1 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
3 * gcc.target/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
4 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
6 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
9 * config/aarch64/aarch64.c (aarch64_classify_address):
10 Set load_store_pair_p for TImode and TFmode.
12 2016-12-08 David Malcolm <dmalcolm@redhat.com>
14 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
15 regno_reg_rtx resizing logic to...
16 (emit_status::ensure_regno_capacity): ...this new method,
17 and ensure that the buffers are large enough.
18 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
19 rather than ggc_vec_alloc.
20 * function.h (emit_status::ensure_regno_capacity): New method.
22 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
24 * opts.c (finish_options): Enable
25 -fsanitize-address-use-after-scope only if -fsanitize=address is enabled
26 (not -fsanitize=kernel-address).
27 * doc/invoke.texi (-fsanitize=kernel-address):
28 Don't say that it enables -fsanitize-address-use-after-scope.
30 2016-12-08 Bin Cheng <bin.cheng@arm.com>
33 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
34 sign bit for index step of data reference.
36 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
38 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
39 Handle SYMBOL_SMALL_TLSGD for ILP32.
40 * config/aarch64/aarch64.md : tlsgd_small modified into
41 tlsgd_small_<mode> to support SImode and DImode.
42 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
45 2016-12-08 Andrew Pinski <apinski@cavium.com>
47 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
48 Access the lower part of RTX appropriately.
50 2016-12-07 David Malcolm <dmalcolm@redhat.com>
52 * genpreds.c (write_tm_constrs_h): Update for renaming of
53 rtx_reader_ptr to md_reader_ptr.
54 (write_tm_preds_h): Likewise.
55 (write_insn_preds_c): Likewise.
56 * read-md.c (rtx_reader_ptr): Rename to...
57 (md_reader_ptr): ...this, and convert from an
58 rtx_reader * to a md_reader *.
59 (rtx_reader::set_md_ptr_loc): Rename to...
60 (md_reader::set_md_ptr_loc): ...this.
61 (rtx_reader::get_md_ptr_loc): Rename to...
62 (md_reader::get_md_ptr_loc): ...this.
63 (rtx_reader::copy_md_ptr_loc): Rename to...
64 (md_reader::copy_md_ptr_loc): ...this.
65 (rtx_reader::fprint_md_ptr_loc): Rename to...
66 (md_reader::fprint_md_ptr_loc): ...this.
67 (rtx_reader::print_md_ptr_loc): Rename to...
68 (md_reader::print_md_ptr_loc): ...this.
69 (rtx_reader::join_c_conditions): Rename to...
70 (md_reader::join_c_conditions): ...this.
71 (rtx_reader::fprint_c_condition): ...this.
72 (rtx_reader::print_c_condition): Rename to...
73 (md_reader::print_c_condition): ...this.
74 (fatal_with_file_and_line): Update for renaming of
75 rtx_reader_ptr to md_reader_ptr.
76 (rtx_reader::require_char): Rename to...
77 (md_reader::require_char): ...this.
78 (rtx_reader::require_char_ws): Rename to...
79 (md_reader::require_char_ws): ...this.
80 (rtx_reader::require_word_ws): Rename to...
81 (md_reader::require_word_ws): ...this.
82 (rtx_reader::read_char): Rename to...
83 (md_reader::read_char): ...this.
84 (rtx_reader::unread_char): Rename to...
85 (md_reader::unread_char): ...this.
86 (rtx_reader::peek_char): Rename to...
87 (md_reader::peek_char): ...this.
88 (rtx_reader::read_name): Rename to...
89 (md_reader::read_name): ...this.
90 (rtx_reader::read_escape): Rename to...
91 (md_reader::read_escape): ...this.
92 (rtx_reader::read_quoted_string): Rename to...
93 (md_reader::read_quoted_string): ...this.
94 (rtx_reader::read_braced_string): Rename to...
95 (md_reader::read_braced_string): ...this.
96 (rtx_reader::read_string): Rename to...
97 (md_reader::read_string): ...this.
98 (rtx_reader::read_skip_construct): Rename to...
99 (md_reader::read_skip_construct): ...this.
100 (rtx_reader::handle_constants): Rename to...
101 (md_reader::handle_constants): ...this.
102 (rtx_reader::traverse_md_constants): Rename to...
103 (md_reader::traverse_md_constants): ...this.
104 (rtx_reader::handle_enum): Rename to...
105 (md_reader::handle_enum): ...this.
106 (rtx_reader::lookup_enum_type): Rename to...
107 (md_reader::lookup_enum_type): ...this.
108 (rtx_reader::traverse_enum_types): Rename to...
109 (md_reader::traverse_enum_types): ...this.
110 (rtx_reader::rtx_reader): Rename to...
111 (md_reader::md_reader): ...this, and update for renaming of
112 rtx_reader_ptr to md_reader_ptr.
113 (rtx_reader::~rtx_reader): Rename to...
114 (md_reader::~md_reader): ...this, and update for renaming of
115 rtx_reader_ptr to md_reader_ptr.
116 (rtx_reader::handle_include): Rename to...
117 (md_reader::handle_include): ...this.
118 (rtx_reader::handle_file): Rename to...
119 (md_reader::handle_file): ...this.
120 (rtx_reader::handle_toplevel_file): Rename to...
121 (md_reader::handle_toplevel_file): ...this.
122 (rtx_reader::get_current_location): Rename to...
123 (md_reader::get_current_location): ...this.
124 (rtx_reader::add_include_path): Rename to...
125 (md_reader::add_include_path): ...this.
126 (rtx_reader::read_md_files): Rename to...
127 (md_reader::read_md_files): ...this.
128 * read-md.h (class rtx_reader): Split into...
129 (class md_reader): ...new class.
130 (rtx_reader_ptr): Rename to...
131 (md_reader_ptr): ...this, and convert to a md_reader *.
132 (class noop_reader): Update base class to be md_reader.
133 (class rtx_reader): Reintroduce as a subclass of md_reader.
134 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
135 (read_char): Update for renaming of rtx_reader_ptr to
137 (unread_char): Likewise.
138 * read-rtl.c (rtx_reader_ptr): New global.
139 (rtx_reader::apply_iterator_to_string): Rename to...
140 (md_reader::apply_iterator_to_string): ...this.
141 (rtx_reader::copy_rtx_for_iterators): Rename to...
142 (md_reader::copy_rtx_for_iterators): ...this.
143 (rtx_reader::read_conditions): Rename to...
144 (md_reader::read_conditions): ...this.
145 (rtx_reader::record_potential_iterator_use): Rename to...
146 (md_reader::record_potential_iterator_use): ...this.
147 (rtx_reader::read_mapping): Rename to...
148 (md_reader::read_mapping): ...this.
149 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
151 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
152 than directly accessing m_string_obstack.
153 (rtx_reader::rtx_reader): New ctor.
154 (rtx_reader::~rtx_reader): New dtor.
156 2016-12-07 Martin Sebor <msebor@redhat.com>
162 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
164 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
165 (check_memop_sizes): Same.
166 (expand_builtin_memcpy): Call check memop_sizes.
167 (expand_builtin_mempcpy): Same.
168 (expand_builtin_memset): Same,
169 (expand_builtin_bzero): Same.
170 (expand_builtin_memory_chk): Call check_sizes.
171 (expand_builtin_strcpy): Same.
172 (expand_builtin_strncpy): Same.
173 (maybe_emit_sprintf_chk_warning): Same.
174 (expand_builtin): Handle strcat and strncat.
175 (fini_object_sizes): Reset pointers.
176 (compute_object_size): New function.
177 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
178 Avoid issuing warnings also issued during built-in expansion.
179 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
181 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
184 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
185 V2DImode elements are SUBREG's convert the result into DImode
186 rather than failing in emit_move_insn.
188 2016-12-07 Jakub Jelinek <jakub@redhat.com>
190 * builtins.c (fold_builtin_strstr): Removed.
191 (fold_builtin_2): Don't call fold_builtin_strstr.
192 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
193 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
194 (gimple_fold_builtin_strstr): New function.
195 (gimple_fold_builtin): Call it.
196 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
199 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
200 var to lhs of new_stmt right before noreturn handling rather than to
201 lhs of e->call_stmt early.
203 2016-12-07 David Malcolm <dmalcolm@redhat.com>
205 * read-md.c (rtx_reader::require_char): New method.
206 (require_char_ws): Convert from function to...
207 (rtx_reader::require_char_ws): ...method.
208 (rtx_reader::require_word_ws): New method.
209 * read-md.h (rtx_reader::require_char): New method decl.
210 (require_char_ws): Remove global decl in favor of...
211 (rtx_reader::require_char_ws): ...new method decl.
212 (rtx_reader::require_word_ws): New method decl.
213 (rtx_reader::peek_char): New method decl.
215 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
217 PR rtl-optimization/78617
218 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
219 registers, also setting hard registers mapped to pseudo registers.
221 2016-12-07 David Malcolm <dmalcolm@redhat.com>
223 * cfgexpand.c (pass_expand::execute): Move stack initializations
224 to rtl_data::init_stack_alignment and call it.
225 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
226 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
228 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
230 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
231 (ira): Move initialization of crtl->is_leaf earlier.
233 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
235 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
236 (movtf_aarch64): Likewise.
237 * config/aarch64/aarch64.c (aarch64_classify_address):
238 Use correct intersection of offsets.
239 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
240 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
241 Use 7-bit signed scaled mode for modes > 16 bytes.
243 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
245 PR rtl-optimization/78561
246 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
247 constant_pool_empty_p in place of get_pool_size_upper_bound.
248 (rs6000_stack_info): Likewise.
249 (rs6000_emit_prologue): Likewise.
250 (rs6000_elf_declare_function_name): Likewise.
251 (rs6000_set_up_by_prologue): Likewise.
252 (rs6000_can_eliminate): Likewise.
253 * output.h (get_pool_size_upper_bound): Delete.
254 (constant_pool_empty_p): New.
255 * varasm.c (get_pool_size_upper_bound): Delete
256 (constant_pool_empty_p): New.
258 2016-12-07 Bin Cheng <bin.cheng@arm.com>
260 PR tree-optimization/78691
261 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
262 Require integral type for the outer expression.
264 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
266 * config/aarch64/aarch64.c
267 (aarch64_builtin_support_vector_misalignment): New.
268 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
270 2016-12-06 David Malcolm <dmalcolm@redhat.com>
273 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
274 Conditionalize the string comparison on Pmode == DImode.
276 2016-12-06 Tom de Vries <tom@codesourcery.com>
278 PR tree-optimization/67955
279 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
280 (stmt_kills_ref_p): Use it.
282 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
285 * calls.c (expand_call): Move back call to prepare_call_address.
287 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
290 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
291 ?* constraints for the ISA 3.0 patterns, so the register allocator
292 is more likely to allocate QImode/HImode to vector registers for
293 conversion to floating point unless a reload is needed.
294 (zero_extendhi<mode>2): Likewise.
295 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
296 first alternative which is converting QImode/HImode to floating
297 point and the QImode/HImode value is in a vector register, and
298 does not allocate the second pseudo register. Remove zero
299 extending into traditional floating point registers, since the
300 instruction used only works on traditional altivec registers.
301 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
303 2016-12-06 David Malcolm <dmalcolm@redhat.com>
305 * config/i386/i386.c: Include print-rtl.h.
306 (selftest::ix86_test_dumping_memory_blockage): New function.
307 (selftest::ix86_run_selftests): Call it.
308 * print-rtl-function.c (print_rtx_function): Create an
309 rtx_reuse_manager and use it.
310 * print-rtl.c: Include "rtl-iter.h".
311 (rtx_writer::rtx_writer): Add reuse_manager param.
312 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
313 (uses_rtx_reuse_p): New function.
314 (rtx_reuse_manager::preprocess): New function.
315 (rtx_reuse_manager::has_reuse_id): New function.
316 (rtx_reuse_manager::seen_def_p): New function.
317 (rtx_reuse_manager::set_seen_def): New function.
318 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
319 prefix the first time in_rtx is seen, and print reuse_rtx
321 (print_inline_rtx): Supply NULL for new reuse_manager param.
322 (debug_rtx): Likewise.
323 (print_rtl): Likewise.
324 (print_rtl_single): Likewise.
325 (rtx_writer::print_rtl_single_with_indent): Likewise.
326 * print-rtl.h: Include bitmap.h when building for host.
327 (rtx_writer::rtx_writer): Add reuse_manager param.
328 (rtx_writer::m_rtx_reuse_manager): New field.
329 (class rtx_reuse_manager): New class.
330 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
331 param and use it when constructing rtx_writer.
332 (selftest::test_dumping_rtx_reuse): New function.
333 (selftest::rtl_tests_c_tests): Call it.
334 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
335 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
336 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
337 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
339 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
342 * lra-lives.c (process_bb_lives): Update biggest mode for
343 implicitly used hard reg.
345 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/predicates.md (general_gr_operand): New predicate.
348 * config/i386/i386.md (TImode and DImode push_operand splitter):
349 Use general_gr_operand. Macroize using DWI mode macro.
350 (TImode and DImode nonimmediate_operand splitter): Use
351 nonimmediate_gr_operand and general_gr_operand. Macroize using
353 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
354 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
355 and general_gr_operand.
356 (XFmode nonimmediate_operand splitter): Ditto.
357 (DFmode nonimmediate_operand splitter): Ditto.
358 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
360 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
362 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
363 alphabetical order with respect to other ARMv8 processors.
364 * config/arm/arm-tables.opt: Regenerate.
365 * config/arm/arm-tune.md: Likewise.
367 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
369 * config/mips/mips.c (mips_expand_builtin_insn): Check input
370 ranges of literal integer arguments.
372 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
375 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
376 destroy_predicate_vecs.
377 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
379 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
382 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
383 argument type to a pred_chain.
384 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
386 (flatten_out_predicate_chains): Remove.
387 (uninit_uses_cannot_happen): Rename from
388 uninit_ops_invalidate_phi_use.
389 Change logic so that we are checking that the PHI use will
390 invalidate _ALL_ possibly uninitialized operands.
391 (is_use_properly_guarded): Rename call to
392 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
394 2016-12-06 Tamar Christina <tamar.christina@arm.com>
396 * gcc/config/aarch64/arm_neon.h
397 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
398 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
399 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
400 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
401 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
402 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
403 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
404 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
405 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
406 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
407 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
408 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
409 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
410 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
412 2016-12-06 Jakub Jelinek <jakub@redhat.com>
415 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
416 plus offset is non-zero. For maybe_nonzero_address decl base0,
417 require indirect_base0.
420 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
421 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
422 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
423 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
424 and arguments have no side-effects, return 0.
425 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
428 * fold-const-call.c (fold_const_call): Handle
429 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
431 PR tree-optimization/78675
432 * tree-vect-loop.c (vectorizable_live_operation): For
433 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
434 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
436 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
439 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
440 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
441 (copy_insn_1) <CLOBBER>: Likewise.
443 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
446 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
447 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
448 comparing signed to unsigned values.
449 (FUNCTION_ARG_REGNO_P): Likewise.
451 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
452 Stefan Freudenberger <stefan@reservoir.com>
454 PR tree-optimization/78646
455 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
456 addition used for the memory base expression should have the type
459 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
462 * config.gcc (*-*-uclinux*): Enable posix threads.
464 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
466 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
467 * config/i386/avx512dqintrin.h: Ditto.
468 * config/i386/avx512fintrin.h: Ditto.
469 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
470 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
471 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
472 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
473 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
474 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
476 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
477 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
478 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
479 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
480 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
481 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
482 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
483 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
484 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
486 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
488 * combine.c: Revert r243162.
490 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
492 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
493 X tests a single bit.
495 2016-12-05 Nathan Sidwell <nathan@acm.org>
497 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
498 (diagnostic_action_after_output): ... here.
499 (diagnostic_report_diagnostic): Call it for non-notes.
500 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
501 (diagnostic_check_max_errors): Declare.
503 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
505 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
506 (ENDFILE_SPEC): Likewise.
508 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
510 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
511 * config/arc/arc.c (arc_unspec_offset): New function.
512 (arc_finalize_pic): Change.
513 (arc_emit_call_tls_get_addr): Likewise.
514 (arc_legitimize_tls_address): Likewise.
515 (arc_legitimize_pic_address): Likewise.
516 (insn_is_tls_gd_dispatch): Remove.
517 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
518 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
519 (tls_gd_dispatch): Likewise.
521 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
523 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
526 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
528 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
529 (sparc_split_reg_mem_legitimate): ...this.
530 (sparc_split_reg_mem): Declare.
531 (sparc_split_mem_reg): Likewise.
532 (sparc_split_regreg_legitimate): Rename to...
533 (sparc_split_reg_reg_legitimate): ...this.
534 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
535 (sparc_split_reg_mem_legitimate): ...this.
536 (sparc_split_reg_mem): New function.
537 (sparc_split_mem_reg): Likewise.
538 (sparc_split_regreg_legitimate): Rename to...
539 (sparc_split_reg_reg_legitimate): ...this.
540 (sparc_split_reg_reg): New function.
541 * config/sparc/sparc.md (lra): Remove "none" value.
542 (enabled): Adjust to above change.
543 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
544 (DImode splitters): Adjust to above renamings and use new functions.
545 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
546 (DFmode splitters): Adjust to above renamings and use new functions.
547 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
548 constraint in conjunction with e.
549 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
550 alternative and reorder others.
551 (VM64:mode splitters): Adjust to above renamings and use new functions.
553 2016-12-04 Martin Sebor <msebor@redhat.com>
556 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
557 identifier tree nodes.
558 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
559 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
560 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
561 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
562 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
563 * builtins.def (aligned_alloc, calloc, malloc, realloc):
564 Add attribute alloc_size.
565 (alloca): Add attribute alloc_size and returns_nonnull.
567 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
571 (dimode_scalar_chain::compute_convert_gain): Ditto.
572 (dimode_scalar_chain::convert_insn): Ditto.
574 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
576 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
577 cases to build a lowpart SUBREG.
579 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
580 David S. Miller <davem@davemloft.net>
582 * config/sparc/constraints.md (U): Adjust comment.
583 * config/sparc/sparc.md (lra): New attribute.
584 (enabled): For base instructions, if the lra attribute is set,
585 return 1 if it is in keeping with TARGET_LRA.
586 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
587 constraint and duplicate them with U replaced by r.
588 (*movdf_insn_sp32): Likewise.
589 (*mov<VM64:mode>_insn_sp32): Likewise.
590 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
592 2016-12-02 Jeff Law <law@redhat.com>
594 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
595 variable main_variant.
597 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
599 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
600 default on PowerPC linux systems.
602 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
604 PR rtl-optimization/78638
605 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
606 GET_MODE (op). Fix this.
608 2016-12-02 David Malcolm <dmalcolm@redhat.com>
611 * selftest.c (selftest::assert_strndup_eq): Rename to...
612 (selftest::assert_xstrndup_eq): ...this, and remove call to
614 (selftest::test_strndup): Rename to...
615 (selftest::test_xstrndup): ...this, updating for above renaming.
616 (selftest::test_libiberty): Update for renaming.
618 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
621 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
622 subversion id 242679 that causes the wrong store instruction to be
623 generated if a DImode is in an Altivec register using REG+REG
626 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
630 and corresponding post-reload splitter.
632 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
634 * config/aarch64/aarch64.h (machine_function): Add
635 reg_is_wrapped_separately field.
636 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
637 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
639 (aarch64_save_callee_saves): Don't save registers that are wrapped
641 (aarch64_restore_callee_saves): Don't restore registers that are
643 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
644 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
645 (aarch64_get_separate_components): New function.
646 (aarch64_get_next_set_bit): Likewise.
647 (aarch64_components_for_bb): Likewise.
648 (aarch64_disqualify_components): Likewise.
649 (aarch64_emit_prologue_components): Likewise.
650 (aarch64_emit_epilogue_components): Likewise.
651 (aarch64_set_handled_components): Likewise.
652 (aarch64_process_components): Likewise.
653 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
654 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
655 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
656 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
657 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
658 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
660 2016-12-02 Martin Jambor <mjambor@suse.cz>
662 * passes.def: Move pass_rebuild_cgraph_edges to the end of
663 pass_build_ssa_passes.
665 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
667 * config/alpha/alpha.md (exception_receiver): Copy
668 alpha_gp_ave_rtx return value.
670 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
672 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
673 for several include directories that may be relative to sysroot.
674 * config/i386/x-mingw32 (gplus_includedir): Define.
675 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
676 (native_system_includedir): Likewise.
677 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
678 override if TARGET_SYSTEM_ROOT is defined.
679 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
681 2016-12-02 Jakub Jelinek <jakub@redhat.com>
684 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
685 (dimode_scalar_chain::compute_convert_gain): Likewise.
686 (dimode_scalar_chain::convert_insn): Likewise.
687 * config/i386/i386.md (*one_cmpldi2_doubleword): New
688 define_insn_and_split.
689 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
692 * rtl.c (copy_rtx): Don't clear used flag here.
693 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
695 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
696 'E' in format, copy all vectors.
697 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
698 * valtrack.c (cleanup_auto_inc_dec): Likewise.
699 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
701 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
702 Thomas Preud'homme <thomas.preudhomme@arm.com>
704 * config/arm/arm-builtins.c (arm_builtins): Define
705 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
706 (bdesc_2arg): Add line for cmse_nonsecure_caller.
707 (arm_init_builtins): Handle cmse_nonsecure_caller.
708 (arm_expand_builtin): Likewise.
709 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
711 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
712 Thomas Preud'homme <thomas.preudhomme@arm.com>
714 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
715 (cmse_nonsecure_call_clear_caller_saved): New.
716 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
717 (arm_function_ok_for_sibcall): Disable sibcalls for
719 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
720 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
721 (call_value): Likewise.
722 (nonsecure_call_internal): New.
723 (nonsecure_call_value_internal): New.
724 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
725 (*nonsecure_call_value_reg_thumb1_v5): New.
726 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
727 (*nonsecure_call_value_reg_thumb2): New.
728 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
730 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
731 Thomas Preud'homme <thomas.preudhomme@arm.com>
733 * config/arm/arm.c (gimplify.h): New include.
734 (arm_handle_cmse_nonsecure_call): New.
735 (arm_attribute_table): Added cmse_nonsecure_call.
736 (arm_comp_type_attributes): Deny compatibility of function types
737 with without the cmse_nonsecure_call attribute.
738 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
740 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
741 Thomas Preud'homme <thomas.preudhomme@arm.com>
743 * config/arm/arm.c (output_return_instruction): Clear
745 (thumb2_expand_return): Likewise.
746 (thumb1_expand_epilogue): Likewise.
747 (thumb_exit): Likewise.
748 (arm_expand_epilogue): Likewise.
749 (cmse_nonsecure_entry_clear_before_return): New.
750 (comp_not_to_clear_mask_str_un): New.
751 (compute_not_to_clear_mask): New.
752 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
753 * config/arm/thumb2.md (*thumb2_return): Disable for
754 cmse_nonsecure_entry functions.
755 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
756 cmse_nonsecure_entry functions.
758 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
759 Thomas Preud'homme <thomas.preudhomme@arm.com>
761 * config/arm/arm.c (use_return_insn): Change to return with bxns
762 when cmse_nonsecure_entry.
763 (output_return_instruction): Likewise.
764 (arm_output_function_prologue): Likewise.
765 (thumb_pop): Likewise.
766 (thumb_exit): Likewise.
767 (thumb2_expand_return): Assert that entry functions always have simple
769 (arm_expand_epilogue): Handle entry functions.
770 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
771 (arm_asm_declare_function_name): New.
772 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
773 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
774 use arm_asm_declare_function_name.
776 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
777 Thomas Preud'homme <thomas.preudhomme@arm.com>
779 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
780 (arm_attribute_table): Added cmse_nonsecure_entry
781 (arm_compute_func_type): Handle cmse_nonsecure_entry.
782 (cmse_func_args_or_return_in_stack): New.
783 (arm_handle_cmse_nonsecure_entry): New.
784 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
785 (IS_CMSE_ENTRY): Likewise.
786 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
788 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
789 Thomas Preud'homme <thomas.preudhomme@arm.com>
791 * config.gcc (extra_headers): Added arm_cmse.h.
792 * config/arm/arm-arches.def (ARM_ARCH):
793 (armv8-m): Add FL2_CMSE.
794 (armv8-m.main): Likewise.
795 (armv8-m.main+dsp): Likewise.
797 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
798 * config/arm/arm-flags.h: Define FL2_CMSE.
799 * config/arm.c (arm_arch_cmse): New.
800 (arm_option_override): New error for unsupported cmse target.
801 * config/arm/arm.h (arm_arch_cmse): New.
802 * config/arm/arm.opt (mcmse): New.
803 * config/arm/arm_cmse.h: New file.
804 * doc/invoke.texi (ARM Options): Add -mcmse.
805 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
806 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
808 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
810 * config/avr/avr.c: Fix coding rule glitches.
812 2016-12-02 Martin Jambor <mjambor@suse.cz>
814 * hsa.c (hsa_callable_function_p): Return false for artificial
817 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
819 PR rtl-optimization/78561
820 * varasm.c (recompute_pool_offsets): New.
821 (output_constant_pool): Call it.
823 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
825 PR rtl-optimization/78561
826 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
827 get_pool_size to get_pool_size_upper_bound.
828 (rs6000_stack_info): Likewise.
829 (rs6000_emit_prologue): Likewise.
830 (rs6000_elf_declare_function_name): Likewise.
831 (rs6000_set_up_by_prologue): Likewise.
832 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
833 * output.h (get_pool_size): Rename to...
834 (get_pool_size_upper_bound): ...This.
835 * varasm.c (get_pool_size): Rename to...
836 (get_pool_size_upper_bound): ...This.
838 2016-12-02 Bin Cheng <bin.cheng@arm.com>
840 * match.pd: Add new pattern:
841 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
843 2016-12-02 Nathan Sidwell <nathan@acm.org>
845 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
848 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
851 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
854 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
856 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
859 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
861 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
862 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
863 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
864 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
865 avr_mcu_types.flash_size to compute default value.
866 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
867 mcu->flash_size to compute value for spec.
869 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
871 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
872 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
873 about linker description to avoid progmem altogether.
874 [absdata]: Point to -mabsdata option.
876 2016-12-02 Jakub Jelinek <jakub@redhat.com>
878 PR rtl-optimization/78547
879 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
880 DECL_INCOMING_RTL is not shared.
881 * config/i386/i386.c (convert_scalars_to_vectors): If any
882 insns have been converted, adjust all parameter's DEC_RTL and
883 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
886 PR rtl-optimization/78575
887 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
888 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
889 if not already wrapped in a subreg. Make sure df_insn_rescan does not
890 affect further iterations.
892 2016-12-02 Martin Liska <mliska@suse.cz>
895 * sreal.c (sreal::to_int): Make absolute value before shifting.
896 (sreal::operator/): Likewise.
897 (sreal_verify_negative_division): New test.
898 (void sreal_c_tests): Call the new test.
899 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
901 (sreal::normalize_down): Likewise.
903 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
905 * combine.c (combine_simplify_rtx): Suppress replacement of
906 "(and (reg) (const_int bit))" with "if_then_else".
908 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
911 * config/s390/s390.md ("extzv")
912 ("*extzv<mode><clobbercc_or_nocc>")
913 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
914 ("*<risbg_n>_ior_and_sr_ze")
915 ("*extract1bitdi<clobbercc_or_nocc>")
916 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
917 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
918 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
919 to validate the arguments of zero_extract and sign_extract.
921 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
924 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
926 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
928 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
930 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
933 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
935 * config/s390/vector.md (vec_halfhalf): New mode iterator.
936 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
937 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
938 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
939 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
940 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
941 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
942 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
943 ("vec_unpacku_lo_v4si"): New pattern definitions.
944 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
947 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
949 * config/s390/s390-protos.h (s390_reverse_condition): New
951 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
953 (s390_reverse_condition): New function.
954 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
957 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
959 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
960 (CCVHUANY): Remove modes.
961 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
963 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
964 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
966 (s390_branch_condition_mask): Adjust to use the new cc consumer
967 modes. The new modes allow for proper reversal in the middle-end.
968 (s390_expand_vec_compare_cc): Determine the proper cc producer and
969 consumer modes for a comparison.
970 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
972 * config/s390/vx-builtins.md: Likewise.
974 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
976 * asan.c (asan_global_struct): Refactor.
977 (create_odr_indicator): New function.
978 (asan_needs_odr_indicator_p): Likewise.
979 (is_odr_indicator): Likewise.
980 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
982 (asan_protect_global): Do not protect odr indicators.
984 2016-12-01 Jeff Law <law@redhat.com>
986 * tree-ssa-threadedge.c
987 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
988 propagation of operands if there are no operands.
990 2016-12-02 Jakub Jelinek <jakub@redhat.com>
992 PR tree-optimization/78586
993 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
994 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
995 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
996 type is INTEGER_TYPE or POINTER_TYPE.
998 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1001 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1002 (vextuhrx): Likewise.
1003 (vextuwlx): Likewise.
1004 (vextuwrx): Likewise.
1006 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1008 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1009 early_dwarf_finished.
1011 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1012 David S. Miller <davem@davemloft.net>
1014 * config/sparc/sparc.opt (mlra): New target option.
1015 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1016 (sparc_lra_p): ...this. New function.
1017 (D_MODES, DF_MODES): Add missing cast.
1018 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1019 provide these insns when flag_pic.
1020 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1021 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1022 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1023 embmedany_textulo, embmedany_textlo): Likewise.
1024 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1026 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1030 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1032 2016-12-01 Richard Biener <rguenther@suse.de>
1033 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1035 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1036 memset if len-oldlen != 0.
1037 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1039 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1043 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1045 * config/avr/avr.c: Fix coding rule glitches.
1047 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1049 PR tree-optimization/78598
1050 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1053 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1055 PR rtl-optimization/78596
1056 * combine.c (simplify_comparison): Cast to unsigned to avoid
1057 left shifting of negative value.
1059 2016-12-01 Matthias Klose <doko@ubuntu.com>
1061 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1063 2016-12-01 Richard Biener <rguenther@suse.de>
1065 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1066 treat arrays with same type as objects that cannot overlap.
1068 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1070 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1071 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1072 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1074 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1077 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1078 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1079 in unsigned HOST_WIDE_INT type.
1080 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1083 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1084 set_used_flags (pat) before any simplifications. Clear used flag on
1085 PARALLEL copy. Don't guard add_reg_note call. Call
1086 copy_rtx_if_shared on pat before storing it into
1087 REG_FRAME_RELATED_EXPR.
1089 2016-12-01 Alan Modra <amodra@gmail.com>
1091 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1092 look inside UNSPEC_VSX_XXSPLTW vec.
1094 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1096 PR rtl-optimization/78607
1097 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1099 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1102 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1103 element is not a constant or in a register, force it to a
1107 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1108 that will be set to a vector element to be in a register.
1109 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1110 the wrong multiplier to convert the element number to a byte
1113 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1115 PR tree-optimization/77856
1116 * lra-constraints.c (inherit_in_ebb): Check original regno for
1117 invalid invariant regs too. Set only clobbered hard regs for the
1118 invalid invariant regs.
1120 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1122 Commit files forgotten in r242966.
1124 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1125 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1126 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1127 prefix check to find wrap-around value, instead use MCU flash size.
1128 For 8k flash devices, update link_pmem_wrap spec string to
1129 add --pmem-wrap-around=8k.
1130 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1132 (LINK_SPEC): ...to here.
1134 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1137 * selftest.c (selftest::assert_strndup_eq): New function.
1138 (selftest::test_strndup): New function.
1139 (selftest::test_libiberty): New function.
1140 (selftest::selftest_c_tests): Call test_libiberty.
1142 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1144 PR rtl-optimization/78610
1145 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1148 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1150 PR tree-optimization/78574
1151 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1152 header PHI that doesn't define biv.
1154 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1156 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1159 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1160 sharing the SUBREG rtx between move and following insn.
1162 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1163 for REG_EQUIV argument.
1165 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1167 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1169 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1172 * real.c (real_hash): Add cast to avoid left
1173 shifting of negative values.
1175 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1178 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1179 from a subreg in operands[1] and don't call REGNO on a non-reg
1180 expression when deciding to force operands[2] into a reg.
1182 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1183 Andrew Burgess <andrew.burgess@embecosm.com>
1185 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1186 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1187 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1188 * config/arc/arc700.md: Add define_bypass for store/load.
1190 2016-11-30 Martin Liska <mliska@suse.cz>
1192 * cgraph.c (symbol_table::initialize): Initialize
1193 ipa_clones_dump_file.
1194 (cgraph_node::remove): Report to ipa_clones_dump_file.
1195 * cgraph.h: Add new argument (suffix) to cloning methods.
1196 * cgraphclones.c (dump_callgraph_transformation): New function.
1197 (cgraph_node::create_clone): New argument.
1198 (cgraph_node::create_virtual_clone): Likewise.
1199 (cgraph_node::create_version_clone): Likewise.
1200 * dumpfile.c: Add .ipa-clones dump file.
1201 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1202 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1203 to dump_callgraph_transformation.
1205 2016-11-30 Martin Liska <mliska@suse.cz>
1208 * asan.c (asan_expand_mark_ifn): Properly
1209 select a VAR_DECL from FRAME.* component reference.
1211 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1213 PR rtl-optimization/78583
1214 * simplify-rtx.c (simplify_truncation): Add check missing from the
1217 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1219 PR rtl-optimization/78590
1220 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1221 if the subreg_reg is a scalar integer mode.
1223 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1225 PR tree-optimization/78586
1226 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1227 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1228 Don't build_int_cst min/max twice. Formatting fix.
1230 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1232 PR rtl-optimization/78588
1233 * combine.c (if_then_else_cond): Also guard against BLKmode.
1234 * rtlanal.c (num_sign_bit_copies1): Add assert.
1236 2016-11-29 Jeff Law <law@redhat.com>
1238 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1241 * lra-constraints.c (check_and_process_move): Constrain the
1242 range of DCLASS and SCLASS to avoid false positive out of bounds
1243 array index warning.
1245 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1247 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1249 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1251 PR preprocessor/78569
1252 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1253 line directives were present.
1255 2016-11-30 Matthias Klose <doko@ubuntu.com>
1257 * doc/install.texi: Document configure options --enable-objc-gc
1258 and --with-target-bdw-gc.
1260 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1263 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1264 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1265 residing in traditional altivec registers can be stored
1268 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1271 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1272 overhead loop start between a call and its CALL_ARG_LOCATION
1275 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1277 * config/bfin/linux.h (CPP_SPEC): Define.
1279 2016-11-29 Martin Sebor <msebor@redhat.com>
1281 PR tree-optimization/78512
1282 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1283 * config/rs6000/linux.h: Same.
1284 * config/rs6000/linux64.h: Same.
1285 * config/sol2.h: Same.
1286 * config/sol2.c (solaris_printf_pointer_format): Remove.
1287 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1288 * doc/tm.texi: Regenerate.
1289 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1290 (pass_sprintf_length::compute_format_length): Return bool.
1291 (pass_sprintf_length::handle_gimple_call): Adjust.
1292 * target.def (printf_pointer_format): Remove.
1293 * targhooks.c (default_printf_pointer_format): Remove.
1294 (linux_printf_pointer_format): Same.
1295 * targhooks.h (default_printf_pointer_format): Remove.
1296 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1298 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1302 (SWI1248_AVX512BWDQ): Ditto.
1303 (SWI1248_AVX512BW): Ditto.
1304 (k<any_logic:code><mode>): Ditto.
1305 (kandn<mode>): Ditto.
1306 (kxnor<mode>): Ditto.
1307 (knot<mode>): Ditto.
1308 (*k<any_lshift:code><mode>): Ditto.
1309 (kortestzhi, kortestchi): Ditto.
1310 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1312 2016-11-29 Andrew Pinski <apinski@cavium.com>
1314 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1317 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1320 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1321 to stack before call mcount.
1322 (tilegx_can_use_return_insn_p): Clean up code.
1324 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1326 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1328 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1334 * spellcheck.c (selftest::test_find_closest_string): Verify that
1335 we don't offer the goal string as a suggestion.
1336 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1337 offer the goal string as a suggestion.
1340 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1342 * config/arc/arc.c (arc_override_options): Avoid selection of
1343 compact casesi for ARCv2.
1345 2016-11-29 Richard Biener <rguenther@suse.de>
1347 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1348 PHIs after a regular stmt.
1349 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1352 2016-11-29 Martin Liska <mliska@suse.cz>
1354 PR gcov-profile/78582
1355 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1356 to prevent PHI argument clash.
1358 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1360 * config/arc/arc.opt (marclinux): Fix typo.
1361 (marclinux_prof): Likewise.
1363 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1365 * target.def (stack_protect_runtime_enabled_p): New.
1366 * function.c (expand_function_end): Guard stack_protect_epilogue with
1367 targetm.stack_protect_runtime_enabled_p.
1368 * cfgexpand.c (pass_expand::execute): Likewise.
1369 * calls.c (expand_call): Likewise.
1370 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1371 * doc/tm.texi: Regenerate.
1373 2016-11-29 Richard Biener <rguenther@suse.de>
1376 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1378 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1380 * doc/contrib.texi: Add a few missing gfortran contributors.
1382 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1384 * combine.c (change_zero_ext): Also handle extends from a subreg
1385 to a mode bigger than that of the operand of the subreg.
1387 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1390 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1391 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1393 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1395 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1397 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1398 head_components and tail_components.
1399 (spread_components): New algorithm.
1400 (emit_common_tails_for_components): Clear head_components and
1402 (insert_prologue_epilogue_for_components): Write extra output to the
1403 dump file for sibcalls and abnormal exits.
1405 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1407 PR rtl-optimization/78342
1408 * combine.c: Include "cfghooks.h".
1409 (try_combine): If we create an unconditional trap, break the basic
1410 block in two just after it, and remove the edge between; also, set
1411 the *new_direct_jump_p flag so that cleanup_cfg is run.
1413 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1415 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1418 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1421 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1422 output template string.
1423 (*anddi_1): Use multi-line output template string.
1426 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1429 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1430 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1431 note has been removed.
1432 * postreload.c (reload_combine_recognize_pattern): If
1433 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1435 2016-11-28 Martin Sebor <msebor@redhat.com>
1438 * gimple-ssa-sprintf.c (target_max_value): Remove.
1439 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1440 (get_width_and_precision): New function.
1441 (format_integer, format_floating, get_string_length, format_string):
1442 Correct handling of width and precision with unknown value.
1443 (format_directive): Add warning.
1444 (pass_sprintf_length::compute_format_length): Allow for precision
1445 to consist of a sole period with no asterisk or digits after it.
1447 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1449 PR rtl-optimization/78546
1450 * simplify-rtx.c (neg_const_int): When negating most negative
1451 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1452 simplify_const_unary_operation to produce CONST_DOUBLE or
1454 (simplify_plus_minus): Handle the case where neg_const_int
1455 doesn't return a CONST_INT.
1457 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1460 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1461 left shifting of negative values.
1463 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1466 * tree-nested.c (convert_local_reference_stmt): After adding
1467 shared (FRAME.NN) clause to omp parallel, task or target,
1468 add it also to all outer omp parallel, task or target constructs.
1470 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1472 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1473 (UNSPEC_KMOV): Remove.
1474 (kmovw): Expand to plain HImode move.
1475 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1476 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1477 Remove corresponding clobber-removing splitter.
1478 (*anddi_1): Remove mask register alternatives.
1482 (*<any_or:code><mode>_1): Ditto.
1483 (*<any_or:code>qi_1): Ditto.
1484 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1485 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1486 Remove corresponding splitter to operation with general registers.
1487 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1488 (*andn<SWI12:mode>): New pattern.
1489 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1490 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1491 with general registers.
1492 (knot<mode>): New insn pattern.
1493 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1494 (one_cmplqi2_1): Ditto.
1495 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1496 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1497 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1498 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1499 to generate kmaskop shift.
1500 (vec_unpacks_hi_<mode>): Ditto.
1501 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1502 Use CODE_FOR_kandhi.
1503 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1504 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1505 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1507 2016-11-28 Richard Biener <rguenther@suse.de>
1509 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1510 to SSA names via extract_range_from_ssa_name if allowed.
1512 2016-11-28 Richard Biener <rguenther@suse.de>
1514 PR tree-optimization/78542
1515 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1518 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1520 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1521 isolates a single bit, even if the condition involves subregs.
1523 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1525 * config/aarch64/aarch64-simd-builtins.def
1526 (BSL_P): Added di and v2di mode.
1527 * config/aarch64/arm_neon.h
1528 (vsriq_n_p64, vsri_n_p64): Added poly type.
1529 (vextq_p64, vext_p64): Likewise.
1530 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1532 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1534 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1535 (TYPES_GETREGP): Likewise.
1536 (TYPES_SHIFTINSERTP): Likewise.
1537 (TYPES_COMBINEP): Likewise.
1538 (TYPES_STORE1P): Likewise.
1539 * config/aarch64/aarch64-simd-builtins.def
1540 (combine): Added poly generator.
1541 (get_dregoi): Likewise.
1542 (get_dregci): Likewise.
1543 (get_dregxi): Likewise.
1547 * config/aarch64/arm_neon.h
1548 (poly64x1x2_t, poly64x1x3_t): New.
1549 (poly64x1x4_t, poly64x2x2_t): Likewise.
1550 (poly64x2x3_t, poly64x2x4_t): Likewise.
1551 (poly64x1_t): Likewise.
1552 (vcreate_p64, vcombine_p64): Likewise.
1553 (vdup_n_p64, vdupq_n_p64): Likewise.
1554 (vld2_p64, vld2q_p64): Likewise.
1555 (vld3_p64, vld3q_p64): Likewise.
1556 (vld4_p64, vld4q_p64): Likewise.
1557 (vld2_dup_p64, vld3_dup_p64): Likewise.
1558 (vld4_dup_p64, vsli_n_p64): Likewise.
1559 (vsliq_n_p64, vst1_p64): Likewise.
1560 (vst1q_p64, vst2_p64): Likewise.
1561 (vst3_p64, vst4_p64): Likewise.
1562 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1563 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1564 (vget_lane_p64, vgetq_lane_p64): Likewise.
1565 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1566 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1567 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1568 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1569 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1570 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1571 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1572 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1573 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1574 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1575 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1576 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1577 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1578 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1579 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1580 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1581 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1582 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1583 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1584 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1585 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1586 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1587 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1588 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1589 (vset_lane_p64, vsetq_lane_p64): Likewise.
1590 (vget_low_p64, vget_high_p64): Likewise.
1591 (vcombine_p64, vst2_lane_p64): Likewise.
1592 (vst3_lane_p64, vst4_lane_p64): Likewise.
1593 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1594 (vst4q_lane_p64, vget_lane_p64): Likewise.
1595 (vget_laneq_p64, vset_lane_p64): Likewise.
1596 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1597 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1598 (vdupq_n_p64, vdup_lane_p64): Likewise.
1599 (vdup_laneq_p64, vld1_p64): Likewise.
1600 (vld1q_p64, vld1_dup_p64): Likewise.
1601 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1602 (vmov_n_p64, vmovq_n_p64): Likewise.
1603 (vst3q_p64, vst4q_p64): Likewise.
1604 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1605 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1606 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1607 (vdupq_laneq_p64): Likewise.
1609 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1611 * config/arm/arm_neon.h (vget_lane_p64): New.
1613 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1616 * configure.ac (with_ld64): Use portable method to extract the
1617 major part of the version number.
1618 * configure: Regenerated.
1620 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1622 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1623 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1624 intmax_t couldn't be determined.
1625 (format_integer): Make {,u}intmax_type_node no longer static,
1626 initialize them only when needed. For z and t use
1627 signed_or_unsigned_type_for instead of assuming size_t and
1628 ptrdiff_t have the same precision.
1631 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1632 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1633 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1634 vector instead of traversing m_classes hash table. Release
1636 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1638 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1639 add it also to m_classes_vec vector.
1640 (sem_item_optimizer::remove_symtab_node,
1641 sem_item_optimizer::build_hash_based_classes,
1642 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1643 (sem_item_optimizer::subdivide_classes_by_equality,
1644 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1645 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1646 instead of traversing m_classes hash table. Formatting fixes.
1647 (sem_item_optimizer::traverse_congruence_split,
1648 sem_item_optimizer::do_congruence_step_for_index,
1649 sem_item_optimizer::do_congruence_step): Formatting fixes.
1650 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1651 vector instead of traversing m_classes hash table.
1652 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1653 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1654 instead of traversing m_classes hash table.
1656 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1658 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1659 X is not unused after.
1661 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1663 PR rtl-optimization/78120
1664 * rtlanal.c (insn_rtx_cost): Revert previous change.
1666 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1669 * config/avr/avr.md (SPLIT34): New mode iterator.
1670 (bitop): New code iterator.
1671 (*iorhi3.ashift8-*). New insn-and-split patterns.
1672 (*movhi): Post-reload split reg = 0.
1673 [!MOVW]: Post-reload split reg = reg.
1674 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1675 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1676 (iorhi3, iorpsi3, iorsi3): Same.
1677 (xorhi3, xorpsi3, xorsi3): Same.
1678 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1679 costs to *iorhi3.ashift8-* patterns.
1681 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1682 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1685 * config.in: Regenerate
1686 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1688 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1689 * config/darwin.opt(asm_macosx_version_min): New.
1690 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1691 * configure: Regenerate
1692 * configure.ac: Check for mmacosx-version-min handling.
1694 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1697 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1698 where the function might otherwise appear empty for picbase thunks.
1699 (ix86_output_function_epilogue): If we find a zero-sized function
1700 assume that reaching it is UB and trap. If we find a trailing label
1702 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1703 find a zero-sized function assume that reaching it is UB and trap.
1704 If we find a trailing label, append a nop.
1706 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1709 * config/darwin-sections.def (picbase_thunk_section): New.
1710 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1711 section. (darwin_rodata_section, darwin_objc2_section,
1712 machopic_select_section, darwin_asm_declare_constant_name,
1713 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
1714 coalesced with newer linkers.
1715 (darwin_override_options): Decide on usage of coalesed sections
1716 on the basis of the target linker version.
1717 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
1718 * config/darwin.opt (mtarget-linker): New.
1719 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
1720 a coalesced section, instead use a thunks section.
1722 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1725 * configure.ac (with-ld64): New var, set for Darwin, set on
1726 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
1727 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
1728 * config/darwin10.h(DEF_LD64): Update for this target version.
1729 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
1730 (DEF_LD64): Update for this target version.
1731 * configure: Regenerated.
1732 * config.in: Regenerated.
1734 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1737 * config/darwin.c (imachopic_indirection_name): Make data
1738 section indirections linker-visible.
1739 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
1740 constant labels linker-visible.
1742 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1744 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
1745 (free_lang_data): Remove assignment to ptrdiff_type_node.
1747 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1749 PR rtl-optimization/78526
1750 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
1751 beyond val's precision.
1753 PR rtl-optimization/78527
1754 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
1755 out of bounds shift count.
1757 2016-11-25 Martin Liska <mliska@suse.cz>
1760 * doc/invoke.texi (-fprofile-use): Fix reference to a section
1761 where -fprofile-generate is documented.
1763 2016-11-25 Martin Liska <mliska@suse.cz>
1765 PR gcov-profile/78086
1766 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
1767 not supported by a target. Set priority to 100 if possible.
1768 (build_gcov_exit_decl): Likewise.
1770 2016-11-25 Richard Biener <rguenther@suse.de>
1773 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
1774 unary, binary and single RHSs.
1775 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
1777 2016-11-25 Bin Cheng <bin.cheng@arm.com>
1782 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
1783 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
1784 and set it to result code if transformation is valid. Use code EQ
1785 directly in last simplification case.
1787 2016-11-25 Richard Biener <rguenther@suse.de>
1789 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
1790 before valueizing return stmts.
1792 2016-11-24 Richard Biener <rguenther@suse.de>
1794 PR tree-optimization/78343
1795 * passes.def: Add CD-DCE pass after loop splitting.
1796 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
1797 SCEV init/finalize ...
1798 (perform_tree_ssa_dce): ... here. Deal with being
1799 executed inside the loop pipeline in aggressive mode.
1801 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1803 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
1805 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1807 PR tree-optimization/77673
1808 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
1809 (init_symbolic_number): Initialize src field from src parameter.
1810 (perform_symbolic_merge): Select most dominated statement as the
1811 source statement. Set src field of resulting n structure from the
1812 input src with the lowest address.
1813 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
1814 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
1815 of load from src field rather than insertion statement. Cancel
1816 optimization if statement analyzed is not dominated by the insertion
1818 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
1819 dominance information.
1821 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
1824 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1826 2016-11-25 Martin Jambor <mjambor@suse.cz>
1828 PR tree-optimization/70965
1829 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
1831 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
1834 * config/i386/i386.c (i386_excess_precision): Do not return
1835 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1836 EXCESS_PRECISION_TYPE_STANDARD.
1837 * target.def (excess_precision): Document that targets should
1838 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
1839 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
1840 Fix typo in first sentence.
1841 * doc/tm.texi: Regenerate.
1843 2016-11-25 Richard Biener <rguenther@suse.de>
1845 PR tree-optimization/78396
1846 * tree-vectorizer.c (vectorize_loops): When the if-converted
1847 body contains masked loads or stores do not attempt to
1848 basic-block-vectorize it.
1850 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1851 Alan Hayward <alan.hayward@arm.com>
1852 David Sherwood <david.sherwood@arm.com>
1854 * function.h (spill_slot_alignment): Declare.
1855 * function.c (spill_slot_alignment): New function.
1856 * lra-spills.c (slot): Add align and size fields.
1857 (assign_mem_slot): Use them in the call to assign_stack_local.
1858 (add_pseudo_to_slot): Update the fields.
1859 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
1861 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1862 Alan Hayward <alan.hayward@arm.com>
1863 David Sherwood <david.sherwood@arm.com>
1865 * stor-layout.c (layout_type): Allow the caller to set the mode of
1866 a float type. Only choose one here if the mode is still VOIDmode.
1867 * tree.c (build_common_tree_nodes): Set the type mode of decimal
1868 floats before calling layout_type.
1869 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
1871 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
1873 * tree-tailcall.c (find_tail_calls): Allow calls to reference
1874 local variables if all references are known to be direct.
1876 2016-11-25 Jakub Jelinek <jakub@redhat.com>
1877 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1880 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
1881 non null and it's precision matches precision of lhs's type.
1883 2016-11-24 Martin Sebor <msebor@redhat.com>
1885 PR tree-optimization/78476
1886 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
1888 (handle_gimple_call): Adjust signature.
1889 (try_substitute_return_value): Remove calls to bounded functions
1890 with zero buffer size whose result is known.
1891 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
1893 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1895 * varasm.c (assemble_start_function): Wrap align_log definition in
1896 ASM_OUTPUT_MAX_SKIP_ALIGN.
1898 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (wide AND insn to QImode splitter): Use
1901 explicit mode macros.
1902 (wide OR insn to QImode splitter): Ditto.
1904 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
1906 PR rtl-optimization/77541
1907 * lra-constraints.c (struct input_reload): Add field match_p.
1908 (get_reload_reg): Check modes of input reloads to generate unique
1909 value reload pseudo.
1910 (match_reload): Add input reload pseudo for the current insn.
1912 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1914 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
1915 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
1916 architecture levels.
1917 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
1918 the aarch64_fp16_type_node, not all HFmode types.
1919 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
1920 (aarch64_scalar_mode_supported_p): Likewise.
1921 (aarch64_excess_precision): New.
1922 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
1923 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
1924 (TARGET_C_EXCESS_PRECISION): Likewise.
1926 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1928 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
1929 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1931 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
1933 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
1934 (<optab>dihf2): Likewise.
1935 (aarch64_fp16_<optab><mode>hf2): New.
1937 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
1940 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
1942 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1944 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
1945 Enable REE at -O2 and higher.
1946 * config/sparc/sparc.c (sparc_option_override): Disable it by default
1949 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1953 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1954 (new_temp_expr_table): Initialise reg_vars_cnt.
1955 (free_temp_expr_table): Release reg_vars_cnt.
1956 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1958 (find_replaceable_in_bb): Use the above to record register variable
1959 write occurrences and cancel replacement across them.
1961 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1963 PR rtl-optimization/78437
1964 * ree.c (get_uses): New function.
1965 (combine_reaching_defs): When a copy is needed, return false if any
1966 reaching use of the source register reads it in a mode larger than
1967 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
1969 2016-11-24 Martin Liska <mliska@suse.cz>
1971 * gimple-pretty-print.c (dump_edge_probability): New function.
1972 (dump_gimple_switch): Dump label edge probabilities.
1973 (dump_gimple_cond): Likewise.
1974 (dump_gimple_label): Dump
1975 (dump_gimple_bb_header): Dump basic block frequency.
1976 (pp_cfg_jump): Replace e->dest argument with e.
1977 (dump_implicit_edges): Likewise.
1978 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
1979 Use gimple_bb (at) instead of at->bb.
1981 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
1983 * common.opt (flimit-function-alignment): New.
1984 * doc/invoke.texi (-flimit-function-alignment): Document.
1985 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
1986 * final.c (shorten_branches): Set it.
1987 * varasm.c (assemble_start_function): Limit alignment if
1990 2016-11-24 Richard Biener <rguenther@suse.de>
1992 PR tree-optimization/71595
1993 * cfgloopmanip.h (remove_path): Add irred_invalidated and
1994 loop_closed_ssa_invalidated parameters, defaulted to NULL.
1995 * cfgloopmanip.c (remove_path): Likewise, pass them along to
1996 called functions. Only fix irred flags if the caller didn't
1998 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
1999 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2002 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2004 PR rtl-optimization/78120
2005 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2006 cases, and additionally test against max_seq_cost for speed
2008 (noce_process_if_block): Compute an estimate for the original cost when
2009 optimizing for speed, using the minimum of then and else block costs.
2011 PR rtl-optimization/78120
2012 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2014 PR rtl-optimization/78120
2015 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2017 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2019 * match.pd: Refine type conversion in result expr for below pattern:
2020 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2022 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2025 * tree.h (wi::fits_to_boolean_p): New predicate.
2026 (wi::fits_to_tree_p): Use it for boolean types.
2027 * tree.c (int_fits_type_p): Likewise.
2029 2016-11-24 Martin Liska <mliska@suse.cz>
2031 * print-tree.c (struct bucket): Remove.
2032 (print_node): Add new argument which drives whether a tree node
2033 is printed briefly or not.
2034 (debug_tree): Replace a custom hash table with hash_set<T>.
2035 * print-tree.h (print_node): Add the argument.
2037 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2039 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2041 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2044 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2045 if it is at least NREGS wide.
2047 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2049 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2050 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2051 TFmode, IFmode and KFmode.
2053 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2055 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2058 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2060 * combine.c (change_zero_ext): Only change the mode of a hard register
2061 destination if can_change_dest_mode holds for that.
2063 2016-11-23 Jeff Law <law@redhat.com>
2065 * varasm.c (assemble_name): Increase buffer size for name.
2067 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2069 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2071 * doc/extend.texi: Constify first argument to __builtin_object_size.
2073 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2075 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2076 to be used. Add brackets around macro argument.
2078 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2080 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2082 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2085 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2086 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2088 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2091 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2092 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2093 on worksharing constructs, treat it like clauses on simd construct.
2095 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2096 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2097 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2098 of true as last argument to build_outer_var_ref.
2100 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2102 * config/i386/i386.md (*movqi_internal): Calculate mode
2103 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2104 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2105 (*k<logic><mode>): Calculate mode attribute depending on
2106 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2107 (*andqi_1): Calculate mode attribute of alternative 3 depending
2108 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2109 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2110 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2111 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2112 iterator. Calculate mode attribute of alternative 1 depending
2113 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2114 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2115 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2117 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2120 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2121 * tree-vrp.c (extract_range_basic): Handle case for
2122 CFN_BUILT_IN_STRLEN.
2124 2016-11-23 Jeff Law <law@redhat.com>
2126 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2128 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2129 in boolean context warning.
2131 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2133 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2136 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2137 (arm_fp16_type_node): ...This, make visibile.
2138 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2140 (arm_init_simd_builtin_types): Likewise.
2141 (arm_init_fp16_builtins): Likewise.
2142 * config/arm/arm.c (arm_excess_precision): New.
2143 (arm_floatn_mode): Likewise.
2144 (TARGET_C_EXCESS_PRECISION): Likewise.
2145 (TARGET_FLOATN_MODE): Likewise.
2146 (arm_promoted_type): Only promote arm_fp16_type_node.
2147 * config/arm/arm.h (arm_fp16_type_node): Declare.
2149 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2151 * config/arm/arm.c (arm_convert_to_type): Delete.
2152 (TARGET_CONVERT_TO_TYPE): Delete.
2153 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2154 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2155 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2156 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2157 are in fast math mode, and have no single step hardware instruction.
2158 (extendhfdf2): Only expand through SFmode if we don't have a
2159 single-step hardware instruction.
2160 * config/arm/vfp.md (*truncdfhf2): New.
2161 (extendhfdf2): Likewise.
2163 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2165 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2168 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2170 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2171 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2172 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2173 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2174 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2175 * doc/tm.texi: Regenerate.
2176 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2178 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2180 * toplev.c (init_excess_precision): Delete most logic.
2181 * tree.c (excess_precision_type): Rewrite to use
2182 TARGET_EXCESS_PRECISION.
2183 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2184 more generic fashion.
2185 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2186 __STDC_WANT_IEC_60559_TYPES_EXT__.
2188 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2190 * common.opt (fpermitted-flt-eval-methods): New.
2191 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2192 * flag_types.h (permitted_flt_eval_methods): New.
2194 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2196 * config/m68k/m68k.c (m68k_excess_precision): New.
2197 (TARGET_C_EXCESS_PRECISION): Define.
2199 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2201 * config/s390/s390.c (s390_excess_precision): New.
2202 (TARGET_C_EXCESS_PRECISION): Define.
2204 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2206 * config/i386/i386.c (ix86_excess_precision): New.
2207 (TARGET_C_EXCESS_PRECISION): Define.
2209 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2211 * target.def (excess_precision): New hook.
2212 * target.h (flt_eval_method): New.
2213 (excess_precision_type): Likewise.
2214 * targhooks.c (default_excess_precision): New.
2215 * targhooks.h (default_excess_precision): New.
2216 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2217 * doc/tm.texi: Regenerate.
2219 2016-11-23 Martin Sebor <msebor@redhat.com>
2222 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2223 set the minimum number of bytes for an unknown string to zero.
2225 2016-11-23 Martin Jambor <mjambor@suse.cz>
2226 Martin Liska <mliska@suse.cz>
2228 * hsa-builtins.def: New file.
2229 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2230 * builtins.def: Include hsa-builtins.def.
2231 (DEF_HSA_BUILTIN): New macro.
2232 * dumpfile.h (OPTGROUP_OPENMP): Define.
2233 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2234 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2235 GF_OMP_FOR_GRID_GROUP_ITER.
2236 (gimple_omp_for_grid_phony): Added checking assert.
2237 (gimple_omp_for_set_grid_phony): Likewise.
2238 (gimple_omp_for_grid_intra_group): New function.
2239 (gimple_omp_for_set_grid_intra_group): Likewise.
2240 (gimple_omp_for_grid_group_iter): Likewise.
2241 (gimple_omp_for_set_grid_group_iter): Likewise.
2242 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2243 previosuly only distribute loop was permitted.
2244 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2245 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2247 (grid_expand_omp_for_loop): Likewise and also support standalone
2248 distribute constructs. New parameter INTRA_GROUP, updated both users.
2249 (grid_expand_target_grid_body): Support standalone distribute
2251 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2252 (pass_data_expand_omp_ssa): Likewise.
2253 (pass_data_omp_device_lower): Likewsie.
2254 (pass_data_lower_omp): Likewise.
2255 (pass_data_diagnose_omp_blocks): Likewise.
2256 (pass_data_oacc_device_lower): Likewise.
2257 (pass_data_omp_target_link): Likewise.
2258 (grid_lastprivate_predicate): New function.
2259 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2261 (lower_omp_for): Support standalone distribute constructs.
2262 (grid_prop): New type.
2263 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2265 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2267 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2268 optimization info messages.
2269 (grid_find_single_omp_among_assignments): Likewise.
2270 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2271 (grid_parallel_clauses_gridifiable): New function.
2272 (grid_inner_loop_gridifiable_p): Likewise.
2273 (grid_dist_follows_simple_pattern): Likewise.
2274 (grid_gfor_follows_tiling_pattern): Likewise.
2275 (grid_call_permissible_in_distribute_p): Likewise.
2276 (grid_handle_call_in_distribute): Likewise.
2277 (grid_dist_follows_tiling_pattern): Likewise.
2278 (grid_target_follows_gridifiable_pattern): Support standalone
2279 distribute constructs.
2280 (grid_var_segment): New enum.
2281 (grid_mark_variable_segment): New function.
2282 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2283 if a new argument says so.
2284 (grid_process_grid_body): New function.
2285 (grid_eliminate_combined_simd_part): Likewise.
2286 (grid_mark_tiling_loops): Likewise.
2287 (grid_mark_tiling_parallels_and_loops): Likewise.
2288 (grid_process_kernel_body_copy): Support standalone distribute
2290 (grid_attempt_target_gridification): New grid variable holding overall
2291 gridification state. Support standalone distribute constructs and
2293 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2294 * hsa.h (hsa_bb): Add method method append_phi.
2295 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2296 occurences in all files too.
2297 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2298 (is_a_helper <hsa_insn_br *>::test): New function.
2299 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2300 branch instructions.
2301 (hsa_insn_signal): Make a direct descendant of
2302 hsa_insn_basic. Add memorder constructor parameter and
2303 m_memory_order and m_signalop member variables.
2304 (hsa_insn_queue): Changed constructor parameters to common form.
2305 Added m_segment and m_memory_order member variables.
2306 (hsa_summary_t): Add private member function
2307 process_gpu_implementation_attributes.
2308 (hsa_function_summary): Rename m_binded_function to
2310 (hsa_insn_basic_p): Remove typedef.
2311 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2312 (hsa_op_reg_p): Remove typedef.
2313 (hsa_function_representation): Change hsa_op_reg_p into plain
2315 (hsa_insn_phi): Removed new and delete operators.
2316 (hsa_insn_br): Likewise.
2317 (hsa_insn_cbr): Likewise.
2318 (hsa_insn_sbr): Likewise.
2319 (hsa_insn_cmp): Likewise.
2320 (hsa_insn_mem): Likewise.
2321 (hsa_insn_atomic): Likewise.
2322 (hsa_insn_signal): Likewise.
2323 (hsa_insn_seg): Likewise.
2324 (hsa_insn_call): Likewise.
2325 (hsa_insn_arg_block): Likewise.
2326 (hsa_insn_comment): Likewise.
2327 (hsa_insn_srctype): Likewise.
2328 (hsa_insn_packed): Likewise.
2329 (hsa_insn_cvt): Likewise.
2330 (hsa_insn_alloca): Likewise.
2331 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2332 (process_gpu_implementation_attributes): New function.
2333 (link_functions): Move some functionality into it. Adjust after
2334 renaming m_binded_functions to m_bound_functions.
2335 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2336 to the list of instructions with no output registers.
2337 (get_in_type): Return this if it is a register of
2339 (hsa_get_declaration_name): Moved to...
2340 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2341 temporary string on an obstack instead from ggc.
2342 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2343 down to two overloads.
2344 (hsa_allocp_operand_address): Removed.
2345 (hsa_allocp_operand_immed): Likewise.
2346 (hsa_allocp_operand_reg): Likewise.
2347 (hsa_allocp_operand_code_list): Likewise.
2348 (hsa_allocp_operand_operand_list): Likewise.
2349 (hsa_allocp_inst_basic): Likewise.
2350 (hsa_allocp_inst_phi): Likewise.
2351 (hsa_allocp_inst_mem): Likewise.
2352 (hsa_allocp_inst_atomic): Likewise.
2353 (hsa_allocp_inst_signal): Likewise.
2354 (hsa_allocp_inst_seg): Likewise.
2355 (hsa_allocp_inst_cmp): Likewise.
2356 (hsa_allocp_inst_br): Likewise.
2357 (hsa_allocp_inst_sbr): Likewise.
2358 (hsa_allocp_inst_call): Likewise.
2359 (hsa_allocp_inst_arg_block): Likewise.
2360 (hsa_allocp_inst_comment): Likewise.
2361 (hsa_allocp_inst_queue): Likewise.
2362 (hsa_allocp_inst_srctype): Likewise.
2363 (hsa_allocp_inst_packed): Likewise.
2364 (hsa_allocp_inst_cvt): Likewise.
2365 (hsa_allocp_inst_alloca): Likewise.
2366 (hsa_allocp_bb): Likewise.
2368 (hsa_init_data_for_cfun): Initialize obstack.
2369 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2370 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2371 (hsa_op_reg::operator new): Likewise.
2372 (hsa_op_address::operator new): Likewise.
2373 (hsa_op_code_list::operator new): Likewise.
2374 (hsa_op_operand_list::operator new): Likewise.
2375 (hsa_insn_basic::operator new): Likewise.
2376 (hsa_insn_phi::operator new): Likewise.
2377 (hsa_insn_br::operator new): Likewise.
2378 (hsa_insn_sbr::operator new): Likewise.
2379 (hsa_insn_cmp::operator new): Likewise.
2380 (hsa_insn_mem::operator new): Likewise.
2381 (hsa_insn_atomic::operator new): Likewise.
2382 (hsa_insn_signal::operator new): Likewise.
2383 (hsa_insn_seg::operator new): Likewise.
2384 (hsa_insn_call::operator new): Likewise.
2385 (hsa_insn_arg_block::operator new): Likewise.
2386 (hsa_insn_comment::operator new): Likewise.
2387 (hsa_insn_srctype::operator new): Likewise.
2388 (hsa_insn_packed::operator new): Likewise.
2389 (hsa_insn_cvt::operator new): Likewise.
2390 (hsa_insn_alloca::operator new): Likewise.
2391 (hsa_init_new_bb): Likewise.
2392 (hsa_bb::append_phi): New function.
2393 (gen_hsa_phi_from_gimple_phi): Use it.
2394 (get_symbol_for_decl): Fix dinstinguishing between
2395 global and local functions. Put local variables into a segment
2396 according to their attribute or static flag, if there is one.
2397 (hsa_insn_br::hsa_insn_br): New.
2398 (hsa_insn_br::operator new): Likewise.
2399 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2400 (query_hsa_grid_nodim): New function.
2401 (multiply_grid_dim_characteristics): Likewise.
2402 (gen_get_num_threads): Likewise.
2403 (gen_get_num_teams): Reimplemented.
2404 (gen_get_team_num): Likewise.
2405 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2407 (get_memory_order_name): Removed.
2408 (get_memory_order): Likewise.
2409 (hsa_memorder_from_tree): New function.
2410 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2411 gen_hsa_atomic_for_builtin, can also create signals.
2412 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2413 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2414 (hsa_insn_atomic): Fix function comment.
2415 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2416 ancestor constructor and initialization of new member variables.
2417 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2419 (hsa_get_host_function): Handle functions with no bound CPU
2420 implementation. Fix binded to bound.
2421 (get_brig_function_name): Likewise.
2422 (HSA_SORRY_ATV): Remove semicolon after macro.
2423 (HSA_SORRY_AT): Likewise.
2424 (omp_simple_builtin::generate): Add missing semicolons.
2425 (hsa_insn_phi::operator new): Removed.
2426 (hsa_insn_br::operator new): Likewise.
2427 (hsa_insn_cbr::operator new): Likewise.
2428 (hsa_insn_sbr::operator new): Likewise.
2429 (hsa_insn_cmp::operator new): Likewise.
2430 (hsa_insn_mem::operator new): Likewise.
2431 (hsa_insn_atomic::operator new): Likewise.
2432 (hsa_insn_signal::operator new): Likewise.
2433 (hsa_insn_seg::operator new): Likewise.
2434 (hsa_insn_call::operator new): Likewise.
2435 (hsa_insn_arg_block::operator new): Likewise.
2436 (hsa_insn_comment::operator new): Likewise.
2437 (hsa_insn_srctype::operator new): Likewise.
2438 (hsa_insn_packed::operator new): Likewise.
2439 (hsa_insn_cvt::operator new): Likewise.
2440 (hsa_insn_alloca::operator new): Likewise.
2441 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2443 (gen_hsa_addr): Also process CONST_DECLs.
2444 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2446 (gen_hsa_unary_operation): Make sure the function does
2447 not use bittype source type for firstbit and lastbit operations.
2448 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2450 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2452 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2453 Emit the width stored in the class.
2454 (emit_generic_branch_insn): New function.
2455 (emit_insn): Call emit_generic_branch_insn.
2456 (emit_signal_insn): Remove obsolete comment. Update
2457 member variable name, pick a type according to profile.
2458 (emit_alloca_insn): Remove obsolete comment.
2459 (emit_atomic_insn): Likewise.
2460 (emit_queue_insn): Get segment and memory order from the IR object.
2461 (hsa_brig_section): Make allocate_new_chunk, chunks
2462 and cur_chunk provate, add a default NULL parameter to add method.
2463 (hsa_brig_section::add): Added a new parameter, store pointer to
2464 output data there if it is non-NULL.
2465 (emit_function_directives): Use this new parameter instead of
2466 calculating the pointer itself, fix function comment.
2467 (hsa_brig_emit_function): Add forgotten endian conversion.
2468 (hsa_output_kernels): Remove unnecessary building of
2469 kernel_dependencies_vector_type.
2470 (emit_immediate_operand): Declare.
2471 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2472 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2473 (verify_function_arguments): Properly detect variadic
2475 * hsa-dump.c (hsa_width_specifier_name): New function.
2476 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2477 member variable name. Special dumping for queue objects.
2478 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2479 m_binded_functions to m_bound_functions. Copy externally visible flag
2481 (ipa_hsa_write_summary): Likewise.
2482 (ipa_hsa_read_section): Likewise.
2484 2016-11-23 Richard Biener <rguenther@suse.de>
2486 PR tree-optimization/78396
2487 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2488 vectorize try vectorizing an if-converted body using BB vectorization.
2490 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2491 Alan Hayward <alan.hayward@arm.com>
2492 David Sherwood <david.sherwood@arm.com>
2494 * rtlanal.c (subreg_get_info): Use more local variables.
2495 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2496 occupies at least one register. Assume that full hard registers
2497 have consistent endianness. Share previously-duplicated if block.
2498 Rework the main handling so that it operates on independently-
2499 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2500 to check lowpart offsets, without trying to find an equivalent
2501 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2502 as a final register-endianness correction.
2504 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2510 * combine.c (make_compound_operation_int): Do not convert a subreg of
2511 a non-constant logical shift right to a zero_extract. Handle the case
2512 where some zero bits have been shifted into the range covered by that
2515 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2516 Alan Hayward <alan.hayward@arm.com>
2517 David Sherwood <david.sherwood@arm.com>
2519 * rtl.h (subreg_size_offset_from_lsb): Declare.
2520 (subreg_offset_from_lsb): New function.
2521 (subreg_size_lowpart_offset): Declare.
2522 (subreg_lowpart_offset): Turn into an inline function.
2523 (subreg_size_highpart_offset): Declare.
2524 (subreg_highpart_offset): Turn into an inline function.
2525 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2526 (subreg_size_highpart_offset): Likewise
2527 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2529 2016-11-23 Richard Biener <rguenther@suse.de>
2531 PR tree-optimization/78482
2532 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2533 (remove_forwarder_block_with_phi): When merging with a loop
2534 header creates a new latch reset number of iteration information
2537 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2539 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2540 (*ashrsi3_extend0): ...this. Accept constant integers.
2541 (*ashrsi3_extend2): Rename to...
2542 (*ashrsi3_extend1): ...this.
2543 (*ashrsi3_extend2): New pattern.
2544 (*lshrsi3_extend1): Accept constant integers.
2545 (*lshrsi3_extend2): Fix condition on operand 2.
2547 2016-11-23 Martin Liska <mliska@suse.cz>
2549 * config/i386/i386.c: Initialize function pointer to NULL.
2551 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2553 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2554 for A == C1 ? A : C2 to below.
2555 * match.pd: Move from above to here:
2556 (cond (eq (convert1? x) c1) (convert2? x) c2)
2557 -> (cond (eq x c1) c1 c2).
2559 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2561 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2562 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2563 * match.pd: Move and extend simplification from above to here:
2564 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2565 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2566 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2568 2016-11-23 Martin Liska <mliska@suse.cz>
2569 Martin Jambor <mjambor@suse.cz>
2571 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2573 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2576 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2578 2016-11-23 Richard Biener <rguenther@suse.de>
2581 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2582 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2584 2016-11-23 Richard Biener <rguenther@suse.de>
2587 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2590 2016-11-23 Richard Biener <rguenther@suse.de>
2591 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2593 PR tree-optimization/78154
2594 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2595 returns it's argument and the argument is nonnull.
2596 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2597 ATT_RETNONNULL_NOTHROW_LEAF.
2598 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2599 ATTR_RETNONNULL_NOTHROW_LEAF.
2600 (BUILT_IN_STPCPY): Likewise.
2601 (BUILT_IN_STPNCPY): Likewise.
2602 (BUILT_IN_MEMPCPY_CHK): Likewise.
2603 (BUILT_IN_STPCPY_CHK): Likewise.
2604 (BUILT_IN_STPNCPY_CHK): Likewise.
2605 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2606 (BUILT_IN_STRNCAT): Likewise.
2607 (BUILT_IN_STRNCPY): Likewise.
2608 (BUILT_IN_MEMSET_CHK): Likewise.
2609 (BUILT_IN_STRCAT_CHK): Likewise.
2610 (BUILT_IN_STRCPY_CHK): Likewise.
2611 (BUILT_IN_STRNCAT_CHK): Likewise.
2612 (BUILT_IN_STRNCPY_CHK): Likewise.
2614 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2616 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2617 * fold-const.h (tree_expr_nonzero_p) : Declare.
2618 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2620 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2622 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2623 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2624 "defined" in macros.
2625 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2626 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2627 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2629 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2632 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2633 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2634 of RCALLs in prologue to 3.
2636 2016-11-22 Michael Collison <michael.collison@arm.com>
2638 * config/aarch64/aarch64-protos.h
2639 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2640 (aarch64_and_bitmask_imm): New prototypes
2641 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2642 New overloaded function to create bit mask covering the
2643 lowest to highest bits set.
2644 (aarch64_and_split_imm2): New overloaded functions to create bit
2645 mask of zeros between first and last bit set.
2646 (aarch64_and_bitmask_imm): New function to determine if a integer
2647 is a valid two instruction "and" operation.
2648 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2649 allowing wider range of constants with "and" operations.
2650 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2651 "and" operator from matching restricted constant range used for
2652 ior and xor operators.
2653 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2654 for constants in "and" operantions.
2655 (UsP constraint): New DImode constraint for constants
2656 in "and" operations.
2657 * config/aarch64/iterators.md (lconst2): New mode iterator.
2658 (LOGICAL2): New code iterator.
2659 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2661 (aarch64_logical_and_operand): New predicate allowing extended
2662 constants for "and" operations.
2664 2016-11-22 Walter Lee <walt@tilera.com>
2666 * config/tilegx/tilegx.md (trap): New pattern.
2667 * config/tilepro/tilepro.md (trap): Likewise.
2669 2016-11-22 Walter Lee <walt@tilera.com>
2671 * config/tilegx/tilegx.md (*zero_extract): Use
2672 define_insn_and_split instead of define_insn; Handle pos + size >
2674 (*sign_extract): Likewise.
2676 2016-11-22 Marek Polacek <polacek@redhat.com>
2678 PR tree-optimization/78455
2679 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2681 2016-11-22 Ian Lance Taylor <iant@golang.org>
2685 * godump.c (go_format_type): Always pass alignment as 1 when
2686 calling go_append_padding at end of struct/union.
2688 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2691 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2692 _mm512_setzero_hi): Removed.
2693 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2694 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2695 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2696 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2697 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2698 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2699 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2700 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2701 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2702 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2703 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2704 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2705 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2706 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2707 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2708 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2709 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2710 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2711 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2712 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2713 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
2714 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
2715 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
2716 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
2717 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
2718 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
2719 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
2720 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
2721 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
2722 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
2723 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
2724 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
2725 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
2726 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
2727 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
2728 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
2729 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2730 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2731 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2732 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
2733 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
2734 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
2735 _mm512_setzero_qi or _mm512_setzero_hi.
2736 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
2737 _mm512_maskz_dbsad_epu8): Formatting fixes.
2738 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
2739 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
2740 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
2741 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
2742 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
2743 _mm512_setzero_qi or _mm512_setzero_hi.
2745 2016-11-22 Nathan Sidwell <nathan@acm.org>
2747 * gcc-ar.c (main): Fix indentation.
2748 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
2749 * ggc-page.c (move_ptes_to_front): Fix formatting.
2750 * hsa-dump.c (dump_has_cfun): Fix indentation.
2751 * sel-sched-ir.h: Remove trailing blank lines.
2753 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2754 Alexander Monakov <amonakov@ispras.ru>
2756 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
2757 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
2758 (omp_clause_code_name): Add _simt_ name.
2759 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
2760 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
2761 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
2762 (scan_omp_simd): New function.
2763 (scan_omp_1_stmt): Use it in target regions if needed.
2764 (omp_max_vf): Don't max with omp_max_simt_vf.
2765 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
2766 OMP_CLAUSE__SIMT_ is present.
2767 (lower_rec_input_clauses): Compute maybe_simt from presence of
2769 (lower_lastprivate_clauses): Likewise.
2770 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
2771 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
2772 * internal-fn.def (GOMP_USE_SIMT): New internal function.
2773 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2775 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
2777 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
2778 (expand_GOMP_SIMT_VF): New.
2779 (expand_GOMP_SIMT_LAST_LANE): New.
2780 (expand_GOMP_SIMT_ORDERED_PRED): New.
2781 (expand_GOMP_SIMT_VOTE_ANY): New.
2782 (expand_GOMP_SIMT_XCHG_BFLY): New.
2783 (expand_GOMP_SIMT_XCHG_IDX): New.
2784 * internal-fn.def (GOMP_SIMT_LANE): New.
2785 (GOMP_SIMT_VF): New.
2786 (GOMP_SIMT_LAST_LANE): New.
2787 (GOMP_SIMT_ORDERED_PRED): New.
2788 (GOMP_SIMT_VOTE_ANY): New.
2789 (GOMP_SIMT_XCHG_BFLY): New.
2790 (GOMP_SIMT_XCHG_IDX): New.
2791 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
2792 (create_omp_child_function): ...here. Set "omp target entrypoint"
2793 or "omp declare target" attribute based on is_gimple_omp_offloaded.
2794 (omp_max_simt_vf): New. Use it...
2795 (omp_max_vf): ...here.
2796 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
2797 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
2798 (lower_omp_ordered): Likewise, for "ordered" lowering.
2799 (expand_omp_simd): Add SIMT transforms.
2800 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
2801 (execute_omp_device_lower): New.
2802 (pass_data_omp_device_lower): New.
2803 (pass_omp_device_lower): New pass.
2804 (make_pass_omp_device_lower): New.
2805 * passes.def (pass_omp_device_lower): Position new pass.
2806 * tree-pass.h (PROP_gimple_lomp_dev): Define.
2807 (make_pass_omp_device_lower): Declare.
2809 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2812 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
2813 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
2815 (_mm_maskz_load_epi64): Likewise.
2816 (_mm_setzero_hi): Removed.
2817 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
2819 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
2820 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
2821 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
2822 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
2823 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
2824 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
2825 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
2826 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
2827 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2828 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
2829 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
2831 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
2832 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
2833 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
2834 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
2835 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
2836 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
2837 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
2838 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
2839 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
2840 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
2841 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
2842 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2843 instead of _mm_setzero_hi.
2844 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
2845 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
2846 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
2847 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
2848 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
2849 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
2850 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
2851 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
2852 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
2853 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
2854 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
2855 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
2856 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
2857 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
2858 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
2859 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
2860 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
2861 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
2862 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
2863 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
2864 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
2865 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
2866 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
2867 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
2868 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
2869 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
2871 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
2872 instead of _mm_setzero_hi.
2873 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
2874 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
2875 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
2876 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2877 _mm_setzero_si128 instead of _mm_setzero_di.
2878 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
2879 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
2880 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
2881 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
2882 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
2883 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
2884 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
2885 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
2886 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
2887 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
2888 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
2889 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
2890 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
2891 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
2892 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
2893 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
2894 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
2895 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
2896 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
2897 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
2898 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
2899 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
2900 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
2901 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
2902 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
2903 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
2904 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
2905 _mm512_maskz_insertf32x8): Formatting fixes.
2906 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
2907 _mm_setzero_si128 instead of _mm_setzero_di.
2908 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
2909 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
2910 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
2911 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
2912 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
2913 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
2914 _mm_setzero_si128 instead of _mm_setzero_di.
2915 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
2917 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
2918 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
2919 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
2920 _mm_setzero_si128 instead of _mm_setzero_hi.
2921 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
2922 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
2923 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
2924 instead of _mm_setzero_di.
2925 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
2926 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
2928 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
2929 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
2931 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
2933 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
2934 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
2935 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2937 2016-11-22 Carl Love <cel@us.ibm.com>
2939 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
2940 equal and vector compare not equal. The vector compares take two
2941 arguments of type vector bool char, vector bool short, vector bool int,
2942 vector bool long long with the same return type.
2943 * doc/extend.texi: Update built-in documentation file for the new
2946 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
2948 * Makefile.in ($(lang_checks_parallelized)): Fix detection
2951 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2953 * config.gcc: Allow new rmprofile value for configure option
2954 --with-multilib-list.
2955 * config/arm/t-rmprofile: New file.
2956 * doc/install.texi (--with-multilib-list): Document new rmprofile value
2959 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2962 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
2963 register operand in alternatives 4,5,6.
2965 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2968 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
2969 in save register mask if it is needed.
2971 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2973 PR tree-optimization/78436
2974 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
2975 (shift_bytes_in_array, shift_bytes_in_array_right,
2976 merged_store_group::apply_stores): Formatting fixes.
2977 (clear_bit_region): Likewise. Use memset.
2978 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
2979 instead of EXPR and inerted instead of inserted. Use memset instead
2980 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
2984 * expmed.c (expand_divmod): Use wide_int for computation of
2985 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
2986 Use size <= HOST_BITS_PER_WIDE_INT instead of
2987 HOST_BITS_PER_WIDE_INT >= size.
2989 PR tree-optimization/78445
2990 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
2991 any_complicated_phi, version loop even if flag_tree_loop_if_convert
2992 is 1. Formatting fix.
2994 2016-11-22 Martin Liska <mliska@suse.cz>
2997 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
2998 (sem_function::get_hash): Use the new field.
2999 (sem_function::parse): Remove an argument from ctor.
3000 (sem_variable::parse): Likewise.
3001 (sem_variable::get_hash): Use the new field.
3002 (sem_item_optimizer::read_section): Use new ctor and set hash.
3003 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3004 sem_variable::sem_variable, sem_function::sem_function.
3006 2016-11-21 Jeff Law <law@redhat.com>
3009 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3010 can_create_pseudo_p is true.
3012 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3015 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3016 *rotldi3_insert_7): New define_insns.
3018 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3020 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3021 so that DImode can be allocated to FP/vector registers in more
3022 cases, and we can avoid direct move operations. If the register
3023 needs reloading, prefer GPRs over FP/vector registers. In the
3024 case of FPR vs. Altivec registers, prefer FPR registers unless we
3025 have the ISA 3.0 reg+offset scalar instructions.
3026 (movdi_internal64): Likewise.
3028 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3031 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3032 for tmp simd array if DECL_NAME (parm) is NULL.
3034 2016-11-20 Jeff Law <law@redhat.com>
3037 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3039 * config/m68k/m68k.md (relational tests against 65535/65536): New
3042 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3044 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3046 2016-11-21 Martin Sebor <msebor@redhat.com>
3048 * doc/invoke.texi (-fprintf-return-value): Document that option
3049 is enabled by default.
3051 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3053 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3054 for-loop declaration of loop variable.
3055 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3056 * config/avr/avr.c (avr_popcount_each_byte)
3057 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3058 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3059 (avr_expand_epilogue, avr_function_arg_advance)
3060 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3061 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3062 (avr_adjust_reg_alloc_order, output_reload_in_const)
3063 (avr_conditional_register_usage, avr_find_unused_d_reg)
3064 (avr_map_decompose, avr_fold_builtin): Same.
3066 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3068 * config/avr/avr.c (avr_popcount): Remove static function.
3069 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3071 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3073 * arm.opt (mapcs-float): Delete option.
3074 * arm.c (arm_option_override): Remove hunk relating to
3076 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3078 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3080 * tree-tailcall.c (process_assignment): Simplify the check for
3081 a valid copy, allowing the source to be a local variable as
3082 well as an SSA name.
3083 (find_tail_calls): Allow copies between local variables to follow
3084 the call. Allow the result to be stored in any local variable,
3085 even if it's an aggregate.
3086 (eliminate_tail_call): Check whether the result is an SSA name
3087 before updating its SSA_NAME_DEF_STMT.
3089 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3091 PR preprocessor/78324
3092 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3093 -ftrack-macro-expansion has a value other than 2.
3095 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3097 PR rtl-optimization/78400
3098 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3099 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3100 and df_update_exit_block_uses.
3102 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3105 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3106 new default-enabled warning..
3107 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3108 (BT_PTR_CONST_STRING): Updated.
3109 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3110 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3111 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3112 (strftime): Update builtin function.
3113 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3114 * tree.h (const_tm_ptr_type_node): New type node.
3115 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3116 const_tm_ptr_type_node.
3118 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3120 PR tree-optimization/78413
3121 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3122 inner and outer loop latches have single predecessors.
3124 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3127 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3128 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3130 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3132 * rtl.h: Adjust prototype.
3133 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3134 (dead_or_set_regno_p): Likewise.
3136 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3138 * rtl.h: Adjust prototype.
3139 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3141 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3143 * function.c (contains): Change argument type to rtx_insn *.
3144 (prologue_contains): Likewise.
3145 (epilogue_contains): Likewise.
3146 (prologue_epilogue_contains): Likewise.
3147 * function.h: Adjust prototype.
3149 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3151 * optabs.c (emit_libcall_block): Change argument type to
3153 * optabs.h: Adjust prototype.
3155 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3157 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3158 (fixup_reorder_chain): Adjust.
3159 * cfgrtl.h: Adjust prototype.
3161 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3163 * rtl.h: Adjust prototype.
3164 * rtlanal.c (replace_label_in_insn): Change argument type to
3167 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3169 * config/v850/v850.c (expand_prologue): Adjust.
3170 (expand_epilogue): Likewise.
3171 * expr.c (init_expr_target): Likewise.
3172 * genrecog.c (print_subroutine): Always make the argument type
3174 * recog.h: Adjust prototype.
3176 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3178 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3179 up variables to make some rtx_insn *.
3180 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3181 * config/arc/arc.c: Likewise.
3182 * config/arm/arm.c: Likewise.
3183 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3184 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3186 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3188 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3190 * config/arm/arm.c (legitimize_pic_address): Change to use
3191 rtx_insn * as the type of variables.
3192 (arm_pic_static_addr): Likewise.
3193 (arm_emit_movpair): Likewise.
3194 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3195 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3196 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3197 * config/frv/frv.md: Likewise.
3198 * config/i386/i386-protos.h: Likewise.
3199 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3200 (ix86_split_fp_branch): Likewise.
3201 (predict_jump): Likewise.
3202 * config/ia64/ia64.c: Likewise.
3203 * config/mcore/mcore.c: Likewise.
3204 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3205 * config/s390/s390.c: Likewise.
3206 * config/s390/s390.md: Likewise.
3207 * config/spu/spu.md: Likewise.
3208 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3209 * lower-subreg.c (resolve_simple_move): Likewise.
3211 2016-11-20 Jeff Law <law@redhat.com>
3214 * reload.h (struct target_reload): Make x_double_reg_address_ok
3216 * reload.c (find_reloads_address): Check if double_reg_address_ok
3217 is true for the mode of the memory reference.
3218 * reload1.c (init_reload): Initialize double_reg_address_ok for
3221 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3224 * tree-ssa-uninit.c: Define new global max_phi_args.
3225 (compute_uninit_opnds_pos): Use max_phi_args.
3226 (prune_uninit_phi_opnds): Same.
3227 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3228 missing NUM_PREDS in function comment.
3229 (can_one_predicate_be_invalidated_p): New.
3230 (can_chain_union_be_invalidated_p): New.
3231 (flatten_out_predicate_chains): New.
3232 (uninit_ops_invalidate_phi_use): New.
3233 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3235 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3237 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3238 * match.pd (A /[ex] B CMP C): New simplifications.
3240 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3242 * match.pd (0 / X, X / X, X % X): New simplifications.
3244 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3246 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3247 when checking if callee's isa flags are subset of caller's isa flags.
3248 Fix comment wording.
3250 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3251 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3252 instead and using = 0 instead of &= 0.
3254 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3255 ix86_add_new_builtins): Formatting fixes.
3256 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3257 (ix86_get_builtin): Likewise.
3259 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3260 don't initialize it, don't use it for the case where it isn't
3261 provable %{z} nor using the same argument, instead move merge
3262 argument into a new pseudo and use that as target. Formatting fixes.
3264 2016-11-19 Jeff Law <law@redhat.com>
3267 * config/m68k/m68k.md (bsetdreg): New pattern.
3268 (bchgdreg, bclrdreg): Likewise.
3270 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3273 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3274 instead of force_reg.
3275 (sh_expand_setmem): Likewise.
3277 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3279 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3281 2016-11-18 Walter Lee <walt@tilera.com>
3283 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3284 end-of-bundle marker for consecutive barriers.
3286 2016-11-18 Walter Lee <walt@tilera.com>
3288 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3290 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3293 * multiple_target.c (get_attr_len): Start with argnum and increment
3294 argnum on every arg. Use strchr in a loop instead of counting commas
3296 (get_attr_str): Increment argnum for every comma in the string.
3297 (separate_attrs): Use for instead of while loop, simplify.
3298 (expand_target_clones): Rename defenition argument to definition.
3299 Free attrs and attr_str even when diagnosing errors. Temporarily
3300 change input_location around targetm.target_option.valid_attribute_p
3301 calls. Don't emit warning or errors if that function fails.
3303 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3306 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3307 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3308 abbrev_opt_base_type_end only by increasing die_abbrev, before
3310 (optimize_abbrev_table): Don't change abbrev numbers of
3311 base types and CU or optimize implicit consts in them if
3312 calc_base_type_die_sizes has been called during build_abbrev_table.
3313 (calc_base_type_die_sizes): If abbrev_opt_start, set
3314 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3316 2016-11-18 Jeff Law <law@redhat.com>
3319 * config/m68k/m68k.c (moveq feeding equality comparison): New
3321 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3322 (equality_comparison_operator): Likewise.
3324 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3326 * rtlanal.c (load_extend_op): Move to...
3327 * rtl.h: ...here and make inline.
3329 2016-11-18 Terry Guo <terry.guo@arm.com>
3330 Thomas Preud'homme <thomas.preudhomme@arm.com>
3332 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3333 * config/arm/arm-opts.h: Include arm-flags.h.
3334 (struct arm_arch_core_flag): Define.
3335 (arm_arch_core_flags): Define.
3336 * config/arm/arm-protos.h: Include arm-flags.h
3337 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3338 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3339 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3340 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3341 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3342 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3343 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3344 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3345 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3346 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3347 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3348 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3349 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3350 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3351 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3352 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3353 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3354 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3355 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3356 ARM_FSET_CPU_SUBSET): Move to ...
3357 * config/arm/arm-flags.h: This new file.
3358 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3359 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3360 (TARGET_MODE_SPECS): Define.
3361 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3363 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3365 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3366 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3367 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3368 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3369 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3370 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3371 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3372 missing and make value unsigned.
3373 (arm_feature_set): Use unsigned entries instead of unsigned long.
3375 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3377 Re-apply after PR bootstrap/77359 is fixed:
3378 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3380 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3381 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3384 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3387 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3388 variables in functions calling alloca. Also update the ASCII
3390 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3391 (STACK_DYNAMIC_OFFSET): Likewise.
3392 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3393 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3396 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3397 Alan Hayward <alan.hayward@arm.com>
3398 David Sherwood <david.sherwood@arm.com>
3400 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3401 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3402 (add_const_value_attribute): Likewise.
3403 * explow.c (plus_constant): Likewise.
3404 * expmed.c (expand_mult, make_tree): Likewise.
3405 * expr.c (convert_modes): Likewise.
3406 * loop-doloop.c (doloop_optimize): Likewise.
3407 * postreload.c (reload_cse_simplify_set): Likewise.
3408 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3409 (simplify_binary_operation_1, simplify_const_binary_operation):
3411 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3412 * wide-int.h: Update documentation to recommend rtx_mode_t
3413 instead of std::make_pair.
3415 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3416 Alan Hayward <alan.hayward@arm.com>
3417 David Sherwood <david.sherwood@arm.com>
3419 * tree.h (SET_DECL_MODE): New macro.
3420 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3421 (expand_gimple_basic_block): Likewise.
3422 * function.c (split_complex_args): Likeise.
3423 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3424 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3425 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3426 (finish_bitfield_representative): Likewise.
3427 * tree.c (make_node_stat): Likewise.
3428 * tree-inline.c (remap_ssa_name): Likewise.
3429 (tree_function_versioning): Likewise.
3430 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3431 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3432 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3433 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3434 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3435 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3436 * varasm.c (make_debug_expr_from_rtl): Likewise.
3438 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3440 PR rtl-optimization/71785
3441 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3442 (duplicate_computed_gotos): New function.
3443 (pass_duplicate_computed_gotos::execute): Rewrite.
3445 2016-11-17 Jeff Law <law@redhat.com>
3448 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3449 barrier prior to deallocating the stack.
3451 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3453 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3454 to make better use of cmem loads in the case where a single bit is
3456 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3458 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3460 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3462 (isa_names_table): Handle new features.
3464 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3465 Andrew Senkevich <andrew.senkevich@intel.com>
3467 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3468 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3469 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3470 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3471 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3472 * config/i386/avx5124fmapsintrin.h: New file.
3473 * config/i386/avx5124vnniwintrin.h: Ditto.
3474 * config/i386/constraints.md (h): New constraint.
3475 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3476 * config/i386/driver-i386.c (host_detect_local_cpu):
3477 Detect avx5124fmaps, avx5124vnniw.
3478 * config/i386/i386-builtin-types.def: Add types
3479 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3480 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3481 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3482 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3483 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3484 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3485 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3486 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3487 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3488 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3489 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3490 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3491 __builtin_ia32_vp4dpwssds_mask): New.
3492 * config/i386/i386-c.c (ix86_target_macros_internal):
3493 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3494 * config/i386/i386-modes.def: Fixed comment typos, added new
3495 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3496 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3498 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3499 (ix86_option_override_internal): Handle new options.
3500 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3502 (ix86_expand_builtin): Handle new builtins.
3503 (ix86_additional_allocno_class_p): New.
3504 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3505 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3506 (reg_class): Add MOD4_SSE_REGS.
3507 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3508 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3509 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3510 avx5124vnniwintrin.h.
3511 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3512 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3513 (define_mode_iterator IMOD4): New.
3514 (define_mode_attr imod4_narrow): Ditto.
3515 (define_insn "mov<mode>"): Ditto.
3516 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3517 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3518 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3519 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3520 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3521 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3522 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3523 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3524 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3525 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3526 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3527 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3528 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3529 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3530 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3531 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3532 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3533 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3534 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3535 * genmodes.c (mode_size_inline): Extend return type.
3536 * machmode.h (mode_size, mode_base_align): Extend type.
3538 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3541 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3542 the appropriate checks for SFmode/DFmode load/stores in GPR
3544 (fusion_addis_mem_combo_store): Likewise.
3545 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3546 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3547 d-form instructions for traditional Altivec registers.
3548 (emit_fusion_p9_load): Likewise.
3549 (emit_fusion_p9_store): Likewise.
3550 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3551 early clobber from scratch register. Do not match if the register
3552 being stored is the scratch register.
3553 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3554 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3555 instructions for traditional Altivec registers.
3556 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3557 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3558 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3560 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3563 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3564 being live in the function and lr needing to be saved. Distinguish
3565 between already saved pushable registers and registers to push.
3566 Check for LR being an available pushable register.
3568 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3570 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3571 string input is a string constant.
3572 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3573 via cmpstrnsi even if neither string is constant.
3575 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3578 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3579 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3580 instead, return false if it is NULL, or doesn't fit into uhwi, or
3581 is larger or equal to targetm.max_anchor_offset.
3583 2016-11-17 Pip Cet <pipcet@gmail.com>
3584 Eric Botcazou <ebotcazou@adacore.com>
3586 PR rtl-optimization/78355
3587 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3588 needs to deal with unaligned accesses.
3589 * doc/tm.texi: Regenerate.
3590 * lra-constraints.c (simplify_operand_subreg): Only invoke
3591 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3593 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3595 * input.c (selftest::test_lexer_string_locations_long_line): New
3597 (selftest::test_lexer_string_locations_raw_string_multiline): New
3599 (selftest::input_c_tests): Call the new functions, via
3600 for_each_line_table_case.
3602 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3604 * config/aarch64/aarch64.md (mov<mode>): Call
3605 aarch64_split_dimode_const_store on DImode constant stores.
3606 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3608 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3611 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3612 Richard Biener <rguenther@suse.de>
3614 PR tree-optimization/77848
3615 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3616 the user specified -ftree-loop-if-convert.
3618 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3621 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3622 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3623 *thumb2_strd_base_neg): Recognize insn regardless of
3624 current_tune->prefer_ldrd_strd.
3625 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3628 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3630 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3633 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3635 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3637 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3638 * config/arc/arc-cpus.def (quarkse_em): Add.
3639 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3640 * config/arc/arc-opts.h (FPX_QK): Define.
3641 * config/arc/arc-tables.opt: Regenerate.
3642 * config/arc/arc.c (gen_compare_reg): Change.
3643 (arc_register_move_cost): Avoid Dy,Dx moves.
3644 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3645 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3646 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3648 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3649 (fix_truncsfsi2_fpu): Rename.
3650 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3651 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3652 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3653 * config/arc/t-multilib: Regenerate.
3655 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3657 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3659 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3660 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3661 (avr_rtx_costs_1, extra_constraint_Q): Same.
3662 (avr_address_cost): Use SUBREG_P if possible.
3664 2016-11-17 Richard Biener <rguenther@suse.de>
3667 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3668 non-local goto into CFG.
3670 2016-11-17 Richard Biener <rguenther@suse.de>
3672 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3673 backward compatibility.
3674 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3675 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3676 flag_tree_loop_if_convert_stores.
3677 (pass_if_conversion::execute): Likewise.
3679 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3681 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3682 const_double code before calling aarch64_float_const_zero_rtx_p.
3684 2016-11-17 Richard Biener <rguenther@suse.de>
3686 PR tree-optimization/78306
3687 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3688 inhibit inlining if function calls cilk_spawn.
3689 (can_inline_edge_p): Likewise.
3691 2016-11-17 Richard Biener <rguenther@suse.de>
3694 * fold-const.c (negate_expr_p): Fix multiplication case.
3696 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3699 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3701 (TARGET_INIT_LIBFUNCS): Delete definition and...
3702 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3705 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3707 * config/netbsd-stdint.h: New.
3708 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3709 (x86_64-*-netbsd*): Likewise.
3711 2016-11-16 Andrew PInski <apinski@cavium.com>
3713 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
3714 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
3715 flag_aarch64_verbose_cost instead of checking for details dump.
3716 (aarch64_rtx_costs_wrapper): Likewise.
3718 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3720 PR rtl-optimization/78378
3721 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
3722 inner only if pos is 0. Fix up formatting.
3724 2016-11-17 Alan Modra <amodra@gmail.com>
3726 PR rtl-optimization/78325
3727 PR rtl-optimization/70890
3728 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
3731 2016-11-16 Jason Merrill <jason@redhat.com>
3733 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
3735 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3736 Richard Biener <rguenther@suse.de>
3738 PR tree-optimization/77848
3739 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
3740 an outer loop, only save basic block aux information for the inner
3742 (versionable_outer_loop_p): New function.
3743 (tree_if_conversion): Version the outer loop instead of the inner
3744 one if the pattern will be recognized for outer-loop
3747 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
3749 * gcc/bb-reorder.c: Remove 'toplev.h' include.
3750 (pass_partition_blocks::gate): No longer check
3751 user_defined_section_attribute, instead check the function decl
3752 for a section attribute.
3753 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
3754 set user_defined_section_attribute.
3755 * gcc/final.c (rest_of_handle_final): Likewise.
3756 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
3757 * gcc/toplev.h: Remove declaration of
3758 user_defined_section_attribute.
3760 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3762 * config/mips/mips.md (casesi_internal_mips16_<mode>):
3763 Explicitly switch between JR and JRC for the table jump. Adjust
3766 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3768 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
3769 `insn_count' to 11 rather than 16.
3771 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3773 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
3774 `ltu' rather than `leu' operation in the RTL pattern
3776 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3778 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
3779 missing <d> instruction prefixes throughout. Correct
3782 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3784 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
3785 rather than R_MIPS_JALR relocation in microMIPS code. Do not
3786 cancel short delay slots in PIC call relaxation.
3788 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
3790 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
3791 general register with general register or ARM constant into SP
3794 2016-11-16 Jakub Jelinek <jakub@redhat.com>
3797 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
3798 that loop->header == body_bb if broken_loop.
3800 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
3802 * tree-ssa-math-opts.c (bswap_replace): Remove test
3803 of SLOW_UNALIGNED_ACCESS.
3805 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
3807 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
3808 is selected. Pass -mgomp to offload compiler in OpenMP case.
3809 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
3810 declaration from nvptx.c.
3811 (nvptx_gen_shuffle): Declare.
3812 (nvptx_output_set_softstack): Declare.
3813 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
3814 (need_softstack_decl): New variable.
3815 (need_unisimt_decl): New variable.
3816 (diagnose_openacc_conflict): New. Use it...
3817 (nvptx_option_override): ...here. Handle TARGET_GOMP.
3818 (nvptx_encode_section_info): Handle "shared" attribute.
3819 (write_as_kernel): Restrict to OpenACC target regions.
3820 (init_softstack_frame): New.
3821 (nvptx_init_unisimt_predicate): New.
3822 (write_omp_entry): New. Use it...
3823 (nvptx_declare_function_name): ...here to emit OpenMP target region
3824 entrypoints. Handle TARGET_SOFT_STACK. Call
3825 nvptx_init_unisimt_predicate.
3826 (nvptx_output_set_softstack): New.
3827 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
3828 (nvptx_gen_shuffle): Export.
3829 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
3831 (nvptx_print_operand): Fix handling of instruction predicates.
3832 (nvptx_get_unisimt_master): New helper function.
3833 (nvptx_get_unisimt_predicate): Ditto.
3834 (nvptx_call_insn_is_syscall_p): Ditto.
3835 (nvptx_unisimt_handle_set): Ditto.
3836 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
3837 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
3838 (nvptx_handle_shared_attribute): New. Use it...
3839 (nvptx_attribute_table): ... here (new entry).
3840 (nvptx_record_offload_symbol): Handle NULL attributes.
3841 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
3842 (nvptx_simt_vf): New.
3843 (TARGET_SIMT_VF): Define.
3844 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
3845 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
3846 -muniform-simt option is active.
3847 (STACK_SIZE_MODE): Define.
3848 (FIXED_REGISTERS): Adjust.
3849 (SOFTSTACK_SLOT_REGNUM): New.
3850 (SOFTSTACK_PREV_REGNUM): New.
3851 (REGISTER_NAMES): Adjust.
3852 (struct machine_function): New fields.
3853 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
3854 (UNSPEC_VOTE_BALLOT): Ditto.
3855 (UNSPEC_LANEID): Ditto.
3856 (UNSPECV_NOUNROLL): Ditto.
3857 (atomic): New attribute.
3858 (predicable): New attribute. Generate predicated forms via
3860 (br_true): Mark as not predicable.
3862 (br_true_uni): Ditto.
3863 (br_false_uni): Ditto.
3865 (trap_if_true): Ditto.
3866 (trap_if_false): Ditto.
3867 (nvptx_fork): Ditto.
3868 (nvptx_forked): Ditto.
3869 (nvptx_joining): Ditto.
3870 (nvptx_join): Ditto.
3871 (nvptx_barsync): Ditto.
3872 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
3873 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
3874 (allocate_stack_<mode>): Remove unused pattern.
3875 (set_softstack_insn): New pattern.
3876 (restore_stack_block): Handle for TARGET_SOFT_STACK.
3877 (nvptx_vote_ballot): New pattern.
3878 (omp_simt_lane): Ditto.
3879 (omp_simt_last_lane): Ditto.
3880 (omp_simt_ordered): Ditto.
3881 (omp_simt_vote_any): Ditto.
3882 (omp_simt_xchg_bfly): Ditto.
3883 (omp_simt_xchg_idx): Ditto.
3884 (nvptx_nounroll): Ditto.
3885 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
3886 (atomic_exchange<mode>): Ditto.
3887 (atomic_fetch_add<mode>): Ditto.
3888 (atomic_fetch_addsf): Ditto.
3889 (atomic_fetch_<logic><mode>): Ditto.
3890 * config/nvptx/nvptx.opt (msoft-stack): New option.
3891 (muniform-simt): Ditto.
3893 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
3894 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
3895 * doc/invoke.texi (msoft-stack): Document.
3896 (muniform-simt): Document
3898 * doc/tm.texi: Regenerate.
3899 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
3900 * target.def: Define it.
3901 * target-insns.def (omp_simt_lane): New.
3902 (omp_simt_last_lane): New.
3903 (omp_simt_ordered): New.
3904 (omp_simt_vote_any): New.
3905 (omp_simt_xchg_bfly): New.
3906 (omp_simt_xchg_idx): New.
3908 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
3910 * config/mips/mips-protos.h (mips_set_text_contents_type): New
3912 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
3913 (ASM_OUTPUT_CASE_END): Likewise.
3914 * config/mips/mips.c (mips_set_text_contents_type): New function.
3915 (mips16_emit_constants): Record the pool's initial label number
3916 with the `consttable' insn. Emit a `consttable_end' insn at the end.
3917 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
3918 for `consttable' insns.
3919 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
3920 for `consttable_end' insns.
3921 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
3922 (consttable): Add operand.
3923 (consttable_end): New insn.
3925 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
3927 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
3928 * tree-if-conv.c (tree_if_conversion): Make public.
3929 * * tree-if-conv.h: New file.
3930 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
3931 dynamic alias checks for epilogues.
3932 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
3933 * tree-vect-loop.c: include tree-if-conv.h.
3934 (new_loop_vec_info): Add zeroing orig_loop_info field.
3935 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
3936 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
3937 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
3938 using passed argument.
3939 (vect_transform_loop): Check if created epilogue should be returned
3940 for further vectorization with less vf. If-convert epilogue if
3941 required. Print vectorization success for epilogue.
3942 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
3943 if it is required, pass loop_vinfo produced during vectorization of
3944 loop body to vect_analyze_loop.
3945 * tree-vectorizer.h (struct _loop_vec_info): Add new field
3947 (LOOP_VINFO_ORIG_LOOP_INFO): New.
3948 (LOOP_VINFO_EPILOGUE_P): New.
3949 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
3950 (vect_do_peeling): Change prototype to return epilogue.
3951 (vect_analyze_loop): Add argument of loop_vec_info type.
3952 (vect_transform_loop): Return created loop.
3954 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
3956 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
3957 component as used also if LR_REGNO is a live input to the bb.
3958 * df-scan.c (df_get_entry_block_def_set): Return immediately after
3959 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
3960 (df_get_exit_block_use_set): Ditto.
3961 * df.h (df_scan_flags): New enum.
3962 * shrink-wrap.c (try_shrink_wrapping_separate): Set
3963 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
3964 df_update_entry_block_defs and df_update_exit_block_uses
3965 at the start; clear the flag and call those functions at the end.
3967 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3968 Alan Hayward <alan.hayward@arm.com>
3969 David Sherwood <david.sherwood@arm.com>
3971 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
3972 nb_iterations to the number of latch iterations rather than the
3973 number of loop iterations.
3975 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3976 Alan Hayward <alan.hayward@arm.com>
3977 David Sherwood <david.sherwood@arm.com>
3979 * combine.c (maybe_swap_commutative_operands): New function.
3980 (combine_simplify_rtx): Use it.
3981 (change_zero_ext): Likewise.
3982 (make_compound_operation_int): New function, split out of...
3983 (make_compound_operation): ...here. Use
3984 maybe_swap_commutative_operands for both.
3986 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
3988 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
3989 (neon-vfpv3): New FPU, currently an alias for 'neon'.
3990 * arm/arm-tables.opt: Regenerated.
3991 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
3993 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
3994 and 'neon' are aliases for specific implementations.
3996 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
3997 Alan Hayward <alan.hayward@arm.com>
3998 David Sherwood <david.sherwood@arm.com>
4000 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4001 and use it in the final call to gen_rtx_fmt_ee.
4002 (expand_vec_cond_expr): Update accordingly.
4003 (expand_vec_cmp_expr): Likewise.
4005 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4006 Alan Hayward <alan.hayward@arm.com>
4007 David Sherwood <david.sherwood@arm.com>
4009 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4011 2016-11-16 Richard Biener <rguenther@suse.de>
4014 * gimplify.c (gimplify_function_tree): Do not instrument
4015 GNU extern inline functions.
4017 2016-11-16 Martin Liska <mliska@suse.cz>
4020 * gimplify.c (gimplify_switch_expr): Always save previous
4021 gimplify_ctxp->live_switch_vars.
4023 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4025 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4026 zero_extract operations to allow a movb to occur.
4027 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4028 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4029 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4030 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4033 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4034 Alan Hayward <alan.hayward@arm.com>
4035 David Sherwood <david.sherwood@arm.com>
4037 * expr.c (emit_group_load_1): Tighten check for whether an
4038 access involves only one operand of a CONCAT. Use extract_bit_field
4039 for constants if the bit range does span the whole operand.
4041 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4042 Alan Hayward <alan.hayward@arm.com>
4043 David Sherwood <david.sherwood@arm.com>
4045 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4047 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4048 Alan Hayward <alan.hayward@arm.com>
4049 David Sherwood <david.sherwood@arm.com>
4051 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4052 all three iteration counts with an any_* test. Use a single update
4053 for each count. Fix the calculation of nb_iterations_estimate.
4055 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4057 * config/pdp11/pdp11.c: Include dbxout.h.
4059 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4061 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4063 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4066 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4067 proper ranges for an SBFX instruction.
4068 (extzv_t2): Likewise for UBFX.
4070 2016-11-16 Richard Biener <rguenther@suse.de>
4072 PR tree-optimization/78348
4073 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4074 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4075 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4076 revealed no dependency, PKIND_MEMMOVE otherwise.
4078 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4081 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4082 it points to non-NULL tree, use it instead of ubsan_create_data.
4083 (instrument_si_overflow): Handle vector signed integer overflow
4085 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4086 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4087 vector IFN_UBSAN_CHECK_*.
4088 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4089 pass it through to ubsan_build_overflow_builtin.
4090 (expand_neg_overflow, expand_mul_overflow): Likewise.
4091 (expand_vector_ubsan_overflow): New function.
4092 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4093 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4094 (expand_arith_overflow): Adjust expand_*_overflow callers.
4096 2016-11-16 Matthias Klose <doko@ubuntu.com>
4098 * doc/install.texi: Remove references to java/libjava.
4100 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4102 * tree-ssa-coalesce.c (register_default_def): Remove
4103 register_ssa_partition.
4104 (create_outofssa_var_map): Likewise.
4105 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4106 * tree-ssa-live.h (register_ssa_partition): Likewise.
4108 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4110 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4111 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4112 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4113 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4114 rtx when all sub-rtx are also permanent.
4115 (attr_eq): Simplify.
4116 (attr_copy_rtx): Remove.
4117 (make_canonical, get_attr_value): Use attr_equal_p.
4118 (copy_boolean): Rehash NOT.
4119 (simplify_test_exp_in_temp,
4120 optimize_attrs): Remove call to attr_copy_rtx.
4121 (attr_alt_intersection, attr_alt_union,
4122 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4123 (make_automaton_attrs): Use attr_eq.
4125 2016-11-15 Matthias Klose <doko@ubuntu.com>
4127 * doc/install.texi: Remove references to java/libjava.
4128 * doc/sourcebuild.texi: Likewise.
4129 * doc/invoke.texi: Likewise.
4130 * doc/standards.texi: Likewise.
4132 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4133 Alan Hayward <alan.hayward@arm.com>
4134 David Sherwood <david.sherwood@arm.com>
4136 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4138 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4139 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4140 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4141 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4142 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4143 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4144 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4146 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4147 Alan Hayward <alan.hayward@arm.com>
4148 David Sherwood <david.sherwood@arm.com>
4150 * dce.c (check_argument_store): Pass the size instead of
4151 the memory reference.
4152 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4154 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4155 Alan Hayward <alan.hayward@arm.com>
4156 David Sherwood <david.sherwood@arm.com>
4158 * alias.c (canon_rtx): Use simplify_gen_binary.
4160 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4161 Alan Hayward <alan.hayward@arm.com>
4162 David Sherwood <david.sherwood@arm.com>
4164 * rtl.h (load_extend_op): Declare.
4165 * rtlanal.c (load_extend_op): New function.
4166 (nonzero_bits1): Use it.
4167 (num_sign_bit_copies1): Likewise.
4168 * cse.c (cse_insn): Likewise.
4169 * fold-const.c (fold_single_bit_test): Likewise.
4170 (fold_unary_loc): Likewise.
4171 * fwprop.c (free_load_extend): Likewise.
4172 * postreload.c (reload_cse_simplify_set): Likewise.
4173 (reload_cse_simplify_operands): Likewise.
4174 * combine.c (try_combine): Likewise.
4175 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4176 subreg_lowpart_p checks.
4178 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4179 Alan Hayward <alan.hayward@arm.com>
4180 David Sherwood <david.sherwood@arm.com>
4182 * combine.c (simplify_shift_const_1): Use the number of bits
4183 in the inner mode to determine the range of the shift.
4184 When handling shifts of vectors, skip any rules that apply
4187 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4188 Alan Hayward <alan.hayward@arm.com>
4189 David Sherwood <david.sherwood@arm.com>
4191 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4194 2016-11-15 Matthias Klose <doko@ubuntu.com>
4196 * doc/install.texi: Remove references to gcj/libjava.
4197 * doc/invoke.texi: Likewise.
4199 2016-11-15 Jeff Law <law@redhat.com>
4201 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4202 parameter. Callers changed.
4203 (check-subpath_and_update_thread_path): Extracted from
4204 fsm_find_control_statement_thread_paths.
4205 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4206 (handle_phi, handle_assignment): Allow any constant node, not
4209 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4211 * config/arc/arc-arch.h: New file.
4212 * config/arc/arc-arches.def: Likewise.
4213 * config/arc/arc-cpus.def: Likewise.
4214 * config/arc/arc-options.def: Likewise.
4215 * config/arc/t-multilib: Likewise.
4216 * config/arc/genmultilib.awk: Likewise.
4217 * config/arc/genoptions.awk: Likewise.
4218 * config/arc/arc-tables.opt: Likewise.
4219 * config/arc/driver-arc.c: Likewise.
4220 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4221 * common/config/arc/arc-common.c (arc_handle_option): Trace
4223 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4224 options; check for supported cpu against arc-cpus.def file.
4225 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4226 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4227 * config/arc/arc-c.def: Add emacs local variables.
4228 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4229 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4230 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4231 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4232 (DEFAULT_arc_fpu_build): Define.
4233 (DEFAULT_arc_mpy_option): Define.
4234 * config/arc/arc-protos.h (arc_init): Delete.
4235 * config/arc/arc.c (arc_cpu_name): New variable.
4236 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4237 (arc_arc700, arc_arc600, arc_arc601): New variable.
4238 (arc_init): Add static; remove selection of default tune value,
4239 cleanup obsolete error messages.
4240 (arc_override_options): Make use of .def files for selecting the
4241 right cpu and option configurations.
4242 * config/arc/arc.h (stdbool.h): Include.
4243 (TARGET_CPU_DEFAULT): Define.
4244 (CPP_SPEC): Remove mcpu=NPS400 handling.
4245 (arc_cpu_to_as): Declare.
4246 (EXTRA_SPEC_FUNCTIONS): Define.
4247 (OPTION_DEFAULT_SPECS): Likewise.
4248 (ASM_DEFAULT): Remove.
4249 (ASM_SPEC): Use arc_cpu_to_as.
4250 (DRIVER_SELF_SPECS): Remove deprecated options.
4251 (arc_base_cpu): Declare.
4252 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4253 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4255 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4256 * config/arc/arc.md (attr_cpu): Remove.
4257 * config/arc/arc.opt (mno-mpy): Deprecate.
4258 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4259 (mcpu=ARCHS): Remove.
4260 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4262 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4263 (arc_fpu): Use new defines.
4264 (mpy-option): Change to use numeric or string like inputs.
4265 * config/arc/t-arc (driver-arc.o): New target.
4266 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4267 * config/arc/t-arc-newlib: Delete.
4268 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4269 * doc/invoke.texi (ARC): Update arc options.
4271 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4273 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4274 insn at the beginning of the constant pool.
4275 (mips_insert_insn_pseudos): New function.
4276 (mips_machine_reorg2): Call it.
4277 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4278 UNSPEC_INSN_PSEUDO enum values.
4279 (insn_pseudo, consttable): New insns.
4281 2016-11-15 Michael Matz <matz@suse.de>
4283 PR missed-optimization/77881
4284 * combine.c (simplify_comparison): Remove useless subregs
4285 also inside the loop, not just after it.
4286 (make_compound_operation): Recognize some subregs as being
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 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4296 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4298 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4299 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4301 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4302 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4303 vinsert{b,h} on ISA 3.0.
4305 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4307 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4308 and cmpnop in two steps: first the ones not accessed in original gimple
4309 expression in a endian independent way and then the ones not accessed
4310 in the final result in an endian-specific way.
4311 (bswap_replace): Stop doing big endian adjustment.
4313 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4316 (*ashl<mode>3_doubleword): Ditto.
4318 2016-11-14 Martin Liska <mliska@suse.cz>
4320 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4322 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4323 Richard Biener <rguenther@suse.de>
4325 * doc/invoke.texi (fgimple): Document.
4326 * dumpfile.h (TDF_GIMPLE): Add.
4327 * dumpfile.c (dump_options): Add gimple.
4328 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4330 (dump_gimple_label): Likewise.
4331 (dump_gimple_phi): Likewise.
4332 (dump_gimple_bb_header): Likewise.
4333 (dump_phi_nodes): Likewise.
4334 (pp_cfg_jump): Likewise. Pass in dump flags.
4335 (dump_implicit_edges): Adjust.
4336 * passes.c (pass_init_dump_file): Do not dump function header
4338 * tree-cfg.c (dump_function_to_file): Dump function return type
4339 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4341 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4342 (dump_generic_node): Likewise.
4343 * function.h (struct function): Add pass_startwith member.
4344 * passes.c (execute_one_pass): Implement startwith.
4345 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4346 and assign proper version for parsed ssa names.
4347 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4348 * internal-fn.c (expand_PHI): New function.
4349 * internal-fn.h (expand_PHI): Declared here.
4350 * internal-fn.def: New defination for PHI.
4351 * tree-cfg.c (lower_phi_internal_fn): New function.
4352 (build_gimple_cfg): Call it.
4353 (verify_gimple_call): Condition for passing label as arg in internal
4355 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4356 present PHIs with arguments.
4358 2016-11-14 Martin Liska <mliska@suse.cz>
4361 * common.opt: Add prefer-atomic as a new enum value for
4363 * coretypes.h: Likewise.
4364 * doc/invoke.texi: Document the new option value.
4365 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4366 * tree-profile.c (tree_profiling): Select default value
4367 of -fprofile-update when 'prefer-atomic' is selected.
4369 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4371 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4372 (cortex_a57_alu_shift): ...here.
4374 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4376 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4378 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4379 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4380 (<optab>si3_insn_uxtw): Likewise.
4381 (<optab><mode>3_insn): Likewise.
4382 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4383 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4384 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4385 (<optab><mode>): Likewise.
4386 (insv<mode>): Likewise.
4387 (andim_ashift<mode>_bfiz): Likewise.
4388 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4389 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4390 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4391 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4392 (exynos_m1_alu_p): Likewise.
4393 * config/arm/types.md: Add bfx.
4394 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4396 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4398 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4399 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4401 2016-11-14 Richard Biener <rguenther@suse.de>
4403 PR tree-optimization/78312
4404 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4405 flow-sensitive info.
4407 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4410 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4411 * config/avr/avr.opt (-mabsdata): New option.
4412 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4413 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4414 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4415 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4416 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4417 spec depending on AVR_ISA_LDS.
4418 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4420 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4422 * match.pd: Don't try to compare addresses of variables with
4425 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4427 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4428 (propagate_vr_accross_jump_function): Handle unary expressions.
4429 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4430 (load_from_param_1): New.
4431 (load_from_unmodified_param): Factor common part into load_from_param_1.
4432 (load_from_param): New.
4433 (compute_complex_assign_jump_func): Handle unary expressions.
4434 (update_jump_functions_after_inlining): Likewise.
4435 (ipa_write_jump_function): Likewise.
4436 (ipa_read_jump_function): Likewise.
4438 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4441 * doc/invoke.texi: Document Wrestrict.
4442 * pretty-print.c (pp_format): Add case for "Z" specifier.
4443 (test_pp_format): Test "Z" specifier.
4445 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4447 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4448 original function needs a static chain.
4450 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4453 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4456 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4459 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4460 return early if !optional_tbtab.
4462 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4464 PR rtl-optimization/59461
4465 * doc/rtl.texi (paradoxical subregs): Add missing word.
4466 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4467 in modes with precision larger than that of last_set_mode.
4468 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4469 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4470 REGs to paradoxical SUBREGs.
4471 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4472 larger than a word before invoking LOAD_EXTEND_OP on it.
4474 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4477 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4478 element order for little endian ordering.
4480 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4481 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4484 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4488 when calculating operand 2.
4489 (rotate to rotatex zext splitter): Ditto.
4491 2016-11-11 Jeff Law <law@redhat.com>
4493 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4495 (stmt_uses_name_in_undefined_way): New function, extracted from
4496 find_implicit_erroneous_behavior and extended for div/mod case.
4497 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4498 find_explicit_erroneous_behavior and extended for div/mod case.
4499 (find_implicit_erroneous_behavior): Use new helper function.
4500 (find_explicit_erroneous_behavior): Use new helper function.
4502 2016-11-11 Richard Biener <rguenther@suse.de>
4504 PR tree-optimization/71575
4505 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4508 2016-11-11 Richard Biener <rguenther@suse.de>
4511 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4512 about uninitialized destination arg of BIT_INSERT_EXPR.
4514 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4517 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4518 terminology. Expand to remove ambiguity.
4520 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4522 PR rtl-optimization/78232
4523 * combine.c (try_combine): Add a big comment about why reusing i2dest
4525 (change_zero_ext): Do not call simplify_gen_binary, do the
4526 simplifications manually.
4528 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4530 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4531 enable HImode and QImode to go in vector registers by default if
4532 the -mvsx-small-integer option is enabled.
4533 (rs6000_secondary_reload_simple_move): Likewise.
4534 (rs6000_preferred_reload_class): Don't force integer constants to
4535 be loaded into vector registers that we can easily make into
4536 memory (or being created in the GPRs and moved over with direct move).
4537 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4538 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4539 vector extraction on ISA 3.0 when the scalar integer can be
4540 allocated in vector registers. Generate the VEC_SELECT directy,
4541 and don't use UNSPEC's to avoid having the scalar type in a vector
4542 register. Make the expander target registers, and let the
4543 combiner fold in results storing to memory, if the machine
4545 (vsx_extract_<mode>_di): Likewise.
4546 (vsx_extract_<mode>_p9): Likewise.
4547 (vsx_extract_<mode>_di_p9): Likewise.
4548 (vsx_extract_<mode>_store_p9): Likewise.
4549 (vsx_extract_si): Likewise.
4550 (vsx_extract_<mode>_p8): Likewise.
4551 (p9_lxsi<wd>zx): Delete, no longer used.
4552 (p9_stxsi<wd>x): Likewise.
4553 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4554 integers in vector registers for ISA 3.0.
4555 (QHI): Update comment.
4556 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4557 vector extract instructions in sign/zero extend.
4558 (zero_extendhi<mode>): Likewise.
4559 (extendqi<mode>): Likewise.
4560 (extendhi<mode>2): Likewise.
4561 (HImode splitter for load/sign extend in vector register): Likewise.
4562 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4563 optimizing floating point conversions to/from small data types and
4564 rewrite it to support QImode/HImode being allowed in vector
4565 registers on ISA 3.0.
4566 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4567 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4568 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4569 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4570 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4571 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4572 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4573 VSPLITISW on ISA 2.07.
4574 (movhi_internal): Combine movhi_internal and movqi_internal into
4575 one mov<mode>_internal with an iterator. Add support for QImode
4576 and HImode being allowed in vector registers. Make large number
4577 of attributes and constraints easier to read.
4578 (movqi_internal): Likewise.
4579 (mov<mode>_internal): Likewise.
4580 (movdi_internal64): Fix constraint to allow loading -16..15 with
4581 VSPLITISW on ISA 2.07.
4582 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4585 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4587 PR rtl-optimization/78241
4588 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4589 but emit initial peel copy if niter expr is not reliable.
4591 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4593 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4594 (maybe_record_trace_start): If the CFI is different on the new and
4595 old paths, print out both to the dump file before ICEing.
4597 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4599 * target.def (additional_allocno_class_p): New.
4600 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4601 * hooks.c (hook_bool_reg_class_t_false): New.
4602 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4603 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4604 * doc/tm.texi: Update.
4606 2016-11-10 Jason Merrill <jason@redhat.com>
4608 * gengtype.c (new_structure): Append to structures list.
4609 (find_structure): Likewise.
4611 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4613 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4614 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4617 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4619 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4620 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4622 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4623 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4624 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4625 teams distribute parallel for simd even to distribute and teams
4626 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4627 OMP_CLAUSE_DEPEND_SINK case.
4628 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4629 (omp_no_lastprivate): Removed.
4630 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4631 (gimplify_omp_for): Likewise.
4632 (computable_teams_clause): Fail for automatic vars from current
4633 function not yet seen in bind expr.
4634 * langhooks.c (lhd_omp_scalar_p): New function.
4635 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4636 * varpool.c (varpool_node::get_create): Set node->offloading
4637 even for DECL_EXTERNAL decls.
4638 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4639 (LANG_HOOKS_OMP_SCALAR_P): Define.
4640 (LANG_HOOKS_DECLS): Use it.
4642 2016-11-10 Martin Liska <mliska@suse.cz>
4645 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4646 only when SWITCH_BODY is a BIND_EXPR.
4648 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4651 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4652 on the context only when it has no DIE yet.
4654 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4656 * arm.h (target_cpus): Delete.
4657 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4658 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4659 (all_architectures): Likewise.
4660 (arm_option_override): Adjust use of CPU enums.
4661 (arm_sched_reorder): Likewise.
4662 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4663 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4664 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4666 * arm-tables.opt: Regenerated.
4668 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4670 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4672 * config/aarch64/aarch64-tune.md: Regenerated.
4673 * config/arm/arm-cores.def (falkor): New core.
4674 * config/arm/arm-tables.opt: Regenerated.
4675 * config/arm/arm-tune.md: Regenerated.
4676 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4677 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4678 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4679 (ARM Options/-mtune): Likewise.
4681 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4684 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4686 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4687 (propagate_vr_accross_jump_function): Likewise.
4688 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4689 (load_from_param_1): New.
4690 (load_from_unmodified_param): Factor common part into load_from_param_1.
4691 (load_from_param): New.
4692 (compute_complex_assign_jump_func): Handle unary expressions.
4693 (ipa_write_jump_function): Likewise.
4694 (ipa_read_jump_function): Likewise.
4696 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4698 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4699 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4700 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4703 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4705 * print-rtl-function.c: Include varasm.h.
4706 (print_any_param_name): New function.
4707 (print_param): New function.
4708 (print_rtx_function): Call print_param for each argument.
4709 * print-rtl.c (rtx_writer::finish_directive): New function.
4710 * print-rtl.h (rtx_writer::finish_directive): New decl.
4712 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
4715 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
4716 operand 0 as earlyclobber.
4717 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
4719 2016-11-09 Martin Liska <mliska@suse.cz>
4721 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
4723 2016-11-09 Jakub Jelinek <jakub@redhat.com>
4726 * builtins.c (expand_builtin_memcmp): Formatting fix.
4728 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
4729 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
4730 or of them, renumber other enumerators.
4731 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
4732 * doc/invoke.texi: Document -fsanitize=shift-base and
4733 -fsanitize-shift-exponent, document -fsanitize=shift as
4734 having those 2 suboptions.
4736 2016-11-09 Richard Biener <rguenther@suse.de>
4738 * fold-const.c (tree_swap_operands_p): Remove unused arg.
4739 * fold-const.c (tree_swap_operands_p): Likewise.
4740 (fold_binary_loc): Adjust.
4741 (fold_ternary_loc): Likewise.
4742 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
4743 * gimple-fold.c (fold_stmt_1): Likewise.
4744 * gimple-match-head.c (gimple_resimplify2): Likewise.
4745 (gimple_resimplify3): Likewise.
4746 (gimple_simplify): Likewise.
4747 * tree-ssa-dom.c (record_equality): Likewise.
4748 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
4749 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4750 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
4752 2016-11-09 Richard Biener <rguenther@suse.de>
4754 * tree-ssa-dom.c (canonicalize_comparison): Remove.
4755 (optimize_stmt): Remove redundant pre-propagation canonicalization
4756 of comparison operand order.
4758 2016-11-09 Martin Liska <mliska@suse.cz>
4760 * fold-const-call.c (fold_const_call): Fix the folding.
4762 2016-11-09 Richard Biener <rguenther@suse.de>
4764 * common.opt (flag_evaluation_order): Remove.
4765 * expr.c (expand_operands): Remove code guarded by
4766 flag_evaluation_order.
4767 * fold-const.c (reorder_operands_p): Remove, it always returns
4769 (negate_expr_p): Remove calls to reorder_operands_p.
4770 (fold_negate_expr): Likewise.
4771 (tree_swap_operands_p): Likewise.
4772 (fold_binary_loc): Likewise.
4774 2016-11-09 Andreas Schwab <schwab@suse.de>
4777 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
4778 insns operating on a register.
4780 2016-11-09 Richard Biener <rguenther@suse.de>
4782 PR tree-optimization/78007
4783 * tree-vect-stmts.c (vectorizable_bswap): New function.
4784 (vectorizable_call): Call vectorizable_bswap for
4785 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
4787 2016-11-09 Richard Biener <rguenther@suse.de>
4789 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
4790 Look at the DR_BASE_ADDRESS object for forcing alignment.
4792 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4794 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4795 (propagate_vr_accross_jump_function): Likewise.
4796 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4797 (load_from_param_1): New.
4798 (load_from_unmodified_param): Factor common part into load_from_param_1.
4799 (load_from_param): New.
4800 (compute_complex_assign_jump_func): Handle unary expressions.
4801 (ipa_write_jump_function): Likewise.
4802 (ipa_read_jump_function): Likewise.
4804 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4807 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
4808 Also fold constant passed as argument while computing value range.
4809 (propagate_constants_accross_call): Pass param type.
4810 * ipa-prop.c: export ipa_get_callee_param_type.
4811 * ipa-prop.h: export ipa_get_callee_param_type.
4813 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4815 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
4816 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
4818 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
4820 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
4821 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
4822 ASAN_STACK_MAGIC_MIDDLE.
4823 (asan_global_struct): Increase the size of fields.
4824 (asan_add_global): Add new field constructor.
4825 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
4826 __asan_version_mismatch_check_v8.
4828 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
4830 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
4833 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4837 Handle ASHIFT and LSHIFTRT.
4838 (dimode_scalar_chain::compute_convert_gain): Ditto.
4839 (dimode_scalar_chain::convert_insn): Ditto.
4841 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4843 * gimple-ssa-store-merging.c: Include selftest.h
4844 (verify_array_eq): New function.
4845 (verify_shift_bytes_in_array): Likewise.
4846 (verify_shift_bytes_in_array_right): Likewise.
4847 (verify_clear_bit_region): Likewise.
4848 (verify_clear_bit_region_be): Likewise.
4849 (store_merging_c_tests): Likewise.
4850 * selftest.h (store_merging_c_tests): Declare prototype.
4851 * selftest-run-tests.c (selftest::run_tests): Run
4852 store_merging_c_tests.
4854 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4856 * config/arm/arm.opt (mold-rtx-costs): Delete.
4857 (mnew-generic-costs): Delete.
4858 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
4859 * config/arm/arm.c (arm_rtx_costs_1): Delete.
4860 (arm_size_rtx_costs): Likewise.
4861 (arm_slowmul_rtx_costs): Likewise.
4862 (arm_fastmul_rtx_costs): Likewise.
4863 (arm_xscale_rtx_costs): Likewise.
4864 (arm_9e_rtx_costs): Likewise.
4865 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
4866 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
4867 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
4868 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
4869 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
4870 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
4871 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
4872 arm_cortex_m7_tune):
4873 Delete rtx_costs field.
4874 (arm_new_rtx_costs): Rename to...
4875 (arm_rtx_costs_internal): ... This.
4876 (arm_rtx_costs): Remove old way of doing rtx costs.
4878 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4880 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
4881 (arm_fastmul_tune): Likewise.
4882 (arm_strongarm_tune): Likewise.
4883 (arm_xscale_tune): Likewise.
4884 (arm_9e_tune): Likewise.
4885 (arm_marvell_pj4_tune): Likewise.
4886 (arm_v6t2_tune): Likewise.
4887 (arm_v6m_tune): Likewise.
4888 (arm_fa726te_tune): Likewise.
4890 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4892 PR tree-optimization/78234
4893 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
4896 2016-11-08 Martin Liska <mliska@suse.cz>
4899 * dbgcnt.def: Add new debug counter asan_use_after_scope.
4900 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
4901 with a value expr. Do not add artificial variables to
4902 live_switch_vars. Use the debug counter.
4903 (gimplify_target_expr): Use the debug counter.
4904 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
4905 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
4906 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
4908 2016-11-08 Richard Biener <rguenther@suse.de>
4910 * tree-vect-stmts.c (get_group_load_store_type): If the
4911 access is aligned do not trigger peeling for gaps.
4912 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
4913 force alignment of vars with DECL_USER_ALIGN.
4915 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
4917 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
4919 2016-11-08 Richard Biener <rguenther@suse.de>
4921 PR tree-optimization/78205
4922 * tree-vect-stmts.c (vectorizable_load): Move check whether
4923 we may run into gaps when BB vectorizing SLP permutations ...
4924 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
4925 here where we can do a more precise check.
4927 2016-11-08 Richard Biener <rguenther@suse.de>
4929 PR tree-optimization/78224
4930 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
4931 Split the fallthru edge in case its successor may have PHIs.
4932 Do not free dominance info.
4934 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4937 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
4938 EH info even for bzhi and pdep/pext.
4940 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
4942 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
4943 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
4945 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
4947 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
4949 * config/rs6000/vector.md (div<mode>3): Ditto.
4951 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
4953 * configure.ac (.hidden): Change to conftest_s string. Provide string
4955 (gcc_cv_ld_hidden): Yes for AIX.
4956 * configure: Regenerate.
4958 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
4960 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
4961 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
4962 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
4963 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4964 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4965 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
4967 (rs6000_xcoff_visibility): New.
4968 (rs6000_xcoff_declare_function_name): Add visibility support.
4969 (rs6000_xcoff_asm_globalize_decl_name): New.
4970 (rs6000_xcoff_asm_output_aligned_decl_common): New.
4971 (rs6000_asm_weaken_decl): New.
4972 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
4973 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
4976 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
4979 * incpath.c (remove_dup): Also silently ignore EPERM.
4981 2016-11-07 Martin Jambor <mjambor@suse.cz>
4983 * tree.c (verify_type_variant): Use pointer comparison to check that
4984 TYPE_SIZE_UNIT match.
4986 2016-11-07 Jakub Jelinek <jakub@redhat.com>
4989 * dse.c (dse_step5): Call scan_reads even if just
4990 insn_info->frame_read. Improve and fix dump file messages.
4993 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
4994 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
4996 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4999 * match.pd: Add following two patterns:
5000 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5001 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5003 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5005 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5006 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5007 * rtl.h (duplicate_reg_notes): Declare.
5008 * rtlanal.c (duplicate_reg_note): New function.
5010 PR rtl-optimization/77309
5011 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5012 don't assume an equality comparison for plain COMPARE.
5013 (simplify_comparison): Pass a more accurate code to
5014 make_compound_operation.
5016 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5018 * target.def (compute_pressure_classes): New target hook.
5019 * doc/tm.texi.in: Document it.
5020 * doc/tm.texi: Regenerate.
5021 * ira.c (setup_pressure_classes): Call target hook if defined.
5023 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5025 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5027 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5028 that have the default values.
5029 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5031 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5032 label string from expected dump.
5033 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5036 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5039 * alias.c (nonoverlapping_memrefs_p): If one decl is
5040 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5042 2016-11-07 Richard Biener <rguenther@suse.de>
5045 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5048 2016-11-07 Richard Biener <rguenther@suse.de>
5050 PR tree-optimization/78218
5051 * gimple-ssa-store-merging.c
5052 (pass_store_merging::terminate_all_aliasing_chains):
5053 Drop unused argument, fix alias check to also consider uses.
5054 (pass_store_merging::execute): Adjust.
5056 2016-11-07 Richard Biener <rguenther@suse.de>
5058 PR tree-optimization/78228
5059 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5062 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5065 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5066 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5067 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5068 to restrict them to an appropriate range and add FAIL check if the
5069 region they specify is out of range. Delete useless constraint
5071 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5072 2 and 3 to restrict their range and add pattern predicate.
5074 2016-11-07 Martin Liska <mliska@suse.cz>
5076 * asan.c (enum asan_check_flags): Move the enum to header file.
5077 (asan_init_shadow_ptr_types): Make type creation more generic.
5078 (shadow_mem_size): New function.
5079 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5080 Rewritten stack unpoisoning code.
5081 (build_shadow_mem_access): Add new argument return_address.
5082 (instrument_derefs): Instrument local variables if use after scope
5083 sanitization is enabled.
5084 (asan_store_shadow_bytes): New function.
5085 (asan_expand_mark_ifn): Likewise.
5086 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5087 * asan.h (enum asan_mark_flags): Moved here from asan.c
5088 (asan_protect_stack_decl): Protect all declaration that need
5090 (asan_sanitize_use_after_scope): New function.
5091 (asan_no_sanitize_address_p): Likewise.
5092 * cfgexpand.c (partition_stack_vars): Consider
5093 asan_sanitize_use_after_scope in condition.
5094 (expand_stack_vars): Likewise.
5095 * common.opt (-fsanitize-address-use-after-scope): New option.
5096 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5097 Explain the parameter.
5098 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5099 * gimplify.c (build_asan_poison_call_expr): New function.
5100 (asan_poison_variable): Likewise.
5101 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5102 variables that have address taken.
5103 (gimplify_decl_expr): Likewise.
5104 (gimplify_target_expr): Likewise for C++ temporaries.
5105 (sort_by_decl_uid): New function.
5106 (gimplify_expr): Unpoison all variables for a label we can jump
5107 from outside of a scope.
5108 (gimplify_switch_expr): Unpoison variables defined in the switch
5110 (gimplify_function_tree): Clear asan_poisoned_variables.
5111 (asan_poison_variables): New function.
5112 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5113 * internal-fn.c (expand_ASAN_MARK): New function.
5114 * internal-fn.def (ASAN_MARK): Declare.
5115 * opts.c (finish_options): Handle -fstack-reuse if
5116 -fsanitize-address-use-after-scope is enabled.
5117 (common_handle_option): Enable address sanitization if
5118 -fsanitize-address-use-after-scope is enabled.
5119 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5121 * params.h: Likewise.
5122 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5123 * sanitizer.def: Define __asan_poison_stack_memory and
5124 __asan_unpoison_stack_memory functions.
5125 * asan.c (asan_mark_poison_p): New function.
5126 (transform_statements): Handle asan_mark_poison_p calls.
5127 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5129 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5132 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5134 2016-11-07 Martin Liska <mliska@suse.cz>
5136 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5137 to time_profiler_counter_ptr.
5139 2016-11-07 Richard Biener <rguenther@suse.de>
5141 PR tree-optimization/37150
5142 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5144 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5145 (vect_analyze_slp_cost_1): Account for the real number of
5146 permutations emitted and for dead loads.
5147 (vect_transform_slp_perm_load): Add n_perms parameter counting
5148 the number of emitted permutations.
5149 * tree-vect-stmts.c (vectorizable_load): Adjust.
5151 2016-11-07 Richard Biener <rguenther@suse.de>
5153 PR tree-optimization/78189
5154 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5155 alignment computation.
5157 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5159 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5161 2016-11-05 Martin Sebor <msebor@redhat.com>
5163 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5166 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5170 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5172 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5175 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5176 doesn't have rtl set.
5178 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5180 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5181 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5182 rs6000_gimple_fold_builtin.
5183 (rs6000_gimple_fold_builtin): New function. Add handling for
5184 early expansion of vector addition builtins.
5186 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5188 * expr.h (copy_blkmode_from_reg): Delete.
5189 * expr.c (copy_blkmode_from_reg): Make static.
5191 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5193 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5194 * combine.c (LOAD_EXTEND_OP): Delete.
5195 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5196 * cse.c (LOAD_EXTEND_OP): Delete.
5197 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5198 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5199 * postreload.c (LOAD_EXTEND_OP): Delete.
5200 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5201 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5202 (find_reloads): Likewise.
5203 * reload1.c (eliminate_regs_1): Likewise.
5204 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5205 (num_sign_bit_copies1): Likewise.
5207 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5209 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5210 (selftest::ix86_test_dumping_hard_regs): New function.
5211 (selftest::ix86_run_selftests): New function.
5212 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5213 selftest::ix86_run_selftests.
5214 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5215 * doc/tm.texi: Regenerate
5216 * selftest-rtl.h: New file.
5217 * rtl-tests.c: Include "selftest-rtl.h".
5218 (selftest::assert_rtl_dump_eq): Make non-static.
5219 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5220 (selftest::test_dumping_regs): Update comment.
5221 * selftest-run-tests.c: Include "target.h".
5222 (selftest::run_tests): If non-NULL, call
5223 targetm.run_target_selftests.
5224 * target.def (run_target_selftests): New hook.
5226 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5228 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5229 representative core for this architecture.
5230 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5231 * config/arm/arm-tables.opt: Regenerate.
5232 * config/arm/arm-tune.md: Likewise.
5233 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5234 valid -mcpu options.
5235 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5237 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5239 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5240 representative core for this architecture.
5241 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5242 * config/arm/arm-tables.opt: Regenerate.
5243 * config/arm/arm-tune.md: Likewise.
5244 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5245 this tuning parameters apply to in the comment.
5246 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5247 valid -mcpu options.
5248 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5250 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5252 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5253 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5254 where cond_expr can't be a lvalue.
5256 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5258 * config/arc/arc.c (arc_process_double_reg_moves): Use
5260 * config/arc/arc.md (movsi_insn): Disable unsupported move
5261 instructions for ARCv2 cores.
5262 (movdi): Use prepare_move_operands.
5263 (movsf, movdf): Use move_dest_operand predicate.
5264 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5266 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5267 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5269 (dexcl_3op_peep2_insn_nores): Likewise.
5270 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5271 (LINK_COMMAND_SPEC): Remove.
5273 2016-11-04 Richard Biener <rguenther@suse.de>
5276 * loop-invariant.c (find_exits): Record entering inner
5277 loops as possibly exiting to handle infinite sub-loops.
5278 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5279 (fill_always_executed_in_1): Honor infinite child loops.
5281 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5284 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5285 has already been adjusted for endianness, so don't adjust it any
5289 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5290 ICmode unless we have standard PowerPC floating point.
5291 * config/rs6000/rs6000.md (FP iterator): Likewise.
5292 (FMOVE128 iterator): Likewise.
5294 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5295 Alexandre Oliva <aoliva@redhat.com>
5296 Jason Merrill <jason@redhat.com>
5300 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5302 * langhooks.c (lhd_type_dwarf_attribute): New function.
5303 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5304 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5305 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5306 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5307 (check_qualified_type, check_aligned_type): Call it.
5308 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5309 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5310 check_base_type and check_lang_type.
5311 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5312 return early. For pointer-to-data-member add DW_AT_use_location
5314 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5316 (gen_type_die_with_usage): Don't use type_main_variant
5317 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5318 check_base_type and check_lang_type. Formatting fixes. Call
5319 get_debug_type langhook.
5321 2016-11-03 Jason Merrill <jason@redhat.com>
5323 * tree.c (check_lang_type): New.
5324 (check_qualified_type): Use it.
5325 (check_aligned_type): Use it.
5326 * tree.h: Declare it.
5328 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5330 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5331 (arm*-freebsd*): Likewise.
5332 (arm*-*-netbsdelf*): Likewise.
5333 (arm*-*-linux*): Likewise.
5334 (arm*-*-uclinux*eabi*): Likewise.
5335 (arm*-*-phoenix*): Likewise.
5336 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5337 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5338 specified. Default to arm6 if target_cpu_cname is not set.
5339 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5340 default cpu has been correctly configured.
5341 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5342 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5343 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5344 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5345 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5346 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5347 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5349 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5351 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5352 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5353 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5354 (output_cfa_loc): Support DW_CFA_val_expression.
5355 (output_cfa_loc_raw): Likewise.
5356 (output_cfi): Likewise.
5357 (output_cfi_directive): Likewise.
5358 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5359 (dw_cfi_oprnd2_desc): Likewise.
5360 (mem_loc_descriptor): Recognize new pattern generated for value
5363 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5365 PR rtl-optimization/78186
5366 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5367 well, when converting to IOR.
5369 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5371 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5372 (vec_interleave_highv8qi): Likewise.
5374 2016-11-03 Martin Liska <mliska@suse.cz>
5376 * profile.c (instrument_values): Fix coding style.
5377 (branch_prob): Use renamed function.
5378 * tree-profile.c (init_ic_make_global_vars): Likewise.
5379 (gimple_init_edge_profiler): Rename to
5380 gimple_init_gcov_profiler.
5381 tree_time_profiler_counter variable declaration.
5382 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5384 * value-prof.h: Remove an argument.
5386 2016-11-03 Richard Biener <rguenther@suse.de>
5388 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5389 symtab_node::get_create.
5391 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5393 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5394 Move comments into more natural position.
5396 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5398 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5399 (PTRDIFF_TYPE): Define as int.
5401 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5403 * ccmp.c (expand_ccmp_expr_1): Adjust.
5404 (expand_ccmp_expr): Likewise.
5405 (expand_ccmp_next): Likewise.
5406 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5407 (aarch64_gen_ccmp_first): Likewise.
5408 * doc/tm.texi: Regenerate.
5409 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5410 (gen_ccmp_next): Likewise.
5412 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5414 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5415 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5417 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5420 darwin_rename_builtins here.
5421 (ix86_expand_divmod_libfunc): New.
5422 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5423 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5425 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5426 Nathan Sidwell <nathan@acm.org>
5428 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5430 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5432 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5434 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5435 to format MODE_INT and MODE_PARTIAL_INT literals.
5437 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5440 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5441 NULL if TARGET_SPE_ABI.
5443 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5445 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5446 clear padding bits even when they're less than a byte.
5448 2016-11-02 Richard Biener <rguenther@suse.de>
5450 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5451 (imm_store_chain_info::output_merged_stores): Force base_addr
5452 to be proper GIMPLE for a MEM_REF address.
5453 (pass_store_merging::execute): Restrict negative bitpos
5454 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5455 check. Take into account non-NULL_TREE offset if the base
5456 is already addressable.
5458 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5460 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5462 (aarch64_be_crypto_sha1hv4si): New pattern.
5464 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5466 * config/aarch64/aarch64.md (add<mode>3): Remove
5467 redundant code. Don't split frame based additions.
5469 2016-11-02 Richard Biener <rguenther@suse.de>
5471 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5472 redundant val and dest members.
5473 (store_immediate_info::store_immediate_info): Adjust.
5474 (merged_store_group::merged_store_group): Adjust.
5475 (merged_store_group::apply_stores): Likewise.
5476 (struct imm_store_chain_info): Add base_addr field.
5477 (imm_store_chain_info::imm_store_chain_info): New constructor.
5478 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5479 (imm_store_chain_info::output_merged_store): Likewise. Use
5480 addr_base which is already the address.
5481 (imm_store_chain_info::output_merged_stores): Likewise.
5482 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5483 imm_store_chain_info instead of base. Fix alias check.
5484 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5485 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5486 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5487 use the address of the base and adjust for other changes.
5489 2016-11-02 Martin Liska <mliska@suse.cz>
5491 * fold-const-call.c (host_size_t_cst_p): Test whether
5492 t is convertible to size_t.
5494 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5496 PR tree-optimization/78170
5497 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5498 introduced by native_encode_expr on little-endian as well.
5500 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5502 PR tree-optimization/78162
5503 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5506 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5508 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5510 (aarch64_next_callee_save): Likewise.
5511 (aarch64_pushwb_single_reg): Likewise.
5512 (aarch64_gen_storewb_pair): Likewise.
5513 (aarch64_push_regs): Likewise.
5514 (aarch64_gen_loadwb_pair): Likewise.
5515 (aarch64_pop_regs): Likewise.
5516 (aarch64_gen_store_pair): Likewise.
5517 (aarch64_gen_load_pair): Likewise.
5518 (aarch64_save_callee_saves): Likewise.
5519 (aarch64_restore_callee_saves): Likewise.
5521 2016-11-02 Richard Biener <rguenther@suse.de>
5523 PR tree-optimization/78035
5524 PR tree-optimization/77964
5525 * gimple-pretty-print.c (pp_points_to_solution): Print
5526 vars_contains_interposable.
5527 * tree-ssa-alias.c: Include varasm.h.
5528 (ptrs_compare_unequal): Check vars_contains_interposable and
5529 decl_binds_to_current_def_p.
5530 (dump_points_to_solution): Dump vars_contains_interposable.
5531 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5533 * tree-ssa-structalias.c: Include varasm.h.
5534 (set_uids_in_ptset): Record whether vars contains a
5535 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5536 (ipa_escaped_pt): Update initializer.
5538 2016-11-02 Richard Biener <rguenther@suse.de>
5540 PR tree-optimization/78047
5541 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5542 fake field at offset zero conservatively regarding to may_have_pointers.
5544 2016-11-02 Richard Biener <rguenther@suse.de>
5546 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5547 infer_value_range on stmt ops and update value-ranges.
5548 Dump visited stmts and blocks.
5549 (evrp_dom_walker::push_value_range): Dump changes.
5550 (evrp_dom_walker::pop_value_range): Likewise.
5551 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5553 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5555 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5557 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5559 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5561 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5562 and adjust for that.
5563 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5565 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5567 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5569 (transcode_memory_rtx): Likewise.
5570 (move_to_acc): Likewise.
5571 (move_from_acc): Likewise.
5572 (move_acc_to_reg): Likewise.
5573 (move_to_x): Likewise.
5574 (move_to_hl): Likewise.
5575 (move_to_de): Likewise.
5576 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5577 (rs6000_emit_savres_rtx): Likewise.
5578 (rs6000_emit_prologue): Likewise.
5579 * reorg.c (update_reg_unused_notes): Likewise.
5580 * rtl.h (remove_note): Adjust prototype.
5581 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5583 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5585 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5586 variables so some can be rtx_insn *.
5587 (alpha_emit_xfloating_libcall): Likewise.
5588 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5589 (mips_legitimize_tls_address): Likewise.
5590 * optabs.c (expand_binop): Likewise.
5591 * reload1.c (gen_reload): Likewise.
5593 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5595 * reorg.c (relax_delay_slots): Split up the trial variable.
5597 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5599 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5600 of variables rtx_insn *.
5601 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5602 (legitimize_tls_address): Likewise.
5603 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5604 (bfin_gen_bundles): Likewise.
5605 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5606 (c6x_reorg): Likewise.
5607 * config/frv/frv.c (frv_reorder_packet): Likewise.
5608 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5609 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5610 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5611 * config/mn10300/mn10300.c: Likewise.
5612 * config/rl78/rl78.c: Likewise.
5613 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5614 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5615 (sh_expand_cmpnstr): Likewise.
5616 (sh_expand_strlen): Likewise.
5617 (sh_expand_setmem): Likewise.
5618 * config/sh/sh.md: Likewise.
5619 * emit-rtl.c (emit_pattern_before): Likewise.
5620 * except.c: Likewise.
5621 * final.c: Likewise.
5624 2016-11-01 Jason Merrill <jason@redhat.com>
5626 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5627 a COND_EXPR with constant condition.
5629 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5631 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5632 and its initialization.
5634 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5636 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5639 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5641 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5642 argument, don't call add_linkage_name if it is true.
5643 (gen_variable_die): For C++ inline static data members, consider the
5644 initial call when old_die is NULL to be declaration and call
5645 add_name_and_src_coords_attributes in that case with true as
5646 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5647 (gen_member_die): For C++ inline static data members, emit a
5648 definition DIE right away in DW_TAG_compile_unit context.
5650 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5653 * config/pa/pa.md: Add new shift/add patterns to handle
5654 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5656 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5658 * config/xtensa/xtensa-protos.h
5659 (xtensa_use_return_instruction_p): New prototype.
5660 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5661 xtensa_callee_save_size): Remove.
5662 (struct machine_function): Add new fields: current_frame_size,
5663 callee_save_size, frame_laid_out and epilogue_done.
5664 (compute_frame_size, xtensa_expand_prologue,
5665 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5666 cfun->machine->callee_save_size and xtensa_current_frame_size
5667 with cfun->machine->current_frame_size.
5668 (compute_frame_size): Update cfun->machine->frame_laid_out and
5669 don't update frame layout after reload completion.
5670 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5671 instead of zeroing xtensa_current_frame_size.
5672 (xtensa_use_return_instruction_p): New function.
5673 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5675 (INITIAL_ELIMINATION_OFFSET): Use return value of
5676 compute_frame_size instead of xtensa_current_frame_size value.
5677 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5678 function xtensa_use_return_instruction_p instead of inline code.
5680 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5682 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5683 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5684 * dwarf2out.c (rnglist_idx): New variable.
5685 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5686 (DEBUG_RNGLISTS_SECTION): Define.
5687 (ranges_base_label): New variable.
5688 (size_of_die) <case dw_val_class_range_list>: If using
5689 DW_FORM_rnglistx, count size of uleb128 of range list index.
5690 (value_format) <case dw_val_class_range_list>: For
5691 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5692 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5693 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5694 (add_ranges_num): Remove useless prototype. Don't multiply
5695 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5696 for new fields added to dw_ranges struct.
5697 (add_ranges): Add maybe_new_sec argument and pass it
5698 through to add_ranges_num.
5699 (note_rnglist_head): New function.
5700 (add_ranges_by_labels): Pass true as maybe_new_sec to
5701 add_ranges_num, call note_rnglist_head on the head of the list.
5702 (output_ranges): Add function comment. Switch to
5703 .debug_ranges section here and emit .Ldebug_ranges0 label.
5704 (index_rnglists, output_rnglists): New functions.
5705 (gen_subprogram_die): Formatting fixes.
5706 (add_high_low_attributes): Don't divide offsets
5707 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5708 first list element or when pointing into the middle of
5709 a list. Pass true as second argument to add_ranges on the
5710 first block fragment after cold/hot section switch.
5711 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5712 section instead of .debug_ranges. Initialize
5713 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
5714 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
5715 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
5716 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
5717 Call output_rnglists for -gdwarf-5.
5718 (dwarf2out_c_finalize): Clear rnglist_idx.
5720 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
5722 * combine.c (simplify_compare_const): Add gcc_fallthrough.
5724 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
5725 Tamar Christina <tamar.christina@arm.com>
5727 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
5728 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
5729 (vmaxnmq_f32): Likewise.
5730 (vminnm_f32): Likewise.
5731 (vminnmq_f32): Likewise.
5732 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
5734 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
5737 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5739 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
5740 binary floating point types supported by the hardware except for
5742 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
5743 vector instruction for optimizing extracting a SImode from a
5744 V4SImode vector and converting it to floating point.
5745 (vsx_xvcvuxwdp_df): Likewise.
5746 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
5747 registers to be any VSX register. Move stores to the end of the
5749 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
5750 to optimize extracting a SImode from a V4SImode vector and
5751 converting it to a binary floating point type supported by the
5752 hardware. Use the vector converts instead of extracting the
5753 element, sign extending it, and then converting it to double.
5754 Other floating point types than double first convert to double,
5755 then the double is converted to that type.
5756 (vsx_extract_si_<uns>float_<mode>): Likewise.
5758 2016-10-31 Andrew Pinski <apinski@cavium.com>
5760 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
5761 Rewrite handling of part num to handle the case where
5762 multiple implementers share the same part num.
5764 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
5765 Jakub Jelinek <jakub@redhat.com>
5767 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
5768 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
5770 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5772 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
5773 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
5774 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
5775 (is_cu_die, is_unit_die): Likewise.
5776 (should_move_die_to_comdat, break_out_comdat_types): Adjust
5777 comments for DWARF5 DW_UT_type units.
5778 (output_compilation_unit_header): Add UT argument, output
5779 start of DWARF5 .debug_info section header.
5780 (output_comp_unit): Add dwo_id argument. Adjust
5781 output_compilation_unit_header caller, for DW_UT_split_compile
5782 emit dwo_id field, otherwise padding1. Emit padding2 field.
5783 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
5784 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
5785 (output_skeleton_debug_sections): Add dwo_id argument, for
5786 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
5787 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
5788 DW_UT_type or DW_UT_split_type units rather than .debug_types.
5789 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
5790 DW_TAG_compile_unit for skeleton unit die. Don't add
5791 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
5792 address to output_comp_unit and output_skeleton_debug_sections.
5794 * dwarf2out.c (debug_line_str_section): New variable.
5795 (debug_line_str_hash): Likewise.
5796 (DEBUG_LINE_STR_SECTION): Define.
5797 (set_indirect_string): Handle DW_FORM_line_strp like
5799 (find_string_form): Fix up formatting.
5800 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
5802 (output_die): Handle DW_FORM_line_strp.
5803 (DWARF5_USE_DEBUG_LINE_STR): Define.
5804 (output_line_string): New function.
5805 (output_file_names): Add -gdwarf-5 support.
5806 (output_line_info): Likewise.
5807 (init_sections_and_labels): Initialize debug_line_str_section.
5808 (output_indirect_string): Change 2nd argument from void *
5809 to enum dwarf_form form, compare with form rather than
5811 (output_indirect_strings): Pass DW_FORM_strp to
5812 output_indirect_string traversion.
5813 (dwarf2out_finish): Output .debug_line_str strings.
5814 (dwarf2out_c_finalize): Clear debug_line_str_section and
5815 debug_line_str_hash.
5817 2016-10-31 Tom Tromey <tom@tromey.com>
5820 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
5821 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
5822 DW_OP_GNU_push_tls_address case.
5823 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
5825 2016-10-31 Jakub Jelinek <jakub@redhat.com>
5827 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
5828 for frame_offset_rel bit.
5829 (struct array_descr_info): Add rank field.
5830 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
5831 and placeholder_seen fields.
5832 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
5833 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
5834 DW_OP_pick 1 into DW_OP_over.
5835 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
5836 gen_variant_part): Clear placeholder_{arg,seen}.
5837 (loc_list_from_tree_1): Drop const from context argument.
5838 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
5839 (loc_list_for_address_of_addr_expr_of_indirect_ref,
5840 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
5842 (add_scalar_info): Drop const from context argument. Handle
5843 context->placeholder_arg.
5844 (add_bound_info): Drop const from context argument.
5845 (gen_descr_array_type_die): Drop const from ctx variable.
5846 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
5847 attribute and use a single DW_TAG_generic_subrange instead of
5848 7 DW_TAG_subrange_type for assumed rank arrays.
5850 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
5851 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
5852 from bool to 1-bit uchar bitfield. Add num_assigned and
5853 offset_emitted bitfields.
5854 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
5855 for dw_val_class_lineptr and dw_val_class_macptr. Handle
5856 dw_val_class_loclistsptr.
5857 (new_addr_loc_descr): Fix up formatting.
5858 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
5859 (add_AT_low_high_pc): Fix up formatting.
5860 (add_AT_loclistsptr): New function.
5861 (AT_lbl): Allow dw_val_class_loclistsptr.
5862 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
5863 Handle dw_val_class_loclistsptr.
5864 (loc_list_idx): New variable.
5865 (output_loclists_offsets, assign_location_list_indexes): New
5867 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
5868 add size_of_uleb128 of the index. Drop never used
5869 dwarf_split_debug_info AT_index handling. Handle
5870 dw_val_class_loclistsptr.
5871 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
5872 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
5873 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
5874 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
5875 DW_FORM_loclistx indexes.
5876 (output_attr_index_or_value): Fix up formatting. Don't handle
5877 dw_val_class_loc_list here.
5878 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
5879 For dw_val_class_loc_list call output_loc_list_offset rather than
5880 output_attr_index_or_value.
5881 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
5882 or .debug_loclists.dwo section name for debug_loc_section.
5883 (resolve_addr_in_expr): Formatting fix.
5884 (index_location_lists): Likewise.
5885 (dwarf2out_finish): If there are any location lists, for
5886 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
5887 index_location_lists only if have_location_lists. Call
5888 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
5889 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
5890 -gsplit-dwarf also emit offset table.
5892 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
5893 (size_of_die, value_format, output_die): Use
5894 DW_FORM_data16 for 128-bit dw_val_class_const_double or
5895 dw_val_class_wide_int.
5897 * dwarf2out.c (dwarf_op): Renamed to ...
5898 (dwarf_OP): ... this.
5899 (convert_descriptor_to_mode, scompare_loc_descriptor,
5900 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5901 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
5903 (dwarf_AT, dwarf_TAG): New functions.
5904 (check_die): Disallow DW_AT_call_all_calls next to
5905 DW_AT_GNU_all_call_sites.
5906 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
5907 and attributes instead of the corresponding GNU tag and attributes.
5908 (gen_subprogram_die): Likewise. Emit call site information even
5909 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
5910 DW_AT_defaulted in comment.
5911 (resolve_addr): Handle DW_AT_call_origin attribute on
5912 DW_TAG_call_site DIE like DW_AT_abstract_origin on
5913 DW_TAG_GNU_call_site DIE.
5915 * dwarf2out.c (dwarf_op): New function.
5916 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
5917 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
5918 (output_loc_operands, output_loc_operands_raw): Likewise.
5919 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
5920 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
5921 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
5922 if dwarf_version < 5.
5923 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
5925 (scompare_loc_descriptor, ucompare_loc_descriptor,
5926 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
5927 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
5928 optimize_location_into_implicit_ptr): Likewise. Only punt for
5929 !dwarf_strict if dwarf_version < 5.
5930 (string_cst_pool_decl): Adjust comment.
5931 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
5933 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
5934 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5935 (struct dw_val_node): Add val_file_implicit field.
5936 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
5937 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
5938 output_die): Handle dw_val_class_const_implicit,
5939 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
5940 (abbrev_die_table): Change into va_gc vec.
5941 (abbrev_die_table_allocated, abbrev_die_table_in_use,
5942 ABBREV_DIE_TABLE_INCREMENT): Remove.
5943 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
5944 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
5946 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
5947 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
5949 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
5951 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
5953 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
5955 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
5956 unit. Call optimize_abbrev_table.
5957 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
5958 abbrev_die_table being a va_gc vec.
5960 PR tree-optimization/77860
5961 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
5962 also integral complex and vector constants.
5964 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
5965 optimize_macinfo_range, save_macinfo_strings): Replace
5966 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
5967 (output_macinfo): Likewise. Emit .debug_macro* rather than
5968 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
5969 (init_sections_and_labels): Use .debug_macro* labels rather than
5970 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
5971 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
5972 or DW_AT_GNU_macros for -gdwarf-5.
5974 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
5976 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
5978 2016-09-11 Le-Chun Wu <lcwu@google.com>
5979 Mark Wielaard <mjw@redhat.com>
5981 * common.opt (Wshadow=global): New option. Default for -Wshadow.
5982 (Wshadow=local): New option.
5983 (Wshadow-local): Hidden alias for -Wshadow=local.
5984 (Wshadow=compatible-local): New option.
5985 (Wshadow-compatible-local): Hidden alias for
5986 -Wshadow=compatible-local.
5987 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
5988 Wshadow=compatible-local.
5990 2016-10-31 Bin Cheng <bin.cheng@arm.com>
5992 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
5993 Check slp defs for COND_EXPR by swapping/inverting operands if the
5994 new parameter SWAP indicates so.
5995 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
5996 is isomorphic to the first stmt via swapping/inverting. Store swap
5997 information in the new parameter SWAP.
5998 (vect_build_slp_tree): New local array SWAP and pass it to function
5999 vect_build_slp_tree_1. Cleanup result handling code for function
6000 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6001 order of operands has been fixed as indicated by SWAP[i].
6003 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6005 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6006 unnecessary data dependence check after visited store stmt.
6008 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6010 PR tree-optimization/71915
6011 PR tree-optimization/71490
6012 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6014 (find_basis_for_base_expr): Require stride types to match when
6016 (alloc_cand_and_find_basis): Record the stride type.
6017 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6018 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6019 the expressions having those types.
6020 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6021 (create_mul_ssa_cand): Likewise.
6022 (create_mul_imm_cand): Likewise.
6023 (create_add_ssa_cand): Likewise.
6024 (create_add_imm_cand): Likewise.
6025 (legal_cast_p_1): Change interface to accept types rather than the
6026 expressions having those types.
6027 (legal_cast_p): Pass types to legal_cast_p_1.
6028 (slsr_process_cast): Pass stride type to
6029 alloc_cand_and_find_basis.
6030 (slsr_process_copy): Likewise.
6031 (dump_candidate): Display stride type when a cast exists.
6032 (create_add_on_incoming_edge): Introduce a cast when necessary for
6034 (analyze_increments): Change the code checking for invalid casts
6035 to rely on the stride type, and update the documentation and
6036 example. Change the code checking for pointer multiplies to rely
6038 (insert_initializers): Introduce a cast when necessary for the
6039 stride type. Use the stride type for the type of the initializer.
6041 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6043 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6045 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6047 PR rtl-optimization/77919
6048 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6049 into memory if both modes are complex and their inner modes have the
6050 same precision. If the two modes are different complex modes, convert
6051 each part separately and generate a new CONCAT.
6053 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6055 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6057 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6060 * gimple-ssa-store-merging.c
6061 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6062 instead of SET_TYPE_ALIGN on shared integral type.
6064 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6066 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6067 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6070 2016-10-28 Jeff Law <law@redhat.com>
6072 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6073 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6075 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6077 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6079 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6081 * target.def (min_arithmetic_precision): New hook.
6082 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6083 * doc/tm.texi: Regenerate.
6084 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6085 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6086 * targhooks.c (default_min_arithmetic_precision): New function.
6087 * targhooks.h (default_min_arithmetic_precision): Declare.
6088 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6089 (sparc_min_arithmetic_precision): New function.
6091 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6094 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6095 Swap commutative operands in new RTL if needed. Handle zero_ext
6097 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6100 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6101 Kugan Vivekanandarajah <kuganv@linaro.org>
6102 Jim Wilson <jim.wilson@linaro.org>
6104 PR tree-optimization/43721
6105 * target.def: New hook expand_divmod_libfunc.
6106 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6107 * doc/tm.texi: Regenerate.
6108 * internal-fn.def: Add new entry for DIVMOD ifn.
6109 * internal-fn.c (expand_DIVMOD): New.
6110 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6112 (widen_mul_stats): Add new field divmod_calls_inserted.
6113 (target_supports_divmod_p): New.
6114 (divmod_candidate_p): Likewise.
6115 (convert_to_divmod): Likewise.
6116 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6117 renumber_gimple_stmt_uids at beginning of function. Call
6118 convert_to_divmod and record stats for divmod.
6119 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6120 TARGET_EXPAND_DIVMOD_LIBFUNC.
6121 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6124 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6125 Segher Boessenkool <segher@kernel.crashing.org>
6127 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6128 swapping the arms of the branch.
6129 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6130 sequence for the generic signed-signed-signed case.
6132 2016-10-28 Jeff Law <law@redhat.com>
6134 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6136 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6138 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6140 PR rtl-optimization/78029
6141 * function.c (prologue_contains, epilogue_contains): New functions.
6142 (record_prologue_seq, record_epilogue_seq): New functions.
6143 * function.h (prologue_contains, epilogue_contains,
6144 record_prologue_seq, record_epilogue_seq): New declarations.
6145 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6146 mixing prologue and epilogue insns.
6147 (init_deps): Initialize the new fields in struct deps_desc.
6148 * sched-int.h (struct deps_desc): New fields last_prologue,
6149 last_epilogue, and last_logue_was_epilogue.
6150 * shrink-wrap.c (emit_common_heads_for_components): Record all
6151 emitted prologue and epilogue insns.
6152 (emit_common_tails_for_components): Ditto.
6153 (insert_prologue_epilogue_for_components): Ditto.
6155 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6158 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6159 * common.opt (fstore-merging): New Optimization option.
6160 * opts.c (default_options_table): Add entry for
6161 OPT_ftree_store_merging.
6162 * fold-const.h (can_native_encode_type_p): Declare prototype.
6163 * fold-const.c (can_native_encode_type_p): Define.
6164 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6165 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6166 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6167 * passes.def: Insert pass_tree_store_merging.
6168 * tree-pass.h (make_pass_store_merging): Declare extern
6170 * gimple-ssa-store-merging.c: New file.
6171 * doc/invoke.texi (Optimization Options): Document
6173 (--param documentation): Document store-merging-allow-unaligned
6174 and max-stores-to-merge.
6176 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6179 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6180 assignment to earlier in the if/else logic.
6182 2016-10-28 Richard Biener <rguenther@suse.de>
6186 * fold-const.c (make_bit_field_ref): Only adjust alias set
6187 when the original alias set was zero.
6189 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6191 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6192 (s390_adjust_loops): New function.
6193 (s390_reorg): Invoke s390_adjust_loops.
6194 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6195 ("osc_break"): New insn definition.
6197 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6199 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6200 * config.gcc: Support alternate archXX cpu levels with
6201 --with-arch= and --with-tune=.
6202 * config/s390/linux.h: Translate new archXX cpu levels to the
6203 original names when calling GAS.
6204 * config/s390/tpf.h: Likewise.
6205 * doc/invoke.texi: Document the alternate cpu level names.
6207 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6209 PR rtl-optimization/77919
6210 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6211 MEM if mode1 is not a complex mode.
6213 PR rtl-optimization/78132
6214 * ree.c (combine_reaching_defs): Give up if copy_needed and
6215 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6217 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6219 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6221 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6223 * config/rs6000/constraints.md (wH constraint): Add new
6224 constraints for allowing 32-bit integers (and eventually 8/16-bit
6225 integers) into the vector registers.
6226 (wI constraint): Likewise.
6227 (wJ constraint): Likewise.
6228 (wK constraint): Likewise.
6229 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6230 -mvsx-small-integer as a default option for ISA 2.07
6232 (POWERPC_MASKS): Likewise.
6233 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6234 switch to turn off small integer support in vector registers.
6235 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6236 test for -mupper-regs-di, since it is already done with the
6237 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6238 -mvsx-small-integer.
6239 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6241 (rs6000_setup_reg_addr_masks): Likewise.
6242 (rs6000_init_hard_regno_mode_ok): Likewise.
6243 (rs6000_option_override_internal): Add consistency checks for
6244 -mvsx-small-integer.
6245 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6246 -mvsx-small-integer.
6247 (rs6000_secondary_reload): Use std::swap.
6248 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6249 VSX_REGS for small integers in vector registers, since there is no
6250 D-FORM address mode for such types.
6251 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6252 (rs6000_opt_masks): Add -mvsx-small-integer.
6253 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6255 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6256 extracts can be done on ISA 2.07.
6257 (vsx_extract_<mode>): Add support for small integers in vsx
6259 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6260 longer support V4SImode in this pattern.
6261 (vsx_extract_si): New insn to support extraction of SImode in ISA
6262 2.07 using either xxextractuw or vspltw.
6263 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6264 longer support V4SImode in this pattern.
6265 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6266 wJ, and wK constraints.
6267 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6268 storing SDmode with VSX instructions.
6269 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6270 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6271 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6272 small integers in vector registers.
6273 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6274 load and before the FPR and VSX loads. Remove ??, ! from the
6275 constraints. Add VEXTSW2D support for small integers in vector
6277 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6278 integers in vector registers.
6279 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6280 move instead of using an UNSPEC.
6281 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6282 integers in vector registers.
6283 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6284 move instead of using an UNSPEC.
6285 (movsi_internal1): Add support for -mvsx-small-integer. Align
6286 columns so that it is more readable.
6287 (SImode splitter for ISA 3.0 constants): Add splitter for
6288 -128..127 constants that can easily be constructed on ISA 3.0.
6289 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6292 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6295 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6298 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6300 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6301 PIC_OFFSET_TABLE_REGNUM twice.
6303 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6305 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6306 support for constant operand for OP.
6308 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6310 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6311 splice_child_die if child doesn't have DW_AT_specification attribute.
6313 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6315 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6316 (TARGET_HAVE_LDREXBH): Likewise.
6317 (TARGET_HAVE_LDACQ): Likewise.
6319 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6321 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6322 logic to to decide whether to copy over old value to register for new
6324 * config/arm/sync.md: Add comments explaning why mode and code
6325 attribute are not defined in iterators.md
6326 (thumb1_atomic_op_str): New code attribute.
6327 (thumb1_atomic_newop_str): Likewise.
6328 (thumb1_atomic_fetch_op_str): Likewise.
6329 (thumb1_atomic_fetch_newop_str): Likewise.
6330 (thumb1_atomic_fetch_oldop_str): Likewise.
6331 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6332 mirror the more restrictive constraints of the Thumb-1 insns after
6333 split compared to Thumb-2 counterpart insns.
6334 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6335 in sync with non atomic version.
6336 (atomic_nand<mode>): Likewise.
6337 (atomic_fetch_<sync_optab><mode>): Likewise.
6338 (atomic_fetch_nand<mode>): Likewise.
6339 (atomic_<sync_optab>_fetch<mode>): Likewise.
6340 (atomic_nand_fetch<mode>): Likewise.
6341 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6342 in sync with atomic version.
6343 (thumb1_subsi3_insn): Likewise.
6344 (thumb1_andsi3_insn): Likewise.
6345 (thumb1_iorsi3_insn): Likewise.
6346 (thumb1_xorsi3_insn): Likewise.
6348 2016-10-27 Nick Clifton <nickc@redhat.com>
6350 * plugin.c (register_plugin_info): Produce an error message if the
6351 plugin is not found in the hash table.
6353 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6355 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6358 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6361 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6362 define builtin functions from the bdesc_spe_predicates or
6363 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6364 the current compiler configuration.
6365 (paired_init_builtins): Modify loop to not define define builtin
6366 functions from the bdesc_paried_preds array if the builtin mask is
6367 not compatible with the current compiler configuration.
6368 (altivec_init_builtins): Modify loops to not define the
6369 __builtin_altivec_stxvl function nor the builtin functions from
6370 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6371 builtin mask is not compatible with the current compiler
6374 2016-10-26 Jeff Law <law@redhat.com>
6376 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6377 (gen_shl_and): Likewise.
6378 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6380 * config/mips/mips.c (mips16_constant_cost): Add missing
6382 (mips16_build_call_stub): Increase buffer size. Adjust
6385 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6387 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6388 INSN_UIDs for all insns in compact mode.
6389 (rtx_writer::print_rtx): Likewise.
6390 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6391 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6392 output to include INSN_UID.
6393 (selftest::test_uncond_jump): Likewise.
6395 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6397 * haifa-sched.c (call_used_regs_num): Rename to...
6398 (call_saved_regs_num): ...this.
6399 (fixed_regs_num): New variable.
6400 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6402 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6404 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6406 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6408 * print-rtl.c (outfile): Delete global.
6409 (sawclose): Likewise.
6411 (in_call_function_usage): Likewise.
6412 (flag_compact): Likewise.
6413 (flag_simple): Likewise.
6414 (rtx_writer::rtx_writer): New ctor.
6415 (print_rtx_operand_code_0): Convert to...
6416 (rtx_writer::print_rtx_operand_code_0): ...this.
6417 (print_rtx_operand_code_e): Convert to...
6418 (rtx_writer::print_rtx_operand_code_e): ...this.
6419 (print_rtx_operand_codes_E_and_V): Convert to...
6420 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6421 (print_rtx_operand_code_i): Convert to...
6422 (rtx_writer::print_rtx_operand_code_i): ...this.
6423 (print_rtx_operand_code_r): Convert to...
6424 (rtx_writer::print_rtx_operand_code_r): ...this.
6425 (print_rtx_operand_code_u): Convert to...
6426 (rtx_writer::print_rtx_operand_code_u): ...this.
6427 (print_rtx_operand): Convert to...
6428 (rtx_writer::print_rtx_operand): ...this.
6429 (print_rtx): Convert to...
6430 (rtx_writer::print_rtx): ...this.
6431 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6432 (debug_rtx): Likewise.
6433 (print_rtl): Convert to...
6434 (rtx_writer::print_rtl): ...this.
6435 (print_rtl): Reimplement in terms of class rtx_writer.
6436 (print_rtl_single): Rewrite in terms of class rtx_writer.
6437 (print_rtl_single_with_indent): Convert to..
6438 (rtx_writer::print_rtl_single_with_indent): ...this.
6439 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6440 * print-rtl.h (flag_compact): Delete decl.
6441 (class rtx_writer): New class.
6442 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6445 2016-10-26 Jeff Law <law@redhat.com>
6447 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6450 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6451 (check_if_valid_sleep_operand): Add missing fallthru comment.
6452 (arc_register_move_cost): Increase buffer size.
6453 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6455 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6457 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6458 comment. Add gcc_unreachable for path that should never happen.
6460 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6463 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6464 Martin Liska <mliska@suse.cz>
6467 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6468 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6469 on outer context if any.
6471 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6473 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6474 by increment rather than double it.
6475 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6476 emit a space before args[4].
6477 (END): Don't emit a space before with_arg.
6479 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6481 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6482 Baseline only alternatives to (i) hold store atomic success value in a
6483 return register rather than a scratch register, (ii) use a low register
6484 for it and to (iii) ensure the cbranchsi insn generated by the split
6485 respect the constraints of Thumb-1 cbranchsi4_insn and
6487 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6488 constraints must match those in atomic_compare_and_swap.
6489 (cbranchsi4_scratch): Likewise.
6491 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6493 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6494 variable. Add the new parameter to the insn generator. Set that
6495 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6496 return value from the negation of that parameter for Thumb-1, keeping
6497 the logic unchanged otherwise except for using bdst as the destination
6498 register of the compare_and_swap insn.
6499 (arm_split_compare_and_swap): Add explanation about how is the value
6500 returned to the function comment. Rename scratch variable to
6501 neg_bval. Adapt initialization of variables holding operands to the
6502 new operand numbers. Use return register to hold result of store
6503 exclusive for Thumb-1, scratch register otherwise. Construct the
6504 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6505 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6506 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6507 for strongly ordered compare_and_swap.
6508 * config/arm/predicates.md (cc_register_operand): New predicate.
6509 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6510 match_operand with the new predicate to accept either the CC flag or a
6511 destination register for the boolean return value, restricting it to
6512 CC flag only via constraint. Adapt operand numbers accordingly.
6514 2016-10-26 Jeff Law <law@redhat.com>
6516 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6518 * config/frv/frv.c (comparison_string): Do not fall through after
6521 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6523 (expand_one_builtin): Add missing break.
6525 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6526 (m32c_legitimate_address_p): Likewise.
6528 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6530 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6532 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6535 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6538 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6540 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6542 (rl78_asm_ctor_dtor): Increase buffer size.
6544 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6546 (xstormy16_asm_output_constructor): Likewise.
6548 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6551 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6552 comment to silence warning.
6554 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6555 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6558 2016-10-26 Michael Matz <matz@suse.de>
6560 PR tree-optimization/78060
6561 PR tree-optimization/78061
6562 PR tree-optimization/78088
6563 * tree-ssa-loop-split.c (easy_exit_values): New function.
6564 (tree_ssa_split_loops): Use it.
6565 (compute_new_first_bound): Change order of operations,
6566 fix invalid use of types.
6568 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6570 gen-pass-instances.awk is sensitive to the order in which
6571 passes are added; passes that appear later have to be added first.
6575 * config/avr/avr-passes.def: Swap order of directives for
6576 gen-pass-instances.awk.
6578 2016-10-25 Jeff Law <law@redhat.com>
6580 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6581 (vax_notice_update_cc): Likewise.
6583 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6585 * config.gcc (sparc*-*-solaris2*): Adjust.
6586 (sparc64-*-linux*): Likewise.
6587 * config/sparc/default-64.h: Rename to...
6588 * config/sparc/default64.h: ...this.
6589 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6591 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6592 * config/sparc/sparc.h: Minor tweaks.
6593 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6594 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6596 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6598 * input.c (fcache::file_patch): Add comment about lifetime.
6599 (selftest::cpp_reader_ptr): New class.
6600 (selftest::lexer_test): Convert m_parser from cpp_reader *
6601 to a cpp_reader_ptr, and move m_tempfile to after it.
6602 (selftest::lexer_test::lexer_test): Update for above reordering.
6603 (lexer_test::~lexer_test): Move cleanup of m_parser to
6604 cpp_reader_ptr's dtor.
6606 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6608 * toplev.c (toplev::main): Remove call to
6609 location_adhoc_data_fini.
6611 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6613 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6614 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6616 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6618 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6619 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6620 (test_basic_struct): Update for above renaming.
6621 (test_length): Likewise.
6622 (test_union): Likewise.
6623 (test_finalization): Likewise.
6624 (test_deletable_global): Likewise.
6625 (test_inheritance): Likewise.
6626 (test_chain_next): Likewise.
6627 (test_user_struct): Likewise.
6628 (test_tree_marking): Likewise.
6629 * selftest-run-tests.c (selftest::run_tests): Call
6630 selftest::forcibly_ggc_collect at the end of the selftests.
6631 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6633 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6636 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6637 * optabs.c (expand_vec_cond_expr): For comparison codes
6638 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6639 (expand_vec_cmp_expr): For comparison codes
6640 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6641 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6642 Add enum tree_code argument.
6643 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6645 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6646 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6648 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6649 NE_EXPR, attempt to use vcondeq_optab as fallback.
6650 * tree-vect-generic.c (expand_vector_comparison,
6651 expand_vector_divmod, expand_vector_condition): Adjust
6652 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6653 * tree-vect-stmts.c (vectorizable_condition,
6654 vectorizable_comparison): Likewise.
6655 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6656 check_bool_pattern, search_type_for_mask_1): Likewise.
6657 * expr.c (do_store_flag): Likewise.
6658 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6659 @code{vcondeq@var{m}@var{n}}): Document.
6660 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6663 2016-10-25 Jeff Law <law@redhat.com>
6665 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6667 (v850_output_aligned_bss): Add missing break.
6669 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6671 2016-10-25 Martin Liska <mliska@suse.cz>
6674 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6675 statements as they can also contain possibly a freeing call.
6677 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6678 Martin Liska <mliska@suse.cz>
6681 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6682 * ipa-icf.c (sem_function::get_hash): Add target optimization
6685 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6688 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6689 Remove partial overlap check for shift by 1.
6690 (ashldi3_neon): Likewise.
6692 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6694 * config/arm/constraints.md (Q constraint): Document its use for
6696 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6698 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6699 alternatives to allow any register when memory model matches Pf and
6700 thus lda is used, but only low registers otherwise. Use unpredicated
6701 output template for Thumb-1 targets.
6702 (atomic_store<mode>): Likewise for stl.
6703 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6704 whose output template does not have predication.
6705 (arm_load_acquire_exclusive<mode>): Likewise.
6706 (arm_load_exclusivesi): Likewise.
6707 (arm_load_acquire_exclusivesi): Likewise.
6708 (arm_store_release_exclusive<mode>): Likewise.
6709 (arm_store_exclusive<mode>): Use unpredicated output template for
6712 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6714 * internal-fn.def (LAUNDER): New internal function.
6715 * internal-fn.c (expand_LAUNDER): New function.
6717 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6718 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6720 New avr target pass to work around performance loss by PR fix.
6724 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
6725 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
6726 * config/avr/predicates.md (extend_operator): New.
6727 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
6728 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
6729 (make_avr_pass_casesi): New prototypes.
6730 * config/avr/avr.c (print-rtl.h): Include it.
6731 (pass_data avr_pass_data_casesi): Data for new pass.
6732 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
6733 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
6734 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
6735 (avr_optimize_casesi): New functions.
6737 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
6738 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
6742 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
6744 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6746 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
6747 DW_AT_rvalue_reference attributes.
6749 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
6751 * doc/invoke.text (Wint-in-bool-context): Update documentation.
6752 * value-prof.c (stringop_block_profile): Fix a warning.
6754 2016-10-24 Martin Sebor <msebor@redhat.com>
6757 * builtins.c (string_length): New function.
6758 (c_strlen): Use string_length. Correctly handle wide strings.
6759 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
6761 (target_int_max): Call target_max_value.
6762 (format_result::knownrange): New data member.
6763 (fmtresult::fmtresult): Define default constructor.
6764 (format_integer): Use it and set format_result::knownrange.
6765 Handle global constants.
6766 (format_floating_max): Add third argument.
6767 (format_floating): Recompute maximum value for %a for each argument.
6768 (get_string_length): Use fmtresult default ctor.
6769 (format_string): Set format_result::knownrange.
6770 (format_directive): Check format_result::knownrange.
6771 (add_bytes): Same. Correct caret placement in diagnostics.
6772 (pass_sprintf_length::compute_format_length): Set
6773 format_result::knownrange.
6774 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
6776 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6778 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
6779 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
6781 2016-10-24 Ximin Luo <infinity0@pwned.gg>
6784 * dwarf2out.c (file_table_relative_p): Remove.
6785 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
6786 also for absolute paths.
6787 * doc/tm.texi: Update.
6788 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
6789 * target.def (force_at_comp_dir): Remove hook.
6790 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
6792 2016-10-24 Richard Biener <rguenther@suse.de>
6794 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
6795 backedges when identifying the single predecessor to take
6796 conditional info from. Use SCEV to get at ranges for loop IVs.
6797 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
6798 avoid false warning.
6800 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
6803 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
6804 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
6805 (avr_address_tiny_absdata_p): New static function.
6806 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
6807 it to determine validity of constant addresses.
6808 (avr_attribute_table) [absdata]: New variable attribute...
6809 (avr_handle_absdata_attribute): ...and handler.
6810 (avr_decl_absdata_p): New static function.
6811 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
6812 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
6813 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
6815 2016-10-24 Richard Biener <rguenther@suse.de>
6817 PR tree-optimization/78076
6818 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
6819 also on the loop tree root.
6821 2016-10-24 Jakub Jelinek <jakub@redhat.com>
6823 * config/i386/i386.c (ix86_fold_builtin): Handle
6824 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
6825 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6826 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
6827 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
6829 2016-10-24 Martin Liska <mliska@suse.cz>
6832 * opts.c (finish_options): Skip conditionally.
6834 2016-10-23 Martin Sebor <msebor@redhat.com>
6837 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
6838 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
6840 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6842 * config/sparc/sparc.md (cpu_feature): Minor tweak.
6843 (enabled): Likewise.
6844 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
6845 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
6846 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
6847 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
6848 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
6849 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
6851 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
6853 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
6854 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
6856 2016-10-21 Andrew Pinski <apinski@cavium.com>
6858 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
6860 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
6861 implementer_id to unsigned char.
6862 Change part_no to unsigned int.
6863 (AARCH64_BIG_LITTLE): New define.
6864 (INVALID_IMP): New define.
6865 (INVALID_CORE): New define.
6866 (cpu_data): Change the last element's implementer_id and part_no to
6868 (valid_bL_string_p): Rewrite to ..
6869 (valid_bL_core_p): this for integers instead of strings.
6870 (parse_field): New function.
6871 (contains_string_p): Rewrite to ...
6872 (contains_core_p): this for integers and only for the part_no.
6873 (host_detect_local_cpu): Rewrite handling of implementation and
6874 par num to be integers; simplifying the code.
6876 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6878 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
6879 value range for pointers in more cases.
6881 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6883 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
6884 Add extra argument to allow emitting the move immediate.
6885 Use add/sub with positive immediate.
6886 (aarch64_add_constant): Add inline function.
6887 (aarch64_add_sp): Likewise.
6888 (aarch64_sub_sp): Likewise.
6889 (aarch64_expand_prologue): Call aarch64_sub_sp.
6890 (aarch64_expand_epilogue): Call aarch64_add_sp.
6891 Decide when to leave out move.
6892 (aarch64_output_mi_thunk): Call aarch64_add_constant.
6894 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
6896 * config/aarch64/aarch64.c (aarch64_layout_frame):
6897 Align FP callee-saves.
6899 2016-10-21 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
6902 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
6904 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6905 _rdseed64_step): Likewise.
6906 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
6909 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
6910 and tree-ssanames.h.
6911 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
6912 with INTEGER_CST argument.
6913 (ix86_gimple_fold_builtin): New function.
6914 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
6916 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
6917 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
6918 (ranges_table_allocated, ranges_table_in_use,
6919 ranges_by_label_allocated, ranges_by_label_in_use,
6920 RANGES_TABLE_INCREMENT): Removed.
6921 (add_ranges_num): Use vec_safe_push into ranges_table.
6922 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
6923 (output_ranges): Adjust for ranges_table and ranges_by_label
6924 conversion from arrays to vec.
6925 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
6926 conversion from arrays to vec.
6927 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
6928 ranges_table_in_use, ranges_by_label_allocated and
6929 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
6931 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
6932 if needed. Re-add origin_die variable and its initialization.
6934 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
6935 even for -fstack-reuse=none, or for volatile vars etc.
6937 2016-10-21 David Malcolm <dmalcolm@redhat.com>
6939 * print-rtl-function.c (flag_compact): Move extern decl to...
6940 * print-rtl.h (flag_compact): ...here.
6941 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
6942 (ASSERT_RTL_DUMP_EQ): New macro.
6943 (selftest::test_dumping_regs): New function.
6944 (selftest::test_dumping_insns): New function.
6945 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
6947 (selftest::rtl_tests_c_tests): Call the new test functions.
6949 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6951 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6952 (outgoing_edges_match): Likewise.
6953 (try_crossjump_to_edge): Likewise.
6954 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
6955 (rtl_tidy_fallthru_edge): Likewise.
6956 * rtl.h (tablejump_p): Adjust prototype.
6957 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
6959 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6961 * rtl.h (label_ref_label): New function.
6962 (set_label_ref_label): New function.
6963 (LABEL_REF_LABEL): Delete.
6964 * alias.c (rtx_equal_for_memref_p): Adjust.
6965 * cfgbuild.c (make_edges): Likewise.
6966 (purge_dead_tablejump_edges): Likewise.
6967 * cfgexpand.c (convert_debug_memory_address): Likewise.
6968 * cfgrtl.c (patch_jump_insn): Likewise.
6969 * combine.c (distribute_notes): Likewise.
6970 * cse.c (hash_rtx_cb): Likewise.
6971 (exp_equiv_p): Likewise.
6972 (fold_rtx): Likewise.
6973 (check_for_label_ref): Likewise.
6974 * cselib.c (rtx_equal_for_cselib_1): Likewise.
6975 (cselib_hash_rtx): Likewise.
6976 * emit-rtl.c (mark_label_nuses): Likewise.
6977 * explow.c (convert_memory_address_addr_space_1): Likewise.
6978 * final.c (output_asm_label): Likewise.
6979 (output_addr_const): Likewise.
6980 * gcse.c (add_label_notes): Likewise.
6981 * genconfig.c (walk_insn_part): Likewise.
6982 * genrecog.c (validate_pattern): Likewise.
6983 * ifcvt.c (cond_exec_get_condition): Likewise.
6984 (noce_emit_store_flag): Likewise.
6985 (noce_get_alt_condition): Likewise.
6986 (noce_get_condition): Likewise.
6987 * jump.c (maybe_propagate_label_ref): Likewise.
6988 (mark_jump_label_1): Likewise.
6989 (redirect_exp_1): Likewise.
6990 (rtx_renumbered_equal_p): Likewise.
6991 * lra-constraints.c (operands_match_p): Likewise.
6992 * print-rtl.c (print_value): Likewise.
6993 * reload.c (find_reloads): Likewise.
6994 * reload1.c (set_label_offsets): Likewise.
6995 * reorg.c (get_branch_condition): Likewise.
6996 * rtl-tests.c (test_uncond_jump): Likewise.
6997 * rtl.c (rtx_equal_p_cb): Likewise.
6998 (rtx_equal_p): Likewise.
6999 * rtlanal.c (reg_mentioned_p): Likewise.
7000 (rtx_referenced_p): Likewise.
7001 (get_condition): Likewise.
7002 * varasm.c (const_hash_1): Likewise.
7003 (compare_constant): Likewise.
7004 (const_rtx_hash_1): Likewise.
7005 (output_constant_pool_1): Likewise.
7007 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7010 * reload.c (find_valid_class_1): Allow regclass if atleast one
7011 regno in regclass is ok. Compute and use rclass size based on
7012 actually available regnos for mode in rclass.
7014 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7016 * config/sparc/sparc-modes.def (CCV): New.
7018 * config/sparc/predicates.md (v_comparison_operator): New.
7019 (icc_comparison_operator): Add support for CCV/CCXV.
7020 (xcc_comparison_operator): Likewise.
7021 * config/sparc/sparc.c (output_cbranch): Likewise.
7022 (sparc_print_operand): Likewise.
7023 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7024 (uaddvdi4): New expander.
7025 (addvdi4): Likewise.
7026 (uaddvdi4_sp32): New instruction.
7027 (addvdi4_sp32): Likewise.
7028 (uaddvsi4): New expander.
7029 (addvsi4): Likewise.
7030 (cmp_ccc_plus_sltu_set): New instruction.
7031 (cmp_ccv_plus): Likewise.
7032 (cmp_ccxv_plus): Likewise.
7033 (cmp_ccv_plus_set): Likewise.
7034 (cmp_ccxv_plus_set): Likewise.
7035 (cmp_ccv_plus_sltu_set): Likewise.
7036 (uaddvdi4): New expander.
7037 (subvdi4): Likewise.
7038 (usubdi4_sp32): New instruction.
7039 (subvdi4_sp32): Likewise.
7040 (usubvsi4): New expander.
7041 (subvsi4): Likewise.
7042 (cmpsi_minus_sltu_set): New instruction.
7043 (cmp_ccv_minus): Likewise.
7044 (cmp_ccxv_minus): Likewise.
7045 (cmp_ccv_minus_set): Likewise.
7046 (cmp_ccxv_minus_set): Likewise.
7047 (cmp_ccv_minus_sltu_set): Likewise.
7048 (unegvdi3): New expander.
7049 (negvdi3): Likewise.
7050 (unegdi3_sp32): New instruction.
7051 (negvdi3_sp32): Likewise.
7052 (unegvsi3): New expander.
7053 (negvsi3): Likewise.
7054 (cmp_ccc_neg_sltu_set): New instruction.
7055 (cmp_ccv_neg): Likewise.
7056 (cmp_ccxv_neg): Likewise.
7057 (cmp_ccv_neg_set): Likewise.
7058 (cmp_ccxv_neg_set): Likewise.
7059 (cmp_ccv_neg_sltu_set): Likewise.
7061 * tree-ssa-loop-split.c: Remove trailing spaces.
7062 * match.pd: Likewise.
7064 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7066 PR rtl-optimization/78038
7067 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7068 be deduced to set REG through the RTL structure.
7069 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7071 2016-10-21 Richard Biener <rguenther@suse.de>
7073 PR tree-optimization/78051
7074 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7075 and mark replaced if folding did something.
7077 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7079 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7080 and "protected" in visibility types.
7081 (rs6000_xcoff_declare_function_name): Fix formatting.
7082 (rs6000_xcoff_declare_object_name): Fix formatting.
7084 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7086 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7087 and IX86_BUILTIN_HUGE_VALQ here ...
7088 (ix86_expand_builtin): ... not here.
7090 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7092 * doc/gty.texi (for_user): Use @item next to @findex.
7094 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7097 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7098 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7099 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7100 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7101 __builtin_ia32_lzcnt_u16.
7102 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7103 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7104 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7105 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7106 (bmi_tzcnt_<mode>): New expander.
7107 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7108 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7109 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7110 (lzcnt_<mode>): New expander.
7111 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7112 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7113 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7114 (UINT64_FTYPE_UINT64): New.
7115 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7116 (__builtin_ia32_lzcnt_u16): New description.
7117 (__builtin_ia32_lzcnt_u32): Ditto.
7118 (__builtin_ia32_lzcnt_u64): Ditto.
7119 (__builtin_ctzs): Remove description.
7120 (__builtin_ia32_tzcnt_u16): New description.
7121 (__builtin_ia32_tzcnt_u32): Ditto.
7122 (__builtin_ia32_tzcnt_u64): Ditto.
7123 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7124 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7126 2016-10-20 Martin Liska <mliska@suse.cz>
7129 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7130 comparison with STMT_UID_NOT_IN_RANGE.
7131 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7134 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7136 * compare-elim.c (conforming_compare): Accept UNSPECs.
7137 (find_comparison_dom_walker::before_dom_children): Deal with
7138 instructions both using and killing the flags register.
7139 (equivalent_reg_at_start): New function extracted from...
7140 (try_eliminate_compare): ...here. Use it and add support for
7141 registers and UNSPECs as second operand of the compare.
7142 * config/visium/visium-modes.def (CCV): New.
7143 * config/visium/predicates.md (visium_v_comparison_operator): New.
7144 (visium_branch_operator): Deal with CCV mode.
7145 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7146 (output_cbranch): Likewise.
7147 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7148 (uaddv<mode>4): New expander.
7149 (addv<mode>4): Likewise.
7150 (add<mode>3_insn_set_carry): New instruction.
7151 (add<mode>3_insn_set_overflow): Likewise.
7152 (addsi3_insn_set_overflow): Likewise.
7153 (usubv<mode>4): New expander.
7154 (subv<mode>4): Likewise.
7155 (sub<mode>3_insn_set_carry): New instruction.
7156 (sub<mode>3_insn_set_overflow): Likewise.
7157 (subsi3_insn_set_overflow): Likewise.
7158 (unegv<mode>3): New expander.
7159 (negv<mode>3): Likewise.
7160 (neg<mode>2_insn_set_overflow): New instruction.
7161 (addv_tst<mode>): Likewise.
7162 (subv_tst<mode>): Likewise.
7163 (negv_tst<mode>): Likewise.
7164 (cbranch<mode>4_addv_insn): New splitter and instruction.
7165 (cbranch<mode>4_subv_insn): Likewise.
7166 (cbranch<mode>4_negv_insn): Likewise.
7168 2016-10-20 Richard Biener <rguenther@suse.de>
7170 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7171 Handle decls possibly not bound.
7172 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7173 nothing_id for decls that might not be bound if we are interested
7175 (get_constraint_for_component_ref): Deal with that.
7177 2016-10-20 Michael Matz <matz@suse.de>
7180 * common.opt (-fsplit-loops): New flag.
7181 * passes.def (pass_loop_split): Add.
7182 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7183 (enable_fdo_optimizations): Add loop splitting.
7184 * timevar.def (TV_LOOP_SPLIT): Add.
7185 * tree-pass.h (make_pass_loop_split): Declare.
7186 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7187 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7188 * tree-ssa-loop-split.c: New file.
7189 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7190 * doc/invoke.texi (fsplit-loops): Document.
7191 * doc/passes.texi (Loop optimization): Add paragraph about loop
7194 2016-10-20 Richard Biener <rguenther@suse.de>
7196 * cgraphunit.c (analyze_functions): Set node->definition to
7197 false to signal symbol removal to debug_hooks->late_global_decl.
7198 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7199 WPA signal symbol removal to the debuginfo machinery.
7200 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7201 using early_finised to guard the we're called for symbol
7202 removal case look at the symtabs definition flag.
7203 (gen_variable_die): Remove redundant check.
7205 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7207 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7209 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7211 PR tree-optimization/53979
7212 * match.pd ((a ^ b) | a -> a | b): New pattern.
7214 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7216 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7217 config/pa/pa64-hpux-lib.h.
7218 (PA_CRTBEGIN_HACK): Likewise.
7219 (DTOR_LIST_BEGIN): Likewise.
7221 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7223 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7224 register only if "in" and "out" are different registers.
7226 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7228 * omp-low.c (pass_oacc_device_lower::gate): New method.
7229 (execute): Always call execute_oacc_device_lower.
7231 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7233 PR tree-optimization/77916
7234 PR tree-optimization/77937
7235 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7237 (insert_initializers): Requirement of initializer for -1 should be
7238 based on pointer-typedness of the candidate basis.
7240 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7242 PR tree-optimization/78005
7243 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7244 upper (included) bound for niters of prolog loop.
7245 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7246 Compute niters of scalar loop above which vectorized loop is
7247 preferred, as well as the upper (included) bound for the niters.
7248 (vect_do_peeling): Record niter bound for loops accordingly.
7250 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7253 * tree-core.h (enum tree_index): Put the complex types after their
7255 * tree-streamer.c (verify_common_node_recorded): New function.
7256 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7258 2016-10-19 Martin Liska <mliska@suse.cz>
7260 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7261 Replace NULL with false as a return value.
7263 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7265 PR tree-optimization/78024
7266 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7267 don't clear BB_VISITED after processing.
7269 2016-10-19 Richard Biener <rguenther@suse.de>
7271 * domwalk.c (dom_walker::walk): Use RPO order.
7273 2016-10-19 Richard Biener <rguenther@suse.de>
7275 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7277 (evrp_dom_walker::~evrp_dom_walker): Free it.
7278 (evrp_dom_walker::stmts_to_remove): Add.
7279 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7280 whose output we fully propagate for removal. Propagate
7281 into BB destination PHI arguments.
7282 (execute_early_vrp): Remove queued stmts. Dump value ranges
7283 before stmt removal.
7285 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7287 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7288 * passes.def: Add two instances of pass_walloca.
7289 * tree-pass.h (make_pass_walloca): New.
7290 * gimple-ssa-warn-alloca.c: New file.
7291 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7292 -Wvla-larger-than= options.
7294 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7296 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7297 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7299 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7301 * config/rs6000/altivec.h (vec_xl_len): New macro.
7302 (vec_xst_len): New macro.
7303 (vec_cmpnez): New macro.
7304 (vec_cntlz_lsbb): New macro.
7305 (vec_cnttz_lsbb): New macro.
7306 (vec_xlx): New macro.
7307 (vec_xrx): New macro.
7308 (vec_all_nez): New C++ predicate template.
7309 (vec_any_eqz): New C++ predicate template.
7310 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7311 conditional compilation.
7312 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7313 conditional compilation.
7314 (vec_all_nez): New macro.
7315 (vec_any_eqz): New macro.
7316 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7318 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7320 * config/rs6000/vector.md (VI): Moved this mode iterator
7321 definition from altivec.md to vector.md.
7322 (UNSPEC_NEZ_P): New value.
7323 (vector_ne_<mode>_p): New expansion for implementation of
7324 vec_all_ne and vec_any_eq built-in functions.
7325 (vector_nez_<mode>_p): New expansion for implementation of
7326 vec_all_nez and vec_any_eqz built-in functions.
7327 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7328 and vec_any_eq built-in function.
7329 (cr6_test_for_zero): New commentary to explain this expansion.
7330 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7331 (cr6_test_for_lt): New commentary to explain this expansion.
7332 (cr6_test_for_lt_reverse): New commentary to explain this
7334 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7335 overloaded function prototypes for vec_all_ne, vec_all_nez,
7336 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7337 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7339 (altivec_resolve_overloaded_builtin): Modify the handling of
7340 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7341 the compiler is configured to support TARGET_P9_VECTOR.
7342 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7343 to explain the special processing that is given to predicate
7344 built-ins introduced using this macro.
7345 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7346 the special processing given to predicate built-ins introduced
7348 (BU_VSX_P): Likewise.
7349 (BU_P8V_AV_P): Likewise.
7350 (BU_P9V_AV_P): Likewise.
7351 (BU_P9V_AV_X): New macro.
7352 (BU_P9V_64BIT_AV_X): New macro.
7353 (BU_P9V_VSX_3): New macro.
7354 (BU_P9V_OVERLOAD_P): New macro.
7355 (LXVL): New BU_P9V_64BIT_VSX_2.
7356 (VEXTUBLX): New BU_P9V_AV_2.
7357 (VEXTUBRX): Likewise.
7358 (VEXTUHLX): Likewise.
7359 (VEXTUHRX): Likewise.
7360 (VEXTUWLX): Likewise.
7361 (VEXTUWRX): Likewise.
7362 (STXVL): New BU_P9V_64BIT_AV_X.
7363 (VCLZLSBB): New BU_P9V_AV_1.
7364 (VCTZLSBB): Likewise.
7365 (CMPNEB): New BU_P9V_AV_2.
7370 (VCMPNEB_P): New BU_P9V_AV_P.
7371 (VCMPNEH_P): Likewise.
7372 (VCMPNEW_P): Likewise.
7373 (VCMPNED_P): Likewise.
7374 (VCMPNEFP_P): Likewise.
7375 (VCMPNEDP_P): Likewise.
7376 (CMPNEZB): New BU_P9V_AV_2.
7377 (CMPNEZH): Likewise.
7378 (CMPNEZW): Likewise.
7379 (VCMPNEZB_P): New BU_P9V_AV_P.
7380 (VCMPNEZH_P): Likewise.
7381 (VCMPNEZW_P): Likewise.
7382 (LXVL): New BU_P9V_OVERLOAD_2.
7383 (STXVL): New BU_P9V_OVERLOAD_3.
7384 (VEXTULX): New BU_P9V_OVERLOAD_2.
7385 (VEXTURX): Likewise.
7387 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7388 (VCMPNE_P): Likewise.
7389 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7390 (VCTZLSBB): Likewise.
7391 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7392 comment to explain mode used for scratch register.
7393 (altivec_expand_stxvl_builtin): New function.
7394 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7395 (altivec_init_builtins): Add initialized variable
7396 void_ftype_v16qi_pvoid_long and use this type to define the
7397 built-in function __builtin_altivec_stxvl.
7398 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7399 (UNSPEC_STXVL): New value.
7400 (UNSPEC_VCLZLSBB): New value.
7401 (UNSPEC_VCTZLSBB): New value.
7402 (UNSPEC_VEXTUBLX): New value.
7403 (UNSPEC_VEXTUHLX): New value.
7404 (UNSPEC_VEXTUWLX): New value.
7405 (UNSPEC_VEXTUBRX): New value.
7406 (UNSPEC_VEXTUHRX): New value.
7407 (UNSPEC_VEXTUWRX): New value.
7408 (UNSPEC_VCMPNEB): New value.
7409 (UNSPEC_VCMPNEZB): New value.
7410 (UNSPEC_VCMPNEH): New value.
7411 (UNSPEC_VCMPNEZH): New value.
7412 (UNSPEC_VCMPNEW): New value.
7413 (UNSPEC_VCMPNEZW): New value.
7414 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7415 vector of integer modes.
7416 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7417 vector of float or double modes.
7418 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7420 (lxvl): New expand for load VSX vector with length.
7421 (*lxvl): New insn for load VSX vector with length.
7422 (stxvl): New expand for store VSX vector with length.
7423 (*stxvl): New insn for store VSX vector with length.
7424 (vcmpneb): New insn for vector of byte compare not equal.
7425 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7426 (vcmpneh): New insn for vector of half word compare not equal.
7427 (vcmpnezh): New insn for vector of half word compare not equal or
7429 (vcmpnew): New insn for vector of word compare not equal.
7430 (vcmpne<VSs>): New insn for vector of float or double compare not
7432 (vcmpnezw): New insn for vector of word compare not equal or zero.
7433 (vclzlsbb): New insn for vector count leading zero
7434 least-significant bits byte.
7435 (vctzlsbb): New insn for vector count trailing zero least
7436 signficant bits byte.
7437 (vextublx): New insn for vector extract unsigned byte left
7439 (vextubrx): New insn for vector extract unsigned byte right
7441 (vextuhlx): New insn for vector extract unsigned half word left
7443 (vextuhrx): New insn for vector extract unsigned half word right
7445 (vextuwlx): New insn for vector extract unsigned word left
7447 (vextuwrx): New insn for vector extract unsigned word right
7449 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7450 clarify intent of this constant.
7451 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7452 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7453 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7454 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7455 and vec_xrx functions.
7457 2016-10-18 Andrew Pinski <apinski@cavium.com>
7460 * predict.c (is_exit_with_zero_arg): New function.
7461 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7464 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7467 * config/i386/i386.c (legitimize_tls_address)
7468 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7469 convert dest to Pmode if different than Pmode.
7471 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7473 PR tree-optimization/77916
7474 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7475 stopgap fix, as pointers with -1 increment are still broken.
7477 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7479 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7480 mapping class decoration from here...
7481 (rs6000_xcoff_encode_section): ...to here.
7483 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7484 if shrink-wrapping and optimizing for speed.
7486 2016-10-18 Richard Biener <rguenther@suse.de>
7488 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7489 not visited but non-executable predecessors. Return taken edge.
7490 Simplify conditions and refactor propagation vs. folding step.
7492 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7494 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7495 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7496 (rs6000_get_separate_components): Assert we do not have those
7497 strategies selected.
7499 2016-10-18 Richard Biener <rguenther@suse.de>
7501 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7502 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7504 (substitute_and_fold_dom_walker): Adjust constructor.
7505 (substitute_and_fold_dom_walker::before_dom_children): Remove
7506 do_dce flag and handling (always true).
7507 (substitute_and_fold): Likewise.
7508 * tree-vrp.c (vrp_finalize): Adjust.
7509 (execute_early_vrp): Remove final BB_VISITED clearing.
7510 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7511 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7512 * ira.c (ira): Call clear_bb_flags.
7514 2016-10-18 Richard Biener <rguenther@suse.de>
7516 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7517 get at the operand to look at with TREE_OPERAND for generic
7520 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7522 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7524 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7525 (write_test_expr): Use rtx_reader_ptr for calls to
7527 (write_attr_value): Likewise.
7528 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7529 call to print_md_ptr_loc.
7530 (write_one_condition): Likewise for calls to print_c_condition.
7531 * genconstants.c: Include "statistics.h" and "vec.h".
7532 (main): Update for conversion to member functions.
7533 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7534 call to print_md_ptr_loc.
7535 * genenums.c: Include "statistics.h" and "vec.h".
7536 (main): Update for conversion of traverse_enum_types to a method.
7537 * genmddeps.c: Include "statistics.h" and "vec.h".
7538 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7540 * genpreds.c (write_predicate_subfunction): Likewise.
7541 (write_predicate_expr): Likewise for calls to print_c_condition.
7542 * genrecog.c (print_test): Likewise.
7543 * gensupport.c (process_rtx): Likewise for calls to
7544 copy_md_ptr_loc and join_c_conditions.
7545 (alter_test_for_insn): Likewise for call to join_c_conditions.
7546 (process_substs_on_one_elem): Likewise.
7547 (gen_mnemonic_setattr): Update for move of string_obstack to a
7548 field of rtx_reader.
7549 (mnemonic_htab_callback): Likewise. Fix formatting.
7550 (gen_mnemonic_attr): Likewise.
7551 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7552 to print_c_condition.
7553 * read-md.c: Include "statistics.h" and "vec.h".
7554 (string_obstack): Convert this global to field "m_string_obstack"
7555 of class rtx_reader.
7556 (ptr_locs): Likewise, as "m_ptr_locs".
7557 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7558 (joined_conditions): Likewise, as "m_joined_conditions".
7559 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7560 (md_constants): Likewise, as "m_md_constants".
7561 (enum_types): Likewise, as "m_enum_types".
7562 (set_md_ptr_loc): Convert to...
7563 (rtx_reader::set_md_ptr_loc): ...member function.
7564 (get_md_ptr_loc): Convert to...
7565 (rtx_reader::get_md_ptr_loc): ...member function.
7566 (copy_md_ptr_loc): Convert to...
7567 (rtx_reader::copy_md_ptr_loc): ...member function.
7568 (fprint_md_ptr_loc): Convert to...
7569 (rtx_reader::fprint_md_ptr_loc): ...member function.
7570 (print_md_ptr_loc): Convert to...
7571 (rtx_reader::print_md_ptr_loc): ...member function.
7572 (join_c_conditions): Convert to...
7573 (rtx_reader::join_c_conditions): ...member function.
7574 (fprint_c_condition): Convert to...
7575 (rtx_reader::fprint_c_condition): ...member function.
7576 (print_c_condition): Convert to...
7577 (rtx_reader::print_c_condition): ...member function.
7578 (read_name): Convert to...
7579 (rtx_reader::read_name): ...member function.
7580 (read_escape): Convert to...
7581 (rtx_reader::read_escape): ...member function.
7582 (read_quoted_string): Convert to...
7583 (rtx_reader::read_quoted_string): ...member function.
7584 (read_braced_string): Convert to...
7585 (rtx_reader::read_braced_string): ...member function.
7586 (read_string): Convert to...
7587 (rtx_reader::read_string): ...member function.
7588 (read_skip_construct): Convert to...
7589 (rtx_reader::read_skip_construct): ...member function.
7590 (handle_constants): Convert to...
7591 (rtx_reader::handle_constants): ...member function.
7592 (traverse_md_constants): Convert to...
7593 (rtx_reader::traverse_md_constants): ...member function.
7594 (handle_enum): Convert to...
7595 (rtx_reader::handle_enum): ...member function.
7596 (lookup_enum_type): Convert to...
7597 (rtx_reader::lookup_enum_type): ...member function.
7598 (traverse_enum_types): Convert to...
7599 (rtx_reader::traverse_enum_types): ...member function.
7600 (rtx_reader::rtx_reader): Move initializations
7601 of various former global data from rtx_reader::read_md_files to
7602 here, as fields, along with the call to unlock_std_streams.
7603 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7605 (rtx_reader::read_md_files): Move initializations of various
7606 global data from here to the ctor.
7607 * read-md.h (read_name): Convert to...
7608 (rtx_reader::read_name): ...member function.
7609 (rtx_reader::read_escape): New method decl.
7610 (read_quoted_string): Convert to...
7611 (rtx_reader::read_quoted_string): ...member function.
7612 (rtx_reader::read_braced_string): New method decl.
7613 (read_string): Convert to...
7614 (rtx_reader::read_string): ...member function.
7615 (rtx_reader::read_skip_construct): New method decl.
7616 (rtx_reader::set_md_ptr_loc): New method decl.
7617 (rtx_reader::get_md_ptr_loc): New method decl.
7618 (copy_md_ptr_loc): Convert to...
7619 (rtx_reader::copy_md_ptr_loc): ...member function.
7620 (fprint_md_ptr_loc): Convert to...
7621 (rtx_reader::fprint_md_ptr_loc): ...member function.
7622 (print_md_ptr_loc): Convert to...
7623 (rtx_reader::print_md_ptr_loc): ...member function.
7624 (rtx_reader::lookup_enum_type): New method decl.
7625 (rtx_reader::traverse_enum_types): New method decl.
7626 (rtx_reader::handle_constants): New method decl.
7627 (traverse_md_constants): Convert to...
7628 (rtx_reader::traverse_md_constants): ...member function.
7629 (rtx_reader::handle_enum): New method decl.
7630 (rtx_reader::join_c_conditions): New method decl.
7631 (fprint_c_condition): Convert to...
7632 (rtx_reader::fprint_c_condition): ...member function.
7633 (print_c_condition): Convert to...
7634 (rtx_reader::print_c_condition): ...member function.
7635 (rtx_reader::apply_iterator_to_string): New method decl.
7636 (rtx_reader::copy_rtx_for_iterators): New method decl.
7637 (rtx_reader::read_conditions): New method decl.
7638 (rtx_reader::record_potential_iterator_use): New method decl.
7639 (rtx_reader::read_mapping): New method decl.
7640 (rtx_reader::read_rtx): New method decl.
7641 (rtx_reader::read_rtx_code): New method decl.
7642 (rtx_reader::read_rtx_operand): New method decl.
7643 (rtx_reader::read_nested_rtx): New method decl.
7644 (rtx_reader::read_rtx_variadic): New method decl.
7645 (rtx_reader::get_string_obstack): New method.
7646 (rtx_reader::get_md_constants): New method.
7647 (string_obstack): Convert global variable decl to...
7648 (rtx_reader::m_string_obstack): ...this new field.
7649 (rtx_reader::m_ptr_locs): New field.
7650 (rtx_reader::m_ptr_loc_obstack): New field.
7651 (rtx_reader::m_joined_conditions): New field.
7652 (rtx_reader::m_joined_conditions_obstack): New field.
7653 (rtx_reader::m_md_constants): New field.
7654 (rtx_reader::m_enum_types): New field.
7655 * read-rtl.c (apply_iterator_to_string): Convert to...
7656 (rtx_reader::apply_iterator_to_string): ...member function.
7657 (copy_rtx_for_iterators): Convert to...
7658 (rtx_reader::copy_rtx_for_iterators): ...member function.
7659 (add_condition_to_string): Use rtx_reader_ptr for
7660 calls join_c_conditions.
7661 (apply_iterators): Use rtx_reader_ptr for calls to
7662 join_c_conditions and copy_rtx_for_iterators.
7663 (read_conditions): Convert to...
7664 (rtx_reader::read_conditions): ...member function.
7665 (record_potential_iterator_use): Convert to...
7666 (rtx_reader::record_potential_iterator_use): ...member function.
7667 (read_mapping): Convert to...
7668 (rtx_reader::read_mapping): ...member function.
7669 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7670 (read_rtx): Convert to...
7671 (rtx_reader::read_rtx): ...member function.
7672 (read_rtx_code): Convert to...
7673 (rtx_reader::read_rtx_code): ...member function.
7674 (read_rtx_operand): Convert to...
7675 (rtx_reader::read_rtx_operand): ...member function. Update for move
7676 of string_obstack to a field.
7677 (read_nested_rtx): Convert to..
7678 (rtx_reader::read_nested_rtx): ...member function.
7679 (read_rtx_variadic): Convert to..
7680 (rtx_reader::read_rtx_variadic): ...member function.
7682 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7684 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7686 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7688 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7689 for pointer type too.
7690 (ipcp_update_vr): set_ptr_nonnull for pointer.
7692 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7694 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7695 pt_solution_singleton_p.
7696 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7697 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7698 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7699 pointer nonnull computed by VRP.
7700 Also Conservatively set pt.null to 1.
7701 (pt_solution_reset): Conservatively set pt.null to 1.
7702 (pt_solution_singleton_or_null_p): Renamed from
7703 pt_solution_singleton_p.
7704 * tree-ssanames.h (set_ptr_nonnull): Declare.
7705 (get_ptr_nonnull): Likewise.
7706 * tree-ssanames.c (set_ptr_nonnull): New.
7707 (get_ptr_nonnull): Likewise.
7708 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7709 (evrp_dom_walker::before_dom_children): Likewise.
7711 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7713 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7714 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7715 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7716 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7717 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
7718 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
7719 (rs6000_option_override_internal): Clear it if ABI_AIX.
7720 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
7721 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
7723 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7725 * gimple-ssa-strength-reduction.c (record_increment): Remove
7728 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7730 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
7731 that the result is non-zero if it is true.
7732 (maybe_expand_shift): New wrapper around expand_shift_1.
7733 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
7735 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7737 PR tree-optimization/77916
7738 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
7739 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7741 (record_increment): Increments of -1 for unknown strides just use
7742 a multiply initializer like other negative values.
7743 (analyze_increments): Remove stopgap solution for -1 increment
7744 applied to pointer arithmetic.
7746 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
7748 * dominance.c (dom_info::dom_info): Add new constructor for region
7749 which is vector of basic blocks.
7750 (dom_init): New method to initialize members common for both
7752 (dom_info::dom_info): Invoke dom_init for partial initialization.
7753 (dom_info::get_idom): Add check to corner cases on basic blocks which
7755 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
7756 to detect unreachable bbs.
7757 (dom_info::calc_idoms): Likewise.
7758 (compute_dom_fast_query_in_region): New function.
7759 (calculate_dominance_info_for_region): Likewise.
7760 (free_dominance_info_for_region): Likewise.
7761 * dominance.h: Add prototypes for introduced region-based functions
7762 * tree-if-conv.c (build_region): New function.
7763 (if_convertible_loop_p_1): Invoke local version of post-dominators
7764 calculation before basic block predication with subsequent freeing
7765 post-dominator info.
7766 (tree_if_conversion): Remove free of post-dominator info
7767 (pass_if_conversion::execute): Delete detection of infinite loops
7768 and fake edges to exit block since post-dominator calculation is
7769 performed per if-converted loop only.
7771 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
7774 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7775 register explicitly.
7776 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
7777 optimizing for size.
7779 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7781 * config/aarch64/aarch64.c: Delete inclusion of
7782 cortex-a57-fma-steering.h.
7783 (aarch64_override_options): Delete call
7784 to aarch64_register_fma_steering.
7785 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
7786 * config/aarch64/cortex-a57-fma-steering.h: Delete.
7787 * config/aarch64/aarch64-passes.def: New file.
7788 * config/aarch64/cortex-a57-fma-steering.c
7789 (aarch64_register_fma_steering): Delete definition.
7790 (make_pass_fma_steering): Remove static qualifier.
7791 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
7792 (cortex-a57-fma-steering.o): Remove dependency on
7793 cortex-a57-fma-steering.h.
7795 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7797 * explow.c (validize_mem): Do not modify the argument in-place.
7799 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
7801 * tree-streamer.c (record_common_node): Explicitly list expected
7804 2016-10-17 Richard Biener <rguenther@suse.de>
7806 PR tree-optimization/77988
7807 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
7809 2016-10-17 Marek Polacek <polacek@redhat.com>
7811 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
7813 2016-10-17 Richard Biener <rguenther@suse.de>
7815 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
7818 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7820 PR tree-optimization/71636
7821 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
7823 2016-10-17 Richard Biener <rguenther@suse.de>
7825 * gimplify.c (gimplify_function_tree): Do not move the outer
7828 2016-10-17 Jakub Jelinek <jakub@redhat.com>
7830 * langhooks.h (struct lang_hooks_for_decls): Remove
7831 function_decl_explicit_p, function_decl_deleted_p and
7832 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
7833 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
7834 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7835 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
7836 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
7837 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
7838 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
7839 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
7840 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
7841 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
7842 * langhooks.c (lhd_decl_dwarf_attribute): New function.
7843 * dwarf2out.c (gen_subprogram_die): Use
7844 lang_hooks.decls.decl_dwarf_attribute instead of
7845 lang_hooks.decls.function_decl_*.
7847 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7851 * common.opt (-ftrampolines): New option.
7852 * doc/invoke.texi (Code Gen Options): Document it.
7853 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
7854 * doc/tm.texi: Regenerate.
7855 * builtins.def: Add init_descriptor and adjust_descriptor.
7856 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
7857 on platforms with descriptors.
7858 (expand_builtin_init_descriptor): New function.
7859 (expand_builtin_adjust_descriptor): Likewise.
7860 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
7861 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
7862 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
7863 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
7864 Set STATIC_CHAIN_REG_P on the static chain register, if any.
7865 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
7866 (expand_call): Likewise. Move around call to prepare_call_address
7867 and pass all flags to it.
7868 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
7869 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
7870 (gimple_call_set_by_descriptor): New setter.
7871 (gimple_call_by_descriptor_p): New getter.
7872 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
7873 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
7874 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
7875 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7876 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
7877 * rtl.h (STATIC_CHAIN_REG_P): New macro.
7878 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
7879 * target.def (custom_function_descriptors): New POD hook.
7880 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
7881 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
7882 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
7883 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
7884 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
7885 (build_common_builtin_nodes): Initialize init_descriptor and
7887 * tree-nested.c: Include target.h.
7888 (struct nesting_info): Add 'any_descr_created' field.
7889 (get_descriptor_type): New function.
7890 (lookup_element_for_decl): New function extracted from...
7891 (create_field_for_decl): Likewise.
7892 (lookup_tramp_for_decl): ...here. Adjust.
7893 (lookup_descr_for_decl): New function.
7894 (convert_tramp_reference_op): Deal with descriptors.
7895 (build_init_call_stmt): New function extracted from...
7896 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
7897 * defaults.h (FUNCTION_ALIGNMENT): Define.
7898 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
7899 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7900 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7901 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
7902 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
7904 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
7906 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
7907 constants in CONST_VECTORs.
7909 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7911 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
7912 register as destination of bmask.
7913 (vector_init_bshuffle): Likewise.
7914 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
7915 (bmaskdi_vis): Enable only in 64-bit mode.
7917 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
7919 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
7920 make LR a separately shrink-wrapped component unless savres_strategy
7921 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
7922 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
7923 wrapping when not both {SAVE,REST}_INLINE_GPRS.
7925 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
7927 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
7928 and keep looping on failure.
7930 2016-10-14 David Malcolm <dmalcolm@redhat.com>
7932 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
7934 (print_rtx_function): Update example in comment for...
7935 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
7936 non-virtual pseudos with a '%' sigil followed by the regno, offset
7937 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
7938 pseudo is dumped as "%0".
7940 2016-10-14 Jakub Jelinek <jakub@redhat.com>
7943 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
7946 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
7948 * config/sparc/sparc-passes.def: New file.
7949 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
7950 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
7951 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
7953 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7955 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
7956 loop peel to loops with exit test at the beginning.
7958 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
7960 PR rtl-optimization/68212
7961 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
7962 frequency when computing scale factor for peeled copies.
7963 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
7964 values for switch/peel blocks/edges.
7966 2016-10-14 Pedro Alves <palves@redhat.com>
7968 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
7970 2016-10-14 Catherine Moore <clm@codesourcery.com>
7972 * config/mips/mips.c (mips_prepare_pch_save): Initialize
7973 micromips_globals to zero.
7975 2016-10-14 Richard Biener <rguenther@suse.de>
7977 PR tree-optimization/77979
7978 * tree-vrp.c (compare_name_with_value): Handle released SSA names
7979 in the equivalency sets.
7980 (compare_names): Likewise.
7982 2016-10-14 Martin Liska <mliska@suse.cz>
7984 * builtins.h(target_char_cst_p): Declare the function.
7985 * builtins.c (fold_builtin_memchr): Remove.
7986 (target_char_cst_p): Move the function from gimple-fold.c.
7987 (fold_builtin_3): Do not call the function.
7988 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
7989 (gimple_fold_builtin): Call the function.
7990 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
7992 2016-10-14 Martin Liska <mliska@suse.cz>
7994 * builtins.c (fold_builtin_strcmp): Remove function.
7995 (fold_builtin_strncmp): Likewise.
7996 (fold_builtin_2): Remove call of the function.
7997 (fold_builtin_3): Likewise.
7998 * fold-const-call.c (fold_const_call): Add constant folding
7999 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8000 * fold-const-call.h (build_cmp_result): Declare the function.
8001 * gimple-fold.c (gimple_load_first_char): New function.
8002 (gimple_fold_builtin_string_compare): Likewise.
8003 (gimple_fold_builtin): Call the function.
8005 2016-10-14 Nathan Sidwell <nathan@acm.org>
8007 * gcov-io.c (gcov_open): Deconstify 'mode'.
8009 2016-10-14 Martin Liska <mliska@suse.cz>
8011 * fold-const.c (c_getstr): Support of properly \0-terminated
8012 string constants. New argument is added.
8013 * fold-const.h: New argument is added.
8015 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8017 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8019 (aarch64_print_hint_for_core): Likewise.
8020 (aarch64_print_hint_for_arch): Likewise.
8021 (aarch64_validate_march): Use it. Fix indentation in type signature.
8022 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8023 (aarch64_validate_mtune): Likewise.
8024 (aarch64_handle_attr_arch): Likewise.
8025 (aarch64_handle_attr_cpu): Likewise.
8026 (aarch64_handle_attr_tune): Likewise.
8028 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8030 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8033 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8035 * config/m68k/m68k.c (m68k_option_override): Check
8036 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8037 instead of stack_limit_rtx.
8039 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8041 * dwarf2out.c (gen_member_die): Handle inline static data member
8044 2016-10-13 Nathan Sidwell <nathan@acm.org>
8046 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8047 gcov_var.mode. Remove unnecessary fstat.
8049 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8052 * function.c (thread_prologue_and_epilogue_insns): Call all
8053 make_*logue_seq in the same order as traditional. Call them
8054 all a second time if shrink_wrapped_separate.
8056 2016-10-13 Marek Polacek <polacek@redhat.com>
8058 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8059 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8062 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8064 PR tree-optimization/77937
8065 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8066 to infinite when we have a pointer with an increment of -1.
8068 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8070 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8072 * memmodel.h: This file.
8073 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8074 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8075 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8076 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8077 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8078 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8079 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8080 compare-elim.c, config/aarch64/aarch64-builtins.c,
8081 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8082 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8083 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8084 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8085 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8086 config/darwin.c, config/epiphany/epiphany.c,
8087 config/epiphany/mode-switch-use.c,
8088 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8089 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8090 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8091 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8092 config/m68k/m68k.c, config/mcore/mcore.c,
8093 config/microblaze/microblaze.c, config/mmix/mmix.c,
8094 config/mn10300/mn10300.c, config/moxie/moxie.c,
8095 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8096 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8097 config/nds32/nds32-memory-manipulation.c,
8098 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8099 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8100 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8101 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8102 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8103 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8104 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8105 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8106 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8107 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8108 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8109 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8110 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8111 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8112 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8113 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8114 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8115 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8116 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8117 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8118 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8119 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8120 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8121 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8122 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8123 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8124 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8125 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8126 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8127 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8128 var-tracking.c, varasm.c: Include memmodel.h.
8129 * genattrtab.c (write_header): Include memmodel.h in generated file.
8130 * genautomata.c (main): Likewise.
8131 * gengtype.c (open_base_files): Likewise.
8132 * genopinit.c (main): Likewise.
8133 * genconditions.c (write_header): Include memmodel.h earlier in
8135 * genemit.c (main): Likewise.
8136 * genoutput.c (output_prologue): Likewise.
8137 * genpeep.c (main): Likewise.
8138 * genpreds.c (write_insn_preds_c): Likewise.
8139 * genrecog.c (write_header): Likewise.
8140 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8142 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8144 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8145 for new "compact" param of print_rtx_function. Check for "cinsn"
8147 * print-rtl-function.c (flag_compact): New decl.
8148 (print_rtx_function): Add param "compact" and use it to set
8149 flag_compact, adding a description of the effect to the leading
8150 comment, and updating the example output.
8151 * print-rtl.c (flag_compact): New variable.
8152 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8154 (print_rtx_operand_code_i): When printing source locations, wrap
8155 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8156 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8157 virtuals in compact mode.
8158 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8159 apart from in LABEL_REFs.
8160 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8161 Don't print basic block ids in compact mode.
8162 (print_rtx): In compact mode, prefix the code of insns with "c",
8163 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8164 * print-rtl.h (print_rtx_function): Add "compact" param.
8166 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8168 * arm.h (TARGET_VFP): Delete.
8169 (TARGET_VFPD32): Remove references to TARGET_VFP.
8170 (TARGET_VFP3, TARGET_VFP5): Likewise.
8171 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8172 (TARGET_NEON_FP16): Likewise.
8173 (TARGET_FMA): Likewise.
8174 (TARGET_CRYPTO): Likewise.
8175 (TARGET_NEON): Likewise.
8176 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8177 (FUNCTION_ARG_REGNO_P): Likewise.
8178 * arm.c (arm_option_check_internal): Likewise.
8179 (arm_option_override): Likewise.
8180 (use_return_insn): Likewise.
8181 (arm_function_value_regno_p): Likewise.
8182 (arm_apply_result_size): Likewise.
8183 (use_vfp_abi): Likewise.
8184 (arm_legitimate_address_outer_p): Likewise.
8185 (thumb2_legitimate_address_p): Likewise.
8186 (arm_legitimate_index_p): Likewise.
8187 (thumb2_legitimate_index_p): Likewise.
8188 (arm_legitimate_address): Likewise.
8189 (arm_get_vfp_saved_size): Likewise.
8190 (arm_emit_vfp_multi_reg_pop): Likewise.
8191 (arm_get_frame_offsets): Likewise.
8192 (arm_save_coproc_regs): Likewise.
8193 (arm_hard_regno_mode_ok): Likewise.
8194 (arm_expand_epilogue_apcs_frame): Likewise.
8195 (arm_expand_epilogue): Likewise.
8196 (arm_file_start): Likewise.
8197 (arm_conditional_register_usage): Likewise.
8198 (arm_validize_comparison): Use vfp_compare_operand directly.
8199 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8200 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8202 (arm_atomic_assign_expand_fenv): Likewise.
8203 * arm.md (divsf3): Likewise.
8204 (arm_negsi2): Likewise.
8206 (arm_movdi): Likewise.
8207 (arm_movt): Likewise.
8208 (cbranchsf4): Change predicate to vfp_compare_operand.
8209 (cbranchdf4): Change predicate to vfp_compare_operand.
8210 (cstorehf4): Change predicate to vfp_compare_operand.
8211 (cstoresf4): Change predicate to vfp_compare_operand.
8212 (cstoredf4): Change predicate to vfp_compare_operand.
8213 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8214 (movhi_insn_arch4, movhi_bytes): Likewise.
8215 * constraints.md (Dt): Likewise.
8217 * iterators.md (SDF): Likewise.
8218 * predicates.md (arm_float_compare_operand): Delete.
8219 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8221 (const_double_vcvt_power_of_two): Likewise.
8222 * thumb2.md thumb2_movsi_insn): Likewise.
8223 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8224 (movhf_vfp): Likewise.
8225 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8226 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8227 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8228 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8229 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8230 (subsf3_vfp, divsf3_vfp): Likewise.
8231 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8232 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8233 (mulsf3negsfsubsf_vfp): Likewise.
8234 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8235 (floatunssisf2, sqrtsf2_vfp): Likewise.
8236 (movcc_vfp): Likewise.
8237 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8238 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8239 (push_multi_vfp): Likewise.
8240 (set_fpscr, get_fpscr): Likewise.
8241 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8243 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8245 * arm.h (TARGET_VFP): Unconditionally define to 1.
8246 (arm_fpu_desc): Remove 'model' field.
8247 (TARGET_FPU_MODEL): Delete.
8248 * arm.c (all_fpus): Don't initialize the model field.
8249 (arm_can_inline_p): Don't check the FPU model.
8250 * arm-fpus.def: Remove redundant model field from all FPU
8253 2016-10-13 Richard Biener <rguenther@suse.de>
8256 * genmatch.c (struct capture): Add value_match member.
8257 (commutate): Preserve value_match.
8258 (lower_opt_convert): Likewise.
8259 (lower_cond): Likewise.
8260 (replace_id): Likewise.
8261 (struct dt_operand): Add value_match member.
8262 (decision_tree::cmp_node): Compare it.
8263 (decision_tree::insert_operand): Honor it when finding and
8264 when appending a DT_MATCH.
8265 (dt_operand::gen_match_op): Generate a type check after
8266 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8267 (parser::get_internal_capture_id): New helper.
8268 (parser::finish_match_operand): New function lowering @@<id>.
8269 (parser::parse_capture): Parse @@<id> as value-match.
8270 (parser::parse_expr): Use get_internal_capture_id.
8271 (parser::parse_simplify): Call finish_match_operand.
8272 (walk_captures): New helper.
8273 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8275 ((X /[ex] A) * A -> X): Likewise.
8276 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8277 convert[12] and value-matching.
8278 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8279 ((X | Y) | Y -> X | Y): Likewise.
8280 ((X ^ Y) ^ Y -> X): Likewise.
8281 (A - (A & B) -> ~B & A): Likewise.
8282 ((T)(P + A) - (T)P -> (T) A): Likewise.
8283 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8284 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8285 * doc/match-and-simplify.texi: Amend capture section.
8287 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8289 * config/arc/arc.md (umul_600): Remove predicated variant.
8290 (umul64_600): Likewise.
8292 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8294 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8296 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8298 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8299 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8300 no-overflow information to vect_do_peeling_for_loop_bound and
8301 vect_gen_vector_loop_niters.
8303 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8305 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8308 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8310 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8311 adjust_vec automatically.
8312 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8313 param exit_bb to guard_to.
8314 (slpeel_checking_verify_cfg_after_peeling):
8315 (set_prologue_iterations):
8316 (create_lcssa_for_virtual_phi): New func which is factored out from
8317 slpeel_tree_peel_loop_to_edge.
8318 (slpeel_tree_peel_loop_to_edge):
8319 (iv_phi_p): New func.
8320 (vect_can_advance_ivs_p): Call iv_phi_p.
8321 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8322 new gimple stmts in basic block.
8323 (vect_gen_niters_for_prolog_loop): Rename to...
8324 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8325 adjust implementation.
8326 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8327 sizetype if necessary.
8328 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8329 it to external function.
8330 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8331 (vect_gen_vector_loop_niters_mult_vf): New.
8332 (slpeel_update_phi_nodes_for_loops): New.
8333 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8334 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8335 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8336 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8337 tree-vect-loop-manip.c
8338 (vect_generate_tmps_on_preheader): Delete.
8339 (vect_transform_loop): Rename vectorization_factor to vf. Call
8340 vect_do_peeling instead of vect_do_peeling-* functions.
8341 * tree-vectorizer.h (vect_do_peeling): New decl.
8342 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8343 (vect_do_peeling_for_loop_bound): Delete.
8344 (vect_do_peeling_for_alignment): Delete.
8346 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8348 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8349 duplicated loop after its preheader and after the original loop.
8351 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8353 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8354 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8356 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8358 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8359 for live variable outside loop but not in lcssa form.
8361 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8363 * cfg.c (reset_original_copy_tables): New func.
8364 * cfg.h (reset_original_copy_tables): New decl.
8366 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8369 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8371 * varasm.c (default_binds_local_p_3): Formatting fix.
8373 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8375 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8377 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8378 Remove useless code.
8380 2016-10-13 Martin Liska <mliska@suse.cz>
8382 PR tree-optimization/77943
8383 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8384 a different EH landing pads.
8386 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8389 * hooks.h (hook_tree_void_null): Declare.
8390 * hooks.c (hook_tree_void_null): New function.
8391 * langhooks.c (lhd_return_null_tree_v): Remove.
8392 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8393 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8394 set y to const0_rtx.
8395 * function.c (stack_protect_epilogue): Likewise.
8396 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8397 if TARGET_THREAD_SSP_OFFSET is defined.
8398 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8399 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8400 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8401 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8402 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8403 (ix86_stack_protect_guard): New function.
8405 2016-10-13 Richard Biener <rguenther@suse.de>
8407 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8408 rtl_for_decl_init during early phase.
8409 (gen_variable_die): Do not create locations during early phase.
8410 (gen_label_die): Likewise.
8411 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8414 2016-10-12 Richard Biener <rguenther@suse.de>
8416 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8417 try_add_new_range and made to eturn new range.
8418 (evrp_dom_walker::before_dom_children): Push op1 value range before
8419 pushing op0 value range.
8421 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8423 PR tree-optimization/77937
8424 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8425 POINTER_TYPE_P on the candidate type to determine whether
8426 candidates in this chain require pointer arithmetic.
8428 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8430 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8431 correction if the type is smaller than a word.
8432 (visium_select_cc_mode): Add ... fall through ... comment.
8434 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8436 * config/rs6000/rs6000.c (machine_function): Add new fields
8437 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8438 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8439 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8440 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8441 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8442 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8443 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8444 (rs6000_get_separate_components): New function.
8445 (rs6000_components_for_bb): New function.
8446 (rs6000_disqualify_components): New function.
8447 (rs6000_emit_prologue_components): New function.
8448 (rs6000_emit_epilogue_components): New function.
8449 (rs6000_set_handled_components): New function.
8450 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8451 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8452 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8453 (rs6000_emit_epilogue): Don't emit GPR restores if
8454 gpr_is_wrapped_separately for that register. Don't make a
8455 REG_CFA_RESTORE note for registers we did not restore, either.
8457 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8459 * function.c (thread_prologue_and_epilogue_insns): Call
8460 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8461 if it has possibly changed. Compute the split_prologue_seq and
8462 epilogue_seq later, too.
8463 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8464 (dump_components): New function.
8465 (struct sw): New struct.
8467 (init_separate_shrink_wrap): New function.
8468 (fini_separate_shrink_wrap): New function.
8469 (place_prologue_for_one_component): New function.
8470 (spread_components): New function.
8471 (disqualify_problematic_components): New function.
8472 (emit_common_heads_for_components): New function.
8473 (emit_common_tails_for_components): New function.
8474 (insert_prologue_epilogue_for_components): New function.
8475 (try_shrink_wrapping_separate): New function.
8476 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8478 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8480 * regrename.c (build_def_use): Invalidate chains that have a
8481 REG_CFA_RESTORE on some instruction.
8483 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8485 * dce.c (delete_unmarked_insns): Don't delete instructions with
8486 a REG_CFA_RESTORE note.
8488 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8490 * common.opt (-fshrink-wrap-separate): New flag.
8491 * doc/invoke.texi: Document it.
8492 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8493 * doc/tm.texi: Regenerate.
8494 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8495 * target.def (shrink_wrap): New hook vector.
8496 (get_separate_components, components_for_bb, disqualify_components,
8497 emit_prologue_components, emit_epilogue_components,
8498 set_handled_components): New hooks.
8500 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8502 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8503 vector return by reference only if -Wpsabi.
8504 (rs6000_pass_by_reference): Similarly, for argument passing.
8506 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8508 * function-tests.c: Include "print-rtl.h".
8509 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8510 function, and verify what is dumped.
8511 * print-rtl-function.c (print_edge): New function.
8512 (begin_any_block): New function.
8513 (end_any_block): New function.
8514 (can_have_basic_block_p): New function.
8515 (print_rtx_function): Track the basic blocks of insns in the
8516 chain, wrapping those that are within blocks within "(block)"
8517 directives. Remove the "(cfg)" directive.
8519 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8521 * selftest.c (selftest::read_file): New function.
8522 (selftest::test_read_file): New function.
8523 (selftest::selftest_c_tests): Call test_read_file.
8524 * selftest.h (selftest::read_file): New decl.
8526 2016-10-12 Richard Biener <rguenther@suse.de>
8529 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8532 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8534 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8536 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8537 dwarf2out_assembly_start.
8539 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8541 * Makefile.in (SELFTEST_FLAGS): New variable.
8542 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8544 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8547 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8549 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8550 dumped in RTL dumps.
8552 2016-10-12 Martin Liska <mliska@suse.cz>
8554 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8555 (gimple_fold_builtin_memory_op): Use the function.
8556 (gimple_fold_builtin_strchr): Likewise.
8557 (gimple_fold_builtin_strcat): Likewise.
8558 (gimple_build): Likewise.
8560 2016-10-12 Nathan Sidwell <nathan@acm.org>
8562 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8564 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8566 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8567 equivalent 32-bit constant (modulo 2**32) when that yields
8568 smaller instructions.
8569 (size_of_int_loc_descriptor): Update accordingly.
8571 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8573 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8574 functions, call dwarf2out_decl on the parent function first.
8576 2016-10-12 Richard Biener <rguenther@suse.de>
8578 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8581 2016-10-12 Richard Biener <rguenther@suse.de>
8583 * tree-ssa-propagate.c
8584 (substitute_and_fold_dom_walker::before_dom_children): Do not
8585 ignore ASSERT_EXPRs but only preserve them.
8586 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8587 that have been propagated into.
8588 (vrp_finalize): Enable DCE for substitute_and_fold.
8590 2016-10-12 Richard Biener <rguenther@suse.de>
8592 PR tree-optimization/77920
8593 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8594 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8595 (simplify_abs_using_ranges): Likewise.
8596 (simplify_conversion_using_ranges): Likewise.
8597 (simplify_stmt_using_ranges): Adjust.
8599 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8601 PR tree-optimization/77929
8602 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8603 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8605 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8608 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8609 needs a base register for arg 1.
8611 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8613 * common.opt (Wimplicit-fallthrough) Turn into alias to
8614 -Wimplicit-fallthrough=3. Remove EnabledBy.
8615 (Wimplicit-fallthrough=): New option.
8616 * gimplify.c (warn_implicit_fallthrough_r): Use
8617 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8618 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8619 to -Wimplicit-fallthrough=3.
8620 (-Wimplicit-fallthrough=): Document.
8622 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8624 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8625 and GEU in DImode if TARGET_SUBXC.
8626 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8627 (seqdi<W:mode>_zero_subxc): Delete.
8628 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8629 (neg_seqdi<W:mode>_zero_vis3): Delete.
8630 (plus_seqdi<W:mode>_zero): Likewise.
8631 (minus_seqdi<W:mode>_zero): Likewise.
8632 (plus_plus_sltu<W:mode>): Accept only register.
8633 (addx<W:mode>): Likewise.
8634 (plus_sltu<W:mode>_vis3): Likewise.
8635 (plus_plus_sltu<W:mode>_vis3): Likewise.
8636 (neg_sgeu<W:mode>_vis3): Delete.
8637 (minus_sgeu<W:mode>_vis3): Likewise.
8638 (addxc<W:mode>): Accept only registers.
8639 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8640 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8641 (neg_plus_sltu<W:mode>_subxc): Likewise.
8642 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8643 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8644 (sgeu<W:mode>_insn_subxc): Delete.
8645 (plus_sgeu<W:mode>_subxc): Likewise.
8646 (subxc<W:mode>): Accept only register.
8647 (scc splitter): Split always GEU again.
8649 2016-10-11 Jeff Law <law@redhat.com>
8651 PR tree-optimization/77424
8652 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8653 dead conditionals. Assert that all e->aux fields are NULL.
8655 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8657 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8658 operand-printing "switch" statement into...
8659 (print_rtx_operand_code_0): ...this new function, ...
8660 (print_rtx_operand_code_e): ...this new function, ...
8661 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8662 (print_rtx_operand_code_i): ...this new function, ...
8663 (print_rtx_operand_code_r): ...this new function, ...
8664 (print_rtx_operand_code_u): ...this new function, ...
8665 (print_rtx_operand): ...and this new function.
8667 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8669 * config/alpha/alpha-passes.def: New file.
8670 * config/alpha/t-alpha: New file.
8671 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8672 (make_pass_handle_trap_shadows): New prototype.
8673 (make_pass_align_insns): Ditto.
8674 * config/alpha/alpha.c (alpha_option_override): Don't register
8676 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8678 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8681 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8682 distinct __ibm128 IBM extended double type if long doubles are
8683 128-bits and the default format for long double is IEEE 128-bit.
8685 2016-10-11 Richard Biener <rguenther@suse.de>
8687 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8688 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8689 (verify_die): New function.
8690 (dwarf2out_finish): Call it.
8691 (output_line_info): Handle case of -gsplit-dwarf without
8692 DWARF2_ASM_LINE_DEBUG_INFO.
8694 2016-10-11 Richard Biener <rguenther@suse.de>
8697 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8698 sub-chains of BLOCK_VARS and gimple_bind_vars.
8700 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8702 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8704 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8706 * config/sparc/sparc.opt (msubxc): New option.
8707 * doc/invoke.texi (SPARC options): Document it and tidy up.
8708 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8709 * doc/tm.texi: Regenerate.
8710 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8712 (CCX_NOOV): Rename into...
8716 * config/sparc/predicates.m (fcc_register_operand): Simplify.
8717 (fcc0_register_operand): Likewise.
8718 (icc_register_operand): New.
8719 (icc_or_fcc_register_operand): Simplify.
8720 (nz_comparison_operator): New.
8721 (c_comparison_operator): Likewise.
8722 (noov_compare_operator): Rename into...
8723 (icc_comparison_operator): ...this. Use above predicates.
8724 (noov_compare64_operator): Rename into...
8725 (v9_comparison_operator): ...this and tidy up.
8726 (fcc_comparison_operator): New.
8727 (icc_or_fcc_comparison_operator): Likewise.
8728 (v9_register_compare_operator): Rename info...
8729 (v9_register_comparison_operator): ...this.
8730 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
8731 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
8733 (sparc_fixed_condition_code_regs): New function.
8734 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
8735 renaming and add support for CCC/CCXC.
8736 (output_cbranch): Likewise.
8737 (sparc_print_operand): Likewise.
8738 (gen_v9_scc): Remove obsolete assertion.
8739 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
8740 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
8741 (output_cbcond): Remove bogus handling of CC modes.
8742 (sparc_register_move_cost): Return 100 for NO_REGS.
8743 * config/sparc/sparc.md (W): New mode iterator.
8744 (length): Adjust for noov_compare64_operator renaming.
8745 (cmpsi_sne): New instruction.
8746 (cmpdi_sne): Likewise.
8747 (seqdi_special): Delete.
8748 (seqdi_special): Likewise.
8749 (snesi<P:mode>_special): Likewise.
8750 (snedi_special): Likewise.
8751 (snedi_special_vis3): Likewise.
8752 (snesi patterns): Use W iterator.
8753 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
8754 (sltu patterns): Likewise.
8755 (sgeu patterns): Likewise.
8756 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
8757 (normal_branch): Use icc_comparison_operator predicate.
8758 (inverted_branch): Likewise.
8759 (cbcond_sp32): Use comparison_operator predicate.
8760 (cbcond_sp64): Likewise.
8761 (normal_int_branch_sp64): Adjust for renaming
8762 (inverted_int_branch_sp64): Likewise.
8763 (mov<I:mode>_cc_reg_sp64): Likewise.
8764 (movsf_cc_reg_sp6): Likewise.
8765 (movdf_cc_reg_sp64): Likewise.
8766 (movtf_cc_reg_hq_sp64): Likewise.
8767 (movtf_cc_reg_sp64): Likewise.
8768 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
8769 (movsf_cc_v9): Likewise.
8770 (movdf_cc_v9): Likewise.
8771 (movtf_cc_hq_v9): Likewise.
8772 (movtf_cc_v9): Likewise.
8773 (adddi3): Call gen_adddi3_sp32.
8774 (adddi3_insn_sp32): Rename to...
8775 (adddi3_sp32): ...this. Accept only register_operand as operand #1
8776 and use CCCmode for the carry.
8777 (addx_extend_sp32): Use CCCmode for the carry.
8778 (addx_extend_sp64): Delete.
8779 (adddi3_extend_sp32): Use CCCmode for the carry.
8780 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
8781 (subdi3): Call gen_subdi3_sp32.
8782 (subdi3_insn_sp32): Rename to...
8783 (subdi3_sp32): ...this and use CCmode for the carry.
8784 (subx_extend_sp32): Use CCCmode for the carry.
8785 (subx_extend_sp64): Delete.
8786 (subdi3_extend_sp32): Use CCmode for the carry.
8787 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
8788 (negdi3): Call gen_negdi3_sp32.
8789 (negdi3_sp32): Use CCCmode for the carry.
8790 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
8791 (cmp_nz_ashift_1): Use CCNZ mode.
8792 (cmp_nz_set_ashift_1): Likewise.
8793 (ctrapsi4): Use comparison_operator predicate.
8794 (ctrapdi4): Likewise.
8795 (trapsi_insn): Use icc_comparison_operator predicate.
8796 (trapdi_insn): Likewise.
8797 (edge8 patterns): Use CCNZmode.
8798 (edge16 patterns): Likewise.
8799 (edge32 patterns): Likewise.
8801 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8803 * config/visium/visium-modes.def (CC_NOOV): Rename into...
8805 (CC_BTST): Rename into...
8807 * config/visium/predicates.md (real_add_operand): New.
8808 (visium_btst_operator): Rename into...
8809 (visium_equality_comparison_operator): ...this.
8810 (visium_noov_operator): Rename into...
8811 (visium_nz_comparison_operator): ...this.
8812 (visium_c_comparison_operator): New.
8813 (visium_branch_operator): Adjust and deal with all CC modes.
8814 * config/visium/visium.c (visium_adjust_cost): Adjust.
8815 (visium_split_double_add): Use the *_set_carry patterns.
8816 (visium_select_cc_mode): Add support for CCC mode and adjust.
8817 (output_cbranch): Adjust and use the carry-based operators for
8818 floating-point comparisons.
8819 * config/visium/visium.md (flags_subst_arith): Adjust.
8820 (addsi3_insn_set_carry): New instruction.
8821 (subsi3_insn_set_carry): Likewise.
8822 (negsi2_insn_set_carry): Likewise.
8824 (cmp<mode>_sne): Likewise.
8825 (cbranch<mode>4): Use ordered_comparison_operator.
8826 (cbranch<mode>4_insn): Likewise.
8827 (cbranchsi4_btst_insn): Adjust.
8829 2016-10-11 Tom de Vries <tom@codesourcery.com>
8832 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
8835 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8837 * tree.h (build_complex_type): Add second parameter with default.
8838 * tree.c (build_complex_type): Add NAMED second parameter and adjust
8839 recursive call. Create a TYPE_DECL only if NAMED is true.
8840 (build_common_tree_nodes): Pass true in calls to build_complex_type.
8842 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
8844 New avr-passes.def to register AVR specific passes.
8846 * config/avr/avr-passes.def: New file.
8847 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
8848 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
8849 (make_avr_pass_recompute_note): New proto.
8850 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
8851 (avr_pass_recompute_notes): Use anonymous namespace.
8852 (avr_register_passes): Remove function...
8853 (avr_option_override): ...and its call.
8855 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
8857 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
8858 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
8859 PTF_AVOID_BRANCHLIKELY_SPEED for others.
8860 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
8862 * config/mips/mips.c (mips_option_override): Enable the branch
8863 likely depending on the tune flags and optimization level.
8864 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
8865 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
8866 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
8867 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
8869 2016-10-11 Richard Biener <rguenther@suse.de>
8871 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
8872 (output_function): Properly stream the whole block tree.
8873 * lto-streamer-in.c (input_function): Likewise.
8875 2016-10-11 Marek Polacek <polacek@redhat.com>
8877 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
8879 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8881 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
8882 (evrp_dom_walker::before_dom_children): Infer and push new value
8883 ranges for x in y < x.
8885 2016-10-10 Joseph Myers <joseph@codesourcery.com>
8888 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
8889 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8890 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8891 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
8892 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
8893 (IA64_NO_LIBGCC_TFMODE): Likewise.
8895 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8897 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
8900 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
8902 * config.gcc: Add aarch64-*-freebsd* support.
8903 * config.host: Likewise.
8904 * config/aarch64/aarch64-freebsd.h: New file.
8905 * config/aarch64/t-aarch64-freebsd: Ditto.
8907 2016-10-10 Jeff Law <law@redhat.com>
8909 PR tree-optimization/71947
8910 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
8911 B with A within a single statement.
8913 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8915 PR tree-optimization/77824
8916 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
8917 zero cost for copies.
8918 (find_candidates_dom_walker::before_dom_children): Replace
8919 MODIFY_EXPR with SSA_NAME.
8920 (replace_mult_candidate): Likewise.
8921 (replace_profitable_candidates): Likewise.
8923 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8925 * config/s390/s390.h: Wrap more macros args in brackets and fix
8927 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
8929 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
8931 2016-10-10 Andreas Schwab <schwab@suse.de>
8934 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
8935 pseudo is not DImode.
8937 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
8939 * common/config/arc/arc-common.c (arc_option_optimization_table):
8940 Remove compact casesi option.
8941 * config/arc/arc.c (arc_override_options): Use compact casesi
8942 option only for pre-ARCv2 cores.
8943 * doc/invoke.texi (mcompact-casesi): Update text.
8945 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8947 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
8948 Add macro to say we can efficiently handle overlapping unaligned
8950 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
8951 poor code for processors older than p8.
8953 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
8955 * gen-pass-instances.awk: Remove GNUism.
8957 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8959 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
8960 NULL of (*ipcp_transformations)][node->uid].
8962 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
8964 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
8965 (MALLOC_ABI_ALIGNMENT): Define.
8967 2016-10-09 Jakub Jelinek <jakub@redhat.com>
8969 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
8970 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
8971 VAR_OR_FUNCTION_DECL_P macros.
8972 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
8973 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
8974 chkp_find_bounds_1): Likewise.
8975 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
8976 * hsa-gen.c (get_symbol_for_decl): Likewise.
8977 * cgraphunit.c (check_global_declaration, analyze_functions,
8978 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
8980 * gimple-fold.c (can_refer_decl_in_current_unit_p,
8981 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
8983 * tree.c (set_decl_section_name, copy_node_stat,
8984 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
8985 merge_dllimport_decl_attributes, handle_dll_attribute,
8986 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
8987 verify_type): Likewise.
8988 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
8989 find_explicit_erroneous_behavior): Likewise.
8990 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
8991 * ipa.c (process_references): Likewise.
8992 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
8993 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
8994 notice_global_symbol, assemble_variable, mark_decl_referenced,
8995 build_constant_desc, output_constant_def_contents, do_assemble_alias,
8996 make_decl_one_only, default_section_type_flags,
8997 categorize_decl_for_section, default_encode_section_info): Likewise.
8998 * trans-mem.c (requires_barrier): Likewise.
8999 * gimple-expr.c (mark_addressable): Likewise.
9000 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9001 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9002 expand_debug_expr): Likewise.
9003 * tree-dump.c (dequeue_and_dump): Likewise.
9004 * ubsan.c (instrument_bool_enum_load): Likewise.
9005 * tree-pretty-print.c (print_declaration): Likewise.
9006 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9007 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9008 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9009 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9010 pass_build_ssa::execute): Likewise.
9011 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9012 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9014 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9016 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9017 can_be_nonlocal, remap_decls, copy_debug_stmt,
9018 initialize_inlined_parameters, add_local_variables,
9019 reset_debug_binding, replace_locals_op): Likewise.
9020 * dse.c (can_escape): Likewise.
9021 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9023 * tree-diagnostic.c (default_tree_printer): Likewise.
9024 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9025 unpack_ts_decl_with_vis_value_fields,
9026 lto_input_ts_decl_common_tree_pointers): Likewise.
9027 * builtins.c (builtin_save_expr, fold_builtin_expect,
9028 readonly_data_expr): Likewise.
9029 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9030 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9032 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9033 * gimplify.c (force_constant_size, gimplify_bind_expr,
9034 gimplify_decl_expr, gimplify_var_or_parm_decl,
9035 gimplify_compound_lval, gimplify_init_constructor,
9036 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9037 gimplify_type_sizes): Likewise.
9038 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9039 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9040 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9041 remove_unused_locals): Likewise.
9042 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9043 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9044 * function.c (instantiate_expr, instantiate_decls_1,
9045 setjmp_vars_warning, add_local_decl): Likewise.
9046 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9048 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9049 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9050 optimize_va_list_gpr_fpr_size): Likewise.
9051 * tree-nrv.c (pass_nrv::execute): Likewise.
9052 * tsan.c (instrument_expr): Likewise.
9053 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9054 * vtable-verify.c (verify_bb_vtables): Likewise.
9055 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9056 get_ref_base_and_extent): Likewise.
9057 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9059 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9060 analyze_all_variable_accesses): Likewise.
9061 * tree-nested.c (get_nonlocal_debug_decl,
9062 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9063 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9064 get_local_debug_decl, convert_local_omp_clauses,
9065 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9067 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9068 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9069 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9070 dbxout_symbol, dbxout_common_check): Likewise.
9071 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9072 string_constant): Likewise.
9073 * hsa.c (hsa_get_declaration_name): Likewise.
9074 * passes.c (rest_of_decl_compilation): Likewise.
9075 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9076 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9077 pack_ts_decl_with_vis_value_fields,
9078 write_ts_decl_common_tree_pointers): Likewise.
9079 * stor-layout.c (place_field): Likewise.
9080 * symtab.c (symtab_node::maybe_create_reference,
9081 symtab_node::verify_base, symtab_node::make_decl_local,
9082 symtab_node::copy_visibility_from,
9083 symtab_node::can_increase_alignment_p): Likewise.
9084 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9085 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9086 fortran_common, add_location_or_const_value_attribute,
9087 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9088 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9089 optimize_one_addr_into_implicit_ptr,
9090 optimize_location_into_implicit_ptr): Likewise.
9091 * gimple-low.c (record_vars_into): Likewise.
9092 * ipa-visibility.c (update_vtable_references): Likewise.
9093 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9095 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9096 DFS::DFS_write_tree_body, write_symbol): Likewise.
9097 * langhooks.c (lhd_warn_unused_global_decl,
9098 lhd_set_decl_assembler_name): Likewise.
9099 * attribs.c (decl_attributes): Likewise.
9100 * except.c (output_ttype): Likewise.
9101 * varpool.c (varpool_node::get_create, ctor_for_folding,
9102 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9103 * fold-const.c (fold_unary_loc): Likewise.
9104 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9105 ipa_find_agg_cst_from_init): Likewise.
9106 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9107 expand_omp_target, lower_omp_regimplify_p,
9108 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9109 find_link_var_op): Likewise.
9110 * tree-chrec.c (chrec_contains_symbols): Likewise.
9111 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9112 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9113 execute_fixup_cfg): Likewise.
9115 PR tree-optimization/77901
9116 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9117 if ranges[i].exp is SSA_NAME when looking for >= and only when
9118 ranges[i].exp is NULL or SSA_NAME when looking for the other
9121 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9123 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9124 (ipcp_param_lattices): Remove field alignment.
9125 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9126 (set_all_contains_variable): Remove call to
9127 ipcp_alignment_lattice::set_to_bottom.
9128 (initialize_node_lattices): Likewise.
9129 (propagate_alignment_accross_jump_function): Remove.
9130 (propagate_constants_accross_call): Remove call to
9131 propagate_alignment_accross_jump_function.
9132 (ipcp_store_alignment_results): Remove.
9133 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9134 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9135 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9136 pretty-printing of alignment jump function.
9137 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9138 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9139 alignments and remove computing ipa_alignment jump function.
9140 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9141 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9142 (ipa_read_jump_function): Remove reading of ipa_alignment.
9143 (write_ipcp_transformation_info): Remove streaming for alignment
9144 propagation summary.
9145 (read_ipcp_transformation_info): Remove reading of alignment
9146 propagation summary.
9147 (ipcp_update_alignments): Remove.
9148 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9150 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9151 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9152 * ipa-prop.h (ipa_alignment): Remove.
9153 (ipa_jump_func): Remove field alignment.
9154 (ipcp_transformation_summary): Remove field alignments.
9155 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9156 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9157 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9159 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9161 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9163 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9165 (visium_expand_fp_cstore): Likewise.
9167 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9169 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9170 * diagnostic.c (warning_at_rich_loc_n): New function.
9171 (diagnostic_n_impl_richloc): Likewise.
9172 (diagnostic_n_impl): Move most of the function to
9173 diagnostic_n_impl_richloc and call it.
9175 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9177 * gen-pass-instances.awk: Rewritten.
9178 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9179 $(PASSES_EXTRA) after passes.def to the script.
9180 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9181 * config/i386/i386-passes.def: New file.
9182 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9183 make_pass_stv): Declare.
9184 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9186 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9188 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9189 (pass_stv::timode_p): New non-static data member.
9190 (ix86_option_override): Don't register passes here.
9192 * doc/invoke.texi: Document accepting Else, fallthrough.
9194 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9197 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9198 FALLTHRU comment styles.
9200 2016-10-07 Andrew Pinski <apinski@cavium.com>
9202 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9203 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9204 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9206 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9208 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9210 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9211 (AARCH64_ARCH): Likewise.
9212 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9214 (AARCH64_CORE): Likewise.
9215 (AARCH64_ARCH): Likewise.
9216 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9217 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9218 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9219 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9220 (AARCH64_ARCH): Likewise.
9221 (AARCH64_CORE): Likewise.
9222 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9223 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9224 (AARCH64_CORE): Likewise.
9225 (AARCH64_ARCH): Likewise.
9227 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9229 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9230 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9231 floating point type infrastructre, and -mfloat128 that enables the
9232 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9233 if -mfloat128-type. Define __ibm128 to be long double by default.
9234 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9235 the IEEE 128-bit floating point type infrastructure should
9236 automatically be enabled.
9237 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9238 instead of -mfloat128 to enable KFmode.
9239 (rs6000_option_override_internal): Split the option -mfloat128
9240 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9241 systems, automatically set -mfloat128-type, but don't enable it on
9242 other operating systems. Move setting the long double size and
9243 IEEE quad support before the IEEE 128-bit floating point changes.
9244 (rs6000_init_builtins): Do not create a unique type for __ibm128
9245 if long double is IBM extended double, instead rely on __ibm128
9246 being defined as 'long double'. If -mfloat128-type and not
9247 -mfloat128, create the KFmode type with an undocumented __ieee128
9249 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9250 -mfloat128 for tests about the types, but keep tests for
9251 -mfloat128 to enable the keyword support.
9252 (rs6000_complex_function_value): Likewise.
9253 (rs6000_scalar_mode_supported_p): Likewise.
9254 (rs6000_floatn_mode): Likewise.
9255 (rs6000_c_mode_for_suffix): Likewise.
9256 (rs6000_opt_masks): Add -mfloat128-type.
9257 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9258 -mfloat128-type being split from -mfloat128. Add
9259 -mfloat128-hardware, which was missing.
9260 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9261 -mfloat128 and -mfloat128-type:
9262 (-mfloat128-type): Likewise.
9263 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9264 that 64-bit Linux systems with enable -mfloat128-type by default
9266 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9267 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9268 -mfloat128-type instead of -mfloat128.
9269 (FLOAT128_2REG_P): Likewise.
9270 (MASK_FLOAT128_TYPE): Likewise.
9271 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9272 (RS6000_BTM_FLOAT128): Likewise.
9273 (TARGET_FLOAT128): Poison old identifiers.
9274 (OPTION_MASK_FLOAT128): Likewise.
9275 (MASK_FLOAT128): Likewise.
9276 * config/rs6000/rs6000.md (FP): Likewise.
9277 (FLOAT128): Likewise.
9278 (fix_trunc<mode>di2): Likewise.
9279 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9280 (floatdi<mode>2): Likewise.
9281 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9282 (neg<mode>2, FLOAT128 iterator): Likewise.
9283 (abs<mode>2, FLOAT128 iterator): Likewise.
9284 (ieee_128bit_negative_zero): Likewise.
9285 (ieee_128bit_vsx_neg<mode>2): Likewise.
9286 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9287 (ieee_128bit_vsx_abs<mode>2): Likewise.
9288 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9289 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9290 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9291 (extendiftf2): Likewise.
9292 (extendifkf2): Likewise.
9293 (extendtfkf2): Likewise.
9294 (trunciftf2): Likewise.
9295 (truncifkf2): Likewise.
9296 (trunckftf2): Likewise.
9297 (trunctfif2): Likewise.
9298 (extendkftf2): Likewise.
9299 (trunctfkf2): Likewise.
9301 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9303 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9304 before merging in bytes to pass down to real_from_target.
9306 2016-10-07 Richard Biener <rguenther@suse.de>
9308 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9310 (substitute_and_fold_dom_walker::before_dom_children):
9311 Substitute and fold before pass specific folding to avoid
9312 feeding that with SSA names that will be later released.
9313 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9314 introduced by folding and visited by evaluate_stmt called during
9316 (likely_value): Likewise.
9317 (evaluate_stmt): Likewise.
9318 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9319 (simplify_div_or_mod_using_ranges): Likewise.
9320 (simplify_min_or_max_using_ranges): Likewise.
9321 (simplify_abs_using_ranges): Likewise.
9322 (simplify_conversion_using_ranges): Likewise.
9323 (simplify_float_conversion_using_ranges): Likewise.
9324 (simplify_stmt_using_ranges): Likewise.
9326 2016-10-07 Marek Polacek <polacek@redhat.com>
9328 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9329 FALLTHROUGH_LABEL_P here...
9330 (warn_implicit_fallthrough_r): ...not here.
9332 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9334 PR tree-optimization/77880
9335 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9338 2016-10-07 Marek Polacek <polacek@redhat.com>
9341 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9343 2016-10-07 Richard Biener <rguenther@suse.de>
9345 * bitmap.h: Document constraints on bitmap modification while
9348 2016-10-07 Richard Biener <rguenther@suse.de>
9350 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9351 * bitmap.h (bmp_iter_set): When advancing to the next element
9352 check that we didn't remove the current one.
9353 (bmp_iter_and): Likewise.
9354 (bmp_iter_and_compl): Likewise.
9355 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9356 we currently iterate on but keep a one-level queue.
9357 * sched-deps.c (remove_from_deps): Do not clear current bit
9358 but keep a one-level queue.
9360 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9362 PR tree-optimization/77664
9363 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9364 for the other ranges.
9365 (optimize_range_tests_diff): Fix up formatting.
9366 (optimize_range_tests_var_bound): New function.
9367 (optimize_range_tests): Use it.
9369 2016-10-07 Martin Liska <mliska@suse.cz>
9371 * coverage.c (build_gcov_exit_decl): Fix priority what
9372 should be really 99.
9374 2016-10-07 Richard Biener <rguenther@suse.de>
9376 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9377 vars in gimple_bind_vars but not in BLOCK_VARS.
9379 2016-10-07 Richard Biener <rguenther@suse.de>
9381 PR tree-optimization/77879
9382 * tree-ssa-structalias.c (handle_const_call): Properly handle
9384 (handle_pure_call): Likewise.
9386 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9388 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9389 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9392 2016-10-06 Andrew Pinski <apinski@cavium.com>
9394 * config/aarch64/aarch64-cores.def: Add a comment before each
9397 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9399 PR tree-optimization/77862
9400 * tree-vrp.c (add_equivalence): Use get_value_range so that
9401 num_vr_values is checked before accessing vr_values.
9403 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9405 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9408 2016-10-05 Jeff Law <law@redhat.com>
9410 PR tree-optimization/71661
9411 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9412 removal of a forwarder exposes a new natural loop.
9414 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9416 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9417 Introduce ssesuffix variable.
9418 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9419 (*<code><mode>3): Ditto.
9421 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9423 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9426 2016-10-06 Richard Biener <rguenther@suse.de>
9428 PR tree-optimization/77855
9429 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9430 instead of removing the current item while iterating over the set
9433 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9434 Eric Botcazou <ebotcazou@adacore.com>
9437 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9438 (classify_registers): Don't set it
9439 (function_arg_slotno): Don't initialize and test it. Tidy up.
9441 2016-10-06 Richard Biener <rguenther@suse.de>
9443 PR tree-optimization/77839
9444 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9447 2016-10-06 Martin Liska <mliska@suse.cz>
9449 * gcc.c: Set -fprofile-update=atomic when profiling is
9450 enabled and -pthread is set. Warn when one combines
9451 -pthread and -fprofile-update=single for an app using
9454 2016-10-06 Martin Liska <mliska@suse.cz>
9457 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9458 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9459 Initialize a pointer to NULL.
9460 (slsr_process_copy): Likewise.
9461 * input.c (location_get_source_line): Likewise.
9462 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9464 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9466 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9467 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9468 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9469 * config.gcc: Deleted pcommitintrin.h
9470 * config/i386/pcommitintrin.h: Deleted file.
9471 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9472 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9474 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9476 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9477 (PTA_PCOMMIT): Deleted define.
9478 (ix86_option_override_internal): Deleted handle of option.
9479 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9480 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9481 __builtin_ia32_pcommit): Deleted.
9482 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9483 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9484 (pcommit): Deleted instruction.
9485 * config/i386/i386.opt: Mention -mpcommit deprecation.
9486 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9488 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9491 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9492 Remove wrong assert.
9493 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9494 Use <round_constraint> as operand 1 constraint.
9496 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9499 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9500 (ubsan_instrument_float_cast): And not here.
9503 * ubsan.c (ubsan_ids): New GTY(()) array.
9504 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9505 instead of static local counters.
9507 2016-10-05 Martin Sebor <msebor@redhat.com>
9510 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9511 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9512 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9513 (default_printf_pointer_format): Define function.
9514 * targhooks.c (linux_printf_pointer_format): Define new function.
9515 * targhooks.h (linux_printf_pointer_format): Declare.
9516 (gnu_libc_printf_pointer_format): Remove declaration.
9518 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9520 * fold-const.c (native_encode_real): Fix logic for selecting offset
9521 to write to when BYTES_BIG_ENDIAN.
9523 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9525 * builtins.c (fold_builtin_strchr): Remove function.
9526 (fold_builtin_strrchr): Likewise.
9527 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9528 * gimple-fold.c (target_char_cst_p): New function.
9529 (gimple_fold_builtin_strchr) Add more foldings.
9530 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9532 2016-10-05 Richard Biener <rguenther@suse.de>
9535 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9536 capture ids in c-exprs.
9538 2016-10-05 Richard Biener <rguenther@suse.de>
9541 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9542 with types_match for GIMPLE code gen to handle type mismatched
9544 (dt_operand::gen): Adjust.
9545 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9548 2016-10-05 Richard Biener <rguenther@suse.de>
9550 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9552 2016-10-05 Richard Biener <rguenther@suse.de>
9555 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9557 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9559 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9560 version check to protect only DW_TAG_imported_module generation.
9562 2016-10-05 Richard Biener <rguenther@suse.de>
9565 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9567 2016-10-04 Ian Lance Taylor <iant@golang.org>
9569 * explow.c (allocate_dynamic_stack_space): Call
9570 do_pending_stack_adjust before handling flag_split_stack.
9572 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9574 * genattrtab.c (make_internal_attr): Supply dummy column number to
9577 * genoutput.c (init_insn_for_nothing): Likewise.
9578 * gensupport.c (add_define_attr): Likewise.
9579 * read-md.c (message_at_1): Print column number.
9580 (fatal_with_file_and_line): Likewise.
9581 (rtx_reader::read_char): Track column numbers.
9582 (rtx_reader::unread_char): Likewise.
9583 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9584 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9585 (rtx_reader::handle_file): Initialize m_read_md_colno.
9586 (rtx_reader::get_current_location): Supply column number to
9588 * read-md.h (struct file_location): Add field "colno".
9589 (file_location::file_location): Likewise.
9590 (rtx_reader::get_colno): New accessor.
9591 (rtx_reader::m_read_md_colno): New field.
9592 (rtx_reader::m_last_line_colno): New field.
9594 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9596 * doc/extend.texi (Java Exceptions): Remove.
9597 (java_interface): Remove.
9599 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9601 PR tree-optimization/77808
9602 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9603 and addr are different before copying points-to information.
9605 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9608 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9609 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9610 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9612 2016-10-04 Richard Biener <rguenther@suse.de>
9614 PR tree-optimization/77399
9615 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9616 verify the target can convert.
9618 2016-10-04 Richard Biener <rguenther@suse.de>
9621 * explow.c (plus_constant): Verify the mode of the constant
9622 pool offset before calling plus_constant.
9624 2016-10-04 Richard Biener <rguenther@suse.de>
9627 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9628 type support, mark with :C.
9629 (X / -X -> -1): Mark with :C.
9631 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9633 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9634 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9635 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9636 * doc/tm.texi: Regenerated.
9637 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9638 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9639 * config/darwin.h (JCR_SECTION_NAME): Remove.
9640 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9641 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9642 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9643 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9644 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9645 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9647 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9649 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9650 between "because" and "param" in dump message in call to fprintf.
9652 2016-10-03 Jeff Law <law@redhat.com>
9654 PR tree-optimization/71550
9655 PR tree-optimization/71403
9656 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9657 (profitable_jump_thread_path): Also return boolean indicating if
9658 the realized path will create an irreducible loop.
9659 Remove loop depth tests from 71403.
9660 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9661 from 71403. If threading will create an irreducible loop, then
9662 throw away loop iteration and related information.
9664 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9666 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9667 -Woverloaded-virtual checks for warning options.
9668 * configure: Regenerate.
9670 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9672 PR preprocessor/77699
9673 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9674 (get_next_line): Return false on error.
9675 (read_next_line): Removed, use get_next_line instead.
9676 (read_line_num): Don't copy the line.
9677 (location_get_source_line): Don't use static data.
9678 (selftest::test_reading_source_line): Add more test cases.
9680 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9683 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9685 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9686 (noce_process_if_block): Use it.
9688 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9690 * doc/invoke.texi: Update -Wint-in-bool-context.
9692 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9694 * dwarf2out.c (output_fde, output_call_frame_info,
9695 dwarf2out_do_cfi_startproc, set_indirect_string,
9696 gen_internal_sym, output_die, output_line_info): Use
9697 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9698 ASM_GENERATE_INTERNAL_LABEL output.
9700 2016-10-01 Richard Biener <rguenther@suse.de>
9703 * genmatch.c (get_operand_type): Add operand position arg
9704 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9705 (expr::gen_transform): Adjust.
9706 (dt_simplify::gen_1): Likewise.
9708 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9710 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9711 comments. Simplify asserts, remove unnecessary conditions.
9713 (*<code><mode>3): Likewise.
9715 2016-09-30 Jakub Jelinek <jakub@redhat.com>
9717 * doc/invoke.texi (-Wregister): Document.
9719 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
9721 * configure.ac: Split CHECKING_P into CHECKING_P and
9722 ENABLE_EXTRA_CHECKING.
9723 * configure: Regenerated.
9724 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
9725 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
9727 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
9730 * gcc.c (process_command): For @filename handling, output
9731 the correct name if the file does not exist.
9733 2016-09-30 Marek Polacek <polacek@redhat.com>
9735 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
9736 * config/alpha/predicates.md: Likewise.
9738 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9740 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9741 (noce_process_if_block): Use it.
9743 2016-09-30 Martin Liska <mliska@suse.cz>
9745 * doc/invoke.texi: Document asan-use-after-return that
9746 it's disabled by default in runtime.
9748 2016-09-30 Richard Biener <rguenther@suse.de>
9750 * tree-vrp.c (intersect_ranges): If we failed to handle
9751 the intersection choose a constant singleton range if available.
9753 2016-09-30 Richard Biener <rguenther@suse.de>
9755 PR tree-optimization/77399
9756 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
9757 float <-> int conversions.
9759 2016-09-30 Alan Modra <amodra@gmail.com>
9761 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
9763 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
9766 ext_level before calling CPUID with 0x80000008.
9767 Simplify xgetbv checks.
9769 2016-09-29 David Malcolm <dmalcolm@redhat.com>
9771 * Makefile.in (OBJS): Add print-rtl-function.o.
9772 * print-rtl-function.c: New file.
9773 * print-rtl.h (print_rtx_function): New decl.
9775 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
9778 * config/i386/cpuid.h (__get_cpuid_count): New.
9779 (__get_cpuid): Rename __level to __leaf.
9781 2016-09-29 Marek Polacek <polacek@redhat.com>
9783 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
9785 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
9788 * builtins.c (expand_builtin_memcmp): Don't swap args unless
9789 result is only being compared with zero.
9791 2016-09-29 Marek Polacek <polacek@redhat.com>
9793 * dwarf2out.c (loc_descriptor): Add fall through comment.
9794 (add_const_value_attribute): Likewise.
9796 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
9798 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
9799 with "v6t2". Move "arch" attribute above "pool_range".
9800 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
9802 (*thumb2_movhi_vfp): Likewise.
9803 (*arm_movhi_fp16): Likewise.
9804 (*thumb2_movhi_fp16): Likewise.
9805 (*arm_movsi_vfp): Remove "arch" attribute.
9806 (*thumb2_movsi_vfp): Likewise.
9808 2016-09-29 Martin Liska <mliska@suse.cz>
9810 * doc/extend.texi: Remove limitation of Objective C for
9811 __attribute__((constructor)) and __attribute__((destructor)).
9813 2016-09-29 Richard Biener <rguenther@suse.de>
9815 PR tree-optimization/77768
9816 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9817 Handle stores to readonly memory when removing redundant stores.
9819 2016-09-29 Richard Biener <rguenther@suse.de>
9822 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
9823 X / -X -> -1 simplifications.
9825 2016-09-29 Richard Biener <rguenther@suse.de>
9828 * match.pd: Add max(a,-a) -> abs(a) pattern.
9829 * tree-ssa-phiopt.c (minmax_replacement): Disable for
9830 HONOR_SIGNED_ZEROS types.
9832 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
9834 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
9835 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
9837 2016-09-29 Richard Biener <rguenther@suse.de>
9839 * tree-vrp.c (set_defs_to_varying): New helper avoiding
9840 writing to vr_const_varying.
9841 (vrp_initialize): Call it.
9842 (vrp_visit_stmt): Likewise.
9843 (evrp_dom_walker::before_dom_children): Likewise.
9845 2016-09-29 Richard Biener <rguenther@suse.de>
9847 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
9848 constructors with vector elements.
9850 2016-09-29 Richard Biener <rguenther@suse.de>
9852 PR tree-optimization/77768
9853 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
9854 with stores to a place we know has a constant value.
9856 2016-09-29 Alan Modra <amodra@gmail.com>
9858 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
9859 * doc/invoke.texi: Document it.
9860 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
9861 (rs6000_passes_float): Comment.
9862 (rs6000_passes_long_double): New static var.
9863 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
9864 (init_cumulative_args): Set up to emit fp .gnu_attribute for
9865 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
9866 to include fp values returned in vectors.
9867 Set rs6000_passes_long_double.
9868 (rs6000_function_arg_advance_1): Likewise for function args.
9869 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
9870 and SPE. Emit long double tag value too.
9871 (rs6000_opt_vars): Add gnu-attr.
9872 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
9873 * configure: Regenerate.
9874 * config.in: Regenerate.
9876 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9878 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
9880 (format_floating, format_string, format_directive,
9881 get_destination_size, pass_sprintf_length::handle_gimple_call):
9884 2016-09-28 Jakub Jelinek <jakub@redhat.com>
9886 * gimple-ssa-sprintf.c: Fix comment formatting.
9887 (format_integer): Use is_gimple_assign.
9888 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
9889 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
9890 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
9891 (pass_sprintf_length::execute): Use is_gimple_call.
9893 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9895 * gimple-fold.c (gimple_fold_builtin): After failing to fold
9896 strchr, also try the generic folding.
9898 2016-09-28 Martin Sebor <msebor@redhat.com>
9901 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9904 2016-09-28 Martin Sebor <msebor@redhat.com>
9907 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
9908 length modifier is not expected.
9909 (format_floating): Ignore l length modifier and fail gracefuly
9910 when it isn't one of the other expected ones.
9912 2016-09-28 Martin Sebor <msebor@redhat.com>
9915 * varasm.c (assemble_addr_to_section): Increase local buffer size.
9917 2016-09-27 Richard Biener <rguenther@suse.de>
9919 * dwarf2out.c (cu_die_list): New global.
9920 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
9921 main_comp_unit_die to cu_die_list if we created it.
9922 Move break_out_includes ...
9923 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
9926 2016-09-28 Richard Biener <rguenther@suse.de>
9928 * dwarf2out.c (struct die_struct): Add removed flag.
9929 (lookup_type_die): If the DIE is marked as removed, clear
9930 TYPE_SYMTAB_DIE and return NULL.
9931 (lookup_decl_die): If the DIE is marked as removed, remove it
9932 from the hash and return NULL.
9933 (mark_removed): New helper.
9934 (prune_unused_types_prune): Call it for removed DIEs.
9935 (gen_subprogram_die): Move the premark_used_types call to after
9936 DIEs for the functions scopes are generated.
9937 (process_scope_var): Do not re-create pruned types or type decls.
9938 Make sure to also re-parent type decls.
9939 (dwarf2out_finish): Move unused type pruning and debug_types
9941 (dwarf2out_early_finish): ... here.
9943 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9945 * config/arc/arc-c.c: New file.
9946 * config/arc/arc-c.def: Likewise.
9947 * config/arc/t-arc: Likewise.
9948 * config.gcc: Include arc-c.o as c and cpp object.
9949 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
9950 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
9951 arc_cpu_cpp_builtins.
9953 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
9955 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
9956 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
9958 2016-09-28 Nathan Sidwell <nathan@acm.org>
9960 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
9963 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
9965 PR tree-optimization/61056
9966 * gimple-fold.c (gimple_fold_builtin_strchr):
9967 New function to optimize strchr (s, 0) to strlen.
9968 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
9970 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
9972 PR tree-optimization/77724
9973 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
9974 Add tree_fits_shwi_p check.
9976 2016-09-27 Jakub Jelinek <jakub@redhat.com>
9978 * auto-inc-dec.c (try_merge): Remove break after return.
9979 * cselib.c (autoinc_split): Likewise.
9980 * explow.c (promote_mode): Likewise.
9981 * fixed-value.c (fixed_arithmetic): Likewise.
9982 * hsa.c (hsa_internal_fn::get_arity): Likewise.
9983 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
9984 * trans-mem.c (get_attrs_for): Likewise.
9985 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
9986 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
9987 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
9988 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
9989 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
9990 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
9991 * config/cris/cris.c (cris_op_str): Likewise.
9992 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
9993 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
9995 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
9997 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
9998 IFN_GOACC_REDUCTION_CODES): New.
9999 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10000 ifn_goacc_reduction_kind): Use them.
10001 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10002 of internal functions, when applicable.
10004 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10006 * config/mips/constraints.md (d): Fix documentation.
10007 * doc/md.texi (Machine Constraints): Update accordingly.
10009 2016-09-27 Richard Biener <rguenther@suse.de>
10011 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10012 cur_line_info_table initialization ...
10013 (dwarf2out_assembly_start): ... here.
10015 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10017 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10018 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10019 (*thumb2_movhi_vfp): Likewise.
10020 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10021 template. Expand predicable attribute to mark VMOV.F16 as not
10022 predicable. Add "arch" attribute.
10023 (*thumb2_movhi_fp16): Likewise.
10024 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10025 (*thumb2_movsi_vfp): Add "arch" attribute.
10027 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10029 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10032 2016-09-27 Marek Polacek <polacek@redhat.com>
10034 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10037 * config/c6x/c6x.h: Adjust fall through comment.
10038 * config/sh/sh.c (final_prescan_insn): Likewise.
10039 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10040 (visium_expand_fp_cstore): Likewise.
10042 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10044 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10045 expected by -Wimplicit-fallthrough.
10046 (thumb1_size_rtx_costs): Likewise.
10047 (thumb2_reorg): Likewise.
10048 (tls_mentioned_p): Add "Fall through" comment.
10049 (thumb2_reorg): Likewise.
10050 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10051 comment form expected by -Wimplicit-fallthrough.
10053 2016-09-27 Martin Liska <mliska@suse.cz>
10055 PR gcov-profile/46266
10056 * input.h (RESERVED_LOCATION_P): New macro.
10057 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10058 instread of comparison with UNKNOWN_LOCATION.
10060 2016-09-27 Richard Biener <rguenther@suse.de>
10062 PR tree-optimization/77745
10063 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10064 When removing redundant stores make sure to check compatibility
10065 of the TBAA state for downstream accesses.
10066 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10067 value-numbering virtual operands for store matches.
10069 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10072 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10073 movrt patterns. Match them before anything else in the SET case.
10075 2016-09-27 Martin Liska <mliska@suse.cz>
10077 PR gcov-profile/7970
10078 PR gcov-profile/16855
10079 PR gcov-profile/44779
10080 * coverage.c (build_gcov_exit_decl): New function.
10081 (coverage_obj_init): Call the function and generate __gcov_exit
10083 * doc/gcov.texi: Document when __gcov_exit function is called.
10085 2016-09-27 Marek Polacek <polacek@redhat.com>
10088 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10089 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10090 -Wno-error instead of -Wno-implicit-fallthrough.
10092 2016-09-27 Martin Liska <mliska@suse.cz>
10095 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10097 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10099 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10100 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10101 comments. Remove break after return.
10102 (ix86_fp_compare_code_to_integer, has_dispatch,
10103 ix86_simd_clone_usable): Remove break after return.
10105 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10107 PR rlt-optimization/77714
10108 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10111 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10114 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10115 extract_range_from_unary_expr to convert value_range.
10116 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10117 (extract_range_from_unary_expr): This.
10118 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10120 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10122 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10124 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10126 * config/i386/i386.c (ix86_print_operand)
10127 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10128 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10129 (epilogue_renumber): Likewise.
10131 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10133 PR middle-end/77719
10134 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10135 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10137 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10139 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10140 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10141 is_mm_seq_cst, is_mm_sync): Move to ...
10142 * memmodel.h: This. New file.
10143 * builtins.c: Include memmodel.h.
10144 * optabs.c: Likewise.
10145 * tsan.c: Likewise.
10146 * config/aarch64/aarch64.c: Likewise.
10147 * config/alpha/alpha.c: Likewise.
10148 * config/arm/arm.c: Likewise.
10149 * config/i386/i386.c: Likewise.
10150 * config/ia64/ia64.c: Likewise.
10151 * config/mips/mips.c: Likewise.
10152 * config/rs6000/rs6000.c: Likewise.
10153 * config/sparc/sparc.c: Likewise.
10154 * genconditions.c: Include memmodel.h in generated file.
10155 * genemit.c: Likewise.
10156 * genoutput.c: Likewise.
10157 * genpeep.c: Likewise.
10158 * genpreds.c: Likewise.
10159 * genrecog.c: Likewise.
10161 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10163 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10164 "c" instead when parsing characters. Move operand parsing into...
10165 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10166 and tightening the scope of various locals.
10168 2016-09-26 Liu Hao <lh_mouse@126.com>
10170 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10172 2016-09-26 Marek Polacek <polacek@redhat.com>
10174 * system.h: Use __has_attribute to check whether the fallthrough
10175 attribute is supported.
10177 2016-09-26 Marek Polacek <polacek@redhat.com>
10179 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10180 gimple_call_internal_p.
10181 * ipa-split.c (find_return_bb): Likewise.
10182 (execute_split_functions): Likewise.
10183 * omp-low.c (dump_oacc_loop_part): Likewise.
10184 (oacc_loop_xform_head_tail): Likewise.
10185 * predict.c (predict_loops): Likewise.
10186 * sanopt.c (pass_sanopt::execute): Likewise.
10187 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10188 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10189 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10190 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10191 (expand_ifn_va_arg): Likewise.
10192 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10193 (optimize_mask_stores): Likewise.
10194 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10195 (vect_transform_stmt): Likewise.
10196 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10197 * tsan.c (instrument_memory_accesses): Likewise.
10199 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10200 Alexander Monakov <amonakov@ispras.ru>
10202 * regrename.c (rename_chains): Check
10203 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10204 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10205 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10207 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10209 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10210 (s390_sched_score): Likewise.
10212 2016-09-26 Martin Liska <mliska@suse.cz>
10214 * doc/gcov.texi: Update program output of gcov tool.
10216 2016-09-26 Martin Liska <mliska@suse.cz>
10218 PR gcov-profile/23332
10219 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10220 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10221 * value-prof.c (dump_histogram_value): Do not handle
10222 HIST_TYPE_CONST_DELTA.
10223 (stream_in_histogram_value): Likewise.
10224 (gimple_find_values_to_profile): Likewise.
10225 * value-prof.h (enum hist_type): Likewise.
10227 2016-09-26 Martin Liska <mliska@suse.cz>
10229 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10230 from default sanitize recover values.
10231 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10232 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10233 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10235 * opts.c (finish_options): Do a generic loop over options
10236 that can be recovered.
10237 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10239 (common_handle_option): Likewise.
10240 * opts.h: Declare can_recover to sanitizer_opts_s.
10242 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10244 * target.def(elf_flags_numeric): Change documentation to present tense.
10245 * doc/tm.texi: Regenerate.
10247 2016-09-26 Marek Polacek <polacek@redhat.com>
10250 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10251 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10252 -Wno-switch-fallthrough.
10253 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10254 (expand_builtin): Likewise.
10255 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10256 * convert.c (convert_to_real_1): Likewise.
10257 (convert_to_integer_1): Likewise.
10258 * final.c (output_alternate_entry_point): Likewise.
10259 * genattrtab.c (make_canonical): Likewise.
10260 (write_test_expr): Likewise.
10261 * genpreds.c (validate_exp): Likewise.
10262 * gimple-ssa-strength-reduction.c
10263 (find_candidates_dom_walker::before_dom_children): Likewise.
10264 * godump.c (go_format_type): Likewise.
10265 * reload1.c (elimination_effects): Likewise.
10266 * resource.c (mark_referenced_resources): Likewise.
10267 (mark_set_resources): Likewise.
10268 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10269 * varasm.c (output_addressed_constants): Likewise.
10271 2016-09-26 Marek Polacek <polacek@redhat.com>
10274 * common.opt (Wimplicit-fallthrough): New option.
10275 * doc/extend.texi: Document statement attributes and the fallthrough
10277 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10278 * gimple.h (gimple_call_internal_p): New function.
10279 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10280 (struct label_entry): New struct.
10281 (find_label_entry): New function.
10282 (case_label_p): New function.
10283 (collect_fallthrough_labels): New function.
10284 (last_stmt_in_scope): New function.
10285 (should_warn_for_implicit_fallthrough): New function.
10286 (warn_implicit_fallthrough_r): New function.
10287 (maybe_warn_implicit_fallthrough): New function.
10288 (expand_FALLTHROUGH_r): New function.
10289 (expand_FALLTHROUGH): New function.
10290 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10291 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10292 (gimplify_label_expr): New function.
10293 (gimplify_case_label_expr): Set location.
10294 (gimplify_expr): Call gimplify_label_expr.
10295 * internal-fn.c (expand_FALLTHROUGH): New function.
10296 * internal-fn.def (FALLTHROUGH): New internal function.
10297 * langhooks.c (lang_GNU_OBJC): New function.
10298 * langhooks.h (lang_GNU_OBJC): Declare.
10299 * system.h (gcc_fallthrough): Define.
10300 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10301 * tree.h (FALLTHROUGH_LABEL_P): Define.
10303 2016-09-26 Richard Biener <rguenther@suse.de>
10305 * dwarf2out.c (stripattributes): Remove unused function.
10306 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10307 Push dwarf_split_debug_info handling into init_sections_and_labels.
10308 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10309 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10310 (debug_macinfo_section_name): New global.
10311 (output_macinfo): Use debug_macinfo_section_name.
10312 (init_sections_and_labels): Split out section and label generation
10313 from dwarf2out_init. Set debug_macinfo_section_name.
10314 (dwarf2out_init): Move text section label generation and emission
10316 (dwarf2out_assembly_start): ... here.
10317 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10320 2016-09-26 Richard Biener <rguenther@suse.de>
10323 * cgraphunit.c (analyze_functions): Before early removing
10324 global vars calls the late_global_decl debug handler mark
10325 the variable as readonly.
10327 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10330 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10331 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10332 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10333 declare new overloads.
10334 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10337 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10339 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10340 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10342 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10344 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10345 * configure: Regenerate.
10347 2016-09-24 Marek Polacek <polacek@redhat.com>
10350 * doc/invoke.texi: Document -Wbool-operation.
10352 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10354 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10355 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10356 cmpmemsi pattern to do builtin expansion of memcmp ().
10357 (compute_current_alignment): Add helper function for
10358 expand_block_compare used to compute alignment as the compare proceeds.
10359 (select_block_compare_mode): Used by expand_block_compare to select
10360 the mode used for reading the next chunk of bytes in the compare.
10361 (do_load_for_compare): Used by expand_block_compare to emit the load
10362 insns for the compare.
10363 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10364 reference from expand_block_compare ().
10365 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10366 prototype for this function.
10367 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10368 target option for controlling how much code inline expansion of
10369 memcmp() will be allowed to generate.
10371 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10373 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10374 hook_bool_mode_false, hook_bool_mode_true,
10375 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10376 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10377 hook_bool_const_rtx_insn_const_rtx_insn_true,
10378 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10379 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10380 hook_bool_const_tree_hwi_hwi_const_tree_false,
10381 hook_bool_const_tree_hwi_hwi_const_tree_true,
10382 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10383 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10384 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10385 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10386 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10387 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10388 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10389 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10390 hook_bool_uintp_uintp_false,
10391 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10392 hook_rtx_tree_int_null, hook_uint_mode_0,
10393 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10394 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10395 hook_constcharptr_const_rtx_insn_null,
10396 hook_constcharptr_const_tree_const_tree_null,
10397 hook_constcharptr_int_const_tree_null,
10398 hook_constcharptr_int_const_tree_const_tree_null,
10399 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10400 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10401 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10403 * vec.h (vNULL): Extend comment to say = vNULL initialization
10404 isn't needed for static vars.
10406 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10407 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10408 = vNULL initialization of file scope vec.
10409 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10410 disabled_pass_uid_range_tab): Likewise.
10411 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10412 * tree-chkp-opt.c (check_infos): Likewise.
10413 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10415 * vec.h (vnull::operator vec): Add constexpr keyword for
10418 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10420 PR tree-optimization/77654
10421 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10422 to duplicate_ssa_name_ptr_info.
10424 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10426 PR preprocessor/77672
10427 * input.c (selftest::test_lexer_string_locations_simple): Update
10428 test to expect location information of the terminator character
10429 at the location of the final closing quote.
10430 (selftest::test_lexer_string_locations_hex): Likewise.
10431 (selftest::test_lexer_string_locations_oct): Likewise.
10432 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10433 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10434 (selftest::test_lexer_string_locations_ucn4): Likewise.
10435 (selftest::test_lexer_string_locations_ucn8): Likewise.
10436 (selftest::test_lexer_string_locations_u8): Likewise.
10437 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10438 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10439 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10440 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10441 (selftest::test_lexer_string_locations_macro): Likewise.
10442 (selftest::test_lexer_string_locations_long_line): Likewise.
10444 2016-09-23 Richard Biener <rguenther@suse.de>
10446 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10447 virtual definition to virtual use if the call devirtualizes
10448 to a const or pure function.
10449 (visit_use): Also visit calls we can devirtualize to a
10450 const or pure function.
10452 2016-09-23 Richard Biener <rguenther@suse.de>
10454 PR tree-optimization/77697
10455 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10456 signal error if we have sth ternary or unhandled.
10458 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10460 * config/arm/arm_neon.h (vabd_f16): New.
10494 (vcvt_f16_s16): New.
10495 (vcvt_f16_u16): New.
10496 (vcvt_s16_f16): New.
10497 (vcvt_u16_f16): New.
10498 (vcvtq_f16_s16): New.
10499 (vcvtq_f16_u16): New.
10500 (vcvtq_s16_f16): New.
10501 (vcvtq_u16_f16): New.
10502 (vcvta_s16_f16): New.
10503 (vcvta_u16_f16): New.
10504 (vcvtaq_s16_f16): New.
10505 (vcvtaq_u16_f16): New.
10506 (vcvtm_s16_f16): New.
10507 (vcvtm_u16_f16): New.
10508 (vcvtmq_s16_f16): New.
10509 (vcvtmq_u16_f16): New.
10510 (vcvtn_s16_f16): New.
10511 (vcvtn_u16_f16): New.
10512 (vcvtnq_s16_f16): New.
10513 (vcvtnq_u16_f16): New.
10514 (vcvtp_s16_f16): New.
10515 (vcvtp_u16_f16): New.
10516 (vcvtpq_s16_f16): New.
10517 (vcvtpq_u16_f16): New.
10518 (vcvt_n_f16_s16): New.
10519 (vcvt_n_f16_u16): New.
10520 (vcvtq_n_f16_s16): New.
10521 (vcvtq_n_f16_u16): New.
10522 (vcvt_n_s16_f16): New.
10523 (vcvt_n_u16_f16): New.
10524 (vcvtq_n_s16_f16): New.
10525 (vcvtq_n_u16_f16): New.
10533 (vmaxnmq_f16): New.
10537 (vminnmq_f16): New.
10539 (vmul_lane_f16): New.
10542 (vmulq_lane_f16): New.
10543 (vmulq_n_f16): New.
10550 (vrecpeq_f16): New.
10563 (vrsqrte_f16): New.
10564 (vrsqrteq_f16): New.
10566 (vrecpsq_f16): New.
10567 (vrsqrts_f16): New.
10568 (vrsqrtsq_f16): New.
10572 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10574 * config.gcc (extra_headers): Add arm_fp16.h
10575 * config/arm/arm_fp16.h: New.
10576 * config/arm/arm_neon.h: Include "arm_fp16.h".
10578 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10580 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10582 (vmulf): New (v8hf, v4hf variants).
10583 (vfma): New (v8hf, v4hf variants).
10584 (vfms): New (v8hf, v4hf variants).
10585 (vsub): New (v8hf, v4hf variants).
10586 (vcage): New (v8hf, v4hf variants).
10587 (vcagt): New (v8hf, v4hf variants).
10588 (vcale): New (v8hf, v4hf variants).
10589 (vcalt): New (v8hf, v4hf variants).
10590 (vceq): New (v8hf, v4hf variants).
10591 (vcgt): New (v8hf, v4hf variants).
10592 (vcge): New (v8hf, v4hf variants).
10593 (vcle): New (v8hf, v4hf variants).
10594 (vclt): New (v8hf, v4hf variants).
10595 (vceqz): New (v8hf, v4hf variants).
10596 (vcgez): New (v8hf, v4hf variants).
10597 (vcgtz): New (v8hf, v4hf variants).
10598 (vcltz): New (v8hf, v4hf variants).
10599 (vclez): New (v8hf, v4hf variants).
10600 (vabd): New (v8hf, v4hf variants).
10601 (vmaxf): New (v8hf, v4hf variants).
10602 (vmaxnm): New (v8hf, v4hf variants).
10603 (vminf): New (v8hf, v4hf variants).
10604 (vminnm): New (v8hf, v4hf variants).
10605 (vpmaxf): New (v4hf variant).
10606 (vpminf): New (v4hf variant).
10607 (vpadd): New (v4hf variant).
10608 (vrecps): New (v8hf, v4hf variants).
10609 (vrsqrts): New (v8hf, v4hf variants).
10610 (vabs): New (v8hf, v4hf variants).
10611 (vneg): New (v8hf, v4hf variants).
10612 (vrecpe): New (v8hf, v4hf variants).
10613 (vrnd): New (v8hf, v4hf variants).
10614 (vrnda): New (v8hf, v4hf variants).
10615 (vrndm): New (v8hf, v4hf variants).
10616 (vrndn): New (v8hf, v4hf variants).
10617 (vrndp): New (v8hf, v4hf variants).
10618 (vrndx): New (v8hf, v4hf variants).
10619 (vrsqrte): New (v8hf, v4hf variants).
10620 (vmul_lane): Add v4hf and v8hf variants.
10621 (vmul_n): Add v4hf and v8hf variants.
10622 (vext): New (v8hf, v4hf variants).
10623 (vcvts): New (v8hi, v4hi variants).
10624 (vcvts): New (v8hf, v4hf variants).
10625 (vcvtu): New (v8hi, v4hi variants).
10626 (vcvtu): New (v8hf, v4hf variants).
10627 (vcvts_n): New (v8hf, v4hf variants).
10628 (vcvtu_n): New (v8hi, v4hi variants).
10629 (vcvts_n): New (v8hi, v4hi variants).
10630 (vcvtu_n): New (v8hf, v4hf variants).
10631 (vbsl): New (v8hf, v4hf variants).
10632 (vcvtas): New (v8hf, v4hf variants).
10633 (vcvtau): New (v8hf, v4hf variants).
10634 (vcvtms): New (v8hf, v4hf variants).
10635 (vcvtmu): New (v8hf, v4hf variants).
10636 (vcvtns): New (v8hf, v4hf variants).
10637 (vcvtnu): New (v8hf, v4hf variants).
10638 (vcvtps): New (v8hf, v4hf variants).
10639 (vcvtpu): New (v8hf, v4hf variants).
10641 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10643 * config/arm/arm-builtins.c (hf_UP): New.
10645 (vfp_builtin_data): New. Update comment.
10646 (enum arm_builtins): Include "arm_vfp_builtins.def".
10647 (ARM_BUILTIN_VFP_PATTERN_START): New.
10648 (arm_init_vfp_builtins): New.
10649 (arm_init_builtins): Add arm_init_vfp_builtins.
10650 (arm_expand_vfp_builtin): New.
10651 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10653 * config/arm/arm_vfp_builtins.def: New file.
10654 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10655 (arm-builtins.o): Likewise.
10657 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10660 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10661 from constant while creating value range.
10663 2016-09-23 Renlin Li <renlin.li@arm.com>
10665 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10666 (ira_init_once): Here.
10668 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10669 Jakub Jelinek <jakub@redhat.com>
10671 * hooks.h (hook_uint_uintp_false): Rename to...
10672 (hook_bool_uint_uintp_false): ... this.
10673 * hooks.c (hook_uint_uintp_false): Rename to...
10674 (hook_bool_uint_uintp_false): ... this.
10675 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10676 instead of hook_uint_uintp_false.
10678 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10680 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10681 (arm_init_builtins): Move body of a loop to the standalone
10682 function arm_init_neon_builtin.
10683 (arm_expand_neon_builtin_1): New. Update comment. Function body
10684 moved from arm_neon_builtin with some white-space fixes.
10685 (arm_expand_neon_builtin): Move code into the standalone function
10686 arm_expand_neon_builtin_1.
10688 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10690 * config/arm/iterators.md (VCVTHI): New.
10691 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10692 (NEON_VAGLTE): New.
10693 (VFM_LANE_AS): New.
10695 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10696 (V_HALF): Add V4HF. Fix white-space.
10697 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10698 (V_s_elem): Likewise.
10699 (V_sz_elem): Fix white-space.
10700 (V_elem_ch): Likewise.
10702 (scalar_mul_constraint): Add V8HF and V4HF.
10703 (Is_float_mode): Fix white-space.
10704 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10705 (q): Add HF. Fix white-space.
10708 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10709 (neon_vfm_lane_as): New.
10710 * config/arm/neon.md (add<mode>3_fp16): New.
10711 (sub<mode>3_fp16): New.
10712 (mul<mode>3add<mode>_neon): New.
10713 (fma<VH:mode>4_intrinsic): New.
10714 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
10715 (fmsub<VH:mode>4_intrinsic): New.
10716 (<absneg_str><mode>2): New.
10717 (neon_v<absneg_str><mode>): New.
10718 (neon_v<fp16_rnd_str><mode>): New.
10719 (neon_vrsqrte<mode>): New.
10720 (neon_vpaddv4hf): New.
10721 (neon_vadd<mode>): New.
10722 (neon_vsub<mode>): New.
10723 (neon_vmulf<mode>): New.
10724 (neon_vfma<VH:mode>): New.
10725 (neon_vfms<VH:mode>): New.
10726 (neon_vc<cmp_op><mode>): New.
10727 (neon_vc<cmp_op><mode>_fp16insn): New
10728 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
10729 (neon_vca<cmp_op><mode>): New.
10730 (neon_vca<cmp_op><mode>_fp16insn): New.
10731 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
10732 (neon_vc<cmp_op>z<mode>): New.
10733 (neon_vabd<mode>): New.
10734 (neon_v<maxmin>f<mode>): New.
10735 (neon_vp<maxmin>fv4hf: New.
10736 (neon_<fmaxmin_op><mode>): New.
10737 (neon_vrecps<mode>): New.
10738 (neon_vrsqrts<mode>): New.
10739 (neon_vrecpe<mode>): New (VH variant).
10740 (neon_vdup_lane<mode>_internal): New.
10741 (neon_vdup_lane<mode>): New.
10742 (neon_vcvt<sup><mode>): New (VCVTHI variant).
10743 (neon_vcvt<sup><mode>): New (VH variant).
10744 (neon_vcvt<sup>_n<mode>): New (VH variant).
10745 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
10746 (neon_vcvt<vcvth_op><sup><mode>): New.
10747 (neon_vmul_lane<mode>): New.
10748 (neon_vmul_n<mode>): New.
10749 * config/arm/unspecs.md (UNSPEC_VCALE): New
10750 (UNSPEC_VCALT): New.
10751 (UNSPEC_VFMA_LANE): New.
10752 (UNSPECS_VFMS_LANE): New.
10754 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10756 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
10757 ("*extzv<mode><clobbercc_or_nocc>"):
10758 Correct a typo in a comment.
10760 ("*insv<mode>_zEC12", "*insv<mode>_z10")
10761 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
10762 ("*insv<mode>_zEC12_appendbitsleft")
10763 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
10764 ("*insv<mode>_z10_appendbitsleft"): Ditto.
10765 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
10766 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
10767 Provide pattern with operands switched.
10768 ("*pre_z10_extv<mode>"):
10769 Use new subst patterns.
10770 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
10771 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
10772 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
10773 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
10774 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
10775 ("*<risbg_n>_sidi_ior_and_lshiftrt")
10776 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
10778 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
10779 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10780 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
10782 ("SINT"): New mode_iterator with SI, HI, QI.
10783 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
10784 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
10787 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10789 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
10790 new interface of s390_contiguous_bitmask_p.
10791 ("contiguous_bitmask_nowrap_operand"): New predicate.
10792 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
10793 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
10794 of s390_contiguous_bitmask_p.
10795 ("NxxDw"): Rename NxxDq constraint to NxxDw.
10796 ("NxxSw"): New constraint.
10797 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
10798 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
10800 (s390_contiguous_bitmask_nowrap_p): Export.
10801 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
10802 former s390_contiguous_bitmask_p.
10803 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
10804 detect contiguous bit ranges with wraparound. Change signature to
10805 return START and END position instead of POS and LENGTH.
10806 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
10807 ranges with wraparound.
10808 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
10809 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
10810 Adapt to new signature of s390_contiguous_bitmask_p.
10812 2016-09-23 Bin Cheng <bin.cheng@arm.com>
10814 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
10815 (create_intersect_range_checks): New.
10816 (vect_create_cond_for_alias_checks): Call above function.
10818 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10820 * config/arm/iterators.md (Code iterators): Fix some white-space
10824 (FCVT): Moved from vfp.md.
10825 (VCVT_HF_US_N): New.
10826 (VCVT_SI_US_N): New.
10831 (FCVTI32typename): Moved from vfp.md.
10832 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
10833 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
10834 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
10835 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
10836 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
10838 (fp16_rnd_str): New.
10839 (fp16_rnd_insn): New.
10840 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
10841 (UNSPEC_VCVT_HF_U_N): New.
10842 (UNSPEC_VCVT_SI_S_N): New.
10843 (UNSPEC_VCVT_SI_U_N): New.
10844 (UNSPEC_VCVTH_S): New.
10845 (UNSPEC_VCVTH_U): New.
10846 (UNSPEC_VCVTA_S): New.
10847 (UNSPEC_VCVTA_U): New.
10848 (UNSPEC_VCVTM_S): New.
10849 (UNSPEC_VCVTM_U): New.
10850 (UNSPEC_VCVTN_S): New.
10851 (UNSPEC_VCVTN_U): New.
10852 (UNSPEC_VCVTP_S): New.
10853 (UNSPEC_VCVTP_U): New.
10854 (UNSPEC_VCVTP_S): New.
10855 (UNSPEC_VCVTP_U): New.
10856 (UNSPEC_VRND): New.
10857 (UNSPEC_VRNDA): New.
10858 (UNSPEC_VRNDI): New.
10859 (UNSPEC_VRNDM): New.
10860 (UNSPEC_VRNDN): New.
10861 (UNSPEC_VRNDP): New.
10862 (UNSPEC_VRNDX): New.
10863 * config/arm/vfp.md (<absneg_str>hf2): New.
10864 (neon_vabshf): New.
10865 (neon_v<fp16_rnd_str>hf): New.
10866 (neon_vrndihf): New.
10871 (*mulsf3neghf_vfp): New.
10872 (*negmulhf3_vfp): New.
10873 (*mulsf3addhf_vfp): New.
10874 (*mulhf3subhf_vfp): New.
10875 (*mulhf3neghfaddhf_vfp): New.
10876 (*mulhf3neghfsubhf_vfp): New.
10878 (neon_vfmahf): New.
10879 (fmsubhf4_fp16): New.
10880 (neon_vfmshf): New.
10883 (neon_vsqrthf): New.
10884 (neon_vrsqrtshf): New.
10885 (FCVT): Move to iterators.md.
10886 (FCVTI32typename): Likewise.
10887 (neon_vcvth<sup>hf): New.
10888 (neon_vcvth<sup>si): New.
10889 (neon_vcvth<sup>_nhf_unspec): New.
10890 (neon_vcvth<sup>_nhf): New.
10891 (neon_vcvth<sup>_nsi_unspec): New.
10892 (neon_vcvth<sup>_nsi): New.
10893 (neon_vcvt<vcvth_op>h<sup>si): New.
10894 (neon_<fmaxmin_op>hf): New.
10896 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10898 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
10899 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
10900 ("*insv<mode>_zEC12_appendbitsleft")
10901 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
10902 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
10904 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10906 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
10907 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
10908 construct values without normalization.
10909 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
10910 static local lhs_ops to vNULL.
10912 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10913 Jiong Wang <jiong.wang@arm.com>
10915 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
10916 available when FP16 instructions are available.
10917 (output_move_vfp): Add support for 16-bit data moves.
10918 (arm_validize_comparison): Fix some white-space. Support HFmode
10919 by conversion to SFmode.
10920 * config/arm/arm.md (truncdfhf2): Fix a comment.
10921 (extendhfdf2): Likewise.
10923 (movsicc): Fix some white-space.
10925 (movsfcc): Fix some white-space.
10927 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
10928 instructions are available.
10929 (*thumb2_movhi_vfp): Likewise.
10930 (*arm_movhi_fp16): New.
10931 (*thumb2_movhi_fp16): New.
10932 (*movhf_vfp_fp16): New.
10933 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
10934 (*movhf_vfp): Likewise.
10935 (extendhfsf2): Enable when VFP FP16 instructions are available.
10936 (truncsfhf2): Enable when VFP FP16 instructions are available.
10938 2016-09-23 Martin Liska <mliska@suse.cz>
10940 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
10942 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10944 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
10946 (arm_evpc_neon_vtrn): Likewise.
10947 (arm_evpc_neon_vrev): Likewise.
10948 (arm_evpc_neon_vext): Likewise.
10949 * config/arm/arm_neon.h (vbsl_f16): New.
10952 (vdupq_n_f16): New.
10953 (vdup_lane_f16): New.
10954 (vdupq_lane_f16): New.
10958 (vmovq_n_f16): New.
10960 (vrev64q_f16): New.
10967 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
10968 (vdup_lane): New (v8hf, v4hf variants).
10969 (vext): New (v8hf, v4hf variants).
10970 (vbsl): New (v8hf, v4hf variants).
10971 * config/arm/iterators.md (VDQWH): New.
10973 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
10974 (Scalar_mul_8_16): Fix white-space.
10975 (Is_d_reg): Add V4HF and V8HF.
10976 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
10977 (neon_vdup_lane<mode>): New.
10978 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
10979 (*neon_vtrn<mode>_insn): Likewise.
10980 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
10981 (*neon_vzip<mode>_insn): Likewise
10982 (neon_vuzp<mode>_internal): Likewise.
10983 (*neon_vuzp<mode>_insn): Likewise
10984 * config/arm/vec-common.md (vec_perm_const<mode>): New.
10986 2016-09-23 Jiong Wang <jiong.wang@arm.com>
10987 Matthew Wahab <matthew.wahab@arm.com>
10989 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
10990 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
10991 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
10992 available. Also fix some white-space.
10993 * config/arm/vfp.md (*arm_movhi_vfp): New.
10994 (*thumb2_movhi_vfp): New.
10996 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10998 * config/arm/arm-c.c (arm_cpu_builtins): Define
10999 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11000 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11002 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11004 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11005 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11006 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11007 arm_v8_2a_fp16_neon_hw.
11008 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11011 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11013 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11014 arm_fp16_alternative_ok and arm_fp16_none_ok.
11016 2016-09-23 Martin Liska <mliska@suse.cz>
11018 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11020 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11022 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11023 ("armv8.2-a"): New.
11024 ("armv8.2-a+fp16"): New.
11025 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11026 (FL2_FP16INST): New.
11027 (FL2_FOR_ARCH8_2A): New.
11028 * config/arm/arm-tables.opt: Regenerate.
11029 * config/arm/arm.c (arm_arch8_2): New.
11030 (arm_fp16_inst): New.
11031 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11032 for incompatible fp16-format settings.
11033 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11034 (TARGET_NEON_FP16INST): New.
11035 (arm_arch8_2): Declare.
11036 (arm_fp16_inst): Declare.
11037 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11038 march=armv8.2-a and march=armv8.2-a+fp16.
11039 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11040 and armv8.2-a+fp16.
11041 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11042 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11044 2016-09-23 Martin Liska <mliska@suse.cz>
11046 * doc/extend.texi: Remove fused-madd from i386 target options.
11048 2016-09-23 Martin Liska <mliska@suse.cz>
11050 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11053 2016-09-23 Martin Liska <mliska@suse.cz>
11055 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11058 2016-09-23 Martin Liska <mliska@suse.cz>
11061 * config/i386/i386.c (ix86_option_override_internal): Change
11062 signature and return false when there's an error related to
11064 (release_options_strings): New function.
11065 (ix86_valid_target_attribute_tree): Call the function.
11067 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11069 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11070 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11071 (gen_hsa_ctor_assignment): Likewise.
11072 * print-tree.c (print_node): Likewise.
11073 * tree-dump.c (dequeue_and_dump): Likewise.
11074 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11075 * expr.c (store_constructor): Likewise.
11076 * fold-const.c (operand_equal_p): Likewise.
11077 * tree-pretty-print.c (dump_generic_node): Likewise.
11078 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11079 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11081 2016-09-23 Richard Biener <rguenther@suse.de>
11083 * hooks.h (hook_uint_uintp_false): Declare.
11085 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11087 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11088 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11090 2016-09-22 Martin Sebor <msebor@redhat.com>
11093 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11094 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11095 (target_int_min): Correct computation.
11096 (format_integer): Use long long as the argument for the ll length
11098 (format_floating): Use target_int_max().
11099 (get_string_length): Same.
11100 (format_string): Avoid setting the bounded flag for strings
11102 (try_substitute_return_value): Avoid setting range info when
11103 the result isn't bounded.
11104 * varasm.c (assemble_name): Increase buffer size.
11106 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11107 Terry Guo <terry.guo@arm.com>
11109 * target.def (elf_flags_numeric): New target hook.
11110 * targhooks.h (default_asm_elf_flags_numeric): New.
11111 * varasm.c (default_asm_elf_flags_numeric): New.
11112 (default_elf_asm_named_section): Use new target hook.
11113 * config/arm/arm.opt (mpure-code): New.
11114 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11115 * config/arm/arm.c (arm_asm_init_sections): Add section
11116 attribute to default text section if -mpure-code.
11117 (arm_option_check_internal): Diagnose use of option with
11118 non supported targets and/or options.
11119 (arm_asm_elf_flags_numeric): New.
11120 (arm_function_section): New.
11121 (arm_elf_section_type_flags): New.
11122 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11124 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11125 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11127 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11129 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11131 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11133 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11134 * rtl.h: Adjust prototype.
11136 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11138 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11139 (prev_active_insn): Likewise.
11140 (active_insn_p): Likewise.
11141 * rtl.h: Adjust prototypes.
11142 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11143 * config/arc/arc.md: Likewise.
11144 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11145 (branch_needs_nop_p): Likewise.
11146 (use_skip_p): Likewise.
11147 * config/sh/sh.c (gen_block_redirect): Likewise.
11148 (split_branches): Likewise.
11149 * reorg.c (optimize_skip): Likewise.
11150 (fill_simple_delay_slots): Likewise.
11151 (fill_slots_from_thread): Likewise.
11152 (relax_delay_slots): Likewise.
11153 * resource.c (mark_target_live_regs): Likewise.
11155 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11157 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11158 type to rtx_insn *.
11159 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11160 (prev_nonnote_nondebug_insn): Likewise.
11161 * config/cris/cris-protos.h: Adjust prototype.
11163 * jump.c (rtx_renumbered_equal_p): Adjust.
11165 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11167 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11168 * rtl.h: Adjust prototype.
11169 * config/sh/sh.md: Adjust.
11170 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11172 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11174 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11175 (prev_nondebug_insn): Likewise.
11176 * loop-doloop.c (doloop_condition_get): Likewise.
11177 * rtl.h: Adjust prototype.
11178 * cfgloop.h: Likewise.
11180 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11182 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11183 (prev_nonnote_insn): Likewise.
11184 * jump.c (reversed_comparison_code_parts): Likewise.
11185 (reversed_comparison): Likewise.
11186 * rtl.h: Adjust prototypes.
11187 * config/arc/arc.md: Adjust.
11188 * cse.c (find_comparison_args): Likewise.
11189 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11190 (fix_reg_dead_note): Change argument type to rtx_insn *.
11191 (delete_prior_computation): Likewise.
11192 (delete_computation): Likewise.
11193 (fill_slots_from_thread): Adjust.
11194 (relax_delay_slots): Likewise.
11195 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11196 (simplify_relational_operation_1): Likewise.
11197 (simplify_ternary_operation): Likewise.
11199 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11201 * config/arc/arc-protos.h (arc_label_align): Change type of
11202 variables from rtx to rtx_insn *.
11203 * config/arc/arc.c (arc_label_align): Likewise.
11204 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11205 * config/bfin/bfin.c (workaround_speculation): Likewise.
11206 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11207 (find_last_same_clock): Likewise.
11208 (reorg_split_calls): Likewise.
11209 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11210 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11211 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11212 (same_cmp_following_p): Likewise.
11213 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11214 (same_cmp_following_p): Likwise.
11215 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11216 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11217 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11218 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11219 (rl78_alloc_physical_registers_cmp): Likewise.
11220 (rl78_alloc_physical_registers_umul): Likewise.
11221 (rl78_calculate_death_notes): Likewise.
11222 * config/s390/s390-protos.h (s390_label_align): Likewise.
11223 * config/s390/s390.c (s390_label_align): Likewise.
11224 * config/sh/sh.c (barrier_align): Likewise.
11225 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11226 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11227 (emit_cbcond_nop): Likewise.
11229 2016-09-22 Martin Liska <mliska@suse.cz>
11232 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11233 alias address matters, not necessarily address of original.
11235 2016-09-22 Richard Biener <rguenther@suse.de>
11237 PR middle-end/77697
11238 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11241 2016-09-22 Richard Biener <rguenther@suse.de>
11243 PR middle-end/77677
11244 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11245 from constant folding results.
11246 (gimple_resimplify2): Likewise.
11247 (gimple_resimplify3): Likewise.
11249 2016-09-22 Richard Biener <rguenther@suse.de>
11251 PR middle-end/77678
11252 * expr.c (expand_expr_real_1): Guard array access against negative
11255 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11257 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11259 (format_floating): Likewise.
11261 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11264 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11265 for all IFN_GOMP_SIMD_* internal fns, not just for
11266 IFN_GOMP_SIMD_ORDERED_*.
11268 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11271 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11272 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11273 instructions when you want to invert the test.
11274 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11275 correct order for XXSEL.
11276 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11277 for using XSCMP{EQ,GT,GE}DP.
11279 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11281 * genconstants.c (main): Introduce noop_reader and convert call
11282 to read_md_files to a method call.
11283 * genenums.c (main): Likewise.
11284 * genmddeps.c (main): Likewise.
11285 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11286 rtx_reader_ptr->get_top_level_filename ().
11287 (write_tm_preds_h): Likewise.
11288 (write_insn_preds_c): Likewise.
11289 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11290 (rtx_handle_directive): Convert to...
11291 (gen_reader::handle_unknown_directive): ...this.
11292 (init_rtx_reader_args_cb): Convert return type from bool to
11293 rtx_reader *. Create a gen_reader instance, using it for the
11294 call to read_md_files. Return it if no errors occur.
11295 (init_rtx_reader_args): Convert return type from bool to
11297 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11298 (init_rtx_reader_args_cb): Likewise.
11299 * read-md.c (struct file_name_list): Move to class rtx_reader.
11300 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11301 (read_md_filename): Delete in favor of
11302 rtx_reader::m_read_md_filename.
11303 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11304 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11305 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11306 (first_dir_md_include): Delete in favor of
11307 rtx_reader::m_first_dir_md_include.
11308 (last_dir_md_include_ptr): Delete in favor of
11309 rtx_reader::m_last_dir_md_include_ptr.
11310 (max_include_len): Delete.
11311 (rtx_reader_ptr): New.
11312 (fatal_with_file_and_line): Use get_filename and get_lineno
11313 accessors of rtx_reader_ptr.
11314 (require_char_ws): Likewise.
11315 (rtx_reader::read_char): New method, based on ::read_char.
11316 (rtx_reader::unread_char): New method, based on ::unread_char.
11317 (read_escape): Use get_filename and get_lineno accessors of
11319 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11320 (read_string): Use get_filename and get_lineno accessors of
11322 (rtx_reader::rtx_reader): New ctor.
11323 (rtx_reader::~rtx_reader): New dtor.
11324 (handle_include): Convert from a function to...
11325 (rtx_reader::handle_include): ...this method, converting
11326 handle_directive from a callback to a virtual function.
11327 (handle_file): Likewise, converting to...
11328 (rtx_reader::handle_file): ...this method.
11329 (handle_toplevel_file): Likewise, converting to...
11330 (rtx_reader::handle_toplevel_file): ...this method.
11331 (rtx_reader::get_current_location): New method.
11332 (parse_include): Convert from a function to...
11333 (rtx_reader::add_include_path): ...this method, dropping redundant
11334 update to unused max_include_len.
11335 (read_md_files): Convert from a function to...
11336 (rtx_reader::read_md_files): ...this method, converting
11337 handle_directive from a callback to a virtual function.
11338 (noop_reader::handle_unknown_directive): New method.
11339 * read-md.h (directive_handler_t): Delete this typedef.
11340 (in_fname): Delete.
11341 (read_md_file): Delete.
11342 (read_md_lineno): Delete.
11343 (read_md_filename): Delete.
11344 (class rtx_reader): New class.
11345 (rtx_reader_ptr): New decl.
11346 (class noop_reader): New subclass of rtx_reader.
11347 (read_char): Reimplement in terms of rtx_reader::read_char.
11348 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11349 (read_md_files): Delete.
11350 * read-rtl.c (read_rtx_code): Update for deletion of globals
11351 read_md_filename and read_md_lineno.
11353 2016-09-21 Jason Merrill <jason@redhat.com>
11355 * input.h (from_macro_definition_at): New.
11357 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11359 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11361 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11363 PR tree-optimization/77550
11364 * tree-vect-stmts.c (create_array_ref): Change parameters.
11365 (get_group_alias_ptr_type): New function.
11366 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11368 2016-09-21 Marek Polacek <polacek@redhat.com>
11370 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11371 Add falls through comment.
11373 2016-09-21 Richard Biener <rguenther@suse.de>
11375 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11376 (replace_child): Likewise.
11377 (remove_child_TAG): Adjust.
11378 (move_marked_base_types): Likewise.
11379 (prune_unused_types_prune): Clear die_sib of removed children.
11381 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11384 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11385 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11387 2016-09-21 Richard Biener <rguenther@suse.de>
11389 PR tree-optimization/77648
11390 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11392 (make_transitive_closure_constraints): Adjust comment.
11393 (make_any_offset_constraints): New function.
11394 (handle_rhs_call): Make sure to first expand a pointer to all
11395 subfields before transitively closing it.
11396 (handle_const_call): Likewise. Properly expand returned
11398 (handle_pure_call): Likewise.
11400 2016-09-21 Richard Biener <rguenther@suse.de>
11401 Jakub Jelinek <jakub@redhat.com>
11403 PR tree-optimization/77621
11404 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11405 group at non-vectorizable stmts.
11407 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11409 PR tree-optimization/72835
11410 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11411 (make_new_ssa_for_all_defs): Likewise.
11412 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11414 2016-09-20 Martin Sebor <msebor@redhat.com>
11416 PR middle-end/49905
11417 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11418 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11419 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11420 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11421 * config/sol2.c (solaris_printf_pointer_format): New function.
11422 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11424 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11425 * doc/tm.texi: Regenerate.
11426 * gimple-fold.h (get_range_strlen): New function.
11427 (get_maxval_strlen): Declare existing function.
11428 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11429 maximum and minimum.
11430 (get_range_strlen): Define overload.
11431 (get_maxval_strlen): Adjust.
11432 * gimple-ssa-sprintf.c: New file and pass.
11433 * passes.def (pass_sprintf_length): Add new pass.
11434 * targhooks.h (default_printf_pointer_format): Declare new function.
11435 (gnu_libc_printf_pointer_format): Same.
11436 (solaris_libc_printf_pointer_format): Same.
11437 * targhooks.c (default_printf_pointer_format): Define new function.
11438 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11439 * print-tree.c: Increase buffer size.
11441 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11443 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11445 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11447 * common.opt: New option -fipa-vrp.
11448 * ipa-cp.c (ipa_get_vr_lat): New.
11449 (ipcp_vr_lattice::print): Likewise.
11450 (print_all_lattices): Call ipcp_vr_lattice::print.
11451 (ipcp_vr_lattice::meet_with): New.
11452 (ipcp_vr_lattice::meet_with_1): Likewise.
11453 (ipcp_vr_lattice::top_p): Likewise.
11454 (ipcp_vr_lattice::bottom_p): Likewsie.
11455 (ipcp_vr_lattice::set_to_bottom): Likewise.
11456 (set_all_contains_variable): Call VR set_to_bottom.
11457 (initialize_node_lattices): Init VR lattices.
11458 (propagate_vr_accross_jump_function): New.
11459 (propagate_constants_accross_call): Call
11460 propagate_vr_accross_jump_function.
11461 (ipcp_store_vr_results): New.
11462 (ipcp_driver): Handle VR.
11463 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11464 (ipa_set_jf_unknown): Likewise.
11465 (ipa_compute_jump_functions_for_edge): Likewise.
11466 (ipa_node_params_t::duplicate): Likewise.
11467 (ipa_write_jump_function): Likewise.
11468 (ipa_read_jump_function): Likewise.
11469 (write_ipcp_transformation_info): Likewise.
11470 (read_ipcp_transformation_info): Likewise.
11471 (ipcp_update_vr): New.
11472 (ipcp_transform_function): Handle VR.
11473 * ipa-prop.h (struct ipa_vr): New.
11474 * cgraph.c: Include tree-vrp.h.
11475 * cgraphunit.c: Likewise.
11476 * ipa-utils.c: Likewise.
11478 * opts.c: Likewise.
11479 * toplev.c: Likewise.
11480 * ipa-devirt.c: Likewise.
11481 * ipa-inline-transform.c: Likewise.
11482 * ipa-inline.c: Likewise.
11483 * ipa-profile.c: Likewise.
11485 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11487 * doc/invoke.texi: Document -fdump-tree-evrp.
11488 * passes.def: Define new pass_early_vrp.
11489 * timevar.def: Define new TV_TREE_EARLY_VRP.
11490 * tree-pass.h (make_pass_early_vrp): New.
11491 * tree-ssa-propagate.c: Make replace_uses_in non static.
11492 * tree-ssa-propagate.h: Export replace_uses_in.
11493 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11494 (extract_range_from_assert): Factor out
11495 extract_range_for_var_from_comparison_expr.
11496 (vrp_initialize_lattice): New.
11497 (vrp_initialize): Factor out vrp_initialize_lattice.
11498 (vrp_valueize): Fix it to reject complex value ranges.
11499 (vrp_free_lattice): New.
11500 (evrp_dom_walker::before_dom_children): Likewise.
11501 (evrp_dom_walker::after_dom_children): Likewise.
11502 (evrp_dom_walker::push_value_range): Likewise.
11503 (evrp_dom_walker::pop_value_range): Likewise.
11504 (execute_early_vrp): Likewise.
11505 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11506 (make_pass_early_vrp): New.
11508 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11510 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11511 instead of exact_log2.
11513 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11516 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11517 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11518 (ix86_add_stmt_cost): Penalize DFmode vector operations
11519 for !TARGET_VECTORIZE_DOUBLE.
11521 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11523 * doc/invoke.texi (Warning Options): Simplify language.
11524 (Optimize Options): Complete sentence.
11526 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11528 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11531 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11534 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11535 inits on power8 and above, use the VMRGEW instruction instead of a
11538 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11539 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11542 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11544 * config/aarch64/arm_neon.h
11545 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11546 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11547 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11549 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11551 * config/var/vax.h (ELIMINABLE_REGS): Define.
11552 (INITIAL_ELIMINATION_OFFSET): Define.
11554 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11556 PR middle-end/77624
11557 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11558 cast to void * if the cast is from some other pointer type.
11560 2016-09-20 Richard Biener <rguenther@suse.de>
11562 PR tree-optimization/77646
11563 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11566 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11568 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11569 attributes to all inlined functions and make them extern.
11571 2016-09-20 Richard Biener <rguenther@suse.de>
11573 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11575 * debug.c (do_nothing_debug_hooks): Adjust.
11576 * dbxout.c (dbx_debug_hooks): Likewise.
11577 * sdbout.c (sdb_debug_hooks): Likewise.
11578 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11579 (dwarf2out_finish): Move producer, filename and
11580 path annotation ...
11581 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11582 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11584 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11587 * doc/invoke.texi: Document -Wint-in-bool-context.
11589 PR middle-end/77421
11590 * dwarf2out.c (output_loc_operands): Fix an assertion.
11592 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11594 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11595 (CR_DECIMAL_DIG): New macro.
11597 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11599 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11602 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11604 PR rtl-optimization/77416
11605 * lra-remat.c (operand_to_remat): Process hard coded insn
11608 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11610 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11611 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11613 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11615 * target.def (lra_p): Wordsmithing.
11616 * doc/tm.texi: Regenerate.
11618 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11619 Jan Hubicka <jh@suse.cz>
11622 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11623 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11624 Call ultimate_alias_target just once, not up to 4 times.
11626 2016-09-19 Richard Biener <rguenther@suse.de>
11628 * dwarf2out.c (early_dwarf_finished): New global.
11629 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11631 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11632 if called from LTO exit early.
11633 (dwarf2out_late_global_decl): When being during the early
11634 debug phase do not add locations but only const value attributes.
11635 Adjust the way we generate early DIEs for LTO.
11637 2016-09-19 Richard Biener <rguenther@suse.de>
11639 PR middle-end/77605
11640 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11641 proper niter to bound the loops.
11643 2016-09-19 Richard Biener <rguenther@suse.de>
11645 PR tree-optimization/77514
11646 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11647 search for folded stmt.
11649 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11651 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11652 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11653 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11654 fsm_find_thread_path, profitable_jump_thread_path,
11655 fsm_find_control_statement_thread_paths,
11656 find_jump_threads_backwards): Add speed_p parameter.
11657 (pass_data_early_thread_jumps): New pass.
11658 (make_pass_early_thread_jumps): New function.
11660 2016-09-17 Andreas Schwab <schwab@suse.de>
11662 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11663 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11665 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11667 * recog.c (rest_of_handle_split_after_reload): Delete.
11668 (pass_split_after_reload::gate): New method.
11669 (pass_split_after_reload::execute): Call split_all_insns directly.
11671 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11673 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11674 parameters for functions taking long long arguments.
11676 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11679 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11680 splat with truncate.
11682 2016-09-16 Jason Merrill <jason@redhat.com>
11684 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11686 * hwint.c (exact_log2): Use pow2p_hwi.
11687 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11688 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11689 * builtins.c (get_object_alignment_2, get_object_alignment)
11690 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11692 * calls.c (compute_argument_addresses, store_one_arg): Use
11694 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11695 * combine.c (force_to_mode): Use least_bit_hwi.
11696 (contains_muldiv, find_split_point, combine_simplify_rtx)
11697 (simplify_if_then_else, simplify_set, force_to_mode)
11698 (if_then_else_cond, simplify_and_const_int_1)
11699 (simplify_compare_const): Use pow2p_hwi.
11700 * cse.c (fold_rtx): Use pow2p_hwi.
11701 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11703 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11704 (init_expmed_one_conv): Use pow2p_hwi.
11705 * expr.c (is_aligning_offset): Use pow2p_hwi.
11706 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11707 (fold_binary_loc): Use pow2p_hwi.
11708 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11709 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11710 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11711 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11713 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
11714 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
11715 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
11716 * omp-low.c (oacc_loop_fixed_partitions)
11717 (oacc_loop_auto_partitions): Use least_bit_hwi.
11718 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
11719 * stor-layout.c (place_field): Use least_bit_hwi.
11720 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
11721 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
11722 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
11723 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
11724 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
11725 * tree-vect-data-refs.c (vect_analyze_group_access_1)
11726 (vect_grouped_store_supported, vect_grouped_load_supported)
11727 (vect_permute_load_chain, vect_shift_permute_load_chain)
11728 (vect_transform_grouped_load): Use pow2p_hwi.
11729 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
11730 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
11731 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
11733 * tsan.c (instrument_expr): Use least_bit_hwi.
11734 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
11736 2016-09-16 Andreas Schwab <schwab@suse.de>
11738 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
11739 OFFSET, not offset.
11740 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11742 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11745 * combine.c (rest_of_handle_combine): If any edges have been purged,
11746 free dominators if available.
11748 2016-09-16 Jakub Jelinek <jakub@redhat.com>
11749 Eric Botcazou <ebotcazou@adacore.com>
11751 PR middle-end/77594
11752 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
11753 through into expand_addsub_overflow after expand_neg_overflow.
11755 2016-09-15 David Malcolm <dmalcolm@redhat.com>
11757 * diagnostic-show-locus.c
11758 (selftest::test_fixit_insert_containing_newline): New function.
11759 (selftest::test_fixit_replace_containing_newline): New function.
11760 (selftest::diagnostic_show_locus_c_tests): Call the above.
11762 2016-09-15 Bin Cheng <bin.cheng@arm.com>
11764 PR tree-optimization/77503
11765 * tree-vect-loop.c (vectorizable_reduction): Record reduction
11766 code for CONST_COND_REDUCTION at analysis stage and use it at
11768 * tree-vectorizer.h (struct _stmt_vec_info): New field.
11769 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
11770 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
11773 2016-09-15 Richard Biener <rguenther@suse.de>
11775 PR middle-end/77544
11776 * fold-const.c (split_tree): Do not split constant ~X.
11778 2016-09-15 Jakub Jelinek <jakub@redhat.com>
11780 PR rtl-optimization/77425
11781 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
11784 PR middle-end/77475
11785 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
11786 use %qs instead of %s where desirable, use argument instead of arg in
11787 the diagnostic wording, add list of supported strategies and
11789 (ix86_option_override_internal): Emit target("m...") instead of
11790 option("m...") in the diagnostic. Use %qs instead of %s in invalid
11791 -march/-mtune option diagnostic. Add list of supported arches/tunings
11792 and spellcheck hint. Remove prefix, suffix and sw variables, use
11793 main_args_p ? "..." : "..." in diagnostics to make translation
11796 2016-09-15 Richard Biener <rguenther@suse.de>
11798 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
11799 extra offset argument.
11800 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
11801 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
11802 to reflect new offset parameter.
11803 * doc/tm.texi: Regenerate.
11804 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11805 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
11807 (darwin_asm_output_dwarf_offset): Likewise.
11808 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
11810 (darwin_asm_output_dwarf_offset): Pass offset argument through.
11811 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
11812 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11814 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
11817 * ipa-icf.c (set_alias_uids): New function.
11818 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
11819 all the merged variable's referring aliases.
11821 2016-09-15 Richard Biener <rguenther@suse.de>
11823 PR tree-optimization/77514
11824 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
11825 only forced_stmts sequence.
11827 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
11829 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
11830 * cfgexpand.c (update_alias_info_with_stack_vars): Use
11831 FOR_EACH_SSA_NAME to iterate over SSA variables.
11832 (pass_expand::execute): Likewise.
11833 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
11834 * tree-cfg.c (dump_function_to_file): Likewise.
11835 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
11836 (update_ssa): Likewise.
11837 * tree-ssa-alias.c (dump_alias_info): Likewise.
11838 * tree-ssa-ccp.c (ccp_finalize): Likewise.
11839 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
11840 (create_outofssa_var_map): Likewise.
11841 (coalesce_ssa_name): Likewise.
11842 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
11843 * tree-ssa-pre.c (compute_avail): Likewise.
11844 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
11845 (scc_vn_restore_ssa_info): Likewise.
11846 (free_scc_vn): Likwise.
11847 (run_scc_vn): Likewise.
11848 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
11849 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
11850 * tree-ssa-copy.c (fini_copy_prop): Likewise.
11851 * tree-ssa.c (verify_ssa): Likewise.
11853 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
11855 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
11856 and mips64r2 as default 32-bit and 64-bit architectures.
11857 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
11858 as default 32-bit and 64-bit architectures.
11860 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
11862 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
11865 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11867 * target.def (lra_p): Change commentary (for the manual) for the
11869 * doc/tm.texi: Regenerate.
11871 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11873 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
11874 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
11875 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
11876 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
11878 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11880 * targhooks.c (default_lra_p): Return true instead of false.
11882 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
11884 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
11885 hook_bool_void_false.
11886 * config/avr/avr.c: Ditto.
11887 * config/bfin/bfin.c: Ditto.
11888 * config/c6x/c6x.c: Ditto.
11889 * config/cr16/cr16.c: Ditto.
11890 * config/cris/cris.c: Ditto.
11891 * config/epiphany/epiphany.c: Ditto.
11892 * config/fr30/fr30.c: Ditto.
11893 * config/frv/frv.c: Ditto.
11894 * config/h8300/h8300.c: Ditto.
11895 * config/ia64/ia64.c: Ditto.
11896 * config/iq2000/iq2000.c: Ditto.
11897 * config/lm32/lm32.c: Ditto.
11898 * config/m32c/m32c.c: Ditto.
11899 * config/m32r/m32r.c: Ditto.
11900 * config/m68k/m68k.c: Ditto.
11901 * config/mcore/mcore.c: Ditto.
11902 * config/microblaze/microblaze.c: Ditto.
11903 * config/mmix/mmix.c: Ditto.
11904 * config/mn10300/mn10300.c: Ditto.
11905 * config/moxie/moxie.c: Ditto.
11906 * config/msp430/msp430.c: Ditto.
11907 * config/nios2/nios2.c: Ditto.
11908 * config/nvptx/nvptx.c: Ditto.
11909 * config/pa/pa.c: Ditto.
11910 * config/pdp11/pdp11.c: Ditto.
11911 * config/rl78/rl78.c: Ditto.
11912 * config/sparc/sparc.c: Ditto.
11913 * config/spu/spu.c: Ditto.
11914 * config/stormy16/stormy16.c: Ditto.
11915 * config/tilegx/tilegx.c: Ditto.
11916 * config/tilepro/tilepro.c: Ditto.
11917 * config/v850/v850.c: Ditto.
11918 * config/vax/vax.c: Ditto.
11919 * config/visium/visium.c: Ditto.
11920 * config/xtensa/xtensa.c: Ditto.
11922 2016-09-14 Jakub Jelinek <jakub@redhat.com>
11925 * tsan.c: Include target.h.
11926 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
11927 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
11928 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
11929 BUILT_IN_ATOMIC_TEST_AND_SET entries.
11930 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
11932 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
11933 Martin Liska <mliska@suse.cz>
11935 PR middle-end/77574
11936 * predict.c (force_edge_cold): Add braces to a condition.
11938 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11940 PR rtl-optimization/77289
11941 * lra-constraints.c (get_final_hard_regno): Removed.
11942 (get_hard_regno): Add new parameter final_p.
11943 (get_reg_class): Directly call lra_get_elimination_hard_regno.
11944 (operands_match_p): Adjust call to get_hard_regno.
11945 (uses_hard_regs_p): Likewise.
11946 (process_alt_operands): Likewise.
11948 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
11951 * config/msp430/msp430.c (msp430_start_function): Emit an error
11952 if a function is both weak and specifies an interrupt number.
11954 2016-09-13 Jakub Jelinek <jakub@redhat.com>
11956 PR tree-optimization/77454
11957 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
11958 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
11961 2016-09-13 Tamar Christina <tamar.christina@arm.com>
11963 * config/aarch64/aarch64-builtins.c
11964 (aarch64_init_simd_builtins): Fix builtin type signature printing.
11966 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
11968 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
11969 SFmode and SCmode arguments by reference.
11971 2016-09-13 David Malcolm <dmalcolm@redhat.com>
11973 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
11975 (selftest::test_one_liner_fixit_insert_before): ...this, and update
11976 for renaming of add_fixit_insert to add_fixit_insert_before.
11977 (selftest::test_one_liner_fixit_insert_after): New function.
11978 (selftest::test_one_liner_fixit_validation_adhoc_locations):
11979 Update for renaming of add_fixit_insert to add_fixit_insert_before.
11980 (selftest::test_one_liner_many_fixits): Likewise.
11981 (selftest::test_diagnostic_show_locus_one_liner): Update for
11982 renaming, call new test function.
11983 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
11984 renaming of add_fixit_insert to add_fixit_insert_before.
11985 (selftest::test_fixit_consolidation): Likewise.
11986 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
11988 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
11989 (selftest::test_applying_fixits_insert_before): ...this.
11990 (selftest::test_applying_fixits_insert): Update for renaming of
11991 add_fixit_insert to add_fixit_insert_before.
11992 (selftest::test_applying_fixits_insert_after): New function.
11993 (selftest::test_applying_fixits_insert_after_at_line_end): New
11995 (selftest::test_applying_fixits_insert_after_failure): New function.
11996 (selftest::test_applying_fixits_multiple): Update for renaming of
11997 add_fixit_insert to add_fixit_insert_before.
11998 (selftest::change_line): Likewise.
11999 (selftest::test_applying_fixits_unreadable_file): Likewise.
12000 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12001 (selftest::test_applying_fixits_column_validation): Likewise.
12002 (selftest::test_applying_fixits_column_validation): Likewise.
12003 (selftest::edit_context_c_tests): Update for renamed test function;
12004 call new test functions.
12006 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12008 PR tree-optimization/77536
12009 PR rtl-optimization/68212
12010 * config/rs6000/rs6000.md (div->recip splitter): Remove
12011 optimize_insn_for_speed_p condition.
12013 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12015 * optabs.c (prepare_cmp_insn): Update documentation comment.
12017 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12018 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12020 PR middle-end/77475
12021 * opts.h (candidates_list_and_hint): Declare.
12022 * opts-common.c (candidates_list_and_hint): New function.
12023 (cmdline_handle_error): Use it.
12025 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12027 * edit-context.c (edited_line::get_len): New accessor.
12028 (edited_file::print_diff): Split out hunk-printing into...
12029 (edited_file::print_diff_hunk): New method.
12030 (edited_file::print_diff_line): New method.
12032 2016-09-12 Andrew Pinski <apinski@cavium.com>
12034 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12036 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12037 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12038 (aarch64_operands_ok_for_ldpstp): Return false if
12039 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12040 was SImode and the alignment is less than 8 byte.
12041 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12043 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12046 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12048 2016-09-12 Marek Polacek <polacek@redhat.com>
12050 * doc/extend.texi: Use lowercase "boolean".
12051 * doc/invoke.texi: Likewise.
12052 * doc/md.texi: Likewise.
12053 * target.def: Likewise.
12054 * doc/tm.texi: Regenerated.
12056 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12058 PR middle-end/77426
12059 * expmed.c (synth_mult): Delete duplicate mode check.
12061 2016-09-10 Tom de Vries <tom@codesourcery.com>
12064 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12066 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12067 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12069 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12071 PR rtl-optimization/77289
12072 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12073 register numbers. Remove support for subregs.
12074 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12075 (get_reg_class): Delete removed get_final_hard_regno() argument.
12076 (uses_hard_regs_p): Call get_final_hard_regno().
12078 2016-09-09 Martin Sebor <msebor@redhat.com>
12082 * pretty-print.c (pp_quoted_string): New function.
12083 (pp_format): Call it for %c and %s directives.
12085 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12087 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12088 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12089 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12090 * target.def (frame_pointer_required, can_eliminate): Likewise.
12091 * doc/tm.texi: Regenerated.
12092 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12094 * df-scan.c (df_hard_reg_init): Likewise.
12095 * ira.c (ira_setup_eliminable_regset): Likewise.
12096 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12097 init_elim_table): Likewise.
12098 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12099 set_initial_elim_offsets, update_eliminables,
12100 init_elim_table): Likewise.
12101 * rtlanal.c (get_initial_register_offset): Likewise.
12102 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12103 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12104 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12105 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12106 * config/fr30/fr30.h: Fix comment.
12107 * config/frv/frv.c: Likewise.
12108 * config/frv/frv.h: Likewise.
12109 * config/ft32/ft32.h: Likewise.
12110 * config/visium/visium.h: Likewise.
12111 * config/pa/pa64-linux.h: Likewise.
12112 * config/v850/v850.h: Likewise.
12113 * config/cris/cris.c: Likewise.
12114 * config/ia64/ia64.h: Likewise.
12115 * config/moxie/moxie.h: Likewise.
12116 * config/m32r/m32r.h: Likewise.
12118 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12121 * config.in: Regenerate.
12122 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12124 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12125 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12126 static-libmpxwrappers case.
12127 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12128 MPX_LD_AS_NEEDED_GUARD_POP.
12129 * configure: Regenerate.
12130 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12131 defined if linker support "--push-state"/"--pop-state".
12133 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12135 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12137 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12139 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12140 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12141 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12142 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12143 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12144 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12145 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12147 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12148 width macros from TS 18661-1.
12149 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12151 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12154 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12155 OMP_CLAUSE_SAFELEN_EXPR.
12157 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12159 * Makefile.in (OBJS): Add substring-locations.o.
12160 * langhooks-def.h (class substring_loc): New forward decl.
12161 (lhd_get_substring_location): New decl.
12162 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12163 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12164 * langhooks.c (lhd_get_substring_location): New function.
12165 * langhooks.h (class substring_loc): New forward decl.
12166 (struct lang_hooks): Add field get_substring_location.
12167 * substring-locations.c: New file, taking definition of
12168 format_warning_va and format_warning_at_substring from
12169 c-family/c-format.c, making them non-static.
12170 * substring-locations.h (class substring_loc): Move class here
12171 from c-family/c-common.h. Add and rewrite comments.
12172 (format_warning_va): New decl.
12173 (format_warning_at_substring): New decl.
12174 (get_source_location_for_substring): Add comment.
12176 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12178 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12179 to avoid -Wnarrowing warning.
12180 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12181 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12183 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12185 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12186 Avoid use of base_offset if offset already in range.
12188 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12190 * config/sh/sh-protos.h (struct sh_atomic_model,
12191 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12192 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12193 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12194 * config/sh/sh.h (struct sh_atomic_model,
12195 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12196 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12197 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12198 Guard with __cplusplus.
12200 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12203 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12204 unsupported or unknown ISA, use expand_call.
12206 2016-09-06 Martin Liska <mliska@suse.cz>
12208 PR gcov-profile/77378
12209 PR gcov-profile/77466
12210 * tree-profile.c (tree_profiling): Detect whether target can use
12211 -fprofile-update=atomic.
12213 2016-09-06 Richard Biener <rguenther@suse.de>
12215 PR tree-optimization/77479
12216 * tree-vrp.c (update_value_range): Extend overflow handling to
12219 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12222 * config/i386/i386.md (isa): Add x64_avx512bw.
12223 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12224 (kmov_isa): New mode attr.
12225 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12226 (*zero_extend<mode>si2): Likewise.
12227 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12229 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12231 * doc/invoke.texi (SPU Options): nops -> NOPs.
12232 (x86 Options): Ditto.
12234 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12236 PR middle-end/77475
12237 * toplev.c (process_options): Temporarily set input_location
12238 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12240 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12242 PR rtl-optimization/77452
12243 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12244 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12246 2016-09-05 Marek Polacek <polacek@redhat.com>
12249 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12251 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12254 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12255 *insn_out == '*' test. Don't copy unnecessary to yet another
12256 memory buffer, and don't leak it.
12258 PR rtl-optimization/77425
12259 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12261 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12263 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12265 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12267 * common.opt (fdiagnostics-generate-patch): New option.
12268 * diagnostic.c: Include "edit-context.h".
12269 (diagnostic_initialize): Initialize context->edit_context_ptr.
12270 (diagnostic_finish): Delete context->edit_context_ptr.
12271 (diagnostic_report_diagnostic): Add fix-it hints from the
12272 diagnostic to context->edit_context_ptr, if any.
12273 * diagnostic.h (class edit_context): Add forward decl.
12274 (struct diagnostic_context): Add field "edit_context_ptr".
12275 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12276 -fdiagnostics-generate-patch.
12277 (-fdiagnostics-generate-patch): New item.
12278 * toplev.c: Include "edit-context.h".
12279 (process_options): Set global_dc->edit_context_ptr to a new
12280 edit_context if the options need one.
12281 (toplev::main): Handle -fdiagnostics-generate-patch by using
12282 global_dc->edit_context_ptr.
12284 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12287 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12288 map and firstprivate clauses on target construct for _Atomic
12290 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12291 on target construct for _Atomic qualified decls.
12292 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12294 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12295 _Atomic qualified arguments not mentioned in uniform clause.
12297 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12299 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12300 * diagnostic-color.c (color_dict): Add "diff-filename",
12301 "diff-hunk", "diff-delete", and "diff-insert".
12302 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12303 to reflect above changes.
12304 * doc/invoke.texi (-fdiagnostics-color): Update description of
12305 default GCC_COLORS, and of the supported capabilities.
12306 * edit-context.c: New file.
12307 * edit-context.h: New file.
12308 * input.c (struct fcache): Add field "missing_trailing_newline".
12309 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12311 (add_file_to_cache_tab): Likewise.
12312 (fcache::fcache): Likewise.
12313 (get_next_line): Update c->missing_trailing_newline.
12314 (location_missing_trailing_newline): New function.
12315 * input.h (location_missing_trailing_newline): New decl.
12316 * selftest-run-tests.c (selftest::run_tests): Call
12317 edit_context_c_tests.
12318 * selftest.h (edit_context_c_tests): New decl.
12320 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12321 Richard Biener <rguenth@suse.de>
12323 PR tree-optimization/77444
12324 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12325 as steptype, remove redundant initialization.
12327 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12330 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12331 (sanopt_optimize_walker): Optimize away
12332 __asan_before_dynamic_init (...) followed by
12333 __asan_after_dynamic_init () without intervening memory loads/stores.
12334 * ipa-pure-const.c (special_builtin_state): Handle
12335 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12336 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12338 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12340 * cfg.c (free_original_copy_tables): Replace second assignment of
12341 bb_copy = NULL by bb_original = NULL.
12343 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12346 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12347 assignment added in r216794.
12349 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12351 * Makefile.in (OBJS): Add typed-splay-tree.o.
12352 * selftest-run-tests.c (selftest::run_tests): Call
12353 typed_splay_tree_c_tests.
12354 * selftest.h (typed_splay_tree_c_tests): New decl.
12355 * typed-splay-tree.c: New file.
12356 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12357 (typed_splay_tree::max): New method.
12358 (typed_splay_tree::min): New method.
12359 (typed_splay_tree::foreach): New method.
12360 (typed_splay_tree::closure): New struct.
12361 (typed_splay_tree::inner_foreach_fn): New function.
12363 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12365 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12366 -fipa-cp-bit to -fipa-bit-cp.
12368 2016-09-01 Martin Sebor <msebor@redhat.com>
12370 PR tree-optimization/71831
12371 * tree-object-size.h: Return bool instead of the size and add
12372 argument for the size.
12373 * tree-object-size.c (compute_object_offset): Update signature.
12374 (addr_object_size): Same.
12375 (compute_builtin_object_size): Return bool instead of the size
12376 and add argument for the size. Handle POINTER_PLUS_EXPR when
12377 optimization is disabled.
12378 (expr_object_size): Adjust.
12379 (plus_stmt_object_size): Adjust.
12380 (pass_object_sizes::execute): Adjust.
12381 * builtins.c (fold_builtin_object_size): Adjust.
12382 * doc/extend.texi (Object Size Checking): Update.
12383 * ubsan.c (instrument_object_size): Adjust.
12385 2016-09-01 Martin Sebor <msebor@redhat.com>
12387 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12388 it fits the output of the formatted function regardless of its
12390 * genmodes.c (parser::parse_expr): Same.
12391 * gimplify.c (gimplify_asm_expr): Same.
12392 * passes.c (pass_manager::register_one_dump_file): Same.
12393 * print-tree.c (print_node): Same.
12395 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12397 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12399 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12401 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12403 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12405 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12406 * config/rs6000/vector.md: Ditto.
12407 * config/rs6000/vsx.md: Ditto.
12409 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12411 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12412 first in all cases.
12414 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12416 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12417 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12418 *return_and_restore_gpregs_<mode>_r11,
12419 *return_and_restore_gpregs_<mode>_r12,
12420 *return_and_restore_gpregs_<mode>_r1,
12421 *return_and_restore_fpregs_<mode>_r11,
12422 *return_and_restore_fpregs_<mode>_r12,
12423 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12424 directly instead of via the "l" constraint. Renumber operands.
12427 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12429 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12430 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12431 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12432 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12433 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12434 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12435 *call_value_nonlocal_darwin64, reload_macho_picbase,
12436 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12437 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12438 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12439 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12440 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12441 *save_fpregs_<mode>_r1): Ditto.
12442 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12443 *return_and_restore_gpregs_spe): Ditto.
12445 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12447 * config/rs6000/rs6000.md
12448 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12449 the use of the link register.
12450 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12452 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12453 Michael Meissner <meissner@linux.vnet.ibm.com>
12456 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12457 reg+reg addressing for TImode.
12458 (rs6000_legitimate_address_p): Only allow register indirect
12459 addressing for TImode, even without TARGET_QUAD_MEMORY.
12461 2016-09-01 Richard Biener <rguenther@suse.de>
12463 PR middle-end/77436
12464 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12465 check whether the result fits the desired result type.
12467 2016-09-01 Nathan Sidwell <nathan@acm.org>
12469 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12471 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12473 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12475 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12477 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12479 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12480 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12481 for comparisons of integer ZERO_EXTEND against zero.
12483 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12485 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12486 STV pass if -mstackrealign is enabled.
12488 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12490 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12493 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12495 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12496 (layout_range::intersects_line_p): New method.
12497 (test_range_contains_point_for_single_point): Rename to...
12498 (test_layout_range_for_single_point): ...this, and add testing
12499 for layout_range::intersects_line_p.
12500 (test_range_contains_point_for_single_line): Rename to...
12501 (test_layout_range_for_single_line): ...this, and add testing
12502 for layout_range::intersects_line_p.
12503 (test_range_contains_point_for_multiple_lines): Rename to...
12504 (test_layout_range_for_multiple_lines): ...this, and add testing
12505 for layout_range::intersects_line_p.
12506 (layout::layout): Populate m_fixit_hints.
12507 (layout::get_expanded_location): Handle the case of a line-span
12509 (layout::validate_fixit_hint_p): New method.
12510 (get_line_span_for_fixit_hint): New function.
12511 (layout::calculate_line_spans): Add spans for fixit-hints.
12512 (layout::should_print_annotation_line_p): New method.
12513 (layout::print_any_fixits): Drop param "richloc", instead using
12514 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12515 (diagnostic_show_locus): Avoid printing blank annotation lines.
12516 (selftest::test_diagnostic_context::test_diagnostic_context):
12517 Initialize show_column and start_span.
12518 (selftest::test_diagnostic_context::start_span_cb): New static
12520 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12521 (selftest::diagnostic_show_locus_c_tests): Update for function
12522 renamings. Call test_diagnostic_show_locus_fixit_lines.
12524 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12526 PR tree-optimization/73714
12527 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12529 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12531 * selftest.c: Move "namespace selftest {" to top of file,
12532 removing explicit "selftest::" qualifiers throughout.
12534 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12536 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12538 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12539 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12540 Replace builtin with vector extension.
12541 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12543 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12544 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12545 Replace builtin with vector extension.
12546 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12547 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12548 Replace builtin with vector extension.
12549 * config/i386/xmmintrin.h (__m128_u): New type.
12550 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12551 (_mm_load_ps, _mm_store_ps): Simplify.
12553 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12555 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12557 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12559 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12560 than 3 ranges per diagnostic by alternating between color 1 and
12562 (layout::layout): Replace use of rich_location::MAX_RANGES
12563 with richloc->get_num_locations ().
12564 (layout::calculate_line_spans): Replace use of
12565 rich_location::MAX_RANGES with m_layout_ranges.length ().
12566 (layout::print_annotation_line): Handle arbitrary numbers of
12567 ranges in caret-printing by defaulting to '^'.
12568 (selftest::test_one_liner_many_fixits): New function.
12569 (test_diagnostic_show_locus_one_liner): Call it.
12570 * diagnostic.c (diagnostic_initialize): Update for renaming
12571 of rich_location::MAX_RANGES to
12572 rich_location::STATICALLY_ALLOCATED_RANGES.
12573 * diagnostic.h (struct diagnostic_context): Likewise.
12575 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12577 * selftest.c (selftest::named_temp_file::named_temp_file): New
12579 (selftest::temp_source_file::~temp_source_file): Move to...
12580 (selftest::named_temp_file::~named_temp_file): ...here.
12581 (selftest::test_named_temp_file): New function.
12582 (selftest::selftest_c_tests): Call test_named_temp_file.
12583 * selftest.h (class named_temp_file): New class.
12584 (class temp_source_file): Convert to a subclass of named_temp_file.
12586 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12588 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12589 USEs of LR_REGNO in returns and sibcalls.
12590 (rs6000_output_mi_thunk): Similar.
12591 (rs6000_sibcall_aix): Similar.
12592 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12593 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12594 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12595 Remove the USE of LR_REGNO from the patterns as well. Delete an
12597 (return_internal_<mode>): Delete.
12599 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12601 * config/aarch64/aarch64-simd.md
12602 (aarch64_ld2<mode>_dreg_le): New.
12603 (aarch64_ld2<mode>_dreg_be): New.
12604 (aarch64_ld2<mode>_dreg): Removed.
12605 (aarch64_ld3<mode>_dreg_le): New.
12606 (aarch64_ld3<mode>_dreg_be): New.
12607 (aarch64_ld3<mode>_dreg): Removed.
12608 (aarch64_ld4<mode>_dreg_le): New.
12609 (aarch64_ld4<mode>_dreg_be): New.
12610 (aarch64_ld4<mode>_dreg): Removed.
12611 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12613 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12615 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12616 redundant location param.
12617 (test_one_liner_fixit_remove): Likewise.
12618 (test_one_liner_fixit_replace): Likewise.
12619 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12620 * gcc-rich-location.c
12621 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12622 get_range_from_loc. Drop overload taking a const char *.
12623 * gcc-rich-location.h
12624 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12627 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12629 * config/linux.c (linux_libc_has_function): Return true on musl.
12631 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12633 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12635 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12637 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12638 used for abnormal egdes.
12640 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12642 PR tree-optimization/72866
12643 * tree-vect-patterns.c (search_type_for_mask): Turn into
12644 a small wrapper, move all code to ...
12645 (search_type_for_mask_1): ... this new function. Add caching
12646 and adjust recursive calls.
12649 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12650 instead of lookup_type_die (type_main_variant (type)) even for array
12653 PR middle-end/77377
12654 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12655 constant pool reference return x instead of c.
12657 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12659 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12662 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12665 (selftest::test_make_location_nonpure_range_endpoints): Fix
12668 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12670 * diagnostic-show-locus.c
12671 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12673 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12674 * input.c (get_pure_location): Move to libcpp/line-map.c.
12675 * input.h (get_pure_location): Convert decl to an inline function
12676 calling implementation in libcpp.
12678 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12681 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12682 template for intel asm dialect.
12683 (vec_set_hi_<mode><mask_name>): Ditto.
12685 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12687 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12688 (selftest::fail_formatted): Likewise.
12690 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12692 * input.c (make_location): Call get_start and get_finish
12693 on the endpoints to avoid storing packed ranges or ad-hoc
12695 (selftest::test_make_location_nonpure_range_endpoints): New function.
12696 (selftest::input_c_tests): Call it.
12697 * input.h (get_start): New inline function.
12699 2016-08-29 Tom de Vries <tom@codesourcery.com>
12702 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12705 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12707 * Makefile.in (gcov-iov.h): Add dummy recipe.
12709 2016-08-29 Nathan Sidwell <nathan@acm.org>
12711 * config/nvptx/nvptx.c: #include tree-vrp.h.
12713 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
12716 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
12717 HIGH+LO construct during reload.
12719 2016-08-28 Tom de Vries <tom@codesourcery.com>
12722 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
12723 'sysv_abi va_list' attribute.
12724 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
12725 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
12728 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12730 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
12731 * emit-rtl.c (unshare_all_rtl_1): Adjust.
12732 (unshare_all_rtl_again): Likewise.
12733 * function.c (assign_stack_local_1): Likewise.
12734 (assign_stack_temp_for_type): Likewise.
12736 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12738 * cfgbuild.c (make_edges): Adjust.
12739 * cfgrtl.c (can_delete_label_p): Likewise.
12740 * dwarf2cfi.c (create_trace_edges): Likewise.
12741 * except.c (sjlj_emit_dispatch_table): Likewise.
12742 * function.h (struct expr_status): make x_forced_labels a vector.
12743 * jump.c (rebuild_jump_labels_1): Adjust.
12744 * reload1.c (set_initial_label_offsets): Likewise.
12745 * stmt.c (force_label_rtx): Likewise.
12746 (expand_label): Likewise.
12748 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12750 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
12752 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
12754 PR tree-optimization/71077
12755 PR tree-optimization/68542
12756 * fold-const.c (fold_relational_const): Fix folding of
12757 VECTOR_CST comparisons that have a scalar boolean result type.
12758 (selftest::test_vector_folding): New static function.
12759 (selftest::fold_const_c_tests): Call it.
12761 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12763 * doc/extend.texi (SPU Built-in Functions): Remove stale
12764 references to material formerly at IBM and Sony.
12766 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
12769 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
12771 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12773 * diagnostic-show-locus.c
12774 (selftest::test_fixit_consolidation): New function.
12775 (selftest::diagnostic_show_locus_c_tests): Call it.
12776 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12777 constructor based on source_range.
12779 2016-08-26 David Malcolm <dmalcolm@redhat.com>
12781 * diagnostic-color.c (color_dict): Add "fixit-insert" and
12783 (parse_gcc_colors): Update description of default GCC_COLORS.
12784 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
12785 (colorizer::set_fixit_insert): New method.
12786 (colorizer::set_fixit_delete): New method.
12787 (colorizer::get_color_by_name): New method.
12788 (colorizer::STATE_FIXIT_INSERT): New constant.
12789 (colorizer::STATE_FIXIT_DELETE): New constant.
12790 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
12791 fields in favor of new field "m_stop_color". Add fields
12792 "m_fixit_insert" and "m_fixit_delete".
12793 (colorizer::colorizer): Update for above changes. Replace
12794 colorize_start calls with calls to get_color_by_name.
12795 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
12796 STATE_FIXIT_DELETE. Update for field renamings.
12797 (colorizer::finish_state): Simplify by using m_stop_color,
12798 rather than multiple identical "*_ce" fields.
12799 (colorizer::get_color_by_name): New method.
12800 (layout::print_any_fixits): Print insertions and replacements
12801 using the "fixit-insert" color, and deletions using the
12802 "fixit-delete" color.
12803 * doc/invoke.texi (-fdiagnostics-color): Update description of
12804 default GCC_COLORS, and of the supported capabilities.
12806 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
12808 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
12809 current_function_static_stack_size variable with the static
12810 stack frame size of the current function when
12811 flag_stack_usage_info is enabled.
12813 2016-08-26 Nathan Sidwell <nathan@acm.org>
12815 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
12816 assignment inside if condition.
12818 2016-08-26 Richard Biener <rguenther@suse.de>
12820 PR tree-optimization/69047
12821 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
12822 extracts similar to what FRE does.
12823 (non_rewritable_mem_ref_base): Likewise.
12825 2016-08-26 Joseph Myers <joseph@codesourcery.com>
12827 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
12828 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
12829 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12830 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12831 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
12833 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12834 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12835 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12836 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
12837 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
12839 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12842 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
12843 reservation duration to 15 cycles.
12844 (cortex_a8_vfp_macs): Likewise.
12845 (cortex_a8_vfp_macd): Likewise.
12846 (cortex_a8_vfp_divs): Likewise.
12847 (cortex_a8_vfp_divd): Likewise.
12849 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12851 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
12852 (aarch_macro_fusion_pair_p): Use above to avoid early return.
12854 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12855 Martin Jambhor <mjambor@suse.cz>
12857 * common.opt: New option -fipa-bit-cp.
12858 * doc/invoke.texi: Document -fipa-bit-cp.
12859 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
12860 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
12861 * tree-ssa-ccp.h: New header file.
12862 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
12863 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
12864 Replace all occurences of tree parameter by two new params: signop, int.
12865 (bit_value_unop_1): Change to bit_value_unop and export it.
12866 Replace all occurences of tree parameter by two new params: signop,
12868 (bit_value_binop): Change call from bit_value_binop_1 to
12870 (bit_value_assume_aligned): Likewise.
12871 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
12872 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
12874 (ccp_finalize): Skip processing if val->mask == 0.
12875 * ipa-cp.c: Include tree-ssa-ccp.h
12876 (ipcp_bits_lattice): New class.
12877 (ipcp_param_lattice (bits_lattice): New member.
12878 (print_all_lattices): Call ipcp_bits_lattice::print.
12879 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
12880 (initialize_node_lattices): Likewise.
12881 (propagate_bits_accross_jump_function): New function.
12882 (propagate_constants_accross_call): Call
12883 propagate_bits_accross_jump_function.
12884 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
12885 (ipcp_store_bits_results): New function.
12886 (ipcp_driver): Call ipcp_store_bits_results.
12887 * ipa-prop.h (ipa_bits): New struct.
12888 (ipa_jump_func): Add new member bits of type ipa_bits.
12889 (ipa_param_descriptor): Change decl to decl_or_type.
12890 (ipa_get_param): Change decl to decl_or_type and assert on
12892 (ipa_get_type): New function.
12893 (ipcp_transformation_summary): New member bits.
12894 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
12895 (ipa_populate_param_decls): Likewise.
12896 (ipa_dump_param): Likewise.
12897 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
12899 (ipa_set_jf_unknown): Set ipa_bits::known to false.
12900 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
12902 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
12903 (ipa_write_jump_function): Add streaming for ipa_bits.
12904 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
12905 (write_ipcp_transformation_info): Add streaming for ipa_bits
12906 summary for ltrans.
12907 (read_ipcp_transfomration_info): Add support for reading streamed
12909 (ipcp_update_bits): New function.
12910 (ipcp_transform_function): Call ipcp_update_bits.
12912 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
12914 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
12915 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
12917 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
12919 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
12921 2016-08-25 Richard Biener <rguenther@suse.de>
12923 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
12924 Only add locations in late dwarf.
12925 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
12926 (dwarf2out_early_finish): But do it here.
12928 2016-08-24 Michael Collison <michael.collison@linaro.org>
12929 Michael Collison <michael.collison@arm.com>
12931 * config/arm/arm-modes.def: Add new condition code mode CC_V
12932 to represent the overflow bit.
12933 * config/arm/arm.c (maybe_get_arm_condition_code):
12934 Add support for CC_Vmode.
12935 (arm_gen_unlikely_cbranch): New function to generate common
12936 rtl conditional branches for overflow patterns.
12937 * config/arm/arm-protos.h: Add prototype for
12938 arm_gen_unlikely_cbranch.
12939 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
12940 addsi3_compareV_upper): New patterns to support signed
12941 builtin overflow add operations.
12942 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
12943 New patterns to support unsigned builtin add overflow operations.
12944 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
12945 builtin overflow subtract operations,
12946 (usubv<mode>4): New patterns to support unsigned builtin subtract
12947 overflow operations.
12948 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
12949 to support builtin overflow negate operations.
12951 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12954 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12956 * explow.c (get_dynamic_stack_size): Take known alignment of stack
12957 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
12960 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12962 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
12963 MULTILIB_OPTIONS should be used. Small wording fixes.
12964 * genmultilib: Memorize set of all option combinations in
12965 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
12966 found in MULTILIB_OPTIONS by checking if option set is listed in
12967 combination_space. Output new and existing error message to stderr.
12969 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12971 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
12972 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
12973 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
12974 (MULTILIB_REUSE): Remove reuse rules for option set including
12975 -mfpu=fp-armv8 and -mfpu=vfpv4
12977 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
12979 * config/arm/t-rtems: Add vfp multilib.
12981 2016-08-23 Ian Lance Taylor <iant@golang.org>
12983 * config/s390/s390.c (s390_asm_file_start): Call
12984 default_file_start.
12986 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12988 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
12989 initialization of all 0's to the 0 constant, instead of directly
12990 generating XOR. Add support for V4SImode vector initialization on
12991 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
12992 initialization. Change variables used in V4SFmode vector
12993 intialization. For V4SFmode vector splat on ISA 3.0, make sure
12994 any memory addresses are in index form. Add support for using
12995 VSPLTH/VSPLTB to initialize vector short and vector char vectors
12996 with all of the same element.
12997 (regno_or_subregno): New helper function to return a register
12998 number for either REG or SUBREG.
12999 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13000 Use regno_or_subregno where possible.
13001 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13002 DImode value from two SImode values in order to generate V4SImode
13003 vector initialization on 64-bit systems with direct move.
13004 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13006 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13008 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13010 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13011 attributes to initialize V8HImode and V16QImode vectors with the
13013 (VSX_SPLAT_COUNT): Likewise.
13014 (VSX_SPLAT_SUFFIX): Likewise.
13015 (UNSPEC_VSX_VEC_INIT): New unspec.
13016 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13017 Allow SFmode values to come from Altivec registers.
13018 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13019 on 64-bit systems with direct move.
13020 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13021 vector initializations, to allow V4SImode vector initializations
13022 on 64-bit systems with direct move.
13023 (vsx_splat_v4si): Likewise.
13024 (vsx_splat_v4si_di): Likewise.
13025 (vsx_splat_v4sf): Likewise.
13026 (vsx_splat_v4sf_internal): Likewise.
13027 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13029 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13030 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13031 initializing V8HImode and V16QImode vectors with the same
13033 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13034 optimization if -maltivec=be.
13036 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13038 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13039 attribute for alternatives 3 and 4.
13041 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13043 * selftest.c (selftest::assert_str_contains): New function.
13044 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13045 * selftest.h (selftest::assert_str_contains): New decl.
13046 (ASSERT_STR_CONTAINS): New macro.
13048 2016-08-23 Richard Biener <rguenther@suse.de>
13050 PR tree-optimization/77286
13051 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13053 (vect_transform_loop): Split exit edges of loop and scalar
13054 loop if required and at the appropriate time.
13056 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13058 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13059 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13061 Correct a typo in a comment.
13063 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13065 * config/s390/s390.md ("*andc_split"): New splitter for and with
13068 2016-08-23 Richard Biener <rguenther@suse.de>
13070 PR tree-optimization/27336
13071 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13072 by looking for a non-EH edge.
13073 (process_assert_insertions_for): Likewise.
13075 2016-08-23 Richard Biener <rguenther@suse.de>
13077 PR middle-end/77305
13078 * statistics.c (statistics_counter_event): Robustify against
13081 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13083 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13084 for targets amdfam10 and barcelona.
13086 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13088 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13089 (zero_extend<mode>di2): Ditto.
13090 (*zero_extend<mode>si2): Ditto.
13091 (*zero_extendqihi2): Ditto.
13093 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13095 PR middle-end/77269
13096 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13097 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13099 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13101 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13102 identical consecutive elements.
13103 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13104 the node's def stmt, avoid printing an unwanted trailing newline by
13105 replacing the call to print_gimple_stmt() with its inlined body and
13106 adjusting it to not set pp_needs_newline and to call pp_flush()
13107 instead of pp_newline_and_flush().
13109 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13111 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13112 (float32_type_node, float64_type_node, float32x_type_node)
13113 (float128x_type_node): New macros.
13114 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13115 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13116 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13117 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13118 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13119 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13120 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13121 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13122 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13123 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13124 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13125 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13126 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13127 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13128 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13129 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13130 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13131 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13132 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13134 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13135 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13136 * doc/extend.texi (Other Builtins): Document these built-in
13138 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13141 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13143 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13145 2016-08-22 Richard Biener <rguenther@suse.de>
13147 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13149 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13152 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13153 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13154 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13156 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13158 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13159 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13160 (vrp_visit_switch_stmt): Likewise.
13161 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13162 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13163 (vrp_visit_stmt): Use extract_range_from_stmt.
13164 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13166 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13168 * Makefile.in: Add tree-vrp.h to GTFILES.
13169 * gengtype.c (open_base_files): Add tree-vrp.h.
13170 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13171 * builtins.c: Likewise.
13172 * fold-const.c: Likewise.
13173 * gimple-builder.c: Likewise.
13174 * gimple-laddress.c: Likewise.
13175 * hsa-gen.c: Likewise.
13176 * internal-fn.c: Likewise.
13178 * targhooks.c: Liewise,
13179 * tree-ssa-address.c: Likewise.
13180 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13181 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13182 * tree-vrp.h: New file.
13184 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13186 PR tree-optimization/61839
13187 * tree-vrp.c (two_valued_val_range_p): New.
13188 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13189 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13190 Also Convert VAR BINOP CST where VAR is two-valued to
13191 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13193 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13195 * diagnostic-show-locus.c
13196 (layout::annotation_line_showed_range_p): New method.
13197 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13198 Reimplement case fixit_hint::REPLACE to cover removals, and
13199 replacements where the range of the replacement isn't one
13200 of the ranges in the rich_location.
13201 (test_one_liner_fixit_replace): Likewise.
13202 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13204 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13206 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13208 * diagnostic.c (print_parseable_fixits): Remove case
13209 fixit_hint::REMOVE.
13211 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13214 * config/i386/i386.c (ix86_option_override_internal): Remove
13215 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13216 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13217 Do not try to enable TARGET_PRFCHW ISA flag here.
13218 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13219 Rewrite expander function body.
13220 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13222 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13225 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13226 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13227 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13228 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13229 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13230 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13231 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13232 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13233 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13235 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13237 (struct floatn_type_info): New structure type.
13238 (floatn_nx_types): New variable declaration.
13239 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13240 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13241 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13242 * tree.c (floatn_nx_types): New variable.
13243 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13244 corresponding complex types.
13245 * target.def (floatn_mode): New hook.
13246 * targhooks.c: Include "real.h".
13247 (default_floatn_mode): New function.
13248 * targhooks.h (default_floatn_mode): New prototype.
13249 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13251 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13252 effective-target and dg-add-options keywords.
13253 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13254 Document new effective-target keywords.
13255 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13256 * doc/tm.texi: Regenerate.
13257 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13258 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13259 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13261 * real.h (struct real_format): Add field ieee_bits.
13262 * real.c (ieee_single_format, mips_single_format)
13263 (motorola_single_format, spu_single_format, ieee_double_format)
13264 (mips_double_format, motorola_double_format)
13265 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13266 (ieee_extended_intel_128_format)
13267 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13268 (mips_extended_format, ieee_quad_format, mips_quad_format)
13269 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13270 (decimal_double_format, decimal_quad_format, ieee_half_format)
13271 (arm_half_format, real_internal_format: Initialize ieee_bits
13273 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13274 float128_type_node. Set float80_type_node to float64x_type_node
13275 if appropriate and long_double_type_node not appropriate.
13276 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13277 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13278 Initialize ieee_bits field.
13279 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13280 (rs6000_init_builtins): Set ieee128_float_type_node to
13281 float128_type_node.
13282 (rs6000_floatn_mode): New function.
13284 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13286 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13287 _rdseed64_step): Uglify argument names and/or local variable names
13288 in inline functions.
13289 * config/i386/rtmintrin.h (_xabort): Likewise.
13290 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13291 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13292 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13293 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13294 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13295 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13296 _mm_maskz_ternarylogic_epi32): Likewise.
13297 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13298 __lwpins32, __lwpins64): Likewise.
13299 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13300 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13301 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13302 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13303 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13304 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13305 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13306 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13307 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13308 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13309 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13310 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13311 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13312 _mm256_mask_i64gather_epi32): Likewise.
13313 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13314 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13315 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13316 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13317 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13318 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13319 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13320 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13321 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13322 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13323 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13324 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13325 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13326 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13327 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13328 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13329 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13330 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13332 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13334 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13335 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13337 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13338 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13340 (_rdpkru_u32): Add space after function name.
13342 * config/i386/t-i386 (i386-c.o): Don't depend on
13343 i386-builtin-types.inc.
13344 (i386.o): Depend on i386-builtin-types.inc.
13346 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13349 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13350 Use const_vec_duplicate to check for duplicated elements.
13352 2016-08-19 Richard Biener <rguenther@suse.de>
13354 PR tree-optimization/77290
13355 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13356 Fix flag_tree_parallelize_loops check.
13358 2016-08-19 Richard Biener <rguenther@suse.de>
13360 * match.pd (x | 0 -> x): Add.
13362 2016-08-19 Richard Biener <rguenther@suse.de>
13364 PR tree-optimization/77286
13365 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13366 Deal with virtual PHIs being out-of-order.
13368 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13370 * doc/invoke.texi (fverbose-asm): Note that source code lines
13371 are emitted, and provide an example.
13372 * final.c (asm_show_source): New function.
13373 (final_scan_insn): Call asm_show_source.
13375 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13377 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13378 param with diagnostic_kind.
13379 (class colorizer): Similarly replace field m_diagnostic with
13381 (colorizer::colorizer): Replace diagnostic
13382 param with diagnostic_kind.
13383 (colorizer::begin_state): Update for above field change.
13384 (layout::layout): Replace diagnostic param with rich_location *
13385 and diagnostic_kind.
13386 (diagnostic_show_locus): Replace diagnostic param with richloc
13387 and diagnostic_kind.
13388 (class selftest::test_diagnostic_context): New class.
13389 (selftest::test_diagnostic_show_locus_unknown_location): New
13391 (selftest::test_one_liner_simple_caret): New function.
13392 (selftest::test_one_liner_caret_and_range): New function.
13393 (selftest::test_one_liner_multiple_carets_and_ranges): New
13395 (selftest::test_one_liner_fixit_remove): New function.
13396 (selftest::test_one_liner_fixit_replace): New function.
13397 (selftest::test_diagnostic_show_locus_one_liner): New function.
13398 (selftest::diagnostic_show_locus_c_tests): Call the new test
13400 * diagnostic.c (diagnostic_initialize): Initialize
13401 colorize_source_p, show_ruler_p and parseable_fixits_p.
13402 (default_diagnostic_finalizer): Update for change to
13403 diagnostic_show_locus.
13404 (diagnostic_append_note): Likewise.
13405 * diagnostic.h (diagnostic_show_locus): Replace
13406 const diagnostic_info * param with location * and diagnostic_t.
13408 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13410 * input.c (saved_line_table): New global.
13411 (class selftest::temp_line_table): Rename to line_table_test and
13412 move declaration to selftest.h, and drop field m_old_line_table.
13413 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13414 (selftest::line_table_test::line_table_test): ...this. Add a
13415 default ctor. Store current value of line_table within
13417 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13418 (selftest::line_table_test::~line_table_test): ...this, and
13419 restore line_table from the saved_line_table, rather than
13421 (selftest::test_accessing_ordinary_linemaps): Update for above
13423 (selftest::test_lexer): Likewise.
13424 (struct selftest::lexer_test): Likewise.
13425 (selftest::lexer_test::lexer_test): Likewise.
13426 (selftest::input_c_tests): Move the looping over test cases from
13428 (selftest::for_each_line_table_case): New function.
13429 * input.h (saved_line_table): New decl.
13430 * selftest.h (struct selftest::line_table_case): New forward decl.
13431 (class selftest::line_table_test): New class, moved here from
13432 selftest::temp_line_table in input.c, and renamed.
13433 (selftest::for_each_line_table_case): New decl.
13435 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13438 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13440 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13442 PR middle-end/70895
13443 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13444 enclosing parallel construct for reduction variables on OpenACC loop
13447 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13449 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13450 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13452 (function_to_dwarf_procedure): Update comment.
13454 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13456 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13458 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13460 * selftest.c (selftest::temp_source_file::~temp_source_file):
13461 Evict m_filename from the diagnostic file cache.
13463 2016-08-18 Richard Biener <rguenther@suse.de>
13465 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13466 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13467 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13468 clone materialization.
13469 * passes.def (all_late_ipa_passes): Start with
13470 pass_materialize_all_clones.
13471 * cgraphunit.c (symbol_table::compile): Remove call to
13472 materialize_all_clones.
13473 * tree-into-ssa.c: Include statistics.h.
13474 (update_ssa): Count number of times we do incremental/rewrite
13477 2016-08-18 Richard Biener <rguenther@suse.de>
13479 PR tree-optimization/77282
13480 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13481 When doing auto-parallelizing also prevent use of PHIs that
13482 carry dependences across loop backedges.
13484 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13485 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13487 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13489 2016-08-18 Richard Biener <rguenther@suse.de>
13491 * ssa-iterators.h (ssa_vuse_operand): New inline.
13492 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13493 (predicate_all_scalar_phis): Use remove_phi_node to remove
13494 phi nodes predicated. Delay removing virtual PHIs.
13495 (predicate_mem_writes): Update virtual operands.
13496 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13497 (tree_if_conversion): Do not rewrite virtual SSA form.
13498 * tree-phinodes.c (release_phi_node): Make static.
13499 * tree-phinodes.h (release_phi_node): Remove.
13501 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13503 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13504 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13505 twice to define those.
13506 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13507 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13508 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13509 * config/i386/i386-builtin.def: New file.
13511 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13513 * input.c (get_source_range_for_char): Rename to...
13514 (selftest::get_source_range_for_char): ...this, and move within
13515 the #if CHECKING_P guard.
13516 (get_num_source_ranges_for_substring): Rename to...
13517 (selftest::get_num_source_ranges_for_substring): ...this, move
13518 within the #if CHECKING_P guard, and make static.
13519 (selftest::assert_num_substring_ranges): Initialize
13522 2016-08-18 Alan Modra <amodra@gmail.com>
13524 PR rtl-optimization/72771
13525 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13526 when find_reloads_toplev returns address_reloaded==-1.
13527 (alternative_allows_const_pool_ref): Update comment.
13529 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13531 PR tree-optimization/71752
13532 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13533 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13535 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13537 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13538 instead of testing ECF_NORETURN bit in gimple_call_flags.
13539 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13540 * predict.c (tree_bb_level_predictions): Likewise.
13541 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13543 PR middle-end/77259
13544 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13545 turning a call into __builtin_unreachable-like noreturn call, adjust
13546 gimple_call_set_fntype.
13547 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13548 gimple_call_fntype has void return type.
13550 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13552 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13553 maybe_lookup_decl, to handle nested acc loop directives.
13555 2016-08-17 Richard Biener <rguenther@suse.de>
13557 PR tree-optimization/76490
13558 * tree-vrp.c (update_value_range): Preserve overflow infinities
13559 when intersecting with ranges from get_range_info.
13560 (operand_less_p): Handle overflow infinities correctly.
13561 (value_range_constant_singleton): Use vrp_operand_equal_p
13562 to handle overflow max/min correctly.
13563 (vrp_valueize): Likewise.
13564 (union_ranges): Likewise.
13565 (intersect_ranges): Likewise.
13566 (vrp_visit_phi_node): Improve iteration limitation to only
13567 apply when we'll possibly re-visit the PHI via a changed argument
13570 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13572 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13573 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13574 rather than those that should not be built.
13576 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13579 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13581 2016-08-17 Richard Biener <rguenther@suse.de>
13583 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13584 (verify_vssa): New function verifying virtual SSA form.
13585 (verify_ssa): Call it.
13586 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13587 Do not apply loop-closed SSA handling to virtuals.
13588 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13589 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13590 when rewriting their symbol.
13591 (prepare_def_site_for): Likewise.
13592 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13593 operands of moved stmts.
13595 2016-08-17 Richard Biener <rguenther@suse.de>
13597 PR tree-optimization/23855
13598 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13599 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13600 find guards to hoist. Do not update SSA form but rewrite virtuals
13601 into loop closed SSA.
13602 (find_loop_guard): Adjust to skip already hoisted guards. Do
13603 not mark virtuals for renaming or update SSA form.
13605 2016-08-17 Martin Liska <mliska@suse.cz>
13607 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13608 a LONG_LONG_TYPE_SIZE comparison.
13609 * gcov-io.h: Remove macro definitions.
13610 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13611 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13614 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13616 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13617 that builtins not mentioned in bdesc_* arrays come first, then
13618 the ones mentioned in bdesc_* arrays in the order they appear in
13619 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13620 IX86_BUILTIN__BDESC_*_LAST enumerator.
13621 (bdesc_mpx): Fix up a comment typo.
13622 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13623 __builtin_ia32_vpcomneu[bwdq] builtins.
13624 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13625 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13626 enum ix86_builtins ordering.
13627 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13628 for direct bdesc_* array member access instead of searching all the
13629 arrays until an fcode match is found.
13631 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13633 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13634 pattern as define_insn_and_split. Split insn before reload to
13636 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13637 <shift_insn><mode>3_1.
13638 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13639 <rotate_insn><mode>3_1.
13641 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13644 * input.c (get_source_range_for_substring): Rename to...
13645 (get_source_location_for_substring): ...this, adding param
13646 "caret_idx", and converting output param from source_range * to
13648 (get_source_range_for_char): New function.
13649 (get_num_source_ranges_for_substring): Update comment to reflect
13651 (assert_char_at_range): Update to use get_source_range_for_char
13652 rather than get_source_range_for_substring.
13653 (test_lexer_string_locations_concatenation_2): Likewise.
13654 * substring-locations.h (get_source_range_for_substring): Rename
13656 (get_source_location_for_substring): ...this, and adding param
13657 "caret_idx", and converting output param from source_range * to
13660 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13662 * input.c (class selftest::temp_source_file): Move to
13664 (selftest::temp_source_file::temp_source_file): Move to
13666 (selftest::temp_source_file::~temp_source_file): Likewise.
13667 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13669 (selftest::temp_source_file::~temp_source_file): Likewise.
13670 * selftest.h (class selftest::temp_source_file): Move here from
13673 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13676 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13677 inlining, add cgraph edge for the added __builtin_unreachable call.
13679 PR middle-end/67485
13680 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13681 only cast it to SHWI for the final comparison.
13683 2016-08-16 Martin Liska <mliska@suse.cz>
13685 PR gcov-profile/36412
13686 * doc/gcov.texi: Document --hash-filenames(-x).
13687 * gcov.c (print_usage): Add the option.
13688 (process_args): Process the option, sort options alphabetically.
13689 (md5sum_to_hex): New function.
13690 (make_gcov_file_name): Do the md5sum and append it to a
13693 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13695 PR tree-optimization/69848
13696 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13697 and swtich operands to avoid additional NOT instruction.
13698 (vcond<v_cmp_mixed><mode>): Ditto.
13699 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13701 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13703 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13705 2016-08-16 Richard Biener <rguenther@suse.de>
13707 PR tree-optimization/76783
13708 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13709 BB visited flags at start.
13711 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13713 PR tree-optimization/72817
13714 PR tree-optimization/73450
13715 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
13716 multiple_of_p for adjusted IV.base.
13718 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
13721 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
13722 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
13723 for !flag_finite_math_only or flag_signed_zeros.
13724 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
13725 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
13726 depend on flag_finite_math_only.
13727 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
13729 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
13730 (*ieee_smin<mode>3): Ditto.
13731 (*ieee_smax<mode>3): Ditto.
13732 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
13733 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
13735 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
13736 depend on flag_finite_math_only.
13737 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
13738 (*mmx_<code>v2sf3): Remove.
13739 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
13740 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
13741 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
13743 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
13745 PR rtl-optimization/73650
13746 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
13747 it is not a simple move.
13749 2016-08-15 Martin Liska <mliska@suse.cz>
13752 * gcc.c (do_spec_1): Call save_string with the right size.
13753 (save_string): Do an assert about string we copy.
13755 2016-08-15 Richard Biener <rguenther@suse.de>
13757 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
13758 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
13760 (pass_data_stv): Likewise.
13762 2016-08-15 Richard Biener <rguenther@suse.de>
13764 PR tree-optimization/73434
13765 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
13766 TBAA info on the base when forwarding a non-invariant address.
13768 2016-08-15 Jakub Jelinek <jakub@redhat.com>
13770 * dwarf2out.c (struct checksum_attributes): Add
13771 at_string_length_bit_size and at_string_length_byte_size fields.
13772 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
13773 and DW_AT_string_length_byte_size.
13774 (die_checksum_ordered): Handle at_string_length_bit_size and
13775 at_string_length_byte_size.
13776 (gen_array_type_die): For dwarf_version >= 5 emit
13777 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13778 (adjust_string_types): For dwarf_version >= 5 remove
13779 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
13780 (resolve_addr): Likewise.
13783 * dwarf2out.c (string_types): New variable.
13784 (gen_array_type_die): Change early_dwarf handling of
13785 DW_AT_string_length, create DW_OP_call4 referencing the
13786 length var temporarily. Handle parameters that are pointers
13788 (adjust_string_types): New function.
13789 (gen_subprogram_die): Temporarily set string_types to local var,
13790 call adjust_string_types if needed.
13791 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
13793 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
13795 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
13797 * doc/install.texi (*-*-solaris2*): Fix version number and document
13798 requirement on GNU make for building libjava with the Solaris linker.
13800 2016-08-15 Martin Liska <mliska@suse.cz>
13801 Jakub Jelinek <jakub@redhat.com>
13803 PR tree-optimization/72824
13804 * tree-loop-distribution.c (const_with_all_bytes_same)
13805 <case VECTOR_CST>: Fix a typo.
13807 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
13810 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
13811 Renamed from _mm512_undefined_si512.
13812 (_mm_undefined_si512): New definition.
13814 2016-08-13 Richard Biener <rguenther@suse.de>
13816 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
13817 into PHIs and update the lattice for its def.
13819 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13822 * ubsan.c (instrument_si_overflow): Pass true instead of false
13824 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
13825 of bbs. Return TODO_cleanup_cfg if any returned true.
13827 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13829 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
13830 ISA 3.0 MTVSRDD instruction.
13831 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
13834 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
13836 PR tree-optimization/71083
13837 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
13838 bitfield access when possible.
13840 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
13842 PR middle-end/71654
13843 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
13844 sign-changing cast from a shorter unsigned type to a wider
13847 2016-08-12 Jakub Jelinek <jakub@redhat.com>
13849 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
13850 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
13851 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
13853 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13855 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
13856 Correct costs for vec_construct.
13858 2016-08-12 Bin Cheng <bin.cheng@arm.com>
13860 PR tree-optimization/69848
13861 * tree-vectorizer.h (enum vect_def_type): New condition reduction
13862 type CONST_COND_REDUCTION.
13863 * tree-vect-loop.c (vectorizable_reduction): Support new condition
13864 reudction type CONST_COND_REDUCTION.
13866 2016-08-12 Richard Biener <rguenther@suse.de>
13868 PR tree-optimization/57326
13869 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
13870 returning an SSA name.
13871 (phi_translate_1): When fully_constant_expression returns a NAME
13872 make sure we have a leader for it.
13874 2016-08-12 Martin Liska <mliska@suse.cz>
13875 Adam Fineman <afineman@afineman.com>
13877 * gcov.c (process_file): Create .gcov file when .gcda
13880 2016-08-12 Marek Polacek <polacek@redhat.com>
13883 * alias.c (find_base_value): Adjust fall through comment.
13884 * cfgexpand.c (expand_debug_expr): Likewise.
13885 * combine.c (find_split_point): Likewise.
13886 (expand_compound_operation): Likewise. Add FALLTHRU.
13887 (make_compound_operation): Adjust fall through comment.
13888 (canon_reg_for_combine): Add FALLTHRU.
13889 (force_to_mode): Adjust fall through comment.
13890 (simplify_shift_const_1): Likewise.
13891 (simplify_comparison): Likewise.
13892 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
13894 * config/aarch64/predicates.md: Likewise.
13895 * config/i386/i386.c (function_arg_advance_32): Likewise.
13896 (ix86_gimplify_va_arg): Likewise.
13897 (print_reg): Likewise.
13898 (ix86_print_operand): Likewise.
13899 (ix86_build_const_vector): Likewise.
13900 (ix86_expand_branch): Likewise.
13901 (ix86_sched_init_global): Adjust fall through comment.
13902 (ix86_expand_args_builtin): Add FALLTHRU.
13903 (ix86_expand_builtin): Likewise.
13904 (ix86_expand_vector_init_one_var): Likewise.
13905 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13906 (rs6000_adjust_cost): Likewise.
13907 (insn_must_be_first_in_group): Likewise.
13908 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
13909 * dbxout.c (dbxout_symbol): Adjust fall through comment.
13910 * df-scan.c (df_uses_record): Likewise.
13911 * dojump.c (do_jump): Add FALLTHRU.
13912 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
13914 (resolve_args_picking_1): Adjust fall through comment.
13915 (loc_list_from_tree_1): Likewise.
13916 * expmed.c (make_tree): Likewise.
13917 * expr.c (expand_expr_real_2): Add FALLTHRU.
13918 (expand_expr_real_1): Likewise. Adjust fall through comment.
13919 * fold-const.c (const_binop): Adjust fall through comment.
13920 (fold_truth_not_expr): Likewise.
13921 (fold_cond_expr_with_comparison): Add FALLTHRU.
13922 (fold_binary_loc): Likewise.
13923 (contains_label_1): Adjust fall through comment.
13924 (multiple_of_p): Likewise.
13925 * gcov-tool.c (process_args): Add FALLTHRU.
13926 * genattrtab.c (check_attr_test): Likewise.
13927 (write_test_expr): Likewise.
13928 * genconfig.c (walk_insn_part): Likewise.
13929 * genpreds.c (validate_exp): Adjust fall through comment.
13930 (needs_variable): Likewise.
13931 * gensupport.c (get_alternatives_number): Add FALLTHRU.
13932 (subst_dup): Likewise.
13933 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
13934 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
13935 (gimplify_scan_omp_clauses): Add FALLTHRU.
13936 (goa_stabilize_expr): Likewise.
13937 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
13939 * hsa-gen.c (get_address_from_value): Likewise.
13940 * ipa-icf.c (sem_function::hash_stmt): Likewise.
13941 * ira.c (ira_setup_alts): Add FALLTHRU.
13942 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
13944 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
13945 * opts.c (common_handle_option): Likewise.
13946 * read-rtl.c (read_rtx_code): Likewise.
13947 * real.c (round_for_format): Likewise.
13948 * recog.c (asm_operand_ok): Likewise.
13949 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
13950 * reload1.c (set_label_offsets): Likewise.
13951 (eliminate_regs_1): Likewise.
13952 (reload_reg_reaches_end_p): Likewise.
13953 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
13954 (rtx_cost): Likewise.
13955 * sched-rgn.c (is_exception_free): Likewise.
13956 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
13957 * stor-layout.c (int_mode_for_mode): Likewise.
13958 * toplev.c (print_to_asm_out_file): Likewise.
13959 (print_to_stderr): Likewise.
13960 * tree-cfg.c (gimple_verify_flow_info): Likewise.
13961 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
13962 (chrec_fold_multiply): Likewise.
13963 (evolution_function_is_invariant_rec_p): Likewise.
13964 (for_each_scev_op): Likewise.
13965 * tree-data-ref.c (siv_subscript_p): Likewise.
13966 (get_references_in_stmt): Likewise.
13967 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
13968 (substitute_in_expr): Likewise.
13969 (type_cache_hasher::equal): Likewise.
13970 (walk_type_fields): Likewise.
13971 * var-tracking.c (adjust_mems): Add FALLTHRU.
13972 (set_dv_changed): Adjust fall through comment.
13973 * varasm.c (default_function_section): Add FALLTHRU.
13975 2016-08-12 Marek Polacek <polacek@redhat.com>
13978 * tree-complex.c (expand_complex_division): Add missing break.
13980 2016-08-12 Richard Biener <rguenther@suse.de>
13982 * passes.c (execute_todo): Do not push/pop TV_TODO.
13983 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
13984 (execute_one_pass): Likewise.
13985 * common.opt (ftime-report-details): New switch.
13986 * doc/invoke.texi (ftime-report-details): Document.
13987 * timevar.h (timer::print_row): Adjust signature.
13988 (timer::all_zero): New static helper.
13989 (timer::child_map_t): New typedef.
13990 (timer::time_var_def): Add children field.
13991 * timevar.c (timer::named_items::print): Adjust.
13992 (timer::~timer): Free timevar recorded children.
13993 (timer::pop_internal): When -ftime-report-details record
13994 time spent in sub-timevars.
13995 (timer::print_row): Adjust.
13996 (timer::print): Print sub-timevar stats, use all_zero.
13997 * timevar.def (TV_TODO): Remove.
13999 2016-08-12 Richard Biener <rguenther@suse.de>
14001 PR tree-optimization/72851
14002 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14003 worklists to use bitmaps indexed in execution order.
14004 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14005 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14006 (cfg_blocks): Make a bitmap.
14007 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14009 (cfg_blocks_empty_p): Adjust.
14010 (cfg_blocks_add): Likewise.
14011 (cfg_blocks_get): Likewise.
14012 (add_ssa_edge): Likewise.
14013 (add_control_edge): Likewise.
14014 (simulate_stmt): Likewise.
14015 (process_ssa_edge_worklist): Likewise.
14016 (simulate_block): Likewise.
14017 (ssa_prop_init): Compute PRE order and stmt UIDs.
14018 (ssa_prop_fini): Adjust.
14019 (ssa_propagate): Adjust.
14021 2016-08-12 Richard Biener <rguenther@suse.de>
14023 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14024 the currently executable edges have fixed ranges. Always
14025 go through update_value_range.
14027 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14031 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14032 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14033 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14034 (LANG_HOOKS_DECLS): Add it.
14035 * langhooks.h (struct lang_hooks_for_decls): Add
14036 function_decl_defaulted. Const_tree-ify
14037 function_decl_explicit_p and function_decl_deleted_p.
14038 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14039 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14040 also at strict DWARF v5.
14043 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14044 TYPE_QUAL_CONST in reference-typed decls.
14047 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14048 in DW_OP_pieces, just enough to handle pointers to member
14050 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14051 expression on DWARFv5 if a constant value doesn't work.
14053 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14055 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14056 * selftest.c (selftest::test_assertions): New function.
14057 (selftest::selftest_c_tests): New function.
14058 * selftest.h (selftest::selftest_c_tests): New declaration.
14060 2016-08-11 Richard Biener <rguenther@suse.de>
14061 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14063 PR rtl-optimization/72855
14064 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14066 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14069 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14070 (vsx_store_<mode>): Likewise.
14072 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14074 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14075 TImode CONST_WIDE_INT store.
14076 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14078 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14080 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14081 mode if unaligned SSE load and store are optimal.
14083 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14085 PR tree-optimization/71083
14086 * tree-predcom.c (ref_at_iteration): Correctly align the
14089 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14091 * config/s390/s390-builtin-types.def: Add INT128 types.
14092 * config/s390/s390-builtins.def: Add INT128 variants for the add
14093 sub low-level builtins dealing with TImode.
14094 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14095 via subreg when expanding a builtin.
14096 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14097 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14099 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14100 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14101 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14102 "vacc<bhfgq>_<mode>".
14103 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14104 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14105 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14106 "vscbi<bhfgq>_<mode>".
14107 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14108 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14110 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14112 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14114 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14116 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14117 unused declaration.
14118 (vcond<v_cmp_mixed><mode>): Ditto.
14119 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14121 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14123 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14124 variable explicitly, also assert on it before use.
14126 2016-08-11 Richard Biener <rguenther@suse.de>
14128 PR tree-optimization/72772
14129 * cfgloopmanip.c (create_preheader): Use split_edge if there
14130 is a single loop entry, avoiding degenerate PHIs.
14132 2016-08-11 Richard Biener <rguenther@suse.de>
14134 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14135 unconditional TODO_cleanup_cfg.
14136 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14137 cleanup only if we threaded a jump.
14139 2016-08-11 Alan Modra <amodra@gmail.com>
14142 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14143 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14144 slow. Emit two reloads for slow mem case, first loading in
14145 fast innermode, then converting to required mode.
14147 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14149 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14150 (vec_extract_sig): New macro.
14151 (vec_insert_exp): New macro.
14152 (vec_test_data_class): New macro.
14153 (scalar_extract_exp): New macro.
14154 (scalar_extract_sig): New macro.
14155 (scalar_insert_exp): New macro.
14156 (scalar_test_data_class): New macro.
14157 (scalar_test_neg): New macro.
14158 (scalar_cmp_exp_gt): New macro.
14159 (scalar_cmp_exp_lt): New macro.
14160 (scalar_cmp_exp_eq): New macro.
14161 (scalar_cmp_exp_unordered): New macro.
14162 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14163 to enforce constraint that operand is a 7-bit unsigned literal.
14164 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14165 for power9 built-ins.
14166 (BU_P9V_VSX_2): Likewise.
14167 (BU_P9V_64BIT_VSX_2): Likewise.
14168 (VSEEDP): Add scalar extract exponent support.
14169 (VSEESP): Add scalar extract signature support.
14170 (VSTDCNDP): Add scalar test negative support.
14171 (VSTDCNSP): Likewise.
14172 (VSIEDP): Add scalar insert exponent support.
14173 (VSCEDPGT): Add scalar compare exponent greater than support.
14174 (VSCEDPLT): Add scalar compare exponent less than support.
14175 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14176 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14177 (VSTDCDP): Add scalar test data class support.
14178 (VSTDCSP): Likewise.
14179 (VSEEDP): Add overload support for scalar extract exponent
14181 (VSESDP): Add overload support for scalar extract signature
14183 (VSTDCN): Add overload support for scalar test negative
14185 (VSTDCNDP): Add overload support for scalar test negative
14187 (VSTDCNSP): Add overload support for scalar test negative
14189 (VSIEDP): Add overload support for scalar insert exponent
14191 (VSTDC): Add overload support for scalar test data class
14193 (VSTDCDP): Add overload support for scalar test data class
14195 (VSTDCSP): Add overload support for scalar test data class
14197 (VSCEDPGT): Add overload support for scalar compare exponent
14198 greater than operation.
14199 (VSCEDPLT): Add overload support for scalar compare exponent
14200 less than operation.
14201 (VSCEDPEQ): Add overload support for scalar compare exponent
14202 test-for-equality operation.
14203 (VSCEDPUO): Add overload support for scalar compare exponent
14204 test-for-unordered operation.
14205 (VEEDP): Add vector extract exponent support.
14207 (VESDP): Add vector extract significand support.
14209 (VIEDP): Add vector insert exponent support.
14211 (VTDCDP): Add vector test data class support.
14212 (VTDCSP): Likewise.
14213 (VES): Add overload support for vector extract significand operation.
14216 (VEE): Add overload support for vector extract exponent operation.
14219 (VTDC): Add overload support for vector test data class operation.
14220 (VTDCDP): Likewise.
14221 (VTDCSP): Likewise.
14222 (VIE): Add overload support for vector insert exponent operation.
14225 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14226 overloaded binary floating point functions.
14227 (altivec_resolve_overloaded_builtin): Improve error messages to
14228 distinguish between functions not supported in the current
14229 compiler configuration and functions that were invoked with an
14230 invalid parameter combination, and include the built-in function
14231 name in both error messages.
14232 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14234 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14236 (rs6000_expand_binop_builtin): Add check to enforce that argument
14237 2 of the test data class operations is a 7-bit unsigned literal.
14238 (rs6000_invalid_builtin): Add code to issue an error message if a
14239 built-in function that requires the power9_vector and -m32
14240 command-line options is compiled without these options.
14241 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14242 (UNSPEC_VSX_SXSIGDP): New value.
14243 (UNSPEC_VSX_SXSIGPDP): New value.
14244 (UNSPEC_VSX_SIEXPDP): New value.
14245 (UNSPEC_VSX_SCMPEXPDP): New value.
14246 (UNSPEC_VSX_STSTDC): New value.
14247 (UNSPEC_VSX_VXEXP): New value.
14248 (UNSPEC_VSX_VXSIG): New value.
14249 (UNSPEC_VSX_VIEXP): New value.
14250 (UNSPEC_VSX_VTSTDC): New value.
14251 (xsxexpdp): New insn for scalar extract exponent.
14252 (xsxsigdp): New insn for scalar extract significand.
14253 (xsiexpdp): New insn for scalar insert exponent.
14254 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14255 (*xscmpexpdp): New insn for scalar compare exponents.
14256 (xststdc<Fvsx): New expansion for both single- and
14257 double-precision scalar test data class operations.
14258 (xststdcneg<Fvsx>): New expansion for both single- and
14259 double-precision scalar test for negative value operations.
14260 (*xststdc<Fvsx>): New insn for scalar test data class
14262 (xvxexp<VSs>): New insn for single- and double-precision
14263 vector extract exponent operation.
14264 (xvxsig<VSs>): New insn for single- and double-precision
14265 vector extract significand operation.
14266 (xviexp<VSs>): New insn for single- and double-precision
14267 vector insert exponent operation.
14268 (xvtstdc<VSs>): New insn for single- and double-precision
14269 vector test data class operation.
14270 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14271 built-in functions to represent the Power9 binary floating-point
14272 support instructions.
14274 2016-08-10 bin cheng <bin.cheng@arm.com>
14276 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14278 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14279 Renlin Li <renlin.li@arm.com>
14280 Bin Cheng <bin.cheng@arm.com>
14282 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14283 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14284 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14285 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14286 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14287 (vcond<v_cmp_result><mode>): Ditto.
14288 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14289 (vcondu<mode><mode>): Ditto.
14290 (vcond<v_cmp_mixed><mode>): New pattern.
14291 (vcondu<mode><v_cmp_mixed>): New pattern.
14292 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14293 of aarch64_vcond_internal.
14295 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14296 Renlin Li <renlin.li@arm.com>
14297 Bin Cheng <bin.cheng@arm.com>
14299 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14300 (vec_cmp<mode><v_cmp_result>): New pattern.
14301 (vec_cmpu<mode><mode>): New pattern.
14302 (vcond_mask_<mode><v_cmp_result>): New pattern.
14304 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14306 PR tree-optimization/71734
14307 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14308 REF_LOOP, invoke ref_indep_loop_p_1.
14309 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14310 to ref_indep_loop_p.
14311 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14312 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14313 is inside LOOP, do not cache dpendence value for loops with
14315 (ref_indep_loop_p_2): Delete function.
14316 (can_sm_ref_p): Pass LOOP as additional argument to
14319 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14322 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14323 being an offsettable address.
14325 2016-08-10 Martin Liska <mliska@suse.cz>
14327 PR gcov-profile/58306
14328 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14329 atomic variants of profile update functions.
14331 2016-08-10 Martin Liska <mliska@suse.cz>
14333 Cherry picked (and modified) from google-4_7 branch
14334 2012-12-26 Rong Xu <xur@google.com>
14335 * common.opt (fprofile-update): Add new flag.
14336 * coretypes.h: Define enum profile_update.
14337 * doc/invoke.texi: Document -fprofile-update.
14338 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14339 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14340 * tree-profile.c (gimple_init_edge_profiler): Generate
14341 also atomic profiler update.
14342 (gimple_gen_edge_profiler): Likewise.
14344 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14346 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14347 stack_usage_file to NULL after fclose calls.
14349 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14352 * reload.c (push_reload): Compute subreg_in_class for
14353 subregs of constants and plus expressions. Remove special
14354 handling of SYMBOL_REFs.
14356 2016-08-10 Alan Modra <amodra@gmail.com>
14359 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14360 SImode for TARGET_E500_DOUBLE when given SImode.
14362 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14364 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14365 unused variable __O.
14367 2016-08-09 Martin Liska <mliska@suse.cz>
14369 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14370 _gcov_reset to __gcov_reset.
14371 * doc/gcov-tool.texi: Fix typo.
14373 2016-08-09 Martin Liska <mliska@suse.cz>
14375 * value-prof.c (gimple_divmod_values_to_profile): Do not
14376 instrument MOD histogram if a value is not a SSA name.
14378 2016-08-09 Martin Liska <mliska@suse.cz>
14380 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14383 2016-08-09 Renlin Li <renlin.li@arm.com>
14385 PR middle-end/64971
14386 * calls.c (prepare_call_address): Convert funexp to Pmode when
14388 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14389 (sibcall_value): Likewise.
14391 2016-08-09 Marek Polacek <polacek@redhat.com>
14394 * cselib.c (cselib_expand_value_rtx_1): Add return.
14395 * gengtype.c (dbgprint_count_type_at): Likewise.
14396 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14397 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14399 2016-08-09 Martin Jambor <mjambor@suse.cz>
14402 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14403 if instance is a MEM_REF.
14405 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14408 * config/i386/i386.md (*movtf_internal): Use
14409 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14410 in the insn constraint.
14411 (*movxf_internal): Ditto.
14412 (*movdf_internal): Ditto.
14413 (*movsf_internal): Ditto.
14415 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14417 PR tree-optimization/72772
14418 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14421 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14423 PR tree-optimization/72772
14424 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14426 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14427 parameter STOP and update calls. Move expand_simple_operations
14428 function call from here...
14429 (simplify_using_initial_conditions): ...to here. Delete parameter
14431 (tree_simplify_using_condition): Delete parameter STOP.
14432 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14433 simplify_using_initial_conditions.
14435 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14438 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14439 Use create_tmp_var_raw instead of create_tmp_var.
14441 2016-08-09 Richard Biener <rguenther@suse.de>
14443 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14444 Treat same SSA names related.
14446 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14448 PR tree-optimization/72824
14449 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14450 real_zerop is not negative.
14452 2016-08-09 Richard Biener <rguenther@suse.de>
14454 PR tree-optimization/71802
14455 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14456 all merge opportunities with the predecessor.
14458 2016-08-09 Richard Biener <rguenther@suse.de>
14461 * ipa-prop.c (ipa_modify_formal_parameters): Build
14462 parameter types with natural alignment also for the
14465 2016-08-08 Andi Kleen <ak@linux.intel.com>
14467 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14469 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14472 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14473 do-nothing langhook.
14474 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14475 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14476 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14477 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14479 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14482 * input.c: Ensure that HAVE_ICONV is defined.
14484 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14486 PR middle-end/72781
14487 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14488 private vars for lastprivate and for linear iterator.
14490 PR middle-end/68762
14491 * omp-simd-clone.c: Include varasm.h.
14492 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14493 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14494 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14495 update function name.
14497 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14499 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14500 (avr_diagnose_devicespecs_error): Remove.
14501 (avr_devicespecs_file): Remove composing absolute path for specfile
14502 and its verbose info. Remove conditions to check specs-file,
14504 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14506 PR rtl-optimization/72821
14507 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14508 just return false for them.
14510 2016-08-08 Alan Modra <amodra@gmail.com>
14513 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14514 toc refs created during reload. Update function comment.
14516 2016-08-08 Alan Modra <amodra@gmail.com>
14519 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14520 alternatives. Put loads first, then stores, and reg/reg moves
14521 within same class later. Delete attr length.
14523 2016-08-08 Alan Modra <amodra@gmail.com>
14526 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14527 (mem_operand_ds_form): New predicate.
14528 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14529 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14530 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14531 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14532 (extendsfdf2_fpr): Replace o constraint with wY.
14534 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14536 * tree-ssa-threadbackward.c: Include tree-inline.h
14537 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14538 size of copied block; for cold paths reduce duplication.
14539 (find_jump_threads_backwards): Remove redundant tests.
14540 (pass_thread_jumps::gate): Enable for -Os.
14542 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14545 * stor-layout.c (layout_decl): Fix up formatting.
14546 (relayout_decl): Allow DECL to be FIELD_DECL.
14548 2016-08-07 Alan Modra <amodra@gmail.com>
14550 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14552 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14554 * data-streamer-in.c (streamer_read_wide_int): New.
14555 (streamer_read_widest_int): Renamed function.
14556 * data-streamer-out.c (streamer_write_wide_int): New
14557 (streamer_write_widest_int): Renamed function.
14558 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14560 (input_cfg): Call renamed function.
14561 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14563 (output_cfg): Call renamed function.
14564 * data-streamer.h: Add declarations.
14566 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14568 * tree-ssa-ccp.c (extend_mask): New param sgn.
14569 Remove ORing with wi::mask.
14570 (get_default_value): Adjust call to extend_mask to pass sign.
14571 (evaluate_stmt): Likewise.
14573 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14575 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14578 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14580 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14581 transform if operand's type is pointer to function or method.
14583 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14585 PR tree-optimization/18046
14586 * tree-ssa-threadedge.c: Include cfganal.h.
14587 (simplify_control_statement_condition): If simplifying a
14588 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14589 with the dominating ASSERT_EXPR before handing it off to VRP.
14590 Mention that a CASE_LABEL_EXPR may be returned.
14591 (thread_around_empty_blocks): Adjust to handle
14592 simplify_control_statement_condition() returning a
14594 (thread_through_normal_block): Likewise.
14595 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14596 a switch statement by trying to determine which case label
14599 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14601 PR rtl-optimization/69847
14602 * lra-constraints.c (process_invariant_for_inheritance): Save
14603 pattern instead of src.
14604 (remove_inheritance_pseudos): Use the pattern. Add assert.
14606 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14608 * input.c (string_concat::string_concat): New constructor.
14609 (string_concat_db::string_concat_db): New constructor.
14610 (string_concat_db::record_string_concatenation): New method.
14611 (string_concat_db::get_string_concatenation): New method.
14612 (string_concat_db::get_key_loc): New method.
14613 (class auto_cpp_string_vec): New class.
14614 (get_substring_ranges_for_loc): New function.
14615 (get_source_range_for_substring): New function.
14616 (get_num_source_ranges_for_substring): New function.
14617 (class selftest::lexer_test_options): New class.
14618 (struct selftest::lexer_test): New struct.
14619 (class selftest::ebcdic_execution_charset): New class.
14620 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14621 (selftest::lexer_test::lexer_test): New constructor.
14622 (selftest::lexer_test::~lexer_test): New destructor.
14623 (selftest::lexer_test::get_token): New method.
14624 (selftest::assert_char_at_range): New function.
14625 (ASSERT_CHAR_AT_RANGE): New macro.
14626 (selftest::assert_num_substring_ranges): New function.
14627 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14628 (selftest::assert_has_no_substring_ranges): New function.
14629 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14630 (selftest::test_lexer_string_locations_simple): New function.
14631 (selftest::test_lexer_string_locations_ebcdic): New function.
14632 (selftest::test_lexer_string_locations_hex): New function.
14633 (selftest::test_lexer_string_locations_oct): New function.
14634 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14635 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14636 (selftest::test_lexer_string_locations_ucn4): New function.
14637 (selftest::test_lexer_string_locations_ucn8): New function.
14638 (selftest::uint32_from_big_endian): New function.
14639 (selftest::test_lexer_string_locations_wide_string): New function.
14640 (selftest::uint16_from_big_endian): New function.
14641 (selftest::test_lexer_string_locations_string16): New function.
14642 (selftest::test_lexer_string_locations_string32): New function.
14643 (selftest::test_lexer_string_locations_u8): New function.
14644 (selftest::test_lexer_string_locations_utf8_source): New function.
14645 (selftest::test_lexer_string_locations_concatenation_1): New
14647 (selftest::test_lexer_string_locations_concatenation_2): New
14649 (selftest::test_lexer_string_locations_concatenation_3): New
14651 (selftest::test_lexer_string_locations_macro): New function.
14652 (selftest::test_lexer_string_locations_stringified_macro_argument):
14654 (selftest::test_lexer_string_locations_non_string): New function.
14655 (selftest::test_lexer_string_locations_long_line): New function.
14656 (selftest::test_lexer_char_constants): New function.
14657 (selftest::input_c_tests): Call the new test functions once per
14658 case within the line_table test matrix.
14659 * input.h (struct string_concat): New struct.
14660 (struct location_hash): New struct.
14661 (class string_concat_db): New class.
14662 * substring-locations.h: New header.
14664 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14666 PR tree-optimization/72810
14667 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14668 the type of the case labels when truncating.
14670 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14673 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14674 (aarch64_fp16_ptr_type_node): Likewise.
14675 * config/aarch64/aarch64-simd-builtins.c
14676 (aarch64_fp16_ptr_type_node): Define.
14677 (aarch64_init_fp16_types): New, refactored out of...
14678 (aarch64_init_builtins): ...here, update to call
14679 aarch64_init_fp16_types.
14680 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14682 (aapcs_vfp_sub_candidate): Likewise.
14684 2016-08-05 Martin Liska <mliska@suse.cz>
14685 Joshua Cranmer <Pidgeot18@gmail.com>
14687 * gcov.c (line_t::has_block): New function.
14688 (enum loop_type): New enum.
14689 (handle_cycle): New function.
14690 (unblock): Likewise.
14691 (circuit): Likewise.
14692 (get_cycles_count): Likewise.
14693 (accumulate_line_counts): Use new loop detection algorithm.
14695 2016-08-05 Martin Liska <mliska@suse.cz>
14697 * gcov.c (output_intermediate_file): Rename
14698 function_info::line_next to next_file_fn.
14699 (process_file): Likewise.
14700 (read_graph_file): Likewise.
14701 (accumulate_line_counts): Likewise.
14702 (output_lines): Likewise.
14704 2016-08-05 Richard Biener <rguenther@suse.de>
14706 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14707 restriction on threading to a loop header.
14709 2016-08-05 Richard Biener <rguenther@suse.de>
14711 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14712 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14713 adjust loop info accordingly.
14715 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
14717 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
14718 before folding call to __builtin_constant_p with parameters to false.
14720 2016-08-05 Alan Modra <amodra@gmail.com>
14722 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
14723 code accidentally committed 2016-05-02 providing class when given
14726 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14728 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
14729 the case label ranges that partially overlap with OP's value
14732 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
14735 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
14736 Cast builtin function result to __mmask16 instead of __mmask8.
14737 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14738 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
14739 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
14741 2016-08-04 David Malcolm <dmalcolm@redhat.com>
14743 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
14744 (ASSERT_TRUE_AT): New macro.
14745 (ASSERT_FALSE): Reimplement in terms of...
14746 (ASSERT_FALSE_AT): New macro.
14747 (ASSERT_STREQ_AT): Fix typo in comment.
14749 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
14751 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
14752 labels are exhaustive, designate the label with the widest
14753 range to be the default label.
14755 2016-08-04 Andrew Pinski <apinski@cavium.com>
14757 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
14758 (thunderx_tunings): Use thunderx_vector_cost instead of
14759 generic_vector_cost.
14761 2016-08-04 Martin Liska <mliska@suse.cz>
14763 * gcov.c (main): Fix GNU coding style.
14764 (output_intermediate_file): Likewise.
14765 (process_file): Likewise.
14766 (generate_results): Likewise.
14767 (release_structures): Likewise.
14768 (create_file_names): Likewise.
14769 (find_source): Likewise.
14770 (read_graph_file): Likewise.
14771 (find_exception_blocks): Likewise.
14772 (canonicalize_name): Likewise.
14773 (make_gcov_file_name): Likewise.
14774 (mangle_name): Likewise.
14775 (accumulate_line_counts): Likewise.
14776 (output_branch_count): Likewise.
14777 (read_line): Likewise.
14779 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
14781 PR rtl-optimization/71779
14782 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
14783 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
14784 or if it was truncated.
14786 PR rtl-optimization/70903
14787 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
14789 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14791 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
14792 accessing SSA_NAME_PTR_INFO.
14794 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14797 * common/config/avr/avr-common.c (avr_option_optimization_table)
14798 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
14800 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
14803 * config/avr/avr.md: New pattern to work around do_store_flag
14804 generating shift instructions for bit extractions.
14806 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
14808 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
14810 (add_equivalence): Likewise.
14811 (get_value_range): Allocate value range with vrp_value_range_pool.
14812 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
14813 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
14815 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
14817 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
14818 the default for the rs6000 port.
14820 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
14822 PR middle-end/71876
14823 * calls.c (special_function_p): Remove special handling of
14824 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
14825 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
14826 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
14828 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
14830 PR middle-end/72778
14831 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
14832 Don't stop on regular insns.
14834 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
14836 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
14837 size to DImode boundary.
14838 (nvptx_propagate): Likewise.
14840 2016-08-03 Alan Modra <amodra@gmail.com>
14842 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
14843 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
14844 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
14845 from -mefficient-unaligned-vector. Note that this affects fp too.
14847 2016-08-03 Alan Modra <amodra@gmail.com>
14849 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
14852 2016-08-03 Alan Modra <amodra@gmail.com>
14854 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
14855 to a reg. Localize vars.
14857 2016-08-03 Alan Modra <amodra@gmail.com>
14859 * config/rs6000/rs6000.opt: Remove negatives from help strings
14862 2016-08-03 Alan Modra <amodra@gmail.com>
14864 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
14865 Delete duplicated code.
14867 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14869 PR middle-end/72778
14870 * lra-spills.c (regno_in_use_p): New.
14871 (lra_final_code_change): Use it.
14873 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
14875 PR rtl-optimization/69847
14876 * lra-int.h (struct lra-reg): Use restore_rtx instead of
14878 (lra_rtx_hash): New.
14879 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
14881 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
14882 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
14883 * lra-spills.c (lra_final_code_change): Don't delete insn when the
14884 next insn is USE with the same reg as the current insn source.
14885 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
14887 (lra_constraints_init): Call initiate_invariants.
14888 (lra_constraints_finish): Call finish_invariants.
14889 (struct invariant, invariant_t, invariant_ptr_t): New.
14890 (const_invariant_ptr_t, invariants, invariants_pool): New.
14891 (invariant_table, invariant_hash, invariant_eq_p): New.
14892 (insert_invariant, initiate_invariants, finish_invariants): New.
14893 (clear_invariants, invalid_invariant_regs): New.
14894 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
14895 instead of restore_regno.
14896 (invariant_p, process_invariant_for_inheritance): New.
14897 (inherit_in_ebb): Implement invariant inheritance.
14898 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
14899 (remove_inheritance_pseudos): Implement undoing invariant
14901 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
14902 instead of restore_regno.
14903 * lra-assigns.c (regno_live_length): New.
14904 (reload_pseudo_compare_func): Use regno_live_length.
14905 (assign_by_spills): Use restore_rtx instead of restore_regno.
14906 (lra_assign): Ditto. Initiate regno_live_length.
14908 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
14910 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
14911 __builtin_aarch64_fmindf.
14913 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14915 PR tree-optimization/34114
14916 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
14917 information for more control IVs.
14919 2016-08-02 Bin Cheng <bin.cheng@arm.com>
14921 PR tree-optimization/34114
14922 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
14923 PLUS_EXPR case. Handle SSA_NAME case.
14925 2016-08-02 Tamar Christina <tamar.christina@arm.com>
14927 * config/aarch64/aarch64-simd-builtins.def
14928 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
14929 (__builtin_aarch64_fmaxdf): Likewise.
14930 (__builtin_aarch64_smin_nandf): Likewise.
14931 (__builtin_aarch64_smax_nandf): Likewise.
14932 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
14933 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
14934 (<fmaxmin><mode>3): ...this.
14935 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
14936 (vminnm_f64): Likewise.
14937 (vmin_f64): Likewise.
14938 (vmax_f64): Likewise.
14939 * config/aarch64/iterators.md (FMAXMIN): Merge with...
14940 (FMAXMIN_UNS): ...this.
14941 (fmaxmin): Merged with
14942 (fmaxmin_op): ...this...
14943 (maxmin_uns_op): ...in to this.
14945 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14948 Add support for vec_extract on vector float, vector int, vector
14949 short, and vector char vector types.
14950 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14951 vector float, vector int, vector short, and vector char
14952 optimizations on 64-bit ISA 2.07 systems for both constant and
14953 variable element numbers.
14954 (rs6000_split_vec_extract_var): Likewise.
14955 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
14956 Altivec registers on ISA 2.07 and above.
14957 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
14958 which never was matched due to the split occuring before register
14959 allocation (and the code would not have worked on little endian
14960 systems if it did match). Allow extracts to go to the Altivec
14961 registers if ISA 2.07 (power8). Change from using "" around the
14962 C++ code to using {}'s.
14963 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
14964 vec_extracts when the vector is in memory.
14965 (vsx_extract_v4sf_var): New insn to optimize vector float
14966 vec_extracts when the element number is variable on 64-bit ISA
14968 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
14969 for 64-bit ISA 2.07 as well as ISA 3.0.
14970 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
14971 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
14972 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
14973 optimize vector int, vector short, and vector char vec_extracts
14974 when the vector is in memory.
14975 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
14976 optimize vector int, vector short, and vector char vec_extracts
14977 when the element number is variable.
14979 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
14982 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
14983 does not overlap with other symbol flags.
14985 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
14987 * config/aarch64/aarch64.h (aarch64_frame):
14988 Remove padding0 and hardfp_offset. Add locals_offset,
14989 initial_adjust, callee_adjust, callee_offset and final_adjust.
14990 * config/aarch64/aarch64.c (aarch64_layout_frame):
14991 Remove unused padding0 and hardfp_offset initializations.
14992 Choose frame layout and set frame variables accordingly.
14993 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
14994 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
14995 (aarch64_pop_regs): Likewise.
14996 (aarch64_expand_prologue): Remove all decision code, just emit
14997 prolog according to frame variables.
14998 (aarch64_expand_epilogue): Remove all decision code, just emit
14999 epilog according to frame variables.
15000 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15002 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15005 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15006 fix_debug_reg_uses after changing source register mode to
15007 V1TImode if source register is undefined.
15009 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15011 PR tree-optimization/71818
15012 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15013 with non invariant evolutions
15015 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15018 * config/avr/avr.md (length) [branch]: Correct insn length
15019 attribute for forward branches.
15021 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15023 * doc/extend.texi (AVR Built-in Functions): Document
15024 __builtin_avr_nops.
15025 * config/avr/builtins.def (NOPS): New.
15026 * config/avr/avr.c (avr_expand_nops): New static function.
15027 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15029 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15031 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15032 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15035 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15037 * config/aarch64/aarch64.c (vulcan_tunings): Update
15038 vulcan L1 cache_line_size.
15040 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15042 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15043 function that takes a vector memory address, a hard register, an
15044 element number and a temporary base register, and recreates an
15045 address that points to the appropriate element within the vector.
15046 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15047 (rs6000_split_vec_extract_var): Add support for the target of a
15048 vec_extract with variable element number being a scalar memory
15050 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15052 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15053 vsx_extract_<mode>_load insn with a new insn that optimizes
15054 storing either element to a memory location, using scratch
15055 registers to pick apart the vector and reconstruct the address.
15056 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15057 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15058 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15060 (vsx_extract_<mode>_var): Add support for extracting a variable
15061 element number from memory.
15063 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15065 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15066 when testing for compares against constants of the form 0xabab.
15068 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15070 PR tree-optimization/57558
15071 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15073 (vect_loop_versioning): Support versioning with niter assumptions.
15074 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15075 (vect_get_loop_niters): New parameter. Reimplement to support
15076 assumptions in loop niter info.
15077 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15078 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15079 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15080 Support loop versioning for niters.
15081 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15082 (vect_free_loop_info_assumptions): New function.
15083 (vectorize_loops): Free loop niter info for loops with flag
15084 LOOP_F_ASSUMPTIONS set if vectorization failed.
15085 * tree-vectorizer.h (struct _loop_vec_info): New field
15086 num_iters_assumptions.
15087 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15088 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15089 (LOOP_REQUIRES_VERSIONING): New macro.
15090 (vect_free_loop_info_assumptions): New decl.
15092 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15094 * cfgloop.h (struct loop): New field constraints.
15095 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15096 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15098 * cfgloop.c (alloc_loop): Initialize new field.
15099 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15100 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15101 Adjust niter analysis wrto loop constraints.
15102 * doc/loop.texi (@node Number of iterations): Add description for loop
15105 2016-07-29 Marek Polacek <polacek@redhat.com>
15108 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15109 (ix86_expand_round_builtin): Likewise.
15111 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15112 Georg-Johann Lay <avr@gjlay.de>
15114 PR rtl-optimization/71976
15115 * combine.c (get_last_value): Return 0 if the argument for which
15116 the function is called has a wider mode than the recorded value.
15118 2016-07-29 Marek Polacek <polacek@redhat.com>
15121 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15122 (altivec_expand_st_builtin): Likewise.
15124 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15126 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15127 introduced in r238381.
15129 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15131 PR middle-end/68217
15132 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15133 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15135 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15137 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15139 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15140 Add support for vec_extract of vector double or vector long having
15141 a variable element number on 64-bit ISA 2.07 systems or newer.
15142 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15144 (rs6000_split_vec_extract_var): New function to split a
15145 vec_extract built-in function with variable element number.
15146 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15148 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15149 (UNSPEC_VSX_EXTRACT): Likewise.
15150 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15151 direct move instructions to be generated on 64-bit ISA 2.07
15152 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15154 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15155 arguments for vec_extract variable element.
15156 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15157 vec_extract with variable element on V2DFmode and V2DImode
15159 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15160 -mupper-regs-df requirement, since it isn't needed.
15161 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15162 do direct moves on 64-bit systems, which allows optimization of
15163 vec_extract on 64-bit ISA 2.07 systems and newer.
15165 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15166 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15168 * config/aarch64/aarch64.md
15169 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15170 statement and type.
15171 (<optab>qihi2_aarch64): Likewise, and split into two.
15172 (extendqihi2_aarch64): New.
15173 (zero_extendqihi2_aarch64): New.
15174 * config/aarch64/iterators.md (ldrxt): Remove.
15175 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15178 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15180 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15182 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15184 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15185 (aarch64_push_reg): New function to push 1 or 2 registers.
15186 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15187 (aarch64_expand_prologue): Use aarch64_push_regs.
15188 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15190 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15192 PR tree-optimization/71734
15193 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15194 attribute instead of REF_LOOP and use it.
15195 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15196 set it for Loops having non-zero safelen attribute.
15197 (ref_indep_loop_p): Pass zero as initial value for safelen.
15199 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15201 PR middle-end/72657
15203 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15204 call using chkp_gimple_call_builtin_p.
15205 (chkp_copy_bounds_for_assign): Likewise.
15207 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15209 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15210 * config/arm/arm-protos.h (struct tune_params): Likewise.
15211 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15212 (cortex_a9_sched_adjust_cost): Likewise.
15213 (fa726te_sched_adjust_cost): Likewise.
15214 (arm_adjust_cost): Likewise.
15215 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15216 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15217 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15218 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15219 * config/ia64/ia64.c: Likewise.
15220 * config/m68k/m68k.c: Likewise.
15221 * config/mep/mep.c (mep_adjust_cost): Likewise.
15222 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15224 * config/mips/mips.c (mips_adjust_cost): Likewise.
15225 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15227 * config/pa/pa.c (pa_adjust_cost): Likewise.
15228 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15229 (rs6000_debug_adjust_cost): Likewise.
15230 * config/sh/sh.c (sh_adjust_cost): Likewise.
15231 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15232 (hypersparc_adjust_cost): Likewise.
15233 (sparc_adjust_cost): Likewise.
15234 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15235 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15236 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15238 * config/visium/visium.c (visium_adjust_cost): Likewise.
15239 * doc/tm.texi: Regenerate.
15240 * haifa-sched.c (dep_cost_1): Adjust.
15241 * target.def: Merge adjust_cost and adjust_cost_2.
15243 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15245 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15247 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15249 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15250 (extract_mentioned_regs): Append to a vector instead of
15251 returning a rtx_expr_list.
15252 (st_expr_entry): Adjust.
15253 (free_st_expr_entry): Likewise.
15254 (store_ops_ok): Likewise.
15255 (store_killed_in_insn): Likewise.
15256 (find_moveable_store): Likewise.
15258 2016-07-28 Martin Liska <mliska@suse.cz>
15260 PR gcov-profile/68025
15261 * tree-profile.c (tree_profiling): Respect
15262 no_profile_instrument_function attribute.
15263 * doc/extend.texi: Document no_profile_instrument_function
15266 2016-07-28 Martin Liska <mliska@suse.cz>
15268 PR rtl-optimization/70944
15269 * combine.c (make_compound_operation):
15270 Do not allow make_compound_operation for vector mode
15272 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15274 PR middle-end/71994
15275 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15276 before calling get_ops.
15278 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15280 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15281 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15282 (BITS_PER_UNIT_LOG): Remove.
15283 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15284 * expr.c (expand_assignment): Likewise.
15285 * stor-layout.c (initialize_sizetypes): Likewise.
15287 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15289 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15290 signature of rs6000_expand_vector_extract so that the element
15291 number is a RTX instead of a constant integer.
15292 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15294 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15295 (altivec_expand_vec_ext_builtin): Likewise.
15296 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15297 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15298 MFVSRLD instruction.
15300 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15302 * input.c (get_pure_location): Move here from tree.c.
15303 (make_location): Likewise. Add header comment.
15304 (selftest::test_accessing_ordinary_linemaps): Verify
15305 pure_location_p, make_location, get_location_from_adhoc_loc and
15306 get_range_from_loc.
15307 * input.h (get_pure_location): Move declaration here from tree.h.
15308 (get_finish): Likewise for inline function.
15309 (make_location): Likewise for declaration.
15310 * tree.c (get_pure_location): Move to input.c.
15311 (make_location): Likewise.
15312 * tree.h (get_pure_location): Move declaration to tree.h.
15313 (get_finish): Likewise for inline function.
15314 (make_location): Likewise for declaration.
15316 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15318 PR middle-end/71078
15319 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15321 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15323 * system.h (STATIC_ASSERT): Use static_assert if building
15324 with C++11 onwards.
15326 2016-07-27 Richard Biener <rguenther@suse.de>
15328 PR tree-optimization/72517
15329 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15330 Revert change to not compute read-read dependences.
15332 2016-07-27 Richard Biener <rguenther@suse.de>
15334 * predict.c (set_even_probabilities): Make nedges unsigned.
15336 2016-07-27 Martin Liska <mliska@suse.cz>
15338 * predict.c (set_even_probabilities): Handle unlikely edges.
15339 (combine_predictions_for_bb): Likewise.
15341 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15344 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15345 __float128 support when we don't have hardware support, so that
15346 the IEEE built-in functions like isgreater, first call __unordkf3
15347 to make sure neither operand is a NaN, and if both operands are
15348 ordered, do the normal comparison.
15350 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15352 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15354 (extract_code_and_val_from_cond_with_ops): Verify that name is
15355 either cond_op0 or cond_op1.
15357 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15359 PR tree-optimization/18046
15360 * genmodes.c (emit_mode_size_inline): Emit an assert that
15361 verifies that mode is a valid array index.
15362 (emit_mode_nuinits_inline): Likewise.
15363 (emit_mode_inner_inline): Likewise.
15364 (emit_mode_unit_size_inline): Likewise.
15365 (emit_mode_unit_precision_inline): Likewise.
15366 * tree-vrp.c: Include params.h.
15367 (find_switch_asserts): Register edge assertions for the default
15368 label which correspond to the anti-ranges of each case label.
15369 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15370 * doc/invoke.texi: Document it.
15372 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15374 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15375 and unnecessary call to gimple_bb.
15377 2016-07-26 Richard Biener <rguenther@suse.de>
15379 PR rtl-optimization/71984
15380 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15383 2016-07-26 Richard Biener <rguenther@suse.de>
15385 PR middle-end/72517
15386 * expmed.c (extract_bit_field_1): Constrain the vector mode
15387 with element size matching the extraction mode size when
15388 choosing a better vector mode to do the extraction from.
15390 2016-07-26 Richard Biener <rguenther@suse.de>
15391 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15393 PR middle-end/70920
15394 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15397 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15399 * tree-ssa-structalias.c (struct scc_info): Change types of
15400 members to auto_sbitmap and auto_vec.
15401 (scc_info::scc_info): New constructor.
15402 (scc_info::~scc_info): New destructor.
15403 (init_scc_info): Remove.
15404 (free_scc_info): Remove.
15405 (find_indirect_cycles): Adjust.
15406 (perform_var_substitution): Likewise.
15407 (free_var_substitution_info): Likewise.
15409 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15411 * tree-outof-ssa.c (struct elim_graph): Change type of members
15412 to auto_vec and auto_sbitmap.
15413 (elim_graph::elim_graph): New constructor.
15414 (delete_elim_graph): Remove.
15415 (expand_phi_nodes): Adjust.
15417 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15419 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15420 (new_elim_graph): Adjust.
15421 (clear_elim_graph): Likewise.
15422 (delete_elim_graph): Likewise.
15423 (elim_graph_size): Likewise.
15424 (elim_graph_add_node): Likewise.
15425 (elim_graph_add_edge): Likewise.
15426 (elim_graph_remove_succ_edge): Likewise.
15427 (eliminate_name): Likewise.
15428 (eliminate_build): Likewise.
15429 (elim_forward): Likewise.
15430 (elim_unvisited_predecessor): Likewise.
15431 (elim_backward): Likewise.
15432 (elim_create): Likewise.
15433 (eliminate_phi): Likewise.
15434 (expand_phi_nodes): Likewise.
15436 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15438 * bt-load.c (compute_out): Use auto_sbitmap class.
15439 (link_btr_uses): Likewise.
15440 * cfganal.c (mark_dfs_back_edges): Likewise.
15441 (post_order_compute): Likewise.
15442 (inverted_post_order_compute): Likewise.
15443 (pre_and_rev_post_order_compute_fn): Likewise.
15444 (single_pred_before_succ_order): Likewise.
15445 * cfgexpand.c (pass_expand::execute): Likewise.
15446 * cfgloop.c (verify_loop_structure): Likewise.
15447 * cfgloopmanip.c (fix_bb_placements): Likewise.
15448 (remove_path): Likewise.
15449 (update_dominators_in_loop): Likewise.
15450 * cfgrtl.c (break_superblocks): Likewise.
15451 * ddg.c (check_sccs): Likewise.
15452 (create_ddg_all_sccs): Likewise.
15453 * df-core.c (df_worklist_dataflow): Likewise.
15454 * dse.c (dse_step3): Likewise.
15455 * except.c (eh_region_outermost): Likewise.
15456 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15457 * gcse.c (prune_expressions): Likewise.
15458 (prune_insertions_deletions): Likewise.
15459 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15460 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15461 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15462 * lcm.c (compute_earliest): Likewise.
15463 (compute_farthest): Likewise.
15464 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15465 (unroll_loop_runtime_iterations): Likewise.
15466 (unroll_loop_stupid): Likewise.
15467 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15468 * lra-lives.c: Likewise.
15469 * lra.c (lra): Likewise.
15470 * modulo-sched.c (schedule_reg_moves): Likewise.
15471 (optimize_sc): Likewise.
15472 (get_sched_window): Likewise.
15473 (sms_schedule_by_order): Likewise.
15474 (check_nodes_order): Likewise.
15475 (order_nodes_of_sccs): Likewise.
15476 (order_nodes_in_scc): Likewise.
15477 * recog.c (split_all_insns): Likewise.
15478 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15479 * reload1.c (reload): Likewise.
15480 * sched-rgn.c (haifa_find_rgns): Likewise.
15481 (split_edges): Likewise.
15482 (compute_trg_info): Likewise.
15483 * sel-sched.c (init_seqno): Likewise.
15484 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15485 * tree-into-ssa.c (update_ssa): Likewise.
15486 * tree-ssa-live.c (live_worklist): Likewise.
15487 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15488 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15490 (try_peel_loop): Likewise.
15491 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15493 * tree-ssa-pre.c (compute_antic): Likewise.
15494 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15495 * tree-stdarg.c (reachable_at_most_once): Likewise.
15496 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15497 * var-tracking.c (vt_find_locations): Likewise.
15499 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15501 * sbitmap.h (auto_sbitmap): New class.
15503 2016-07-26 Alan Modra <amodra@gmail.com>
15506 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15509 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15511 * input.c (selftest::temp_source_file::temp_source_file): Fix
15512 missing "%s" in fprintf.
15514 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15516 PR middle-end/71732
15517 * cselib.c (cselib_process_insn): Invalidate argument slots for
15520 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15522 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15523 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15524 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15526 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15528 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15529 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15530 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15532 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15534 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15535 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15537 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15538 (add<mode>3): Likewise.
15539 (sub<mode>3): Likewise.
15540 (mul<mode>3): Likewise.
15541 (div<mode>3): Likewise.
15542 (*div<mode>3): Likewise.
15543 (<fmaxmin><mode>3): Extend to HF.
15544 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15545 (fabd<mode>3): Likewise.
15546 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15547 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15548 (aarch64_fmulx<mode>): Likewise.
15549 (aarch64_fac<optab><mode>): Likewise.
15550 (aarch64_frecps<mode>): Likewise.
15551 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15552 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15553 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15554 (VSDQ_HSDI): Support HI.
15555 (fcvt_target, FCVT_TARGET): Likewise.
15556 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15557 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15558 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15559 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15560 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15561 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15562 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15563 vrsqrtsh_f16): New.
15565 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15567 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15568 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15569 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15570 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15572 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15573 (aarch64_cm<optab><mode>): Likewise.
15574 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15575 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15576 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15577 (sqrt<mode>2): Likewise.
15578 (*sqrt<mode>2): Likewise.
15579 (abs<mode>2): Likewise.
15580 (<optab><mode>hf2): New pattern for HF mode.
15581 (<optab>hihf2): Likewise.
15582 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15583 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15584 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15586 * config/aarch64/arm_fp16.h: New file.
15587 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15588 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15589 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15590 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15591 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15592 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15593 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15594 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15595 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15596 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15597 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15598 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15601 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15603 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15604 reduc_smin_scal_): Use VDQIF_F16.
15605 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15606 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15608 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15609 * config/aarch64/iterators.md (VDQIF_F16): New.
15610 (vp): Support HF modes.
15611 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15612 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15614 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15616 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15617 "*aarch64_mulx_elt_from_dup<mode>".
15618 (*aarch64_mul3_elt<mode>): Update schedule type.
15619 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15620 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15621 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15622 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15623 (f, fp): Support HF modes.
15624 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15625 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15626 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15627 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15628 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15629 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15631 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15633 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15634 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15636 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15639 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15641 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15642 * config/aarch64/aarch64-simd.md
15643 (aarch64_rsqrts<mode>): Extend to HF modes.
15644 (fabd<mode>3): Likewise.
15645 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15646 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15647 (aarch64_<maxmin_uns>p<mode>): Likewise.
15648 (<su><maxmin><mode>3): Likewise.
15649 (<maxmin_uns><mode>3): Likewise.
15650 (<fmaxmin><mode>3): Likewise.
15651 (aarch64_faddp<mode>): Likewise.
15652 (aarch64_fmulx<mode>): Likewise.
15653 (aarch64_frecps<mode>): Likewise.
15654 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15655 (add<mode>3): Extend to HF modes.
15656 (sub<mode>3): Likewise.
15657 (mul<mode>3): Likewise.
15658 (div<mode>3): Likewise.
15659 (*div<mode>3): Likewise.
15660 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15662 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15663 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15664 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15665 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15666 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15667 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15668 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15669 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15670 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15671 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15672 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15673 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15674 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15675 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15677 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15679 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15680 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15681 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15682 (neg<mode>2): Likewise.
15683 (abs<mode>2): Likewise.
15684 (<frint_pattern><mode>2): Likewise.
15685 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15686 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15687 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15688 (ftrunc<VDQF:mode>2): Likewise.
15689 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15690 (sqrt<mode>2): Likewise.
15691 (*sqrt<mode>2): Likewise.
15692 (aarch64_frecpe<mode>): Likewise.
15693 (aarch64_cm<optab><mode>): Likewise.
15694 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15696 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15697 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15699 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15700 (vdupq_n_f16): Likewise.
15701 (vld1_dup_f16): Use vdup_n_f16.
15702 (vld1q_dup_f16): Use vdupq_n_f16.
15703 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15704 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15705 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15706 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15707 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15708 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15709 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15710 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15711 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15712 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15713 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
15714 vsqrt_f16, vsqrtq_f16): New.
15716 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15718 * config/aarch64/aarch64-simd.md
15719 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
15720 (aarch64_ext<mode>): Likewise.
15721 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
15722 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
15723 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
15725 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
15727 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
15728 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
15729 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
15730 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
15731 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
15732 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
15733 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
15735 (vmov_n_f16): Reimplement using vdup_n_f16.
15736 (vmovq_n_f16): Reimplement using vdupq_n_f16..
15738 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15740 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
15741 "frame_related_p". Generate CFA annotation when it's necessary.
15742 (aarch64_expand_prologue): Use aarch64_add_constant.
15743 (aarch64_expand_epilogue): Likewise.
15744 (aarch64_output_mi_thunk): Pass "false" when calling
15745 aarch64_add_constant.
15747 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15749 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
15752 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15754 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
15755 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
15756 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
15757 (aarch64_build_constant): Delete.
15759 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
15762 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
15764 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
15765 flag_toplevel_reorder.
15767 2016-07-25 Richard Biener <rguenther@suse.de>
15769 * cgraph.c (cgraph_node::verify_node): Compare against builtin
15770 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
15771 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
15772 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
15773 (streamer_get_builtin_tree): Likewise.
15774 (streamer_write_builtin): Likewise.
15775 * lto-streamer.h (LTO_builtin_decl): Remove.
15776 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
15777 (lto_input_scc): Remove LTO_builtin_decl handling.
15778 (lto_input_tree_1): Liekwise.
15779 * lto-streamer-out.c (lto_output_tree_1): Remove special
15780 handling of builtins.
15781 (DFS::DFS): Likewise.
15782 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
15783 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
15785 (streamer_write_builtin): Remove.
15787 2016-07-25 Martin Liska <mliska@suse.cz>
15789 * lto-cgraph.c (input_symtab): Don't call get_working_sets
15790 if flag_auto_profile is set to true.
15792 2016-07-25 Martin Liska <mliska@suse.cz>
15794 PR gcov-profile/71868
15795 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
15796 have a function with multiple latches, count them all.
15798 2016-07-25 Martin Liska <mliska@suse.cz>
15800 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
15802 2016-07-25 Martin Liska <mliska@suse.cz>
15804 PR tree-optimization/71987
15805 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
15806 just for SSA_NAMEs. Fix GNU coding style.
15808 2016-07-25 Martin Liska <mliska@suse.cz>
15810 PR gcov-profile/64874
15811 * gcov-io.h: Update command about file format.
15812 * gcov-iov.c (main): Adapt the numbering scheme.
15814 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15816 PR middle-end/66726
15817 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
15818 whose result is used in PHI.
15819 (final_range_test_p): Likewise.
15820 (maybe_optimize_range_tests): Likewise.
15822 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15824 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15825 Reformat two multi-line strings.
15827 2016-07-22 Martin Sebor <msebor@redhat.com>
15829 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
15831 2016-07-22 Martin Sebor <msebor@redhat.com>
15834 * doc/extend.texi (Compound Literals): Correct and clarify.
15835 (Cast to Union): Same.
15837 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
15839 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
15840 comments to explain why certain error messages make mention of
15841 undocumented options.
15842 (rs6000_invalid_builtin): Change error messages to replace mention
15843 of undocumented options with mention of the -mcpu=power9 option
15844 that enables those undocumented options.
15845 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
15846 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
15847 definition of this macro to correct an existing error.
15848 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
15849 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
15850 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
15851 descriptions of built-in functions so that they depend on
15852 -mcpu=power9 instead of on the corresponding undocumented flags.
15853 * doc/invoke.texi (Option Summary): Remove all mention of newly
15854 undocumented flags.
15855 (IBM RS/6000 and PowerPC Options): Likewise.
15856 * doc/md.texi (Constraints for Particuliar Machines): Remove all
15857 mention of newly undocumented flags.
15859 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
15861 * ipa-cp.c (determine_versionability): Do not create constprop clones,
15862 when target_clones attribute is set.
15864 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15866 * common.opt (funsafe-loop-optimizations): Mark ignore.
15867 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
15868 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
15870 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
15871 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
15873 2016-07-22 Bin Cheng <bin.cheng@arm.com>
15875 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
15877 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
15879 (number_of_iterations_exit): Warn missed loop optimization for
15880 possible infinite loops.
15882 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
15885 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
15886 when to emit a ".machine" pseudo-op.
15888 2016-07-22 Martin Liska <mliska@suse.cz>
15890 PR gcov-profile/69028
15891 PR gcov-profile/62047
15892 * coverage.c (coverage_compute_lineno_checksum): Do not
15893 calculate checksum for fns w/o xloc.file.
15894 (coverage_compute_profile_id): Likewise.
15896 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
15898 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
15899 (avr_secondary_reload): ...and implementation.
15900 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
15901 * config/avr/avr.md (reload_in<mode>): Remove insns.
15902 (adjust_len) [lpm]: Remove insn attribute value.
15903 * config/avr/predicates.md (flash_operand): Remove insn predicate.
15905 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15907 PR middle-end/71876
15908 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
15910 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
15911 * calls.c (special_function_p): Remove the special handling of the
15912 "__builtin_" prefix.
15914 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15916 PR middle-end/71876
15917 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
15918 if STMT may be an alloca call.
15919 (gimple_alloca_call_p, alloca_call_p): Return only true for the
15920 builtin alloca call.
15921 * calls.h (gimple_maybe_alloca_call_p): New function.
15922 * tree-inline.c (inline_forbidden_p_stmt): Use
15923 gimple_maybe_alloca_call_p here.
15925 2016-07-21 David Malcolm <dmalcolm@redhat.com>
15927 * spellcheck-tree.c (best_macro_match::best_macro_match):
15928 Explictly specify the template arguments when invoking the base
15929 class constructor, to help older C++ compilers.
15931 2016-07-21 Jakub Jelinek <jakub@redhat.com>
15934 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
15935 before builtin_decl_implicit.
15937 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15939 * optabs.c (emit_condiitonal_move): Short circuit for identical
15942 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15944 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
15945 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
15946 (noce_conversion_profitable_p): New.
15947 (noce_try_store_flag_constants): Use it.
15948 (noce_try_addcc): Likewise.
15949 (noce_try_store_flag_mask): Likewise.
15950 (noce_try_cmove): Likewise.
15951 (noce_try_cmove_arith): Likewise.
15952 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
15954 (noce_convert_multiple_sets): Move cost model to here, from...
15955 (bb_ok_for_noce_convert_multiple_sets) ...here.
15956 (noce_process_if_block): Update calls for above changes.
15957 (noce_find_if_block): Record new noce_if_info parameters.
15959 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
15961 * target.def (max_noce_ifcvt_seq_cost): New.
15962 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
15963 * doc/tm.texi: Regenerate.
15964 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
15965 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
15966 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
15967 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
15968 * doc/invoke.texi: Document new params.
15970 2016-07-21 Richard Biener <rguenther@suse.de>
15972 PR tree-optimization/71947
15973 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
15974 ranges have useful limit_vr information.
15976 2016-07-21 Richard Biener <rguenther@suse.de>
15978 * function-tests.c (build_trivial_generic_function): Set
15979 BLOCK_SUPERCONTEXT of DECL_INITIAL.
15980 * omp-low.c (create_omp_child_function): Likewise.
15981 (grid_expand_target_grid_body): Likewise.
15982 * cgraphunit.c (init_lowered_empty_function): Likewise.
15983 (cgraph_node::expand_thunk): Likewise.
15984 * tree-parloops.c (create_loop_fn): Likewise.
15985 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
15987 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15989 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
15992 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
15994 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
15995 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
15996 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
15997 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
15998 values for insn attribute.
15999 * config/avr/avr.c (avr_out_insert_notbit): New function.
16000 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16001 ADJUST_LEN_INSV_NOTBIT_0/_7.
16002 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16004 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16006 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16007 (chrec_convert_1, chrec_convert): Ditto.
16008 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16009 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16010 * tree-vrp.c (adjust_range_with_scev): Ditto.
16011 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16012 (scev_var_range_cant_overflow): New function.
16013 (scev_probably_wraps_p): New parameter. Call above function.
16014 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16016 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16018 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16019 by removing computation of may_be_zero.
16021 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16023 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16025 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16027 Improving concepts performance and diagnostics.
16028 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16029 for constraint satisfaction and subsumption.
16030 * timevar.h (auto_timevar): New constructor that matches the push/pop
16031 pattern of usage in pt.c.
16033 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16035 * hwint.h (HOST_WIDE_INT_0): New define.
16036 (HOST_WIDE_INT_0U): Ditto.
16037 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16038 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16039 * simplify-rtx.c: Ditto.
16040 * tree-object-size.c: Ditto.
16042 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16044 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16047 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16049 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16050 * combine.c: Use HOST_WIDE_INT_M1U instead of
16051 ~(unsigned HOST_WIDE_INT) 0.
16052 * double-int.h: Ditto.
16054 * dwarf2asm.c:Ditto.
16056 * genmodes.c: Ditto.
16058 * read-rtl.c: Ditto.
16059 * tree-ssa-loop-ivopts.c: Ditto.
16060 * tree-ssa-loop-prefetch.c: Ditto.
16061 * tree-vect-generic.c: Ditto.
16062 * tree-vect-patterns.c: Ditto.
16065 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16067 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16068 constant addresses outside [0,0xc0] into a register.
16069 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16070 cases where the base address register is unused after.
16071 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16072 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16073 (avr_out_store_psi_reg_disp_tiny): Same.
16075 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16077 Implement attribute progmem on reduced Tiny cores by adding
16078 flash offset 0x4000 to respective symbols.
16081 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16082 documentation how it works on reduced Tiny cores.
16083 (AVR Named Address Spaces): No support for reduced Tiny.
16084 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16085 (avr_address_tiny_pm_p): New static function.
16086 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16087 if the address is in progmem.
16088 (avr_assemble_integer): Same.
16089 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16090 for symbol_ref in progmem.
16091 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16092 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16093 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16095 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16097 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16098 * configure: Regenerate.
16099 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16100 (USE_THIN_ARCHIVES): New variable.
16101 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16102 this archive as a thin archive.
16104 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16106 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16107 same location as last time, don't skip if we have fix-it hints.
16108 Clarify the skipping logic by converting it from one "if" clause
16109 to repeated "if" clauses.
16110 * spellcheck-tree.c: Include "cpplib.h".
16111 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16112 (best_macro_match::best_macro_match): New constructor.
16113 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16114 Move here from c/c-decl.c.
16115 (class best_macro_match): Move here from c/c-decl.c, converting
16116 from a typedef to a subclass, gaining a ctor.
16118 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16120 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16121 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16123 (avr_addr_space_diagnose_usage): ...and implementation.
16124 (avr_addr_space_supported_p): New function.
16125 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16126 report bad address space usage if that space is supported.
16127 (avr_insert_attributes): Same. No more complain about unsupported
16129 * config/avr/avr-c.c (tm_p.h): Include it.
16130 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16131 macro if avr_addr_space_supported_p.
16133 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16135 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16136 flag_toplevel_reorder.
16138 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16140 * gcc-rich-location.c
16141 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16143 * gcc-rich-location.h
16144 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16146 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16148 * target.def (addr_space): Add new diagnose_usage to hook vector.
16149 * targhooks.c (default_addr_space_diagnose_usage): Add default
16150 implementation and...
16151 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16152 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16153 is some address space, call targetm.addr_space.diagnose_usage.
16154 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16155 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16156 * doc/tm.texi: Regenerate.
16158 2016-07-20 Martin Liska <mliska@suse.cz>
16160 PR middle-end/71898
16161 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16162 Properly handly PHI stmts.
16164 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16166 PR tree-optimization/71503
16167 PR tree-optimization/71683
16168 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16171 2016-07-20 Martin Liska <mliska@suse.cz>
16173 * doc/invoke.texi (-fipa-ra): Document when the option is
16174 disabled. Fix a typo.
16176 2016-07-20 Martin Liska <mliska@suse.cz>
16178 * Makefile.in: Include fibonacci_heap.c
16179 * fibonacci_heap.c: New file.
16180 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16181 (fibonacci_heap::union_with): Fix deletion of the second heap.
16182 * selftest-run-tests.c (selftest::run_tests): Incorporate
16183 fibonacci heap tests.
16184 * selftest.h: Declare fibonacci_heap_c_tests.
16186 2016-07-20 Martin Liska <mliska@suse.cz>
16188 * selftest-run-tests.c (selftest::run_tests): New function.
16189 * selftest.h (sreal_c_tests): Declare.
16190 * sreal.c (sreal_verify_basics): New function.
16191 (verify_aritmetics): Likewise.
16192 (sreal_verify_arithmetics): Likewise.
16193 (verify_shifting): Likewise.
16194 (sreal_verify_shifting): Likewise.
16195 (void sreal_c_tests): Likewise.
16197 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16199 PR rtl-optimization/71916
16200 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16201 bb which have a single succ fake edge.
16203 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16206 * dwarf2out.c (gen_subprogram_die): Only call
16207 gen_unspecified_parameters_die while dumping early dwarf.
16209 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16211 PR middle-end/71874
16212 * gimple-fold.c (fold_builtin_memory_op): Use
16213 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16215 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16217 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16218 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16219 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16220 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16221 * combine.c: Ditto.
16224 * double-int.c: Ditto.
16226 * dwarf2out.c: Ditto.
16229 * fold-const.c: Ditto.
16230 * function.c: Ditto.
16232 * genmodes.c: Ditto.
16236 * loop-doloop.c: Ditto.
16237 * loop-invariant.c: Ditto.
16238 * loop-iv.c: Ditto.
16243 * rtlanal.c: Ditto.
16244 * simplify-rtx.c: Ditto.
16245 * stor-layout.c: Ditto.
16247 * tree-ssa-loop-ivopts.c: Ditto.
16248 * tree-vect-generic.c: Ditto.
16249 * tree-vect-patterns.c: Ditto.
16254 * wide-int-print.cc: Ditto.
16255 * wide-int.cc: Ditto.
16256 * wide-int.h: Ditto.
16258 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16260 * selftest.c (selftest::assert_streq): Handle NULL values of
16261 val_actual and val_expected.
16263 2016-07-19 Martin Jambor <mjambor@suse.cz>
16266 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16267 rather than cgraph_create_node to get a call graph node.
16269 2016-07-19 Richard Biener <rguenther@suse.de>
16271 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16272 handle all tcc_constant bases and valueize SSA names.
16273 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16274 tcc_constant bases.
16276 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16278 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16279 the flags of the exit block and bb2, not just the entry block.
16281 2016-07-19 Richard Biener <rguenther@suse.de>
16283 PR tree-optimization/71901
16284 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16285 align member, group stuff with the bitfield.
16286 (vn_ref_op_align_unit): New inline.
16287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16288 record element alignment and operand 3 unchanged.
16289 (ao_ref_init_from_vn_reference): Adjust.
16290 (valueize_refs_1): Likewise.
16291 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16293 2016-07-19 Richard Biener <rguenther@suse.de>
16295 PR tree-optimization/71908
16296 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16297 symbolic constants in a more reliable way.
16299 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16301 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16303 (vect_update_inits_of_drs): Likewise.
16304 (vect_create_cond_for_alias_checks): Likewise.
16305 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16307 2016-07-19 Richard Biener <rguenther@suse.de>
16310 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16311 with an abstract origin that is not an inlined function outer
16312 scope add a self-reference as abstract origin.
16313 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16315 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16318 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16319 unintentional System V.4 structure return breakage for structures
16320 with a single floating point element.
16322 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16324 PR tree-optimization/71734
16325 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16326 contains REF, use it to check safelen, assume that safelen value
16327 must be greater 1, fix style.
16328 (ref_indep_loop_p_2): Add REF_LOOP argument.
16329 (ref_indep_loop_p): Pass LOOP as additional argument to
16330 ref_indep_loop_p_2.
16332 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16334 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16335 allocation in the prologue.
16336 * explow.c (get_dynamic_stack_base): New function to return an address
16337 expression for the dynamic stack base.
16338 (get_dynamic_stack_size): New function to do the required dynamic stack
16339 space size calculations.
16340 (allocate_dynamic_stack_space): Use new functions.
16341 (align_dynamic_address): Move some code from
16342 allocate_dynamic_stack_space to new function.
16343 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16345 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16347 * config/s390/s390.c (s390_encode_section_info): Always set
16348 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16351 2016-07-18 Richard Biener <rguenther@suse.de>
16353 PR tree-optimization/71893
16354 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16355 for sizetype cast added by array_ref_element_size.
16356 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16358 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16360 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16361 register parameters. Remove code to initialize argument pointer
16362 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16363 using a pc-relative branch. Cleanup conditional code.
16364 * config/pa/pa.md (call_mcount): New expander.
16365 (call_mcount_nonpic): New insn.
16366 (call_mcount_pic): New insn and split.
16367 (call_mcount_pic_post_reload): New insn.
16368 (call_mcount_64bit): New insn and split.
16369 (call_mcount_64bit_post_reload): New insn.
16371 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16373 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16374 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16375 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16376 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16377 (*usum_widenqihi3, *udiff_widenqihi3)
16378 (*addhi3_zero_extend.const): New combiner insns.
16379 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16380 just 1 bit is affected.
16381 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16382 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16384 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16386 * omp-low.c (lower_omp_target): Mark data clauses with
16387 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16388 zero-length subarrays.
16390 2016-07-15 Richard Biener <rguenther@suse.de>
16392 PR tree-optimization/71881
16393 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16394 reverse DOM order to make debug temp generation happy.
16396 2016-07-15 Richard Biener <rguenther@suse.de>
16398 PR tree-optimization/71887
16399 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16400 verify it is not zero for division / modulo handling.
16401 (value_replacement): Adjust.
16403 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16404 Julian Brown <julian@codesourcery.com>
16406 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16407 * config/aarch64/aarch64-cost-tables.h
16408 (vulcan_extra_costs): New variable.
16409 * config/aarch64/aarch64.c
16410 (vulcan_addrcost_table): Likewise.
16411 (vulcan_regmove_cost): Likewise.
16412 (vulcan_vector_cost): Likewise.
16413 (vulcan_branch_cost): Likewise.
16414 (vulcan_tunings): Likewise.
16416 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16418 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16419 (output_in_order): Loop over undefined variables too. Output them
16420 via assemble_undefined_decl. Skip variables that correspond to hard
16421 registers or have value-exprs.
16422 * varpool.c (symbol_table::output_variables): Handle undefined
16423 variables together with defined ones.
16425 2016-07-15 Richard Biener <rguenther@suse.de>
16427 * tree-ssa-pre.c (get_representative_for): Make sure to return
16428 the value number of SSA names.
16429 (phi_translate_1): get_representative_for cannot return NULL.
16430 (do_pre_regular_insertion): Remove redundant call to
16431 fully_constant_expression.
16432 (do_pre_partial_partial_insertion): Likewise.
16434 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16436 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16437 (derive_simple_iv_with_niters): New function.
16438 (simple_iv): Rewrite using simple_iv_with_niters.
16439 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16440 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16442 (number_of_iterations_exit): Rewrite using above function.
16443 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16446 2016-07-15 Richard Biener <rguenther@suse.de>
16448 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16449 vec_construct cost.
16451 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16453 PR tree-optimization/71872
16454 * tree-data-ref.c (get_references_in_stmt): Ignore references
16455 with is_gimple_constant get_base_address.
16457 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16459 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16460 (TARGET_HAVE_LDACQD): New macro.
16461 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16462 than TARGET_HAVE_LDACQ.
16463 (arm_load_acquire_exclusivedi): Likewise.
16464 (arm_store_release_exclusivedi): Likewise.
16466 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16468 PR rtl-optimization/71878
16469 * lra-constraints.c (match_reload): Pass information about other
16470 output operands. Create new unique register value if matching input
16471 operand shares same register value as output operand being considered.
16472 (curr_insn_transform): Record output operands already processed.
16474 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16477 PR tree-optimization/70923
16478 * tree-vect-patterns.c: Include mult-synthesis.h.
16479 (target_supports_mult_synth_alg): New function.
16480 (synth_lshift_by_additions): Likewise.
16481 (apply_binop_and_append_stmt): Likewise.
16482 (vect_synth_mult_by_constant): Likewise.
16483 (target_has_vecop_for_code): Likewise.
16484 (vect_recog_mult_pattern): Use above functions to synthesize vector
16485 multiplication by integer constants.
16487 2016-07-14 Alan Modra <amodra@gmail.com>
16489 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16490 gpr alternatives. Correct '*' placement on Y,r alternative.
16491 Add '*' on operand 1 of r,r alternative.
16493 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16495 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16496 * expmed.h: ... Here.
16498 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16500 * gimple.h (stmt_can_terminate_bb_p): New function.
16501 * tree-cfg.c (need_fake_edge_p): Rename to ...
16502 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16503 throw external; handle const and pure calls.
16504 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16506 2016-07-14 Richard Biener <rguenther@suse.de>
16508 PR tree-optimization/71866
16509 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16510 (do_hoist_insertion): Avoid endless recursion when we
16511 didn't insert anything because we managed to simplify
16512 things down to a constant or SSA name.
16513 (fully_constant_expression): Re-write in terms of ...
16514 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16515 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16516 vn_nary_build_or_lookup_1.
16517 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16518 (vn_nary_build_or_lookup): ... this which now wraps it.
16520 2016-07-14 Alan Modra <amodra@gmail.com>
16523 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16524 with p9_vector override before power9-dform override.
16526 2016-07-13 Andi Kleen <ak@linux.intel.com>
16528 * value-prof.c (gimple_value_profile_transformations): Don't run
16529 when auto_profile is on.
16531 2016-07-13 Andi Kleen <ak@linux.intel.com>
16533 * auto-profile.c (update_inlined_ind_target,
16534 afdo_indirect_call): Print information to dump file.
16536 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16538 * genrecog.c (special_predicate_operand_p): New function.
16539 (predicate_name): Move function.
16540 (validate_pattern): Don't warn about missing mode for all
16541 define_special_predicate predicates.
16543 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16545 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16546 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16547 resolve alias checks which are known at compilation time.
16548 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16549 alias checks are resolved. Move dump info for too many runtime
16550 alias checks to here...
16551 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16553 2016-07-13 Richard Biener <rguenther@suse.de>
16555 PR tree-optimization/24574
16556 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16557 position and add shift, rotate, divison and modulo support
16559 (value_replacement): Pass in argument position to absorbing_element_p.
16561 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16564 * ipa-inline-transform.c (inline_call): Support
16565 instrumented thunks.
16567 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16569 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16570 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16572 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16573 Baseline. Make initial alternative TARGET_32BIT only.
16574 (udivsi3): Likewise.
16575 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16576 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16579 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16581 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16582 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16583 availability with TARGET_HAVE_MOVT.
16584 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16585 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16586 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16588 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16589 extra instruction if MOVW is available. Use a cost variable
16590 incremented by COSTS_N_INSNS (1) when the condition match rather than
16591 returning an arithmetic expression based on COSTS_N_INSNS. Make
16592 constant with bottom half word zero cost 2 instruction if MOVW is
16594 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16595 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16596 target is ARMv8-M Baseline.
16597 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16598 (arm_movtas_ze): Likewise.
16599 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16600 alternative for constants satisfying j constraint.
16601 (thumb1_movsi_insn): Likewise.
16602 (movsi splitter for K alternative): Tighten condition to not trigger
16603 if movt is available and j constraint is satisfied.
16604 (Pe immediate splitter): Likewise.
16605 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16606 constant fitting in an halfword to use MOVW.
16607 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16610 2016-07-13 Richard Biener <rguenther@suse.de>
16612 PR middle-end/71104
16613 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16614 gimplifying the LHS. Make sure to gimplify a returning twice
16615 call LHS without using SSA names.
16617 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16619 * tree-data-ref.c (find_data_references_in_stmt): Remove
16620 unnecessary call to vec::release.
16621 (graphite_find_data_references_in_stmt): Likewise.
16622 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16623 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16625 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16627 * cfgexpand.c (expand_used_vars): Make the type of a local
16629 * genmatch.c (lower_for): Likewise.
16630 * haifa-sched.c (haifa_sched_init): Likewise.
16631 (add_to_speculative_block): Likewise.
16632 (create_check_block_twin): Likewise.
16633 * predict.c (handle_missing_profiles): Likewise.
16634 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16635 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16636 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16638 (maybe_lower_iteration_bound): Likewise.
16639 * tree-ssa-sccvn.c (DFS): Likewise.
16640 * tree-stdarg.c (reachable_at_most_once): Likewise.
16641 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16642 (vectorizable_store): Likewise.
16644 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16646 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16647 (sccvn_dom_walker): make cond_stack an auto_vec.
16649 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16651 * ree.c (struct ext_state): Make type of members auto_vec.
16652 (find_and_remove_re): Adjust.
16654 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16656 * cfgexpand.c (struct stack_vars_data): Make type of fields
16658 (expand_used_vars): Adjust.
16660 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16662 * ipa.c (record_cdtor_fn): Adjust.
16663 (build_cdtor_fns): Likewise.
16664 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16667 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16669 * genextract.c (struct accum_extract): Add constructor and make
16671 (gen_insn): Adjust.
16673 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16675 * tree.c (struct free_lang_data_d): Add constructor and change
16676 types of members to ones that automatically manage resources.
16677 (fld_worklist_push): Adjust.
16678 (find_decls_types): Likewise.
16679 (find_decls_types_in_eh_region): Likewise.
16680 (free_lang_data_in_cgraph): Stop manually creating and
16681 destroying members of free_lang_data_d.
16683 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16685 PR rtl-optimization/68961
16686 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16687 peephole variant. Use sse_reg_operand predicates.
16689 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16691 * config/i386/predicates.md (x86_64_immediate_operand)
16692 <case CONST_INT>: Remove unneeded truncation to DImode.
16693 <case CONST>: Ditto.
16694 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16696 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16699 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16700 The xxperm and xxpermr instructions require that the 2nd input
16701 operand overlap with the output operand, and not the 1st.
16702 (altivec_vperm_v8hiv16qi): Likewise.
16703 (altivec_vperm_<mode>_uns_internal): Likewise.
16704 (altivec_vpermr_<mode>_internal): Likewise.
16705 (vperm_v8hiv4si): Likewise.
16706 (vperm_v16qiv8hi): Likewise.
16708 2016-07-12 Nathan Sidwell <nathan@acm.org>
16710 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16711 when -mno-pic-data-is-text-relative is in effect, by default.
16712 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16713 behavior and clarify.
16715 2016-07-12 Martin Liska <mliska@suse.cz>
16717 * params.def: Add avg-loop niter.
16718 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
16719 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
16720 * doc/invoke.texi: Document the new parameter.
16722 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16724 PR middle-end/71700
16725 * expr.c (store_constructor): Mask sign-extended bits when widening
16726 sub-word constructor element at the start of a word.
16728 2016-07-12 Martin Liska <mliska@suse.cz>
16730 * Makefile.in: Append rule for params-options.h.
16731 * params-options.h: New file.
16733 2016-07-12 Martin Liska <mliska@suse.cz>
16735 * ira-build.c (mark_loops_for_removal): Properly iterate
16738 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
16739 Richard Biener <rguenther@suse.de>
16741 PR tree-optimization/23286
16742 PR tree-optimization/70159
16743 * doc/invoke.texi: Document -fcode-hoisting.
16744 * common.opt (fcode-hoisting): New flag.
16745 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
16746 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
16747 (do_regular_insertion): Rename to ...
16748 (do_pre_regular_insertion): ... this and amend general comments
16749 on insertion strathegy.
16750 (do_partial_partial_insertion): Rename to ...
16751 (do_pre_partial_partial_insertion): ... this.
16752 (do_hoist_insertion): New function.
16753 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
16754 and call do_hoist_insertion properly.
16756 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
16757 (pass_pre::execute): Register hoist_insert stats.
16759 2016-07-12 Jakub Jelinek <jakub@redhat.com>
16761 PR middle-end/71716
16762 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
16763 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
16764 is different from mode's bitsize. Small cleanup.
16766 2016-07-12 Richard Biener <rguenther@suse.de>
16768 PR rtl-optimization/68961
16769 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
16770 to simplify to a non-constant.
16772 2016-07-11 Jakub Jelinek <jakub@redhat.com>
16774 PR middle-end/71758
16775 * omp-low.c (expand_omp_target): Gimplify device.
16777 PR tree-optimization/71823
16778 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
16779 to get vec_oprnds2 from op2.
16781 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
16783 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
16784 Hoist common subexpressions.
16785 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16787 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
16790 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
16791 prevent generation of 'stxsiwx' on pre Power8 hardware.
16793 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16795 * input.c: Include cpplib.h.
16796 (selftest::temp_source_file): New class.
16797 (selftest::temp_source_file::temp_source_file): New ctor.
16798 (selftest::temp_source_file::~temp_source_file): New dtor.
16799 (selftest::should_have_column_data_p): New function.
16800 (selftest::test_should_have_column_data_p): New function.
16801 (selftest::temp_line_table): New class.
16802 (selftest::temp_line_table::temp_line_table): New ctor.
16803 (selftest::temp_line_table::~temp_line_table): New dtor.
16804 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
16805 it to create a temp_line_table.
16806 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
16807 locations that are known to have column data.
16808 (selftest::line_table_case): New struct.
16809 (selftest::test_reading_source_line): Move tempfile handling
16810 to class temp_source_file.
16811 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
16812 (selftest::assert_token_loc_eq): New function.
16813 (ASSERT_TOKEN_LOC_EQ): New macro.
16814 (selftest::test_lexer): New function.
16815 (selftest::boundary_locations): New array.
16816 (selftest::input_c_tests): Call test_should_have_column_data_p.
16817 Loop over a test matrix of interesting values of location and
16818 default_range_bits, calling test_lexer on each case in the matrix.
16819 Move call to test_accessing_ordinary_linemaps into the matrix.
16820 * selftest.h (ASSERT_EQ): Reimplement in terms of...
16821 (ASSERT_EQ_AT): New macro.
16823 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
16826 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
16827 Don't convert TImode in debug insn.
16829 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
16831 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
16832 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
16833 (tree_type_common::lang_flag_7): New.
16834 (tree_type_common::spare): Reduce size.
16835 * tree.h (TYPE_ALIGN_OK): Remove.
16836 (TYPE_LANG_FLAG_7): New.
16837 (get_inner_reference): Adjust header.
16838 * print-tree.c (print_node): Adjust.
16839 * expr.c (get_inner_reference): Remove parameter keep_aligning.
16840 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
16841 calls to get_inner_reference.
16842 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
16843 handling of TYPE_ALIGN_OK.
16844 * builtins.c (get_object_alignment_2): Adjust call to
16845 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
16846 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
16848 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
16849 * cfgexpand.c (expand_debug_expr): Likewise.
16850 * dbxout.c (dbxout_expand_expr): Likewise.
16851 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
16852 loc_list_from_tree, fortran_common): Likewise.
16853 * fold-const.c (optimize_bit_field_compare,
16854 decode_field_reference, fold_unary_loc, fold_comparison,
16855 split_address_to_core_and_offset): Likewise.
16856 * gimple-laddress.c (execute): Likewise.
16857 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
16858 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
16859 * hsa-gen.c (gen_hsa_addr): Likewise.
16860 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
16861 * tsan.c (instrument_expr): Likewise.
16862 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
16863 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
16864 * tree-affine.c (tree_to_aff_combination,
16865 get_inner_reference_aff): Adjust calls to get_inner_reference.
16866 * tree-data-ref.c (split_constant_offset_1,
16867 dr_analyze_innermost): Likewise.
16868 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
16869 * tree-sra.c (ipa_sra_check_caller): Likewise.
16870 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
16871 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
16872 bswap_replace): Likewise.
16873 * tree-vect-data-refs.c (vect_check_gather,
16874 vect_analyze_data_refs): Likewise.
16875 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
16876 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
16879 2016-07-11 David Malcolm <dmalcolm@redhat.com>
16881 * Makefile.in (selftest-valgrind): New phony target.
16882 * function-tests.c (selftest::build_cfg): Delete pass instances
16883 created by the test.
16884 (selftest::convert_to_ssa): Likewise.
16885 (selftest::test_expansion_to_rtl): Likewise.
16886 * tree-cfg.c (selftest::test_linear_chain): Release dominator
16888 (selftest::test_diamond): Likewise.
16890 2016-07-11 Richard Biener <rguenther@suse.de>
16892 PR tree-optimization/71816
16893 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
16894 than replacing all of its operands.
16896 2016-07-11 Alan Modra <amodra@gmail.com>
16898 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
16899 (ctr<mode>): Add unspec.
16900 (ctr<mode>_internal*): Likewise.
16902 2016-07-08 James Bowman <james.bowman@ftdichip.com>
16904 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
16905 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
16907 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
16909 PR rtl-optimization/71621
16910 * lra-constraints.c (process_alt_operands): Check combination of
16911 reg class and mode.
16913 2016-07-08 Jason Merrill <jason@redhat.com>
16914 Richard Biener <rguenther@suse.de>
16916 P0145: Refining Expression Order for C++.
16917 * gimplify.c (initial_rhs_predicate_for): New.
16918 (gimplfy_modify_expr): Gimplify RHS before LHS.
16920 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16923 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16924 Allow standard error handling to take over when a wrong number
16925 of arguments is presented to __builtin_vec_ld () or
16926 __builtin_vec_st ().
16928 2016-07-08 Jiong Wang <jiong.wang@arm.com>
16930 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
16935 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
16936 __builtin_aarch64_fmaxv2sf.
16937 (vmaxnmq_f32): Likewise.
16938 (vmaxnmq_f64): Likewise.
16939 (vminnm_f32): Likewise.
16940 (vminnmq_f32): Likewise.
16941 (vminnmq_f64): Likewise.
16943 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
16946 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
16947 enable -mfloat128-hardware by default.
16948 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
16949 that IEEE 128-bit hardware support needs.
16950 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
16951 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
16952 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
16953 floating point requires.
16954 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16955 -mfloat128 and -mfloat128-hardware changes.
16957 2016-07-08 Alan Hayward <alan.hayward@arm.com>
16959 PR tree-optimization/71667
16960 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
16962 2016-07-08 Martin Liska <mliska@suse.cz>
16964 PR middle-end/71606
16965 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
16966 folding produces SAVE_EXPRs, thus return false for the type.
16968 2016-07-07 Martin Liska <mliska@suse.cz>
16970 * file-find.c (remove_prefix): New function.
16971 * file-find.h (remove_prefix): Declare the function.
16972 * gcc-ar.c (main): Skip a folder of the wrapper if
16973 a wrapped binary would point to the same file.
16975 2016-07-07 Jan Hubicka <jh@suse.cz>
16977 * tree-scalar-evolution.c (iv_can_overflow_p): export.
16978 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
16979 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
16981 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
16984 * ipa-inline-analysis.c (compute_inline_parameters): Set
16985 local.can_change_signature to false for intrumentation
16988 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
16990 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
16991 with TARGET_HAVE_MOVT.
16992 (TARGET_HAVE_MOVT): Define.
16993 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
16994 availability with TARGET_HAVE_MOVT.
16995 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
16997 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
16999 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17000 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17001 * config/arm/constraints.md (define_constraint "j"): Use
17002 TARGET_HAVE_MOVT to check MOVT availability.
17004 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17006 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17008 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17010 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17011 (armv8-m.main): Likewise.
17012 (armv8-m.main+dsp): Likewise.
17013 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17014 (FL_FOR_ARCH8M_MAIN): Likewise.
17015 * config/arm/arm-tables.opt: Regenerate.
17016 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17017 armv8-m.main+dsp to BE8_LINK_SPEC.
17018 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17019 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17020 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17021 Baseline and Mainline.
17022 (arm_option_override_internal): Also disable arm_restrict_it when
17023 !arm_arch_notm. Update comment for -munaligned-access to also cover
17025 (arm_file_start): Increase buffer size for printing architecture name.
17026 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17027 and armv8-m.main+dsp.
17028 (mno-unaligned-access): Clarify that this is disabled by default for
17029 ARMv8-M Baseline architectures as well.
17031 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17033 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17034 decide whether to prevent some libgcc routines being included for some
17035 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17036 link between this condition and the one in
17037 libgcc/config/arm/lib1func.S.
17039 2016-07-07 Richard Biener <rguenther@suse.de>
17041 * tree-ssa-pre.c: Include alias.h.
17042 (compute_avail): If we have multiple VN_REFERENCEs with the
17043 same hashtable entry adjust that to make it a valid replacement
17044 for all of them with respect to alignment and aliasing
17045 when doing insertion.
17046 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17047 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17049 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17053 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17054 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17057 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17059 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17060 (adjust_mems): Adjust.
17061 (adjust_insn): Likewise.
17062 (prepare_call_arguments): Likewise.
17064 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17066 * gcse.c (struct ls_expr): Make stores field a vector.
17067 (ldst_entry): Adjust.
17068 (free_ldst_entry): Likewise.
17069 (print_ldst_list): Likewise.
17070 (compute_ld_motion_mems): Likewise.
17071 (update_ld_motion_stores): Likewise.
17073 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17075 * gcse.c (struct ls_expr): Remove loads field.
17076 (ldst_entry): Adjust.
17077 (free_ldst_entry): Likewise.
17078 (print_ldst_list): Likewise.
17079 (compute_ld_motion_mems): Likewise.
17081 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17083 * store-motion.c (struct st_expr): Make antic_stores a vector.
17084 (st_expr_entry): Adjust.
17085 (free_st_expr_entry): Likewise.
17086 (print_store_motion_mems): Likewise.
17087 (find_moveable_store): Likewise.
17088 (compute_store_table): Likewise.
17089 (remove_reachable_equiv_notes): Likewise.
17090 (replace_store_insn): Likewise.
17091 (build_store_vectors): Likewise.
17093 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17095 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17096 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17098 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17100 PR tree-optimization/71518
17101 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17102 misalign also for outer loops with negative step.
17104 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17106 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17107 (cortex_a53_shift): Add mov_shift.
17108 (cortex_a53_shift_reg): Add new reservation for register shifts.
17109 (cortex_a53_alu): Remove bfm.
17110 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17111 (cortex_a53_alu_extr): Add new reservation for EXTR.
17112 (bypasses): Improve bypass modelling.
17114 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17117 * config/avr/avr.c (avr_asm_select_section): Strip off
17118 SECTION_DECLARED from flags when calling get_section.
17120 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17122 * tree-vectorizer.h (vect_memory_access_type): Add
17123 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17124 * tree-vect-stmts.c (compare_step_with_zero): New function.
17125 (perm_mask_for_reverse): Move further up file.
17126 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17128 (get_negative_load_store_type): New function.
17129 (get_load_store_type): Call it. Add an ncopies argument.
17130 (vectorizable_mask_load_store): Update call accordingly and
17131 remove tests for negative steps.
17132 (vectorizable_store, vectorizable_load): Likewise. Handle new
17133 memory_access_types.
17135 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17137 * tree-vectorizer.h (vect_memory_access_type): New enum.
17138 (_stmt_vec_info): Add a memory_access_type field.
17139 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17140 (vect_model_store_cost): Take an access type instead of a boolean.
17141 (vect_model_load_cost): Likewise.
17142 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17143 vect_model_store_cost and vect_model_load_cost.
17144 * tree-vect-stmts.c (vec_load_store_type): New enum.
17145 (vect_model_store_cost): Take an access type instead of a
17146 store_lanes_p boolean. Simplify tests.
17147 (vect_model_load_cost): Likewise, but for load_lanes_p.
17148 (get_group_load_store_type, get_load_store_type): New functions.
17149 (vectorizable_store): Use get_load_store_type. Record the access
17150 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17151 (vectorizable_load): Likewise.
17152 (vectorizable_mask_load_store): Likewise. Replace is_store
17153 variable with vls_type.
17155 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17157 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17158 single_element_p parameter.
17159 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17160 Check the PR65518 case here rather than in vectorizable_load.
17161 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17162 * tree-vect-stmts.c (vectorizable_load): Likewise.
17164 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17166 * tree-vectorizer.h (gather_scatter_info): New structure.
17167 (vect_check_gather_scatter): Return a bool rather than a decl.
17168 Replace return-by-pointer arguments with a single
17169 gather_scatter_info *.
17170 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17171 (vect_analyze_data_refs): Update call accordingly.
17172 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17173 (vectorizable_mask_load_store): Likewise. Also record the
17174 offset dt and vectype in the gather_scatter_info.
17175 (vectorizable_store): Likewise.
17176 (vectorizable_load): Likewise.
17178 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17180 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17181 strided groups, use the cost of N scalar accesses instead
17182 of ncopies vector accesses.
17183 (vect_model_load_cost): Likewise.
17185 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17187 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17188 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17189 variable to indicate when once-per-group costs are being used.
17190 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17192 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17194 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17195 peeling-for-gaps condition.
17197 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17199 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17200 element to register if it doesn't match general_operand.
17202 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17203 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17205 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17207 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17208 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17209 (SIGNBIT): New mode iterator.
17210 (Fsignbit): New mode attribute.
17211 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17212 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17213 when direct moves are available.
17214 (signbit<mode>2_dm): New define_insn_and_split).
17215 (signbit<mode>2_dm2): New define_insn.
17217 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17219 PR rtl-optimization/71594
17220 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17221 into subregs of appropriate mode before trying to emit a conditional
17224 2016-07-05 Jan Hubicka <jh@suse.cz>
17226 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17227 (simple_iv): Use it.
17229 2016-07-05 Jan Hubicka <jh@suse.cz>
17231 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17233 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17235 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17238 2016-07-05 Jan Hubicka <jh@suse.cz>
17240 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17243 2016-07-05 Richard Biener <rguenther@suse.de>
17245 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17246 Handle empty else block.
17247 (is_feasible_trace): Likewise.
17248 (split_paths): Likewise.
17250 2016-07-05 Richard Biener <rguenther@suse.de>
17252 * tree-loop-distribution.c (distribute_loop): Fix issue with
17253 the cost model loop.
17255 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17257 * config/arm/neon-testgen.ml: Delete.
17258 * config/arm/neon.ml: Delete.
17260 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17263 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17264 directly using TREE_PURPOSE.
17266 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17268 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17269 * config/aarch64/aarch64_neon.h: Likewise.
17270 * config/aarch64/arm_neon.h: Likewise.
17271 * config/aarch64/atomics.md: Likewise.
17272 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17273 * doc/invoke.texi: Likewise.
17275 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17277 * config/s390/s390.md: Add "z13" cpu_facility.
17278 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17279 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17280 condition" type instructions.
17282 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17283 Jeff Law <law@redhat.com>
17285 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17286 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17288 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17290 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17291 permutation for TARGET_AVX512F.
17292 (ix86_expand_vec_one_operand_perm_avx512): New function.
17293 (expand_vec_perm_1): Invoke introduced function.
17294 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17295 it may be not valid after vectorization.
17297 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17300 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17301 typo in comment. Only force to memory if it is a weak
17302 external reference.
17304 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17305 Jiong Wang <jiong.wang@arm.com>
17307 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17308 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17309 (AARCH64_FL_F16): New.
17310 (AARCH64_FL_FOR_ARCH8_2): New.
17311 (AARCH64_ISA_8_2): New.
17312 (AARCH64_ISA_F16): New.
17313 (TARGET_FP_F16INST): New.
17314 (TARGET_SIMD_F16INST): New.
17315 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17316 ("fp"): Disabling "fp" also disables "fp16".
17317 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17318 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17319 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17320 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17322 2016-07-04 Jan Beulich <jbeulich@suse.com>
17324 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17326 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17329 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17330 the insns, use an insn form that does not adjust the offset on
17331 little endian systems.
17333 2016-07-01 Jan Beulich <jbeulich@suse.com>
17335 * varasm.c (get_variable_section): Validate initializer in
17336 named .bss-like sections.
17338 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17340 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17341 Exchange the order of the second and third operands in the vpermr
17342 instruction tmeplate.
17344 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17347 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17348 Disallow TDmode values.
17350 2016-07-01 Alan Modra <amodra@gmail.com>
17352 PR rtl-optimization/71709
17353 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17354 being set, not referenced.
17356 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17358 PR tree-optimization/70729
17359 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17360 of loop since it can be not valid after transformation.
17362 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17364 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17365 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17367 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17369 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17372 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17375 * config/rs6000/constraints.md (wY constraint): New constraint to
17376 match the requirements for the LXSD and STXSD instructions.
17377 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17378 predicate to match the requirements for the LXSD and STXSD
17380 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17381 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17382 to make sure that the bottom 2 bits of offset are 0, the address
17383 form is offsettable, and no updating is done in the address mode.
17384 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17385 (movdi_internal32): Likewise
17386 (movdi_internal64): Likewise.
17388 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17390 PR tree-optimization/71707
17391 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17392 strinfo even for ADDR_EXPR ptr.
17394 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17396 * config/rs6000/altivec.md (darn_32): Change the condition to
17397 TARGET_P9_MISC instead of TARGET_MODULO.
17398 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17399 condition expression.
17400 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17401 condition expression.
17402 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17403 (DFP_TEST): New code iterator.
17404 (dfptstsfi_<code>_mode>): New define_expand.
17405 (*dfp_sgnfcnc_<mode>): New define_insn.
17406 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17407 definition next to BU_P9_MISC_1 definition and change the MASK
17408 value to RS6000_BTM_P9_MISC.
17409 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17410 (BU_P9_64BIT_MISC_0): Likewise.
17411 (BU_P9_DFP_MISC_0): New macro definition.
17412 (BU_P9_DFP_MISC_1): New macro definition.
17413 (BU_P9_DFP_MISC_2): New macro definition.
17414 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17415 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17416 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17417 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17418 (TSTSFI_LT_TD): Likewise.
17419 (TSTSFI_EQ_DD): Likewise.
17420 (TSTSFI_EQ_TD): Likewise.
17421 (TSTSFI_GT_DD): Likewise.
17422 (TSTSFI_GT_TD): Likewise.
17423 (TSTSFI_OV_DD): Likewise.
17424 (TSTSFI_OV_TD): Likewise.
17425 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17426 (TSTSFI_LT_DD): Likewise.
17427 (TSTSFI_LT_TD): Likewise.
17428 (TSTSFI_EQ): Likewise.
17429 (TSTSFI_EQ_DD): Likewise.
17430 (TSTSFI_EQ_TD): Likewise.
17431 (TSTSFI_GT): Likewise.
17432 (TSTSFI_GT_DD): Likewise.
17433 (TSTSFI_GT_TD): Likewise.
17434 (TSTSFI_OV): Likewise.
17435 (TSTSFI_OV_DD): Likewise.
17436 (TSTSFI_OV_TD): Likewise.
17437 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17438 overloaded test significance functions.
17439 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17440 OPTION_MASK_P9_MISC into the representation of this mask.
17441 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17443 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17444 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17446 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17447 argument is a 6-bit unsigned literal value if the icode argument
17448 represents a DFP test significance built-in call.
17449 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17450 flag used independently and in combination with the
17451 RS6000_BTM_64BIT flag.
17452 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17453 (rs6000_builtin_mask_names): Add entry for power9-misc
17454 command-line option.
17455 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17456 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17457 RS6000_BTM_P9_MISC macros.
17458 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17459 option and change the description of the -mpower9-vector option to
17460 enable only vector instructions, removing its erroneously claimed
17461 support for scalar instructions.
17462 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17463 the ISA 3.0 digital floating point test significance built-in
17466 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17468 * config/aarch64/aarch64.c (cortexa35_tunings):
17469 Enable AES fusion. Use cortexa57_branch_cost.
17470 (cortexa53_tunings): Use cortexa57_branch_cost.
17471 (cortexa72_tunings): Use cortexa57_branch_cost.
17472 Use AUTOPREFETCHER_WEAK.
17473 (cortexa73_tunings): Use cortexa57_branch_cost.
17475 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17476 James Greenhalgh <james.greenhalgh@arm.com>
17478 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17479 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17480 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17481 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17482 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17483 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17484 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17485 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17486 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17487 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17488 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17489 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17490 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17493 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17494 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17496 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17498 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17500 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17503 * gcc.c (driver::build_option_suggestions): Pass "option" to
17504 add_misspelling_candidates.
17505 * opts-common.c (add_misspelling_candidates): Add "option" param;
17506 use it to avoid adding negated forms for options marked with
17508 * opts.h (add_misspelling_candidates): Add "option" param.
17510 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17512 PR middle-end/71693
17513 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17514 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17515 first when permuting bitwise operation with rotate. Cast
17516 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17518 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17520 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17521 for misspelled param names.
17522 * params.c: Include spellcheck.h.
17523 (find_param_fuzzy): New function.
17524 * params.h (find_param_fuzzy): New prototype.
17525 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17526 * spellcheck.h (struct edit_distance_traits<const char *>):
17529 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17531 * config/rs6000/predicates.md (const_0_to_7_operand): New
17532 predicate, recognize 0..7.
17533 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17534 support for doing extracts from V16QImode, V8HImode, V4SImode
17536 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17537 vector extract support.
17538 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17539 for ISA 3.0 vector extract.
17540 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17541 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17542 extracts of a constant element number from small integer vectors
17543 on 64-bit ISA 3.0 systems.
17544 (vsx_extract_<mode>_di): Likewise.
17545 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17546 say when we can do ISA 3.0 vector extracts.
17547 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17548 registers, using the stxsiwx instruction.
17550 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17552 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17553 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17554 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17555 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17556 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17557 * config/arm/arm.c (arm_qdf24xx_tune): New.
17559 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17561 * config/aarch64/aarch64.c (cortexa53_tunings):
17562 Increase loop alignment to 8. Set function alignment to 16.
17563 (cortexa35_tunings): Likewise.
17564 (cortexa57_tunings): Increase loop alignment to 8.
17565 (cortexa72_tunings): Likewise.
17566 (cortexa73_tunings): Likewise.
17568 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17570 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17571 for arm_fp16_ok and arm_fp16_hw.
17572 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17573 arm_fp16_alternative.
17575 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17577 PR tree-optimization/71655
17578 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17579 types when swapping operands.
17581 2016-06-29 Martin Liska <mliska@suse.cz>
17583 PR middle-end/71585
17584 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17585 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17586 of build_optimization_node.
17588 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17590 PR tree-optimization/70729
17591 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17592 independent in loops having positive safelen value.
17593 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17594 it may be not valid after vectorization.
17596 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17598 PR tree-optimization/71625
17599 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17600 is sorted by ascending list->offset. If PTR is non-NULL and there is
17601 previous strinfo, call get_stridx_plus_constant.
17602 (get_stridx): Pass exp as second argument to get_addr_stridx.
17603 (addr_stridxptr): Add missing list = list->next, so that there can be
17604 more than one entries in the list. Bump limit from 16 to 32. Ensure
17605 the list is sorted by ascending list->offset.
17606 (get_stridx_plus_constant): Adjust so that it can be also called with
17607 ADDR_EXPR instead of SSA_NAME as PTR.
17608 (handle_char_store): Pass NULL_TREE as second argument to
17611 2016-06-29 Richard Biener <rguenther@suse.de>
17613 PR rtl-optimization/68961
17614 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17616 2016-06-29 Richard Biener <rguenther@suse.de>
17618 PR middle-end/71002
17619 * alias.c (component_uses_parent_alias_set_from): Handle
17620 type punning through union accesses by using the union alias set.
17621 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17623 2016-07-29 Richard Biener <rguenther@suse.de>
17625 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17626 precision not matching mode precision.
17628 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17630 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17631 pa_output_arg_descriptor.
17632 (call_val_symref_64bit_post_reload): Likewise.
17633 (call_val_powf_64bit_post_reload): Likewise.
17634 (sibcall_internal_symref_64bit): Likewise.
17635 (sibcall_value_internal_symref_64bit): Likewise.
17637 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17639 PR middle-end/71626
17640 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17641 a constant, force its SUBREG_REG into memory or register instead
17644 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17647 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17648 * doc/invoke.texi (AVR Options): Document it.
17650 2016-06-28 Walter Lee <walt@tilera.com>
17652 * config/tilegx/linux.h: Do not include arch/icache.h
17653 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17654 * config/tilepro/linux.h: Do not include arch/icache.h
17655 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17657 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17659 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17660 for big-endian BIT_FIELD_REF.
17662 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17664 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17665 ('size' attribute): Add '128'.
17667 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17668 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17669 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17670 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17671 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17672 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17673 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17674 *trunc<mode>df2_odd): Set size attribute to '128'.
17675 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17676 * config/rs6000/power6.md (power6-fp): Include dfp type.
17677 * config/rs6000/power7.md (power7-fp): Likewise.
17678 * config/rs6000/power8.md (power8-fp): Likewise.
17679 * config/rs6000/power9.md: New file.
17680 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17681 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17682 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17684 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17685 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17686 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17687 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17688 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17689 dfp_dscri_<mode>): Change type attribute to dfp.
17690 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17691 attribute to vecsimple.
17692 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17693 and prefetch streams.
17694 (rs6000_option_override_internal): Remove temporary code setting
17695 tuning to power8. Don't set rs6000_sched_groups for power9.
17696 (last_scheduled_insn): Change to rtx_insn *.
17697 (divide_cnt, vec_load_pendulum): New variables.
17698 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17699 (rs6000_issue_rate): Set issue rate for Power9.
17700 (is_power9_pairable_vec_type): New.
17701 (power9_sched_reorder2): New.
17702 (rs6000_sched_reorder2): Call new function for Power9 specific
17704 (insn_must_be_first_in_group): Remove Power9.
17705 (insn_must_be_last_in_group): Likewise.
17706 (force_new_group): Likewise.
17707 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17708 Initialize divide_cnt/vec_load_pendulum.
17709 (_rs6000_sched_context, rs6000_init_sched_context,
17710 rs6000_set_sched_context): Handle context save/restore of new
17713 2016-06-28 Richard Biener <rguenther@suse.de>
17715 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
17716 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
17717 COMPONENT_REF operand.
17718 (nonoverlapping_component_refs_p): Likewise.
17719 * stor-layout.c (start_bitfield_representative): Mark
17720 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
17722 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17724 * Makefile.in: Don't cat ../stage_current if it does not exist.
17726 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
17727 last argument is a bit-field.
17729 PR rtl-optimization/71673
17730 * internal-fn.c (expand_arith_overflow_result_store): Use
17731 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
17732 expand_simple_binop.
17734 PR middle-end/66867
17735 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
17736 expand_ifn_atomic_compare_exchange): New functions.
17737 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
17738 * tree.h (build_call_expr_internal_loc): Rename to ...
17739 (build_call_expr_internal_loc_array): ... this. Fix up type of
17741 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
17742 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
17743 ATOMIC_COMPARE_EXCHANGE result.
17744 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
17745 * gimple-fold.h (optimize_atomic_compare_exchange_p,
17746 fold_builtin_atomic_compare_exchange): New prototypes.
17747 * gimple-fold.c (optimize_atomic_compare_exchange_p,
17748 fold_builtin_atomic_compare_exchange): New functions..
17749 * tree-ssa.c (execute_update_addresses_taken): If
17750 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
17751 of call when finding addressable vars, and if such var becomes
17752 non-addressable, call fold_builtin_atomic_compare_exchange.
17754 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
17757 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
17758 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
17760 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
17762 * config/rs6000/rs6000.md ('type' attribute): Add
17763 veclogical,veccmpfx,vecexts,vecmove insn types.
17764 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
17765 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
17766 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
17767 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
17768 *nabs<mode>2_hw): Change type to vecmove.
17769 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
17770 *boolcc<mode>3_internal, *eqv<mode>3_internal,
17771 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
17772 *ieee_128bit_vsx_abs<mode>2_internal,
17773 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
17774 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
17775 *ieee128_mtvsrd_32bit): Change type to veclogical.
17776 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
17777 *movdi_internal32, *movdi_internal64): Update insn types.
17778 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
17779 vsx_extract_<mode>): Change type to veclogical.
17780 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
17781 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
17782 *vsx_sign_extend_si_v2di): Change type to vecexts.
17783 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
17784 type to veclogical.
17785 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
17786 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
17787 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
17788 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
17789 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17790 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
17791 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
17792 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
17793 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
17794 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
17795 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
17796 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
17797 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
17798 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
17799 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
17800 (ppc7450-vecsimple): Add veclogical, vecmove.
17801 (ppc7450-veccmp): Add veccmpfx.
17802 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
17804 (ppc8540_vector_compare): Add veccmpfx.
17805 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
17806 * config/rs6000/cell.md (cell-fp): Add fpsimple.
17807 (cell-vecsimple): Add veclogical, vecmove.
17808 (cell-veccmp): Add veccmpfx.
17809 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
17810 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
17812 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
17813 * config/rs6000/power4.md (power4-fp): Add fpsimple.
17814 (power4-vecsimple): Add veclogical, vecmove.
17815 (power4-veccmp): Add veccmpfx.
17816 * config/rs6000/power5.md (power5-fp): Add fpsimple.
17817 * config/rs6000/power6.md (power6-fp): Add fpsimple.
17818 (power6-vecsimple): Add veclogical, vecmove.
17819 (power6-veccmp): Add veccmpfx.
17820 * config/rs6000/power7.md (power7-fp): Add fpsimple.
17821 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
17822 * config/rs6000/power8.md (power8-fp): Add fpsimple.
17823 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
17824 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
17825 * config/rs6000/titan.md (titan_fp): Add fpsimple.
17826 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
17828 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
17830 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
17833 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17834 OPTION_MASK_P9_DFORM_VECTOR.
17835 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
17836 disable -mpower9-dform-vector when using reload.
17837 (quad_address_p): Remove 'gpr_p' argument and all associated code.
17838 New 'strict' argument. Update all callers. Add strict addressing
17840 (rs6000_legitimate_offset_address_p): Remove call to
17841 virtual_stack_registers_memory_p.
17842 (rs6000_legitimize_reload_address): Add quad address support.
17843 (rs6000_legitimate_address_p): Move call to quad_address_p above
17844 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
17845 to account for new strict usage.
17846 (rs6000_output_move_128bit): Adjust quad_address_p args to account
17847 for new strict usage.
17848 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
17850 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
17857 * config/i386/i386.c (ix86_spill_class): Disable condition to
17858 always return NO_REGS.
17860 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
17862 * predict.c: Include gimple-pretty-print.h
17863 (predicted_by_loop_heuristics_p): Check also
17864 PRED_LOOP_EXIT_WITH_RECURSION
17865 (predict_loops): Find self recursive calls and use special purpose
17866 predictors for them; dump log about decisions.
17867 (pass_profile::execute): Dump info about #of iterations.
17868 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
17869 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
17871 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
17873 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
17874 output_asm_insn calls and shorten long lines. Output .CALL
17875 argument descriptor using pa_output_arg_descriptor. Add various
17876 inline $$dyncall and other optimizations.
17877 (pa_attr_length_indirect_call): Adjust ordering and lengths.
17879 2016-06-25 Jakub Jelinek <jakub@redhat.com>
17881 PR tree-optimization/71643
17882 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
17885 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
17886 leak a bitmap if dep_bb is NULL.
17888 PR tree-optimization/71631
17889 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
17890 to rewrite_expr_tree even if negate_result, move new_lhs var
17891 declaration and initialization earlier, for powi_result set afterwards
17892 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
17893 if new_lhs != lhs, and don't shadow gsi var.
17895 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17897 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
17898 Add in_loop parameter.
17899 (predict_loops): Add loop guard heuristics.
17900 * predict.def (PRED_LOOP_GUARD): New heuristics.
17902 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
17904 * predict.c: Include ipa-utils.h
17905 (tree_bb_level_prediction): Predict recursive calls.
17906 (tree_estimate_probability_bb): Skip inexpensive calls for call
17908 * predict.def (PRED_RECURSIVE_CALL): New.
17910 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17912 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
17913 (BU_FLOAT128_1): Likewise.
17915 (COPYSIGNQ): Likewise.
17916 (RS6000_BUILTIN_NANQ): Likewise.
17917 (RS6000_BUILTIN_NANSQ): Likewise.
17918 (RS6000_BUILTIN_INFQ): Likewise.
17919 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
17920 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
17921 (TARGET_FOLD_BUILTIN): New #define.
17922 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
17923 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
17924 (rs6000_fold_builtin): New target hook implementation, handling
17925 folding of 128-bit NaNs and infinities.
17926 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
17927 entries are filled in to avoid problems during bootstrap
17928 self-test; define builtins for 128-bit NaNs and infinities.
17929 (rs6000_opt_mask): Add entry for float128.
17930 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
17931 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
17932 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
17933 (const_str_type_node): New #define.
17934 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
17935 to a define_expand that dispatches to either copysign<mode>3_soft
17936 or copysign<mode>3_hard.
17937 (copysign<mode>3_hard): Rename from copysign<mode>3.
17938 (copysign<mode>3_soft): New define_insn.
17939 * doc/extend.texi: Document new builtins.
17941 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17943 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
17944 PRIu64 instead of lu.
17946 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
17949 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
17950 copy the type name.
17952 2016-06-24 Jakub Jelinek <jakub@redhat.com>
17954 PR tree-optimization/71647
17955 * omp-low.c (lower_rec_input_clauses): Convert
17956 omp_clause_aligned_alignment (c) to size_type_node for the
17957 last argument of __builtin_assume_aligned.
17959 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
17961 * configure.ac (calling ___tls_get_addr via GOT): New
17962 assembler/linker check.
17963 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
17964 assembler and linker supports calling ___tls_get_addr via GOT.
17965 Otherise, defined to 0.
17966 * config.in: Regenerated.
17967 * configure: Likewise.
17968 * config/i386/constraints.md (Yb): New constraint.
17969 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
17970 (REG_CLASS_NAMES): Likewise.
17971 (REG_CLASS_CONTENTS): Likewise.
17972 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
17973 the b constraint with the Yb constraint. Call ___tls_get_addr
17974 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
17976 (*tls_local_dynamic_base_32_gnu): Likewise.
17977 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
17978 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
17979 (*tls_local_dynamic_base_64_<mode>): Likewise.
17981 2016-06-24 Martin Liska <mliska@suse.cz>
17983 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
17984 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
17986 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
17987 argument to true if the expected number of iterations is
17990 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
17992 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
17993 assemble for 32bit target.
17994 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
17995 and $ld_ix86_gld_32_opt to link for 32bit target.
17996 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
17997 * configure: Regenerate.
17999 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18001 * config/arm/arm.c (int_log2): Delete definition and prototype.
18002 (shift_op): Use exact_log2 instead of int_log2.
18003 (vfp3_const_double_for_fract_bits): Likewise.
18005 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18007 * internal-fn.c (expand_arith_set_overflow): New function.
18008 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18010 (expand_arith_overflow_result_store): Likewise. Handle precision
18011 smaller than mode precision.
18012 * tree-vrp.c (extract_range_basic): For imag part, handle
18013 properly signed 1-bit precision result.
18014 * doc/extend.texi (__builtin_add_overflow): Document that last
18015 argument can't be pointer to enumerated or boolean type.
18016 (__builtin_add_overflow_p): Document that last argument can't
18017 have enumerated or boolean type.
18019 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18020 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18022 * config/rs6000/predicates.md (splat_input_operand): Rework.
18023 Don't allow constants, since the insns that use this predicate
18024 don't support constants. Constants are handled by other insns
18025 that are created via combine. During and after register
18026 allocation, only allow indexed or indirect addresses, and not
18027 general addresses. Only allow modes supported by the hardware.
18028 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18029 comment. Move check for using VSPLTIS<x> to a common location,
18030 instead of doing it in two different places.
18032 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18034 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18035 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18036 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18037 signature_CENTAUR_ebx.
18039 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18043 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18044 (as_ix86_gas_32_opt): This.
18045 (ld_ix86_tls_ldm_opt): Renamed to ...
18046 (ld_ix86_gld_32_opt): This.
18047 (R_386_TLS_LDM reloc): Updated.
18048 (R_386_GOT32X reloc): New assembler/linker check.
18049 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18050 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18052 * config.in: Regenerated.
18053 * configure: Likewise.
18054 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18055 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18056 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18057 if ix86_force_load_from_GOT_p returns true.
18058 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18059 ix86_force_load_from_GOT_p returns true.
18060 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18061 the external function address via the GOT slot.
18062 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18063 HAVE_AS_IX86_GOT32X before returning false.
18064 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18065 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18067 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18069 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18071 2016-06-23 Andi Kleen <ak@linux.intel.com>
18073 * Makefile.in: Regenerate.
18074 * doc/install.texi: Document autoprofiledbootstrap.
18076 2016-06-23 Andi Kleen <ak@linux.intel.com>
18078 * config/i386/gcc-auto-profile: New file.
18080 2016-06-23 Martin Liska <mliska@suse.cz>
18082 PR middle-end/71619
18083 * predict.c (predict_loops): Revert the hunk that was removed
18086 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18088 * config.gcc: Add support for arm*-*-phoenix* targets.
18089 * config/arm/t-phoenix: New.
18090 * config/phoenix.h: New.
18092 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18093 H.J. Lu <hongjiu.lu@intel.com>
18096 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18097 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18098 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18099 ix86_force_load_from_GOT_p returns true.
18100 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18101 ix86_force_load_from_GOT_p returns true.
18102 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18103 ix86_force_load_from_GOT_p returns true.
18104 (ix86_expand_move): Load the external function address via the
18105 GOT slot if ix86_force_load_from_GOT_p returns true.
18106 * config/i386/predicates.md (x86_64_immediate_operand): Return
18107 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18108 (x86_64_zext_immediate_operand): Ditto.
18110 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18112 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18114 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18117 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18118 * diagnostic.c (pedwarn_at_rich_loc): New function.
18119 * spellcheck.h (best_match::best_match): Add a
18120 "best_distance_so_far" optional parameter.
18121 (best_match::set_best_so_far): New method.
18122 (best_match::get_best_distance): New accessor.
18123 (best_match::get_best_candidate_length): New accessor.
18125 2016-06-22 Nick Clifton <nickc@redhat.com>
18127 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18128 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18129 modes are accepted as well.
18130 (ucompare_loc_descriptor): Likewise.
18131 (minmax_loc_descriptor): Likewise.
18132 (clz_loc_descriptor): Likewise.
18133 (popcount_loc_descriptor): Likewise.
18134 (bswap_loc_descriptor): Likewise.
18135 (rotate_loc_descriptor): Likewise.
18136 (mem_loc_descriptor): Likewise.
18137 (loc_descriptor): Likewise.
18139 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18141 * common.opt (fdiagnostics-parseable-fixits): New option.
18142 * diagnostic.c: Include "selftest.h".
18143 (print_escaped_string): New function.
18144 (print_parseable_fixits): New function.
18145 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18146 (selftest::assert_print_escaped_string): New function.
18147 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18148 (selftest::test_print_escaped_string): New function.
18149 (selftest::test_print_parseable_fixits_none): New function.
18150 (selftest::test_print_parseable_fixits_insert): New function.
18151 (selftest::test_print_parseable_fixits_remove): New function.
18152 (selftest::test_print_parseable_fixits_replace): New function.
18153 (selftest::diagnostic_c_tests): New function.
18154 * diagnostic.h (struct diagnostic_context): Add field
18155 "parseable_fixits_p".
18156 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18157 -fdiagnostics-parseable-fixits.
18158 (-fdiagnostics-parseable-fixits): New option.
18159 * opts.c (common_handle_option): Handle
18160 -fdiagnostics-parseable-fixits.
18161 * selftest-run-tests.c (selftest::run_tests): Call
18162 selftest::diagnostic_c_tests.
18163 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18165 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18167 PR tree-optimization/71488
18168 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18169 comparison of boolean vectors.
18170 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18171 of boolean vectors using bitwise operations.
18173 2016-06-22 Andreas Schwab <schwab@suse.de>
18175 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18176 Remove declaration.
18178 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18180 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18182 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18184 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18187 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18189 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18190 * config/arm/arm-cores.def (cortex-a73): New entry.
18191 (cortex-a73.cortex-a35): Likewise.
18192 (cortex-a73.cortex-a53): Likewise.
18193 * config/arm/arm-tables.opt: Regenerate.
18194 * config/arm/arm-tune.md: Likewise.
18195 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18196 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18197 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18198 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18199 * doc/invoke.texi (ARM Options): Document cortex-a73,
18200 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18202 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18204 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18205 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18206 (cortex-a73.cortex-a35): Likewise.
18207 (cortex-a73.cortex-a53): Likewise.
18208 * config/aarch64/aarch64-tune.md: Regenerate.
18209 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18210 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18213 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18215 * configure.ac (gcc_cv_as_compress_debug): Remove
18216 --compress-debug-sections as extra as switch.
18217 Handle gas --compress-debug-sections=type.
18218 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18219 Handle gld --compress-debug-sections=type.
18220 * configure: Regenerate.
18222 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18224 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18226 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18228 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18229 (do_rewrite): likewise.
18231 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18233 * common/config/mep/mep-common.c: Remove.
18234 * config.gcc: Remove mep-* support.
18235 * config/mep/constraints.md: Remove.
18236 * config/mep/default.h: Remove.
18237 * config/mep/intrinsics.h: Remove.
18238 * config/mep/intrinsics.md: Remove.
18239 * config/mep/ivc2-template.h: Remove.
18240 * config/mep/mep-c5.cpu: Remove.
18241 * config/mep/mep-core.cpu: Remove.
18242 * config/mep/mep-default.cpu: Remove.
18243 * config/mep/mep-ext-cop.cpu: Remove.
18244 * config/mep/mep-intrin.h: Remove.
18245 * config/mep/mep-ivc2.cpu: Remove.
18246 * config/mep/mep-pragma.c: Remove.
18247 * config/mep/mep-protos.h: Remove.
18248 * config/mep/mep.c: Remove.
18249 * config/mep/mep.cpu: Remove.
18250 * config/mep/mep.h: Remove.
18251 * config/mep/mep.md: Remove.
18252 * config/mep/mep.opt: Remove.
18253 * config/mep/predicates.md: Remove.
18254 * config/mep/t-mep: Remove.
18255 * doc/install.texi: Remove mep-* documentation.
18256 * doc/md.texi: Likewise.
18258 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18260 * config.gcc: Remove support for avr-rtems.
18261 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18262 * config/avr/rtems.h: Remove.
18263 * config/avr/t-rtems: Remove.
18265 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18267 * config.gcc: Remove m32r-rtems support.
18268 * config/m32r/rtems.h: Remove.
18270 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18272 * config.gcc: Remove h8300-rtems support.
18273 * config/h8300/rtems.h: Remove.
18274 * config/h8300/t-rtems: Remove.
18276 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18278 * config.gcc: Remove support for knetbsd.
18279 * configure.ac: Likewise.
18280 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18281 * config/knetbsd-gnu.h: Remove.
18282 * configure: Regenerate.
18284 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18286 * config.gcc: Remove support for openbsd 2 and 3.
18287 * config/openbsd-oldgas.h: Remove.
18289 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18291 * config.gcc: Remove interix support.
18292 * config/i386/i386-interix.h: Remove.
18293 * config/i386/interix.opt: Remove.
18294 * config/i386/t-interix: Remove.
18295 * configure: Regenerate.
18296 * configure.ac: Remove interix support.
18297 * doc/install.texi: Remove interix documentation.
18299 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18301 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18302 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18305 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18307 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18308 they are both PLACEHOLDER_EXPRs.
18310 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18312 * stor-layout.c (layout_type): Move setting complex MODE to
18313 layout_type, instead of setting it ahead of time by the caller.
18314 * tree.c (build_complex_type): Likewise.
18316 2016-06-21 Martin Liska <mliska@suse.cz>
18318 * predict.c (force_edge_cold): Replace imposisble with
18321 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18323 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18324 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18326 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18328 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18330 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18331 Ilya Enkovich <ilya.enkovich@intel.com>
18334 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18335 New member function to convert V1TImode register to SUBREG
18336 TImode in debug insn.
18337 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18338 after changing register mode to V1TImode.
18340 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18342 * config/aarch64/aarch64-cores.def (vulcan): New core.
18343 * config/aarch64/aarch64-tune.md: Regenerate.
18344 * doc/invoke.texi: Document vulcan as an available option.
18346 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18348 * cse.c (canon_asm_operands): New function extracted from...
18349 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18350 either standalone or member of a PARALLEL.
18352 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18355 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18356 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18357 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18359 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18362 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18363 constant addresses if can_create_pseudo_p.
18365 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18367 PR tree-optimization/71588
18368 * tree-ssa-strlen.c (valid_builtin_call): New function.
18369 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18372 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18374 PR middle-end/71581
18375 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18376 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18377 for conversion of scalar user var to complex type and use the
18378 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18381 PR rtl-optimization/71591
18382 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18383 don't run any tests.
18385 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18388 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18389 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18390 space for PIC with non-v32 and the common non-PIC "jump".
18392 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18395 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18396 returned values and add UN*/LTGT/*ORDERED cases with values matching
18397 D operand modifier on vcmp for AVX.
18399 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18401 * config/aarch64/aarch64.opt
18402 (mpc-relative-literal-loads): Rename internal option name.
18403 * config/aarch64/aarch64.c
18404 (aarch64_nopcrelative_literal_loads): Rename to
18405 aarch64_pcrelative_literal_loads.
18406 (aarch64_expand_mov_immediate): Likewise.
18407 (aarch64_secondary_reload): Likewise.
18408 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18409 (aarch64_override_options_after_change_1): Rename and simplify logic.
18410 (aarch64_classify_symbol): Merge large model checks into switch,
18411 remove pc-relative load check.
18413 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18415 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18416 costs relative to the cost of a register move.
18418 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18420 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18421 (vcvt_n_f64_u64): Likewise.
18422 (vcvt_n_s64_f64): Likewise.
18423 (vcvt_n_u64_f64): Likewise.
18424 (vcvt_f64_s64): Likewise.
18425 (vrecpe_f64): Likewise.
18426 (vcvt_f64_u64): Likewise.
18427 (vrecps_f64): Likewise.
18429 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18431 * config/aarch64/aarch64.md
18432 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18434 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18436 * config/aarch64/aarch64-builtins.c
18437 (aarch64_types_binop_uss_qualifiers): Delete.
18438 (TYPES_BINOP_USS): Likewise.
18439 (aarch64_types_binop_sus_qualifiers): Likewise.
18440 (TYPES_BINOP_SUS): Likewise.
18441 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18442 (TYPES_FCVTIMM_SUS): Likewise.
18443 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18445 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18446 (fcvtzs): Use SHIFTIMM rather than BINOP.
18447 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18449 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18451 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18452 costs relative to the cost of a register move.
18454 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18456 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18457 Allow scalar/single vector modes to be tieable.
18459 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18461 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18463 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18465 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18467 * tree.h (TYPE_ALIGN): Likewise.
18469 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18472 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18474 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18476 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18477 literal" build warnings.
18478 (avr_print_operand_address): Dito.
18480 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18483 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18484 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18486 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18488 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18490 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18493 * reload1.c (reload): Pass 0 to finish_spills when called because
18494 update_eliminables_and_spill returns true and remove did_spill.
18495 (finish_spills): Adjust comment and document GLOBAL parameter.
18497 2016-06-17 DJ Delorie <dj@redhat.com>
18500 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18501 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18502 (umulqihi3_virt): Likewise.
18503 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18504 (umulqihi3_real): Likewise.
18506 2016-06-17 Martin Liska <mliska@suse.cz>
18508 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18510 2016-06-17 Martin Liska <mliska@suse.cz>
18512 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18514 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18516 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18518 (vaddq_f32): Likewise.
18519 (vmul_f32): Likewise.
18520 (vmulq_f32): Likewise.
18521 (vsub_f32): Likewise.
18522 (vsubq_f32): Likewise.
18524 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18526 PR tree-optimization/71347
18527 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18528 cost for all uses in group.
18530 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18532 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18533 insert gimple seq if it's not empty.
18535 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18537 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18539 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18540 rather than OFFSET.
18541 (comp_dr_with_seg_len_pair): Ditto.
18542 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18543 struct dr_with_seg_len_pair against DR_OFFSET.
18544 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18545 DR_OFFSET directly.
18547 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18549 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18551 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18553 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18554 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18555 (pa_output_millicode_call): Likewise.
18556 (pa_output_call): Likewise.
18557 (pa_output_indirect_call): Likewise.
18558 (pa_asm_output_mi_thunk): Likewise.
18560 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18562 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18564 2016-06-16 Martin Liska <mliska@suse.cz>
18566 * predict.c (combine_predictions_for_insn): When we find a first
18567 match predictor, we should consider just predictors with
18568 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18569 DS theory predictor.
18570 (combine_predictions_for_bb): Likewise.
18572 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18574 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18575 with base of reference to struct.
18577 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18579 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18581 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18584 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18585 progmem_swtable_section.
18586 (progmem_swtable_section): Remove.
18587 (avr_asm_function_rodata_section): Remove.
18588 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18589 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18591 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18593 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18594 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18595 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18596 signature_CENTAUR_ebx.
18597 * config/i386/i386.c (ix86_option_override_internal): Add
18598 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18599 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18600 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18602 2016-06-16 Martin Liska <mliska@suse.cz>
18604 * predict.def: Add fortran loop preheader predictor.
18605 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18606 fold IFN_BUILTIN_EXPECT with a known constant argument.
18608 2016-06-16 Martin Liska <mliska@suse.cz>
18610 * predict.def: Add 'Fortran' to display text of all
18611 PRED_FORTRAN_* predictors.
18613 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18616 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18617 [IA64_BUILTIN_NANSQ]: Ditto.
18618 (ia64_fold_builtin): New function.
18619 (TARGET_FOLD_BUILTIN): New define.
18620 (ia64_init_builtins) Declare const_string_type node.
18621 Add __builtin_nanq and __builtin_nansq builtin functions.
18622 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18624 2016-06-16 Nick Clifton <nickc@redhat.com>
18626 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18627 MSP430_HWMULT_ prefix to enum values.
18628 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18629 * config/msp430/msp430.c: Update use of enum values.
18630 * config/msp430/msp430.md: Likewise.
18631 * config/msp430/msp430.opt: Likewise.
18633 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18635 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18636 of comparsions in the last iteration.
18638 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18639 Joern Rennecke <joern.rennecke@embecosm.com>
18641 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18643 (arc_needs_pcl_p): Add GOTOFFPC.
18644 (arc_legitimate_pic_addr_p): Likewise.
18645 (arc_output_pic_addr_const): Likewise.
18646 (arc_legitimize_pic_address): Generate a pc-relative address using
18648 (arc_output_libcall): Use @pcl syntax.
18649 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18650 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18651 (*movsi_insn): Use @pcl syntax.
18652 (doloop_begin_i): Likewise.
18654 2016-06-16 Martin Liska <mliska@suse.cz>
18656 * predict.def: Define a new predictor.
18658 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18660 * config/arc/arc.opt (mtp-regno): Update text.
18662 2016-06-16 Renlin Li <renlin.li@arm.com>
18664 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18666 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18669 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18670 (setcc + and peephole2): Likewise.
18672 PR rtl-optimization/71532
18673 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18676 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18678 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18679 DImode constants with XXSPLTIB in vector registers.
18680 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18681 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18682 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18683 extraction of the element at the top of the register as a scalar
18685 (vsx_extract_<mode>_internal1): Likewise.
18686 (vsx_extract_<mode>_internal2): Likewise.
18687 * config/rs6000/constraints.md (wi constraint): Remove a comment
18688 about DImode not being allowed in Altivec registers.
18689 (wB constraint): New constraint for constants that can be
18690 generated in Altivec registers with VSPLTISW/VUPKHSW.
18691 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18693 (xxspltib_constant_nosplit): Likewise.
18694 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18695 support for -mupper-regs-di to enable DImode to go into Altivec
18697 (POWERPC_MASKS): Likewise.
18698 (power7 cpu): Likewise.
18699 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18700 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18701 for DImode being allowed in Altivec registers. Update wi/wj
18702 constraints. Set scalar_in_vmx_p flag.
18703 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18704 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18705 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18706 (rs6000_opt_masks): Add -mupper-regs-di.
18707 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18708 direct move to use wi and not wj.
18709 (lfiwzx): Likewise.
18710 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18712 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18713 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
18714 any VSX register, instead of just Altivec registers, to allow
18715 either operand to be an Altivec register or both.
18716 (fixuns_trunc<mode>di2_fctiduz): Likewise.
18717 (movdi_internal32): Add support for -mupper-regs-di. Add support
18718 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
18719 the alternatives and attributes to be lined up to be easier to
18721 (movdi_internal64): Likewise.
18722 (64-bit DImode splitters): Change predicates to only split loading
18723 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
18724 load constants in ISA 3.0 or ISA 2.07 respectively.
18725 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18726 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
18727 mention -mcpu=power9 sets these options.
18728 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
18731 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18734 * config/avr/avr.c (avr_set_current_function): Warn misspelled
18735 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
18736 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
18737 by default to warn misspelled interrupt/ signal handler.
18738 * doc/invoke.texi (AVR Options): Document it. Update description
18739 for -nodevicelib option.
18741 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18743 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
18744 up parentheses. Use GET_MODE_UNIT_BITSIZE.
18745 (aarch64_<sur>shll2_n<mode>): Likewise.
18747 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
18749 PR middle-end/71529
18750 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
18751 DECL_CONTEXT for copied arguments.
18753 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18755 PR tree-optimization/71483
18756 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
18759 2016-06-15 Martin Liska <mliska@suse.cz>
18761 * predict.c (tree_predict_by_opcode): Call predict_edge_def
18762 instead of predict_edge w/o a probability.
18764 2016-06-15 Alan Hayward <alan.hayward@arm.com>
18766 PR tree-optimization/71439
18767 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
18770 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18772 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
18773 register subregs in SET_SRC.
18775 2016-06-15 Richard Biener <rguenther@suse.de>
18777 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
18778 store restrictions.
18780 2016-06-15 Richard Biener <rguenther@suse.de>
18782 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
18783 not consider dependences between accesses that belong to the
18785 (vect_analyze_data_ref_dependences): Do not analyze read-read
18786 or self-dependences.
18788 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18790 * spellcheck-tree.c: Include spellcheck-tree.h rather than
18792 (find_closest_identifier): Reimplement in terms of
18793 best_match<tree,tree>.
18794 * spellcheck-tree.h: New file.
18795 * spellcheck.c (struct edit_distance_traits<const char *>): New
18797 (find_closest_string): Reimplement in terms of
18798 best_match<const char *, const char *>.
18799 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
18800 overload to spellcheck-tree.h.
18801 (find_closest_identifier): Likewise.
18802 (struct edit_distance_traits<T>): New template.
18803 (class best_match): New class.
18805 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18807 * selftest-run-tests.c (selftest::run_tests): Call
18808 selftest::spellcheck_tree_c_tests.
18809 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
18810 * spellcheck-tree.c: Include selftest.h and stringpool.h.
18811 (selftest::test_find_closest_identifier): New function.
18812 (selftest::spellcheck_tree_c_tests): New function.
18813 * spellcheck.c (selftest::test_find_closest_string): Verify that
18814 the order of the vec does not affect the results for this case.
18815 (selftest::test_data): New array.
18816 (selftest::test_metric_conditions): New function.
18817 (selftest::spellcheck_c_tests): Add a test of case-comparison.
18818 Call selftest::test_metric_conditions.
18820 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18822 * config/rs6000/rs6000-builtin.def (commentary): Typo.
18823 (BU_P9_MISC_1): Likewise.
18824 (BU_P9_64BIT_MISC_0): Likewise.
18825 (BU_P9_MISC_0): Likewise.
18827 2016-06-14 David Malcolm <dmalcolm@redhat.com>
18829 * gcc-rich-location.c
18830 (gcc_rich_location::add_fixit_misspelled_id): New method.
18831 * gcc-rich-location.h
18832 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
18834 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
18836 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
18837 FreeBSD 11 and above.
18839 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
18841 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
18843 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18845 * expmed.h: Close parenthesis in "at your option" in copyright
18847 * lower-subreg.h: Likewise.
18849 2016-06-14 Richard Biener <rguenther@suse.de>
18851 PR middle-end/71526
18852 * genmatch.c (expr::gen_transform): Use in_type for comparisons
18855 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18857 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
18859 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
18860 mask+shift version.
18861 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
18863 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
18864 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
18866 2016-06-14 Richard Biener <rguenther@suse.de>
18868 PR tree-optimization/71522
18869 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
18870 copying into float copying.
18872 2016-06-14 Jakub Jelinek <jakub@redhat.com>
18874 PR tree-optimization/71520
18875 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
18876 (replace_block_by): Move user labels from bb1 to bb2.
18878 2016-06-14 Richard Biener <rguenther@suse.de>
18880 PR middle-end/71310
18882 * expr.h (get_bit_range): Declare.
18883 * expr.c (get_bit_range): Export.
18884 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
18885 word_mode again to constrain the bitfield access.
18887 2016-06-14 Richard Biener <rguenther@suse.de>
18889 PR tree-optimization/71521
18890 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
18891 division int_const_binop against zero divisor.
18893 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
18895 * config/i386/i386.md (signbittf2): New expander.
18896 * config/i386/sse.md (ptesttf2): New insn pattern.
18898 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18901 * input.c (selftest::test_reading_source_line): Avoid reading from
18902 __FILE__ by creating a tempfile with known content and reading
18905 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18907 * pretty-print.c (assert_pp_format_colored): Skip the test if
18909 (test_pp_format): Remove comment about GCC_COLORS.
18911 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18913 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
18914 * pretty-print.c (assert_pp_format_va): Add location param and use
18915 it with ASSERT_STREQ_AT.
18916 (assert_pp_format): Add location param and pass it to
18917 assert_pp_format_va.
18918 (assert_pp_format_colored): Likewise.
18919 (ASSERT_PP_FORMAT_1): New.
18920 (ASSERT_PP_FORMAT_2): New.
18921 (ASSERT_PP_FORMAT_3): New.
18922 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
18923 explicitly, or implicitly via the above macros.
18924 * selftest.c (selftest::pass): Use a selftest::location rather
18925 than file and line.
18926 (selftest::fail): Likewise. Print the function name.
18927 (selftest::fail_formatted): Likewise.
18928 (selftest::assert_streq): Use a selftest::location rather than
18930 * selftest.h (selftest::location): New struct.
18931 (SELFTEST_LOCATION): New macro.
18932 (selftest::pass): Accept a const location & rather than file
18934 (selftest::fail): Likewise.
18935 (selftest::fail_formatted): Likewise.
18936 (selftest::assert_streq): Likewise.
18937 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
18938 (ASSERT_FALSE): Likewise.
18939 (ASSERT_EQ): Likewise.
18940 (ASSERT_NE): Likewise.
18941 (ASSERT_STREQ): Likewise.
18942 (ASSERT_PRED1): Likewise.
18943 (ASSERT_STREQ_AT): New macro.
18945 2016-06-13 David Malcolm <dmalcolm@redhat.com>
18947 * selftest.c (selftest::fail_formatted): New function.
18948 (selftest::assert_streq): New function.
18949 * selftest.h (selftests::fail_formatted): New decl.
18950 (selftest::assert_streq): New decl.
18951 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
18953 2016-06-13 Jeff Law <law@redhat.com>
18955 PR tree-optimization/71403
18956 * tree-ssa-threadbackward.c
18957 (convert_and_register_jump_thread_path): No longer accept reference
18958 to path. Do not pop items off the path anymore.
18959 (fsm_find_control_statement_thread_paths): Do not allow threading
18960 to a deeper loop nest. Pop the last item off the path here rather
18961 than in convert_and_register_jump_thread_path.
18963 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18964 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
18966 [AArch64] Emit division using the Newton series
18968 * config/aarch64/aarch64-protos.h
18969 (cpu_approx_modes): Add new member "division".
18970 (aarch64_emit_approx_div): Declare new function.
18971 * config/aarch64/aarch64.c
18972 (generic_approx_modes): New member "division".
18973 (exynosm1_approx_modes): Likewise.
18974 (xgene1_approx_modes): Likewise.
18975 (aarch64_emit_approx_div): Define new function.
18976 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
18977 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
18978 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
18979 * doc/invoke.texi (-mlow-precision-div): Describe new option.
18981 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
18982 Wilco Dijkstra <wilco.dijkstra@arm.com>
18984 [AArch64] Emit square root using the Newton series
18986 * config/aarch64/aarch64-protos.h
18987 (aarch64_emit_approx_rsqrt): Replace with new function
18988 "aarch64_emit_approx_sqrt".
18989 (cpu_approx_modes): New member "sqrt".
18990 * config/aarch64/aarch64.c
18991 (generic_approx_modes): New member "sqrt".
18992 (exynosm1_approx_modes): Likewise.
18993 (xgene1_approx_modes): Likewise.
18994 (aarch64_emit_approx_rsqrt): Replace with new function
18995 "aarch64_emit_approx_sqrt".
18996 (aarch64_override_options_after_change_1): Handle new option.
18997 * config/aarch64/aarch64-simd.md
18998 (rsqrt<mode>2): Use new function instead.
18999 (sqrt<mode>2): New expansion and insn definitions.
19000 * config/aarch64/aarch64.md: Likewise.
19001 * config/aarch64/aarch64.opt
19002 (mlow-precision-sqrt): Add new option description.
19003 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19005 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19007 [AArch64] Add more choices for the reciprocal square root approximation
19009 Allow a target to prefer such operation depending on the operation mode.
19011 * config/aarch64/aarch64-protos.h
19012 (AARCH64_APPROX_MODE): New macro.
19013 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19014 (cpu_approx_modes): New structure.
19015 (tune_params): New member "approx_modes".
19016 * config/aarch64/aarch64-tuning-flags.def
19017 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19018 * config/aarch64/aarch64.c
19019 (generic_approx_modes): New core "cpu_approx_modes" structure.
19020 (exynosm1_approx_modes): Likewise.
19021 (xgene1_approx_modes): Likewise.
19022 (generic_tunings): New member "approx_modes".
19023 (cortexa35_tunings): Likewise.
19024 (cortexa53_tunings): Likewise.
19025 (cortexa57_tunings): Likewise.
19026 (cortexa72_tunings): Likewise.
19027 (exynosm1_tunings): Likewise.
19028 (thunderx_tunings): Likewise.
19029 (xgene1_tunings): Likewise.
19030 (use_rsqrt_p): New argument for the mode and use new member from
19032 (aarch64_builtin_reciprocal): Devise mode from builtin.
19033 (aarch64_optab_supported_p): New argument for the mode.
19034 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19036 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19038 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19039 RS6000_BTM_MODULO flag into the set of flags that are considered
19040 to be part of the common configuration.
19042 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19044 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19045 difference unsigned.
19046 (vec_absdb): New macro for vector absolute difference unsigned
19048 (vec_absdh): New macro for vector absolute difference unsigned
19050 (vec_absdw): New macro for vector absolute difference unsigned word.
19051 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19052 (vadu<mode>3): New insn.
19053 (*p9_vadu<mode>3): New insn.
19054 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19056 (vaduh): New built-in definition.
19057 (vaduw): New built-in definition.
19058 (vadu): New overloaded built-in definition.
19059 (vadub): New overloaded built-in definition.
19060 (vaduh): New overloaded built-in definition.
19061 (vaduw): New overloaded built-in definition.
19062 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19063 overloaded vector absolute difference unsigned functions.
19064 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19065 the ISA 3.0 vector absolute difference unsigned built-in functions.
19067 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19069 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19070 update shared_lookup_references only once after changing operands.
19072 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19074 PR middle-end/71373
19075 * tree-nested.c (convert_nonlocal_omp_clauses)
19076 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19078 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19079 * tree.def (CASE_LABEL_EXPR): Likewise.
19081 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19084 * input.c (test_builtins): Fix an assertion.
19086 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19088 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19089 (paritysi2): Ditto.
19091 (isinf<mode>2): Ditto.
19093 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19095 * ggc-tests.c (test_finalization): Only test need_finalization_p
19096 for GCC_VERSION >= 4003.
19098 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19100 * config/s390/vecintrin.h: Fix file description in comment.
19102 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19104 * config/s390/s390-builtin-types.def: Change builtin type naming
19105 scheme to match builtin-types.def.
19107 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19109 * fold-const.c (optimize_minmax_comparison): Remove.
19110 (fold_comparison): Remove call to the above.
19111 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19112 New transformations.
19114 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19116 PR tree-optimization/71416
19117 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19120 2016-06-13 Martin Liska <mliska@suse.cz>
19122 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19123 (combine_predictions_for_insn): Likewise.
19124 (prune_predictions_for_bb): Likewise.
19125 (combine_predictions_for_bb): Likewise.
19127 2016-06-13 Richard Biener <rguenther@suse.de>
19129 PR tree-optimization/71505
19130 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19131 assert match comment.
19133 2016-06-13 Marek Polacek <polacek@redhat.com>
19135 PR middle-end/71476
19136 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19137 gimplify_switch_expr.
19138 (warn_switch_unreachable_r): New function.
19140 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19143 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19146 2016-06-13 Richard Biener <rguenther@suse.de>
19148 PR middle-end/64516
19149 * fold-const.c (fold_unary_loc): Preserve alignment when
19150 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19152 2016-06-13 Martin Liska <mliska@suse.cz>
19155 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19156 w/ -fsanitize=bounds.
19158 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19160 * config/i386/i386.c (ix86_init_builtins): Calculate
19161 FLOAT128_FTYPE_CONST_STRING function type only once.
19162 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19163 built-in functions are available for x86-32 and x86-64 targets.
19165 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19168 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19169 New primitive type.
19170 (FLOAT128_FTYPE_CONST_STRING): New function type.
19171 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19172 [IX86_BUILTIN_NANSQ]: Ditto.
19173 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19174 (ix86_init_builtin_types): Declare const_string_type_node.
19175 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19177 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19178 * doc/extend.texi (x86 Built-in Functions): Document
19179 __builtin_nanq and __builtin_nansq.
19181 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19184 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19185 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19186 length for pop patterns.
19187 (arm_attr_length_push_multi): Update comments.
19188 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19190 (*pop_multiple_with_writeback_and_return): Likewise.
19191 (*pop_multiple_with_return): Likewise.
19193 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19195 PR middle-end/71310
19196 * fold-const.c (optimize_bit_field_compare): Don't try to use
19197 word_mode unconditionally for reading the bit field, look at
19198 DECL_BIT_FIELD_REPRESENTATIVE instead.
19200 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19202 PR middle-end/71478
19203 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19204 vector integer type.
19206 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19208 PR middle-end/71494
19209 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19210 without LABEL_DECL, set *handled_ops_p to false instead of true.
19212 2016-06-10 Martin Sebor <msebor@redhat.com>
19215 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19216 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19217 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19219 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19220 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19221 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19222 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19223 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19224 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19225 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19226 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19228 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19230 * config/arm/arm.h (pool_vector_label,
19231 return_used_this_function): Remove.
19233 2016-06-10 Jeff Law <law@redhat.com>
19235 PR tree-optimization/71335
19236 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19237 zero length paths here.
19238 (convert_and_register_jump_thread_path): Remove hacks related to
19239 duplicated blocks in the jump thread path.
19240 (fsm_find_control_statement_thread_paths): Avoid putting the same
19241 block on the thread path twice, but ensure the thread path is
19242 unchanged from the caller's point of view.
19244 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19246 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19247 * predict.def (PRED_LOOP_BRANCH): Remove.
19249 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19251 * Makefile.in (OBJS): Add ggc-tests.o.
19252 (GTFILES): Add ggc-tests.c.
19253 * ggc-tests.c: New file.
19254 * selftest-run-tests.c (selftest::run_tests): Call
19255 selftest::ggc_tests_c_tests.
19256 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19258 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19260 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19262 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19265 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19266 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19268 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19270 * profile.c: Include cfgloop.h.
19271 (branch_prob): Compute estimated number of iterations.
19272 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19273 recompute estimate number of iterations from profile.
19275 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19277 PR inline-asm/68843
19278 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19279 must be grouped on top of stack. Don't force early clobber
19280 on ordinary reg outputs.
19282 2016-06-10 Richard Biener <rguenther@suse.de>
19284 * targhooks.c (default_builtin_vectorization_cost): Adjust
19285 vec_construct cost.
19287 2016-06-10 Richard Biener <rguenther@suse.de>
19289 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19290 to fold the RHS to a constant if possible.
19292 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19294 PR middle-end/71373
19295 * tree-nested.c (convert_nonlocal_omp_clauses)
19296 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19297 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19298 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19300 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19302 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19304 * omp-low.c (scan_sharing_clauses): Don't expect
19305 OMP_CLAUSE__CACHE_.
19307 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19309 PR tree-optimization/71407
19310 PR tree-optimization/71416
19311 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19312 BIT_FIELD_REF type.
19314 2016-06-10 Richard Biener <rguenther@suse.de>
19316 PR middle-end/71477
19317 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19319 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19321 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19323 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19324 Jiong Wang <jiong.wang@arm.com>
19326 PR rtl-optimization/70751
19327 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19328 spilled into memory.
19330 2016-06-09 Jonathan Yong <10walls@gmail.com>
19333 2015-09-21 Jonathan Yong <10walls@gmail.com>
19335 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19336 sysroot/usr/lib/32api for additional win32 libraries,
19337 fixes failing Cygwin bootstrapping.
19339 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19341 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19344 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19347 * pretty-print.c (pp_indent): Specify that %p is printed in a
19348 host-dependent manner.
19349 (test_pp_format): Remove the test for %p.
19351 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19353 * config/mips/mips.c (mips_output_jump): Fix formatting.
19355 2016-06-09 Richard Biener <rguenther@suse.de>
19357 PR tree-optimization/71462
19358 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19361 2016-06-09 Martin Liska <mliska@suse.cz>
19363 * predict.c (dump_prediction): Add new argument.
19364 (enum predictor_reason): New enum.
19365 (struct predictor_hash): New struct.
19366 (predictor_hash::hash): New function.
19367 (predictor_hash::equal): Likewise.
19368 (not_removed_prediction_p): New function.
19369 (prune_predictions_for_bb): Likewise.
19370 (combine_predictions_for_bb): Prune predictions.
19372 2016-06-09 Martin Liska <mliska@suse.cz>
19374 * predict.c (filter_predictions): New function.
19375 (remove_predictions_associated_with_edge): Use the filter
19377 (equal_edge_p): New function.
19379 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19381 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19382 Correct usage of @samp vs @option, add @samp where appropriate.
19383 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19384 Add armv6s-m and document it, as it is no official ARM name.
19386 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19388 * ifcvt.c (struct noce_if_info): Add transform_name field.
19389 (noce_try_move): Set if_info->transform_name to the function name.
19390 (noce_try_ifelse_collapse): Likewise.
19391 (noce_try_store_flag): Likewise.
19392 (noce_try_inverse_constants): Likewise.
19393 (noce_try_store_flag_constants): Likewise.
19394 (noce_try_addcc): Likewise.
19395 (noce_try_store_flag_mask): Likewise.
19396 (noce_try_cmove): Likewise.
19397 (noce_try_cmove_arith): Likewise.
19398 (noce_try_minmax): Likewise.
19399 (noce_try_abs): Likewise.
19400 (noce_try_sign_mask): Likewise.
19401 (noce_try_bitop): Likewise.
19402 (noce_convert_multiple_sets): Likewise.
19403 (noce_process_if_block): Print if_info->transform_name to
19404 dump_file if transformation succeeded.
19406 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19408 * config/arm/cortex-a57.md (cortex_a57_alu):
19411 2016-06-08 Martin Sebor <msebor@redhat.com>
19412 Jakub Jelinek <jakub@redhat.com>
19416 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19417 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19418 * builtins.c: Include gimple-fold.h.
19419 (fold_builtin_arith_overflow): Handle
19420 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19421 (fold_builtin_3): Likewise.
19422 * doc/extend.texi (Integer Overflow Builtins): Document
19423 __builtin_{add,sub,mul}_overflow_p.
19425 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19427 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19428 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19430 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19432 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19433 Rewrite, looking one level down for records and arrays.
19435 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19437 * pretty-print.c: Include "selftest.h".
19438 (pp_format): Fix comment.
19439 (identifier_to_locale): Likewise.
19440 (selftest::test_basic_printing): New function.
19441 (selftest::assert_pp_format): New function.
19442 (selftest::test_pp_format): New function.
19443 (selftest::pretty_print_c_tests): New function.
19444 * selftest-run-tests.c (selftest::run_tests): Call
19445 selftest::pretty_print_c_tests.
19446 * selftest.h (pretty_print_c_tests): New declaration.
19448 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19450 * invoke.texi (max-loop-headers-insns): Document.
19451 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19452 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19453 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19455 2016-06-08 Richard Biener <rguenther@suse.de>
19457 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19458 on strided SLP loads and fall back to scalar loads in case
19459 we can't chunk them.
19461 2016-06-08 Richard Biener <rguenther@suse.de>
19463 PR tree-optimization/71452
19464 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19465 type used for the SSA rewrite has enough precision to cover
19466 the dynamic type of the location.
19468 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19469 Richard Biener <rguenther@suse.de>
19472 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19473 the same as DECL_P (base0) for indirect_base0. Use equality_code
19474 in one further place.
19476 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19478 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19479 to one word if the field is known to overlap other words.
19480 (extract_bit_field_1): Likewise.
19481 (store_split_bit_field): Remove compensating code.
19482 (extract_split_bit_field): Likewise.
19484 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19488 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19490 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19492 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19494 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19495 (arch64_addpv4sf): Delete.
19496 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19497 "gen_aarch64_addpv4sf".
19498 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19500 (vpadds_f32): Likewise.
19501 (vpaddq_f32): Likewise.
19502 (vpaddq_f64): Likewise.
19504 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19506 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19508 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19509 to VALLF. Rename to "fabd<mode>3".
19510 "*fabd_scalar<mode>3): Delete.
19511 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19513 (vabdd_f64): Likewise.
19514 (vabd_f32): Likewise.
19515 (vabd_f64): Likewise.
19516 (vabdq_f32): Likewise.
19517 (vabdq_f64): Likewise.
19519 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19521 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19523 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19524 "aarch64_rsqrts<mode>".
19525 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19526 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19528 (vrsqrtsd_f64): Likewise.
19529 (vrsqrts_f32): Likewise.
19530 (vrsqrts_f64): Likewise.
19531 (vrsqrtsq_f32): Likewise.
19532 (vrsqrtsq_f64): Likewise.
19534 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19536 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19538 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19539 "aarch64_rsqrte<mode>".
19540 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19541 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19543 (vrsqrted_f64): Likewise.
19544 (vrsqrte_f32): Likewise.
19545 (vrsqrte_f64): Likewise.
19546 (vrsqrteq_f32): Likewise.
19547 (vrsqrteq_f64): Likewise.
19549 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19551 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19553 (fcvtzs): Likewise.
19554 (fcvtzu): Likewise.
19555 * config/aarch64/aarch64-simd.md
19556 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19557 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19558 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19560 (vcvt_n_f32_u32): Likewise.
19561 (vcvt_n_s32_f32): Likewise.
19562 (vcvt_n_u32_f32): Likewise.
19563 (vcvtq_n_f32_s32): Likewise.
19564 (vcvtq_n_f32_u32): Likewise.
19565 (vcvtq_n_f64_s64): Likewise.
19566 (vcvtq_n_f64_u64): Likewise.
19567 (vcvtq_n_s32_f32): Likewise.
19568 (vcvtq_n_s64_f64): Likewise.
19569 (vcvtq_n_u32_f32): Likewise.
19570 (vcvtq_n_u64_f64): Likewise.
19571 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19572 (VSDQ_SDI): Likewise.
19573 (fcvt_target): Support V4DI, V4SI and V2SI.
19574 (FCVT_TARGET): Likewise.
19576 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19578 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19579 (TYPES_BINOP_SUS): Likewise.
19580 (aarch64_simd_builtin_data): Update include file name.
19581 (aarch64_builtins): Likewise.
19582 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19583 for conversion between scalar float-point and fixed-point.
19585 (fcvtzs): Likewise.
19586 (fcvtzu): Likewise.
19587 * config/aarch64/aarch64.md
19588 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19589 pattern for conversion between scalar float to fixed-pointer.
19590 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19591 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19592 (UNSPEC_FCVTZU): Likewise.
19593 (UNSPEC_SCVTF): Likewise.
19594 (UNSPEC_UCVTF): Likewise.
19595 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19597 (vcvtd_n_f64_u64): Likewise.
19598 (vcvtd_n_s64_f64): Likewise.
19599 (vcvtd_n_u64_f64): Likewise.
19600 (vcvtd_n_f32_s32): Likewise.
19601 (vcvts_n_f32_u32): Likewise.
19602 (vcvtd_n_s32_f32): Likewise.
19603 (vcvts_n_u32_f32): Likewise.
19604 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19606 (FCVT_TARGET): Likewise.
19607 (FCVT_FIXED2F): New iterator.
19608 (FCVT_F2FIXED): Likewise.
19609 (fcvt_fixed_insn): New define_int_attr.
19611 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19613 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19614 some statements was removed.
19616 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19618 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19619 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19620 (vect_can_advance_ivs_p): likewise.
19621 (vect_update_ivs_after_vectorizer): likewise.
19622 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19623 (vect_analyze_scalar_cycles_1): likewise.
19624 (vect_analyze_loop_operations): likewise.
19625 (report_vect_op): likewise.
19626 (vect_is_slp_reduction): likewise.
19627 (vect_is_simple_reduction): likewise.
19628 (get_initial_def_for_induction): likewise.
19629 (vect_transform_loop): likewise.
19630 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19631 (vect_recog_sad_pattern): likewise.
19632 (vect_recog_widen_sum_pattern): likewise.
19633 (vect_recog_widening_pattern): likewise.
19634 (vect_recog_divmod_pattern): likewise.
19635 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19636 (vect_analyze_slp_instance): likewise.
19637 (vect_transform_slp_perm_load): likewise.
19638 (vect_schedule_slp_instance): likewise.
19640 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19642 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19643 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19644 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19645 (PRED_LOOP_BRANCH): Document predictor as broken.
19646 (PRED_LOOP_EXIT): Change hitrate 91->92.
19647 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19648 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19649 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19650 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19651 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19652 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19653 (PRED_CALL): Chane hitrate 71->67.
19654 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19655 (PRED_GOTO): Document as unused right now.
19656 (PRED_CONST_RETURN): Change hitrate 67->69
19657 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19658 (PRED_NULL_RETURN): Change hitrate 91->90.
19659 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19660 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19661 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19663 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19665 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19666 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19667 special case Altivec builtin.
19668 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19669 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19670 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19671 code for ALTIVEC_BUILTIN_VEC_MUL.
19672 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19673 for __builtin_vec_mul.
19675 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19677 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19680 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19682 * spellcheck.c (selftest::test_find_closest_string): New function.
19683 (spellcheck_c_tests): Call the above.
19685 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19687 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19689 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19691 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19692 Yv=Yv,C alternatives.
19694 2016-06-07 Richard Biener <rguenther@suse.de>
19697 * common.opt (ffast-math): Make Optimization.
19699 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19700 Prachi Godbole <prachi.godbole@imgtec.com>
19702 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19703 `fabs' and `fneg' type attributes.
19704 (p5600_fpu_fabs): Add `fmove' to the comment.
19706 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19708 * gimple.c: Include builtins.h
19709 (gimple_inexpensive_call_p): New function.
19710 * gimple.h (gimple_inexpensive_call_p): Declare.
19711 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19712 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
19715 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
19717 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
19718 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
19719 warning_at_rich_loc, warning_n, pedwarn, permerror,
19720 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
19721 sorry, fatal_error, internal_error, internal_error_no_backtrace):
19724 2016-06-07 Richard Biener <rguenther@suse.de>
19726 PR tree-optimization/71428
19727 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
19728 BIT_FIELD_REF op vs. load.
19730 2016-06-07 Richard Biener <rguenther@suse.de>
19732 PR middle-end/71423
19733 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
19736 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19738 * config/pa/pa.md (call): Generate indirect long calls to non-local
19739 functions on TARGET_64BIT.
19740 (call_value): Likewise.
19742 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
19744 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
19745 pattern and subsequent splitters.
19746 (call_val_reg_64bit_post_reload): Likewise.
19748 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19750 PR middle-end/71408
19751 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
19752 propagate_op_to_single_use.
19754 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
19756 PR middle-end/71281
19757 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
19759 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
19761 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
19762 (enum x86_dirflag_state): New enum.
19763 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
19764 (machine_function): Remove needs_cld.
19765 (ix86_current_function_needs_cld): Remove.
19766 * config/i386/i386.c (ix86_set_func_type): Set
19767 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
19768 (ix86_expand_prologue): Do not emit CLD here.
19769 (ix86_dirflag_mode_needed): New function.
19770 (ix86_dirflag_mode_entry): Ditto.
19771 (ix86_mode_needed): Handle X86_DIRFLAG entity.
19772 (ix86_mode_after): Ditto.
19773 (ix86_mode_entry): Ditto.
19774 (ix86_mode_exit): Ditto.
19775 (ix86_emit_mode_set): Ditto.
19776 * config/i386/i386.md (strmov_singleop): Set
19777 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
19778 Do not set ix86_current_function_needs_cld.
19780 (strset_singleop): Ditto.
19782 (cmpstrnqi_nz_1): Ditto.
19783 (cmpstrnqi_1): Ditto.
19784 (strlenqi_1): Ditto.
19786 2016-06-06 Jakub Jelinek <jakub@redhat.com>
19788 PR tree-optimization/71259
19789 * tree-vect-slp.c (vect_get_constant_vectors): For
19790 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
19791 one for constant op, and use COND_EXPR for non-constant.
19793 2016-06-06 David Malcolm <dmalcolm@redhat.com>
19795 * Makefile.in (OBJS): Add function-tests.o,
19796 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
19797 selftest-run-tests.o.
19798 (OBJS-libcommon): Add selftest.o.
19799 (OBJS-libcommon-target): Add selftest.o.
19800 (all.internal): Add "selftest".
19801 (all.cross): Likewise.
19802 (selftest): New phony target.
19803 (s-selftest): New target.
19804 (selftest-gdb): New phony target.
19805 (COLLECT2_OBJS): Add selftest.o.
19806 * bitmap.c: Include "selftest.h".
19807 (selftest::test_gc_alloc): New function.
19808 (selftest::test_set_range): New function.
19809 (selftest::test_clear_bit_in_middle): New function.
19810 (selftest::test_copying): New function.
19811 (selftest::test_bitmap_single_bit_set_p): New function.
19812 (selftest::bitmap_c_tests): New function.
19813 * common.opt (fself-test): New.
19814 * diagnostic-show-locus.c: Include "selftest.h".
19815 (make_range): New function.
19816 (test_range_contains_point_for_single_point): New function.
19817 (test_range_contains_point_for_single_line): New function.
19818 (test_range_contains_point_for_multiple_lines): New function.
19819 (assert_eq): New function.
19820 (test_get_line_width_without_trailing_whitespace): New function.
19821 (selftest::diagnostic_show_locus_c_tests): New function.
19822 * et-forest.c: Include "selftest.h".
19823 (selftest::test_single_node): New function.
19824 (selftest::test_simple_tree): New function.
19825 (selftest::test_disconnected_nodes): New function.
19826 (selftest::et_forest_c_tests): New function.
19827 * fold-const.c: Include "selftest.h".
19828 (selftest::assert_binop_folds_to_const): New function.
19829 (selftest::assert_binop_folds_to_nonlvalue): New function.
19830 (selftest::test_arithmetic_folding): New function.
19831 (selftest::fold_const_c_tests): New function.
19832 * function-tests.c: New file.
19833 * gimple.c: Include "selftest.h".
19834 Include "gimple-pretty-print.h".
19835 (selftest::verify_gimple_pp): New function.
19836 (selftest::test_assign_single): New function.
19837 (selftest::test_assign_binop): New function.
19838 (selftest::test_nop_stmt): New function.
19839 (selftest::test_return_stmt): New function.
19840 (selftest::test_return_without_value): New function.
19841 (selftest::gimple_c_tests): New function.
19842 * hash-map-tests.c: New file.
19843 * hash-set-tests.c: New file.
19844 * input.c: Include "selftest.h".
19845 (selftest::assert_loceq): New function.
19846 (selftest::test_accessing_ordinary_linemaps): New function.
19847 (selftest::test_unknown_location): New function.
19848 (selftest::test_builtins): New function.
19849 (selftest::test_reading_source_line): New function.
19850 (selftest::input_c_tests): New function.
19851 * rtl-tests.c: New file.
19852 * selftest-run-tests.c: New file.
19853 * selftest.c: New file.
19854 * selftest.h: New file.
19855 * spellcheck.c: Include "selftest.h".
19856 (selftest::levenshtein_distance_unit_test_oneway): New function,
19857 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
19858 (selftest::levenshtein_distance_unit_test): Likewise.
19859 (selftest::spellcheck_c_tests): Likewise.
19860 * toplev.c: Include selftest.h.
19861 (toplev::run_self_tests): New.
19862 (toplev::main): Handle -fself-test.
19863 * toplev.h (toplev::run_self_tests): New.
19864 * tree.c: Include "selftest.h".
19865 (selftest::test_integer_constants): New function.
19866 (selftest::test_identifiers): New function.
19867 (selftest::test_labels): New function.
19868 (selftest::tree_c_tests): New function.
19869 * tree-cfg.c: Include "selftest.h".
19870 (selftest::push_fndecl): New function.
19871 (selftest::test_linear_chain): New function.
19872 (selftest::test_diamond): New function.
19873 (selftest::test_fully_connected): New function.
19874 (selftest::tree_cfg_c_tests): New function.
19875 * vec.c: Include "selftest.h".
19876 (selftest::safe_push_range): New function.
19877 (selftest::test_quick_push): New function.
19878 (selftest::test_safe_push): New function.
19879 (selftest::test_truncate): New function.
19880 (selftest::test_safe_grow_cleared): New function.
19881 (selftest::test_pop): New function.
19882 (selftest::test_safe_insert): New function.
19883 (selftest::test_ordered_remove): New function.
19884 (selftest::test_unordered_remove): New function.
19885 (selftest::test_block_remove): New function.
19886 (selftest::reverse_cmp): New function.
19887 (selftest::test_qsort): New function.
19888 (selftest::vec_c_tests): New function.c.
19889 * wide-int.cc: Include selftest.h and wide-int-print.h.
19890 (selftest::from_int <wide_int>): New function.
19891 (selftest::from_int <offset_int>): New function.
19892 (selftest::from_int <widest_int>): New function.
19893 (selftest::assert_deceq): New function.
19894 (selftest::assert_hexeq): New function.
19895 (selftest::test_printing <VALUE_TYPE>): New function template.
19896 (selftest::test_ops <VALUE_TYPE>): New function template.
19897 (selftest::test_comparisons <VALUE_TYPE>): New function template.
19898 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
19900 (selftest::wide_int_cc_tests): New function.
19902 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19904 PR middle-end/37780
19905 * ifcvt.c (noce_try_ifelse_collapse): New function.
19907 (noce_process_if_block): Call noce_try_ifelse_collapse.
19908 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
19909 (simplify_ternary_operation): Use the above to simplify
19910 conditional CLZ/CTZ expressions.
19912 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19914 PR middle-end/37780
19915 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
19916 define_insn_and_split.
19918 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19920 PR middle-end/37780
19921 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
19923 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
19926 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
19927 Implicitly clobber memory for basic asm with non-empty assembler
19928 string. Use targetm.md_asm_adjust also here.
19929 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
19930 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
19931 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
19932 non-empty assembler string.
19933 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
19934 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
19935 (decode_asm_operands): Handle basic asm in PARALLEL block.
19936 (extract_insn): Handle basic asm in PARALLEL block.
19937 * doc/extend.texi: Mention new behavior of basic asm.
19938 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
19939 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
19940 branch_needs_nop_p): Use asm_noperands.
19942 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
19944 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
19945 Include the M7 SPARC DFA scheduler.
19946 New attribute v3pipe.
19947 Annotate insns with v3pipe where appropriate.
19948 Define cpu_feature vis4.
19949 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
19950 Add (V8QI "8") to vbits.
19951 Add insns {add,sub}v8qi3
19952 Add insns ss{add,sub}v8qi3
19953 Add insns us{add,sub}{v8qi,v4hi}3
19954 Add insns {min,max}{v8qi,v4hi,v2si}3
19955 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
19956 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
19957 * config/sparc/niagara4.md: Add a comment explaining the
19958 discrepancy between the documented latenty numbers and the
19960 * config/sparc/niagara7.md: New file.
19961 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
19962 supports SPARC5 and VIS 4.0 instructions.
19963 * configure: Regenerate.
19964 * config.in: Likewise.
19965 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
19966 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
19967 TARGET_CPU_niagara7.
19968 (ASM_CPU64_DEFAULT_SPEC): Likewise.
19969 (CPP_CPU_SPEC): Handle niagara7.
19970 (ASM_CPU_SPEC): Likewise.
19971 * config/sparc/sparc-opts.h (processor_type): Add
19972 PROCESSOR_NIAGARA7.
19973 (mvis4): New option.
19974 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
19975 (AS_NIAGARA7_FLAG): Define.
19976 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
19977 (CPP_CPU64_DEFAULT_SPEC): Likewise.
19978 (CPP_CPU_SPEC): Handle niagara7.
19979 (ASM_CPU_SPEC): Likewise.
19980 * config/sparc/sparc.c (niagara7_costs): Define.
19981 (sparc_option_override): Handle niagara7 and adjust cache-related
19982 parameters with better values for niagara cpus. Also support VIS4.
19983 (sparc32_initialize_trampoline): Likewise.
19984 (sparc_use_sched_lookahead): Likewise.
19985 (sparc_issue_rate): Likewise.
19986 (sparc_register_move_cost): Likewise.
19987 (dump_target_flag_bits): Support VIS4.
19988 (sparc_vis_init_builtins): Likewise.
19989 (sparc_builtins): Likewise.
19990 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
19992 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
19994 * config/sparc/sparc.opt (sparc_processor_type): New value
19996 * config/sparc/visintrin.h (__attribute__): Prototypes for the
19998 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20000 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20003 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20005 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20007 2016-06-06 Richard Biener <rguenther@suse.de>
20009 PR tree-optimization/71398
20010 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20013 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20015 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20016 ft32_expand_prolog, ft32_expand_epilogue):
20017 Handle pretend_args.
20018 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20019 * config/ft32/ft32.md: Add pretend_returner.
20021 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20024 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20025 Copy op1 RTX to avoid invalid sharing.
20026 (ix86_expand_vector_move_misalign): Ditto.
20028 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20030 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20033 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20035 * predict.c (predicted_by_loop_heuristics_p): New function.
20036 (predict_iv_comparison): Use it.
20037 (predict_loops): Walk from innermost loops; do not predict edges
20038 leaving multiple loops multiple times; implement
20039 PRED_LOOP_ITERATIONS_MAX heuristics.
20040 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20042 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20044 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20045 only edges out of BB are EH edges.
20047 2016-06-04 Martin Sebor <msebor@redhat.com>
20048 Marcin Baczyński <marbacz@gmail.com>
20051 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20052 a void expression in a void function.
20054 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20056 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20057 aux; dump reasons of decisions.
20058 (should_duplicate_loop_header_p): Likewise.
20059 (do_while_loop_p): Likewise.
20060 (ch_base::copy_headers): Dump asi num insns duplicated.
20062 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20064 PR tree-optimization/71405
20065 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20066 incompatible type, build a new clobber with the right type instead
20067 of building a VIEW_CONVERT_EXPR around it.
20069 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20071 PR tree-optimization/52171
20072 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20073 by_pieces_ninsns instead of move_by_pieces_ninsns.
20075 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20077 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20078 for reg+reg addressing mode.
20080 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20082 * rs6000-c.c (c/c-tree.h): Add #include.
20083 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20084 in C++ when found in the base position of vec_ld or vec_st.
20086 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20088 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20089 use of profile unless profile status is PROFILE_READ.
20090 * profile.c (compute_branch_probabilities): Set profile status
20091 only after reporting predictor hitrates.
20093 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20097 * common.opt (ffp-int-builtin-inexact): New option.
20098 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20099 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20100 (ceil@var{m}2): Document dependence on this option.
20101 * ipa-inline-transform.c (inline_call): Handle
20102 flag_fp_int_builtin_inexact.
20103 * ipa-inline.c (can_inline_edge_p): Likewise.
20104 * config/i386/i386.md (rintxf2): Do not test
20105 flag_unsafe_math_optimizations.
20106 (rint<mode>2_frndint): New define_insn.
20107 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20108 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20109 for 387 instead of extending and truncating.
20110 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20111 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20112 Change to frndint<mode>2_<rounding>.
20113 (frndintxf2_<rounding>_i387): Likewise. Change to
20114 frndint<mode>2_<rounding>_i387.
20115 (<rounding_insn>xf2): Likewise.
20116 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20117 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20118 x87. Test TARGET_ROUND || !flag_trapping_math ||
20119 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20120 SSE. Use ROUND_NO_EXC in constant operand of
20121 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20122 for 387 instead of extending and truncating.
20124 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20125 Julia Koval <julia.koval@intel.com>
20137 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20138 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20139 all registers, except for function return registers if there are
20140 no caller-saved registers.
20141 (ix86_set_func_type): New function.
20142 (ix86_set_current_function): Call ix86_set_func_type to set
20143 no_caller_saved_registers and func_type. Call reinit_regs if
20144 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20145 nor x87 instructions in interrupt handler nor function with
20146 no_caller_saved_registers attribute.
20147 (ix86_function_ok_for_sibcall): Return false if there are no
20148 caller-saved registers.
20149 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20151 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20152 (ix86_function_arg): Return special arguments in interrupt handler.
20153 (ix86_promote_function_mode): Promote pointer to word_mode only
20154 for normal functions.
20155 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20157 (ix86_epilogue_uses): New function.
20158 (ix86_hard_regno_scratch_ok): Likewise.
20159 (ix86_save_reg): Preserve all registers in interrupt handler
20160 after reload. Preserve all registers, except for function return
20161 registers, if there are no caller-saved registers after reload.
20162 (find_drap_reg): Always use callee-saved register if there are
20163 no caller-saved registers.
20164 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20165 for interrupt handler.
20166 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20167 Emit cld instruction if stringops are used in interrupt handler
20168 or interrupt handler isn't a leaf function.
20169 (ix86_expand_epilogue): Generate interrupt return for interrupt
20170 handler and pop the 'ERROR_CODE' off the stack before interrupt
20171 return in exception handler.
20172 (ix86_expand_call): Disallow calling interrupt handler directly.
20173 If there are no caller-saved registers, mark all registers that
20174 are clobbered by the call which returns as clobbered.
20175 (ix86_handle_no_caller_saved_registers_attribute): New function.
20176 (ix86_handle_interrupt_attribute): Likewise.
20177 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20179 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20180 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20181 accumulation in interrupt function if stack may be realigned to
20183 (EPILOGUE_USES): New.
20184 (function_type): New enum.
20185 (machine_function): Add func_type and no_caller_saved_registers.
20186 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20187 (interrupt_return): New pattern.
20188 * doc/extend.texi: Document x86 interrupt and
20189 no_caller_saved_registers attributes.
20191 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20193 PR tree-optimization/52171
20194 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20195 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20196 Look for constant strings. Move some code to emit_block_cmp_hints
20198 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20199 * defaults.h (COMPARE_MAX_PIECES): New macro.
20200 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20201 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20202 (clear_by_pieces_1): Don't declare. Move definition before use.
20203 (can_do_by_pieces): New static function.
20204 (can_move_by_pieces): Use it. Return bool.
20205 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20206 OP. All callers changed. Handle COMPARE_BY_PIECES.
20207 (class pieces_addr); New.
20208 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20209 pieces_addr::adjust, pieces_addr::increment_address,
20210 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20212 (class op_by_pieces_d): New.
20213 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20215 (class move_by_pieces_d, class compare_by_pieces_d,
20216 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20217 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20218 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20219 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20220 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20221 compare_by_pieces_d::finish_mode): New member functions.
20222 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20224 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20225 (emit_block_cmp_hints): New function.
20226 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20227 use the newly defined classes.
20228 * expr.h (by_pieces_constfn): New typedef.
20229 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20230 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20231 (move_by_pieces_ninsns): Don't declare.
20232 (can_move_by_pieces): Change return value to bool.
20233 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20234 (compare_by_pieces_branch_ratio): New hook.
20235 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20236 (by_pieces_ninsns): Declare.
20237 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20239 (default_compare_by_pieces_branch_ratio): New function.
20240 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20241 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20242 * doc/tm.texi: Regenerate.
20243 * tree-ssa-strlen.c: Include "builtins.h".
20244 (handle_builtin_memcmp): New static function.
20245 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20246 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20248 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20250 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20251 relevant stmts which are simple and invariant.
20252 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20253 instead of simple and invariant
20255 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20257 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20258 (vectorizable_reduction): Check for new relevant state.
20259 (vectorizable_live_operation): vectorize live stmts using
20260 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20261 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20262 (vect_stmt_relevant_p): Check for stmts which are only used live.
20263 (process_use): Use of a stmt does not inherit it's live value.
20264 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20265 (vect_analyze_stmt): Check for new relevant state.
20266 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20267 outside the loop, but not inside it.
20269 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20271 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20272 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20273 (vect_get_vec_def_for_operand): Split out code.
20275 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20277 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20279 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20281 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20283 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20285 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20287 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20289 PR middle-end/71387
20290 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20291 to noreturn e->callee->decl that has void return type and void
20292 arguments, adjust gimple_call_fntype and remove lhs even if it had
20293 previously addressable type.
20295 2016-06-02 Jeff Law <law@redhat.com>
20297 PR tree-optimization/71328
20298 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20299 error when checking for a jump back onto the copied path.
20301 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20303 * config/microblaze/microblaze.c (get_branch_target): Add return
20304 NULL_RTX for the non-CALL_P case.
20305 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20306 (insert_wic): Remove unused local "j".
20308 2016-06-02 Martin Liska <mliska@suse.cz>
20310 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20312 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20313 Julia Koval <julia.koval@intel.com>
20315 * function.c (assign_parm_setup_stack): Force source into a
20316 register if needed.
20317 * target.def (function_incoming_arg): Update documentation to
20318 allow arbitrary address computation based on hard register.
20319 * doc/tm.texi: Regenerated.
20321 2016-06-02 Martin Liska <mliska@suse.cz>
20323 * predict.c (combine_predictions_for_bb): Fix first match in
20324 cases where a first predictor contains more than one occurence
20325 in list of predictors. Take the best value in such case.
20327 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20329 PR rtl-optimization/71295
20330 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20331 offset would go over the size of the inner mode reject it.
20333 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20335 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20336 x=x,x and v=v,m instead of x=x,m.
20338 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20339 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20340 alternative to v=rm,C.
20342 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20343 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20344 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20345 instead of vex for the last two above mentioned alternatives.
20347 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20350 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20352 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20354 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20356 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20358 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20359 from int to unsigned.
20361 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20363 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20364 alternatives, eliminating preferred register class. Add support
20365 for the MTVSRDD instruction in ISA 3.0.
20366 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20367 reg_or_indexed_operand.
20368 (vsx_splat_v4sf_internal): Likewise.
20370 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20373 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20374 for loading up all 0's or all 1's.
20376 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20378 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20380 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20382 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20384 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20385 * gcc.c (set_source_date_epoch_envvar): New function, sets
20386 the SOURCE_DATE_EPOCH environment variable to the current time.
20388 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20390 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20391 the factor for live Phi nodes.
20393 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20395 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20396 * tree-parloops.c (parallelize_loops): likewise.
20397 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20398 tree_unswitch_outer_loop): likewise.
20400 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20402 PR middle-end/71371
20403 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20404 around creation of the temporary.
20406 2016-06-01 Richard Biener <rguenther@suse.de>
20408 PR tree-optimization/71366
20409 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20410 (unloop_loops): Move removing edges here ...
20411 (try_unroll_loop_completely): ... from here.
20412 (try_peel_loop): ... and here.
20413 (tree_unroll_loops_completely_1): Track parent loops via
20414 bitmap of header BBs.
20415 (tree_unroll_loops_completely): Adjust for that.
20417 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20419 * config/rs6000/altivec.h (vec_slv): New macro.
20420 (vec_srv): New macro.
20421 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20422 (UNSPEC_VSRV): New value.
20425 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20426 (vsrv): New builtin definition.
20427 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20428 define argument types for new builtin.
20429 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20431 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20434 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20435 Jocelyn Mayer <l_indien@magic.fr>
20438 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20439 detect processor family for signature_CENTAUR_ebx.
20440 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20441 signature_CENTAUR_ebx.
20442 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20443 <default>: Pass x86-64 for has_longmode.
20445 2016-06-01 Nathan Sidwell <nathan@acm.org>
20447 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20450 2016-06-01 Richard Biener <rguenther@suse.de>
20452 PR tree-optimization/71261
20453 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20454 of stmts successfully put in the bool pattern. Remove
20455 single-use restriction.
20456 (adjust_bool_pattern_cast): Add cast at the use site via the
20457 pattern def sequence.
20458 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20459 of patterned defs. Use the pattern def seqence instead of
20460 multiple independent patterns.
20461 (sort_after_uid): New qsort compare function.
20462 (adjust_bool_stmts): New function to process stmts in the bool
20463 pattern in IL order.
20464 (vect_recog_bool_pattern): Adjust.
20465 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20466 (ifcvt_walk_pattern_tree): Likewise.
20467 (stmt_is_root_of_bool_pattern): Likewise.
20468 (ifcvt_repair_bool_pattern): Likewise.
20469 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20471 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20473 * loop-unroll.c (decide_unroll_constant_iterations,
20474 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20475 likely upper bounds.
20476 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20478 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20480 * tree-core.h (enum omp_clause_code): Remove
20481 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20483 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20485 * config/arm/sync.md (arm_store_exclusive<mode>):
20486 Use 'H' output modifier on operands[2] rather than creating a new
20487 entry in out-of-bounds memory of the operands array.
20488 (arm_store_release_exclusivedi): Likewise.
20490 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20492 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20493 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20494 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20495 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20497 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20499 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20500 into account live statements for mask producers.
20502 2016-06-01 Richard Biener <rguenther@suse.de>
20504 PR tree-optimization/71311
20505 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20506 restrict to non-INTEGER_CST @0.
20508 2016-06-01 Richard Biener <rguenther@suse.de>
20510 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20511 (relational patterns): Use :c to avoid pattern duplications.
20513 2016-06-01 Richard Biener <rguenther@suse.de>
20515 * genmatch.c (comparison_code_p): New predicate.
20516 (swap_tree_comparison): New function.
20517 (commutate): Add for_vec parameter to append new for entries.
20518 Support commutating relational operators by swapping it alongside
20520 (lower_commutative): Adjust.
20521 (dt_simplify::gen): Do not pass artificial operators to gen
20523 (decision_tree::gen): Do not add artificial operators as parameters.
20524 (parser::parse_expr): Verify operator commutativity when :c is
20525 applied. Allow :C to override this.
20526 * match.pd: Adjust patterns to use :C instead of :c where required.
20528 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20530 PR tree-optimization/71077
20531 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20532 the combining step, use boolean_false_node and boolean_true_node
20533 as the designated false/true return values.
20535 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20537 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20538 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20539 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20542 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20544 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20545 of flags impliying the register renaming.
20546 * toplev.c (process_options): Do not imply flag_rename_registers with
20549 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20551 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20552 default implementation.
20554 2016-05-31 Nathan Sidwell <nathan@acm.org>
20556 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20558 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20560 * config/sh/constraints.md (b): Remove constraint.
20561 * config/sh/predicates.md (arith_reg_operand): Remove
20563 * config/sh/sh-modes.def (PDI): Remove.
20564 * config/sh/sh.c (sh_target_reg_class,
20565 sh_optimize_target_register_callee_saved): Remove functions.
20566 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20567 (sh_expand_epilogue): Update comment.
20568 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20569 sh_secondary_reload): Remove TARGET_REGS related code.
20570 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20571 TARGET_REGISTER_P): Remove macros.
20572 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20573 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20574 TR1_REG, TR2_REG): Remove constants.
20575 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20577 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20579 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20580 define_expand patterns.
20581 (adddi3_compact): Rename to adddi3.
20582 (subdi3_compact): Rename to subdi3.
20583 (*negdi2): Rename to negdi2.
20584 (*abs<mode>2): Rename to abs<mode>2.
20586 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20588 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20589 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20590 (atomic_sub_fetchsi): ... this new pattern.
20591 (mvtc): Add CC_REG clobber.
20593 2016-05-31 Marek Polacek <polacek@redhat.com>
20595 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20597 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20599 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20600 aarch64_fusion_enabled_p to check for fusion capabilities.
20602 2016-05-31 Richard Biener <rguenther@suse.de>
20604 PR tree-optimization/71352
20605 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20606 minus one and a negate.
20608 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20610 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20611 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20613 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20614 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20615 Remove use of aarch64_simd_attr_length_move, set length attribute
20617 (*aarch64_be_movoi): Likewise.
20618 (*aarch64_be_movci): Likewise.
20619 (*aarch64_be_movxi): Likewise.
20621 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20623 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20624 It no longer does that.
20625 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20627 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20629 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20630 attribute __unused__.
20632 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20634 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20635 * config/arm/arm.c (arm_arch_thumb1): Define.
20636 (arm_option_override): Initialize arm_arch_thumb1.
20637 * config/arm/arm.h (arm_arch_thumb1): Declare.
20638 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20639 support Thumb-1 ISA.
20641 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20644 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20645 `Yv' for scalar operand.
20647 2016-05-31 Tom de Vries <tom@codesourcery.com>
20649 PR tree-optimization/69068
20650 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20651 phis with more than two args.
20653 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20655 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20656 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20659 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20661 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20663 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20665 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20666 cpu_32, cpu_64, tune_32 and tune_64.
20667 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20669 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20671 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20673 2016-05-30 Andi Kleen <ak@linux.intel.com>
20675 * auto-profile.c (read_profile): Replace asserts with errors
20676 when file does not exist.
20677 * gcov-io.c (gcov_read_words): Dito.
20679 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20681 * tree-cfg.c (print_loop): Print likely upper bounds.
20683 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20685 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20686 * opts.c (default_options): Enable peel loops at -O3.
20687 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20688 (try_peel_loop): Do not re-peel already peeled loops;
20689 use likely upper bounds; fix profile updating.
20690 (pass_complete_unroll::execute): Initialize peeled_loops.
20692 2016-05-30 Martin Liska <mliska@suse.cz>
20694 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20695 computed costs by frequency of BB they belong to.
20696 (get_scaled_computation_cost_at): New function.
20698 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20699 Marc Glisse <marc.glisse@inria.fr>
20701 PR tree-optimization/71289
20702 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20704 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20706 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20708 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20710 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20711 for peeled copies; avoid underflow when updating estimates; correctly
20712 scale loop profile.
20714 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20716 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
20717 r236875. Corrected oe3 to oe2 as obvious.
20719 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20721 PR middle-end/71269
20722 PR middle-end/71252
20723 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
20724 that inserted stmt will not dominate stmts that defines its operand.
20725 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
20726 (rewrite_expr_tree_parallel): Likewise.
20728 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
20730 PR middle-end/71252
20731 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
20732 all fields including stmt_to_insert are swapped.
20734 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20736 * predict.h (force_edge_cold): Declare.
20737 * predict.c (force_edge_cold): New function.
20738 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
20740 (canonicalize_loop_induction_variables): Fix formating.
20742 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
20744 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
20745 (visium_expand_copysign): Use gen_int_mode directly.
20746 (visium_compute_frame_size): Minor tweaks.
20748 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20750 * tree-vect-loop.c (vect_analyze_loop_2): Use
20751 likely_max_stmt_executions_int.
20753 2016-05-30 Tom de Vries <tom@codesourcery.com>
20755 PR tree-optimization/69067
20756 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
20758 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
20761 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
20762 New peepholes to remove unneeded fild/fistp pairs.
20763 (define_peephole2 atomic_loaddi_fpu): Ditto.
20765 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20767 * predict.c (maybe_hot_frequency_p): Avoid division.
20769 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
20771 * doc/install.texi: Use https for shop.fsf.org.
20773 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20775 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
20776 likely_max_stmt_executions_int.
20778 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20780 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
20781 likely_max_stmt_executions_int.
20783 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20785 * profile.c (compute_branch_probabilities): Do not report hitrates
20787 (branch_prob): Report hitrates here.
20788 * predict.c (gimple_predict_edge): Do not assert profile status;
20789 fix formatting issues.
20791 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20793 * predict.c (edge_predicted_by_p): New function.
20794 (predict_paths_for_bb): Do not put multiple predictions of the same type
20797 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20799 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
20802 2016-05-28 Alan Modra <amodra@gmail.com>
20804 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
20806 2016-05-28 Alan Modra <amodra@gmail.com>
20808 PR rtl-optimization/71275
20809 * ira.c (ira): Free dominance info.
20811 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
20813 * doc/sourcebuild.texi: New address for upstream Go repository.
20815 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
20817 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
20818 (TARGET_ARM_V7M): Likewise.
20820 2016-05-26 Jeff Law <law@redhat.com>
20822 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
20823 (thread_across_edge): Remove calls to find_jump_threads_backwards.
20824 * passes.def: Add jump threading passes before DOM/VRP.
20825 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
20826 argument to a basic block from an edge. Remove tests which are
20828 (pass_data_thread_jumps, class pass_thread_jumps): New.
20829 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20830 (make_pass_thread_jumps): Likewise.
20831 * tree-pass.h (make_pass_thread_jumps): Declare.
20833 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
20835 * config/visium/visium-protos.h (split_double_move): Rename into...
20836 (visium_split_double_move): ...this.
20837 (visium_split_double_add): Declare.
20838 * config/visium/visium.c (split_double_move): Rename into...
20839 (visium_split_double_move): ...this.
20840 (visium_split_double_add): New function.
20841 (visium_expand_copysign): Renumber operands for consistency.
20842 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
20843 (DFmode move splitter): Likewise.
20844 (*addi3_insn): Split by means of visium_split_double_add.
20845 (*adddi3_insn_flags): Delete.
20846 (*plus_plus_sltu<subst_arith>): New insn.
20847 (*subdi3_insn): Split by means of visium_split_double_add.
20848 (subdi3_insn_flags): Delete.
20849 (*minus_minus_sltu<subst_arith>): New insn.
20850 (*negdi2_insn): Split by means of visium_split_double_add.
20851 (*negdi2_insn_flags): Delete.
20853 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
20855 * configure.ac: Treat a --with-headers option without argument
20856 the same as the default (i.e. consult sys-include directory).
20857 * configure: Regenerate.
20859 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20861 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
20862 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
20864 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
20865 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20867 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20870 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
20871 tree-stdarg analysis results.
20872 (aarch64_setup_incoming_varargs): Likewise.
20874 2016-05-27 Jiong Wang <jiong.wang@arm.com>
20876 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
20877 va_list_gpr_counter_field and va_list_fpr_counter_field.
20879 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
20882 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
20883 * config/aarch64/aarch64.c
20884 (aarch64_cannot_change_mode_class): Remove function.
20885 * config/aarch64/aarch64-protos.h
20886 (aarch64_cannot_change_mode_class): Remove.
20888 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
20890 * cfgloop.c (record_niter_bound): Record likely upper bounds.
20891 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
20892 get_likely_max_loop_iterations_int): New.
20893 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
20894 any_likely_upper_bound.
20895 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
20897 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
20898 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
20900 (unroll_loop_constant_iterations): Likewise.
20901 (unroll_loop_runtime_iterations): Likewise.
20902 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
20903 * lto-streamer-out.c (output_cfg): Likewise.
20904 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
20906 (canonicalize_loop_induction_variables): Dump likely upper bounds.
20907 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
20908 (likely_max_loop_iterations): New.
20909 (likely_max_loop_iterations_int): New.
20910 (likely_max_stmt_executions): New.
20911 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
20912 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
20913 likely_max_stmt_executions): Declare.
20915 2016-05-27 Marek Polacek <polacek@redhat.com>
20917 PR middle-end/71308
20918 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
20920 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20922 * config/s390/s390.md (2x risbg splitters): Use
20923 reg_overlap_mentioned_p instead of rtx_equal_p.
20925 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
20927 * combine.c (make_compound_operation): Take known zero bits into
20928 account when checking for possible zero_extend.
20930 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20932 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
20933 Use const_int_operand for operand 2 predicate. Simplify expand code
20936 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
20938 PR middle-end/71279
20939 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
20942 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20944 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
20945 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
20946 that returns CC_SESWPmode and CC_ZESWPmode.
20947 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
20949 (aarch64_rtx_costs): Likewise.
20951 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
20953 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
20954 for ISA 3.0 min/max support.
20955 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
20956 conditional move support.
20957 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
20958 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
20960 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
20961 conditional moves where the comparison type is different from move
20963 (fp_minmax): New code iterator for smin/smax.
20964 (minmax): New code attributes for min/max.
20965 (SMINMAX): Likewise.
20966 (smax<mode>3): Combine min, max insns into one insn using the
20967 fp_minmax code iterator. Add support for ISA 3.0 min/max
20968 instructions that don't need -ffast-math.
20969 (s<minmax><mode>3): Likewise.
20970 (smax<mode>3_vsx): Likewise.
20971 (smin<mode>3): Likewise.
20972 (s<minmax><mode>3_vsx): Likewise.
20973 (smin<mode>3_vsx): Likewise.
20974 (pre-VSX min/max splitters): Likewise.
20975 (s<minmax><mode>3_fpr): Likewise.
20976 (movsfcc): Rewrite floating point conditional moves to combine
20977 SFmode/DFmode into a single insn.
20978 (mov<mode>cc): Likewise.
20979 (movdfcc): Likewise.
20980 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
20981 SFDF2 iterators to handle all combinations.
20982 (fseldfsf4): Likewise.
20983 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
20984 (fseldfdf4): Likewise.
20985 (fselsfdf4): Likewise.
20986 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
20987 comparison instructions that set a 0/-1 mask, and use it for
20988 floating point conditional move via XXSEL.
20989 (fpmask<mode>): Likewise.
20990 (xxsel<mode>): Likewise.
20991 * config/rs6000/predicates.md (min_max_operator): Delete, no
20993 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
20994 instructions that generate a 0/-1 mask for use with XXSEL.
20995 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
20996 say whether floating point min/max is available, either through
20997 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
20998 (TARGET_MINMAX_DF): Likewise.
21000 2016-05-27 Alan Modra <amodra@gmail.com>
21002 PR rtl-optimization/71275
21003 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21004 for update_equiv_regs and combine_and_move_insns.
21006 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21008 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21009 if_then_else or cond RTXes to calculate attribute value.
21010 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21011 <attr "length_immediate>: Ditto.
21012 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21013 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21014 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21015 <attr "type">: Ditto.
21016 <attr "prefix_data16">: Ditto.
21017 <attr "prefix_extra">: Ditto.
21018 <attr "length_immediate">: Ditto.
21019 <attr "prefix">: Ditto.
21020 (vec_set<mode>_0) <attr "isa">: Ditto.
21021 <attr "prefix_extra">: Ditto.
21022 <attr "length_immediate">: Ditto.
21023 <attr "prefix">: Ditto.
21024 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21025 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21026 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21027 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21028 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21029 <attr "length_immediate">: Ditto.
21030 <attr "prefix">: Ditto.
21031 (sse2_movsd) <attr "length_immediate">: Ditto.
21032 <attr "prefix">: Ditto.
21033 (vec_concatv2df) <attr "isa">: Ditto.
21034 <attr "prefix">: Ditto.
21035 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21036 (*vec_extractv2di_1) <attr "isa">: Ditto.
21037 <attr "type">: Ditto.
21038 <attr "length_immediate">: Ditto.
21039 <attr "prefix_rex">: Ditto.
21040 <attr "prefix_extra">: Ditto.
21041 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21042 <attr "prefix_extra">: Ditto.
21043 <attr "length_immediate">: Ditto.
21044 (vec_concatv2di) <attr "isa">: Ditto.
21045 <attr "prefix_extra">: Ditto.
21046 <attr "length_immediate">: Ditto.
21047 <attr "prefix">: Ditto.
21049 2016-05-26 Martin Liska <mliska@suse.cz>
21051 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21053 (operator+): Likewise.
21054 (operator-): Likewise.
21055 (comp_cost::operator+=): Likewise.
21056 (comp_cost::operator-=): Likewise.
21057 (comp_cost::operator/=): Likewise.
21058 (comp_cost::operator*=): Likewise.
21059 (operator<): Likewise.
21060 (operator==): Likewise.
21061 (operator<=): Likewise.
21062 (new_cost): Remove.
21063 (infinite_cost_p): Likewise.
21064 (add_costs): Likewise.
21065 (sub_costs): Likewise.
21066 (compare_costs): Likewise.
21067 (set_group_iv_cost): Use the newly introduced functions.
21068 (get_address_cost): Likewise.
21069 (get_shiftadd_cost): Likewise.
21070 (force_expr_to_var_cost): Likewise.
21071 (split_address_cost): Likewise.
21072 (ptr_difference_cost): Likewise.
21073 (difference_cost): Likewise.
21074 (get_computation_cost_at): Likewise.
21075 (determine_group_iv_cost_generic): Likewise.
21076 (determine_group_iv_cost_address): Likewise.
21077 (determine_group_iv_cost_cond): Likewise.
21078 (autoinc_possible_for_pair): Likewise.
21079 (determine_group_iv_costs): Likewise.
21080 (cheaper_cost_pair): Likewise.
21081 (iv_ca_recount_cost): Likewise.
21082 (iv_ca_set_no_cp): Likewise.
21083 (iv_ca_set_cp): Likewise.
21084 (iv_ca_cost): Likewise.
21085 (iv_ca_new): Likewise.
21086 (iv_ca_dump): Likewise.
21087 (iv_ca_narrow): Likewise.
21088 (iv_ca_prune): Likewise.
21089 (iv_ca_replace): Likewise.
21090 (try_add_cand_for): Likewise.
21091 (try_improve_iv_set): Likewise.
21092 (find_optimal_iv_set): Likewise.
21094 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21096 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21097 that internal functions will clobber all caller-saved registers.
21099 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21101 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21102 Return a better case_values_threshold when optimizing.
21104 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21106 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21107 Add ? to integer variant.
21108 (aarch64_combinez_be): Likewise.
21110 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21112 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21113 instead of x constraint.
21114 (vcvtps2ph256<mask_name>): Likewise.
21116 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21117 alternative. Formatting fix.
21119 * config/i386/sse.md
21120 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21122 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21123 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21124 maybe_evex prefix instead of vex.
21125 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21126 EXT_REX_SSE_REG_P (op0) case in the splitter.
21128 2016-05-25 Jeff Law <law@redhat.com>
21130 PR tree-optimization/71272
21131 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21132 Update comments. Add test for empty path.
21134 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21136 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21137 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21138 special case builtin.
21139 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21140 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21141 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21142 for __builtin_vec_cmpne.
21144 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21146 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21147 redundant test and bail out if the type of the new operand is not
21148 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21150 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21152 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21153 (x_ix86_target_flags_explicit): Remove.
21154 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21155 x_ix86_target_flags_explicit.
21156 (ix86_function_specific_restore): Ditto.
21158 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21159 H.J. Lu <hongjiu.lu@intel.com>
21162 * common/config/i386/i386-common.c
21163 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21164 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21165 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21166 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21167 (-mgeneral-regs-only): Add new option.
21168 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21169 x87 instructions if only general registers are allowed.
21170 (ix86_target_string): Add ix86_flags argument. Handle additional
21171 flags options through ix86_flags argument. Update all callers.
21172 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21174 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21176 PR rtl-optimization/66940
21177 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21178 decrementing desired_val will not overflow before performing these
21181 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21183 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21184 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21185 * config/i386/i386.c (enum ix86_builtins): Add
21186 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21187 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21188 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21189 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21190 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21191 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21192 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21193 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21194 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21195 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21196 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21197 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21198 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21199 __builtin_ia32_cvtps2dq512_mask.
21200 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21201 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21202 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21203 * config/i386/sse.md
21204 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21206 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21207 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21209 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21210 (avx512f_vec_pack_sfix_v8df): New define_expand.
21211 (avx512f_roundpd512): Rename to ...
21212 (avx512f_round<castmode>512): ... this. Change iterator.
21213 (avx512f_roundps512_sfix): New define_expand.
21214 (round<mode>2_sfix): Change iterator.
21216 2016-05-25 Nick Clifton <nickc@redhat.com>
21218 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21219 static interrupt handler is detected.
21220 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21221 default linker script.
21222 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21223 the low part of a symbolic pointer.
21225 2016-05-25 Richard Biener <rguenther@suse.de>
21227 PR tree-optimization/71261
21228 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21229 interesting stmt instead of immediate uses when looking
21230 for the use operand to replace.
21232 2016-05-25 Martin Liska <mliska@suse.cz>
21234 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21236 2016-05-25 Richard Biener <rguenther@suse.de>
21238 PR tree-optimization/71264
21239 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21242 2016-05-25 Martin Liska <mliska@suse.cz>
21244 PR tree-optimization/71239
21245 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21246 if DECL_SIZE is NULL.
21248 2016-05-25 Richard Biener <rguenther@suse.de>
21250 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21251 * tree-if-conv.c (pass_data_if_conversion): Use it.
21253 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21255 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21256 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21257 * varpool.c (varpool_node::get_availability): Likewise.
21259 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21261 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21262 VNEGW/VNEGD instructions.
21263 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21264 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21265 support for ISA 3.0 VNEGW/VNEGD instructions.
21267 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21269 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21270 pointers inside OACC_DATA regions.
21271 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21272 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21273 (gimplify_adjust_omp_clauses): Fix typo in comment.
21275 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21277 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21278 parity built-in functions.
21279 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21281 (p9v_parity<mode>2): Likewise.
21282 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21284 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21285 (parity<mode>2): ISA 3.0 expander for vector parity.
21286 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21288 (BU_P9_64BIT_MISC_0): Likewise.
21289 (BU_P9_MISC_0): Likewise.
21290 (BU_P9V_AV_1): Likewise.
21291 (BU_P9V_AV_2): Likewise.
21292 (BU_P9V_AV_3): Likewise.
21293 (BU_P9V_AV_P): Likewise.
21294 (BU_P9V_VSX_1): Likewise.
21295 (BU_P9V_OVERLOAD_1): Likewise.
21296 (BU_P9V_OVERLOAD_2): Likewise.
21297 (BU_P9V_OVERLOAD_3): Likewise.
21298 (VCTZB): Add vector count trailing zeros support.
21302 (VPRTYBD): Add vector parity support.
21303 (VPRTYBQ): Likewise.
21304 (VPRTYBW): Likewise.
21305 (VCTZ): Add overloaded vector count trailing zeros support.
21306 (VPRTYB): Add overloaded vector parity support.
21307 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21308 overloaded vector count trailing zeros and parity instructions.
21309 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21310 vector parity support.
21311 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21312 trailing zeros support.
21313 (vec_cntlz): Likewise.
21314 (vec_vctzb): Likewise.
21315 (vec_vctzd): Likewise.
21316 (vec_vctzh): Likewise.
21317 (vec_vctzw): Likewise.
21318 (vec_vprtyb): Add ISA 3.0 vector parity support.
21319 (vec_vprtybd): Likewise.
21320 (vec_vprtybw): Likewise.
21321 (vec_vprtybq): Likewise.
21322 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21323 the ISA 3.0 vector count trailing zeros and vector parity built-in
21326 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21328 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21329 when there is stmt_to_insert.
21331 2016-05-24 Martin Sebor <msebor@redhat.com>
21334 * tree.h (complete_or_array_type_p): New inline function.
21336 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21338 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21339 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21340 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21342 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21343 Limit 1st alternative to noavx isa, split 2nd alternative into one
21344 noavx and one avx alternative, use *x and Bm in the former and
21345 x and m in the latter.
21347 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21348 of sse4 for the first alternative, drop %v from the template
21349 and d operand modifier. Split second alternative into one sse4_noavx
21350 and one avx alternative, use *x instead of *v in the former and v
21351 instead of *v in the latter.
21352 (*sse4_1_extractps): Use noavx isa instead of * for the first
21353 alternative, drop %v from the template. Split second alternative into
21354 one noavx and one avx alternative, use *x instead of *v in the
21355 former and v instead of *v in the latter.
21356 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21357 with noavx and the last one with avx.
21358 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21359 split the second one into one noavx and one avx alternative,
21360 use *x and Bm in the former and x and m in the latter one.
21361 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21364 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21365 first two alternatives to noavx, use *x instead of *v in the second
21366 one, add avx alternative without *.
21367 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21368 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21369 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21371 2016-05-24 Jeff Law <law@redhat.com>
21373 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21374 New function, extracted from...
21375 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21376 Allow simple copies and constant initializations in the SSA chain.
21378 2016-05-24 Marek Polacek <polacek@redhat.com>
21381 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21384 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21387 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21388 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21389 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21390 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21391 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21393 2016-05-24 Richard Biener <rguenther@suse.de>
21395 PR tree-optimization/71240
21396 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21399 2016-05-24 Richard Biener <rguenther@suse.de>
21401 PR tree-optimization/71230
21402 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21404 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21406 * tree-vectorizer.h (vectorizable_comparison): Delete.
21407 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21408 PURE_SLP_STMT check.
21409 * tree-vect-stmts.c (vectorizable_call): Likewise.
21410 (vectorizable_simd_clone_call): Likewise.
21411 (vectorizable_conversion): Likewise.
21412 (vectorizable_assignment): Likewise.
21413 (vectorizable_shift): Likewise.
21414 (vectorizable_operation): Likewise.
21415 (vectorizable_load): Likewise.
21416 (vectorizable_condition): Likewise.
21417 (vectorizable_store): Likewise. Assert that we don't have
21419 (vectorizable_comparison): Make static. Remove redundant
21420 PURE_SLP_STMT check.
21421 (vect_transform_stmt): Assert that we always have an slp_node
21424 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21426 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21427 operands[2] against 1 with comparison against CONST1_RTX.
21428 (<shift>di3_neon): Likewise.
21429 * config/arm/predicates.md (const0_operand): Replace with comparison
21430 against CONST0_RTX.
21432 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21434 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21435 operands[2] against 1 with comparison against CONST1_RTX.
21436 (ashrdi3): Likewise.
21437 (lshrdi3): Likewise.
21438 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21440 (ashrsi3): Likewise.
21441 (lshrsi3): Likewise.
21442 (rotrsi3): Likewise.
21443 (define_split above *compareqi_eq0): Likewise.
21444 (define_split above "prologue"): Likewise.
21445 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21446 * config/arm/predicates.md (shift_operator): Likewise.
21447 (shift_nomul_operator): Likewise.
21448 (sat_shift_operator): Likewise.
21449 (thumb1_cmp_operand): Likewise.
21450 (const_neon_scalar_shift_amount_operand): Replace manual range
21451 check with IN_RANGE.
21452 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21453 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21455 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21457 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21458 with HOST_WIDE_INT_1.
21460 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21461 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21462 (arm_canonicalize_comparison): Likewise.
21463 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21465 (thumb1_size_rtx_costs): Likewise.
21466 (vfp_const_double_index): Replace cast of 1 to unsigned
21467 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21468 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21470 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21471 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21472 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21473 HOST_WIDE_INT with HOST_WIDE_INT_1.
21475 2016-05-24 Marek Polacek <polacek@redhat.com>
21477 * tree-cfg.h (should_remove_lhs_p): New predicate.
21478 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21479 * gimplify.c (gimplify_modify_expr): Likewise.
21480 * tree-cfg.c (verify_gimple_call): Likewise.
21481 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21482 * gimple-fold.c: Include "tree-cfg.h".
21483 (gimple_fold_call): Use should_remove_lhs_p.
21485 2016-05-24 Richard Biener <rguenther@suse.de>
21487 PR tree-optimization/71253
21488 * cfganal.h (control_dependences): Make robust against edge
21490 (control_dependences::control_dependences): Remove edge_list argument.
21491 (control_dependences::get_edge): Remove.
21492 (control_dependences::get_edge_src): Add.
21493 (control_dependences::get_edge_dest): Likewise.
21494 (control_dependences::m_el): Make a vector of edge src/dest index.
21495 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21496 (control_dependences::control_dependences): Likewise.
21497 (control_dependences::~control_dependence): Likewise.
21498 (control_dependences::get_edge): Remove.
21499 (control_dependences::get_edge_src): Add.
21500 (control_dependences::get_edge_dest): Likewise.
21501 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21503 (perform_tree_ssa_dce): Adjust.
21504 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21506 (pass_loop_distribution::execute): Adjust. Do loop destroying
21507 conditional on changed.
21509 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21512 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21513 return. Reindent transformation comment and mention the ARM state
21516 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21518 PR middle-end/71252
21519 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21520 after build_and_add_sum creates new use stmt.
21522 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21524 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21525 load_lanes/grouped_load classification comes first. Don't check
21526 whether the vectorization factor is a multiple of the group size
21529 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21531 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21532 GROUP_GAP for single-element interleaving.
21533 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21536 2016-05-24 Richard Biener <rguenther@suse.de>
21538 PR middle-end/70434
21540 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21541 bases which are accessed with non-invariant indices.
21542 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21543 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21545 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21547 PR middle-end/71170
21548 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21549 (add_to_ops_vec): Add stmt_to_insert.
21550 (add_repeat_to_ops_vec): Init stmt_to_insert.
21551 (insert_stmt_before_use): New.
21552 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21554 (get_ops): Init stmt_to_insert.
21555 (maybe_optimize_range_tests): Likewise.
21556 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21557 (rewrite_expr_tree_parallel): Likewise.
21558 (reassociate_bb): Likewise.
21560 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21563 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21564 ISA 3.0 xxperm fusion alternative.
21565 (altivec_vperm_v8hiv16qi): Likewise.
21566 (altivec_vperm_<mode>_uns_internal): Likewise.
21567 (vperm_v8hiv4si): Likewise.
21568 (vperm_v16qiv8hi): Likewise.
21570 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21571 Kelvin Nilsen <kelvin@gcc.gnu.org>
21573 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21574 vpermr/xxpermr on ISA 3.0.
21575 (altivec_expand_vec_perm_le): Likewise.
21576 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21577 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21580 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21582 * config/i386/i386.h (IS_STACK_MODE): Enable for
21583 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21584 SSE_FLOAT_MODE_P macros.
21585 * config/i386/i386.c (ix86_preferred_reload_class): Use
21586 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21587 Cleanup regclass processing for CONST_DOUBLE_P.
21588 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21589 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21590 with IS_STACK_MODE macro.
21591 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21593 (*movdf_internal): Use IS_STACK_MODE macro.
21594 (*movsf_internal): Ditto.
21596 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21598 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21599 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21601 2016-05-23 Jeff Law <law@redhat.com>
21603 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21605 (fsm_find_control_statement_thread_paths): Call it.
21607 2016-05-23 Martin Jambor <mjambor@suse.cz>
21610 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21611 from_global_constant if t is not NULL.
21613 2016-05-23 Marek Polacek <polacek@redhat.com>
21616 * common.opt (Wswitch-unreachable): New option.
21617 * doc/invoke.texi: Document -Wswitch-unreachable.
21618 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21621 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21623 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21624 TMR_INDEX is non-NULL.
21626 2016-05-23 Richard Biener <rguenther@suse.de>
21628 PR tree-optimization/71230
21629 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21630 (try_special_add_to_ops): ... here. Always test for single-use.
21632 2016-05-23 Martin Jambor <mjambor@suse.cz>
21634 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21635 default block if a PHI node in the original one would be resized.
21637 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21639 PR tree-optimization/58135
21640 * tree-vect-slp.c: When group size is not multiple
21641 of vector size, allow splitting of store group at
21644 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21646 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21648 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21650 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21651 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21652 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21655 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21656 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21657 v constraint instead of x and vinserti32x4 insn.
21659 * config/i386/sse.md (i128vldq): New mode iterator.
21660 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21661 avx512dq and avx512vl alternatives.
21663 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21664 constraint, use maybe_evex prefix instead of vex.
21665 (vec_dupv4sf): Use v constraint instead of x for output
21666 operand except for noavx alternative, use Yv constraint
21667 instead of x for input. Use maybe_evex prefix instead of vex.
21668 (*vec_dupv4si): Likewise.
21669 (*vec_dupv2di): Likewise.
21671 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21673 PR middle-end/40921
21674 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21675 (linearize_expr_tree): Call try_special_add_to_ops.
21676 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21678 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21680 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21681 to computed stack_usage.
21683 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21686 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21687 operand is subreg (symbol_ref) then move the symbol ref to register.
21689 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21691 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21693 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21695 PR middle-end/71179
21696 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21699 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21701 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21702 ranges by calling get_single_symbol and tidy up. Look more closely
21703 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21705 2016-05-20 Jeff Law <law@redhat.com>
21707 * bitmap.c (bitmap_find_bit): Remove useless test.
21709 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21711 * function.c (thread_prologue_and_epilogue_insns): Commit the
21712 insertion of the epilogue.
21714 2016-05-20 Martin Jambor <mjambor@suse.cz>
21716 PR tree-optimization/70884
21717 * tree-sra.c (initialize_constant_pool_replacements): Do not check
21718 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
21719 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
21720 of constant pool data as a reason for scalarization.
21722 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21724 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
21725 for naked functions.
21726 (thumb1_expand_prologue): Likewise.
21728 2016-05-20 Nathan Sidwell <nathan@acm.org>
21730 * config/nvptx/nptx.c (nvptx_option_override): Only set
21731 flag_toplevel_reorder, if not explicitly specified. Set
21732 flag_no_common, unless explicitly specified.
21734 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21736 * calls.c (can_implement_as_sibling_call_p): Mark param
21737 reg_parm_stack_space with ATTRIBUTE_UNUSED.
21739 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
21741 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
21742 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
21743 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
21745 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
21746 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
21747 and CASE_CONST_ANY.
21749 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
21751 * config/nvptx/nvptx.md (sincossf3): New pattern.
21753 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21755 * calls.c (maybe_complain_about_tail_call): New function.
21756 (initialize_argument_information): Call
21757 maybe_complain_about_tail_call when clearing *may_tailcall.
21758 (can_implement_as_sibling_call_p): Call
21759 maybe_complain_about_tail_call when returning false.
21760 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
21761 ensure try_tail_call is set. Call maybe_complain_about_tail_call
21762 if tail-call optimization fails.
21763 * cfgexpand.c (expand_call_stmt): Initialize
21764 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
21765 * gimple-pretty-print.c (dump_gimple_call): Dump
21766 gimple_call_must_tail_p.
21767 * gimple.c (gimple_build_call_from_tree): Call
21768 gimple_call_set_must_tail with the value of
21769 CALL_EXPR_MUST_TAIL_CALL.
21770 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
21771 (gimple_call_set_must_tail): New function.
21772 (gimple_call_must_tail_p): New function.
21773 * print-tree.c (print_node): Update printing of TREE_STATIC
21774 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
21775 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
21776 trailing comment listing applicable flags.
21777 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
21779 2016-05-20 David Malcolm <dmalcolm@redhat.com>
21781 * calls.c (expand_call): Move "Rest of purposes for tail call
21782 optimizations to fail" to...
21783 (can_implement_as_sibling_call_p): ...this new function, and
21784 split into multiple "if" statements.
21786 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21788 * cfgloop.h (expected_loop_iterations_unbounded,
21789 expected_loop_iterations): Unconstify.
21790 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
21791 profile with known upper bound; return 3 when profile is absent.
21792 (expected_loop_iterations): Update.
21794 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21796 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
21797 and get_max_loop_iterations_int.
21799 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
21801 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
21802 realistic upper bounds here.
21804 2016-05-20 Jakub Jelinek <jakub@redhat.com>
21807 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
21808 calls if the LHS is variable length or has addressable type.
21809 If targets[0]->decl is a noreturn call with void return type and
21810 zero arguments, adjust fntype and remove lhs in that case.
21812 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
21814 PR tree-optimization/71079
21815 PR tree-optimization/71206
21816 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
21818 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21820 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
21821 (get_vec_alignment_for_array_decl): Likewise.
21822 (get_vec_alignment_for_record_decl): Likewise.
21823 (increase_alignment::execute): Move code to find alignment to
21824 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
21825 (type_align_map): New hash_map.
21827 2016-05-20 Richard Guenther <rguenther@suse.de>
21829 PR tree-optimization/29756
21830 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
21831 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
21832 * fold-const.c (operand_equal_p): Likewise.
21833 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
21834 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
21835 * tree-inline.c (estimate_operator_cost): Likewise.
21836 * tree-pretty-print.c (dump_generic_node): Likewise.
21837 * tree-ssa-operands.c (get_expr_operands): Likewise.
21838 * cfgexpand.c (expand_debug_expr): Likewise.
21839 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
21840 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
21841 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
21842 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
21843 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
21844 (execute_update_addresses_taken): Do it.
21846 2016-05-20 Richard Biener <rguenther@suse.de>
21848 PR tree-optimization/71185
21849 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
21850 register operations.
21852 2016-05-20 Richard Biener <rguenther@suse.de>
21854 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
21855 gimple_seq_add_seq_without_update.
21856 (release_bb_predicate): Assert we have no operands to free.
21857 (if_convertible_loop_p_1): Calculate post dominators later.
21858 Do not free BB predicates here.
21859 (combine_blocks): Do not recompute BB predicates.
21860 (version_loop_for_if_conversion): Save BB predicates around
21863 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
21865 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
21866 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
21867 code. Ignore sibcalls on EDGE_IGNORE edges.
21868 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
21869 on edges for sibcalls that run without prologue. The rest of the
21870 function is combined from...
21871 (fix_fake_fallthrough_edge): ... this, and ...
21872 (try_shrink_wrapping): ... a part of this. Remove the bb_with
21873 function argument, make it a local variable.
21875 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
21877 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
21878 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
21879 for 32-bit mode and SEH for 64-bit.
21880 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
21881 TARGET_64BIT_DEFAULT.
21883 2016-05-19 Ryan Burn <contact@rnburn.com>
21885 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
21886 * gengtype.c (open_base_files): Add cilk.h to ifiles.
21888 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
21890 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
21891 force pending loads from memory.
21893 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
21895 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
21896 (UNSPEC_DARN_32): New unspec constant.
21897 (UNSPEC_DARN_RAW): New unspec constant.
21898 (darn_32): New instruction.
21899 (darn_raw): New instruction.
21900 (darn): New instruction.
21901 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
21902 support and documentation for this macro.
21903 (BU_P9_MISC_1): New macro definition.
21904 (BU_P9_64BIT_MISC_0): New macro definition.
21905 (BU_P9_MISC_0): New macro definition.
21906 (darn_32): New builtin definition.
21907 (darn_raw): New builtin definition.
21908 (darn): New builtin definition.
21909 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
21910 RS6000_BUILTIN_0 directives to surround each occurrence of
21911 #include "rs6000-builtin.def".
21912 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
21913 RS6000_BTM_64BIT flags to the returned mask, depending on
21915 (def_builtin): Correct an error in the assignments made to the
21916 debugging variable attr_string.
21917 (rs6000_expand_builtin): Add support for no-operand built-in
21919 (builtin_function_type): Remove fatal_error assertion that is no
21921 (rs6000_common_init_builtins): Add support for no-operand built-in
21923 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
21925 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
21927 (RS6000_BTM_64BIT): New macro definition.
21928 * doc/extend.texi: Document __builtin_darn (void),
21929 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
21932 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
21934 * tree-vect-loop.c (vect_analyze_loop_2): Use also
21935 max_loop_iterations_int.
21937 2016-05-19 Marek Polacek <polacek@redhat.com>
21939 PR tree-optimization/71031
21940 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
21941 condition and adjust the code a bit.
21943 2016-05-19 Martin Liska <mliska@suse.cz>
21945 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
21946 auto_vec instead of vec.
21948 2016-05-19 Martin Liska <mliska@suse.cz>
21950 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
21952 2016-05-19 Martin Liska <mliska@suse.cz>
21954 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
21956 2016-05-19 Martin Liska <mliska@suse.cz>
21958 * ipa-pure-const.c (set_function_state): Remove an existing
21960 (remove_node_data): Do not free it as it's released
21961 in set_function_state.
21963 2016-05-19 Martin Liska <mliska@suse.cz>
21965 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
21968 2016-05-19 Martin Liska <mliska@suse.cz>
21970 * omp-simd-clone.c (simd_clone_adjust): Release vector.
21972 2016-05-19 Martin Liska <mliska@suse.cz>
21974 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
21975 an auto_vec instead of re-creating it.
21977 2016-05-19 Martin Liska <mliska@suse.cz>
21979 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
21980 auto_vec instead of vec.
21982 2016-05-19 Martin Liska <mliska@suse.cz>
21984 * lto-section-in.c (lto_get_section_data): Call
21985 lto_check_version with additional argument.
21986 * lto-streamer.c (lto_check_version): Add new argument.
21987 * lto-streamer.h (lto_check_version): Likewise.
21989 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21991 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
21992 Don't add cost of inner memory when handling sign-extended loads.
21994 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
21996 PR rtl-optimization/71148
21997 * cse.c (cse_main): Free dominance info.
21998 (rest_of_handle_cse): Don't free dominance info.
21999 (rest_of_handle_cse2): Likewise.
22000 (rest_of_handle_cse_after_global_opts): Likewise.
22002 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22005 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22006 NULL_TREE early if NEON is not available. Remove now redundant check
22007 in ARM_CHECK_BUILTIN_MODE.
22009 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22012 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22013 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22014 * doc/cpp.texi: Document new macros.
22016 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22018 PR tree-optimization/69848
22019 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22020 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22022 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22024 * function.c (thread_prologue_and_epilogue_insn): Move the
22025 "goto epilogue_done" one block later.
22027 2016-05-19 Richard Biener <rguenther@suse.de>
22029 PR tree-optimization/70729
22030 * passes.def: Move LIM pass before PRE. Remove no longer
22031 required copyprop and move first DCE out of the loop pipeline.
22033 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22036 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22037 (OBJS-libcommon-target): ...here.
22038 * opts-common.c: Include spellcheck.h.
22039 (cmdline_handle_error): Build a vec of valid options and use it
22040 to suggest provide hints for misspelled arguments.
22042 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22045 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22046 lhs if it has TREE_ADDRESSABLE type.
22048 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22051 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22052 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22054 2016-05-18 Martin Jambor <mjambor@suse.cz>
22057 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22058 input for NOP_EXPR pass-through functions.
22059 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22060 aggregate global constant VAR_DECLs in constant jump functions.
22062 2016-05-18 Martin Jambor <mjambor@suse.cz>
22065 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22066 from TREE_READONLY parameters.
22068 2016-05-18 Martin Jambor <mjambor@suse.cz>
22071 * cgraph.h (cgraph_indirect_call_info): New field
22072 guaranteed_unmodified.
22073 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22074 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22076 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22077 pass the parameter value to ipa_find_agg_cst_for_param.
22078 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22079 guaranteed_unmodified, store AA results there instead of bailing out
22081 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22082 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22083 (find_constructor_constant_at_offset): New function.
22084 (ipa_find_agg_cst_from_init): Likewise.
22085 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22086 static initializers of contants, report back through a new paameter
22087 from_global_constant if that was the case.
22088 (try_make_edge_direct_simple_call): Also pass parameter value to
22089 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22091 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22092 (ipa_read_indirect_edge_info): Likewise.
22093 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22094 (ipa_load_from_parm_agg): Likewise.
22096 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22098 PR rtl-optimization/71150
22099 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22102 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22105 * config/rs6000/constraints.md (wE constraint): New constraint
22106 for a vector constant that can be loaded with XXSPLTIB.
22107 (wM constraint): New constraint for a vector constant of a 1's.
22108 (wS constraint): New constraint for a vector constant that can be
22109 loaded with XXSPLTIB and a vector sign extend instruction.
22110 * config/rs6000/predicates.md (xxspltib_constant_split): New
22111 predicates for wE/wS constraints.
22112 (xxspltib_constant_nosplit): Likewise.
22113 (easy_vector_constant): Add support for constants that can be
22114 loaded via XXSPLTIB.
22115 (all_ones_constant): New predicate for vector constant with all
22117 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22118 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22119 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22120 instruction and possibly with a sign extension.
22121 (output_vec_const_move): Add support for XXSPLTIB. If we are
22122 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22123 instead of XXLXOR/XXLORC.
22124 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22126 (rs6000_legitimize_reload_address): Likewise.
22127 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22129 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22130 combine VSX_M and VSX_M2 into one iterator.
22131 (VSX_M2): Likewise.
22132 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22133 (VSINT_842): Likewise.
22134 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22135 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22136 XXSPLTIB instruction.
22137 (xxspltib_<mode>_nosplit): Likewise.
22138 (xxspltib_<mode>_split): New insn to load up constants with
22139 XXSPLTIB and a sign extend instruction.
22140 (vsx_mov<mode>): Replace single move that handled all vector types
22141 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22142 moves (when -mvsx-timode is in effect) into the main vector
22143 moves. Eliminate separate moves for <VSr> <VSa>, where the
22144 preferred register class (<VSr>) is listed first, and the
22145 secondary register class (<VSa>) is listed second with a '?' to
22146 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22147 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22148 that if the register was involved in a slow operation, the
22149 clear/set operation does not wait for the slow operation to
22150 finish. Adjust the length attributes for 32-bit mode. Use
22151 rs6000_output_move_128bit and drop the use of the string
22152 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22153 spacing so that the alternatives and attributes don't generate
22154 long lines, and put things in columns, so that it is easier to
22155 match up the operands and attributes with the insn alternatives.
22156 (vsx_mov<mode>_64bit): Likewise.
22157 (vsx_mov<mode>_32bit): Likewise.
22158 (vsx_movti_64bit): Fold movti into normal vector moves.
22159 (vsx_movti_32bit): Likewise.
22160 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22161 splat instructions.
22162 (vsx_splat_v4si_internal): Likewise.
22163 (vsx_splat_v4sf_internal): Likewise.
22164 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22165 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22166 extend vector elements.
22167 (vsx_sign_extend_hi_<mode>): Likewise.
22168 (vsx_sign_extend_si_v2di): Likewise.
22169 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22171 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22172 constraints. Add trailing period to wL documentation.
22174 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22176 PR middle-end/71020
22177 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22178 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22179 * tree-call-cdce.c: Include tree-dfa.h.
22180 (can_guard_call_p): New function, extracted from...
22181 (can_use_internal_fn): ...here.
22182 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22184 (shrink_wrap_one_built_in_call): Likewise.
22185 (use_internal_fn): Likewise.
22186 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22187 and return void. Call replace_abnormal_ssa_names.
22188 (pass_call_cdce::execute): Check can_guard_call_p during the
22189 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22190 will always change something.
22192 2016-05-18 Martin Jambor <mjambor@suse.cz>
22195 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22196 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22198 2016-05-18 Martin Jambor <mjambor@suse.cz>
22201 * ipa-inline.h (condition): New field size.
22202 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22203 for comaprison and store it into the new condition.
22204 (evaluate_conditions_for_known_args): Use condition size to check
22205 access sizes for all but CHANGED conditions.
22206 (unmodified_parm_1): New parameter size_p, store access size into it.
22207 (unmodified_parm): Likewise.
22208 (unmodified_parm_or_parm_agg_item): Likewise.
22209 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22210 (set_cond_stmt_execution_predicate): Extract access sizes and store
22211 them to conditions.
22212 (set_switch_stmt_execution_predicate): Likewise.
22213 (will_be_nonconstant_expr_predicate): Likewise.
22214 (will_be_nonconstant_predicate): Likewise.
22215 (inline_read_section): Stream condition size.
22216 (inline_write_summary): Likewise.
22218 2016-05-18 Richard Biener <rguenther@suse.de>
22220 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22221 condition cost to PHI cost instead of total_cost.
22223 2016-05-18 Martin Liska <mliska@suse.cz>
22226 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22229 2016-05-18 Richard Biener <rguenther@suse.de>
22231 * lto-streamer.h (LTO_major_version): Bump to 6.
22233 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22235 * function.c (make_split_prologue_seq, make_prologue_seq,
22236 make_epilogue_seq): New functions, factored out from...
22237 (thread_prologue_and_epilogue_insns): Here.
22239 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22241 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22242 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22243 of before. Add a comment.
22245 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22247 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22248 expression pointer, not pointer to the pointer.
22250 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22252 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22253 (avx2_pbroadcast<mode>): Add another alternative with v instead
22254 of x constraints in it, using <pbroadcast_evex_isa> isa.
22255 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22257 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22258 constraint x instead of v in second alternative, add avx512bw
22261 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22262 constraint x instead of v in second alternative, add avx512bw
22265 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22266 constraint x instead of v in second alternative, add avx512bw
22269 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22270 avx512bw alternative.
22272 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22274 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22275 array to 128 chars.
22276 (define_insn "*andnottf3"): Ditto.
22277 (define_insn "*<code><mode>3"/any_logic): Ditto.
22278 (define_insn "*<code>tf3"/any_logic): Ditto.
22279 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22280 operand to block AVX-512VL insn variant emit when it is not enabled.
22282 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22284 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22285 constraint fot SF mode.
22287 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22288 Kirill Yukhin <kirill.yukhin@intel.com>
22290 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22292 (define_insn "rsqrt14<mode>"): Ditto.
22293 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22294 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22295 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22296 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22297 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22299 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22300 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22301 * config/i386/i386.c (ix86_print_operand): Expand check for size
22302 override codes for Intel syntax.
22304 2016-05-18 Richard Biener <rguenther@suse.de>
22306 PR tree-optimization/71168
22307 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22308 initialization earlier.
22310 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22312 * config/aarch64/aarch64-simd.md
22313 (aarch64_reduc_plus_internal<mode>): Rename to...
22314 (reduc_plus_scal): ...This, and remove previous implementation.
22316 2016-05-18 Richard Biener <rguenther@suse.de>
22318 * passes.def: Put late dse and cd_dce in canonical order.
22320 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22322 * ipa-inline-transform.c (preserve_function_body_p): Look for
22323 first non-thunk clone.
22324 (save_function_body): Save into first non-thunk.
22325 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22327 (lto_output_node): Inline thunks don't need body in every
22329 * lto-streamer-in.c: Do not fixup thunk clones.
22330 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22332 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22335 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22337 PR middle-end/63586
22338 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22339 (reassociate_bb): Call transform_add_to_multiply.
22341 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22343 * config/aarch64/aarch64.c (all_extensions): Removed unused
22346 2016-05-17 Nathan Sidwell <nathan@acm.org>
22348 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22349 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22351 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22353 PR tree-optimization/54579
22354 PR middle-end/55299
22355 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22357 2016-05-17 Marek Polacek <polacek@redhat.com>
22360 * tree-inline.c (expand_call_inline): Call
22361 maybe_remove_unused_call_args.
22363 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22365 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22366 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22367 * doc/md.texi (fmin@var{m}3): Likewise.
22369 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22371 * match.pd (X & C): New transformation.
22373 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22375 * match.pd (~X & Y): New transformation.
22377 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22379 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22380 information for new SSA_NAME.
22381 (simplify_conversion_using_ranges): Get range through get_range_info
22382 instead of get_value_range.
22384 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22386 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22387 Remove inline assembly.
22388 (vmvn_s16): Likewise.
22389 (vmvn_s32): Likewise.
22390 (vmvn_u8): Likewise.
22391 (vmvn_u16): Likewise.
22392 (vmvn_u32): Likewise.
22393 (vmvnq_s8): Likewise.
22394 (vmvnq_s16): Likewise.
22395 (vmvnq_s32): Likewise.
22396 (vmvnq_u8): Likewise.
22397 (vmvnq_u16): Likewise.
22398 (vmvnq_u32): Likewise.
22399 (vmvn_p8): Likewise.
22400 (vmvnq_p16): Likewise.
22402 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22404 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22406 (vmul_n_s16): Likewise.
22407 (vmul_n_s32): Likewise.
22408 (vmul_n_u16): Likewise.
22409 (vmul_n_u32): Likewise.
22410 (vmulq_n_f32): Likewise.
22411 (vmulq_n_f64): Likewise.
22412 (vmulq_n_s16): Likewise.
22413 (vmulq_n_s32): Likewise.
22414 (vmulq_n_u16): Likewise.
22415 (vmulq_n_u32): Likewise.
22417 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22419 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22420 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22422 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22424 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22425 to *aarch64_fma4_elt_from_dup<mode>.
22426 (*aarch64_fnma4_elt_to_128df): Rename to
22427 *aarch64_fnma4_elt_from_dup<mode>.
22428 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22429 (vfms_n_f32): Likewise.
22430 (vfms_n_f64): Likewise.
22431 (vfmsq_n_f32): Likewise.
22432 (vfmsq_n_f64): Likewise.
22434 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22436 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22438 2016-05-17 Richard Biener <rguenther@suse.de>
22440 PR tree-optimization/71132
22441 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22442 Only add control dependences for blocks in the loop.
22443 (build_rdg): Adjust.
22444 (generate_code_for_partition): Return whether loop should
22445 be destroyed and delay that.
22446 (distribute_loop): Likewise.
22447 (pass_loop_distribution::execute): Record loops to be destroyed
22448 and perform delayed destroying of loops.
22450 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22453 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22455 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22457 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22459 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22462 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22463 insertion point for instructions generated by validize_mem.
22465 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22467 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22470 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22472 * config/aarch64/aarch64.c
22473 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22474 rather than a macro.
22476 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22478 * doc/invoke.texi (AArch64 Options): Various updates.
22480 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22482 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22483 into instrumentation thunks.
22484 * cif-code.def (CIF_CHKP): New.
22486 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22488 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22490 2016-05-16 Martin Jambor <mjambor@suse.cz>
22492 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22493 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22495 2016-05-16 Marek Polacek <polacek@redhat.com>
22497 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22500 2016-05-16 Martin Jambor <mjambor@suse.cz>
22503 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22504 the outlined kernel function.
22506 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22508 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22509 (ISA_HAS_DLSA): Ditto.
22511 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22513 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22515 2016-05-16 Nathan Sidwell <nathan@acm.org>
22517 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22518 (nvptx_name_replacement): Restore. Add comment.
22519 (write_fn_proto, write_fn_proto_from_insn,
22520 nvptx_output_call_insn): Restore
22521 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22523 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22525 * config/aarch64/aarch64.md
22526 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22527 (add<mode>3_compareC_imm): Likewise.
22528 (<optab>si3_uxtw): Split into register and immediate variants.
22529 (andsi3_compare0_uxtw): Likewise.
22530 (and<mode>3_compare0): Likewise.
22531 (and<mode>3nr_compare0): Likewise.
22532 (stack_protect_test_<mode>): Don't use %x for memory operands.
22534 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22536 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22538 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22540 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22541 Split integer shifts into shift_reg and bfm.
22542 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22543 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22544 (ror<mode>3_insn): Likewise.
22545 (<optab>si3_insn_uxtw): Likewise.
22546 (<optab><mode>3_insn): Change to rotate_imm.
22547 (extr<mode>5_insn_alt): Likewise.
22548 (extrsi5_insn_uxtw): Likewise.
22549 (extrsi5_insn_uxtw_alt): Likewise.
22551 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22553 * doc/tm.texi: Regenerate.
22554 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22555 (TARGET_INVALID_RETURN_TYPE): Remove.
22556 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22557 TARGET_INVALID_RETURN_TYPE.
22558 * target.def (invalid_parameter_type): Remove.
22559 (invalid_return_type): Remove.
22561 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22563 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22564 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22566 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22568 (preserve_function_body_p): No need to preserve function body
22569 * cif-codes.def (CIF_THUNK): Remove.
22570 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22572 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22574 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22576 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22578 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22581 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22583 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22584 (inline_small_functions): Do not look for function symbol when
22587 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22589 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22592 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22593 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22594 Jiong Wang <jiong.wang@arm.com>
22596 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22597 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22598 Define __ARM_FP16_ARGS when appropriate.
22599 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22601 (arm_invalid_return_type): Likewise.
22602 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22603 (TARGET_INVALID_RETURN_TYPE): Remove.
22604 (aapcs_vfp_sub_candidate): Allow HFmode.
22605 (aapcs_vfp_allocate): Add comment. Support HFmode.
22606 (aapcs_vfp_allocate_return_reg): Likewise.
22607 (struct aapcs_cp_arg_layout): Slightly reword comments for
22608 is_return_candidate and allocate_return_reg.
22609 (output_mov_vfp): Update assert.
22610 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22612 (arm_invalid_parameter_type): Remove.
22613 (amr_invalid_return_type): Remove.
22614 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22615 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22616 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22618 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22620 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22621 * config/aarch64/arch64-protos.h
22622 (aarch64_legitimize_reload_address): Remove.
22623 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22626 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22628 * configure.ac: Add ACX_NONCANONICAL_HOST.
22629 * configure: Regenerate.
22630 * Makefile.in: Set host_noncanonical.
22632 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22635 * config/i386/i386.md (*movtf_internal): Before register allocation,
22636 do not allow FP constants for CM_MEDIUM memory model, allow only
22637 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22638 (*movxf_internal): Ditto.
22639 (*movdf_internal): Ditto.
22640 (*movsf_internal): Ditto.
22642 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22644 PR rtl-optimization/67483
22645 * combine.c (make_compound_operation): Don't call extract_left_shift
22646 with negative shift amounts.
22648 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22651 * fold-const.c (fold_checksum_tree): Allow modification
22652 of TYPE_ALIAS_SET during folding.
22654 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22655 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22656 (ix86_split_to_parts): Likewise. Fix up formatting.
22658 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22660 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22661 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22664 2016-05-13 Nathan Sidwell <nathan@acm.org>
22666 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22667 (nvptx_name_replacement): Delete.
22668 (write_fn_proto, write_fn_proto_from_insn,
22669 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22670 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22671 * langhooks.c (add_builtin_funcction_common): Call
22672 targetm.mangle_decl_assembler_name.
22674 * config/nvptx/nvptx.c (write_fn_proto): Handle
22675 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22677 2016-05-13 Martin Liska <mliska@suse.cz>
22679 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22680 and PRIu64 in printf format.
22682 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22684 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22687 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22689 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22690 Change --param max-completely-peeled-times to
22691 --param max-completely-peel-times in dump file printing.
22693 2016-05-13 Richard Biener <rguenther@suse.de>
22695 PR tree-optimization/42587
22696 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22697 (find_bswap_or_nop_1): Likewise.
22698 (bswap_replace): Likewise.
22700 2016-05-13 Martin Liska <mliska@suse.cz>
22702 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22703 Initialize a variable with default value.
22705 2016-05-13 Martin Liska <mliska@suse.cz>
22707 * doc/invoke.texi: Enhance explanation of error recovery
22710 2016-05-13 Martin Liska <mliska@suse.cz>
22712 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22713 (struct cost_pair): Change inv_expr_id (int) to inv_expr
22714 (iv_inv_expr_ent *).
22715 (struct iv_inv_expr_ent): Comment struct fields.
22716 (sort_iv_inv_expr_ent): New function.
22717 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
22718 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
22719 a hash_map between iv_inv_expr_ent and number of usages.
22720 (niter_for_exit): Fix coding style.
22721 (tree_ssa_iv_optimize_init): Use renamed variable.
22722 (determine_base_object): Fix coding style.
22723 (alloc_iv): Likewise.
22724 (find_interesting_uses_outside): Likewise.
22725 (add_candidate_1): Likewise.
22726 (add_standard_iv_candidates): Likewise.
22727 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
22728 (prepare_decl_rtl): Fix coding style.
22729 (get_address_cost): Likewise.
22730 (get_shiftadd_cost): Likewise.
22731 (force_expr_to_var_cost): Likewise.
22732 (compare_aff_trees): Likewise.
22733 (get_expr_id): Restructure the function.
22734 (get_loop_invariant_expr_id): Renamed to
22735 get_loop_invariant_expr.
22736 (get_computation_cost_at): Replace usage of inv_expr_id with
22738 (get_computation_cost): Likewise.
22739 (determine_group_iv_cost_generic): Likewise.
22740 (determine_group_iv_cost_address): Likewise.
22741 (iv_period): Fix coding style.
22742 (iv_elimination_compare_lt): Likewise.
22743 (may_eliminate_iv): Likewise.
22744 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
22746 (determine_group_iv_costs): Dump invariant expressions.
22747 (iv_ca_recount_cost): Use the newly added hash_map.
22748 (iv_ca_set_remove_invariants): Fix coding style.
22749 (iv_ca_set_add_invariants): Fix coding style.
22750 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
22752 (iv_ca_set_cp): Likewise.
22753 (iv_ca_new): Initialize the newly added hash_map and remove
22754 initialization of fields.
22755 (iv_ca_free): Delete the hash_map.
22756 (iv_ca_dump): Dump invariant expressions.
22757 (iv_ca_extend): Fix coding style.
22758 (try_add_cand_for): Likewise.
22759 (create_new_ivs): Dump information about # of avg iterations and
22760 # of used invariant expressions.
22761 (rewrite_use_compare): Fix coding style.
22762 (free_loop_data): Set default value for max_inv_expr_id.
22764 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
22766 * cse.c (rest_of_handle_cse): Use cleanup_cfg
22767 returned value cse_cfg_altered computation.
22768 (rest_of_handle_cse2): Likewise.
22769 (rest_of_handle_cse_after_global_opts): Likewise.
22771 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22774 * config/arm/arm.c (arm32_output_mi_thunk): New.
22775 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
22776 to split Thumb1 vs TARGET_32BIT functionality.
22777 (arm_thumb1_mi_thunk): New.
22779 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22781 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
22784 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22787 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
22789 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
22791 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
22792 (expand_builtin_trap): Emit a regular call.
22793 (set_builtin_user_assembler_name): Remove obsolete cases.
22794 * dse.c (scan_insn): Adjust.
22795 * except.c: Include calls.h.
22796 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
22797 emit a regular call to setjmp.
22798 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
22799 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
22800 (emit_block_move_via_libcall): Delete.
22801 (block_move_fn): Delete.
22802 (init_block_move_fn): Likewise.
22803 (emit_block_move_libcall_fn): Likewise.
22804 (emit_block_op_via_libcall): New function.
22805 (set_storage_via_libcall): Tidy up and use memset builtin.
22806 (block_clear_fn): Delete.
22807 (init_block_clear_fn): Likewise.
22808 (clear_storage_libcall_fn): Likewise.
22809 (expand_assignment): Call emit_block_move_via_libcall.
22810 Do not include gt-expr.h.
22811 * expr.h (emit_block_op_via_libcall): Declare.
22812 (emit_block_copy_via_libcall): New inline function.
22813 (emit_block_move_via_libcall): Likewise.
22814 (emit_block_comp_via_libcall): Likewise.
22815 (block_clear_fn): Delete.
22816 (init_block_move_fn): Likewise.
22817 (init_block_clear_fn): Likewise.
22818 (emit_block_move_via_libcall): Likewise.
22819 (set_storage_via_libcall): Add default parameter value.
22820 * libfuncs.h (enum libfunc_index): Remove obsolete values.
22821 (abort_libfunc): Delete.
22822 (memcpy_libfunc): Likewise.
22823 (memmove_libfunc): Likewise.
22824 (memcmp_libfunc): Likewise.
22825 (memset_libfunc): Likewise.
22826 (setbits_libfunc): Likewise.
22827 (setjmp_libfunc): Likewise.
22828 (longjmp_libfunc): Likewise.
22829 (profile_function_entry_libfunc): Likewise.
22830 (profile_function_exit_libfunc): Likewise.
22831 (gcov_flush_libfunc): Likewise.
22832 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
22833 and DECL_VISIBILITY on the declaration.
22834 (init_optabs): Do not initialize obsolete libfuncs.
22835 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
22836 * tree-core.h (ECF_RET1): Define.
22837 (ECF_TM_PURE): Adjust.
22838 (ECF_TM_BUILTIN): Likewise.
22839 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
22840 (build_common_builtin_nodes): Initialize abort builtin.
22841 Add ECF_RET1 on memcpy, memmove and memset builtins.
22842 Pass final flags for alloca and alloca_with_align builtins.
22843 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
22845 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
22846 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
22847 set_storage_via_libcall and call emit_block_copy_via_libcall.
22849 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
22851 * config/i386/i386.md (*call_got_x32): Change operand 0 to
22852 DImode before it is passed to ix86_output_call_operand.
22853 (*call_value_got_x32): Ditto for operand 1.
22855 2016-05-12 Jiong Wang <jiong.wang@arm.com>
22857 PR rtl-optimization/70904
22858 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
22859 reload for wide mode.
22861 2016-05-12 Marek Polacek <polacek@redhat.com>
22864 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
22865 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
22866 * langhooks.h (incomplete_type_error): Likewise.
22867 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
22868 parameter, pass it down to incomplete_type_error.
22869 * tree.h (size_in_bytes): New inline overload.
22870 (size_in_bytes_loc): Renamed from size_in_bytes.
22872 2016-05-12 Richard Biener <rguenther@suse.de>
22874 PR tree-optimization/71059
22875 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
22876 nary before looking up or entering the expression into the VN
22878 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
22879 Make sure to re-use NARYs without result as inserted by
22882 2016-05-12 Richard Biener <rguenther@suse.de>
22884 PR tree-optimization/71062
22885 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
22887 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22888 vars_contains_restrict if the var is a restrict tag.
22889 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
22890 do not disambiguate pointers against it.
22891 (dump_points_to_solution): Re-structure and adjust for new
22892 vars_contains_restrict flag.
22893 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
22895 2016-05-12 Martin Liska <mliska@suse.cz>
22897 * doc/invoke.texi: Explain connection between
22898 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
22900 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
22902 PR tree-optimization/71006
22903 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
22904 consider COND_EXPR as a mask producer.
22906 2016-05-12 Marek Polacek <polacek@redhat.com>
22909 * opts.c (common_handle_option): Detect missing argument for --help^.
22911 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22914 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
22915 when popping the PC and within an interrupt handler routine.
22916 Add missing tab to output of "ldmfd".
22917 (output_return_instruction): Output LDMFD with SP update rather
22918 than POP when returning from interrupt handler.
22920 2016-05-12 Jakub Jelinek <jakub@redhat.com>
22922 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
22923 TARGET_64BIT && TARGET_AVX512DQ.
22924 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
22925 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
22926 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
22927 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
22928 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
22929 (*vec_extractv4si_zext): Add avx512dq alternative.
22930 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
22931 use v instead of x constraint in other alternatives where possible.
22933 * config/i386/sse.md (sse2_loadld): Use v instead of x
22934 constraint in alternatives 0,1,4.
22936 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
22937 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
22938 v constraints instead of x and <pinsr_evex_isa> isa attribute.
22941 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
22942 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
22943 is not emitted unless TARGET_AVX512BW.
22944 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
22945 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
22946 for the result operand.
22948 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
22949 constraint instead of x in avx alternatives. Use maybe_evex instead
22952 * config/i386/constraints.md (Yv): New constraint.
22953 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
22954 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
22955 * config/i386/i386.md (avx512fvecmode): New mode attr.
22956 (*pushtf): Use v constraint instead of x.
22957 (*movtf_internal): Likewise. For TARGET_AVX512VL and
22958 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
22959 (*absneg<mode>2): Use Yv constraint instead of x constraint.
22960 (*absnegtf2_sse): Likewise.
22961 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
22962 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
22963 avx512f alternatives.
22964 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
22966 2016-05-12 Richard Biener <rguenther@suse.de>
22968 PR tree-optimization/71060
22969 * tree-data-ref.c (initialize_data_dependence_relation): Do not
22970 require exact match of DR_BASE_OBJECT but only matching address and
22973 2016-05-12 Richard Biener <rguenther@suse.de>
22975 PR tree-optimization/70986
22976 * cfganal.c: Include cfgloop.h.
22977 (dfs_find_deadend): Prefer to take edges exiting loops.
22979 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22981 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
22982 compile and run time.
22984 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
22987 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
22989 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
22991 * config/i386/i386.c (legitimize_pic_address): Use
22992 copy_to_suggested_reg instead of gen_movsi.
22994 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22996 * config/rs6000/predicates.md (quad_memory_operand): Move most of
22997 the code into quad_address_p and call it to share code with
22998 vsx_quad_dform_memory_operand.
22999 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23001 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23002 bit instead of being a separate word. Split -mpower9-dform into
23003 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23004 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23005 for the register class supporting 128-bit quad word memory offsets.
23006 (mode_supports_vsx_dform_quad): Helper function to return if the
23007 register class uses quad word memory offsets.
23008 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23009 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23010 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23011 instructions are enabled, set up the appropriate addr_masks for
23013 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23014 -mpower9-dform-scalar, instead of -mpower9-dform.
23015 (rs6000_option_override_internal): Split -mpower9-dform into two
23016 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23017 -mpower9-dform switch sets or clears both. If we are not using
23018 the LRA register allocator, do not enable -mpower9-dform-vector by
23019 default. If we are using LRA, enable -mpower9-dform-vector and
23020 -mvsx-timode if it is appropriate. Issue a warning if either
23021 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23023 (quad_address_offset_p): New helper function to return if the
23024 offset is legal for quad word memory instructions.
23025 (quad_address_p): New function to determin if GPR or vector
23026 register quad word memory addresses are legal.
23027 (mem_operand_gpr): Validate quad word address offsets.
23028 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23029 d-form (register + offset) instructions.
23030 (offsettable_ok_by_alignment): Likewise.
23031 (rs6000_legitimate_offset_address_p): Likewise.
23032 (legitimate_lo_sum_address_p): Likewise.
23033 (rs6000_legitimize_address): Likewise.
23034 (rs6000_legitimize_reload_address): Add more debug statements for
23036 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23037 d-form instructions.
23038 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23039 d-form instructions. Distinguish different cases in debug
23040 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23041 d-form instructions.
23042 (rs6000_preferred_reload_class): Likewise.
23043 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23044 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23045 of the ISA 2.06 indexed memory instructions.
23046 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23047 use them to save/restore the saved vector registers instead of
23048 using Altivec instructions.
23049 (rs6000_emit_epilogue): Likewise.
23050 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23051 (rs6000_opt_masks): Split -mpower9-dform into
23052 -mpower9-dform-scalar and -mpower9-dform-vector.
23053 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23055 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23056 ISA 3.0 vector indexed memory instructions, and fold the code into
23057 the normal mov<mode> patterns.
23058 (p9_vecstore_<mode>): Likewise.
23059 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23061 (vsx_movti_64bit): Likewise.
23062 (vsx_movti_32bit): Likewise.
23063 * config/rs6000/constraints.md (wO constraint): New constraint for
23064 ISA 3.0 vector d-form support.
23065 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23066 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23067 include -mpower9-dform-vector until we switch over to LRA.
23068 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23069 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23070 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23071 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23072 for -mpower9-dform and -mlra.
23073 * doc/md.texi (wO constraint): Document wO constraint.
23075 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23077 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23078 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23079 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23080 Move handling of non-insn arguments inline into the sole user:
23081 (output_trans_func): ...here.
23082 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23083 in emitted function prototype.
23084 (output_internal_insn_latency_func): Ditto. Simplify.
23085 (output_internal_maximal_insn_latency_func): Ditto. Delete
23086 always-unused argument.
23087 (output_insn_latency_func): Ditto.
23088 (output_maximal_insn_latency_func): Ditto.
23090 2016-05-11 Richard Biener <rguenther@suse.de>
23092 PR tree-optimization/71055
23093 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23094 sth with precision not equal to access size verify we don't chop
23097 2016-05-11 Richard Biener <rguenther@suse.de>
23100 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23101 (dwarf2out_finish): Move retry_incomplete_types call ...
23102 (dwarf2out_early_finish): ... here.
23104 2016-05-11 Richard Biener <rguenther@suse.de>
23106 PR middle-end/71002
23107 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23108 if the langhook insists on it.
23109 * fold-const.c (make_bit_field_ref): Add arg for the original
23110 reference and preserve its alias-set.
23111 (decode_field_reference): Take exp by reference and adjust it
23112 to the original memory reference.
23113 (optimize_bit_field_compare): Adjust callers.
23114 (fold_truth_andor_1): Likewise.
23115 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23117 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23119 PR middle-end/70807
23120 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23121 * cfgrtl.c (delete_insn_and_edges): Likewise.
23122 * config/i386/i386.c (convert_scalars_to_vector): Remove
23124 * cse.c (cse_insn): Compute cse_cfg_altered.
23125 (delete_trivially_dead_insns): Likewise.
23126 (cse_cc_succs): Likewise.
23127 (rest_of_handle_cse): Free dominance info if required.
23128 (rest_of_handle_cse2): Likewise.
23129 (rest_of_handle_cse_after_global_opts): Likewise.
23131 2016-05-11 Alan Modra <amodra@gmail.com>
23133 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23134 abi_v4_pass_in_fpr): New functions.
23135 (rs6000_function_arg_boundary): Exclude complex IBM long double
23136 from 64-bit alignment when ABI_V4.
23137 (rs6000_function_arg, rs6000_function_arg_advance_1,
23138 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23140 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23142 PR rtl-optimization/71028
23143 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23144 jump with just a return in the fallthrough block if the branch
23145 block contains just a return as well.
23147 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23149 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23150 * match.pd ((X & Y) ^ Y): ... this.
23151 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23152 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23154 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23156 * read-md.c (require_char_ws): New function.
23157 (read_string): Simplify using require_char_ws.
23158 (handle_constants): Likewise.
23159 (handle_enum): Likewise.
23160 (handle_file): Likewise.
23161 * read-md.h (require_char_ws): New declaration.
23162 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23163 (read_mapping): Likewise.
23164 (read_rtx_code): Likewise.
23165 (read_nested_rtx): Likewise.
23167 2016-05-10 James Norris <jnorris@codesourcery.com>
23169 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23170 if offloading is enabled and -fopenacc or -fopenmp is specified.
23171 (CRTOFFLOADEND): Likewise.
23172 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23173 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23175 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23177 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23178 gotoff_operand code paths. Use copy_to_suggested_regs and
23179 expand_simple_binop where appropriate. Cleanup.
23181 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23184 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23186 (dimode_scalar_chain::vector_const_cost): New.
23187 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23188 (dimode_scalar_chain::convert_op): Likewise.
23189 (dimode_scalar_chain::convert_insn): Likewise.
23191 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23193 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23194 unary operation, not a binary one.
23196 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23198 PR middle-end/70877
23199 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23200 calls with type casted fndecl.
23202 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23204 PR tree-optimization/70786
23205 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23206 * calls.c (initialize_argument_information): Bind bounds
23207 with corresponding args passed by reference.
23209 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23212 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23213 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23214 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23217 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23220 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23221 code for a zero scale factor.
23222 (vsx_xvcvdpuxds_scale): Likewise.
23224 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23226 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23227 if show_ruler_p was set on the context.
23228 (layout::show_ruler): New method.
23229 * diagnostic.h (struct diagnostic_context): Add field
23232 2016-05-10 Richard Biener <rguenther@suse.de>
23234 PR tree-optimization/71039
23235 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23236 (chk_uses): New function.
23237 (propagate_with_phi): Verify we can safely replicate the lhs of an
23238 aggregate assignment on all incoming edges.
23240 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23242 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23244 (rx_atomic_sequence): New class.
23245 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23246 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23248 (rx_atomic_sequence::rx_atomic_sequence,
23249 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23250 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23251 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23252 CTRLREG_INTB): New constants.
23253 (FETCHOP): New code iterator.
23254 (fethcop_name, fetchop_name2): New iterator code attributes.
23255 (QIHI): New mode iterator.
23256 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23257 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23258 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23260 2016-05-10 Martin Liska <mliska@suse.cz>
23262 * tree-inline.c (remap_dependence_clique): Do not remap
23263 debugging statements.
23265 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23267 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23268 ("*fixuns_truncdfdi2_z13")
23269 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23270 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23271 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23273 2016-05-10 Richard Biener <rguenther@suse.de>
23275 PR tree-optimization/70497
23276 PR tree-optimization/28367
23277 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23279 (visit_reference_op_load): ... here.
23280 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23281 with simplified BIT_FIELD_REFs.
23282 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23283 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23286 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23288 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23289 documentation comment. For BLOCK nodes, add a
23290 DW_AT_abstract_origin attribute that points to the DIE generated
23291 for the origin BLOCK.
23292 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23293 blocks from inlined functions.
23295 2016-05-10 Alan Modra <amodra@gmail.com>
23298 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23299 regrename modifying insns saving lr before __morestack call.
23300 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23301 insns restoring lr after __morestack call.
23303 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23305 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23306 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23308 * config/i386/sse.md (vec_interleave_high<mode>,
23309 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23310 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23312 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23314 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23315 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23316 parallel reassociation for power8 and forward.
23318 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23320 * config/i386/i386.md (absneg splitters with general regs): Use
23321 general_reg_operand predicate.
23322 (btsq peephole2): Use x86_64_immediate_operand to check if new
23323 value is suitable for immediate operand. Generate emitted insn
23324 using RTL expressions.
23325 (btcq peephole2): Ditto.
23326 (btrq peephole2): Ditto. Generate correct immediate operand
23329 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23331 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23334 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23336 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23337 pointer dereference.
23339 2016-05-09 Richard Biener <rguenther@suse.de>
23341 PR tree-optimization/70985
23342 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23343 op0 isn't a gimple register.
23345 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23347 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23348 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23349 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23350 (i6400_fpu_mult): New cpu units.
23351 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23352 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23353 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23354 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23355 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23356 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23357 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23358 (i6400_msa_long_float4, i6400_msa_long_float5)
23359 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23360 (i6400_msa_fdiv_sf): New reservations.
23361 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23362 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23363 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23364 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23365 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23366 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23367 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23368 (msa_short_store4, msa_long_load, msa_short_store)
23369 (msa_long_logic, msa_long_float2, msa_long_float4)
23370 (msa_long_float5, msa_long_float8, msa_long_mult)
23371 (msa_long_fdiv, msa_long_div): New reservations.
23373 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23374 Sameera Deshpande <sameera.deshpande@imgtec.com>
23375 Matthew Fortune <matthew.fortune@imgtec.com>
23376 Graham Stott <graham.stott@imgtec.com>
23377 Chao-ying Fu <chao-ying.fu@imgtec.com>
23379 * config.gcc: Add MSA header file for mips*-*-* target.
23380 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23381 (Ubv8i, Urv8): New constraints.
23382 * config/mips/mips-ftypes.def: Add function types for MSA
23384 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23385 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23386 * config/mips/mips-msa.md: New file.
23387 * config/mips/mips-protos.h
23388 (mips_split_128bit_const_insns): New prototype.
23389 (mips_msa_idiv_insns): Likewise.
23390 (mips_split_128bit_move): Likewise.
23391 (mips_split_128bit_move_p): Likewise.
23392 (mips_split_msa_copy_d): Likewise.
23393 (mips_split_msa_insert_d): Likewise.
23394 (mips_split_msa_fill_d): Likewise.
23395 (mips_expand_msa_branch): Likewise.
23396 (mips_const_vector_same_val_p): Likewise.
23397 (mips_const_vector_same_bytes_p): Likewise.
23398 (mips_const_vector_same_int_p): Likewise.
23399 (mips_const_vector_shuffle_set_p): Likewise.
23400 (mips_const_vector_bitimm_set_p): Likewise.
23401 (mips_const_vector_bitimm_clr_p): Likewise.
23402 (mips_msa_vec_parallel_const_half): Likewise.
23403 (mips_msa_output_division): Likewise.
23404 (mips_ldst_scaled_shift): Likewise.
23405 (mips_expand_vec_cond_expr): Likewise.
23406 * config/mips/mips.c (enum mips_builtin_type): Add
23407 MIPS_BUILTIN_MSA_TEST_BRANCH.
23408 (mips_gen_const_int_vector_shuffle): New prototype.
23409 (mips_const_vector_bitimm_set_p): New function.
23410 (mips_const_vector_bitimm_clr_p): Likewise.
23411 (mips_const_vector_same_val_p): Likewise.
23412 (mips_const_vector_same_bytes_p): Likewise.
23413 (mips_const_vector_same_int_p): Likewise.
23414 (mips_const_vector_shuffle_set_p): Likewise.
23415 (mips_symbol_insns): Forbid loading symbols via immediate for
23417 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23419 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23421 (mips_lx_address_p): Add support load indexed address for MSA.
23422 (mips_address_insns): Add calculation of instructions needed for
23423 stores and loads for MSA.
23424 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23425 CONST_VECTOR for MSA and let it fall through.
23426 (mips_ldst_scaled_shift): New function.
23427 (mips_subword_at_byte): Likewise.
23428 (mips_msa_idiv_insns): Likewise.
23429 (mips_legitimize_move): Validate MSA moves.
23430 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23431 calculation of costs for MSA division.
23432 (mips_split_move_p): Check if MSA moves need splitting.
23433 (mips_split_move): Split MSA moves if necessary.
23434 (mips_split_128bit_move_p): New function.
23435 (mips_split_128bit_move): Likewise.
23436 (mips_split_msa_copy_d): Likewise.
23437 (mips_split_msa_insert_d): Likewise.
23438 (mips_split_msa_fill_d): Likewise.
23439 (mips_output_move): Handle MSA moves.
23440 (mips_expand_msa_branch): New function.
23441 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23442 Reinstate 'y' modifier.
23443 (mips_file_start): Add MSA .gnu_attribute.
23444 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23446 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23447 (mips_class_max_nregs): Add register size for MSA supported mode.
23448 (mips_cannot_change_mode_class): Allow conversion between MSA
23449 vector modes and TImode.
23450 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23452 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23453 (mips_preferred_simd_mode): Add preffered modes for MSA.
23454 (mips_vector_mode_supported_p): Add MSA supported modes.
23455 (mips_autovectorize_vector_sizes): New function.
23456 (mips_msa_output_division): Likewise.
23457 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23458 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23459 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23460 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23461 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23462 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23463 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23464 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23465 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23466 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23467 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23468 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23469 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23470 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23471 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23472 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23473 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23474 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23475 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23476 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23477 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23478 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23479 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23480 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23481 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23482 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23483 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23484 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23485 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23486 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23487 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23488 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23489 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23490 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23491 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23492 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23493 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23494 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23495 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23496 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23497 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23498 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23499 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23500 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23501 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23502 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23503 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23504 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23505 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23506 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23507 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23508 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23509 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23510 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23511 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23512 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23513 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23514 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23515 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23516 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23517 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23518 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23519 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23520 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23521 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23522 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23523 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23524 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23525 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23526 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23527 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23528 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23529 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23530 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23531 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23532 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23533 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23534 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23535 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23536 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23537 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23538 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23539 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23540 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23541 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23542 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23543 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23544 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23545 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23546 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23547 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23548 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23549 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23550 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23551 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23552 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23553 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23554 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23555 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23556 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23557 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23558 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23559 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23560 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23561 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23562 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23563 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23564 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23565 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23566 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23567 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23568 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23569 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23570 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23571 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23572 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23573 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23574 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23575 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23576 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23577 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23578 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23579 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23580 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23581 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23582 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23583 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23584 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23585 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23586 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23587 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23588 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23589 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23590 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23591 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23592 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23593 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23594 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23595 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23596 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23597 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23598 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23599 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23600 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23601 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23602 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23603 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23604 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23605 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23606 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23607 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23609 (mips_get_builtin_decl_index): New array.
23610 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23611 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23612 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23613 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23614 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23616 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23618 (mips_expand_builtin_insn): Prepare operands for
23619 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23620 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23621 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23622 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23623 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23624 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23625 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23626 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23627 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23628 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23629 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23630 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23631 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23632 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23633 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23634 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23635 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23636 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23637 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23638 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23639 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23640 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23641 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23642 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23643 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23644 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23645 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23646 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23647 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23648 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23649 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23650 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23651 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23652 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23653 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23654 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23655 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23656 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23657 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23658 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23659 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23660 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23661 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23662 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23663 These are set implicitly and an error is reported if overridden.
23664 (mips_expand_builtin_msa_test_branch): New function.
23665 (mips_expand_msa_shuffle): Likewise.
23666 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23667 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23668 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23669 (mips_expand_vec_unpack): Add support for MSA.
23670 (mips_expand_vector_init): Likewise.
23671 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23672 instead of const0_rtx.
23673 (mips_msa_vec_parallel_const_half): New function.
23674 (mips_gen_const_int_vector): Likewise.
23675 (mips_gen_const_int_vector_shuffle): Likewise.
23676 (mips_expand_msa_cmp): Likewise.
23677 (mips_expand_vec_cond_expr): Likewise.
23678 * config/mips/mips.h
23679 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23680 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23682 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23683 (ISA_HAS_MSA): New macro.
23684 (UNITS_PER_MSA_REG): Likewise.
23685 (BITS_PER_MSA_REG): Likewise.
23686 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23687 (MSA_REG_FIRST): New macro.
23688 (MSA_REG_LAST): Likewise.
23689 (MSA_REG_NUM): Likewise.
23690 (MSA_REG_P): Likewise.
23691 (MSA_REG_RTX_P): Likewise.
23692 (MSA_SUPPORTED_MODE_P): Likewise.
23693 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23694 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23695 * config/mips/mips.md: Include mips-msa.md.
23696 (alu_type): Add simd_add.
23697 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23698 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23699 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23700 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23701 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23702 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23703 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23704 simd_move, simd_load, simd_store. Choose "multi" for moves
23706 (qword_mode): New attribute.
23707 (insn_count): Add instruction count for quad moves.
23708 Increase the count for MIPS SIMD division.
23709 (UNITMODE): Add UNITMODEs for vector types.
23710 (addsub): New code iterator.
23711 * config/mips/mips.opt (mmsa): New option.
23712 * config/mips/msa.h: New file.
23713 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
23715 * config/mips/mti-linux.h: Likewise.
23716 * config/mips/predicates.md
23717 (const_msa_branch_operand): New constraint.
23718 (const_uimm3_operand): Likewise.
23719 (const_uimm4_operand): Likewise.
23720 (const_uimm5_operand): Likewise.
23721 (const_uimm8_operand): Likewise.
23722 (const_imm5_operand): Likewise.
23723 (aq10b_operand): Likewise.
23724 (aq10h_operand): Likewise.
23725 (aq10w_operand): Likewise.
23726 (aq10d_operand): Likewise.
23727 (const_m1_operand): Likewise.
23728 (reg_or_m1_operand): Likewise.
23729 (const_exp_2_operand): Likewise.
23730 (const_exp_4_operand): Likewise.
23731 (const_exp_8_operand): Likewise.
23732 (const_exp_16_operand): Likewise.
23733 (const_vector_same_val_operand): Likewise.
23734 (const_vector_same_simm5_operand): Likewise.
23735 (const_vector_same_uimm5_operand): Likewise.
23736 (const_vector_same_uimm6_operand): Likewise.
23737 (const_vector_same_uimm8_operand): Likewise.
23738 (par_const_vector_shf_set_operand): Likewise.
23739 (reg_or_vector_same_val_operand): Likewise.
23740 (reg_or_vector_same_simm5_operand): Likewise.
23741 (reg_or_vector_same_uimm6_operand): Likewise.
23742 * doc/extend.texi (MIPS SIMD Architecture Functions): New
23744 * doc/invoke.texi (-mmsa): Document new option.
23746 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23748 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
23749 * configure: Regenerate.
23750 * config.in: Regenerate.
23751 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
23752 on -fvtable-verify.
23753 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
23754 (ENDFILE_VTV_SPEC): Define.
23756 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
23758 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
23759 registers in all interrupt handlers if necessary.
23760 (rl78_option_override): Add warning.
23761 (MUST_SAVE_MDUC_REGISTERS): New macro.
23762 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
23763 * config/rl78/rl78.c (check_mduc_usage): New function.
23764 (mduc_regs): New structure to hold MDUC register data.
23765 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
23766 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
23767 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
23768 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
23769 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
23770 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
23772 2016-05-09 Bin Cheng <bin.cheng@arm.com>
23774 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
23775 (tree-ssa-loop-niter.h): Ditto.
23776 (idx_within_array_bound, ref_within_array_bound): New functions.
23777 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
23778 Factor out check on writable base object to ...
23779 (base_object_writable): ... here.
23781 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23783 * config/arm/arm.md (probe_stack): Add modes to set source
23786 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
23788 * regrename.c (base_reg_class_for_rename): New static function.
23789 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
23791 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
23793 * cgraph.c (thunk_adjust): Export.
23794 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
23795 * cgraphunit.c (thunk_adjust): Export.
23796 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
23798 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
23800 * tree-inline.c (expand_call_inline): Expand thunks inline.
23802 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
23805 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
23806 (*sse2_vd_cvtss2sd): Ditto.
23807 * config/i386/i386.md
23808 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
23809 Generate *sse2_vd_cvtsd2ss pattern.
23810 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
23811 Generate *sse2_vd_cvtss2sd pattern.
23813 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23815 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
23816 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
23819 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
23821 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
23822 * config/sh/sh.c: Define and declare variables on first use throughout
23824 (current_function_interrupt): Change to bool type.
23825 (frame_insn): Rename to emit_frame_insn and update users.
23826 (push_regs): Use bool for 'interrupt_handler' argument.
23827 (save_schedule_s): Remove.
23828 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
23829 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
23830 targetm.asm_out.unaligned_op.di.
23831 (gen_far_branch): Remove redundant forward declaration.
23832 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
23833 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
23834 (sh_set_return_address, sh_function_ok_for_sibcall,
23835 scavenge_reg): Update comments.
23836 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
23837 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
23838 (sh_attr_renesas_p): Remove unnecessary parentheses.
23839 (branch_dest): Simplify.
23840 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
23841 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
23842 (CUMULATIVE_ARGS): Change macro to typedef.
23843 (current_function_interrupt): Change to bool type.
23844 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
23845 Surround with __cplusplus ifdef.
23846 (sh_compare_op0, sh_compare_op1): Remove.
23847 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
23849 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
23851 * config/arm/arm.md (arch): Add neon.
23852 (arch_enabled): Return yes for arch neon when TARGET_NEON.
23853 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
23854 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
23855 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
23856 attributes for alt renumbering. Mark alt 3 as non-predicable.
23857 (thumb2_movdf_vfp): Likewise.
23859 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
23861 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
23862 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
23863 (*andqi_1): Add preferred_for_speed attribute to disparage
23864 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
23865 (*<code>qi_1): Ditto.
23866 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
23867 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
23868 (*ashlqi3_1): Ditto.
23869 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
23870 Add preferred_for_size attribute to disparage alternative 0 and
23871 preferred_for_speed attribute to disparage alternative 1 for
23872 TARGET_PARTIAL_REG_STALL targets.
23874 2016-05-07 Tom de Vries <tom@codesourcery.com>
23876 PR tree-optimization/70956
23877 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
23880 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
23882 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
23883 * config/sh/sh.c (sh_cbranch_distance): Implement it.
23884 * config/sh/sh.md (branch_zero): Remove define_attr.
23885 (define_delay): Disable delay slot if branch distance is one insn.
23887 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23889 * config/i386/i386.md (LEAMODE): New mode attribute.
23890 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
23891 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
23892 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
23893 operand 2 predicate.
23894 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
23895 (*lea<mode>_general_3): Ditto.
23896 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
23898 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23900 * genmddump.c (main): Convert argv from char ** to const char **.
23902 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23904 * coretypes.h (OVERRIDE): New macro.
23905 (FINAL): New macro.
23907 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
23909 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
23910 allow coalescing if the types are compatible.
23912 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23914 * pass_manager.h (pass_manager::register_pass_name): New method.
23915 (pass_manager::get_pass_by_name): New method.
23916 (pass_manager::create_pass_tab): New method.
23917 (pass_manager::m_name_to_pass_map): New field.
23918 * passes.c (name_to_pass_map): Delete global in favor of field
23919 "m_name_to_pass_map" of pass_manager.
23920 (register_pass_name): Rename from a function to...
23921 (pass_manager::register_pass_name): ...this method, updating
23922 for renaming of global "name_to_pass_map" to field
23923 "m_name_to_pass_map".
23924 (create_pass_tab): Rename from a function to...
23925 (pass_manager::create_pass_tab): ...this method, updating
23926 for renaming of global "name_to_pass_map" to field.
23927 (get_pass_by_name): Rename from a function to...
23928 (pass_manager::get_pass_by_name): ...this method.
23929 (enable_disable_pass): Convert use of get_pass_by_name to
23930 a method call, locating the pass_manager singleton.
23932 2016-05-06 David Malcolm <dmalcolm@redhat.com>
23934 * genattr-common.c (main): Convert argv from char ** to const char **.
23935 * genattr.c (main): Likewise.
23936 * genattrtab.c (main): Likewise.
23937 * genautomata.c (initiate_automaton_gen): Likewise.
23939 * gencodes.c (main): Likewise.
23940 * genconditions.c (main): Likewise.
23941 * genconfig.c (main): Likewise.
23942 * genconstants.c (main): Likewise.
23943 * genemit.c (main): Likewise.
23944 * genenums.c (main): Likewise.
23945 * genextract.c (main): Likewise.
23946 * genflags.c (main): Likewise.
23947 * genmddeps.c (main): Likewise.
23948 * genopinit.c (main): Likewise.
23949 * genoutput.c (main): Likewise.
23950 * genpeep.c (main): Likewise.
23951 * genpreds.c (main): Likewise.
23952 * genrecog.c (main): Likewise.
23953 * gensupport.c (init_rtx_reader_args_cb): Likewise.
23954 (init_rtx_reader_args): Likewise.
23955 * gensupport.h (init_rtx_reader_args_cb): Likewise.
23956 (init_rtx_reader_args): Likewise.
23957 * gentarget-def.c (main): Likewise.
23958 * read-md.c (read_md_files): Likewise.
23959 * read-md.h (read_md_files): Likewise.
23961 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
23963 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
23964 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
23965 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
23966 Remove unused predicate.
23967 (register_and_not_fp_reg_operand): Ditto.
23969 2016-05-06 Martin Liska <mliska@suse.cz>
23971 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
23972 instead of vec as the vector is local to the function.
23974 2016-05-06 Jakub Jelinek <jakub@redhat.com>
23976 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
23977 avx512bw alternative.
23979 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
23980 before the ashr<mode>3 pattern.
23982 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
23983 v instead of x in vex or maybe_vex alternatives, use
23984 maybe_evex instead of vex in prefix.
23986 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
23987 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
23988 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
23989 in vex or maybe_vex alternatives, use maybe_evex instead of vex
23992 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
23993 v instead of x in vex or maybe_vex alternatives, use
23994 maybe_evex instead of vex in prefix.
23996 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
23997 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
23998 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
23999 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24000 alternatives, use maybe_evex instead of vex in prefix.
24002 * config/i386/sse.md (vec_interleave_lowv4sf,
24003 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24004 v instead of x in vex or maybe_vex alternatives, use
24005 maybe_evex instead of vex in prefix.
24007 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24008 v instead of x in vex or maybe_vex alternatives, use
24009 maybe_evex instead of vex in prefix.
24011 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24012 v constraint instead of x.
24014 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24016 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24017 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24020 2016-05-06 Richard Biener <rguenther@suse.de>
24022 PR tree-optimization/70948
24023 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24024 Properly clobber all fields of va_list for __builtin_va_start.
24026 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24029 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24030 loop latch destination.
24032 2016-05-06 Martin Liska <mliska@suse.cz>
24034 * tree-ssa-uninit.c: Apply manual changes
24035 to the GNU coding style.
24036 (prune_uninit_phi_opnds): Rename from
24037 prune_uninit_phi_opnds_in_unrealizable_paths.
24039 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24041 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24042 mspace): Remove deprecated options.
24043 * doc/invoke.texi (SH options): Remove -mspace.
24045 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24047 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24049 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24051 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24052 corresponding combine split pattern.
24054 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24057 * config/sh/predicates.md (long_displacement_mem_operand): New.
24058 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24059 Add movi20, movi20s alternatives. Adjust length attribute for
24061 (movsi_ie): Allow for any FPU. Adjust length attribute for
24063 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24064 attribute for alternatives.
24065 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24066 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24067 length attribute for alternatives.
24069 2016-05-06 Richard Biener <rguenther@suse.de>
24071 PR tree-optimization/70960
24072 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24074 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24077 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24078 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24080 2016-05-06 Marek Polacek <polacek@redhat.com>
24083 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24085 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24088 * config/sh/sh.md (*rotcr): Add another variant.
24090 2016-05-06 Richard Biener <rguenther@suse.de>
24092 PR middle-end/70931
24093 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24095 2016-05-06 Richard Biener <rguenther@suse.de>
24097 PR middle-end/70941
24098 * fold-const.c (split_tree): Always convert to the original type
24101 2016-05-06 Richard Biener <rguenther@suse.de>
24103 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24104 (fwprop_addr): Likewise.
24106 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24109 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24111 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24112 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24113 the splitter condition.
24114 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24115 the splitter condition.
24116 (FP float_extend load splitter): Ditto.
24118 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24120 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24121 to REGNO in all peephole2 patterns.
24122 (post-reload splitters): Change true_regnum to REGNO in
24123 post-reload splitters.
24124 (zero_extend splitters): Use general_reg_operand and
24125 nonimmediate_gr_operand predicates.
24127 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24129 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24130 v constraint instead of x.
24132 2016-05-05 Alan Modra <amodra@gmail.com>
24135 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24136 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24137 TARGET_NO_FP_IN_TOC for -mrelocatable.
24138 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24139 TARGET_RELOCATABLE test.
24140 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24141 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24142 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24143 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24144 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24145 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24146 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24147 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24148 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24149 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24151 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24152 (rs6000_stack_info): Likewise.
24153 (rs6000_elf_asm_out_constructor): Likewise.
24154 (rs6000_elf_asm_out_destructor): Likewise.
24155 (rs6000_elf_declare_function_name): Likewise.
24156 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24157 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24160 2016-05-05 Alan Modra <amodra@gmail.com>
24162 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24164 2016-05-05 Alan Modra <amodra@gmail.com>
24166 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24167 out-of-line gpr restore for one or two regs if that would add
24170 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24173 * config/i386/i386.md
24174 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24175 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24176 as operand 0 predicate.
24177 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24179 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24180 Ditto. Emit the pattern using RTX.
24182 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24183 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24184 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24185 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24187 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24188 sse_reg_operand as operand 0 predicate.
24190 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24191 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24192 instead of gen_rtx_REG.
24193 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24196 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24198 * function.c (emit_use_return_register_into_block): Delete.
24199 (gen_return_pattern): Delete.
24200 (emit_return_into_block): Delete.
24201 (active_insn_between): Delete.
24202 (convert_jumps_to_returns): Delete.
24203 (emit_return_for_exit): Delete.
24204 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24205 simple_return for shrink-wrapped blocks.
24206 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24207 end of blocks that need one.
24208 (get_unconverted_simple_return): Delete.
24209 (convert_to_simple_return): Delete.
24210 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24211 (convert_to_simple_return): Ditto.
24213 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24215 * cfgcleanup.c (bb_is_just_return): New function.
24216 (try_optimize_cfg): Simplify jumps to return, branches to return,
24217 and branches around return.
24219 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24221 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24222 branch to a return.
24224 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24228 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24229 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24230 assert flags & OEP_HASH_CHECK, instead of asserting it
24231 never happens. Handle TARGET_EXPR.
24232 * fold-const.c (operand_equal_p): For hash verification,
24233 or in OEP_HASH_CHECK into flags.
24235 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24237 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24239 (compute_samebase_partition_bases): Fix typo.
24241 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24243 * config/i386/sse.md (vec_interleave_highv8sf,
24244 vec_interleave_lowv8sf, vec_interleave_highv4df,
24245 vec_interleave_lowv4df): Remove constraints from expanders.
24247 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24249 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24251 * tree-inline.c (expand_call_inline): Fix path dealing with
24252 making lhs of call statement undefined.
24254 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24256 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24257 Check availability on NODE, too.
24258 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24259 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24260 (varpool_node::call_for_symbol_and_aliase): Likewise.
24261 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24262 (propagate_pure_const): Propagate across interposable functions, too.
24263 (skip_function_for_local_pure_const): Do not skip interposable bodies
24265 (pass_local_pure_const::execute): Update.
24267 2016-05-04 Marek Polacek <polacek@redhat.com>
24269 * doc/invoke.texi: Document -Wdangling-else.
24271 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24273 * config.gcc: Error out when conflicting multilib is detected. Do not
24274 loop over multilibs since no combination is legal.
24276 2016-05-04 Alan Modra <amodra@gmail.com>
24278 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24279 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24280 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24283 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24285 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24286 Clean up p5600 comments.
24288 2016-05-04 Richard Biener <rguenther@suse.de>
24290 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24291 constructor simplifications.
24292 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24294 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24296 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24297 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24298 result.set_rtx is null instead of aborting.
24299 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24301 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24302 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24303 *mov<mode>_store_postinc): New patterns.
24305 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24307 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24308 as commutative. Check both conversions are NOP.
24309 ((A & B) OP (C & B)): Remove.
24311 2016-05-04 Alan Modra <amodra@gmail.com>
24313 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24315 2016-05-04 Alan Modra <amodra@gmail.com>
24318 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24319 when cr2,3,4 are all fixed regs.
24321 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24323 PR rtl-optimization/57193
24324 * opts.c (default_options_table): Revert OPT_frename_registers change.
24325 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24327 2016-05-03 Martin Sebor <msebor@redhat.com>
24330 * builtins.c (fold_builtin_FILE): New function.
24331 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24332 (fold_builtin_0): Call them.
24333 * gimplify.c (gimplify_call_expr): Remove the handling of
24334 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24337 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24338 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24342 * doc/extend.texi (Function Names as Strings): Update __func__,
24343 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24346 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24347 Richard Biener <rguenther@suse.de>
24349 PR tree-optimization/70916
24350 * tree-if-conv.c: Include cfganal.h.
24351 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24352 and remove_fake_exit_edges around the optimization pass.
24354 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24356 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24357 (cgraph_edge::make_direct): Likewise.
24358 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24359 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24360 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24361 (CIF_THUNK): New code.
24362 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24363 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24364 (compute_inline_parameters): Set inline_failed for thunks.
24365 (inline_analyze_function): Cleanup.
24366 * ipa-inline.c (can_inline_edge_p): Do not deal with
24367 call_stmt_cannot_inline_p.
24368 (can_early_inline_edge_p): Likewise.
24369 (early_inliner): Initialize inline_failed.
24370 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24372 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24374 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24375 from nonimm_ssenomem_operand.
24376 (nonimm_ssenomem_operand): New predicate.
24377 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24378 as operand 0 predicate.
24379 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24380 Disable unsupported alternatives using "enabled" attribute.
24381 Use register_ssemem_operand as operand 0 predicate.
24382 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24384 2016-05-03 Marek Polacek <polacek@redhat.com>
24387 * input.c (expansion_point_location): New function.
24388 * input.h (expansion_point_location): Declare.
24390 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24392 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24393 occurence with frame_offset_ ones.
24395 2016-05-03 Alan Modra <amodra@gmail.com>
24397 PR rtl-optimization/70890
24398 * ira.c (combine_and_move_insns): When moving def_insn, remove
24399 equivs on use_insn.
24401 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24403 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24404 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24405 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24406 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24408 2016-05-03 Alan Modra <amodra@gmail.com>
24410 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24411 for SAVE_MULTIPLE/STORE_MULTIPLE.
24413 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24415 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24416 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24418 2016-05-03 Richard Biener <rguenther@suse.de>
24420 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24422 (gimplify_arg): Likewise.
24423 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24424 re-writing the result to a decl if required.
24425 (internal_get_tmp_var): Add allow_ssa parameter
24426 and override into_ssa with it.
24427 (get_formal_tmp_var): Adjust.
24428 (get_initialized_tmp_var): Add allow_ssa parameter.
24429 (gimplify_arg): Add allow_ssa parameter and avoid generating
24430 SSA names for the result false.
24431 (gimplify_call_expr): If the call may return twice do not
24432 gimplify parameters into SSA.
24433 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24434 (gimplify_modify_expr): Adjust assert. For noreturn calls
24435 with a SSA name LHS adjust its def.
24436 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24437 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24438 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24439 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24440 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24441 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24442 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24443 (optimize_target_teams): Do not allow SSA names for clause operands.
24444 (gimplify_expr): Likewise for where we mark the result addressable.
24445 * passes.def (pass_init_datastructures): Remove.
24446 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24447 (rewrite_stmt): Likewise.
24448 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24449 (replace_locals_op): Replace SSA names.
24450 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24451 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24452 * cgraph.c (release_function_body): Free CFG annotations only
24453 when we have a CFG. Simplify.
24454 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24455 force_gimple_operand instead of get_initialized_tmp_var.
24456 * tree-pass.h (make_pass_init_datastructures): Remove.
24457 * tree-ssa.c (execute_init_datastructures): Remove.
24458 (pass_data_init_datastructures): Likewise.
24459 (class pass_init_datastructures): Likewise.
24460 (make_pass_init_datastructures): Likewise.
24461 * omp-low.c (create_omp_child_function): Init SSA data structures.
24462 (grid_expand_target_grid_body): Likewise.
24463 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24464 name before adding it to names_to_release.
24465 (remove_bb): Always release SSA defs.
24466 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24467 before dereferencing it.
24468 * cgraphunit.c (init_lowered_empty_function): Always
24469 int SSA data structures.
24470 * tree-ssanames.c (release_defs): Remove assert that we are in
24472 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24474 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24475 Uros Bizjak <ubizjak@gmail.com>
24477 PR rtl-optimization/70467
24478 * config/i386/predicates.md (x86_64_hilo_int_operand,
24479 x86_64_hilo_general_operand): New predicates.
24480 * config/i386/constraints.md (Wd): New constraint.
24481 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24482 (general_hilo_operand): New mode attr.
24483 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24484 instead of <general_operand>.
24485 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24486 x86_64_hilo_general_operand instead of <general_operand>.
24488 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24490 PR tree-optimization/70916
24491 * tree-if-conv.c (constant_or_ssa_name): Removed.
24492 (fold_build_cond_expr): Use is_gimple_val instead of
24493 constant_or_ssa_name.
24495 PR tree-optimization/70916
24496 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24497 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24500 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24501 (optimize_atomic_bit_test_and): New function.
24502 (pass_fold_builtins::execute): Use it.
24503 * optabs.def (atomic_bit_test_and_set_optab,
24504 atomic_bit_test_and_complement_optab,
24505 atomic_bit_test_and_reset_optab): New optabs.
24506 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24507 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24508 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24509 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24510 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24511 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24512 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24513 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24514 atomic_bit_test_and_complement@var{mode},
24515 atomic_bit_test_and_reset@var{mode}): Document.
24516 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24517 atomic_bit_test_and_complement<mode>,
24518 atomic_bit_test_and_reset<mode>): New expanders.
24519 (atomic_bit_test_and_set<mode>_1,
24520 atomic_bit_test_and_complement<mode>_1,
24521 atomic_bit_test_and_reset<mode>_1): New insns.
24523 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24525 PR rtl-optimization/70687
24526 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24527 instead of unsigned HOST_WIDE_INT.
24529 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24531 PR rtl-optimization/44281
24532 * hard-reg-set.h (struct target_hard_regs): New field
24533 x_fixed_nonglobal_reg_set.
24534 (fixed_nonglobal_reg_set): New macro.
24535 * reginfo.c (init_reg_sets_1): Initialize it.
24536 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24538 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24540 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24542 PR tree-optimization/56541
24543 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24544 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24545 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24546 (any_complicated_phi): new static variable.
24547 (aggressive_if_conv): delete.
24548 (if_convertible_phi_p): support phis with more than two arguments.
24549 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24550 critical pred edges.
24551 (ifcvt_split_critical_edges): support phis with more than two
24552 arguments by checking new parameter. only split critical edges
24554 (tree_if_conversion): handle simd pragma marked loop using new
24555 local variable aggressive_if_conv. check any_complicated_phi.
24557 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24559 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24562 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24564 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24567 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24569 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24570 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24571 define_insn_and_split.
24572 (mulsi3_i): New define_insn_and_split.
24573 (mulsi3_call): Convert to define_insn.
24574 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24575 Remove constraints.
24577 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24579 * machmode.h (mode_complex): Add support to give the complex mode
24581 (GET_MODE_COMPLEX_MODE): Likewise.
24582 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24583 stored by build_complex_type and gfc_build_complex_type instead of
24584 trying to figure out the appropriate mode based on the size. Raise
24585 an assertion error, if the type was not set.
24586 * genmodes.c (struct mode_data): Add field for the complex type of
24588 (blank_mode): Likewise.
24589 (make_complex_modes): Remember the complex mode created in the
24591 (emit_mode_complex): Write out the mode_complex array to map a
24592 type mode to the complex version.
24593 (emit_insn_modes_c): Likewise.
24594 * tree.c (build_complex_type): Set the complex type to use before
24595 calling layout_type.
24596 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24597 support for __float128 complex datatypes.
24598 (rs6000_hard_regno_mode_ok): Likewise.
24599 (rs6000_setup_reg_addr_masks): Likewise.
24600 (rs6000_complex_function_value): Likewise.
24601 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24602 __float128 and __ibm128 complex.
24603 (FLOAT128_IBM_P): Likewise.
24604 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24605 * doc/extend.texi (Additional Floating Types): Document that
24606 -mfloat128 must be used to enable __float128. Document complex
24607 __float128 and __ibm128 support.
24609 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24612 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24613 char/short arguments promoted to int because of promote_prototypes.
24615 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24617 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24618 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24619 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24620 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24621 alternatives using "enabled" attribute. Use register_ssemem_operand
24622 as operand 1 predicate.
24623 (*cmpi<unord>xf_i387): Split XFmode pattern from
24624 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24625 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24626 *absneg<mode>2_i387. Disable unsupported alternatives using
24627 "enabled" attribute.
24628 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24630 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24632 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24634 (oacc_loop_process): Check mask for loop termination.
24636 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24638 * cif-code.def (CIF_THUNK): Add.
24639 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24642 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24644 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24645 (dump_inline_summary): Dump it.
24646 (fp_expression_p): New predicate.
24647 (estimate_function_body_sizes): Use it.
24648 (inline_merge_summary): Merge fp_expressions.
24649 (inline_read_section): Read fp_expressions.
24650 (inline_write_summary): Write fp_expressions.
24651 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24652 codegen boundary if either caller or callee is !fp_expressions.
24653 * ipa-inline.h (inline_summary): Add fp_expressions.
24654 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24655 to fp_expressions be sure the fp generation flags are updated.
24657 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24659 PR rtl-optimization/70467
24660 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24662 PR rtl-optimization/70467
24663 * ipa-pure-const.c (check_call): Handle internal calls even in
24664 ipa mode like in local mode.
24666 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24668 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24670 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24672 * match.pd (X u< X, X u> X): New transformations.
24674 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24676 * flag-types.h (enum warn_strict_overflow_code): Move ...
24677 * coretypes.h: ... here.
24678 * fold-const.h (fold_overflow_warning): Declare.
24679 * fold-const.c (fold_overflow_warning): Make non-static.
24680 (fold_comparison): Move the transformation of X +- C1 CMP C2
24681 into X CMP C2 -+ C1 ...
24682 * match.pd: ... here.
24683 * gimple-fold.c (fold_stmt_1): Protect with
24684 fold_defer_overflow_warnings.
24686 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24688 * omp-low.c (struct oacc_loop): Add 'inner' field.
24689 (new_oacc_loop_raw): Initialize it to zero.
24690 (oacc_loop_fixed_partitions): Initialize it.
24691 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24692 available partitioning.
24694 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24696 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24698 (umulsidi3): Likewise.
24699 (indirect_jump): Fix jump instruction assembly patterns.
24701 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24704 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24705 (nvptx_function_value): Assert non-NULL cfun.
24707 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24709 PR rtl-optimization/70886
24710 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24712 * cselib.h (rtx_equal_for_cselib_1): Declare.
24713 (rtx_equal_for_cselib_p: New inline function.
24714 * cselib.c (rtx_equal_for_cselib_p): Delete.
24715 (rtx_equal_for_cselib_1): Make public.
24717 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24719 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
24720 (register_mixssei387nonimm_operand): Remove predicate.
24721 * config/i386/i386.md (*fop_<mode>_comm): Merge from
24722 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
24723 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
24724 for TARGET_MIX_SSE_I387 alternatives.
24725 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
24726 Disable unsupported alternatives using "enabled" attribute. Use
24727 nonimm_ssenomem_operand as operand 1 predicate. Also check
24728 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
24730 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24732 * tree.c (cst_and_fits_in_hwi): Simplify.
24734 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24736 * tree.h (wi::to_wide): New function.
24737 * expr.c (expand_expr_real_1): Use wi::to_wide.
24738 * fold-const.c (int_const_binop_1): Likewise.
24739 (extract_muldiv_1): Likewise.
24741 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24743 * wide-int.h: Update offset_int and widest_int documentation.
24744 (WI_SIGNED_SHIFT_RESULT): New macro.
24745 (wi::binary_shift): Define signed_shift_result_type for
24746 shifts on offset_int- and widest_int-like types.
24747 (generic_wide_int): Support <<= and >>= if << and >> are supported.
24748 * tree.h (int_bit_position): Use shift operators instead of wi::
24750 * alias.c (adjust_offset_for_component_ref): Likewise.
24751 * expr.c (get_inner_reference): Likewise.
24752 * fold-const.c (fold_comparison): Likewise.
24753 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
24754 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
24755 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24756 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
24757 (stmt_kills_ref_p): Likewise.
24758 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
24759 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
24760 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24761 (ao_ref_init_from_vn_reference): Likewise.
24763 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
24765 * wide-int.h: Update offset_int and widest_int documentation.
24766 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
24767 (wi::binary_traits): Allow ordered comparisons between offset_int and
24768 offset_int, between widest_int and widest_int, and between either
24769 of these types and basic C types.
24770 (operator <, <=, >, >=): Define for the same combinations.
24771 * tree.h (tree_int_cst_lt): Use comparison operators instead
24772 of wi:: comparisons.
24773 (tree_int_cst_le): Likewise.
24774 * gimple-fold.c (fold_array_ctor_reference): Likewise.
24775 (fold_nonarray_ctor_reference): Likewise.
24776 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
24777 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
24778 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
24779 * tree-sra.c (completely_scalarize): Likewise.
24780 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
24781 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
24782 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
24783 (check_for_binary_op_overflow): Likewise.
24784 (search_for_addr_array): Likewise.
24785 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
24787 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24789 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
24790 (arc_save_restore): Likewise.
24791 (arc_dwarf_register_span): Likewise.
24792 (arc_output_pic_addr_const): Initialize suffix variable.
24794 2016-05-02 Martin Liska <mliska@suse.cz>
24796 * symbol-summary.h (function_summary::function_summary):
24797 Remove checking assert for all cgraph nodes.
24798 (function_summary::get): Check summary_uid.
24799 (symtab_insertion): Check summary_uid.
24801 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24803 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
24804 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
24805 bmaskn instruction.
24806 (arc_dwarf_register_span): Remove enum keyword.
24807 (compact_memory_operand_p): New function.
24808 * config/arc/arc.h (reg_class): Add code density register classes.
24809 (REG_CLASS_NAMES): Likewise.
24810 (REG_CLASS_CONTENTS): Likewise.
24811 * config/arc/arc.md (*movqi_insn): Add code density instructions.
24812 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
24813 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
24814 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
24815 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
24817 (h, Rcd, Rsd, Rzd): New register constraints.
24818 (T): Use compact_memory_operand_p function.
24819 * config/arc/predicates.md (compact_load_memory_operand): Remove.
24821 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24823 * config/sh/sh.md (*negnegt, *movtt): Remove.
24825 2016-05-02 Marek Polacek <polacek@redhat.com>
24826 Tom de Vries <tom@codesourcery.com>
24828 PR tree-optimization/70700
24829 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
24830 bigger than FIRST_REF_NODE.
24832 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
24835 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
24837 (prepare_cbranch_operands): Don't use scratch register. Assume that
24838 function is used when pseudos can be created.
24839 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
24840 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
24841 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
24842 define_expand. Allow it only when pseudos can be created.
24843 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
24845 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
24847 * config/i386/constraints.md (BC): Only allow -1 operands.
24848 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
24849 Add "enabled" attribute. Update XI mode attribute calculation.
24850 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
24851 (*movoi_internal_avx): Update XI mode attribute calculation.
24852 (*movti_internal): Ditto.
24854 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24856 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
24857 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
24859 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
24861 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
24862 statement on instruction code. Remove trailing spaces.
24863 (altivec_expand_stv_builtin): Likewise.
24865 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24867 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
24868 (TARGET_FPU_DOUBLE): Simplify.
24869 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
24870 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
24871 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
24872 with 'TARGET_FPU_DOUBLE'.
24873 * config/sh/sh.md: Likewise.
24875 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
24877 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
24878 SH_DIV_STR_FOR_SIZE): Remove.
24879 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
24880 SH_DIV_STR_FOR_SIZE): Remove.
24882 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
24884 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
24885 logical_reg_operand): Delete.
24886 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
24887 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
24888 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
24889 match_operand and match_test.
24890 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
24891 variables on their first use. Return bool values.
24892 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
24893 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
24894 arith_reg_operand for input operand. Remove empty constraints.
24896 (*xorsi3_compact): Rename to xorsi3.
24897 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
24898 (*zero_extend<mode>si2_disp_mem): Update comment.
24901 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24903 * config/sh/t-sh: Remove SH5 support.
24904 * config.gcc: Likewise.
24905 * configure: Likewise.
24907 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24909 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
24911 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
24913 * config/sh/sh.c (register_sh_passes, sh_option_override,
24914 sh_print_operand, prepare_move_operands,
24915 sh_can_follow_jump): Remove TARGET_SH1 checks.
24916 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
24917 PROMOTE_MODE): Likewise.
24918 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
24921 2016-04-30 Alan Modra <amodra@gmail.com>
24923 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
24924 restoring when fixed_reg_p, but allow out-of-line or stmw save.
24925 Check for user regs later to avoid unnecessary looping over regs.
24926 Merge user reg check with non-saved reg check. Don't force
24927 inline VR restore when static chain used.
24928 (rs6000_frame_related): Omit eh_frame info for user regs when
24930 (fixed_regs_p): Delete.
24932 2016-04-30 Alan Modra <amodra@gmail.com>
24934 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
24935 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
24938 2016-04-30 Alan Modra <amodra@gmail.com>
24941 * config/rs6000/rs6000.c (fixed_reg_p): New function.
24942 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
24945 2016-04-30 Alan Modra <amodra@gmail.com>
24947 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
24948 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
24949 flag_pic test for Darwin.
24951 2016-04-30 Alan Modra <amodra@gmail.com>
24953 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
24954 throw_calls_crossed.
24955 (REG_FREQ_CALLS_CROSSED): Delete.
24956 (REG_N_THROWING_CALLS_CROSSED): Delete.
24957 * regstat.c (regstat_bb_compute_ri): Don't calculate
24958 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
24959 (dump_reg_info): Don't print call cross frequency.
24960 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
24961 and REG_N_THROWING_CALLS_CROSSED.
24963 2016-04-30 Alan Modra <amodra@gmail.com>
24965 * regs.h (struct reg_info_t): Delete live_length.
24966 (REG_LIVE_LENGTH): Delete macro.
24967 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
24968 local_live, local_processed and local_live_last_luid params.
24969 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
24971 (regstat_compute_ri): Adjust for above. Don't set
24973 (dump_reg_info): Don't print live length.
24974 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
24975 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
24976 Localize loop_depth var.
24978 2016-04-30 Alan Modra <amodra@gmail.com>
24980 * ira.c (enum valid_equiv): New.
24981 (validate_equiv_mem): Return enum.
24982 (update_equiv_mem): Create replacement in more cases.
24983 (add_store_equivs): Update validate_equiv_mem call.
24985 2016-04-30 Alan Modra <amodra@gmail.com>
24987 * ira.c (combine_and_move_insns): Rather than scanning insns,
24988 use DF infrastucture to find use and def insns.
24990 2016-04-30 Alan Modra <amodra@gmail.com>
24992 ira.c (combine_and_move_insns): Move invariant conditions..
24993 (ira.c): ..to here. Call combine_and_move_insns before
24994 add_store_equivs. Call grow_reg_equivs later. Allocate
24995 req_equiv later using max_reg_num() rather than global max_regno.
24996 (contains_replace_regs): Delete.
24997 (add_store_equivs): Remove contains_replace_regs test.
24999 2016-04-30 Alan Modra <amodra@gmail.com>
25001 * ira.c (struct equiv_mem_data): New.
25002 (equiv_mem, equiv_mem_modified): Delete static vars.
25003 (validate_equiv_mem_from_store): Use "data" param to communicate..
25004 (validate_equiv_mem): ..from here.
25006 2016-04-30 Alan Modra <amodra@gmail.com>
25008 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25010 (update_reg_equivs): ..here. Move allocation and freeing of
25011 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25012 end_alias_analysis to..
25015 2016-04-30 Alan Modra <amodra@gmail.com>
25017 * ira.c (pdx_subregs): Delete.
25018 (struct equivalence): Add pdx_subregs field.
25019 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25020 pdx_subregs access.
25021 (update_equiv_regs): Don't create or free pdx_subregs. Update
25022 pdx_subregs access.
25024 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25026 * config/rs6000/altivec.h: Change definitions of vec_xl and
25028 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25029 (LD_ELEMREV_V2DI): New.
25030 (LD_ELEMREV_V4SF): New.
25031 (LD_ELEMREV_V4SI): New.
25032 (LD_ELEMREV_V8HI): New.
25033 (LD_ELEMREV_V16QI): New.
25034 (ST_ELEMREV_V2DF): New.
25035 (ST_ELEMREV_V2DI): New.
25036 (ST_ELEMREV_V4SF): New.
25037 (ST_ELEMREV_V4SI): New.
25038 (ST_ELEMREV_V8HI): New.
25039 (ST_ELEMREV_V16QI): New.
25042 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25043 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25044 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25045 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25046 (altivec_expand_builtin): Add handling for
25047 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25048 (rs6000_invalid_builtin): Add error-checking for
25049 RS6000_BTM_P9_VECTOR.
25050 (altivec_init_builtins): Define builtins used to implement vec_xl
25052 (rs6000_builtin_mask_names): Define power9-vector.
25053 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25054 (RS6000_BTM_P9_VECTOR): Define.
25055 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25056 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25057 (vsx_ld_elemrev_v2df): Likewise.
25058 (vsx_ld_elemrev_v4sf): Likewise.
25059 (vsx_ld_elemrev_v4si): Likewise.
25060 (vsx_ld_elemrev_v8hi): Likewise.
25061 (vsx_ld_elemrev_v16qi): Likewise.
25062 (vsx_st_elemrev_v2df): Likewise.
25063 (vsx_st_elemrev_v2di): Likewise.
25064 (vsx_st_elemrev_v4sf): Likewise.
25065 (vsx_st_elemrev_v4si): Likewise.
25066 (vsx_st_elemrev_v8hi): Likewise.
25067 (vsx_st_elemrev_v16qi): Likewise.
25068 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25071 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25073 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25075 (simplify_control_stmt_condition_1): ... here. Recurse into
25076 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25078 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25081 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25082 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25083 define_insn_and_split to define_insn.
25084 (zero_extendqi<mode>2_dot2): Same.
25085 (extendqi<mode>2_dot): Same.
25086 (extendqi<mode>2_dot2): Same.
25088 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25090 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25091 (probe_stack): New expander.
25092 (probe_stack_<mode>): New insn pattern.
25094 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25096 * config/i386/i386.md
25097 (operations with memory inputs setting flags peephole2):
25098 Remove uneeded REG_P checks. Cleanup pattern generation.
25100 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25102 * tree-vect-loop.c (vect_transform_loop): Fix
25103 nb_iterations_upper_bound computation for vectorized loop.
25105 2016-04-29 Marek Polacek <polacek@redhat.com>
25106 Jakub Jelinek <jakub@redhat.com>
25109 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25110 TARGET_EXPR_SLOT as a base.
25112 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25114 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25115 with 'rCm2' constraints to limit possible immediate size.
25116 (*load_zeroextendqisi_update): Likewise.
25117 (*load_signextendqisi_update): Likewise.
25118 (*loadhi_update): Likewise.
25119 (*load_zeroextendhisi_update): Likewise.
25120 (*load_signextendhisi_update): Likewise.
25121 (*loadsi_update): Likewise.
25122 (*loadsf_update): Likewise.
25124 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25126 * config/i386/predicates.md (constm1_operand): Fix comparison.
25128 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25130 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25132 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25134 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25135 remaining SH5 related settings.
25136 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25137 shmedia_prepare_call_address): Delete.
25138 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25139 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25140 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25141 UNSUPPORTED_SH2A): Remove m5 checks.
25142 (sh_divide_strategy_e): Remove SH5 division strategies.
25143 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25144 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25146 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25148 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25150 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25152 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25153 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25154 Change lder to ldr.
25155 * config/s390/vector.md ("mov<mode>"): Likewise.
25157 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25159 * config/s390/constraints.md ("U", "W"): Invoke
25160 s390_mem_constraint with "ZR" and "ZT".
25161 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25162 addresses when using LRA. Accept also short displacements for S
25163 and T constraints. Do not check for long displacement target for
25164 S and T constraints.
25165 (s390_mem_constraint): Remove handling of U and W constraints.
25166 * config/s390/s390.md (various patterns): Remove the short
25167 displacement constraints (Q and R) if a long displacement
25168 constraint is present. Add longdisp as required CPU capability.
25169 * config/s390/vector.md: Likewise.
25170 * config/s390/vx-builtins.md: Likewise.
25172 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25175 * reload1.c (reload): Call finish_spills before
25176 restarting reload loop. Skip select_reload_regs
25177 if update_eliminables_and_spill returns true.
25179 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25181 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25182 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25183 (umulhisi3_imm): Update predicates and constraint letters.
25184 (umulhisi3_reg): Declare instruction as commutative.
25185 * config/arc/constraints.md (J12, J16): New constraints.
25186 * config/arc/predicates.md (short_unsigned_const_operand): New
25188 (arc_short_operand): Likewise.
25189 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25191 2016-04-29 Richard Biener <rguenther@suse.de>
25193 PR tree-optimization/13962
25194 PR tree-optimization/65686
25195 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25196 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25197 using PTA to compare pointers.
25198 * match.pd: Add pattern for pointer equality compare simplification
25199 using ptrs_compare_unequal.
25201 2016-04-29 Richard Biener <rguenther@suse.de>
25203 * stor-layout.c (layout_type): Do not build a pointer-to-element
25206 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25208 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25209 Use SWI mode iterator. Use general_reg_operand predicate.
25210 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25211 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25214 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25216 PR middle-end/70843
25217 * fold-const.c (operand_equal_p): Don't verify hash value equality
25219 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25222 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25225 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25226 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25227 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25228 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25229 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25231 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25233 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25234 to info. Don't initialize separate fields to 0. Clean up
25237 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25239 * config/i386/i386.md (peephole2s for operations with memory inputs):
25240 Use SWI mode iterator.
25241 (peephole2s for operations with memory outputs): Ditto.
25242 Do not check for stack checking probe.
25244 (probe_stack): Remove expander.
25246 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25247 Andrew Burgess <andrew.burgess@embecosm.com>
25249 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25250 operands as 32-bits.
25252 2016-04-28 Jason Merrill <jason@redhat.com>
25254 * gdbinit.in: Skip line-map.h.
25256 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25257 Andrew Burgess <andrew.burgess@embecosm.com>
25259 * config/arc/arc.c (arc_conditional_register_usage): Take
25260 TARGET_RRQ_CLASS into account.
25261 (arc_print_operand): Support printing 'p' and 's' operands.
25262 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25264 (TARGET_RRQ_CLASS): Define.
25265 (IS_POWEROF2_OR_0_P): Define.
25266 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25268 (*tst_movb): New define_insn.
25269 (*tst): Avoid recognition if it could prevent '*tst_movb'
25270 combination; replace c/CnL with c/Chs alternative.
25271 (*tst_bitfield_tst): New define_insn.
25272 (*tst_bitfield_asr): New define_insn.
25273 (*tst_bitfield): New define_insn.
25274 (andsi3_i): Add Rrq variant.
25275 (extzv): New define_expand.
25276 (insv): New define_expand.
25277 (*insv_i): New define_insn.
25278 (*movb): New define_insn.
25279 (*movb_signed): New define_insn.
25280 (*movb_high): New define_insn.
25281 (*movb_high_signed): New define_insn.
25282 (*movb_high_signed + 1): New define_split pattern.
25283 (*mrgb): New define_insn.
25284 (*mrgb + 1): New define_peephole2 pattern.
25285 (*mrgb + 2): New define_peephole2 pattern.
25286 * config/arc/arc.opt (mbitops): New option for nps400, uses
25287 TARGET_NPS_BITOPS_DEFAULT.
25288 * config/arc/constraints.md (q): Make register class conditional.
25289 (Rrq): New register constraint.
25290 (Chs): New constraint.
25291 (Clo): New constraint.
25292 (Chi): New constraint.
25293 (Cbf): New constraint.
25294 (Cbn): New constraint.
25295 (C18): New constraint.
25296 (Cbi): New constraint.
25298 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25300 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25302 (bitmap_intersection_of_preds): Ditto.
25303 (bitmap_union_of_succs): Ditto.
25304 (bitmap_union_of_preds): Ditto.
25305 * sbitmap.c (do_popcount): Delete.
25306 (BITMAP_DEBUGGING): Delete.
25307 (sbitmap_verify_popcount): Delete.
25308 (sbitmap_alloc): Don't initialize the popcount field.
25309 (sbitmap_alloc_with_popcount): Delete.
25310 (sbitmap_resize): Don't resize the popcount array.
25311 (sbitmap_vector_alloc): Don't initialize the popcount field.
25312 (bitmap_copy): Don't copy the popcount array.
25313 (bitmap_clear): Don't clear the popcount array.
25314 (bitmap_clear): Delete the popcount array handling.
25315 (bitmap_ior_and_compl): Delete the popcount assert.
25316 (bitmap_not): Ditto.
25317 (bitmap_and_compl): Ditto.
25318 (bitmap_and): Delete the popcount array handling.
25319 (bitmap_xor): Ditto.
25320 (bitmap_ior): Ditto.
25321 (bitmap_or_and): Delete the popcount assert.
25322 (bitmap_and_or): Ditto.
25323 (popcount_table): Delete.
25324 (sbitmap_elt_popcount): Delete.
25325 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25326 (bitmap_set_bit): Delete the popcount assert.
25327 (bitmap_clear_bit): Ditto.
25328 (sbitmap_free): Don't free the popcount array.
25329 (sbitmap_alloc_with_popcount): Delete declaration.
25330 (sbitmap_popcount): Ditto.
25332 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25333 Andrew Burgess <andrew.burgess@embecosm.com>
25335 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25336 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25337 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25338 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25339 * config/arc/arc.opt (mcmem): New option.
25340 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25341 supply length for r/m alternative.
25342 (*extendqisi2_ac): Likewise.
25343 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25345 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25346 (movhi_insn): Likewise.
25347 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25348 (*zero_extendqihi2_i): Add r/Ucm alternative.
25349 (*zero_extendqisi2_ac): Likewise.
25350 (*zero_extendhisi2_i): Likewise.
25351 * config/arc/constraints.md (Uex): New memory constraint.
25352 (Ucm): New define_constraint.
25353 * config/arc/predicates.md (long_immediate_loadstore_operand):
25354 Return 0 for MEM with cmem_address address.
25355 (cmem_address_0): New predicates.
25356 (cmem_address_1): Likewise.
25357 (cmem_address_2): Likewise.
25358 (cmem_address): Likewise.
25360 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25362 * config/rs6000/rs6000.c (machine_function): Rename
25363 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25364 (rs6000_stack_info): Adjust.
25366 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25367 Andrew Burgess <andrew.burgess@embecosm.com>
25369 * config/arc/constraints.md (Usd): Convert to define_constraint.
25373 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25376 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25377 Add new peephole2 where the first insn is *mov<mode>_or instead of
25378 *mov<mode>_internal.
25380 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25382 * tracer.c (bb_seen): Make static.
25384 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25386 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25387 support, setup defaults.
25388 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25389 * config/arc/arc.c (arc_init): Add NPS400 support.
25390 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25391 (TARGET_ARC700): NPS400 is also an ARC700.
25392 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25394 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25397 * config/nds32/nds32.md (casesi): Don't access the operands array
25400 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25402 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25403 (or $-1,reg peephole2): Ditto.
25404 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25406 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25408 * doc/extend.texi (Common Function Attributes) [optimize]:
25409 Discourage use of the optimize attribute.
25411 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25413 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25414 special case builtin.
25415 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25416 ALTIVEC_BUILTIN_VEC_ADDE.
25417 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25418 support for ALTIVEC_BUILTIN_VEC_ADDE.
25419 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25420 for __builtin_vec_adde.
25422 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25424 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25425 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25427 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25430 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25431 attributes): Document cilkplus_runtime.
25433 2016-04-28 Martin Jambor <mjambor@suse.cz>
25435 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25436 this function. Call verify_expr on MEM_REFs and bases of other
25437 handled_components.
25439 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25441 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25442 for WORD_REGISTER_OPERATIONS to runtime check.
25444 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25446 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25448 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25450 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25451 big-endian compilation.
25452 * config/arc/arc.md (addf3): Likewise.
25453 (subdf3): Likewise.
25454 (muldf3): Likewise.
25456 2016-04-28 Richard Biener <rguenther@suse.de>
25458 PR tree-optimization/70840
25459 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25460 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25461 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25462 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25464 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25466 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25467 and explain why in a comment.
25469 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25471 * config/arc/arc.md (cpu_facility): Add fpx variant.
25472 (subdf3): Prohibit use reverse sub when assist operations option
25474 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25475 instructions only when FPX is enabled.
25476 * testsuite/gcc.target/arc/trsub.c: New test.
25478 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25480 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25481 mult_operator when calculating "type" attribute.
25482 (*fop_<mode>_1_i387): Ditto.
25483 (*fop_xf_1_i387): Ditto.
25484 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25485 Use std::swap to swap operands. Use RTL expressions to generate
25488 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25489 Joern Rennecke <joern.rennecke@embecosm.com>
25491 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25493 (emit_pic_move): Remove.
25494 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25495 * config/arc/arc.c (emit_pic_move): Removed.
25496 (TARGET_HAVE_TLS): Define.
25497 (arc_conditional_register_usage): Test for arc_tp_regno.
25498 (arc_print_operand, arc_print_operand_address): Handle TLS
25500 (arc_needs_pcl_p): New function.
25501 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25502 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25503 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25504 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25505 (arc_legitimize_tls_address): Likewise.
25506 (DTPOFF_ZERO_SYM): Define.
25507 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25508 (arc_output_pic_addr_const): Print TLS unspecs.
25509 (prepare_pic_move): New function, replaces emit_pic_move.
25510 (arc_legitimate_constant_p): Handle TLS unspecs.
25511 (arc_legitimate_address_p): Likewise.
25512 (arc_rewrite_small_data_p): Use assert for TLS constants.
25513 (prepare_move_operands): Use prepare_pic_move.
25514 (arc_legitimize_address): Legitimize tls addresses.
25515 (arc_epilogue_uses): Check for arc_tp_regno.
25516 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25517 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25519 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25521 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25522 %(arc_tls_extra_start_spec).
25523 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25524 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25526 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25527 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25528 (UNSPEC_TLS_OFF): Add.
25530 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25531 (get_thread_pointersi): New patterns.
25532 * config/arc/arc.opt (mtp-regno): New option.
25533 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25534 (move_dest_operand): Likewise.
25535 * configure: Regenerate.
25536 * configure.ac: Add arc*-*-* case to test for tls.
25537 * doc/invoke.texi (ARC options): Document mtp-regno.
25539 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25541 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25542 the new ARC HS SIMD instructions.
25543 (arc_preferred_simd_mode): New function.
25544 (arc_autovectorize_vector_sizes): Likewise.
25545 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25546 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25547 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25548 (arc_init_builtins): Add new SIMD builtin types.
25549 (arc_split_move): Handle 64 bit vector moves.
25550 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25551 (TARGET_PLUS_QMACW): Define.
25552 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25553 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25554 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25555 (VSUBADD4H): New builtins.
25556 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25557 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25559 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25560 Matthias Klose <doko@debian.org>
25562 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25564 2016-04-28 Richard Biener <rguenther@suse.de>
25566 PR middle-end/70777
25567 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25570 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25572 * common/config/sh/sh-common.c: Remove SH5 support.
25573 * config/sh/constraints.md: Likewise.
25574 * config/sh/config/sh/elf.h: Likewise.
25575 * config/sh/linux.h: Likewise.
25576 * config/sh/netbsd-elf.h: Likewise.
25577 * config/sh/predicates.md: Likewise.
25578 * config/sh/sh-c.c: Likewise.
25579 * config/sh/sh-protos.h: Likewise.
25580 * config/sh/sh.c: Likewise.
25581 * config/sh/sh.h: Likewise.
25582 * config/sh/sh.md: Likewise.
25583 * config/sh/sh.opt: Likewise.
25584 * config/sh/sync.md: Likewise.
25585 * config/sh/sh64.h: Delete.
25586 * config/sh/shmedia.h: Likewise.
25587 * config/sh/shmedia.md: Likewise.
25588 * config/sh/sshmedia.h: Likewise.
25589 * config/sh/t-netbsd-sh5-64: Likewise.
25590 * config/sh/t-sh64: Likewise.
25591 * config/sh/ushmedia.h: Likewise.
25593 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25595 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25596 general_reg_operand instead of register_operand predicate.
25598 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25600 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25602 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25604 * match.pd (A - B > A, A + B < A): New transformations.
25606 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25608 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25609 which defaults to true. Emit an outer pair of parentheses only if
25610 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25611 don't emit parentheses for the right-hand operand.
25613 2016-04-27 Jeff Law <law@redhat.com>
25615 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25617 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25619 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25620 (altivec_lvx_<mode>_internal): Document.
25621 (altivec_lvx_<mode>_2op): New define_insn.
25622 (altivec_lvx_<mode>_1op): Likewise.
25623 (altivec_lvx_<mode>_2op_si): Likewise.
25624 (altivec_lvx_<mode>_1op_si): Likewise.
25625 (altivec_stvx_<mode>): Remove.
25626 (altivec_stvx_<mode>_internal): Document.
25627 (altivec_stvx_<mode>_2op): New define_insn.
25628 (altivec_stvx_<mode>_1op): Likewise.
25629 (altivec_stvx_<mode>_2op_si): Likewise.
25630 (altivec_stvx_<mode>_1op_si): Likewise.
25631 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25632 Expand vec_ld and vec_st during parsing.
25633 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25635 (altivec_expand_stvx_be): Likewise.
25636 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25637 address-masking behavior in RTL.
25638 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25639 address-masking behavior in RTL.
25640 (altivec_expand_builtin): Change builtin code arguments for calls
25641 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25642 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25643 presence of lvx/stvx patterns.
25644 (alignment_with_canonical_addr): New function.
25645 (alignment_mask): Likewise.
25646 (find_alignment_op): Likewise.
25647 (recombine_lvx_pattern): Likewise.
25648 (recombine_stvx_pattern): Likewise.
25649 (recombine_lvx_stvx_patterns): Likewise.
25650 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25651 stvx patterns from expand.
25652 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25654 (vector_altivec_store_<mode>): Likewise.
25656 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25658 * config/aarch64/aarch64.md
25659 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25660 remove the "fp" attributes.
25661 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25662 add the "simd" attributes.
25663 (*movdf_aarch64): Likewise.
25664 (*movtf_aarch64): Remove the "fp" attributes.
25665 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25666 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25668 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25670 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25671 rtx to rtx_code_label *.
25672 * rtl.h (maybe_set_first_label_num): Likewise.
25674 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25676 * df-core.c (df_add_problem): Make the problem param be const.
25677 (df_remove_problem): Make local "problem" be const.
25678 * df-problems.c (problem_RD): Make const.
25679 (problem_LR): Likewise.
25680 (problem_LIVE): Likewise.
25681 (problem_MIR): Likewise.
25682 (problem_CHAIN): Likewise.
25683 (problem_WORD_LR): Likewise.
25684 (problem_NOTE): Likewise.
25685 (problem_MD): Likewise.
25686 * df-scan.c (problem_SCAN): Likewise.
25687 * df.h (struct df_problem): Make field "dependent_problem" be
25689 (struct dataflow): Likewise for field "problem".
25690 (df_add_problem): Make param const.
25692 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25694 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25695 inter-unit moves to/from vector registers are enabled. Do not disable
25698 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25700 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25701 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25703 (enum df_problem_id): ...this new enum.
25704 (struct df_problem): Convert field "id" from "int" to
25705 enum df_problem_id.
25707 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25709 * rtl.def: Update comment for "things in the instruction chain" to
25710 reflect the removal of the leading "i" field for INSN_UID in
25711 r210360. Fix bogus apostrophe.
25713 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25715 * config/i386/i386.md
25716 (lea arith with mem operand + setcc peephole2): Set operator mode.
25718 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
25721 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
25722 (dimode_scalar_to_vector_candidate_p): This.
25723 (timode_scalar_to_vector_candidate_p): New function.
25724 (scalar_to_vector_candidate_p): Likewise.
25725 (timode_check_non_convertible_regs): Likewise.
25726 (timode_remove_non_convertible_regs): Likewise.
25727 (remove_non_convertible_regs): Likewise.
25728 (remove_non_convertible_regs): Renamed to ...
25729 (dimode_remove_non_convertible_regs): This.
25730 (scalar_chain::~scalar_chain): Make it virtual.
25731 (scalar_chain::compute_convert_gain): Make it pure virtual.
25732 (scalar_chain::mark_dual_mode_def): Likewise.
25733 (scalar_chain::convert_insn): Likewise.
25734 (scalar_chain::convert_registers): Likewise.
25735 (scalar_chain::add_to_queue): Make it protected.
25736 (scalar_chain::emit_conversion_insns): Likewise.
25737 (scalar_chain::replace_with_subreg): Likewise.
25738 (scalar_chain::replace_with_subreg_in_insn): Likewise.
25739 (scalar_chain::convert_op): Likewise.
25740 (scalar_chain::convert_reg): Likewise.
25741 (scalar_chain::make_vector_copies): Likewise.
25742 (scalar_chain::convert_registers): New pure virtual function.
25743 (class dimode_scalar_chain): New class.
25744 (class timode_scalar_chain): Likewise.
25745 (scalar_chain::mark_dual_mode_def): Renamed to ...
25746 (dimode_scalar_chain::mark_dual_mode_def): This.
25747 (timode_scalar_chain::mark_dual_mode_def): New function.
25748 (timode_scalar_chain::convert_insn): Likewise.
25749 (dimode_scalar_chain::convert_registers): Likewise.
25750 (scalar_chain::compute_convert_gain): Renamed to ...
25751 (dimode_scalar_chain::compute_convert_gain): This.
25752 (scalar_chain::replace_with_subreg): Renamed to ...
25753 (dimode_scalar_chain::replace_with_subreg): This.
25754 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
25755 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
25756 (scalar_chain::make_vector_copies): Renamed to ...
25757 (dimode_scalar_chain::make_vector_copies): This.
25758 (scalar_chain::convert_reg): Renamed to ...
25759 (dimode_scalar_chain::convert_reg ): This.
25760 (scalar_chain::convert_op): Renamed to ...
25761 (dimode_scalar_chain::convert_op): This.
25762 (scalar_chain::convert_insn): Renamed to ...
25763 (dimode_scalar_chain::convert_insn): This.
25764 (scalar_chain::convert): Call convert_registers.
25765 (convert_scalars_to_vector): Change to scalar_chain pointer to
25766 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
25767 in 32-bit mode. Delete scalar_chain pointer. Call
25768 free_dominance_info in 64-bit mode.
25769 (pass_stv::gate): Remove TARGET_64BIT check.
25770 (ix86_option_override): Put the 64-bit STV pass before the CSE
25773 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
25775 * dwarf2out.h (struct dw_loc_descr_node): Remove the
25776 dw_loc_frame_offset field.
25777 * dwarf2out.c (new_loc_descr): Likewise.
25778 (resolve_args_picking_1): Turn the VISITED hash set into a
25779 FRAME_OFFSET hash map. Use it to associate a frame offset to
25780 visited nodes. Remove uses of the CHECKING_P macro.
25781 (resolve_args_picking): Update call to resolve_args_picking_1.
25783 2016-04-27 Martin Liska <mliska@suse.cz>
25785 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
25786 (free_loop_data): Release vuses of groups.
25788 2016-04-27 Bin Cheng <bin.cheng@arm.com>
25790 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
25791 instead of redundant use_id and boolean have_use_for.
25792 (struct iv_use): Change sub_id into group_id. Remove field next.
25793 Move fields: related_cands, n_map_members, cost_map and selected
25795 (struct iv_group): ... here. New structure.
25796 (struct iv_common_cand): Use structure declaration directly.
25797 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
25798 (MAX_CONSIDERED_USES): Rename macro to ...
25799 (MAX_CONSIDERED_GROUPS): ... here.
25800 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
25801 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
25802 (dump_uses): Rename to ...
25803 (dump_groups): ... here. Update all uses.
25804 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
25805 (find_induction_variables): Refactor format of dump information.
25806 (record_sub_use): Delete.
25807 (record_use): Update all uses.
25808 (record_group): New function.
25809 (record_group_use, find_interesting_uses_op): Call above functions.
25811 (find_interesting_uses_cond): Ditto.
25812 (group_compare_offset): New function.
25813 (split_all_small_groups): Rename to ...
25814 (split_small_address_groups_p): ... here. Update all uses.
25815 (split_address_groups): Update all uses.
25816 (find_interesting_uses): Refactor format of dump information.
25817 (add_candidate_1): Update all uses. Remove redundant check on iv,
25819 (add_candidate, record_common_cand): Remove redundant assert.
25820 (add_iv_candidate_for_biv): Update use.
25821 (add_iv_candidate_derived_from_uses): Update all uses.
25822 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
25823 (alloc_use_cost_map): Ditto.
25824 (set_use_iv_cost, get_use_iv_cost): Rename to ...
25825 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
25826 (determine_use_iv_cost_generic): Ditto.
25827 (determine_group_iv_cost_generic): Ditto.
25828 (determine_use_iv_cost_address): Ditto.
25829 (determine_group_iv_cost_address): Ditto.
25830 (determine_use_iv_cost_condition): Ditto.
25831 (determine_group_iv_cost_cond): Ditto.
25832 (determine_use_iv_cost): Ditto.
25833 (determine_group_iv_cost): Ditto.
25834 (set_autoinc_for_original_candidates): Update all uses.
25835 (find_iv_candidates): Update all uses. Refactor dump information.
25836 (determine_use_iv_costs): Ditto.
25837 (determine_iv_costs): Ditto.
25838 (iv_ca_cand_for_use): Rename to ...
25839 (iv_ca_cand_for_group): ... here. Update all uses.
25840 (iv_ca_add_use, iv_ca_add_group): Ditto.
25841 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
25842 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
25843 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
25844 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
25845 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
25846 (create_new_iv, adjust_iv_update_pos): Ditto.
25847 (rewrite_use_address): Delete.
25848 (rewrite_use_address_1): Rename to ...
25849 (rewrite_use_address): ... here.
25850 (rewrite_use_compare): Update all uses.
25851 (rewrite_use): Delete.
25852 (rewrite_uses): Rename to ...
25853 (rewrite_groups): ... here. Update all uses.
25854 (remove_unused_ivs, free_loop_data): Update all uses.
25855 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
25857 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25859 * rtlanal.c (nonzero_bits1): Convert preprocessor check
25860 for WORD_REGISTER_OPERATIONS to runtime check.
25862 2016-04-27 Richard Biener <rguenther@suse.de>
25865 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
25866 aggregate_value_p to determine if a function result is
25867 returned by reference.
25868 (ipa_pta_execute): Functions having their address taken are
25869 not automatically nonlocal.
25871 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25874 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
25875 * fold-const.c (operand_equal_p): If flag_checking and
25876 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
25877 and if it returns non-zero, assert iterative_hash_expr on both
25880 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25882 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
25884 2016-04-27 Nick Clifton <nickc@redhat.com>
25886 PR middle-end/49889
25887 * varasm.c (merge_weak): Generate an error if an attempt is made
25888 to convert a non-weak static function into a weak, public function.
25890 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25892 * params.def (MAX_PARTITION_SIZE): New param.
25893 * doc/invoke.texi: Document lto-max-partition.
25895 2016-04-27 Richard Biener <rguenther@suse.de>
25898 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
25899 function cummulating used_from_other_partition, externally_visible
25900 and force_output from aliases.
25901 (refered_from_nonlocal_var): Likewise.
25902 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
25903 node flags properly.
25905 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
25907 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
25908 (-Wmemset-elt-size): New item.
25910 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
25913 * stor-layout.h (internal_reference_types): Delete.
25914 * stor-layout.c (reference_types_internal): Likewise.
25915 (internal_reference_types): Likewise.
25916 (layout_type) <REFERENCE_TYPE>: Adjust.
25918 2016-04-27 Jakub Jelinek <jakub@redhat.com>
25921 * tree.h (inchash::add_expr): Add FLAGS argument.
25922 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
25923 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
25924 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
25925 Formatting fix. Adjust recursive calls. For tcc_comparison,
25926 if swap_tree_comparison (code) is smaller than code, hash that
25927 and arguments in the other order. Hash CONVERT_EXPR the same
25928 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
25929 of ADDR_EXPR of decl as the decl itself. Add or remove
25930 OEP_ADDRESS_OF from recursive flags as needed. For
25931 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
25932 operands commutatively and only the third one normally.
25933 For internal CALL_EXPR hash in CALL_EXPR_IFN.
25935 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
25937 * config/rtems.h (LIB_SPEC): Add -latomic.
25939 2016-04-27 Joel Sherrill <joel@rtems.org>
25941 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
25942 xilink.ld and flags not relevant to RTEMS.
25944 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
25946 * toplev.c (backend_init_target): Avoid calling init_reload when using
25949 2016-04-26 Jakub Jelinek <jakub@redhat.com>
25951 * reorg.c (try_merge_delay_insns): Declare i and j inside the
25952 for loops rather than one for the whole function.
25954 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25956 * match.pd (X + CST CMP X): New transformation.
25958 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
25960 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
25961 * fold-const.c (fold_binary_loc): Remove 2 transformations
25962 superseded by match.pd.
25963 * match.pd (x+x -> x*2): Generalize to integers.
25965 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
25967 * config/i386/i386.md (operation on memory peephole): Duplicate an
25968 existing peephole and adapt it to match lea rather than an operation
25971 PR rtl-optimization/57193
25972 * opts.c (default_options_table): Add OPT_frename_registers at -O2
25974 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
25976 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25978 * tree-if-conv.c (any_pred_load_store): New static variable.
25979 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
25980 any_pred_load_store instead of and_mask_load_store.
25981 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
25982 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
25983 (combine_blocks, tree_if_conversion): Ditto.
25985 2016-04-26 Bin Cheng <bin.cheng@arm.com>
25987 PR tree-optimization/70771
25988 PR tree-optimization/70775
25989 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
25990 virtual PHI nodes. Delete parameter.
25991 (if_convertible_loop_p_1): Delete argument to above function.
25992 (predicate_all_scalar_phis): Delete code handling single-argument
25994 (tree_if_conversion): Mark and update virtual SSA.
25996 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25999 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26000 (x86_elf_aligned_common): Rename to ...
26001 (x86_elf_aligned_decl_common): ... this.
26002 Add decl arg. Switch to .lbss for largecomm object. Use
26003 LARGECOMM_SECTION_ASM_OP.
26004 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26006 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26007 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26009 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26010 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26012 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26015 * config/i386/i386.c (SECTION_LARGE): Define.
26016 (x86_64_elf_select_section): Set it for large data/bss sections.
26017 Only clear SECTION_WRITE for .lrodata.
26018 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26020 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26021 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26022 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26024 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26025 * doc/tm.texi: Regenerate.
26027 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26030 * configure.ac (--enable-checking): Document extra flag, for
26031 non-release builds default to --enable-checking=yes,extra.
26032 If misc checking and extra checking, define CHECKING_P to 2 instead
26034 * common.opt (fchecking=): Add.
26035 * doc/invoke.texi (-fchecking=): Document.
26036 * doc/install.texi: Document --enable-checking changes.
26037 * configure: Regenerated.
26038 * config.in: Regenerated.
26040 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26042 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26043 attribute instead of which_alternative.
26044 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26045 Use EXT_REX_SSE_REG_P where appropriate.
26047 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26049 * config/i386/predicates.md (const0_operand): Do not match
26050 const_wide_int code.
26051 (const1_operand): Ditto.
26053 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26055 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26056 for SSE constm1 operands and TARGET_AVX512VL.
26057 (*movti_internal): Ditto.
26058 (*mov<mode>_or): Use constm1_operand predicate.
26059 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26060 for SSE vector_all_ones operands and TARGET_AVX512VL.
26061 * config/i386/predicates.md (constm1_operand): New predicate.
26062 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26063 emission of constant -1 load.
26065 2016-04-25 Jason Merrill <jason@redhat.com>
26067 * gdbinit.in: Skip is-a.h.
26069 * attribs.c (register_scoped_attributes): Fix logic.
26070 * attribs.h: Declare register_scoped_attributes.
26072 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26074 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26075 stxvd2x and stxvw4x built-in functions.
26077 2016-04-25 DJ Delorie <dj@redhat.com>
26079 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26080 (ashrhi3): Likewise.
26081 (lshrhi3): Likewise.
26083 2016-04-25 Richard Biener <rguenther@suse.de>
26085 PR tree-optimization/70780
26086 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26087 wasn't visited yet.
26088 (compute_antic): Mark blocks with abnormal preds as visited as
26089 they have a final empty antic-in solution already.
26091 2016-04-25 Michael Collison <michael.collison@linaro.org>
26093 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26095 2016-04-25 Michael Collison <michael.collison@linaro.org>
26097 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26098 mode is VQI to improve mixed mode vectorization.
26099 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26100 define_insn to match low half of signed vaddw.
26101 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26102 define_insn to match high half of signed vaddw.
26103 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26104 define_insn to match low half of unsigned vaddw.
26105 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26106 define_insn to match high half of unsigned vaddw.
26107 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26108 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26109 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26111 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26112 * config/arm/predicates.md (vect_par_constant_high): Support
26113 big endian and simplify by calling
26114 arm_simd_check_vect_par_cnst_half
26115 (vect_par_constant_low): Likewise.
26117 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26119 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26120 predicate for operand 2.
26122 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26123 H.J. Lu <hongjiu.lu@intel.com>
26125 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26126 machine_mode argument.
26127 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26128 constm1_rtx operands. For VOIDmode constants, get mode from
26129 pred_mode. Check mode size if the mode is supported by ABI.
26130 (standard_sse_constant_opcode): Do not use standard_constant_p.
26131 Strictly check ABI support for all-ones operands.
26132 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26133 immediates. Update calls to standard_sse_constant_p.
26134 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26135 (ix86_rtx_costs): Ditto.
26136 * config/i386/i386.md (*movxi_internal_avx512f): Use
26137 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26138 Use (v,BC) alternative instead of (v,C). Use register_operand
26139 checks instead of MEM_P.
26140 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26141 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26142 isa attribute. Use register_operand checks instead of MEM_P.
26143 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26144 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26145 alternative and corresponding sse2 isa attribute.
26146 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26147 to standard_sse_constant_p.
26148 (FP constant splitters): Ditto.
26149 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26151 * config/i386/predicates.md (constm1_operand): Remove.
26152 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26153 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26154 vector_all_ones_operand instead of constm1_operand.
26156 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26158 * print-rtl.c (print_rtx_insn_vec): New function.
26159 * print-rtl.h: New prototype.
26160 * store-motion.c (struct st_expr): Make avail_stores a vector.
26161 (st_expr_entry): Adjust.
26162 (free_st_expr_entry): Likewise.
26163 (print_store_motion_mems): Likewise.
26164 (find_moveable_store): Likewise.
26165 (compute_store_table): Likewise.
26166 (delete_store): Likewise.
26167 (build_store_vectors): Likewise.
26169 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26171 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26173 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26175 * vec.h (vec_safe_contains): New function.
26176 (vec::contains): Likewise.
26177 (vec::begin): Likewise.
26178 (vec::end): Likewise.
26180 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26183 * cfgexpand.c (expand_stack_vars): Fix typo.
26185 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26187 * system.h (list, map, set, vector): Include conditionally.
26188 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26189 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26190 * ipa-icf.c (INCLUDE_LIST): Define.
26191 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26192 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26193 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26194 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26195 * cp/logic.cc (INCLUDE_LIST): Define.
26196 * fortran/trans-common.c (INCLUDE_MAP): Define.
26198 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26200 * auto-profile.c: Remove <string.h> include.
26201 * ipa-icf-gimple.c: Remove <list> include.
26202 * diagnostic.c: Remove <new> include.
26203 * genmatch.c: Likewise.
26204 * pretty-print.c: Likewise.
26205 * toplev.c: Likewise
26206 * c/c-objc-common.c: Likewise.
26207 * cp/error.c: Likewise.
26208 * fortran/error.c: Likewise.
26210 2016-04-22 Richard Biener <rguenther@suse.de>
26212 * lto-streamer-in.c (input_ssa_names): Do not allocate
26213 GIMPLE_NOP for all SSA names.
26214 * lto-streamer-out.c (output_ssa_names): Do not output
26215 SSA names that should have been released.
26217 2016-04-22 Richard Biener <rguenther@suse.de>
26219 PR tree-optimization/70740
26220 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26223 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26226 * config/i386/predicates.md (call_insn_operand): Replace
26227 sibcall_memory_operand with memory_operand.
26229 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26231 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26232 has_single_use() tests.
26233 (register_edge_assert_for_1): Likewise.
26234 (find_assert_locations_1): Check the liveness bitmap instead of
26235 checking has_single_use().
26237 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26240 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26241 Extract AVX-512BW constraint from AVX.
26243 2016-04-21 Richard Biener <rguenther@suse.de>
26245 PR tree-optimization/70725
26246 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26247 for phi_convertible_by_degenerating_args.
26248 (predicate_all_scalar_phis): Handle single-argument PHIs.
26250 2016-04-21 Richard Biener <rguenther@suse.de>
26252 PR middle-end/70747
26253 * fold-const.c (fold_comparison): Return properly typed
26256 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26258 PR tree-optimization/70715
26259 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26260 after expanding BASE using expand_simple_operations.
26262 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26264 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26265 New transformations.
26267 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26269 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26271 2016-04-20 Jan Hubicka <jh@suse.cz>
26273 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26274 ultiimate_alias_target.
26275 (update_callee_keys): Likewise.
26276 (lookup_recursive_calls): Likewise.
26277 (speculation_useful_p): Likewise.
26279 2016-04-20 Jan Hubicka <jh@suse.cz>
26282 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26283 (set_nothrow_flag_1): ... this; handle interposition correctly;
26284 recurse on aliases and thunks.
26285 (cgraph_node::set_nothrow_flag): New.
26286 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26287 functions compiled with non-call exceptions that binds to current
26289 (propagate_nothrow): Be safe WRT interposition.
26290 * cgraph.h (set_nothrow_flag): Update prototype.
26292 2016-04-18 Jan Hubicka <jh@suse.cz>
26294 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26295 max_loop_iterations_int.
26296 (tree_unswitch_outer_loop): Likewise.
26298 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26300 PR tree-optimization/69489
26301 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26302 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26303 Revise dump message.
26304 (if_convertible_bb_p): Remove check on edge count of basic block's
26307 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26309 PR tree-optimization/56625
26310 PR tree-optimization/69489
26311 * tree-data-ref.h (DR_INNERMOST): New macro.
26312 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26313 hashing struct innermost_loop_behavior.
26314 (ref_DR_map): Remove.
26315 (innermost_DR_map): New map.
26316 (baseref_DR_map): Revise comment.
26317 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26318 to innermost_DR_map accroding to its innermost loop behavior.
26319 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26320 to its innermost loop behavior.
26321 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26322 Add initialization for innermost_DR_map. Record memory reference
26323 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26324 have innermost loop behavior.
26325 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26328 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26330 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26331 *lea_general_1. Use explicit SWI12 mode interator.
26332 (*lea<mode>_general_2): Rename from *lea_general_2.
26333 Use explicit SWI12 mode interator.
26334 (*lea<mode>_general_3): Rename from *lea_general_3.
26335 Use explicit SWI12 mode interator.
26336 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26337 Use explicit SWI12 mode interator.
26338 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26339 Use explicit SWI48 mode interator.
26341 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26343 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26344 Short-cut unaligned load and store cases. Handle all integer
26346 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26347 and store cases. Call ix86_avx256_split_vector_move_misalign
26348 directly without checking mode class.
26350 2016-04-20 Andrew Pinski <apinski@cavium.com>
26351 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26354 * config/aarch64/aarch64.md (sibcall): Force call
26355 address to be DImode for ILP32.
26356 (sibcall_value): Likewise.
26358 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26360 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26362 2016-04-20 Richard Biener <rguenther@suse.de>
26364 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26365 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26366 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26367 (maybe_push_res_to_seq): Adjust.
26368 * gimple-fold.c (maybe_build_generic_op): Likewise.
26370 2016-04-20 Marek Polacek <polacek@redhat.com>
26372 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26375 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26377 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26378 use kmovw to support AVX512F target.
26380 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26382 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26384 2016-04-20 Marek Polacek <polacek@redhat.com>
26386 PR tree-optimization/70725
26387 * tree-if-conv.c (is_false_predicate): New function.
26388 (predicate_mem_writes): Use it.
26390 2016-04-20 Richard Biener <rguenther@suse.de>
26392 PR tree-optimization/70726
26393 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26394 shift amounts from a pattern stmt operand.
26396 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26399 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26400 stack_restore_from_fpr pattern when restoring r15.
26401 (s390_optimize_prologue): Strip away the memory barrier in the
26402 parallel when trying to get rid of restore insns.
26403 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26404 definition for loading the stack pointer from an FPR. Compared to
26405 the normal move insn this pattern includes a full memory barrier.
26407 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26409 PR middle-end/70680
26410 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26411 implicitly linear or lastprivate iterator on the outer context.
26413 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26415 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26417 * config/i386/i386.md (ssememalign): Removed.
26418 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26420 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26423 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26424 const short * to __builtin_ia32_loaddquhi512_mask.
26425 (_mm512_maskz_loadu_epi16): Likewise.
26426 (_mm512_mask_storeu_epi16): Pass short * to
26427 __builtin_ia32_storedquhi512_mask.
26428 (_mm512_mask_loadu_epi8): Pass const char * to
26429 __builtin_ia32_loaddquqi512_mask.
26430 (_mm512_maskz_loadu_epi8): Likewise.
26431 (_mm512_mask_storeu_epi8): Pass char * to
26432 __builtin_ia32_storedquqi512_mask.
26433 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26434 const double * to __builtin_ia32_loadupd512_mask.
26435 (_mm512_mask_loadu_pd): Likewise.
26436 (_mm512_maskz_loadu_pd): Likewise.
26437 (_mm512_storeu_pd): Pass double * to
26438 __builtin_ia32_storeupd512_mask.
26439 (_mm512_mask_storeu_pd): Likewise.
26440 (_mm512_loadu_ps): Pass const float * to
26441 __builtin_ia32_loadups512_mask.
26442 (_mm512_mask_loadu_ps): Likewise.
26443 (_mm512_maskz_loadu_ps): Likewise.
26444 (_mm512_storeu_ps): Pass float * to
26445 __builtin_ia32_storeups512_mask.
26446 (_mm512_mask_storeu_ps): Likewise.
26447 (_mm512_mask_loadu_epi64): Pass const long long * to
26448 __builtin_ia32_loaddqudi512_mask.
26449 (_mm512_maskz_loadu_epi64): Likewise.
26450 (_mm512_mask_storeu_epi64): Pass long long *
26451 to __builtin_ia32_storedqudi512_mask.
26452 (_mm512_loadu_si512): Pass const int * to
26453 __builtin_ia32_loaddqusi512_mask.
26454 (_mm512_mask_loadu_epi32): Likewise.
26455 (_mm512_maskz_loadu_epi32): Likewise.
26456 (_mm512_storeu_si512): Pass int * to
26457 __builtin_ia32_storedqusi512_mask.
26458 (_mm512_mask_storeu_epi32): Likewise.
26459 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26460 char * to __builtin_ia32_storedquqi256_mask.
26461 (_mm_mask_storeu_epi8): Likewise.
26462 (_mm256_mask_loadu_epi16): Pass const short * to
26463 __builtin_ia32_loaddquhi256_mask.
26464 (_mm256_maskz_loadu_epi16): Likewise.
26465 (_mm_mask_loadu_epi16): Pass const short * to
26466 __builtin_ia32_loaddquhi128_mask.
26467 (_mm_maskz_loadu_epi16): Likewise.
26468 (_mm256_mask_loadu_epi8): Pass const char * to
26469 __builtin_ia32_loaddquqi256_mask.
26470 (_mm256_maskz_loadu_epi8): Likewise.
26471 (_mm_mask_loadu_epi8): Pass const char * to
26472 __builtin_ia32_loaddquqi128_mask.
26473 (_mm_maskz_loadu_epi8): Likewise.
26474 (_mm256_mask_storeu_epi16): Pass short * to.
26475 __builtin_ia32_storedquhi256_mask.
26476 (_mm_mask_storeu_epi16): Pass short * to.
26477 __builtin_ia32_storedquhi128_mask.
26478 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26479 const double * to __builtin_ia32_loadupd256_mask.
26480 (_mm256_maskz_loadu_pd): Likewise.
26481 (_mm_mask_loadu_pd): Pass onst double * to
26482 __builtin_ia32_loadupd128_mask.
26483 (_mm_maskz_loadu_pd): Likewise.
26484 (_mm256_mask_storeu_pd): Pass double * to
26485 __builtin_ia32_storeupd256_mask.
26486 (_mm_mask_storeu_pd): Pass double * to
26487 __builtin_ia32_storeupd128_mask.
26488 (_mm256_mask_loadu_ps): Pass const float * to
26489 __builtin_ia32_loadups256_mask.
26490 (_mm256_maskz_loadu_ps): Likewise.
26491 (_mm_mask_loadu_ps): Pass const float * to
26492 __builtin_ia32_loadups128_mask.
26493 (_mm_maskz_loadu_ps): Likewise.
26494 (_mm256_mask_storeu_ps): Pass float * to
26495 __builtin_ia32_storeups256_mask.
26496 (_mm_mask_storeu_ps): ass float * to
26497 __builtin_ia32_storeups128_mask.
26498 (_mm256_mask_loadu_epi64): Pass const long long * to
26499 __builtin_ia32_loaddqudi256_mask.
26500 (_mm256_maskz_loadu_epi64): Likewise.
26501 (_mm_mask_loadu_epi64): Pass const long long * to
26502 __builtin_ia32_loaddqudi128_mask.
26503 (_mm_maskz_loadu_epi64): Likewise.
26504 (_mm256_mask_storeu_epi64): Pass long long * to
26505 __builtin_ia32_storedqudi256_mask.
26506 (_mm_mask_storeu_epi64): Pass long long * to
26507 __builtin_ia32_storedqudi128_mask.
26508 (_mm256_mask_loadu_epi32): Pass const int * to
26509 __builtin_ia32_loaddqusi256_mask.
26510 (_mm256_maskz_loadu_epi32): Likewise.
26511 (_mm_mask_loadu_epi32): Pass const int * to
26512 __builtin_ia32_loaddqusi128_mask.
26513 (_mm_maskz_loadu_epi32): Likewise.
26514 (_mm256_mask_storeu_epi32): Pass int * to
26515 __builtin_ia32_storedqusi256_mask.
26516 (_mm_mask_storeu_epi32): Pass int * to
26517 __builtin_ia32_storedqusi128_mask.
26518 * config/i386/i386-builtin-types.def (PCSHORT): New.
26519 (PINT64): Likewise.
26520 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26521 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26522 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26523 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26524 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26525 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26526 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26527 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26528 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26529 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26530 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26531 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26532 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26533 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26534 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26535 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26536 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26537 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26538 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26539 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26540 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26541 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26542 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26543 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26544 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26545 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26546 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26547 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26548 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26549 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26550 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26551 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26552 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26553 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26554 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26555 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26556 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26557 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26558 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26559 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26560 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26561 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26562 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26563 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26564 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26565 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26566 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26567 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26568 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26570 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26571 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26573 (ix86_expand_vector_move_misalign): Likewise.
26574 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26575 to scalar function prototype for unaligned load/store builtins.
26576 (ix86_expand_special_args_builtin): Updated.
26577 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26578 (UNSPEC_STOREU): Likewise.
26579 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26580 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26581 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26582 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26583 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26584 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26585 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26586 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26587 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26588 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26589 (<avx512>_storedqu<mode>_mask): Likewise.
26590 (*sse4_2_pcmpestr_unaligned): Likewise.
26591 (*sse4_2_pcmpistr_unaligned): Likewise.
26592 (*mov<mode>_internal): Renamed to ...
26593 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26594 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26595 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26596 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26598 2016-04-19 Richard Biener <rguenther@suse.de>
26600 PR tree-optimization/70171
26601 * tree-ssa-phiprop.c: Include stor-layout.h.
26602 (phiprop_insert_phi): Handle the aggregate copy case.
26603 (propagate_with_phi): Likewise.
26605 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26607 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26608 instead of simplify_gen_subreg (... , 0).
26609 (ix86_delegitimize_address): Ditto.
26610 (ix86_split_divmod): Ditto.
26611 (ix86_split_copysign_const): Ditto.
26612 (ix86_split_copysign_var): Ditto.
26613 (ix86_expand_args_builtin): Ditto.
26614 (ix86_expand_round_builtin): Ditto.
26615 (ix86_expand_special_args_builtin): Ditto.
26616 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26617 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26618 (udivmodqi4): Ditto.
26619 (absneg splitters): Ditto.
26620 (*jcc_bt<mode>_1): Ditto.
26622 2016-04-19 Richard Biener <rguenther@suse.de>
26624 PR tree-optimization/70724
26625 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26626 restoring out from ...
26627 (free_scc_vn): ... here.
26628 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26629 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26631 (pass_fre::execute): Restore SSA info.
26633 2016-04-19 Richard Biener <rguenther@suse.de>
26635 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26636 * gimple-walk.c (walk_gimple_op): Initialize it.
26637 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26638 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26639 remapping SSA names of defs.
26640 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26643 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26645 PR middle-end/70689
26646 * lra-constraints.c (equiv_substition_p): New.
26647 (process_alt_operands): Use it.
26648 (swap_operands): Swap it.
26649 (curr_insn_transform): Update it.
26651 2016-04-18 Michael Matz <matz@suse.de>
26653 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26654 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26655 * tree-core.h (tree_type_common.align): Use bit-field.
26656 (tree_type_common.spare): New.
26657 (tree_decl_common.off_align): Make smaller.
26658 (tree_decl_common.align): Use bit-field.
26660 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26661 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26662 (scan_sharing_clauses): Ditto.
26663 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26664 (omp_finish_file): Ditto.
26665 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26666 (layout_decl): Ditto.
26667 (relayout_decl): Ditto.
26668 (finalize_record_size): Use SET_TYPE_ALIGN.
26669 (finalize_type_size): Ditto.
26670 (finish_builtin_struct): Ditto.
26671 (layout_type): Ditto.
26672 (initialize_sizetypes): Ditto.
26673 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26674 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26675 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26676 (get_chain_field): Ditto.
26677 (get_trampoline_type): Ditto.
26678 (get_nl_goto_field): Ditto.
26679 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26681 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26682 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26683 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26684 (build_qualified_type): Use SET_TYPE_ALIGN.
26685 (build_aligned_type, build_range_type_1): Ditto.
26686 (build_atomic_base): Ditto.
26687 (build_common_tree_nodes): Ditto.
26688 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26689 (expand_one_stack_var_at): Ditto.
26690 * coverage.c (build_var): Use SET_DECL_ALIGN.
26691 * except.c (init_eh): Ditto.
26692 * function.c (assign_parm_setup_block): Ditto.
26693 * symtab.c (increase_alignment_1): Ditto.
26694 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26695 * tree-vect-stmts.c (ensure_base_align): Ditto.
26696 * varasm.c (align_variable): Ditto.
26697 (assemble_variable): Ditto.
26698 (build_constant_desc): Ditto.
26699 (output_constant_def_contents): Ditto.
26701 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26702 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26703 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26704 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26705 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26707 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26710 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26711 replace %vmovsd with "%vmovq".
26712 (vec_concatv2df): Likewise.
26714 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
26716 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
26717 (*vec_extractv2si_0): Ditto.
26718 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
26719 (zero_extended_scalar_load_operand splitters): Ditto.
26720 (vec_extract splitters): Ditto.
26721 (*vec_extractv4si_0_zext): Ditto.
26722 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
26723 and lowpart_subreg.
26724 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
26725 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
26726 (*sse4_1_extractps): Use lowpart_subreg.
26727 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
26729 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26731 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
26733 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
26734 Mention Solaris 11 packaging changes.
26735 Update gas and gld requirements.
26736 Remove reference to pre-Solaris 10 bug.
26737 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
26739 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
26742 2016-04-17 Jan Hubicka <jh@suse.cz>
26744 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
26745 max_loop_iterations_int.
26747 2016-04-18 Richard Biener <rguenther@suse.de>
26749 PR tree-optimization/43434
26750 * tree-ssa-structalias.c (struct vls_data): New.
26751 (visit_loadstore): Handle all pointer-based accesses.
26752 (compute_dependence_clique): Compute a bitmap of restrict tags
26753 assigned bases and pass it to visit_loadstore.
26755 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
26758 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
26759 armv8.1-a and armv8.1-a+crc.
26761 2016-04-18 Richard Biener <rguenther@suse.de>
26763 PR tree-optimization/70701
26764 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
26765 references after translating through a memcpy.
26767 2016-04-18 Richard Biener <rguenther@suse.de>
26769 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
26770 (compute_antic): ... here. For partial antic use regular
26771 postorder and scrap iteration.
26772 (compute_partial_antic_aux): Remove unused return value.
26773 (init_pre): Do not allocate postorder.
26774 (fini_pre): Do not free postorder.
26776 2016-04-18 Richard Biener <rguenther@suse.de>
26778 PR middle-end/37870
26779 * expmed.c (extract_bit_field_1): Remove broken case
26780 using a wider MODE_INT mode.
26782 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
26784 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
26785 unless compiling with at least GCC-4.8.
26787 2016-04-17 Jan Hubicka <jh@suse.cz>
26790 * graphite.c (graphite_finalize): Update call to
26791 tree_estimate_probability.
26792 * predict.h (tree_estimate_probability): Update prototype.
26794 2016-04-17 Jan Hubicka <jh@suse.cz>
26796 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
26797 (tree_estimate_probability): Likewise.
26798 (pass_profile::execute): Update.
26799 (report_predictor_hitrates): New function.
26800 * profile.c (compute_branch_probabilities): Use it.
26801 * predict.h (report_predictor_hitrates): Declare.
26803 2016-04-17 Jan Hubicka <jh@suse.cz>
26806 * cgraph.h (cgraph_node::set_const_flag,
26807 cgraph_node::set_pure_flag): Update prototype to return bool;
26809 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
26810 of interposable symbol are interposable, too.
26811 (cgraph_set_const_flag_1): Rename to ...
26812 (set_const_flag_1): ... this one; change to self recursive function
26813 instead of call_for_symbol_thunks_and_aliases. Handle correctly
26814 clearnig the flag in all variants and also virtual thunks of const
26815 functions are pure; track if any change was done.
26816 (cgraph_node::set_const_flag): Update.
26817 (struct set_pure_flag_info): New struct.
26818 (cgraph_set_pure_flag_1): Rename to ...
26819 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
26820 rather than pointer encoded flags; track if any changes was done;
26821 handle correctly clearning flag and setting flag of aliases already
26823 (cgraph_node::set_pure_flag): Update.
26824 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
26826 2016-04-17 Tom de Vries <tom@codesourcery.com>
26829 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
26830 backslash in label.
26832 2016-04-17 Tom de Vries <tom@codesourcery.com>
26834 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
26835 '{}<> ' as escape-for-record.
26837 2016-04-17 Tom de Vries <tom@codesourcery.com>
26839 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
26842 2016-04-17 Tom de Vries <tom@codesourcery.com>
26845 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
26846 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
26847 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
26848 * passes.c (finish_optimization_passes): Only call
26849 finish_graph_dump_file if dfi->graph_dump_initialized.
26850 (execute_function_dump, pass_init_dump_file): Use
26851 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
26853 2016-04-17 Tom de Vries <tom@codesourcery.com>
26855 PR tree-optimization/70256
26856 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26857 (debug_varmap): New function.
26859 2016-04-17 Tom de Vries <tom@codesourcery.com>
26862 * passes.c (pass_manager::register_pass): Propagate pflags.
26864 2016-04-17 Tom de Vries <tom@codesourcery.com>
26867 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
26868 * passes.c (pass_manager::pass_manager): Declare and init p_start in
26869 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
26870 check if it's equal to p_start.
26871 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
26873 2016-04-15 Jan Hubicka <jh@suse.cz>
26876 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
26877 function does not bind to current def.
26878 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
26879 handle conservatively calls to functions that does not need to bind
26881 (check_call): Update call of worse_state.
26882 (ignore_edge_for_nothrow): Update.
26883 (ignore_edge_for_pure_const): Likewise.
26884 (propagate_pure_const): Update calls to worse_state.
26885 (skip_function_for_local_pure_const): Reformat comments.
26887 2016-04-15 Jan Hubicka <jh@suse.cz>
26890 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
26891 (cgraph_node::function_symbol): Likewise.
26892 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26893 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
26894 (symtab_node::ultimate_alias_target): Add REF parameter.
26895 (symtab_node::binds_to_current_def_p): Declare.
26896 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
26897 (cgraph_node::function_symbol): Likewise.
26898 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
26899 (cgraph_node::get_availability): Likewise.
26900 (cgraph_edge::binds_to_current_def_p): New inline function.
26901 (varpool_node::get_availability): Add REF parameter.
26902 (varpool_node::ultimate_alias_target): Likewise.
26903 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
26904 (symtab_node::binds_to_current_def_p): Likewise.
26905 * varpool.c (varpool_node::get_availability): Likewise.
26907 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26910 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
26911 Fix mode size check.
26913 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26915 * BASE-VER: Set to 7.0.0.
26917 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
26919 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
26921 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26923 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
26924 architecture revisions.
26926 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
26928 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
26929 * config/i386/i386.c (ix86_using_red_zone): No longer static.
26930 * config/i386/i386.md (stack decrement to push peepholes): Guard
26931 with !x86_using_red_zone ().
26933 2016-04-15 Jakub Jelinek <jakub@redhat.com>
26936 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
26937 to dump_generic_node.
26938 (NIY): Pass also flags to do_niy.
26940 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
26942 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
26943 (simd_clone_vector_of_formal_parm_types)
26944 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
26945 (simd_clone_mangle, simd_clone_create)
26946 (simd_clone_adjust_return_type, create_tmp_simd_array)
26947 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
26948 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
26949 (ipa_simd_modify_function_body, simd_clone_linear_addend)
26950 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
26951 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
26952 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
26953 * omp-simd-clone.c: ... this new file.
26954 (simd_clone_vector_of_formal_parm_types): Make it static.
26955 * Makefile.in (OBJS): Add omp-simd-clone.o.
26957 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
26960 * config/i386/sse.md: Use proper memory operand modifiers.
26963 2016-04-15 Richard Biener <rguenther@suse.de>
26964 Alan Modra <amodra@gmail.com>
26966 PR tree-optimization/70130
26967 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
26968 when alignment stays not the same and no not use the realign
26971 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26974 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26975 direct move handlers for KFmode. Change TFmode handlers test from
26976 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
26978 2016-04-14 Jakub Jelinek <jakub@redhat.com>
26981 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
26982 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
26983 (inlined_polymorphic_ctor_dtor_block_p): Use it.
26984 * tree-ssa-live.c (remove_unused_scope_block_p): When
26985 in_ctor_dtor_block, avoid discarding not just BLOCKs with
26986 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
26987 block_ultimate_origin is FUNCTION_DECL.
26988 (remove_unused_locals): If current_function_decl is
26989 polymorphic_ctor_dtor_p, pass initial true to
26990 remove_unused_scope_block_p' is_ctor_dtor_block.
26992 2016-04-14 Martin Sebor <msebor@redhat.com>
26997 * doc/extend.texi (Variable Length): Revert.
26999 2016-04-14 Marek Polacek <polacek@redhat.com>
27000 Jan Hubicka <hubicka@ucw.cz>
27003 * tree.c (verify_type): Disable the canonical type of main variant
27006 2016-04-14 Jason Merrill <jason@redhat.com>
27008 * cfgexpand.c, expr.c: Revert previous change.
27010 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27012 PR middle-end/70643
27013 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27014 when building a mem ref for the incoming reduction variable.
27016 2016-04-14 Richard Biener <rguenther@suse.de>
27018 PR tree-optimization/70614
27019 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27020 loop if the evolution dropped to chrec_dont_know.
27021 (interpret_condition_phi): Likewise.
27023 2016-04-14 Richard Biener <rguenther@suse.de>
27025 PR tree-optimization/70623
27026 * tree-ssa-pre.c (changed_blocks): Make global ...
27027 (compute_antic): ... local here. Move and fix worklist
27028 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27029 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27030 worklist handling, dump when ANTIC_IN changed.
27031 (compute_partial_antic_aux): Remove worklist handling.
27032 (init_pre): Do not compute post dominators. Add a comment about
27033 the CFG order chosen.
27034 (fini_pre): Do not free post dominators.
27036 2016-04-13 Martin Sebor <msebor@redhat.com>
27041 * doc/extend.texi (Variable Length): Document C++ specifics.
27043 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27046 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27047 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27048 eh edges have been purged.
27051 * tree-sra.c (create_access_replacement,
27052 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27054 * tree-pretty-print.c (dump_fancy_name): New function.
27055 (dump_decl_name, dump_generic_node): Use it.
27057 2016-04-13 Jason Merrill <jason@redhat.com>
27059 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27060 * expr.c (expand_expr_real_1): Likewise.
27062 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27064 * config/i386/i386.md (kunpckhi): Swap operands.
27065 (kunpcksi): Likewise.
27066 (kunpckdi): Likewise.
27067 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27068 (vec_pack_trunc_<mode>): Likewise.
27070 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27073 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27075 PR middle-end/70633
27076 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27077 gimplification turns some element into non-constant.
27080 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27081 * explow.c (convert_memory_address_addr_space_1): No longer static,
27082 add NO_EMIT argument and don't call convert_modes if true, pass
27083 it down recursively, remove break after return.
27084 (convert_memory_address_addr_space): Adjust caller.
27085 * simplify-rtx.c (simplify_unary_operation_1): Call
27086 convert_memory_address_addr_space_1 instead of convert_memory_address,
27087 if it returns NULL, don't simplify.
27089 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27092 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27094 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27096 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27097 Bump the upper SIMDLEN limits, so that if the return type or
27098 characteristic type if the return type is void can be passed in
27099 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27102 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27105 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27106 Do not use "=" constraint on an input constraint.
27107 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27108 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27109 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27110 generates (neg (abs ...)) instead of (abs ...).
27112 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27114 PR rtl-optimization/70596
27115 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27116 just invalidate LRA data and reset them. Adjust dump wording.
27118 2016-04-12 Martin Liska <mliska@suse.cz>
27121 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27123 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27125 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27126 max_loop_iterations_int.
27127 (tree_unswitch_outer_loop): Likewise.
27128 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27129 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27131 2016-04-12 Tom de Vries <tom@codesourcery.com>
27133 PR tree-optimization/68756
27134 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27135 instead of new_name.
27137 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27139 PR tree-optimization/70602
27140 * tree-sra.c (generate_subtree_copies): Don't write anything into
27141 constant pool decls.
27143 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27144 regardless whether there are depend clauses or not.
27146 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27149 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27150 target attribute and pragma from changing the -mfloat128
27151 and -mfloat128-hardware options.
27153 * doc/extend.texi (Additional Floating Types): Document PowerPC
27154 __float128 restrictions.
27156 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27159 * config/aarch64/driver-aarch64.c
27160 (aarch64_get_extension_string_for_isa_flags): New.
27161 (arch_extension): Rename to...
27162 (aarch64_arch_extension): ...This.
27163 (ext_to_feat_string): Rename to...
27164 (aarch64_extensions): ...This.
27165 (aarch64_core_data): Keep track of architecture extension flags.
27166 (cpu_data): Rename to...
27167 (aarch64_cpu_data): ...This.
27168 (aarch64_arch_driver_info): Keep track of architecture extension
27170 (get_arch_name_from_id): Rename to...
27171 (get_arch_from_id): ...This, change return type.
27172 (host_detect_local_cpu): Update and reformat for renames, handle
27173 extensions through common infrastructure.
27175 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27178 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27179 track of a canonical flag name.
27180 (all_extensions): Likewise.
27181 (arch_to_arch_name): Also track extension flags enabled by the arch.
27182 (all_architectures): Likewise.
27183 (aarch64_parse_extension): Move to here.
27184 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27186 (aarch64_rewrite_selected_cpu): Update for above change.
27187 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27188 are handled, such that the single explicit value enabled by an
27189 extension is kept seperate from the implicit values it also enables.
27190 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27192 (aarch64_parse_extension): New.
27193 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27194 here to config/aarch64/aarch64-protos.h.
27195 (aarch64_parse_extension): Move from here to
27196 common/config/aarch64/aarch64-common.c.
27197 (aarch64_option_print): Update.
27198 (aarch64_declare_function_name): Likewise.
27199 (aarch64_start_file): Likewise.
27200 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27201 the canonical flag for extensions.
27202 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27205 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27207 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27210 2016-04-09 Tom de Vries <tom@codesourcery.com>
27212 PR tree-optimization/68953
27213 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27214 first to last subscript.
27216 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27218 PR tree-optimization/70586
27219 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27222 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27226 PR tree-optimization/70373
27227 PR middle-end/70533
27228 PR middle-end/70534
27229 PR middle-end/70535
27230 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27231 clauses for acc parallel reductions as necessary. Error on those
27233 * omp-low.c (scan_sharing_clauses): Don't install variables which
27234 are used in acc parallel reductions.
27235 (lower_rec_input_clauses): Remove dead code.
27236 (lower_oacc_reductions): Add support for reference reductions.
27237 (lower_reduction_clauses): Remove dead code.
27238 (lower_omp_target): Don't remap variables appearing in acc parallel
27240 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27242 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27244 PR middle-end/70593
27245 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27246 with multiple SSA_NAME defs, force the outputs other than first
27247 to be live before calling live_track_process_def on each output.
27249 PR rtl-optimization/70574
27250 * fwprop.c (forward_propagate_and_simplify): Don't add
27251 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27252 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27253 paradoxical subregs within *loc.
27255 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27257 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27258 -ftree-parallelize-loops={0,1}.
27259 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27260 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27261 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27262 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27263 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27265 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27268 * asan.c (instrument_derefs): If we get unknown location, extract it
27269 with EXPR_LOCATION.
27270 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27272 2016-04-08 Tom de Vries <tom@codesourcery.com>
27274 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27275 implicit firstprivate clause.
27277 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27280 * config/arm/thumb2.md (tst + branch-> lsls + branch
27281 peephole below *orsi_not_shiftsi_si): Require that condition
27282 register is dead after the peephole.
27283 (second peephole after the above): Likewise.
27285 2016-04-08 Alan Modra <amodra@gmail.com>
27288 * builtins.c (fold_builtin_classify): For IBM extended precision,
27289 look at just the high-order double to test for NaN.
27290 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27291 test just the high double for Inf but both doubles for subnormal
27294 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27296 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27297 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27298 node->simdclone->mask_mode != VOIDmode masks.
27299 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27300 earlier, use it instead of node->simdclone.
27301 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27302 Set clonei->mask_mode.
27304 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27307 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27308 Pass it through to cp_parser_already_scoped_statement.
27309 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27310 it through to cp_parser_statement.
27311 (cp_parser_statement): Pass IF_P through to
27312 cp_parser_iteration_statement.
27313 (cp_parser_pragma): Adjust call to
27314 cp_parser_iteration_statement.
27316 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27319 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27320 resolve a future -Wparentheses warning.
27321 * omp-low.c (scan_sharing_clauses): Likewise.
27322 * tree-parloops.c (eliminate_local_variables): Likewise.
27324 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27326 PR rtl-optimization/70398
27327 * lra-constraints.c (process_address_1): Check zero scale and code
27328 for reloading with zero scale.
27330 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27332 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27333 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27335 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27337 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27338 Add support for AVX512F clones, include them by default for
27339 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27340 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27343 PR middle-end/70550
27344 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27345 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27346 firstprivate clauses.
27347 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27348 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27349 (lower_omp_target): Set TREE_NO_WARNING for
27350 non-addressable possibly uninitialized vars which are copied into
27351 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27353 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27355 * config/pa/predicates.md (integer_store_memory_operand): Accept
27356 REG+D operands with a large offset when reload_in_progress is true.
27357 (floating_point_store_memory_operand): Likewise.
27359 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27362 * match.pd (nested int casts): Limit to GIMPLE.
27364 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27367 * ipa-devirt.c (maybe_record_node): Fix comment; use
27368 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27370 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27372 PR rtl-optimization/70542
27373 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27374 if there are any uses other than insn or debug insns.
27376 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27377 Jakub Jelinek <jakub@redhat.com>
27379 PR tree-optimization/70509
27380 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27381 Shift HOST_WIDE_INT_1U instead of 1.
27383 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27385 PR tree-optimization/70509
27386 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27387 of the vector base type for index.
27389 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27392 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27394 2016-04-05 Richard Biener <rguenther@suse.de>
27396 PR tree-optimization/70526
27397 * tree-sra.c (build_ref_for_offset): Use prev_base to
27398 extract the alias pointer type.
27400 2016-04-05 Richard Biener <rguenther@suse.de>
27402 * dse.c (struct store_info): Remove alias_set member.
27403 (struct read_info_type): Likewise.
27404 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27405 spill_deleted, clear_alias_set_lookup): Remove.
27406 (get_group_info): Remove dead base == NULL_RTX case.
27407 (dse_step0): Remove initialization of removed variables.
27408 (delete_dead_store_insn): Reomve alias set dumping.
27409 (free_read_records): Remove alias_set handling.
27410 (canon_address): Remove alias_set_out parameter.
27411 (record_store): Remove spill_alias_set, it's always zero.
27412 (check_mem_read_rtx): Likewise.
27413 (dse_step2): Rename from ...
27414 (dse_step2_nospill): ... this. Adjust.
27415 (scan_stores): Rename from ...
27416 (scan_stores_nospill): ... this.
27417 (scan_reads): Rename from ...
27418 (scan_reads_nospill): ... this.
27419 (scan_stores_spill, scan_reads_spill): Remove.
27420 (dse_step3_scan): Remove for_spills argument which is always false.
27421 (dse_step3): Likewise.
27422 (dse_step5): Rename from ...
27423 (dse_step5_nospill): ... this. Remove alias_set handling.
27424 (rest_of_handle_dse): Adjust.
27426 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27429 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27430 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27431 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27432 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27434 2016-04-05 Richard Biener <rguenther@suse.de>
27436 PR middle-end/70499
27437 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27438 non-register type temporaries into SSA.
27440 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27443 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27444 calls when sanitizing.
27445 (possible_polymorphic_call_target_p): Fix formatting.
27447 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27448 Jakub Jelinek <jakub@redhat.com>
27450 PR middle-end/70457
27451 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27452 to ensure a call statement is compatible with a built-in's
27454 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27457 2016-04-04 Richard Biener <rguenther@suse.de>
27459 PR rtl-optimization/70484
27460 * rtl.h (canon_output_dependence): Declare.
27461 * alias.c (canon_output_dependence): New function.
27462 * dse.c (record_store): Use canon_output_dependence rather
27463 than canon_true_dependence.
27465 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27468 * cgraph.h (symtab_node::copy_visibility_from): New function.
27469 * symtab.c (symtab_node::copy_visibility_from): New function.
27470 * ipa-visibility.c (optimize_weakref): New function.
27471 (function_and_variable_visibility): Use it.
27473 2016-04-04 Martin Liska <mliska@suse.cz>
27476 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27477 value that is really in range handled by SBR instruction.
27478 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27479 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27480 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27482 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27486 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27487 set, but not for SP_REG operands.
27489 2016-04-02 Martin Sebor <msebor@redhat.com>
27492 * fold-const.c (maybe_nonzero_address): New function.
27493 (fold_comparison): Call it. Fold equality and relational
27494 expressions involving null pointers.
27495 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27497 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27499 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27500 the "Y" constraint (scalar FP 0.0 immediate).
27502 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27503 Add the "const_double" to the list of operand constraints.
27505 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27507 PR rtl-optimization/70467
27508 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27509 If low word of the last operand is 0, just emit addition/subtraction
27512 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27515 * config/s390/s390.c (s390_expand_insv): Check for everything
27516 constant instead of just VOIDmode stuff.
27518 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27521 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27523 2016-04-01 Nathan Sidwell <nathan@acm.org>
27525 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27527 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27529 PR rtl-optimization/70461
27530 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27533 2016-03-31 Martin Liska <mliska@suse.cz>
27536 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27537 a tree value or an immediate integer value to a buffer
27538 that is eventually copied to a BRIG section.
27539 (emit_immediate_operand): Call the function here.
27540 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27541 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27542 of class' fields that are removed.
27543 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27544 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27545 m_brig_repr_size fields.
27547 2016-03-31 Martin Liska <mliska@suse.cz>
27550 * hsa-gen.c (hsa_function_representation::update_dominance): New
27552 (convert_addr_to_flat_segment): Likewise.
27553 (gen_hsa_memory_set): New alignment argument.
27554 (gen_hsa_ctor_assignment): Likewise.
27555 (gen_hsa_insns_for_single_assignment): Provide alignment
27556 to gen_hsa_ctor_assignment.
27557 (gen_hsa_insns_for_direct_call): Add new argument.
27558 (expand_lhs_of_string_op): New function.
27559 (expand_string_operation_builtin): Likewise.
27560 (expand_memory_copy): New function.
27561 (expand_memory_set): New function.
27562 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27563 (convert_switch_statements): Change signature.
27564 (generate_hsa): Use a return value of the function.
27565 (pass_gen_hsail::execute): Do not call
27566 convert_switch_statements here.
27567 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27568 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27569 (hsa_function_representation::update_dominance): New function.
27571 2016-03-31 Martin Liska <mliska@suse.cz>
27574 * hsa-brig.c (emit_directive_variable): Emit alignment
27575 according to hsa_symbol::m_align.
27576 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27577 (dump_hsa_symbol): Dump alignment of HSA symbols.
27578 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27579 (gen_hsa_addr_with_align): New function.
27580 (hsa_bitmemref_alignment): Use newly added function.
27581 (gen_hsa_insns_for_load): Likewise.
27582 (gen_hsa_insns_for_store): Likewise.
27583 (gen_hsa_memory_copy): New argument added.
27584 (gen_hsa_insns_for_single_assignment): Respect
27585 alignment for assignments processed via gen_hsa_memory_copy.
27586 (gen_hsa_insns_for_direct_call): Likewise.
27587 (gen_hsa_insns_for_return): Likewise.
27588 (gen_function_def_parameters): Set default alignment.
27589 * hsa.c (hsa_object_alignment): New function.
27590 (hsa_byte_alignment): Pasted function.
27591 * hsa.h (hsa_symbol::m_align): New field.
27593 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27595 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27596 scratch field for goto case.
27598 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27600 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27602 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27605 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27606 (scalar_chain::convert_insn): Call convert_op for reg
27607 moves to handle undefined registers.
27609 2016-03-31 Nathan Sidwell <nathan@acm.org>
27612 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27613 Assert we don't want to move backwards.
27615 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27618 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27620 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27622 PR rtl-optimization/70460
27623 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27624 with operand from REG_LABEL_OPERAND, instead substitute
27625 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27626 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27628 2016-03-31 Martin Liska <mliska@suse.cz>
27630 * passes.c (execute_one_pass): Do not call
27631 todo_after for a discarded function.
27633 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27635 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27636 (no_cost, infinite_cost): Initialize the new field.
27637 (get_computation_cost_at): Record setup cost.
27638 (determine_use_iv_cost_address): Skip cost computation for sub
27639 uses if we can estimate it without losing accuracy.
27641 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27643 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27645 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27646 max_loop_iterations_int.
27647 (tree_unswitch_outer_loop): Likewise.
27648 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27649 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27651 2016-03-30 Richard Biener <rguenther@suse.de>
27653 PR middle-end/70450
27654 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27656 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27659 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27660 in gen_blendm expander.
27662 2016-03-30 Nick Clifton <nickc@redhat.com>
27665 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27666 case where we are already provided with an SImode SUBREG.
27668 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27671 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27672 conflict between DRAP register and __builtin_eh_return.
27674 2016-03-30 Michael Matz <matz@suse.de>
27675 Richard Biener <rguenther@suse.de>
27678 * ipa-polymorphic-call.c (struct type_change_info): Change
27679 speculative to an unsigned allowing to limit the work we do.
27680 (csftc_abort_walking_p): New inline function..
27681 (check_stmt_for_type_change): Limit the number of may-defs
27682 skipped for speculative devirtualization to
27683 max-speculative-devirt-maydefs.
27684 * params.def (max-speculative-devirt-maydefs): New param.
27685 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27687 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27690 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27693 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27695 PR tree-optimization/59124
27696 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27697 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27699 2016-03-29 Jeff Law <law@redhat.com>
27701 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27703 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27705 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27708 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27710 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27711 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27712 gcrt0.o if linking dynamically.
27714 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27717 * ipa-devirt.c (methods_equal_p): New function.
27718 (compare_virtual_tables): Use it.
27719 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
27720 * cgraphclones.c (clone_function_name_1): Use
27721 symbol_table::symbol_suffix_separator.
27722 * coverage.c (build_var): Likewise.
27723 * symtab.c (symbol_table::symbol_suffix_separator): New.
27725 2016-03-29 Jakub Jelinek <jakub@redhat.com>
27727 PR rtl-optimization/70429
27728 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
27729 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
27730 mode != result_mode.
27733 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
27735 PR tree-optimization/70405
27736 * ssa-iterators.h (num_imm_uses): Add missing braces.
27738 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
27740 PR rtl-optimization/68695
27741 * ira-color.c (allocno_copy_cost_saving): New.
27742 (improve_allocation): Use it.
27744 2016-03-29 Richard Henderson <rth@redhat.com>
27746 PR middle-end/70355
27747 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
27749 2016-03-29 Richard Biener <rguenther@suse.de>
27751 PR middle-end/70424
27752 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
27753 use alignment returned by get_pointer_alignment_1 if it is
27754 bigger than BITS_PER_UNIT.
27755 * builtins.c (get_pointer_alignment_1): Do not return true
27756 for alignment extracted from SSA info.
27758 2016-03-28 James Bowman <james.bowman@ftdichip.com>
27760 * config/ft32/ft32.opt (mnodiv): New.
27761 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
27762 * doc/invoke.texi (FT32 Options -mnodiv): New.
27764 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
27767 * config/i386/i386.md (define_split, andn): Fix modes.
27769 2016-03-26 Richard Biener <rguenther@suse.de>
27770 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27773 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
27775 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
27776 as 2nd argument to cl_optimization_restore().
27778 2016-03-25 Richard Henderson <rth@redhat.com>
27781 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
27782 * config/aarch64/aarch64-protos.h: Declare it.
27783 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
27785 2016-03-25 Alan Modra <amodra@gmail.com>
27788 * config/rs6000/constraints.md (j): Simplify.
27789 * config/rs6000/predicates.md (easy_fp_constant): Exclude
27791 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
27792 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
27793 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
27794 in all constraint alternatives.
27795 (movtd_64bit_nodm): Delete "j" constraint alternative.
27797 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27799 * tree-ssa-propagate.c: Enhance docs for
27800 SSA_PROP_NOT_INTERESTING.
27802 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
27804 * doc/extend.texi: Fix typo in documentation to pure attribute.
27806 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
27809 * config/pa/pa.md (bswapdi2): Use a scratch register.
27811 2016-03-24 Richard Henderson <rth@redhat.com>
27813 PR middle-end/69845
27814 * fold-const.c (extract_muldiv_1): Correct test for multiplication
27817 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
27819 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
27820 using ix86_expand_binary_operator instead of gen_andsi3.
27822 2016-03-24 Richard Biener <rguenther@suse.de>
27824 PR tree-optimization/70396
27825 * tree-vect-stmts.c (vectorizable_comparison): Use
27826 get_vectype_for_scalar_type.
27828 2016-03-24 Richard Biener <rguenther@suse.de>
27830 PR middle-end/70370
27831 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
27832 with register bases.
27834 2016-03-24 Richard Biener <rguenther@suse.de>
27836 PR tree-optimization/70372
27837 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
27838 build_all_ones_cst to also handle vector types correctly.
27840 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
27843 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
27846 2016-03-23 Marek Polacek <polacek@redhat.com>
27849 * doc/invoke.texi: Document -Wignored-attributes.
27851 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27853 PR tree-optimization/69042
27854 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
27855 parameter from 30 to 40.
27857 2016-03-23 Bin Cheng <bin.cheng@arm.com>
27859 PR tree-optimization/69042
27860 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
27861 for use with constant offset stripped in base.
27863 2016-03-23 Richard Biener <rguenther@suse.de>
27865 PR middle-end/70251
27866 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
27867 mode compatibility check.
27868 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27870 2016-03-23 Jeff Law <law@redhat.com>
27872 PR tree-optimization/64058
27873 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
27875 (struct ssa_conflicts): Move up earlier in the file.
27876 (conflicts_, var_map_): New static variables.
27877 (initialize_conflict_count): New function to initialize the
27878 CONFLICT_COUNT field for each conflict pair.
27879 (compare_pairs): Lazily initialize the conflict count and use it
27880 as the first tie-breaker.
27881 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
27882 and wipe conflicts_ and map_ around the call to qsort. Remove
27883 special case for 2 coalesce pairs.
27884 * bitmap.c (bitmap_count_unique_bits): New function.
27885 (bitmap_count_bits_in_word): New function, extracted from
27887 (bitmap_count_bits): Use bitmap_count_bits_in_word.
27888 * bitmap.h (bitmap_count_unique_bits): Declare it.
27890 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
27893 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
27894 transparent alias chain for decl assembler name.
27895 * config/sol2.c (solaris_assemble_visibility): Likewise.
27897 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27899 * config/arm/arm1020e.md (1020call_op): Reduce reservation
27901 (v10_fdivs): Likewise.
27902 (v10_fdivd): Likewise.
27904 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27907 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
27908 to not call fclose twice on file.
27910 2016-03-23 Jakub Jelinek <jakub@redhat.com>
27912 PR tree-optimization/70354
27913 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
27914 oprnd0 is wider than oprnd1 and there is a cast from the wider
27915 type to oprnd1, mask it with the mask of the narrower type.
27918 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
27919 Optimize TARGET_STV splitters, if high or low word of last argument
27922 2016-03-22 Jeff Law <law@redhat.com>
27925 tree-ssa-threadbackward.c
27926 (fsm_find_control_statement_thread_paths): Correctly distinguish
27927 between old style jump threads vs FSM jump threads.
27929 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
27932 * config/i386/i386.c (scalar_chain::convert_op): Support
27933 uninitialized register usage case.
27935 2016-03-22 Richard Biener <rguenther@suse.de>
27937 PR middle-end/70251
27938 * genmatch.c (gen_transform): Adjust last parameter to a three-state
27940 (capture::gen_transform): ... to change behavior when substituting
27941 a condition into cond or not-cond expr context.
27942 (dt_simplify::gen_1): Adjust.
27943 * gimple-match-head.c: Include gimplify.h for unshare_expr.
27944 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
27945 last change and instead change to
27946 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
27947 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
27949 2016-03-22 Anthony Green <green@moxielogic.com>
27951 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
27952 issue for moxiebox targets.
27953 (CC1PLUS_SPEC): Ditto.
27955 2016-03-22 Richard Biener <rguenther@suse.de>
27957 PR middle-end/70333
27958 * fold-const.c (extract_muldiv_1): Properly perform multiplication
27961 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27963 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
27965 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
27968 * config/i386/i386.c (def_builtin): Handle
27969 OPTION_MASK_ISA_AVX512VL to be and-ed with other
27971 (const struct builtin_description bdesc_special_args[]):
27972 Remove duplicate ISA bits.
27974 2016-03-22 Jakub Jelinek <jakub@redhat.com>
27977 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
27978 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
27979 in a way that works also for AVX512BW.
27982 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
27983 instead of source if operands[1] is xmm16 and above and
27984 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
27985 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
27988 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
27989 on assign if (*from_p) is a comparison, set it to
27990 TREE_NO_WARNING (*from_p).
27992 2016-03-21 Jakub Jelinek <jakub@redhat.com>
27994 PR middle-end/70326
27995 * lra.c (restore_scratches): Ignore deleted insns.
27997 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
27998 Jakub Jelinek <jakub@redhat.com>
28000 PR tree-optimization/70317
28001 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28004 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28007 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28008 of ix86_expand_move.
28010 (movti): Use general_operand for operand 1 predicate.
28012 2016-03-21 Martin Liska <mliska@suse.cz>
28014 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28016 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28018 2016-03-21 Martin Liska <mliska@suse.cz>
28021 * ipa-icf.c (sem_function::parse): Skip static
28022 constructors and destructors.
28024 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28027 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28028 function-like macro, peek following token(s) if it is followed
28029 by CPP_OPEN_PAREN token with optional padding in between, and
28030 if not, don't treat it like a macro.
28032 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28033 Alexander Monakov <amonakov@ispras.ru>
28035 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28036 for the stabs debug format.
28038 2016-03-21 Richard Biener <rguenther@suse.de>
28040 PR tree-optimization/70310
28041 * tree-vect-generic.c (expand_vector_condition): Fold the built
28044 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28047 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28048 Block third alternative for AVX-512VL target,
28050 2016-03-21 Martin Liska <mliska@suse.cz>
28053 * hsa-brig.c (emit_function_directives): Mark unemitted
28054 global variables for emission.
28055 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28056 (get_symbol_for_decl): Likewise.
28057 * hsa.h (struct hsa_symbol): New flag.
28059 2016-03-21 Richard Biener <rguenther@suse.de>
28061 PR tree-optimization/70288
28062 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28063 we do not estimate unsimplified all-constant conditionals or
28064 switches as optimized away.
28066 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28068 PR rtl-optimization/69102
28069 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28070 when we have a readonly dependency context.
28072 2016-03-18 Jeff Law <law@redhat.com>
28074 PR rtl-optimization/70263
28075 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28076 (update_equiv_regs): When trying to move a store to after the insn
28077 that sets the source of the store, make sure the store occurs after
28078 the insn that sets the source of the store. When successful note
28079 the REG_EQUIV note created in the dump file.
28081 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28082 Bernd Schmidt <bschmidt@redhat.com>
28084 * doc/extend.texi: Document more potential problems with basic asms.
28086 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28088 PR rtl-optimization/70278
28089 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28092 2016-03-18 Jason Merrill <jason@redhat.com>
28094 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28096 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28098 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28099 values to 128b regs.
28101 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28103 PR tree-optimization/70252
28104 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28105 boolean vector has a proper number of elements.
28106 (supportable_narrowing_operation): Likewise.
28108 2016-03-18 Tom de Vries <tom@codesourcery.com>
28111 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28113 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28115 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28116 instead of replace_rtx for DEBUG_INSNs.
28118 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28120 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28121 load type reservations.
28123 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28126 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28127 define_constraint for "Q" and "T" constraints.
28129 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28131 Tweak the pipeline model for Exynos M1
28133 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28136 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28139 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28140 where one or both locations aren't within a line_map.
28142 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28145 * opts.c (finish_options): Don't set flag_pie to the default if
28146 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28149 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28151 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28152 true as ALL_REGS argument to replace_rtx.
28154 2016-03-17 Richard Biener <rguenther@suse.de>
28157 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28160 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28163 * rtl.h (replace_rtx): Add ALL_REGS argument.
28164 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28165 equality and assert mode is the same, instead of just rtx pointer
28167 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28168 true as ALL_REGS argument to replace_rtx.
28170 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28172 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28173 for boolean vector with vector mode only.
28174 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28176 2016-03-17 Nick Clifton <nickc@redhat.com>
28179 * config/rx/rx.c (rx_print_integer): Print negative constants in
28182 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28185 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28187 2016-03-16 Richard Henderson <rth@redhat.com>
28188 Richard Biener <rguenth@suse.de>
28190 PR middle-end/70240
28191 PR middle-end/68215
28193 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28194 first operand as is_gimple_condexpr.
28196 PR middle-end/70240
28197 PR middle-end/68215
28199 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28200 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28201 Do not gimplify the result.
28202 (do_unop): Adjust call to tree_vec_extract.
28203 (do_binop): Likewise.
28204 (do_compare): Likewise.
28205 (do_plus_minus): Likewise.
28206 (do_negate): Likewise.
28207 (expand_vector_condition): Likewise.
28208 (do_cond): Likewise.
28210 2016-03-16 Richard Henderson <rth@redhat.com>
28213 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28214 (aarch64_classify_address): Use it.
28215 (aarch64_legitimize_address): Force all subexpressions of PLUS
28216 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28218 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28219 Richard Biener <rguenth@suse.de>
28222 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28223 return to even if only REGNO is equal, and assert
28226 2016-03-11 Jeff Law <law@redhat.com>
28228 PR rtl-optimization/70224
28229 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28231 2016-03-16 Richard Henderson <rth@redhat.com>
28233 PR middle-end/70199
28234 * function.h (struct function): Add has_forced_label_in_static.
28235 * gimplify.c (force_labels_r): Set it.
28236 * lto-streamer-in.c (input_struct_function_base): Read it.
28237 * lto-streamer-out.c (output_struct_function_base): Write it.
28238 * tree-inline.c (has_label_address_in_static_1): Remove.
28239 (copy_forbidden): Remove fndecl parameter; test
28240 has_forced_label_in_static.
28241 (inline_forbidden_p): Update call to copy_forbidden.
28242 (tree_versionable_function_p): Likewise.
28243 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28244 (chkp_versioning): Likewise.
28245 * tree-inline.h (copy_forbidden): Update decl.
28247 2016-03-16 Marek Polacek <polacek@redhat.com>
28250 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28251 function being thunked if the result type doesn't have fixed size.
28252 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28253 doesn't have fixed size.
28255 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28257 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28258 reporting malformed loop nest.
28260 2016-03-16 Tom de Vries <tom@codesourcery.com>
28263 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28264 nodes.length () == 1 test to before first nodes[0] access.
28266 2016-03-16 Tom de Vries <tom@codesourcery.com>
28268 PR tree-optimization/68715
28269 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28270 single_pred_p test.
28272 2016-03-16 Tom de Vries <tom@codesourcery.com>
28274 PR tree-optimization/68809
28275 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28278 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28279 Sandra Loosemore <sandra@codesourcery.com>
28281 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28282 on leaf attribute. Mention ELF interposition problems.
28284 2016-03-16 Alan Modra <amodra@gmail.com>
28286 PR rtl-optimization/69195
28287 PR rtl-optimization/47992
28288 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28291 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28294 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28296 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28298 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28300 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28302 PR rtl-optimization/70222
28303 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28304 optimization if mode is different from result_mode, queue up masking
28305 of the result in outer_op. Formatting fix.
28307 PR middle-end/70239
28308 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28311 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28313 PR rtl-optimization/69032
28314 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28315 looping backwards over basic block insns.
28317 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28320 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28321 to non-speculative when propagating trap bits.
28323 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28325 PR rtl-optimization/63384
28326 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28327 DEBUG_INSN_P insns.
28329 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28332 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28333 factored out from ...
28334 (sched_analyze_insn): ... here.
28335 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28336 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28337 get_implicit_reg_pending_clobbers in it.
28338 (setup_id_reg_sets): Use setup_id_implicit_regs.
28339 (deps_init_id): Ditto.
28341 2016-03-15 Tom de Vries <tom@codesourcery.com>
28344 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28346 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28347 execute_function_dump.
28348 (execute_one_pass): Don't dump function if it will be dumped after ipa
28351 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28353 * genrecog.c (match_pattern_2): If pred is NULL don't call
28354 safe_predicate_mode on it.
28356 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28358 PR middle-end/70219
28359 * lra-constraints.c (delete_move_and_clobber): Change assertion
28360 to also allow dregno == 0.
28362 2016-03-14 Richard Henderson <rth@redhat.com>
28365 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28366 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28367 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28368 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28371 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28374 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28376 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28378 * lra-constraints.c (split_reg): For hard regs, try to find the
28379 biggest single-register mode used in the function.
28381 2016-03-14 Richard Biener <rguenther@suse.de>
28383 PR tree-optimization/56365
28384 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28385 constants to compare against.
28387 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28390 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28391 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28392 (define_split for the GPR case): Use int_reg_operand instead of
28393 gpc_reg_operand for the output.
28395 2016-03-14 Tom de Vries <tom@codesourcery.com>
28397 PR tree-optimization/70045
28398 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28399 create_empty_if_region_on_edge argument.
28401 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28403 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28404 (STACK_CHECK_PROTECT): Likewise.
28405 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28406 (STACK_CHECK_PROTECT): Likewise.
28407 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28408 (STACK_CHECK_PROTECT): Likewise.
28409 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28410 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28411 (STACK_CHECK_PROTECT): Likewise.
28413 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28415 PR rtl-optimization/69307
28416 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28417 registers in modes that span more than one register.
28419 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28422 * lra-constraints.c (delete_move_and_clobber): New.
28423 (remove_inheritance_pseudos): Use it.
28425 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28428 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28429 the libcall is LCT_THROW.
28430 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28431 for the checking routine.
28433 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28436 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28437 optimization if we have direct move.
28438 (roundu32<mode>2_fprs): Likewise.
28440 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28443 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28445 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28446 Arguments swapped. All callers changed. Take reg_renumber into
28447 account, and Calculate and compare register ranges for hard regs.
28449 2016-03-11 Jeff Law <law@redhat.com>
28451 PR tree-optimization/70190
28452 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28453 Handle cases where we can not extract the taken edge, even though we
28454 found a constant value.
28456 PR tree-optimization/64058
28457 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28458 (num_coalesce_pairs): Move up earlier in file.
28459 (find_coalesce_pair): Initialize the INDEX field for each pair
28461 (compare_pairs): No longer sort on the elements in each pair.
28462 Instead break ties with the index of the coalesce pair.
28464 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28467 * config/aarch64/aarch64-protos.h
28468 (aarch64_save_restore_target_globals): New prototype.
28469 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28470 Call the above when popping pragma.
28471 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28473 (aarch64_set_current_function): Rewrite using the above.
28475 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28477 PR tree-optimization/70177
28478 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28479 (extract_ops_from_tree): ... this. In the 2 argument
28480 overload remove _1 suffix.
28481 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28482 (extract_ops_from_tree): ... this.
28483 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28485 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28486 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28487 extract_ops_from_tree instead of 2 operand one.
28489 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28491 PR tree-optimization/70013
28492 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28493 for constant-pool entries.
28495 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28497 PR rtl-optimization/70174
28498 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28499 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28501 PR tree-optimization/70169
28502 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28503 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28506 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28507 Jakub Jelinek <jakub@redhat.com>
28510 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28511 of uninitialized values.
28513 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28515 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28517 ("*trunctddd2"): New pattern definition.
28518 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28521 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28523 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28524 definitions for BFP and DFP rounding modes.
28525 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28526 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28527 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28528 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28531 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28533 * config/s390/constraints.md: Adjust comment.
28534 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28535 s390_decompose_addrstyle_without_index.
28536 * config/s390/predicates.md (shift_count_or_setmem_operand):
28537 Rename to setmem_operand.
28538 * config/s390/s390-protos.h
28539 (s390_decompose_shift_count): Rename to
28540 s390_decompose_addrstyle_without_index.
28541 * config/s390/s390.c (s390_decompose_shift_count)
28542 (s390_mem_constraint, print_shift_count_operand)
28543 (print_operand_address, print_operand): Rename
28544 s390_decompose_shift_count to
28545 s390_decompose_addrstyle_without_index and rename
28546 print_shift_count_operand to print_addrstyle_operand troughout the
28548 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28549 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28550 Rename shift_count_or_setmem_operand to setmem_operand.
28551 * config/s390/vx-builtins.md ("vec_insert<mode>")
28552 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28555 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28558 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28559 Handle overlapping retval and newval.
28561 2016-03-10 Nick Clifton <nickc@redhat.com>
28564 * config/aarch64/aarch64.c
28565 (aarch64_override_options_after_change_1): When forcing
28566 flag_omit_frame_pointer to be true, use a special value that can
28567 be detected if this function is called again, thus preventing
28568 flag_omit_leaf_frame_pointer from being forced to be false.
28570 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28572 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28573 Set x_flag_omit_leaf_frame_pointer when handling
28574 -momit-leaf-frame-pointer.
28576 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28579 * cgraph.c (cgraph_node::dump): Dump split_part and
28580 indirect_call_target.
28581 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28582 * ipa.c (has_addr_references_p): Cleanup.
28583 (is_indirect_call_target_p): New.
28584 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28585 called indirectly as local.
28586 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28588 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28591 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28592 on cxa_pure_virtual.
28594 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28597 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28599 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28602 * tree.c (need_assembler_name_p): Only record main variant type names.
28604 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28607 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28608 Always define to 0 or 1.
28609 (TARGET_FIX_ERR_A53_843419): New macro.
28610 * config/aarch64/aarch64-elf-raw.h
28611 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28612 * config/aarch64/aarch64-linux.h: Likewise.
28613 * config/aarch64/aarch64.c
28614 (aarch64_override_options_after_change_1): Do not default
28615 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28617 (aarch64_attributes): Handle fix-cortex-a53-843419.
28618 (aarch64_can_inline_p): Likewise.
28619 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28621 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28622 Jakub Jelinek <jakub@redhat.com>
28624 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28625 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28626 DECL_COMMONS if flag_unconstrained_commons is set.
28627 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28628 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28629 (funconstrained-commons): Document.
28631 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28633 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28634 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28636 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28638 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28639 has a proper number of elements.
28641 2016-03-10 Alan Modra <amodra@gmail.com>
28643 PR rtl-optimization/69195
28644 PR rtl-optimization/47992
28645 * ira.c (recorded_label_ref): Delete.
28646 (update_equiv_regs): Return void.
28647 (indirect_jump_optimize): New function.
28648 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28649 before regstat_compute_ri. Don't rebuild_jump_labels here.
28650 Delete update_regstat.
28652 2016-03-10 Richard Biener <rguenther@suse.de>
28654 PR tree-optimization/70128
28655 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28656 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28658 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28660 PR tree-optimization/70152
28661 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28662 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28665 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28666 instead of gen_sse2_loadlpd.
28667 * config/i386/sse.md (*vec_concatv2df): Rename to...
28668 (vec_concatv2df): ... this.
28670 PR tree-optimization/70127
28671 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28673 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28677 * diagnostic-show-locus.c (compatible_locations_p): New function.
28678 (layout::layout): Sanitize ranges using compatible_locations_p.
28680 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28684 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28685 location_range param with three const expanded_locations * and a
28687 (layout::layout): Replace call to
28688 rich_location::lazily_expand_location with get_expanded_location.
28689 Extract the range and perform location expansion here, passing
28690 the results to the layout_range ctor.
28691 * diagnostic.c (source_range::debug): Delete.
28692 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28693 of rich_location::get_expanded_location.
28694 * gcc-rich-location.c (get_range_for_expr): Delete.
28695 (gcc_rich_location::add_expr): Reimplement to avoid the
28696 rich_location::add_range overload that took a location_range,
28697 passing a location_t instead.
28699 2016-03-09 Richard Biener <rguenther@suse.de>
28700 Jakub Jelinek <jakub@redhat.com>
28702 PR tree-optimization/70138
28703 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28704 Also skip vect_double_reduction_def.
28706 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28709 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28710 if the operand is "m".
28712 2016-03-09 Nathan Sidwell <nathan@acm.org>
28714 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
28716 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28718 * config/i386/i386.c (processor_target_table): Fix cost table
28719 intialization order for znver1.
28721 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28723 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
28724 - becuase -> because.
28725 * ipa-reference.c (ignore_module_statics): Likewise.
28726 * cgraph.c (cgraph_node::get_body): Likewise.
28727 * ipa-inline.c (early_inliner): Likewise.
28728 * ipa-devirt.c (types_same_for_odr): Likewise.
28729 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
28730 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
28732 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28734 * tree-ssa-math-opts.c: Fix typo in comment.
28736 2016-03-08 Jakub Jelinek <jakub@redhat.com>
28739 * config/i386/i386.c (scalar_chain::make_vector_copies,
28740 scalar_chain::convert_reg): Call end_sequence in between
28741 get_insns and emit_conversion_insns rather than after both
28744 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
28747 * config/i386/i386.h (machine_function): Add
28748 pc_thunk_call_expanded flag.
28749 (ix86_pc_thunk_call_expanded): New define.
28750 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
28751 (*set_got): Rename insn pattern from set_got.
28752 (*set_got_labelled): Rename inst pattern from set_got_labelled.
28753 * config/i386/i386.c (ix86_compute_frame_layout): Use
28754 ix86_pc_thunk_call_expanded to prevent red-zone.
28756 2016-03-07 Martin Jambor <mjambor@suse.cz>
28758 * hsa.h (hsa_get_ctor_statements): Declare.
28759 (hsa_get_dtor_statements): Likewise.
28760 (hsa_get_kernel_dispatch_type): Likewise.
28761 * hsa.c (hsa_get_ctor_statements): New function.
28762 (hsa_get_dtor_statements): Likewise.
28763 (hsa_get_kernel_dispatch_type): Likewise.
28764 * hsa-brig.c (hsa_cdtor_statements): Removed.
28765 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
28766 hsa_get_dtor_statements.
28767 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
28768 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
28770 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
28772 * config/arm/arm-cores.def (cortex-r8): New.
28773 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
28774 * config/arm/arm-tune.md: Likewise.
28775 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
28777 2016-03-07 Martin Sebor <msebor@redhat.com>
28779 PR rtl-optimization/19705
28780 * doc/invoke.texi (Options That Control Optimization): Clarify
28781 -fno-branch-count-reg.
28783 2016-02-26 Richard Biener <rguenther@suse.de>
28784 Jeff Law <law@redhat.com>
28786 PR tree-optimization/69740
28787 * cfghooks.c (remove_edge): Request loop fixups if we delete
28788 an edge that might turn an irreducible loop into a natural
28790 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
28791 Move after definition of loops_state_clear.
28793 2016-03-07 Bin Cheng <bin.cheng@arm.com>
28795 PR rtl-optimization/69052
28796 * rtlanal.c (commutative_operand_precedence): Set higher precedence
28799 2016-03-07 Tom de Vries <tom@codesourcery.com>
28801 PR tree-optimization/70116
28802 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
28803 is_tm_ending stmts and ubsan/asan internal functions.
28804 (find_duplicate): Use it. Don't test is_tm_ending here.
28806 2016-03-07 Richard Biener <rguenther@suse.de>
28808 PR tree-optimization/70115
28809 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
28810 (propagate_constants_for_unrolling): Use replace_uses_by.
28812 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
28814 PR middle-end/69916
28815 * omp-low.c (struct oacc_loop): Add ifns.
28816 (new_oacc_loop_raw): Initialize it.
28817 (finish_oacc_loop): Clear mask & flags if no ifns.
28818 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
28819 (oacc_loop_xform_loop): Add ifns arg & adjust.
28820 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
28822 2016-03-07 Richard Henderson <rth@redhat.com>
28825 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
28826 (insert_value_copy_on_edge): Likewise.
28828 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28830 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
28832 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28835 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
28837 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28839 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
28841 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
28843 Fix sseimul type attribute.
28844 * config/i386/znver1.md
28845 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
28846 znver1_sseimul_avx256_load) : Fix the type attribute.
28847 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
28848 pipe usage and latency.
28850 2016-03-05 Jakub Jelinek <jakub@redhat.com>
28853 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
28854 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
28857 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28860 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
28862 PR rtl-optimization/69941
28863 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
28864 the reg share its mode.
28866 2016-03-04 Jeff Law <law@redhat.com>
28868 PR tree-optimization/69196
28869 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28870 If the both SSA_NAMEs are anonymous, then consider them unassociated
28871 and include the PHI in the statement count.
28873 2016-03-05 Tom de Vries <tom@codesourcery.com>
28875 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
28876 construct in oacc routine. Check for oacc region in oacc routine.
28878 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28881 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
28882 2016-02-22 changes, instead don't recurse if RECUR is already true.
28883 Don't change *dynamic_check if RECUR. Adjust recursive caller
28884 to pass true to the new argument.
28885 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
28888 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
28889 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
28891 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
28893 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
28895 PR rtl-optimization/57676
28896 * lra-assigns.c (lra_assign): Guard test for maximum iterations
28897 with flag_checking.
28899 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
28901 * tree-vect-patterns.c (search_type_for_mask): Handle
28902 comparison of booleans.
28904 2016-03-04 Jakub Jelinek <jakub@redhat.com>
28906 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
28910 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
28911 all other ops that have dw_val_class_die_ref operands,
28912 and DW_OP_GNU_entry_value.
28914 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28916 PR rtl-optimization/69904
28917 * config/arm/arm.c (arm_cannot_copy_insn_p):
28918 Return true for load-exclusive instructions.
28920 2016-03-03 Jakub Jelinek <jakub@redhat.com>
28923 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
28924 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
28925 the pattern no matter if it is used just by non-pattern, pattern
28927 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
28928 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28929 oprnd1 def_stmt is in pattern, don't look through it.
28931 2016-03-03 Marek Polacek <polacek@redhat.com>
28933 PR middle-end/70050
28934 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
28936 2016-03-03 Martin Liska <mliska@suse.cz>
28938 PR tree-optimization/70043
28939 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
28940 previous statement if we see a debug statement.
28942 2016-03-03 Richard Biener <rguenther@suse.de>
28944 PR tree-optimization/55936
28945 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
28946 parameter and guard unsafe equivalence use.
28947 (vrp_evaluate_conditional_warnv_with_ops): Always use
28948 safe equivalences but not via the quadratic compare_names
28951 2016-03-03 Michael Collison <michael.collison@linaro.org>
28954 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
28955 for operand 1 to s_register_operand. Change predicate for operand
28956 2 to arm_not_immediate_operand.
28958 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
28960 * doc/tm.texi: Regenerated.
28962 2016-03-02 Richard Henderson <rth@redhat.com>
28965 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
28966 simplification when all args are positive non-fixed registers.
28968 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28970 * target.def (lra_p): Specify that new ports should use LRA.
28972 2016-03-02 Jakub Jelinek <jakub@redhat.com>
28975 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
28976 gimplify_type_sizes the type they refer to.
28977 (omp_notice_variable): Handle reference vars to VLAs.
28978 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
28979 reference to VLA decls in the second pass instead of first pass.
28981 2016-03-02 Tom de Vries <tom@codesourcery.com>
28983 PR tree-optimization/68659
28984 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
28985 new_expr == NULL_TREE.
28986 (get_new_name): Handle ADDR_EXPR.
28988 2016-03-02 Bin Cheng <bin.cheng@arm.com>
28990 PR rtl-optimization/69052
28991 * loop-invariant.c (canonicalize_address): New function.
28992 (inv_can_prop_to_addr_use): Check validity of address expression
28993 which is canonicalized by above function.
28995 2016-03-02 Alan Modra <amodra@gmail.com>
28998 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29001 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29004 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29005 (*movhi_internal): Put mask moves from and to memory separately
29006 from moves from/to GPRs.
29008 2016-03-02 Richard Biener <rguenther@suse.de>
29010 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29011 GENERIC expressions in GIMPLE.
29013 2016-03-02 Richard Biener <rguenther@suse.de>
29015 * config/i386/i386.c (type_natural_mode): Fix typo.
29017 2016-03-02 Nick Clifton <nickc@redhat.com>
29019 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29021 2016-03-02 Richard Biener <rguenther@suse.de>
29022 Uros Bizjak <ubizjak@gmail.com>
29025 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29027 2016-03-02 Richard Biener <rguenther@suse.de>
29029 PR middle-end/67278
29030 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29032 2016-03-02 Marek Polacek <polacek@redhat.com>
29035 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29036 "is promoted to" warning.
29038 2016-03-01 DJ Delorie <dj@redhat.com>
29040 * config.gcc: Deprecate mep-*.
29042 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29044 PR middle-end/70025
29045 * lra-constraints.c (regno_val_use_in): New.
29046 (match_reload): Use it instead of regno_use_in.
29048 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29050 PR rtl-optimization/70007
29051 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29052 references present in REG_EQUAL notes attached to non-SET patterns.
29054 2016-03-01 Jeff Law <law@redhat.com>
29056 PR tree-optimization/69196
29057 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29058 Appropriately clamp the number of statements to copy when the
29059 thread path does not traverse a loop backedge.
29061 PR tree-optimization/69196
29062 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29063 Do count some PHIs in the thread path against the insn count. Decrease
29064 final statement count by one as the control statement in the last
29065 block will get removed. Remove special cased code for handling PHIs
29068 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29071 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29072 asm dialect alternatives to explicit GOTPCREL calls.
29074 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29077 * ira.c (do_reload): Issue warning for generic stack checking here...
29078 * reload1.c (reload): ...instead of here and streamline it.
29080 2016-03-01 Nick Clifton <nickc@redhat.com>
29082 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29084 2016-03-01 Richard Biener <rguenther@suse.de>
29086 PR tree-optimization/69983
29087 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29088 types and fall back to operand_equal_p.
29090 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29093 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29095 * config/s390/constraints.md ("jm8"): New constraint.
29096 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29098 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29100 ("*setmem_long<setmem_and>"): New pattern.
29101 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29103 ("*setmem_long_31z<setmem_and>"): New pattern.
29104 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29105 New substitution rules with the required attributes.
29108 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29111 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29113 * gensupport.c (process_substs_on_one_elem): Split loop to
29114 complete mark_operands_used_in_match_dup on all expressions in the
29116 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29117 and remove function.
29119 2016-03-01 Richard Biener <rguenther@suse.de>
29121 PR middle-end/70022
29122 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29123 vector BIT_FIELD_REF extract.
29125 2016-03-01 Richard Biener <rguenther@suse.de>
29127 PR tree-optimization/69994
29128 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29130 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29132 PR tree-optimization/69956
29133 * tree-vect-stmts.c (supportable_widening_operation): Support
29134 multi-step conversion of boolean vectors.
29135 (supportable_narrowing_operation): Likewise.
29137 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29139 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29142 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29144 * config/s390/subst.md (DSI_VI): New mode iterator.
29145 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29146 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29147 the insn definition.
29148 ("*vec_set<mode>"): Change predicate and add alternative to
29149 support only either register or const_int operands as element
29151 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29153 ("vec_extract<mode>"): New expander.
29154 ("*vec_extract<mode>"): New insn definition supporting reg and
29155 const_int element selectors.
29156 ("*vec_extract<mode>_plus"): New insn definition supporting
29157 reg+const_int element selectors.
29158 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29159 following expander+insn definition.
29160 ("<vec_shifts_name><mode>3"): New expander.
29161 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29165 * config/s390/s390.md ("*tabort_1"): Change predicate to
29166 nonmemory_operand. Add a second alternative to cover
29167 register as well as const int operands.
29168 ("*tabort_1_plus"): New pattern definition.
29170 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29172 * config/s390/s390.md ("*ashrdi3_cc_31")
29173 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29174 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29175 Merge insn definitions into ...
29176 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29177 New pattern definition.
29178 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29179 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29180 ("*ashr<mode>3_and"): Merge insn definitions into ...
29181 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29182 New pattern definition.
29183 * config/s390/subst.md ("addr_style_op_cc_subst")
29184 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29185 substitutions patterns plus attributes.
29186 Add ashiftrt to SUBST iterator.
29188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29190 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29191 op2 to nonmemory_operand.
29192 ("*<shift>di3_31", "*<shift>di3_31_and"):
29193 Merge into single pattern definition ...
29194 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29195 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29196 pattern definition ...
29197 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29198 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29201 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29203 * config/s390/predicates.md (const_int_6bitset_operand): New
29205 * config/s390/s390.md: Include subst.md.
29206 ("rotl<mode>3"): New expander.
29207 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29209 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29210 * config/s390/subst.md: New file.
29212 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29214 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29215 Remove RRR type. It doesn't really exist.
29216 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29218 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29219 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29220 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29221 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29222 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29223 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29224 `enabled' attribute.
29226 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29228 * gensupport.c (process_substs_on_one_elem): Split loop to
29229 complete mark_operands_used_in_match_dup on all expressions in the
29231 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29232 and remove function.
29234 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29237 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29238 (CEIL_NWORDS): ...this. Use CEIL macro.
29239 (compute_fp_layout): Adjust to above renaming.
29240 (function_arg_union_value): Likewise.
29241 (sparc_arg_partial_bytes): Likewise.
29242 (sparc_function_arg_advance): Likewise.
29244 2016-02-29 Jeff Law <law@redhat.com>
29246 PR tree-optimization/70005
29247 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29248 where an object with a boolean range is compared against a value
29251 PR tree-optimization/69999
29252 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29253 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29256 2016-02-29 Richard Biener <rguenther@suse.de>
29258 PR tree-optimization/69994
29259 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29260 (get_unary_op): Look through nop conversions.
29261 (ops_equal_values_p): New function, look for equality diregarding
29263 (eliminate_plus_minus_pair): Use ops_equal_values_p
29264 (repropagate_negates): Do not use get_unary_op here.
29266 2016-02-29 Martin Liska <mliska@suse.cz>
29268 * system.h: Poison ENABLE_CHECKING macro.
29270 2016-02-29 Martin Liska <mliska@suse.cz>
29272 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29273 is presented in dump flags.
29274 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29275 (hsa_regalloc): Likewise.
29277 2016-02-19 Richard Biener <rguenther@suse.de>
29279 PR tree-optimization/69980
29280 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29281 permutation of those we need to keep.
29283 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29286 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29287 (NWORDS_UP): ...this
29288 (init_cumulative_args): Minor tweaks.
29289 (sparc_promote_function_mode): Likewise.
29290 (scan_record_type): Delete.
29291 (traverse_record_type): New function template.
29292 (classify_data_t): New structure type.
29293 (classify_registers): New inline function.
29294 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29295 exhausted. Instantiate traverse_record_type on classify_registers and
29296 deal with the case of a structure passed in slot #15 with no FP field
29298 (assign_data_t): New structure type.
29299 (compute_int_layout): New static function.
29300 (compute_fp_layout): Likewise.
29301 (count_registers): New inline function.
29302 (assign_int_registers): New static function.
29303 (assign_fp_registers): Likewise.
29304 (assign_registers): New inline function.
29305 (function_arg_record_value_1): Delete.
29306 (function_arg_record_value_2): Likewise.
29307 (function_arg_record_value_3): Likewise.
29308 (function_arg_record_value): Adjust to above changes. Instantiate
29309 traverse_record_type on count_registers to first count the number of
29310 registers to be used and then on assign_registers to assign them.
29311 (function_arg_union_value): Adjust to above renaming.
29312 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29313 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29314 case of a structure passed in slot #15
29315 (sparc_function_arg_advance): Likewise.
29316 (function_arg_padding): Minor tweak.
29318 2016-02-29 Richard Biener <rguenther@suse.de>
29320 PR tree-optimization/69720
29321 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29322 the adjustment_def path for possibly vectorized defs.
29323 (vect_create_epilog_for_reduction): Handle vectorized initial
29326 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29328 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29330 2016-02-27 Jeff Law <law@redhat.com>
29333 2016-02-26 Richard Biener <rguenther@suse.de>
29334 Jeff Law <law@redhat.com>
29336 PR tree-optimization/69740
29337 * cfghooks.c (remove_edge): Request loop fixups if we delete
29338 an edge that might turn an irreducible loop into a natural
29341 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29343 PR rtl-optimization/69896
29344 * tree-vect-generic.c (get_compute_type): Avoid single element
29347 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29349 Rename the AArch64 tuning option and related functions to enable the
29350 Newton series for the reciprocal square root to reflect its
29351 approximative characteristic.
29353 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29354 function to "aarch64_emit_approx_rsqrt".
29355 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29356 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29357 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29358 (xgene1_tunings): Likewise.
29359 (use_rsqrt_p): Likewise.
29360 (aarch64_emit_swrsqrt): Use new function name.
29361 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29362 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29363 text explaining this option.
29364 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29366 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29369 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29370 complain about -mallow-movmisalign without -mvsx if
29371 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29373 2016-02-26 Joel Sherrill <joel@rtems.org>
29375 * config.gcc: Add x86_64-*-rtems*.
29376 * config/i386/rtems-64.h: New file.
29378 2016-02-26 Joel Sherrill <joel@rtems.org>
29380 * config.gcc: Add aarch64-*-rtems*.
29381 * config/aarch64/rtems.h: New file.
29383 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29386 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29387 shift amount using %h. Add comment.
29389 2016-02-26 Richard Biener <rguenther@suse.de>
29390 Jeff Law <law@redhat.com>
29392 PR tree-optimization/69740
29393 * cfghooks.c (remove_edge): Request loop fixups if we delete
29394 an edge that might turn an irreducible loop into a natural
29397 2016-02-26 Martin Jambor <mjambor@suse.cz>
29399 PR middle-end/69920
29400 * tree-sra.c (sra_modify_assign): Do not remove loads of
29401 uninitialized aggregates to SSA_NAMEs.
29403 2016-02-26 Richard Henderson <rth@redhat.com>
29406 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29407 pseudo in case the target rtx matches the source of the left
29410 2016-02-26 Martin Jambor <mjambor@suse.cz>
29413 * hsa.h (hsa_type_packed_p): Declare.
29414 * hsa.c (hsa_type_packed_p): New function.
29415 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29417 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29418 * hsa-brig.c (emit_basic_insn): Likewise.
29420 2016-02-26 Martin Jambor <mjambor@suse.cz>
29423 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29425 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29427 2016-02-26 Martin Jambor <mjambor@suse.cz>
29429 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29430 hsa_op_with_type operands.
29431 (hsa_unsigned_type_for_type): Declare.
29432 * hsa.c (hsa_unsigned_type_for_type): New function.
29433 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29434 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29435 the finalizer. Do not emit extra move.
29437 2016-02-26 Martin Jambor <mjambor@suse.cz>
29439 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29440 atomic operations in private segment.
29442 2016-02-26 Martin Jambor <mjambor@suse.cz>
29444 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29445 statements to wi->info. Also disallow omp simd constructs.
29446 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29447 for not gridifying. Dump special string for omp_for.
29449 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29452 * config/aarch64/aarch64.c (aarch64_set_current_function):
29453 Save/restore target globals when switching to
29454 target_option_default_node.
29456 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29459 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29460 Return 0 if !SHIFT_COUNT_TRUNCATED.
29462 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29463 Eric Botcazou <ebotcazou@adacore.com>
29465 PR rtl-optimization/69891
29466 * dse.c (scan_insn): If we can't figure out memset arguments
29467 or they are non-constant, call clear_rhs_from_active_local_stores.
29469 2016-02-26 Martin Liska <mliska@suse.cz>
29471 * doc/extend.texi: Mention clog10, clog10f an clog10l
29472 in Builtins section.
29474 2016-02-26 Martin Liska <mliska@suse.cz>
29476 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29478 (resolve_args_picking_1): Likewise.
29479 * dwarf2out.h (struct GTY): Likewise.
29481 2016-02-26 Martin Liska <mliska@suse.cz>
29483 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29484 with flag_checking.
29485 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29487 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29488 Martin Liska <mliska@suse.cz>
29490 * doc/install.texi: Mention --enable-valgrind-annotations.
29492 2016-02-26 Richard Biener <rguenther@suse.de>
29494 PR tree-optimization/69551
29495 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29496 looking through aliases adjust DECL_PT_UID to refer to the
29497 ultimate alias target.
29499 2016-02-25 Martin Liska <mliska@suse.cz>
29501 PR middle-end/69919
29502 * alloc-pool.c (after_memory_report): New variable.
29503 * alloc-pool.h (base_pool_allocator ::release): Do not use
29504 the infrastructure if after_memory_report.
29505 * toplev.c (toplev::main): Mark after memory report.
29507 2016-02-25 Richard Biener <rguenther@suse.de>
29509 PR tree-optimization/48795
29510 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29512 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29515 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29516 offloading is enabled and -fopenacc or -fopenmp is specified.
29517 (CRTOFFLOADEND): Likewise.
29518 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29519 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29520 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29521 (offload_objects_file_name): New static var.
29522 (tool_cleanup): Remove offload_objects_file_name file.
29523 (find_offloadbeginend): Replace with ...
29524 (find_crtoffloadtable): ... this.
29525 (run_gcc): Remove offload_argc and offload_argv.
29526 Get offload_objects_file_name from -foffload-objects=... option.
29527 Read names of object files with offload from this file, pass them to
29528 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29529 don't pass offloadbegin and offloadend to the linker. Don't pass
29530 offload non-LTO files to the linker, because now they're not claimed.
29532 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29535 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29536 on builtin_unreachable.
29538 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29540 PR rtl-optimization/69896
29541 * regcprop.c: Include cfgrtl.h.
29542 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29543 than remembered mode, either delete it (if noop_move_p), or
29544 treat like copy_p but not noop_p instruction.
29546 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29549 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29550 - allow NULL decl for Fortran DW_TAG_common_block variables.
29552 2016-02-24 Jason Merrill <jason@redhat.com>
29554 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29556 2016-02-24 Richard Biener <rguenther@suse.de>
29557 Jakub Jelinek <jakub@redhat.com>
29559 PR middle-end/69760
29560 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29561 conditionally executed ops to well-defined overflow behavior.
29563 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29565 PR middle-end/69915
29566 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29569 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29571 PR rtl-optimization/69886
29572 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29573 argument. Use it when checking validity of set instructions.
29574 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29575 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29577 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29578 * store-motion.c (find_moveable_store): Update
29579 can_assign_to_reg_without_clobbers_p callsite.
29581 2016-02-24 Richard Biener <rguenther@suse.de>
29583 PR middle-end/68963
29584 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29586 (record_nonwrapping_iv): Do not fall back to the low/high bound
29587 for non-constant IV bases if the stmt is not always executed.
29589 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29591 * config/arm/arm-cores.def (cortex-a32): New entry.
29592 * config/arm/arm-tables.opt: Regenerate.
29593 * config/arm/arm-tune.md: Regenerate.
29594 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29595 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29596 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29597 for -mcpu and -mtune.
29599 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29602 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29603 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29604 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29605 (atomic_loaddi_1): Delete.
29606 (atomic_loaddi): Rewrite expander using the above changes.
29608 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29611 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29614 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29615 Richard Biener <rguenth@suse.de>
29617 PR middle-end/69909
29618 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29619 set_mem_attributes if tem is SSA_NAME which got expanded
29622 2016-02-24 Richard Biener <rguenther@suse.de>
29624 PR tree-optimization/69907
29625 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29626 end of permutations for BB vectorization.
29628 2016-02-24 Christian Bruel <christian.bruel@st.com>
29630 * config/arm/arm-c.c (arm_option_override): Initialize
29631 target_option_current_node.
29632 * config/arm/arm.c (arm_pragma_target_parse): Replace
29633 build_target_option_node call by target_option_current_node.
29634 Set target_option_current_node.
29637 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29640 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29641 define_insn_and_split to define_insn.
29642 (zero_extendqi<mode>2_dot2): Same.
29643 (extendqi<mode>2_dot): Same.
29644 (extendqi<mode>2_dot2): Same.
29646 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29648 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29649 and add bypass for AES{D,E} and AESMC pairs.
29650 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29653 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29655 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29656 series for reciprocal square root in Exynos M1.
29658 2016-02-23 Martin Sebor <msebor@redhat.com>
29661 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29662 __builtin_alloca_with_align.
29664 2016-02-23 Richard Henderson <rth@redhat.com>
29666 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29667 (ix86_register_pragmas): Remove __seg_tls.
29668 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29669 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29670 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29671 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29672 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29673 * doc/extend.texi (__seg_tls): Remove item.
29675 2016-02-23 Richard Biener <rguenther@suse.de>
29677 * alloc-pool.h (struct allocation_object): Make id member
29678 conditional on CHECKING_P again.
29679 (get_instance): Adjust.
29680 (base_pool_allocator): Likewise.
29682 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29684 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29685 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29687 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29689 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29691 2016-02-23 Richard Biener <rguenther@suse.de>
29693 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29694 * bitmap.h (struct bitmap_usage): Likewise.
29695 (bitmap_move): Declare.
29696 * bitmap.c (register_overhead): Take size_t argument.
29697 (bitmap_move): New function.
29698 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29699 to properly account overhead.
29700 * tree.c (free_node): Use tree_size.
29702 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29705 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29706 when inverting comparison.
29709 * common.opt (Wunreachable-code): Add Warning flag.
29711 2016-02-23 Mark Wielaard <mjw@redhat.com>
29712 Jakub Jelinek <jakub@redhat.com>
29715 * cgraphunit.c (check_global_declaration): Check main_input_filename
29716 and DECL_SOURCE_FILE are not NULL.
29718 2016-02-23 Martin Jambor <mjambor@suse.cz>
29720 PR tree-optimization/69666
29721 * tree-sra.c (sra_modify_assign): Do not attempt to create
29722 default_def replacements for unscalarizable regions.
29724 2016-02-20 Mark Wielaard <mjw@redhat.com>
29727 * cgraphunit.c (check_global_declaration): Check level of
29728 warn_unused_const_variable and main_input_filename.
29729 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
29730 (-Wunused-variable): For C implies -Wunused-const-variable=1.
29731 (-Wunused-const-variable): Explain levels 1 and 2.
29733 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29736 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
29737 identical arguments. Formatting and spelling fixes.
29740 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
29745 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
29746 and m68k-devices.def.
29747 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
29748 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
29750 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
29752 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
29753 and HImode registers.
29755 2016-02-22 Richard Biener <rguenther@suse.de>
29757 PR tree-optimization/69882
29758 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
29759 preserve permutations present because of gaps.
29760 (vect_supported_load_permutation_p): Always continue checking
29761 permutations after vect_attempt_slp_rearrange_stmts.
29763 2016-02-22 Bin Cheng <bin.cheng@arm.com>
29765 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
29766 min_profitable_estimate, rather than min_profitable_iters.
29768 2016-02-22 Jakub Jelinek <jakub@redhat.com>
29771 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
29772 SImode for last match_operand.
29774 2016-02-22 Martin Liska <mliska@suse.cz>
29776 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
29777 return bitsize - 1 as the return value.
29779 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
29783 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
29784 Handle negative shift counts.
29785 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
29786 force_reg on the shift constant.
29787 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
29788 (lshrsi3_d): Handle negative shift counts.
29790 2016-02-22 Richard Biener <rguenther@suse.de>
29791 Tom de Vries <tom@codesourcery.com>
29793 * graph.c: Include dumpfile.h.
29794 (print_graph_cfg): Split into three overloads.
29795 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
29797 2016-02-22 Tom de Vries <tom@codesourcery.com>
29799 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
29802 2016-02-22 Richard Biener <rguenther@suse.de>
29805 * ipa-inline-transform.c (inline_call): When not updating
29806 overall summaries adjust self size by the growth estimate.
29807 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
29808 hash-set, do not update overall summaries here. Renamed from ...
29809 (inline_to_all_callers): ... this which is now wrapping the
29810 above and performing delayed overall summary update.
29811 (early_inline_small_functions): Delay updating of the overall
29814 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
29816 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
29819 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29822 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
29823 :%* in %:gt() argument.
29824 (greater_than_spec_func): Adjust for expecting only numbers,
29825 if there are more than two numbers, compare the last two.
29827 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
29829 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
29830 -Wnarrowing with -std.
29832 2016-02-19 Jakub Jelinek <jakub@redhat.com>
29835 * expr.c (store_field): Don't use bit-field path if exp is
29836 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
29837 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
29838 and the assignment can be performed by bitwise copy. Formatting
29841 PR middle-end/69838
29842 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
29843 call copy_reg_eh_region_note_forward on before and/or after sequences
29844 and remove note from insn if it no longer can throw.
29847 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
29848 if TARGET_AVX512BW.
29850 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29852 * config/s390/vector.md: Add missing commutative operand markers
29853 to the patterns which qualify for one.
29854 * config/s390/vx-builtins.md: Likewise.
29856 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29858 * config/s390/vector.md (VI, VI_QHS): Add single element vector
29859 types to mode iterators.
29860 (vec_double): ... and mode attribute.
29861 * config/s390/vx-builtins.md (non_vec_int): Likewise.
29863 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29865 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
29866 Change the predicate of op2 from nonimmediate to general and let
29867 reload fix it if necessary.
29869 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29871 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
29873 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29875 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
29878 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29880 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
29881 * config/s390/s390.c (s390_expand_vec_movstr): New function.
29882 * config/s390/s390.md ("movstr<P:mode>"): Call
29883 s390_expand_vec_movstr.
29885 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29887 * config/s390/s390.md: Add missing output modifier for operand 1
29888 to print it as address properly.
29890 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29892 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
29893 * config/s390/2964.md: New file.
29894 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
29895 of insn grouping attributes depending on the CPU level.
29896 (s390_get_unit_mask): New function.
29897 (s390_sched_score): Remove the OOO from the scheduling macros.
29898 Add loop to calculate a score for the instruction mix.
29899 (s390_sched_reorder): Likewise plus improve debug output.
29900 (s390_sched_variable_issue): Rename macros as above. Calculate
29901 the unit distances after actually scheduling an insn. Improve
29903 (s390_sched_init): Clear last_scheduled_unit_distance array.
29904 * config/s390/s390.md: Include 2964.md.
29906 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29909 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
29910 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
29911 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
29912 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
29913 *avx512f_<code>v8div16qi2_mask_1): New insns.
29915 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
29918 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
29921 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
29922 earlyclobber from target. Use wF constraint for fused memory
29924 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
29926 2016-02-18 Jakub Jelinek <jakub@redhat.com>
29927 Martin Liska <mliska@suse.cz>
29930 * cfgexpand.c (asan_sanitize_stack_p): New function.
29931 (partition_stack_vars): Use the function.
29932 (expand_stack_vars): Likewise.
29933 (defer_stack_allocation): Likewise.
29934 (expand_used_vars): Likewise.
29936 2016-02-18 Richard Biener <rguenther@suse.de>
29938 PR middle-end/69553
29939 * fold-const.c (operand_equal_p): Properly compare offsets for
29940 IMAGPART_EXPR and ARRAY_REF.
29942 2016-02-18 Nick Clifton <nickc@redhat.com>
29946 * config/arm/arm.c (arm_option_override_internal): Disable
29947 interworking if the target does not support thumb instructions.
29948 (arm_reload_in_hi): Handle the case where a register to register
29949 move needs reloading because there is no simple pattern to handle
29951 (arm_reload_out_hi): Likewise.
29953 2016-02-18 Richard Biener <rguenther@suse.de>
29955 PR middle-end/69854
29956 * match.pd: Don't use fold_binary or fold_unary for folding
29959 2016-02-17 Jakub Jelinek <jakub@redhat.com>
29962 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
29963 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
29964 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
29965 warn on gimple_no_warning_p statements.
29967 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
29969 * doc/extend.texi (C++ Attributes): Correct description of
29970 warn_unused type attribute.
29972 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29974 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
29975 correct instruction.
29977 2016-02-17 Richard Biener <rguenther@suse.de>
29979 PR rtl-optimization/69609
29980 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
29981 (find_traces_1_round): When ending a trace update cached priority
29983 (bb_to_key): Use cached priority when available.
29984 (copy_bb): Initialize cached priority.
29985 (reorder_basic_blocks_software_trace_cache): Likewise.
29987 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29990 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
29992 (aarch64_comparison_operator): Break overly long line into two.
29993 (aarch64_comparison_operation): Likewise.
29994 * config/aarch64/aarch64.md (cstorecc4): Use
29995 aarch64_comparison_operator_mode instead of
29996 aarch64_comparison_operator.
29997 (cstore<mode>4): Likewise.
29998 (aarch64_cstore<mode>): Likewise.
29999 (*cstoresi_insn_uxtw): Likewise.
30000 (cstore<mode>_neg): Likewise.
30001 (*cstoresi_neg_uxtw): Likewise.
30003 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30006 * config/arm/predicates.md (arm_comparison_operator_mode):
30008 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30009 instead of arm_comparison_operator.
30010 (*mov_negscc): Likewise.
30011 (*mov_notscc): Likewise.
30012 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30013 (*thumb2_mov_negscc): Likewise.
30014 (*thumb2_mov_negscc_strict_it): Likewise.
30015 (*thumb2_mov_notscc): Likewise.
30016 (*thumb2_mov_notscc_strict_it): Likewise.
30018 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30020 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30021 Add missing return.
30023 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30025 * config/visium/visium.c (machine_libfunc_index): New enum.
30026 (machine_libfuncs): New structure.
30027 (visium_libfuncs): New static variable.
30028 (TARGET_INIT_LIBFUNCS): Define to...
30029 (visium_init_libfuncs): ...this. New function.
30030 (expand_block_move_4): Use the appropriate libfunc.
30031 (expand_block_move_2): Likewise.
30032 (expand_block_move_1): Likewise.
30033 (expand_block_set_4): Likewise.
30034 (expand_block_set_2): Likewise.
30035 (expand_block_set_1): Likewise.
30036 (visium_trampoline_init): Likewise.
30038 2016-02-17 Nick Clifton <nickc@redhat.com>
30040 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30041 TI's devices.csv file as of March 2016.
30043 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30046 * opts-global.c (handle_common_deferred_options): Introduce and
30047 initialize two global variables to remember command-line options
30048 specifying a stack-limiting register.
30049 * opts.h: Add extern declarations of the two new global variables.
30050 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30051 variable based on the values of the two new global variables.
30053 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30056 * common.opt (Wnonnull-compare): New warning.
30057 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30058 of arguments against NULL.
30059 (-Wnonnull-compare): Document.
30060 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30061 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30062 * passes.def (pass_warn_nonnull_compare): Add.
30063 * gimple-ssa-nonnull-compare.c: New file.
30065 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30067 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30068 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30070 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30072 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30073 reciprocal sqrt for -mlow-precision-recip-sqrt.
30075 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30076 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30078 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30079 always use lane loads to construct non-constant vectors.
30081 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30083 * config/aarch64/aarch64.md
30084 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30085 constraints for operand 3.
30086 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30088 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30089 Richard Biener <rguenther@suse.de>
30091 PR tree-optimization/69820
30092 * tree-vect-patterns.c (type_conversion_p): Return false if
30093 *orig_type is unsigned single precision or boolean.
30094 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30097 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30099 PR rtl-optimization/69764
30100 PR rtl-optimization/69771
30101 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30102 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30104 2016-02-16 Richard Biener <rguenther@suse.de>
30106 PR tree-optimization/69776
30107 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30109 (indirect_refs_may_alias_p): Likewise.
30110 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30111 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30112 according to tbaa_p.
30113 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30114 (optimize_stmt): For redundant store discovery do not allow tbaa.
30116 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30118 PR tree-optimization/69714
30119 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30120 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30122 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30124 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30125 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30126 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30127 * config/arc/arc.c (arc_init): Check FPU options.
30128 (get_arc_condition_code): Handle new CC_FPU* modes.
30129 (arc_select_cc_mode): Likewise.
30130 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30131 register pair only. Allow access for ARCv2 accumulator.
30132 (gen_compare_reg): Whenever we have FPU support use FPU compare
30134 (arc_reorg): Don't generate brcc insns when FPU compare
30135 instructions are involved.
30136 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30137 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30138 floating point emulation.
30139 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30140 (REVERSE_CONDITION): Add new CC_FPU* modes.
30141 (TARGET_FP_SP_BASE): Define.
30142 (TARGET_FP_DP_BASE): Likewise.
30143 (TARGET_FP_SP_FUSED): Likewise.
30144 (TARGET_FP_DP_FUSED): Likewise.
30145 (TARGET_FP_SP_CONV): Likewise.
30146 (TARGET_FP_DP_CONV): Likewise.
30147 (TARGET_FP_SP_SQRT): Likewise.
30148 (TARGET_FP_DP_SQRT): Likewise.
30149 (TARGET_FP_DP_AX): Likewise.
30150 * config/arc/arc.md (ARCV2_ACC): New constant.
30151 (type): New fpu type attribute.
30152 (SDF): Conditional iterator.
30153 (cstore<mode>, cbranch<mode>): Change expand condition.
30154 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30155 handles FPU/FPX cases as well.
30156 * config/arc/arc.opt (mfpu): New option.
30157 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30159 (adddf3, muldf3, subdf3): Removed.
30160 * config/arc/predicates.md (proper_comparison_operator): Recognize
30162 * config/arc/fpu.md: New file.
30163 * doc/invoke.texi (ARC Options): Document mfpu option.
30165 2016-02-16 Richard Biener <rguenther@suse.de>
30167 PR rtl-optimization/69291
30168 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30169 noce_operand_ok check.
30171 2016-02-16 Tom de Vries <tom@codesourcery.com>
30174 * omp-low.c (simd_clone_create): Remove call to
30175 symtab->call_cgraph_insertion_hooks.
30177 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30179 PR tree-optimization/69802
30180 * tree-ssa-reassoc.c (update_range_test): If op is
30181 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30182 op == 1 test of precision 1 integral op, otherwise handle
30183 that case as op itself. Fix up formatting.
30184 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30187 2016-02-16 Richard Biener <rguenther@suse.de>
30189 PR tree-optimization/69586
30190 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30191 types for conversion sources.
30193 2016-02-16 Richard Biener <rguenther@suse.de>
30195 PR middle-end/69801
30196 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30197 mask OEP_ADDRESS_OF.
30199 2016-02-16 Alan Modra <amodra@gmail.com>
30202 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30203 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30204 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30206 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30207 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30208 (p8_fmrgow_<mode>): Likewise.
30209 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30211 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30212 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30213 to use movdi_internal64. Remove op0_di.
30214 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30216 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30218 Add support for the FCCMP insn types
30220 * config/aarch64/aarch64.md (fccmp): Change insn type.
30221 (fccmpe): Likewise.
30222 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30223 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30224 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30225 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30226 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30227 * config/arm/types.md (fccmps): Add new insn type.
30228 (fccmpd): Likewise.
30230 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30232 * alias.c (get_alias_set): Fix a typo in comment.
30234 2016-02-15 Richard Biener <rguenther@suse.de>
30236 PR tree-optimization/69595
30237 * match.pd: Complete range test simplification to true.
30239 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30241 PR rtl-optimization/69648
30242 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30243 pic_offset_table_rtx.
30245 PR rtl-optimization/69752
30246 * ira.c (update_equiv_regs): When looking for more than a single SET,
30247 also take other side effects into account.
30249 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30251 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30252 for z900+ CPUs in 31-bit mode.
30254 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30256 * common/config/s390/s390-common.c (s390_supports_split_stack):
30258 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30259 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30260 * config/s390/s390.c (struct machine_function): New field
30261 split_stack_varargs_pointer.
30262 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30263 in s390_emit_prologue.
30264 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30266 (morestack_ref): New global.
30267 (SPLIT_STACK_AVAILABLE): New macro.
30268 (s390_expand_split_stack_prologue): New function.
30269 (s390_live_on_entry): New function.
30270 (s390_va_start): Use split-stack vararg pointer if appropriate.
30271 (s390_asm_file_end): Emit the split-stack note sections.
30272 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30273 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30274 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30275 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30276 (split_stack_prologue): New expand.
30277 (split_stack_space_check): New expand.
30278 (split_stack_data): New insn.
30279 (split_stack_call): New expand.
30280 (split_stack_call_*): New insn.
30281 (split_stack_cond_call): New expand.
30282 (split_stack_cond_call_*): New insn.
30284 2016-02-15 Richard Biener <rguenther@suse.de>
30286 PR tree-optimization/69783
30287 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30288 Add trivially correct cases.
30290 2016-02-15 Tom de Vries <tom@codesourcery.com>
30293 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30295 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30297 2016-02-15 Richard Biener <rguenther@suse.de>
30299 PR tree-optimization/69776
30300 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30301 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30302 indicate whether we can use TBAA to disambiguate against stores.
30303 Use alias-set zero if not.
30304 (visit_reference_op_store): Do not use TBAA when looking up
30306 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30307 (eliminate_dom_walker::before_dom_children): But not when looking
30308 up redundant stores.
30310 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30312 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30314 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30316 * config/i386/znver1.md
30317 (znver1_pop, znver1_pop_mem,
30318 znver1_load_imov_double_store,
30319 znver1_load_imov_direct_store,
30320 znver1_load_imov_direct_load,
30321 znver1_load_imov_double_load): Add new.
30322 (znver1_insn, znver1_insn_load): Add icmov type.
30323 (znver1_sseavx_fma,
30324 znver1_sseavx_fma_load,
30326 znver1_avx256_fma_load): Fix pipe usage.
30328 2016-02-14 Alan Modra <amodra@gmail.com>
30331 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30332 with an invalid hard reg, reload just the reg not the entire
30333 pre/post-inc/dec address expression.
30335 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30338 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30339 fixed R1_REG scratch reg.
30340 (sibcall_value_pcrel_fdpic): Likewise.
30342 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30346 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30348 2016-02-12 Walter Lee <walt@tilera.com>
30350 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30351 * config/tilegx/t-tilegx: Likewise.
30353 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30356 * diagnostic-show-locus.c (struct line_span): New struct.
30357 (layout::get_first_line): Delete.
30358 (layout::get_last_line): Delete.
30359 (layout::get_num_line_spans): New member function.
30360 (layout::get_line_span): Likewise.
30361 (layout::print_heading_for_line_span_index_p): Likewise.
30362 (layout::get_expanded_location): Likewise.
30363 (layout::calculate_line_spans): Likewise.
30364 (layout::m_first_line): Delete.
30365 (layout::m_last_line): Delete.
30366 (layout::m_line_spans): New field.
30367 (layout::layout): Update comment. Replace m_first_line and
30368 m_last_line with m_line_spans, replacing their initialization
30369 with a call to calculate_line_spans.
30370 (diagnostic_show_locus): When printing source lines and
30371 annotations, rather than looping over a single span
30372 of lines, instead loop over each line_span within
30373 the layout, with an inner loop over the lines within them.
30374 Call the context's start_span callback when changing line spans.
30375 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30376 (diagnostic_build_prefix): Break out the building of the location
30377 part of the string into...
30378 (diagnostic_get_location_text): ...this new function, rewriting
30379 it from nested ternary expressions to a sequence of "if"
30381 (default_diagnostic_start_span_fn): New function.
30382 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30383 (diagnostic_context::start_span): New field.
30384 (default_diagnostic_start_span_fn): New prototype.
30386 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30389 * gcc.c (driver::finalize): Fix cleanup of "specs".
30391 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30395 * gcc.c (driver::driver): Initialize m_option_suggestions.
30396 (driver::~driver): Clean up m_option_suggestions.
30397 (suggest_option): Convert to...
30398 (driver::suggest_option): ...this, and split out into
30399 driver::build_option_suggestions and find_closest_string.
30400 (driver::build_option_suggestions): New function, from
30401 first half of suggest_option. Special-case
30402 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30403 the sanitizer_opts array. For options of enum types, add the
30404 various enum values to the candidate strings.
30405 (driver::handle_unrecognized_options): Remove "const".
30406 * gcc.h (driver::handle_unrecognized_options): Likewise.
30407 (driver::build_option_suggestions): New decl.
30408 (driver::suggest_option): New decl.
30409 (driver::m_option_suggestions): New field.
30410 * opts-common.c (add_misspelling_candidates): New function.
30411 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30412 and make non-static.
30413 * opts.h (sanitizer_opts): New array decl.
30414 (add_misspelling_candidates): New function decl.
30415 * spellcheck.c (find_closest_string): New function.
30416 * spellcheck.h (find_closest_string): New function decl.
30418 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30420 PR rtl-optimization/69764
30421 PR rtl-optimization/69771
30422 * optabs.c (expand_binop_directly): For shift_optab_p, force
30423 convert_modes with VOIDmode if xop1 has VOIDmode.
30425 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30428 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30429 to correctly determine instrumentation thunks.
30431 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30434 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30435 type by reference, force lhs on the call.
30438 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30439 Compute retval and retbnd early in all cases if split_part_return_p
30440 and return_bb is not EXIT. Remove all clobber stmts and reset
30441 all debug stmts that refer to SSA_NAMEs defined in split part,
30442 except if it is retval, in that case replace the old retval with the
30443 lhs of the call to the split part.
30445 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30448 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30450 PR middle-end/66726
30451 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30452 whose result is used in PHI.
30453 (maybe_optimize_range_tests): Likewise.
30454 (final_range_test_p): Likweise.
30456 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30458 PR middle-end/66726
30459 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30460 whose result is used in PHI.
30461 (maybe_optimize_range_tests): Likewise.
30462 (final_range_test_p): Likweise.
30464 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30466 * cgraph.c: Spelling fixes - behaviour -> behavior and
30467 neighbour -> neighbor.
30468 * target.def: Likewise.
30469 * sel-sched.c: Likewise.
30470 * config/mips/mips.c: Likewise.
30471 * config/arc/arc.md: Likewise.
30472 * config/arm/cortex-a57.md: Likewise.
30473 * config/arm/arm.c: Likewise.
30474 * config/arm/neon.md: Likewise.
30475 * config/arm/arm-c.c: Likewise.
30476 * config/vms/vms-c.c: Likewise.
30477 * config/s390/s390.c: Likewise.
30478 * config/i386/znver1.md: Likewise.
30479 * config/i386/i386.c: Likewise.
30480 * config/ia64/hpux-unix2003.h: Likewise.
30481 * config/msp430/msp430.md: Likewise.
30482 * config/rx/rx.c: Likewise.
30483 * config/rx/rx.md: Likewise.
30484 * config/aarch64/aarch64-simd.md: Likewise.
30485 * config/aarch64/aarch64.c: Likewise.
30486 * config/nvptx/nvptx.c: Likewise.
30487 * config/bfin/bfin.c: Likewise.
30488 * config/cris/cris.opt: Likewise.
30489 * config/rs6000/rs6000.c: Likewise.
30490 * target.h: Likewise.
30491 * spellcheck.c: Likewise.
30492 * ira-build.c: Likewise.
30493 * tree-inline.c: Likewise.
30494 * builtins.c: Likewise.
30495 * lra-constraints.c: Likewise.
30496 * explow.c: Likewise.
30497 * hwint.h: Likewise.
30498 * targhooks.c: Likewise.
30499 * tree-vect-data-refs.c: Likewise.
30500 * expr.c: Likewise.
30501 * doc/tm.texi: Likewise.
30502 * doc/extend.texi: Likewise.
30503 * doc/install.texi: Likewise.
30504 * doc/md.texi: Likewise.
30505 * tree-ssa-tail-merge.c: Likewise.
30506 * sched-int.h: Likewise.
30507 * match.pd: Likewise.
30508 * sched-ebb.c: Likewise.
30509 * target.def (omit_struct_return_reg): Likewise.
30510 * gimple-ssa-isolate-paths.c: Likewise.
30511 (find_implicit_erroneous_behaviour): Renamed to...
30512 (find_implicit_erroneous_behavior): ... this.
30513 (find_explicit_erroneous_behaviour): Renamed to...
30514 (find_explicit_erroneous_behavior): ... this.
30515 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30517 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30519 PR rtl-optimization/64682
30520 PR rtl-optimization/69567
30521 PR rtl-optimization/69737
30522 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30523 in I2 as well, just lose it.
30525 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30527 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30529 (aarch64_last_printed_tune_string): Likewise.
30530 (aarch64_declare_function_name): Only output .arch assembler
30531 directive if it will be different from the previously output
30532 directive. Same for .tune comment but only if -dA is set.
30533 (aarch64_start_file): New function.
30534 (TARGET_ASM_FILE_START): Define.
30536 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30539 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30541 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30544 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30545 -Wmaybe-uninitialized warning.
30547 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30550 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30552 2016-02-11 Richard Biener <rguenther@suse.de>
30554 PR rtl-optimization/69291
30555 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30556 subexpressions affected by changing the result.
30558 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30561 * lra-constraints.c (curr_insn_transform): Find in/out operands
30562 for secondary memory moves. Update dups.
30564 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30566 PR tree-optimization/69652
30567 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30568 to nested loop, did source re-formatting, skip debug statements,
30569 add check on statement with volatile operand, remove dead scalar
30572 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30573 Patrick Palka <ppalka@gcc.gnu.org>
30577 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30578 calls if the return type is TREE_ADDRESSABLE.
30579 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30580 * ipa-split.c (split_function): Fix doubled "we" in comment.
30581 Use void return type for the split part even if
30582 !split_point->split_part_set_retval.
30584 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30586 PR tree-optimization/68021
30587 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30588 when computing the value of biv cand by itself.
30590 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30592 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30593 (cortexa57_tunings): Likewise.
30594 (cortexa72_tunings): Likewise.
30595 (arch_macro_fusion_pair_p): Add support for AES fusion.
30596 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30597 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30598 Allow virtual registers before reload so early scheduling works.
30599 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30600 correct latency and pipeline.
30601 (cortex_a57_crypto_complex): Likewise.
30602 (cortex_a57_crypto_xor): Likewise.
30603 (define_bypass): Add AES bypass.
30605 2016-02-10 Richard Biener <rguenther@suse.de>
30607 PR tree-optimization/69726
30608 * passes.def: Add DCE pass before late uninit.
30609 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30610 really fixup if-conversions job.
30612 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30614 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30615 (arm_cortex_a57_tune): Likewise.
30616 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30617 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30619 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30621 * timevar.def (TV_PHASE_DBGINFO): Delete.
30622 (TV_PHASE_CHECK_DBGINFO): Likewise.
30623 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30625 2016-02-10 Richard Biener <rguenther@suse.de>
30627 PR tree-optimization/69719
30628 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30629 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30631 2016-02-09 Andrew Pinski <apinski@cavium.com>
30634 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30635 get_vcond_mask_icode returns false.
30637 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30640 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30641 an ADDIS that adds a pointer to a large constant that sets the
30642 upper16 bits with a load operation.
30644 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30647 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30649 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30651 (vzipq_s16): Likewise.
30652 (vzipq_s32): Likewise.
30653 (vzipq_f32): Likewise.
30654 (vzipq_u8): Likewise.
30655 (vzipq_u16): Likewise.
30656 (vzipq_u32): Likewise.
30657 (vzipq_p8): Likewise.
30658 (vzipq_p16): Likewise.
30660 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30663 * config/arm/arm.c (neon_endian_lane_map): New function.
30664 (neon_vector_pair_endian_lane_map): New function.
30665 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30666 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30668 (vuzpq_s16): Likewise.
30669 (vuzpq_s32): Likewise.
30670 (vuzpq_f32): Likewise.
30671 (vuzpq_u8): Likewise.
30672 (vuzpq_u16): Likewise.
30673 (vuzpq_u32): Likewise.
30674 (vuzpq_p8): Likewise.
30675 (vuzpq_p16): Likewise.
30677 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30680 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30683 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30685 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30686 truncate const_int operand 1 to QImode.
30688 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30690 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30691 corresponding to an abnormal edge.
30693 2016-02-09 Tom de Vries <tom@codesourcery.com>
30695 PR tree-optimization/69599
30696 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30698 (find_func_aliases_for_builtin_call, find_func_clobbers)
30699 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30702 2016-02-09 Richard Biener <rguenther@suse.de>
30704 PR tree-optimization/69715
30705 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30706 LHS on calls as non-rewritable.
30708 2016-02-09 Tom de Vries <tom@codesourcery.com>
30711 * lto-wrapper.c (append_diag_options): New function.
30712 (compile_offload_image): Call append_diag_options.
30714 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
30717 * doc/extend.texi (Flag Output Operands): Correct sectioning.
30718 Minor copy-edit to fix verb tenses.
30720 2016-02-08 Jakub Jelinek <jakub@redhat.com>
30722 PR tree-optimization/69209
30723 * ipa-split.c (split_function): If split part is not
30724 returning retval, retval has gimple type but is not
30725 gimple value, force it into a SSA_NAME first.
30727 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
30729 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
30732 2016-02-08 Jason Merrill <jason@redhat.com>
30735 * convert.c (convert_to_integer_1): Check dofold on truncation
30737 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
30738 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
30739 Rename from *_nofold.
30740 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
30741 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
30743 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
30746 * tree.c (build_common_tree_nodes): Remove short_double argument.
30747 All callers changed.
30748 * tree.h (build_common_tree_nodes): Adjust declaration.
30749 * doc/invoke.texi (-fshort-double): Remove documentation.
30750 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30751 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
30752 * lto-wrapper.c (merge_and_complain, append_compiler_options)
30753 (append_linker_options): Don't handle OPT_fshort_double.
30755 PR rtl-optimization/68730
30756 * lra-remat.c (insn_to_cand_activation): New static variable.
30757 (lra_remat): Allocate and free it.
30758 (create_cand): New arg activation. Initialize a field in
30759 insn_to_cand_activation if it is nonnull.
30760 (create_cands): Pass the activation insn to create_cand when making
30761 a candidate involving an output reload. Reorganize code a little.
30762 (do_remat): Keep track of active status of candidates in a separate
30765 2016-02-08 Richard Biener <rguenther@suse.de>
30767 PR tree-optimization/69719
30768 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30769 Properly use absolute of the difference of the two offsets to
30770 compare or adjust the segment length.
30772 2016-02-08 Richard Biener <rguenther@suse.de>
30773 Jeff Law <law@redhat.com>
30776 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
30777 types for anonymous SSA names.
30779 2016-02-08 Richard Biener <rguenther@suse.de>
30781 PR rtl-optimization/69274
30782 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
30784 2016-02-08 Jeff Law <law@redhat.com>
30786 PR tree-optimization/65917
30787 * tree-ssa-dom.c (record_temporary_equivalences): Record both
30788 equivalences from if (x == y) style conditionals.
30789 (loop_depth_of_name): Remove.
30790 (record_equality): Remove loop depth check.
30791 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
30792 (const_and_copies::record_const_or_copy_raw): New member function.
30793 * tree-ssa-scopedtables.c
30794 (const_and_copies::record_const_or_copy_raw): New, factored out of
30795 (const_and_copies::record_const_or_copy): Call new member function.
30797 2016-02-05 Jeff Law <law@redhat.com>
30799 PR tree-optimization/68541
30800 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
30801 (count_stmts_in_block): New function.
30802 (poor_ifcvt_candidate_code): Likewise.
30803 (is_feasible_trace): Add some heuristics to determine when path
30804 splitting is profitable.
30805 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
30806 is a diamond with a single exit.
30808 2016-02-05 Martin Sebor <msebor@redhat.com>
30811 * doc/invoke.texi: Update -Wplacement-new to take an optional
30814 2016-02-06 Richard Henderson <rth@redhat.com>
30817 * tree.c (tree_nop_conversion_p): Do not strip casts into or
30818 out of non-standard address spaces.
30820 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30822 PR rtl-optimization/69691
30823 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
30825 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
30827 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
30828 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
30829 (*ieee128_mfvsrd_64bit): Likewise.
30830 (*ieee128_mfvsrd_32bit): Likewise.
30832 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
30836 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
30838 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
30839 instrumented_version.
30841 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
30843 * doc/invoke.texi (Optimize Options): In table of --param options
30844 rename second occurrence of tracer-min-branch-ratio to
30845 tracer-min-branch-probability, rename
30846 tracer-min-branch-ratio-feedback to
30847 tracer-min-branch-probability-feedback and clarify description,
30848 rename sched-spec-state-edge-prob-cutoff to
30849 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
30850 to selsched-insns-to-rename, rename lto-minpartition to
30851 lto-min-partition, delete reorder-blocks-duplicate and
30852 reorder-blocks-duplicate-feedback.
30854 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30856 * config/s390/s390.c (s390_register_info_set_ranges): Remove
30859 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
30861 * doc/extend.texi: S/390: Correct some typos.
30863 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30865 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
30867 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30870 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
30871 (s390_register_info_gprtofpr): Use new macros above.
30872 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
30874 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
30875 its name. Adjust restore and save gpr ranges.
30876 (s390_register_info_set_ranges): New function.
30877 (s390_register_info): Use new macros above. Call
30878 s390_register_info_set_ranges.
30879 (s390_optimize_register_info): Likewise.
30880 (s390_hard_regno_rename_ok): Use new macros.
30881 (s390_hard_regno_scratch_ok): Likewise.
30882 (s390_emit_epilogue): Likewise.
30883 (s390_can_use_return_insn): Likewise.
30884 (s390_optimize_prologue): Likewise.
30885 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
30887 2016-02-05 Jakub Jelinek <jakub@redhat.com>
30890 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
30892 (ix86_option_override_internal): Disable TARGET_STV even for
30893 -m{incoming,preferred}-stack-boundary=3.
30895 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30897 * config.gcc: Mark deprecated rtems targets as obsolete.
30899 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
30901 PR rtl-optimization/64682
30902 PR rtl-optimization/69567
30903 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
30904 before I2 only if the register is both used and set in I2.
30906 2016-02-04 DJ Delorie <dj@redhat.com>
30908 * config/msp430/msp430.c (msp430_start_function): Add function type.
30910 2016-02-04 Jakub Jelinek <jakub@redhat.com>
30913 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
30915 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
30917 PR rtl-optimization/69577
30919 2015-10-29 Richard Henderson <rth@redhat.com>
30923 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
30924 sse check to the exact conditions of PR 67609.
30926 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30929 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
30930 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
30931 not allowed into the traditional Altivec registers.
30932 (movtd_64bit_nodm): Likewise.
30933 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
30935 2016-02-04 David Malcolm <dmalcolm@redhat.com>
30937 * config/aarch64/cortex-a57-fma-steering.c
30938 (aarch64_register_fma_steering): Remove "static" from arguments
30941 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
30944 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
30945 twice when complex.
30947 2016-02-04 Mike Frysinger <vapier@gentoo.org>
30949 * doc/invoke.texi: Delete -mno-fma4.
30951 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
30953 PR rtl-optimization/69577
30954 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
30955 (find_subregs_of_mode): Update accordingly. Iterate over partial
30958 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
30960 * config/arm/arm-protos.h (neon_reinterpret): Remove.
30961 * config/arm/arm.c (neon_reinterpret): Remove.
30962 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
30963 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
30964 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
30965 vreinterpretti): Remove.
30966 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
30967 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
30968 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
30969 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
30970 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
30971 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
30972 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
30973 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
30974 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
30975 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
30976 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
30977 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
30978 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
30979 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
30980 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
30981 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
30982 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
30983 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
30984 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
30985 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
30986 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
30987 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
30988 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
30989 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
30990 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
30991 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
30992 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
30993 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
30994 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
30995 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
30996 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
30997 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
30998 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
30999 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31000 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31001 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31002 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31003 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31004 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31005 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31006 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31007 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31008 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31009 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31010 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31011 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31012 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31013 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31014 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31015 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31016 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31017 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31018 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31019 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31020 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31021 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31022 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31023 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31024 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31025 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31026 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31027 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31028 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31029 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31030 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31031 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31032 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31033 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31034 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31035 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31036 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31037 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31038 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31039 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31040 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31041 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31042 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31043 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31044 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31045 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31046 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31047 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31048 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31049 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31050 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31051 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31052 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31053 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31054 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31055 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31056 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31057 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31058 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31059 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31060 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31061 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31062 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31063 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31064 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31065 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31066 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31067 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31068 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31070 2016-02-04 Martin Liska <mliska@suse.cz>
31073 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31074 that are gimple_store_p.
31075 (maybe_instrument_call): Likewise.
31077 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31079 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31080 register scaling out of memory reference and comment why.
31082 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31086 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31087 folding the source of a SET.
31089 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31093 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31094 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31096 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31100 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31103 2016-02-04 Christian Bruel <christian.bruel@st.com>
31105 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31106 * config/arm/arm.c (arm_set_current_function): Likewise.
31108 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31109 Ilya Enkovich <enkovich.gnu@gmail.com>
31110 H.J. Lu <hongjiu.lu@intel.com>
31113 * config/i386/i386.c (convert_scalars_to_vector): Remove
31114 stack alignment fixes.
31115 (ix86_option_override_internal): Disable TARGET_STV if stack
31116 might not be aligned enough.
31117 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31119 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31121 * config/i386/x86-tune.def: Disable default prefetching
31124 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31125 Vladimir Makarov <vmakarov@redhat.com>
31128 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31129 in validating fused toc addresses.
31131 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31134 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31135 range->m_caret fields if range->m_show_caret_p is false.
31138 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31139 Force oldval into register if it does not satisfy reg_or_short_operand
31140 predicate. Fix up formatting.
31142 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31143 Alexandre Oliva <aoliva@redhat.com>
31146 * lra-constraints.c (simplify_operand_subreg): Check additionally
31147 address validity after potential reloading.
31148 (process_address_1): Check insns validity. In case of failure do
31151 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31154 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31157 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31159 * wide-int.cc (canonize_uhwi): New function.
31160 (wi::divmod_internal): Use it.
31162 2016-02-02 James Norris <jnorris@codesourcery.com>
31164 * gimplify.c (omp_notice_variable): Add usage check.
31166 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31168 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31169 like LE, GE, LT, GT when emitting relational operator.
31171 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31173 * ira-costs.c (find_costs_and_classes): Add extra argument.
31174 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31175 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31176 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31177 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31178 Add best_class parameter, and return it if not ALL_REGS.
31179 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31181 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31182 Update target hook.
31184 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31186 * config/aarch64/aarch64.c
31187 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31188 (aarch64_ira_change_pseudo_allocno_class): New function.
31190 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31193 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31195 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31197 * config/avr/avr.c (avr_option_override): Set
31198 PARAM_ALLOW_STORE_DATA_RACES to 1.
31200 2016-02-02 Richard Biener <rguenther@suse.de>
31202 PR tree-optimization/69595
31203 * match.pd: Add range test simplifications to true/false.
31205 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31207 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31208 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31211 2016-02-02 Richard Biener <rguenther@suse.de>
31213 PR tree-optimization/69606
31214 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31215 info on the result before moving a stmt.
31217 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31219 PR middle-end/68542
31220 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31221 branch with vector comparison.
31222 * config/i386/sse.md (VI48_AVX): New mode iterator.
31223 (define_expand "cbranch<mode>4): Add support for conditional branch
31224 with vector comparison.
31225 * tree-vect-loop.c (optimize_mask_stores): New function.
31226 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31227 has_mask_store field of vect_info.
31228 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31229 vectorized loops having masked stores after vec_info destroy.
31230 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31231 correspondent macros.
31232 (optimize_mask_stores): Add prototype.
31234 2016-02-02 Alan Modra <amodra@gmail.com>
31237 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31240 2016-02-02 Alan Modra <amodra@gmail.com>
31243 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31244 whenever toc_label_name used.
31245 (rs6000_file_start): Don't set up toc section here,
31246 (rs6000_output_function_epilogue): do so here instead,
31247 (rs6000_xcoff_file_start): and here.
31248 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31249 (load_toc_aix_di): Likewise.
31251 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31253 PR rtl-optimization/69592
31254 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31255 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31256 (num_sign_bit_copies_binary_arith_p): New inline function.
31257 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31259 2016-02-01 Jeff Law <law@redhat.com>
31261 PR tree-optimization/69580
31262 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31263 * tree-ssa-threadbackward.c
31264 (fsm_find_control_statement_thread_paths): Do not try to walk
31265 through large PHI nodes.
31267 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31269 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31270 when count is incremented above limit, don't analyze further
31273 * omp-low.c (oacc_parse_default_dims): Avoid
31274 -Wsign-compare warning, make sure value fits into int
31275 rather than just unsigned int.
31277 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31279 PR tree-optimization/67921
31280 * fold-const.c (split_tree): New parameters. Convert pointer
31281 type variable part to proper type before negating.
31282 (fold_binary_loc): Pass new arguments to split_tree.
31284 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31286 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31287 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31288 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31289 * doc/tm.texti: Rebuilt.
31290 * doc/invoke.texi (fopenacc-dim): Document.
31291 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31292 (append_compiler_options): Likewise.
31293 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31294 (oacc_parse_default_dims): New.
31295 (oacc_validate_dims): Add USED arg. Select non-unity default when
31297 (oacc_loop_fixed_partitions): Return mask of used partitions.
31298 (oacc_loop_auto_partitions): Emit dump info.
31299 (oacc_loop_partition): Return mask of used partitions.
31300 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31301 loop partitioning and validation calls.
31303 2016-02-01 Richard Biener <rguenther@suse.de>
31305 PR middle-end/69556
31306 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31308 2016-02-01 Richard Biener <rguenther@suse.de>
31310 PR tree-optimization/69574
31311 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31312 of asserting return chrec_dont_know.
31314 2016-02-01 Martin Liska <mliska@suse.cz>
31316 * mem-stats-traits.h: Add copyright header.
31317 * mem-stats.h: Likewise.
31319 2016-02-01 Richard Biener <rguenther@suse.de>
31321 PR tree-optimization/69579
31322 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31323 Do not propagate through abnormal PHI results.
31325 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31327 * postreload.c (reload_cse_simplify): Remove dead code.
31329 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31331 PR rtl-optimization/69570
31332 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31333 if there is more than one set, not if there is a single set.
31335 2016-02-01 Richard Henderson <rth@redhat.com>
31338 * combine.c (make_compound_operation): When looking through a
31339 subreg, make sure to re-extend to the width of the outer mode.
31341 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31343 PR tree-optimization/69546
31344 * wide-int.cc (wi::divmod_internal): For unsigned division
31345 where both operands fit into uhwi, if o1 is 1 and o0 has
31346 msb set, if divident_prec is larger than bits per hwi,
31347 clear another quotient word and return 2 instead of 1.
31348 Similarly for remainder with msb in HWI set, if dividend_prec
31349 is larger than bits per hwi.
31351 2016-01-29 Martin Jambor <mjambor@suse.cz>
31353 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31354 Use short lowercase names.
31355 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31356 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31357 acq_rel one. Protect warning agains segfaults if
31358 get_memory_order_name returns NULL.
31359 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31360 with release semantics. Do not warn if get_memory_order already did.
31361 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31362 semantics. Fix check for relaxed or acquire semantics. Do not warn
31363 if get_memory_order already did.
31365 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31367 * doc/install.texi: Document that isl-0.16 is supported.
31369 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31372 * config/i386/constraints.md (Bm): Describe as special memory
31374 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31375 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31376 * genpreds.c (struct constraint_data): Add is_special_memory.
31377 (have_special_memory_constraints, special_memory_start): New
31379 (special_memory_end): Ditto.
31380 (add_constraint): Add new arg is_special_memory. Add code to
31381 process its true value. Update have_special_memory_constraints.
31382 (process_define_constraint): Pass the new arg.
31383 (process_define_register_constraint): Ditto.
31384 (choose_enum_order): Process special memory.
31385 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31386 function insn_extra_special_memory_constraint.
31387 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31388 * gensupport.c (process_rtx): Process
31389 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31390 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31391 * ira-lives.c (single_reg_class): Use
31392 insn_extra_special_memory_constraint.
31393 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31394 * lra-constraints.c (process_alt_operands): Ditto.
31395 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31396 * recog.c (asm_operand_ok, preprocess_constraints): Process
31398 * reload.c (find_reloads): Ditto.
31399 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31400 * stmt.c (parse_input_constraint): Use
31401 insn_extra_special_memory_constraint.
31403 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31406 * lra-splill.c (lra_final_code_change): Revert r229087 by
31407 removing all sub-registers.
31409 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31412 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31414 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31417 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31418 SSE1, copy target into the temporary reg first before recursing
31421 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31423 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31426 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31428 * ginclude/stdarg.h: Test __cplusplus instead of
31429 __GXX_EXPERIMENTAL_CXX0X__.
31431 2016-01-29 Richard Biener <rguenther@suse.de>
31433 PR tree-optimization/69547
31434 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31435 Do not mark clobbers necessary.
31436 (mark_all_reaching_defs_necessary_1): Likewise.
31438 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31440 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31441 declaration name with %qs and print it in both error messages.
31442 Also fix indentation.
31444 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31447 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31448 trailing blank line from error message.
31450 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31453 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31456 2016-01-29 Richard Biener <rguenther@suse.de>
31458 PR middle-end/69537
31459 * match.pd: Allow all integral types when simplifying a
31460 widening or sign-changing conversion.
31462 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31464 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31465 back to setting codegen_error to fail codegen.
31467 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31470 * config/i386/constraints.md (C): Only accept constant zero operand.
31471 (BC): New constraint.
31472 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31473 instead of C constraint.
31474 * doc/md.texi (Machine Constraints): Update description
31477 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31480 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31482 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31484 PR middle-end/69542
31485 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31488 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31490 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31491 branches if using guessed profile.
31493 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31495 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31497 2016-01-28 Richard Henderson <rth@redhat.com>
31500 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31501 * config/aarch64/aarch64-protos.h: Update.
31502 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31503 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31504 (aarch64_get_condition_code_1): Handle CC_Cmode.
31505 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31506 (*add<mode>3_compareC_cconly_imm): New.
31507 (*add<mode>3_compareC_cconly): New.
31508 (*add<mode>3_compareC_imm): New.
31509 (add<mode>3_compareC): New.
31510 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31511 to be first. Use aarch64_carry_operation.
31512 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31513 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31514 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31515 (subti3): Use subdi3_compare1.
31516 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31517 (sub<mode>3_compare1): New.
31518 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31519 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31520 (*subsi3_carryin_uxtw): Likewise.
31521 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31522 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31523 * config/aarch64/iterators.md (DWI): New.
31524 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31525 (aarch64_borrow_operation): New.
31527 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31529 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31530 message when isl does not return a valid schedule.
31532 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31534 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31535 Remove comments from class declarations: they are already in the code
31538 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31540 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31542 (ternary_op_to_tree): Same.
31543 (unary_op_to_tree): Same.
31544 (nary_op_to_tree): Same.
31545 (gcc_expression_from_isl_expr_op): Same.
31546 (gcc_expression_from_isl_expression): Same.
31547 (graphite_create_new_loop): Same.
31548 (graphite_create_new_loop_guard): Same.
31549 (build_iv_mapping): Same.
31550 (graphite_create_new_guard): Same.
31551 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31552 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31554 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31556 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31557 instead of setting codegen_error to fail codegen.
31559 2016-01-28 Jason Merrill <jason@redhat.com>
31561 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31563 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31565 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31566 Remove CONST_INT_P check in CCMP cost calculation.
31568 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31570 * config/aarch64/aarch64.c (generic_vector_cost):
31571 Set vec_permute_cost.
31572 (cortexa57_vector_cost): Likewise.
31573 (exynosm1_vector_cost): Likewise.
31574 (xgene1_vector_cost): Likewise.
31575 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31576 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31577 Add vec_permute_cost entry.
31579 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31581 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31583 (add<mode>3_compare0): Likewise.
31584 (addsi3_compare0_uxtw): Likewise.
31585 (add<mode>3nr_compare0): Likewise.
31586 (compare_neg<mode>): Likewise.
31587 (<optab><mode>3): Likewise.
31589 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31591 * tree-vect-stmts.c (vectorizable_comparison): Add
31592 NULL check for vectype.
31594 2016-01-28 Richard Biener <rguenther@suse.de>
31596 PR tree-optimization/69466
31597 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31598 Account for PHIs we couldn't duplicate.
31600 2016-01-28 Martin Liska <mliska@suse.cz>
31603 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31604 instead of ENABLE_VALGRIND_CHECKING.
31606 2016-01-27 Richard Henderson <rth@redhat.com>
31609 * lra-remat.c (subreg_regs): New.
31610 (dump_candidates_and_remat_bb_data): Dump it.
31611 (operand_to_remat): Reject if operand in subreg_regs.
31612 (set_bb_regs): Collect subreg_regs.
31613 (lra_remat): Init and free subreg_regs. Compute
31614 calculate_local_reg_remat_bb_data before create_cands.
31616 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31619 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31620 change stack_alignment_needed for __tls_get_addr call.
31622 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31624 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31626 2016-01-27 Jeff Law <law@redhat.com>
31628 PR tree-optimization/68398
31629 PR tree-optimization/69196
31630 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31631 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31632 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31633 Only count PHIs in the last block in the path. The others will
31634 const/copy propagate away. Add heuristic to allow more irreducible
31635 subloops to be created when it is likely profitable to do so.
31637 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31638 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31639 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31641 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31644 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31645 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31646 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31647 * tree-streamer-in.c: Include asan.h.
31648 (streamer_get_builtin_tree): For builtins in sanitizer
31649 range call initialize_sanitizer_builtins and retry.
31651 2016-01-27 Ian Lance Taylor <iant@google.com>
31653 * common.opt (fkeep-gc-roots-live): New undocumented option.
31654 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31655 -fkeep-gc-roots-live, skip pointers.
31656 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31659 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31662 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31663 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31665 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31668 * configure.ac: NetBSD provides SSP in its C library.
31669 * configure: Updated.
31671 2016-01-27 Richard Biener <rguenther@suse.de>
31673 PR tree-optimization/69166
31674 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31675 reduction code for commutativity / associativity.
31677 2016-01-27 Martin Jambor <mjambor@suse.cz>
31679 PR tree-optimization/69355
31680 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31681 total_scalarization fails.
31683 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31685 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31688 2016-01-27 Christian Bruel <christian.bruel@st.com>
31691 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31692 Move arm_reset_previous_fndecl and set_target_option_current_node in
31693 the conditional part. Call save_restore_target_globals.
31694 * config/arm/arm.c (arm_set_current_function):
31695 Refactor to better support #pragma target and attribute mix.
31696 Call save_restore_target_globals.
31697 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31699 2016-01-27 Martin Liska <mliska@suse.cz>
31701 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31702 reference for an HSA kernel and its host function.
31704 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31706 PR tree-optimization/69399
31707 * wide-int.h (wi::lrshift): For larger precisions, only
31708 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31710 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31712 * config/arc/predicates.md (proper_comparison_operator): Reject
31713 constant-constant comparison.
31715 2016-01-26 Tom de Vries <tom@codesourcery.com>
31717 PR tree-optimization/69110
31718 * tree-data-ref.c (initialize_data_dependence_relation): Handle
31719 DR_NUM_DIMENSIONS == 0.
31721 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31722 Sebastian Pop <s.pop@samsung.com>
31724 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
31725 isl_ast_op_cond and isl_ast_op_select.
31726 (gcc_expression_from_isl_expr_op): Same.
31728 2016-01-26 Jason Merrill <jason@redhat.com>
31731 * tree.c (recompute_constructor_flags): Split out from
31733 (verify_constructor_flags): New.
31734 * tree.h: Declare them.
31736 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
31738 PR rtl-optimization/69217
31739 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
31740 are no TYPE_FIELDS set for the record type.
31742 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31745 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
31746 toc_label_name unconditionally.
31747 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
31748 SYMBOL_REF string. Use toc_label_name instead of constructing
31750 (rs6000_elf_declare_function_name): Use toc_label_name instead of
31751 constructing LCTOC1.
31753 2016-01-26 Martin Sebor <msebor@redhat.com>
31756 * doc/extend.texi (Common Type Attributes): Move text that talks about
31757 attribute packed from attribute aligned to the section discussing
31758 the former attribute for clarity.
31760 2016-01-26 Richard Henderson <rth@redhat.com>
31762 PR middle-end/60908
31763 * trans-mem.c (tm_region_init): Mark entry block as visited.
31765 2016-01-26 David Malcolm <dmalcolm@redhat.com>
31768 * diagnostic-show-locus.c (layout::print_source_line): Replace
31769 call to pp_newline with call to layout::print_newline.
31770 (layout::print_annotation_line): Likewise.
31771 (layout::move_to_column): Likewise.
31772 (layout::print_any_fixits): After printing any fixits, print a
31773 trailing newline, if necessary.
31774 (layout::print_newline): New method, resetting any colorization
31776 (diagnostic_show_locus): Move the pp_newline to before the
31777 early bailout. Remove dummy block enclosing the layout instance.
31778 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
31779 of pp_newline_and_flush with pp_flush.
31780 (diagnostic_append_note): Delete use of pp_newline.
31781 (diagnostic_append_note_at_rich_loc): Delete.
31782 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
31783 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
31784 when newline characters are added to the buffer.
31786 2016-01-26 Michael Matz <matz@suse.de>
31788 * configure.ac (ac_cv_std_swap_in_utility): New test.
31789 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
31790 * configure: Regenerate.
31791 * config.in: Regenerate.
31793 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
31795 * config/arc/arc.md (cstoresi4): Force operand into register.
31796 (arcset<code>): Fix predicate.
31797 (arcsetltu): Likewise.
31798 (arcsetgeu): Likewise.
31799 (arcsethi): Likewise.
31800 (arcsetls): Likewise.
31802 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31804 PR tree-optimization/69483
31805 * gimple-fold.c (canonicalize_constructor_val): Return NULL
31806 if base has error_mark_node type.
31808 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
31811 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
31812 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
31814 (vget_lane_f16): Handle big-endian.
31815 (vgetq_lane_f16): Likewise.
31816 (vset_lane_f16): Likewise.
31817 (vsetq_lane_f16): Likewise.
31818 * config/arm/iterators.md (VQXMOV): Add V8HF.
31819 (VDQ): Add V4HF and V8HF.
31820 (V_reg): Handle V4HF and V8HF.
31821 (Is_float_mode): Likewise.
31822 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
31823 neon_vdup_nv8hf): New patterns.
31824 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
31825 Use VD_LANE iterator.
31826 (neon_vld1_dup<mode>): Use VQ2 iterator.
31828 2016-01-26 Nathan Sidwell <nathan@acm.org>
31830 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
31831 (set_oacc_fn_attrib): Add IS_KERNEL arg.
31832 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
31833 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
31834 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
31835 (oacc_validate_dims): Add LEVEL arg, don't return level.
31836 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
31837 oacc_validate_dims.
31838 (execute_oacc_device_lower): Adjust, add more dump output.
31839 * tree-ssa-loop.c (gate_oacc_kernels): Use
31840 oacc_fn_attrib_kernels_p.
31841 * tree-parloops.c (create_parallel_loop): Adjust
31842 set_oacc_fn_attrib call.
31844 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31847 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
31848 (append_compiler_options): Handle -fcilkplus.
31849 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
31851 2016-01-26 Nick Clifton <nickc@redhat.com>
31854 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
31855 been marked as DECL_ONE_ONLY but we do not the means to make it
31856 so, then do not allow it to bind locally.
31858 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31861 * opts.h (parse_sanitizer_options): New prototype.
31862 * opts.c (sanitizer_opts): New array.
31863 (parse_sanitizer_options): New function.
31864 (common_handle_option): Use parse_sanitizer_options.
31866 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
31869 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
31870 alignment adjustment to ...
31871 (ix86_update_stack_boundary): Here. Don't over-align stack for
31873 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
31874 if __tls_get_addr is called.
31876 2016-01-26 Christian Bruel <christian.bruel@st.com>
31878 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
31880 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
31882 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
31884 2016-01-26 Richard Biener <rguenther@suse.de>
31886 PR middle-end/69467
31887 * match.pd: Guard X * CST CMP 0 pattern with single_use.
31889 2016-01-26 Richard Biener <rguenther@suse.de>
31891 PR tree-optimization/69452
31892 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
31893 (move_computations_dom_walker::before_dom_children): Rename
31895 (move_computations_worker): This.
31896 (move_computations): Perform an RPO rather than a DOM walk.
31898 2016-01-26 Jakub Jelinek <jakub@redhat.com>
31901 * combine.c (combine_instructions): For REG_EQUAL note with
31902 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
31903 to the underlying register.
31904 * doc/rtl.texi (REG_EQUAL): Document the behavior of
31905 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
31907 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
31910 * config/aarch64/aarch64-builtins.c
31911 (aarch64_init_simd_builtin_types): Do not set structural
31912 equality to __Poly{8,16,64,128}_t types.
31914 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
31916 PR tree-optimization/69400
31917 * wide-int.cc (wi_pack): Take the precision as argument and
31918 perform canonicalization here rather than in the callers.
31919 Use the main loop to handle all full-width HWIs. Add a
31920 zero HWI if in_len isn't a full result.
31921 (wi::divmod_internal): Update accordingly.
31922 (wi::mul_internal): Likewise. Simplify.
31924 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
31925 Sebastian Pop <s.pop@samsung.com>
31927 * graphite-poly.c (apply_poly_transforms): Simplify.
31928 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
31929 (print_isl_map): Same.
31930 (print_isl_union_map): Same.
31931 (print_isl_schedule): New.
31932 (debug_isl_schedule): New.
31933 * graphite-dependences.c (scop_get_reads): Do not call
31934 isl_union_map_add_map that is undocumented isl functionality.
31935 (scop_get_must_writes): Same.
31936 (scop_get_may_writes): Same.
31937 (scop_get_original_schedule): Remove.
31938 (scop_get_dependences): Do not call isl_union_map_compute_flow that
31939 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
31940 (compute_deps): Remove.
31941 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
31942 (debug_schedule_ast): New.
31943 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
31944 set_separate_option.
31945 (graphite_regenerate_ast_isl): Add dump.
31946 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
31947 from scop->transformed_schedule.
31948 (graphite_regenerate_ast_isl): Add more dump.
31949 * graphite-optimize-isl.c (optimize_isl): Set
31950 scop->transformed_schedule. Check whether schedules are equal.
31951 (apply_poly_transforms): Move here.
31952 * graphite-poly.c (apply_poly_transforms): ... from here.
31953 (free_poly_bb): Static.
31954 (free_scop): Static.
31955 (pbb_number_of_iterations_at_time): Remove.
31956 (print_isl_ast): New.
31957 (debug_isl_ast): New.
31958 (debug_scop_pbb): New.
31959 * graphite-scop-detection.c (print_edge): Move.
31960 (print_sese): Move.
31961 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
31962 (build_scop_scattering): Remove.
31963 (create_pw_aff_from_tree): Assert instead of bailing out.
31964 (add_condition_to_pbb): Remove unused code, do not fail.
31965 (add_conditions_to_domain): Same.
31966 (add_conditions_to_constraints): Remove.
31967 (build_scop_context): New.
31968 (add_iter_domain_dimension): New.
31969 (build_iteration_domains): Initialize pbb->iterators.
31970 Call add_conditions_to_domain.
31973 (index_outermost_in_loop): New.
31974 (index_pbb_in_loop): New.
31975 (outermost_pbb_in): New.
31976 (add_in_sequence): New.
31977 (add_outer_projection): New.
31978 (outer_projection_mupa): New.
31979 (add_loop_schedule): New.
31980 (build_schedule_pbb): New.
31981 (build_schedule_loop): New.
31982 (embed_in_surrounding_loops): New.
31983 (build_schedule_loop_nest): New.
31984 (build_original_schedule): New.
31985 (build_poly_scop): Call build_original_schedule.
31986 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
31987 (free_poly_dr): Remove.
31988 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
31989 (free_poly_bb): Remove.
31990 (debug_loop_vec): Remove.
31991 (print_isl_ast): Declare.
31992 (debug_isl_ast): Declare.
31993 (scop_do_interchange): Remove.
31994 (scop_do_strip_mine): Remove.
31995 (scop_do_block): Remove.
31996 (flatten_all_loops): Remove.
31997 (optimize_isl): Remove.
31998 (pbb_number_of_iterations_at_time): Remove.
31999 (debug_scop_pbb): Declare.
32000 (print_schedule_ast): Declare.
32001 (debug_schedule_ast): Declare.
32002 (struct scop): Remove schedule. Add original_schedule,
32003 transformed_schedule.
32004 (free_gimple_poly_bb): Remove.
32005 (print_generated_program): Remove.
32006 (debug_generated_program): Remove.
32007 (unify_scattering_dimensions): Remove.
32008 * sese.c (print_edge): ... here.
32009 (print_sese): ... here.
32010 (debug_edge): ... here.
32011 (debug_sese): ... here.
32012 * sese.h (print_edge): Declare.
32013 (print_sese): Declare.
32014 (dump_edge): Declare.
32015 (dump_sese): Declare.
32017 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32018 Sebastian Pop <s.pop@samsung.com>
32020 * Makefile.in: Set ISLVER in site.exp.
32022 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32024 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32025 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32026 through DECL_VALUE_EXPR for expansion.
32028 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32030 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32031 the frame info after reload completed.
32033 2016-01-25 Jeff Law <law@redhat.com>
32035 PR tree-optimization/69196
32036 PR tree-optimization/68398
32037 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32038 tree-ssa-threadupdate.c.
32039 (determine_bb_domination_status): Prototype
32040 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32041 (determine_bb_domination_status): No longer static.
32042 (valid_jump_thread_path): Remove code to detect characteristics
32043 of the jump thread path not associated with correctness.
32044 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32045 Correct test for thread path length. Count PHIs for real operands as
32046 statements that need to be copied. Do not count ASSERT_EXPRs.
32047 Look at all the blocks in the thread path. Compute and selectively
32048 filter thread paths based on threading through the latch, threading
32049 a multiway branch or crossing a multiway branch.
32051 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32053 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32054 decl with __attribute__ ((unused)) annotation.
32056 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32059 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32060 of operands is compatible with a statement vectype.
32062 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32064 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32065 improve wording for mixed storage order support.
32067 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32069 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32070 (vcvt_u64_f64): Likewise.
32071 (vcvta_s64_f64): Likewise.
32072 (vcvta_u64_f64): Likewise.
32073 (vcvtm_s64_f64): Likewise.
32074 (vcvtm_u64_f64): Likewise.
32075 (vcvtn_s64_f64): Likewise.
32076 (vcvtn_u64_f64): Likewise.
32077 (vcvtp_s64_f64): Likewise.
32078 (vcvtp_u64_f64): Likewise.
32080 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32082 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32083 (arc_init): Check validity mll64 option.
32084 (arc_save_restore): Use double load/store instruction.
32085 (arc_expand_movmem): Likewise.
32086 (arc_split_move): Don't split if we have double load/store
32087 instructions. Returns a boolean.
32088 (arc_process_double_reg_moves): Change function to return boolean
32089 instead of a sequence of instructions.
32090 (arc_dwarf_register_span): New function.
32091 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32092 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32093 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32094 (*movdf_insn): Likewise.
32095 * config/arc/arc.opt (mll64): New option.
32096 * config/arc/predicates.md (even_register_operand): New predicate.
32097 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32099 2016-01-25 Richard Biener <rguenther@suse.de>
32102 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32103 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32105 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32107 2016-01-25 Richard Biener <rguenther@suse.de>
32109 PR tree-optimization/69376
32110 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32112 (VN_INFO_ANTI_RANGE_P): New inline.
32113 (VN_INFO_RANGE_TYPE): Likewise.
32114 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32115 SSA_NAME_ANTI_RANGE_P.
32116 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32117 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32118 Properly query VN_INFO_RANGE_TYPE.
32120 2016-01-25 Nick Clifton <nickc@redhat.com>
32123 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32125 2016-01-23 Tom de Vries <tom@codesourcery.com>
32127 PR tree-optimization/69426
32128 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32131 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32133 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32134 "the the" with "the" in the comments.
32135 * ipa-devirt.c (build_type_inheritance_graph,
32136 update_type_inheritance_graph): Likewise.
32137 * tree.c (build_function_type_list_1): Likewise.
32138 * cfgloopmanip.c (scale_loop_profile): Likewise.
32139 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32140 * gimple-ssa-split-paths.c
32141 (find_block_to_duplicate_for_splitting_paths): Likewise.
32142 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32143 * expr.c (convert_move): Likewise.
32144 * var-tracking.c (vt_stack_adjustments): Likewise.
32145 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32146 * tree-vrp.c (test_for_singularity): Likewise.
32148 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32149 directly instead of building a temporary tree.
32152 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32153 remove <algorithm> include.
32155 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32158 * config/i386/i386.c: Include dojump.h.
32159 (expand_small_movmem_or_setmem,
32160 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32162 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32163 if dynamic_check != -1.
32165 2016-01-21 Jeff Law <law@redhat.com>
32167 PR middle-end/69347
32168 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32169 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32170 into dominated_by_p.
32171 (cprop_into_successor_phis): Avoid unnecessary tests.
32173 2016-01-22 Richard Henderson <rth@redhat.com>
32176 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32177 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32179 2016-01-22 Michael Matz <matz@suse.de>
32181 * system.h (string, algorithm): Include only conditionally.
32182 (new): Include always under C++.
32183 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32184 * final.c (toplevel): Ditto.
32185 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32186 * genconditions.c (write_header): Make gencondmd.c define
32188 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32190 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32191 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32193 2016-01-22 Christian Bruel <christian.bruel@st.com>
32196 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32198 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32201 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32202 define_insn_and_split. Ensure operands[1] and operands[0] do not
32203 get assigned the same register.
32205 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32207 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32209 2016-01-22 Christian Bruel <christian.bruel@st.com>
32211 * config/arm/arm-c.c (arm_pragma_target_parse):
32212 Remove warn_builtin_macro_redefined overwrite.
32214 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32216 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32217 flag_non_call_exceptions compatibility.
32219 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32222 * dwarf2out.c (add_child_die_after): New function.
32223 (dwarf_qual_info_t): New type.
32224 (dwarf_qual_info): New variable.
32225 (qualified_die_p): New function.
32226 (modified_type_die): For -fdebug-types-section, ensure
32227 canonical order of qualifiers. Put qualified DIEs adjacent
32228 to the corresponding non-qualified type DIE and search there
32229 for existing qualified DIEs.
32231 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32233 * doc/extend.texi (scalar_storage_order type attribute): Document
32234 restriction on type punning and aliasing, and remove future tense.
32236 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32239 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32242 2016-01-21 Jeff Law <law@redhat.com>
32244 PR middle-end/69347
32245 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32246 useless call to record_temporary_equivalences.
32247 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32248 allocate 10 slots in the bb_path vector and let it grow as needed.
32249 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32252 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32254 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32256 * configure: Regenerate.
32258 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32260 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32261 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32263 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32265 PR middle-end/66178
32266 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32267 drop EXPAND_INITIALIZER.
32268 * rtl.h (contains_symbolic_reference_p): Declare.
32269 * rtlanal.c (contains_symbolic_reference_p): New function.
32270 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32271 a subtraction into a NOT if symbolic constants are involved.
32273 2016-01-21 Anton Blanchard <anton@samba.org>
32274 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32277 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32279 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32282 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32284 * config/microblaze/microblaze.c
32285 (get_branch_target): New.
32286 (insert_wic_for_ilb_runout): New.
32288 (microblaze_machine_dependent_reorg): New.
32289 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32290 * config/microblaze/microblaze.md
32291 (UNSPEC_IPREFETCH): Define.
32292 (iprefetch): New pattern
32293 * config/microblaze/microblaze.opt
32294 (mxl-prefetch): New flag.
32296 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32298 * config/microblaze/microblaze.h
32299 (FIXED_REGISTERS): Update in macro.
32300 (CALL_USED_REGISTERS): Update in macro.
32302 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32304 PR rtl-optimization/68920
32305 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32308 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32310 PR rtl-optimization/68990
32311 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32312 pseudo instead of inheritance ones.
32314 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32315 Nick Clifton <nickc@redhat.com>
32319 * config/mips/mips.c (mips_compute_frame_info): Initialise
32320 args_size and hard_frame_pointer_offset fields of the frame
32321 structure before calling mips_global_pointer.
32323 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32325 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32327 * configure: Regenerate.
32329 2016-01-21 Richard Biener <rguenther@suse.de>
32331 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32333 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32335 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32336 to actually emit the .size directive.
32338 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32339 Jakub Jelinek <jakub@redhat.com>
32343 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32344 args array size by one to avoid buffer overflow.
32346 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32348 * config/s390/s390.md (pool_section_start): Use switch_to_section
32349 to select proper read-only data section instead of hardcoding
32351 (pool_section_end): Use switch_to_section to match the above.
32353 2016-01-21 Richard Biener <rguenther@suse.de>
32355 PR tree-optimization/69378
32356 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32357 (set_ssa_val_to): Use it for dominance checks taking into
32358 account not executable edges.
32360 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32363 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32364 for bitsize instead of GET_MODE_PRECISION (mode).
32366 2016-01-20 Martin Sebor <msebor@redhat.com>
32369 * extend.texi (__sync Builtins): Clarify the semantics of
32370 __sync_fetch_and_OP built-ins on pointers.
32371 (__atomic Builtins): Same.
32373 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32374 Sebastian Pop <s.pop@samsung.com>
32376 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32377 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32378 (is_valid_rename): Same.
32379 (translate_isl_ast_to_gimple::get_rename): Same.
32380 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32381 (translate_isl_ast_to_gimple::rename_uses): Same.
32382 (get_new_name): Check for close_phi nodes.
32383 (copy_loop_phi_args): Use phi_node_kind.
32384 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32385 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32387 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32388 Sebastian Pop <s.pop@samsung.com>
32390 Revert commit r229783.
32391 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32392 Remove use of parameter_rename_map.
32393 (copy_def): Remove.
32394 (copy_internal_parameters): Remove.
32395 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32396 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32397 (free_sese_info): Do not free parameter_rename_map.
32398 (set_rename): Do not use parameter_rename_map.
32399 (rename_uses): Update call to set_rename.
32400 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32401 * sese.h (parameter_rename_map_t): Remove.
32402 (struct sese_info_t): Remove field parameter_rename_map.
32404 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32405 Sebastian Pop <s.pop@samsung.com>
32407 * graphite-isl-ast-to-gimple.c: Fix comment.
32408 * graphite-scop-detection.c (defined_in_loop_p): New.
32409 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32410 names defined in loop.
32412 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32413 Sebastian Pop <s.pop@samsung.com>
32415 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32416 Discard unstructured if-then-else regions.
32418 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32419 Sebastian Pop <s.pop@samsung.com>
32421 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32422 (cleanup_loop_iter_dom): Remove.
32423 (build_loop_iteration_domains): Remove.
32424 (build_scop_context): Remove.
32425 (build_scop_iteration_domain): Remove.
32426 (add_loop_constraints): New.
32427 (build_iteration_domains): New.
32428 (build_poly_scop): Call build_iteration_domains.
32430 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32431 Sebastian Pop <s.pop@samsung.com>
32433 * graphite-scop-detection.c
32434 (scop_detection::harmful_loop_in_region): Free dom and loops.
32435 (scop_detection::loop_body_is_valid_scop): Free bbs.
32437 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32438 Sebastian Pop <s.pop@samsung.com>
32440 * graphite-scop-detection.c (record_loop_in_sese): New.
32441 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32442 (build_scops): Remove call to build_sese_loop_nests.
32443 * sese.c (sese_record_loop): Remove.
32444 (build_sese_loop_nests): Remove.
32445 (new_sese_info): Remove region->loops.
32446 (free_sese_info): Same.
32447 * sese.h (sese_contains_loop): Same.
32448 (build_sese_loop_nests): Remove.
32449 (sese_contains_loop): Remove.
32451 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32452 Sebastian Pop <s.pop@samsung.com>
32454 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32455 loop_is_valid_in_scop.
32456 (scop_detection::harmful_stmt_in_region): Renamed
32457 harmful_loop_in_region.
32458 Call loop_is_valid_in_scop.
32460 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32461 Sebastian Pop <s.pop@samsung.com>
32463 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32466 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32467 Sebastian Pop <s.pop@samsung.com>
32469 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32470 * graphite.h (struct poly_bb): Remove field is_reduction.
32471 (PBB_IS_REDUCTION): Remove.
32473 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32474 Sebastian Pop <s.pop@samsung.com>
32476 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32477 (add_pdr_constraints): Same.
32478 (scop_get_reads): Same.
32479 (scop_get_must_writes): Same.
32480 (scop_get_may_writes): Same.
32481 (scop_get_original_schedule): Same.
32482 (extend_schedule): Same.
32483 (apply_schedule_on_deps): Same.
32484 (carries_deps): Same.
32485 (compute_deps): Same.
32486 (scop_get_dependences): Same.
32487 * graphite-isl-ast-to-gimple.c
32488 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32489 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32490 (get_schedule_for_band_list): Same.
32491 (get_schedule_map): Same.
32492 (apply_schedule_map_to_scop): Same.
32493 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32494 (build_loop_iteration_domains): Same.
32495 (add_condition_to_pbb): Same.
32496 (add_param_constraints): Same.
32497 (pdr_add_memory_accesses): Same.
32498 (pdr_add_data_dimensions): Same.
32500 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32502 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32505 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32507 * common.opt (feliminate-dwarf2-dups): Replace references to
32508 "DWARF 2" with just "DWARF".
32509 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32510 * doc/extend.texi: Likewise.
32511 * doc/cpp.texi: Likewise.
32512 * doc/invoke.texi: Likewise.
32513 (Option Summary): Add -gdwarf to list of Debugging Options.
32514 (Debugging Options): Document -gdwarf.
32515 * doc/contrib.texi: Spell "DWARF" like that.
32517 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32519 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32520 warning. Fix up formatting.
32522 PR middle-end/67653
32523 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32524 attempt to mark memory input operand addressable and
32525 call prepare_gimple_addressable in that case. Don't adjust
32526 input_location for diagnostics, use error_at instead.
32528 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32530 * config/rs6000/ppc-auxv.h: New file.
32531 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32532 (cpu_is): Likewise.
32533 (cpu_supports): Likewise.
32534 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32535 (cpu_is_info): New variable.
32536 (cpu_supports_info): Likewise.
32537 (tcb_verification_symbol): Likewise.
32538 (cpu_builtin_p): Likewise.
32539 (cpu_expand_builtin): New function.
32540 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32541 (rs6000_init_builtins): Likewise.
32542 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32543 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32544 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32545 * configure: Regenerate.
32546 * config.in: Likewise.
32547 * doc/extend.texi (PowerPC Built-in Functions): Document
32548 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32550 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32553 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32555 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32558 2016-01-20 Richard Henderson <rth@redhat.com>
32564 * tree.c (tm_define_builtin): New.
32565 (find_tm_vector_type): New.
32566 (build_tm_vector_builtins): New.
32567 (build_common_builtin_nodes): Call it.
32569 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32571 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32572 (arm_fp_ok): Likewise.
32573 (arm_fp): Likewise.
32574 (arm_crypto): Likewise.
32576 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32577 Richard Biener <rguenther@suse.de>
32579 PR tree-optimization/69328
32580 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32581 vectors have same number of elements.
32582 (vectorizable_condition): Fix masked version recognition.
32584 2016-01-20 Richard Biener <rguenther@suse.de>
32586 PR tree-optimization/69345
32587 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32588 (VN_INFO_PTR_INFO): Likewise.
32589 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32590 info when it is equal between non-dominating SSA names.
32591 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32592 Make sure to look at original SSA infos.
32594 2016-01-20 Jeff Law <law@redhat.com>
32597 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32599 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32600 (pc_or_label_operand): New predicate.
32601 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32602 tests for small integers that are 2^n - 1.
32604 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32606 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32608 2016-01-19 Jeff Law <law@redhat.com>
32610 PR middle-end/69347
32611 * tree-ssa-threadbackwards.c
32612 (fsm_find_control_statement_thread_paths): Do not try to lookup
32613 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32615 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32617 * doc/lto.texi: Remove text that says only Gold has linker plugin
32620 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32622 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32623 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32624 the DIE accordingly.
32625 (modified_type_die): Add REVERSE parameter and pass it recursively,
32626 as well as to base_type_die. Adjust presence check accordingly.
32627 (base_type_for_mode): Adjust call to modified_type_die.
32628 (add_type_attribute): Add REVERSE parameter and pass it to
32630 (generic_parameter_die): Adjust call to add_type_attribute.
32631 (add_scalar_info): Likewise.
32632 (add_subscript_info): Likewise.
32633 (gen_array_type_die): Likewise.
32634 (gen_descr_array_type_die): Likewise.
32635 (gen_entry_point_die): Likewise.
32636 (gen_enumeration_type_die): Likewise.
32637 (gen_formal_parameter_die): Likewise.
32638 (gen_subprogram_die): Likewise.
32639 (gen_variable_die ): Likewise.
32640 (gen_const_die): Likewise.
32641 (gen_field_die): Likewise.
32642 (gen_pointer_type_die): Likewise.
32643 (gen_reference_type_die): Likewise.
32644 (gen_ptr_to_mbr_type_die): Likewise.
32645 (gen_inheritance_die): Likewise.
32646 (gen_subroutine_type_die): Likewise.
32647 (gen_typedef_die): Likewise.
32648 (force_type_die): Adjust call to modified_type_die.
32650 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32652 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32653 flow throughout the file. Fix broken link to Objective-C 2.0
32655 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32658 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32660 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32662 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32665 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32666 (maybe_record_node): Record cxa_pure_virtual as the only possible
32667 target if there are not ohter candidates.
32668 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32670 2016-01-19 Richard Biener <rguenther@suse.de>
32672 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32673 (get_memory_order): Likewise.
32675 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32677 * tree-vect-stmts.c (vectorizable_store): Check
32680 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32683 * gcc.c (driver::decode_argv): Add call to
32684 init_opts_obstack before init_options_struct.
32685 * opts.c (init_opts_obstack): Remove idempotency.
32686 (init_options_struct): Replace call to init_opts_obstack
32687 with a gcc_assert to verify that it has already been called.
32688 * toplev.c (toplev::main): Add call to init_opts_obstack before
32689 calls to init_options_struct.
32690 (toplev::finalize): Move cleanup of opts_obstack next to
32691 cleanup of save_decoded_options, clearing the latter, and
32692 save_decoded_options_count.
32694 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32697 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32698 attribute to unconditional. Remove %? from output template.
32700 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32701 Jiong Wang <jiong.wang@arm.com>
32703 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32704 generated from different expand order.
32706 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32708 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32709 Add support for CCMP costing.
32711 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32713 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
32714 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
32715 (fccmpe<mode>): Likewise.
32716 (fcmp): Rename to fcmp and globalize pattern.
32718 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
32719 (aarch64_gen_ccmp_next): Add FP support.
32721 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32723 * target.def (gen_ccmp_first): Update documentation.
32724 (gen_ccmp_next): Likewise.
32725 * doc/tm.texi (gen_ccmp_first): Update documentation.
32726 (gen_ccmp_next): Likewise.
32727 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
32728 expand_ccmp_expr_1. Improve comments.
32729 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
32730 (ccmp_ior<mode>): Remove pattern.
32731 (cmp<mode>): Remove expand.
32732 (cmp): Globalize pattern.
32733 (cstorecc4): Use cc_register.
32734 (mov<mode>cc): Remove ccmp_cc_register check.
32735 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
32736 Simplify after removal of CC_DNE/* modes.
32737 (aarch64_ccmp_mode_to_code): Remove.
32738 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
32739 In 'k' case use integer as condition.
32740 (aarch64_nzcv_codes): Remove inverted cases.
32741 (aarch64_code_to_ccmode): Remove.
32742 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
32743 comparison with CC register to be used in folowing CCMP/branch/CSEL.
32744 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
32745 pattern. Return the comparison with CC register. Invert conditions
32746 when bitcode is OR.
32747 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
32748 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
32750 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32752 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32753 instrumented_version.
32755 2016-01-19 Richard Biener <rguenther@suse.de>
32757 PR tree-optimization/69336
32758 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
32759 handled components with get_ref_base_and_extent.
32760 (equal_mem_array_ref_p): Adjust.
32762 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32765 * shrink-wrap.c: Include valtrack.h.
32766 (move_insn_for_shrink_wrap): Add DEBUG argument. If
32767 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
32768 in between insn and where it will be moved to. Call
32769 dead_debug_insert_temp.
32770 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
32771 first and dead_debug_local_finish at the end.
32772 For uses and defs bitmap, handle all regs in between REGNO and
32773 END_REGNO, not just the first one.
32775 2016-01-19 Richard Biener <rguenther@suse.de>
32777 PR tree-optimization/69352
32778 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
32779 (equal_mem_array_ref_p): Constrain size and max size properly.
32780 Compare the reverse flag.
32782 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
32784 * ira.c (ira): Update regstat data if we deleted insns.
32786 2016-01-19 Jakub Jelinek <jakub@redhat.com>
32788 PR rtl-optimization/68955
32789 PR rtl-optimization/64557
32790 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
32791 here. Fix up formatting.
32792 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
32794 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32797 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
32798 assume that the node has body.
32799 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
32802 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32804 * lto-streamer-out.c (lto_output): Do not stream instrumentation
32807 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32809 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
32810 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
32812 2016-01-19 Martin Jambor <mjambor@suse.cz>
32813 Martin Liska <mliska@suse.cz>
32814 Michael Matz <matz@suse.de>
32816 * Makefile.in (OBJS): Add new source files.
32817 (GTFILES): Add hsa.c.
32818 * common.opt (disable_hsa): New variable.
32819 (-Whsa): New warning.
32820 * config.in (ENABLE_HSA): New.
32821 * configure.ac: Treat hsa differently from other accelerators.
32822 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
32823 $enable_offloading.
32824 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
32825 * doc/install.texi (Configuration): Document --with-hsa-runtime,
32826 --with-hsa-runtime-include, --with-hsa-runtime-lib and
32827 --with-hsa-kmt-lib.
32828 * doc/invoke.texi (-Whsa): Document.
32829 (hsa-gen-debug-stores): Likewise.
32830 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
32831 to invoke offload compiler for hsa acclerator.
32832 * opts.c (common_handle_option): Determine whether HSA offloading
32833 should be performed.
32834 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
32835 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
32836 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
32837 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
32838 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
32839 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
32840 GF_OMP_FOR_KIND_GRID_LOOP.
32841 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
32842 (pp_gimple_stmt_1): Likewise.
32843 * gimple-walk.c (walk_gimple_stmt): Likewise.
32844 * gimple.c (gimple_build_omp_grid_body): New function.
32845 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
32846 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
32847 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
32848 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
32849 GF_OMP_TEAMS_GRID_PHONY.
32850 (gimple_statement_omp_single_layout): Updated comments.
32851 (gimple_build_omp_grid_body): New function.
32852 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
32853 (gimple_omp_for_grid_phony): New function.
32854 (gimple_omp_for_set_grid_phony): Likewise.
32855 (gimple_omp_parallel_grid_phony): Likewise.
32856 (gimple_omp_parallel_set_grid_phony): Likewise.
32857 (gimple_omp_teams_grid_phony): Likewise.
32858 (gimple_omp_teams_set_grid_phony): Likewise.
32859 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
32860 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
32861 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
32862 (BUILT_IN_GOMP_TARGET): Updated type.
32863 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
32864 (adjust_for_condition): New function.
32865 (get_omp_for_step_from_incr): Likewise.
32866 (extract_omp_for_data): Moved parts to adjust_for_condition and
32867 get_omp_for_step_from_incr.
32868 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
32869 (fixup_child_record_type): Bail out if receiver_decl is NULL.
32870 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
32871 (scan_omp_parallel): Do not create child functions for phony
32873 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
32874 (scan_omp_1_op): Checking assert we are not remapping to
32875 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
32876 (parallel_needs_hsa_kernel_p): New function.
32877 (expand_parallel_call): Register apprpriate parallel child
32878 functions as HSA kernels.
32879 (grid_launch_attributes_trees): New type.
32880 (grid_attr_trees): New variable.
32881 (grid_create_kernel_launch_attr_types): New function.
32882 (grid_insert_store_range_dim): Likewise.
32883 (grid_get_kernel_launch_attributes): Likewise.
32884 (get_target_argument_identifier_1): Likewise.
32885 (get_target_argument_identifier): Likewise.
32886 (get_target_argument_value): Likewise.
32887 (push_target_argument_according_to_value): Likewise.
32888 (get_target_arguments): Likewise.
32889 (expand_omp_target): Call get_target_arguments instead of looking
32890 up for teams and thread limit.
32891 (grid_expand_omp_for_loop): New function.
32892 (grid_arg_decl_map): New type.
32893 (grid_remap_kernel_arg_accesses): New function.
32894 (grid_expand_target_kernel_body): New function.
32895 (expand_omp): Call it.
32896 (lower_omp_for): Do not emit phony constructs.
32897 (lower_omp_taskreg): Do not emit phony constructs but create for them
32898 a temporary variable receiver_decl.
32899 (lower_omp_taskreg): Do not emit phony constructs.
32900 (lower_omp_teams): Likewise.
32901 (lower_omp_grid_body): New function.
32902 (lower_omp_1): Call it.
32903 (grid_reg_assignment_to_local_var_p): New function.
32904 (grid_seq_only_contains_local_assignments): Likewise.
32905 (grid_find_single_omp_among_assignments_1): Likewise.
32906 (grid_find_single_omp_among_assignments): Likewise.
32907 (grid_find_ungridifiable_statement): Likewise.
32908 (grid_target_follows_gridifiable_pattern): Likewise.
32909 (grid_remap_prebody_decls): Likewise.
32910 (grid_copy_leading_local_assignments): Likewise.
32911 (grid_process_kernel_body_copy): Likewise.
32912 (grid_attempt_target_gridification): Likewise.
32913 (grid_gridify_all_targets_stmt): Likewise.
32914 (grid_gridify_all_targets): Likewise.
32915 (execute_lower_omp): Call grid_gridify_all_targets.
32916 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
32917 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
32918 (tree_omp_clause): Added union field dimension.
32919 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
32920 * tree.c (omp_clause_num_ops): Added number of arguments of
32921 OMP_CLAUSE__GRIDDIM_.
32922 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
32923 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
32924 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
32925 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
32926 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
32927 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
32928 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
32929 * tree-pass.h (make_pass_gen_hsail): Declare.
32930 (make_pass_ipa_hsa): Likewise.
32931 * ipa-hsa.c: New file.
32932 * lto-section-in.c (lto_section_name): Add hsa section name.
32933 * lto-streamer.h (lto_section_type): Add hsa section.
32934 * timevar.def (TV_IPA_HSA): New.
32935 * hsa-brig-format.h: New file.
32936 * hsa-brig.c: New file.
32937 * hsa-dump.c: Likewise.
32938 * hsa-gen.c: Likewise.
32941 * toplev.c (compile_file): Call hsa_output_brig.
32942 * hsa-regalloc.c: New file.
32944 2016-01-18 Jeff Law <law@redhat.com>
32946 PR tree-optimization/69320
32947 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
32948 ranged object, do nothing if the RHS constant is not [0..1].
32949 (optimize_stmt): Comparing a boolean ranged object against a
32950 constant outside [0..1] results in a compile-time constant.
32952 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
32955 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
32957 * doc/invoke.texi (Invoking GCC): Add new section to menu.
32958 (Option Summary): Update to reflect new section and moved options.
32959 (C++ Dialect Options): Move -fstats to new section.
32960 (Debugging Options): Move all dump, statistics, and other GCC
32961 developer options to new section. Rewrite section introduction
32962 and re-order remaining options to put the more basic ones first.
32963 (Optimization Options): Move -fira-verbose and -flto-report* to
32965 (Developer Options): New section incorporating moved options.
32966 * doc/cppopts.texi (-dM): Update cross-reference.
32968 2016-01-18 Richard Henderson <rth@redhat.com>
32971 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
32972 operands to pseudo only if CSE is expected. Split long immediate
32973 operands only after reload, and for the stack pointer.
32974 (*add<GPI>3_pluslong): Remove.
32975 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
32976 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
32977 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
32978 (*add<GPI>3 peepholes): New.
32979 (*add<GPI>3 splitters): New.
32980 * config/aarch64/constraints.md (Upl): New.
32981 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
32983 2016-01-18 Richard Biener <rguenther@suse.de>
32985 PR tree-optimization/69297
32986 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
32988 (vect_bb_vectorization_profitable_p): Clear visited flag again.
32990 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
32992 PR middle-end/68542
32993 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
32994 of mixind vector and scalar types.
32995 (fold_relational_const): Add handling of vector
32996 comparison with boolean result.
32997 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
32998 comparison of vector operands with boolean result for EQ/NE only.
32999 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33000 (verify_gimple_cond): Likewise.
33001 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33004 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33006 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33009 2016-01-18 Richard Biener <rguenther@suse.de>
33011 PR middle-end/69308
33012 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33014 2016-01-18 Tom de Vries <tom@codesourcery.com>
33016 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33018 2016-01-18 Tom de Vries <tom@codesourcery.com>
33020 * omp-low.c (set_oacc_fn_attrib): Make extern.
33021 * omp-low.h (set_oacc_fn_attrib): Declare.
33022 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33023 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33024 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33025 Add and handle function parameter oacc_kernels_p.
33026 (find_reduc_addr, get_omp_data_i_param): New function.
33027 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33028 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33029 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33030 Calculate dominance info. Skip loops that are not in a kernels region
33031 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33032 (pass_parallelize_loops::execute): Call parallelize_loops with
33033 oacc_kernels_p argument.
33034 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33035 New member function.
33036 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33037 * passes.def: Add argument to pass_parallelize_loops instantation.
33039 2016-01-18 Tom de Vries <tom@codesourcery.com>
33041 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33042 pass_parallelize_loops to be run outside the loop pipeline.
33044 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33046 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33047 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33049 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33052 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33053 using get_ref_base_and_extent.
33054 (equal_mem_array_ref_p): New.
33055 (hashable_expr_equal_p): Add call to previous.
33057 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33060 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33061 (sra_initialize): Allocate disqualified_constants.
33062 (sra_deinitialize): Free disqualified_constants.
33063 (disqualify_candidate): Update disqualified_constants when appropriate.
33064 (create_access): Scan for constant-pool entries as we go along.
33065 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33066 (maybe_add_sra_candidate): Allow constant-pool entries.
33067 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33068 (initialize_constant_pool_replacements): New.
33069 (sra_modify_assign): Avoid mangling assignments created by previous,
33070 and don't generate writes into constant pool.
33071 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33073 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33075 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33076 andnot instruction.
33077 (scalar_chain::convert_op): Likewise.
33078 * config/i386/i386.md (*andndi3_doubleword): New.
33080 2016-01-18 Richard Biener <rguenther@suse.de>
33082 PR tree-optimization/69170
33083 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33084 building a vector from scalar results of a pattern stmt.
33086 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33088 * haifa-sched.c (autopref_multipass_init): Work around
33089 -Wmaybe-uninitialized warning.
33091 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33093 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33094 against the constant 0.
33096 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33098 PR tree-optimization/68799
33099 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33100 look up phi candidates in the statement-candidate map.
33101 (phi_add_costs): Likewise.
33102 (record_phi_increments): Likewise.
33103 (phi_incr_cost): Likewise.
33104 (ncd_with_phi): Likewise.
33105 (all_phi_incrs_profitable): Likewise.
33107 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33109 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33110 -Wmaybe-uninitialized warning.
33112 2016-01-16 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 -fvtable-verify and related options.
33117 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33118 and profiling-related options.
33119 (Optimization Options): Move profile generation options and
33120 -fstack-protector and related options.
33121 (Instrumentation Options): New section incorporating moved options.
33122 (Code Generation Options): Move -finstrument-functions and
33123 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33125 2016-01-16 Tom de Vries <tom@codesourcery.com>
33127 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33129 2016-01-16 Tom de Vries <tom@codesourcery.com>
33131 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33133 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33135 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33136 that checks whether the table is already empty. Rename the
33137 original implementation to...
33138 (hash_table::empty_slot): ...this new private function.
33140 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33142 PR diagnostic/68899
33143 * diagnostic-show-locus.c (layout::print_source_line): Move x
33144 offset of line until after call to
33145 get_line_width_without_trailing_whitespace.
33147 2016-01-15 Jeff Law <law@redhat.com>
33149 PR tree-optimization/69270
33150 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33151 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33152 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33153 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33154 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33155 ssa_name_has_boolean_range and constant_boolean_node.
33157 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33159 PR rtl-optimization/69030
33160 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33162 (spill_pseudos): Delete debug insn for dead pseudo.
33163 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33165 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33167 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33169 (TYPES_UNOPUS): Likewise.
33170 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33171 builtin type, from UNOP to UNOPUS.
33172 (lbtruncuv4sf): Likewise.
33173 (lbtruncuv2df): Likewise.
33174 (lrounduv2sf): Likewise.
33175 (lrounduv4sf): Likewise.
33176 (lrounduv2df): Likewise.
33177 (lroundusf): Likewise.
33178 (lroundusf): Likewise.
33179 (lceiluv2sf): Likewise.
33180 (lceiluv4sf): Likewise.
33181 (lceiluv2df): Likewise.
33182 (lceilusf): Likewise.
33183 (lceiludf): Likewise.
33184 (lflooruv2sf): Likewise.
33185 (lflooruv4sf): Likewise.
33186 (lflooruv2df): Likewise.
33187 (lfloorusf): Likewise.
33188 (lfloorudf): Likewise.
33189 (lfrintnuv2sf): Likewise.
33190 (lfrintnuv4sf): Likewise.
33191 (lfrintnuv2df): Likewise.
33192 (lfrintnusf): Likewise.
33193 (lfrintnudf): Likewise.
33194 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33196 (vcvtq_u32_f32): Likewise.
33197 (vcvtq_u64_f64): Likewise.
33198 (vcvta_u32_f32): Likewise.
33199 (vcvtaq_u32_f32): Likewise.
33200 (vcvtaq_u64_f64): Likewise.
33201 (vcvtm_u32_f32): Likewise.
33202 (vcvtmq_u32_f32): Likewise.
33203 (vcvtmq_u64_f64): Likewise.
33204 (vcvtn_u32_f32): Likwise.
33205 (vcvtnq_u32_f32): Likewise.
33206 (vcvtnq_u64_f64): Likewise.
33207 (vcvtp_u32_f32): Likewise.
33208 (vcvtpq_u32_f32): Likewise.
33209 (vcvtpq_u64_f64): Likewise.
33210 (vcvtmd_u64_f64): Likewise.
33211 (vcvtms_u32_f32): Likewise.
33212 (vcvtad_u64_f64): Likewise.
33213 (vcvtas_u32_f32): Likewise.
33214 (vcvtnd_u64_f64): Likewise.
33215 (vcvtns_u32_f32): Likewise.
33216 (vcvtpd_u64_f64): Likewise.
33217 (vcvtps_u32_f32): Likewise.
33219 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33221 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33222 CSEL of zero_extended registers.
33224 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33226 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33227 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33229 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33231 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33232 false when argument string is not found in the attributes table
33235 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33238 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33239 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33240 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33241 precision estimate.
33243 2016-01-15 Richard Biener <rguenther@suse.de>
33245 PR tree-optimization/66856
33246 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33247 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33248 (vect_create_new_slp_node): Increment stmt reference count.
33249 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33250 an SLP tree before swapping operands.
33251 (vect_build_slp_tree): Likewise.
33252 (destroy_bb_vec_info): Free stmt info after SLP instances.
33253 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33254 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33255 (STMT_VINFO_NUM_SLP_USES): New macro.
33257 2016-01-15 Richard Biener <rguenther@suse.de>
33260 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33261 (add_linkage_name): ... here.
33262 (gen_typedef_die): Use add_linkage_name_raw instead of
33263 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33266 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33268 * gimplify.c (oacc_default_clause): Decode reference and pointer
33269 types for both kernels and parallel regions.
33271 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33273 PR middle-end/69246
33274 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33276 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33278 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33279 (convert_scalars_to_vector): Likewise.
33281 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33283 * doc/extend.texi (Type Traits): Fix grammar.
33285 2016-01-15 Martin Jambor <mjambor@suse.cz>
33287 * tree-inline.c (remap_decl): Use existing dclarations if
33288 remapping a type and prevent_decl_creation_for_types.
33289 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33290 decls first. Do real remapping with
33291 prevent_decl_creation_for_types set.
33292 * tree-inline.h (copy_body_data): New field
33293 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33296 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33298 * config/s390/s390.opt (mmvcle): More verbose help text.
33300 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33302 * config/s390/s390.opt: Add period to -mzvector option text.
33304 2016-01-15 Richard Biener <rguenther@suse.de>
33306 PR tree-optimization/68961
33307 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33308 of invariants in stores again.
33310 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33312 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33314 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33316 * config/i386/i386.c (ix86_expand_branch): Don't split
33317 DI mode xor instruction to SI mode.
33319 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33322 * ipa-icf.c (sem_function::merge): Virtual functions may become
33323 reachable even if they address is not taken and there are no
33326 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33328 * lto-streamer-out.c (subtract_estimated_size): New function.
33329 (get_symbol_initial_value): Use it.
33331 2016-01-15 Christian Bruel <christian.bruel@st.com>
33334 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33335 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33336 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33337 use add_builtin_function_ext_scope instead of add_builtin_function.
33338 (neon_set_p, neon_crypto_set_p): Remove.
33339 (arm_init_builtins): Always call arm_init_neon_builtins and
33340 arm_init_crypto_builtins.
33341 (arm_expand_builtin): Check that builtins are allowed for the arch.
33342 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33343 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33344 arm_init_neon_builtins call.
33346 2016-01-15 Richard Biener <rguenther@suse.de>
33348 PR tree-optimization/69117
33349 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33350 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33351 of the leader conservatively.
33352 (free_scc_vn): Restore original SSA name infos.
33354 2016-01-14 Jeff Law <law@redhat.com>
33356 PR tree-optimization/69270
33357 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33358 single bit of precision, verify it's also unsigned.
33359 (record_edge_info): Use constant_boolean_node rather than fold_convert
33360 to convert boolean_true/boolean_false to the right type.
33362 2016-01-14 Richard Henderson <rth@redhat.com>
33365 * loop-doloop.c (record_reg_sets): New.
33366 (doloop_optimize): Reject the transform if the sequence
33367 clobbers registers live at the end of the loop block.
33368 (doloop_optimize_loops): Enable df_live if needed.
33370 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33372 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33373 * config/rs6000/rs6000.c: Likewise.
33374 * config/rs6000/rs6000.h: Likewise.
33375 * config/rs6000/rs6000.md: Likewise.
33376 * doc/extend.texi: Likewsie.
33378 2016-01-14 Jeff Law <law@redhat.com>
33380 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33383 2016-01-14 Richard Henderson <rth@redhat.com>
33387 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33388 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33389 instead of builtin_decl_declared_p to test for declaration.
33391 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33393 * doc/loop.texi (Loop Analysis and Representation): Document
33394 loop_depth function.
33396 2016-01-14 Tom de Vries <tom@codesourcery.com>
33398 PR tree-optimization/68773
33399 * omp-low.c (expand_omp_target): Don't set force_output.
33400 * varpool.c (varpool_node::get_create): Same.
33401 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33402 offload_funcs with force_output.
33404 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33407 * lra-eliminations.c (move_plus_up): Don't change anything if either
33408 the outer or inner subreg mode is not MODE_INT.
33409 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33410 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33412 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33414 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33415 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33416 reduc_uplus_@var{m}): Remove.
33417 * expr.c (expand_expr_real_2): Remove expansion path for
33418 reduc_[us](min|max|plus) optabs.
33419 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33420 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33421 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33422 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33423 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33424 reduc_[us](min|max|plus) optabs.
33426 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33428 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33429 (reduc_plus_scal_v2sf): New.
33430 (reduc_smax_v2sf): Rename to...
33431 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33432 (reduc_smin_v2sf): Rename to...
33433 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33435 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33437 * alias.c (compare_base_symbol_refs): New function.
33438 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33441 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33443 PR middle-end/68146
33444 PR tree-optimization/69155
33445 * tree-complex.c: Include cfganal.h.
33446 (phis_to_revisit): New variable.
33447 (extract_component): Add phiarg_p argument. Assert that returned
33448 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33449 (update_phi_components): Partly rewrite to use loop over real/imag
33450 components instead of code duplication. If extract_component returns
33451 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33452 create_tmp_reg into the PHI node instead, and mention the phi triplet
33453 in phis_to_revisit.
33454 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33455 in phis_to_revisit at the end.
33457 2016-01-14 Richard Biener <rguenther@suse.de>
33459 PR tree-optimization/68060
33460 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33461 outer loop reduction is only used in the inner loop before
33462 detecting a double reduction.
33464 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33467 * combine.c (expand_field_assignment): Punt if compute_mode is
33468 unsupported scalar mode.
33470 2016-01-14 Richard Biener <rguenther@suse.de>
33472 PR tree-optimization/66856
33473 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33474 SLP node only if it built successfully.
33475 (vect_analyze_slp_instance): Adjust.
33477 2016-01-14 Jeff Law <law@redhat.com>
33479 PR tree-optimization/69270
33480 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33481 (record_edge_info): Use it. Convert boolean_{true,false}_node
33482 to the type of op0.
33484 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33487 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33488 use block_ultimate_origin
33489 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33491 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33493 * doc/invoke.texi (Submodel Options): Rename section to
33494 "Machine-Dependent Options" to better reflect its content.
33495 Rewrite introductory text to remove archaic CPU names.
33498 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33500 * doc/invoke.texi (Code Gen Options): Move section up in file,
33501 before target-specific options. Update menu and option summary
33502 to reflect the new section ordering.
33504 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33506 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33507 (C++ Dialect Options): Add cross-reference to -std option.
33508 * doc/standards.texi (C++ Language): Document C++14 support.
33510 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33512 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33513 for pack/unpack functions for __ibm128.
33514 (PACK_IF): Likewise.
33515 (UNPACK_IF): Likewise.
33517 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33518 support for __ibm128 pack/unpack functions.
33519 (rs6000_invalid_builtin): Likewise.
33520 (rs6000_init_builtins): Likewise.
33521 (rs6000_opt_masks): Likewise.
33523 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33524 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33526 (RS6000_BTM_COMMON): Likewise.
33528 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33529 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33530 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33531 128-bit floating point. Add support for the double values to be
33532 in Altivec registers for TF/IF packing and unpacking, but restrict
33533 TD packing sub-fields to be FPR registers. Don't allow overlapped
33534 register support for packing. Allow pack inputs to be memory
33535 locations. Don't build generator functions for unpack<mode>_dm
33536 and unpack<mode>_nodm.
33537 (unpack<mode>_dm): Likewise.
33538 (unpack<mode>_nodm): Likewise.
33539 (pack<mode>): Likewise.
33541 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33542 built-in functions to pack/unpack explicit __ibm128 values.
33543 (__builtin_unpack_ibm128): Likewise.
33545 * doc/extend.texi (PowerPC Built-in Functions): Document
33546 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33548 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33551 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33552 Add new arg loc and pass it down as context.
33553 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33554 to the location to use for the warning.
33555 (check_function_arguments): New arg loc. All callers changed. Pass
33556 it to check_function_nonnull.
33557 * c-common.h (check_function_arguments): Adjust declaration.
33559 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33561 PR tree-optimization/69156
33562 * gimple.c (validate_type): Removed.
33563 (gimple_builtin_call_types_compatible_p): Use
33564 useless_type_conversion_p instead of validate_type.
33565 * value-prof.c (gimple_stringop_fixed_value): Fold
33566 icall_size to correct type.
33568 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33570 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33573 2016-01-13 Richard Henderson <rth@redhat.com>
33576 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33577 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33578 (ix86_builtin_tm_store): Remove.
33579 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33580 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33581 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33582 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33583 * doc/tm.texi: Rebuild.
33585 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33586 (BUILT_IN_TM_MEMCPY_RTWN): New.
33587 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33588 fallback from vector to integer helpers.
33589 (build_tm_load): Handle vector types directly, instead of
33591 (build_tm_store): Likewise.
33592 (expand_assign_tm): Prepare for register types not handled by
33593 the above. Copy them to memory and use memcpy.
33594 * tree.c (tm_define_builtin): New.
33595 (find_tm_vector_type): New.
33596 (build_tm_vector_builtins): New.
33597 (build_common_builtin_nodes): Call it.
33599 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33601 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33602 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33604 2016-01-13 Tom de Vries <tom@codesourcery.com>
33606 PR tree-optimization/69169
33607 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33608 handled_struct_type param.
33609 (create_variable_info_for, intra_create_variable_infos): Call
33610 create_variable_info_for_1 with extra arg.
33612 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33614 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33615 and "armv8.1-a+crc" entries.
33617 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33620 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33621 Change first operand predicate from register_or_constm1_operand
33622 to register_operand.
33623 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33624 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33625 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33626 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33627 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33628 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33629 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33630 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33631 comparison with constm1_rtx from vec_prefetch_gen part.
33633 2016-01-13 Richard Biener <rguenther@suse.de>
33635 PR tree-optimization/69013
33636 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33637 Exchange assert for a test.
33639 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33642 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33644 2016-01-13 Richard Biener <rguenther@suse.de>
33646 PR tree-optimization/69242
33647 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33648 assert with a check.
33650 2016-01-13 Richard Biener <rguenther@suse.de>
33652 PR tree-optimization/69186
33653 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33654 Properly guard vect_update_misalignment_for_peel call.
33656 2016-01-12 Jeff Law <law@redhat.com>
33658 PR tree-optimization/pr67755
33659 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33660 "need_profile_correction".
33661 (thread_block_1): Initialize new field to false by default. If we
33662 have multiple thread paths through a common joiner to different
33663 final targets, then set new field to true.
33664 (compute_path_counts): Only do count adjustment when it's really
33667 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33669 * doc/invoke.texi (Spec Files): Move section down in file, past
33670 all command-line option descriptions.
33672 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33674 PR middle-end/54809
33675 * doc/gty.texi: Remove documentation of mark_hook.
33676 * gengtype.c (struct write_types_data): Remove code to support
33677 mark_hook attribute.
33678 (walk_type): Likewise.
33679 (write_func_for_structure): Likewise.
33681 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33683 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33684 Directory Options, and -specs= to Overall Options.
33685 (Overall Options): Adjust similarly. Reorder to group related
33686 options together. Make -specs= cross-reference the spec file details.
33687 (Directory Options): Adjust similarly.
33689 2016-01-12 Jeff Law <law@redhat.com>
33691 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33693 2016-01-12 Olivier Hainque <hainque@adacore.com>
33695 * gcc.c (spec_undefvar_allowed): New global.
33696 (process_command): Set to true when running for --version or --help,
33698 (getenv_spec_function): When the variable is not defined, use the
33699 variable name as the variable value if we're allowed not to issue
33702 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33704 PR tree-optimization/68911
33705 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33706 information computed for expression "init + nit * step".
33708 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33710 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33711 about name of GCC executable. Remove deleted node from menu.
33712 (Directory Options) <-B>: Remove cross-reference to deleted node.
33713 (Target Options): Delete section.
33715 2016-01-12 Christian Bruel <christian.bruel@st.com>
33718 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
33719 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
33721 2016-01-12 Jakub Jelinek <jakub@redhat.com>
33724 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
33725 aligned_mem is properly set for AVX512-VL floating point masked
33729 * ifcvt.c (cond_exec_process_if_block): When removing the last
33730 insn from then_bb, remove also any possible barriers that follow it.
33732 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
33736 * config/i386/iamcu.h (SIZE_TYPE): New macro.
33737 (PTRDIFF_TYPE): Likewise.
33738 (WCHAR_TYPE): Likewise.
33739 (WCHAR_TYPE_SIZE): Likewise.
33740 (STDINT_LONG32): Likewise.
33742 2016-01-12 Richard Biener <rguenther@suse.de>
33744 PR tree-optimization/69053
33745 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
33746 convert initial value for cond reductions.
33748 2016-01-12 Richard Biener <rguenther@suse.de>
33750 PR tree-optimization/69007
33751 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
33752 widen_sum after dot_prod and sad.
33754 2016-01-12 Richard Biener <rguenther@suse.de>
33756 PR tree-optimization/69168
33757 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
33758 pattern stmt SLP type.
33759 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
33760 end up unused so cope with that case.
33762 2016-01-12 Richard Biener <rguenther@suse.de>
33764 PR tree-optimization/69157
33765 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
33766 stmts def type only during analyze phase.
33767 (vectorizable_call): Likewise.
33768 (vectorizable_simd_clone_call): Likewise.
33769 (vectorizable_conversion): Likewise.
33770 (vectorizable_assignment): Likewise.
33771 (vectorizable_shift): Likewise.
33772 (vectorizable_operation): Likewise.
33773 (vectorizable_store): Likewise.
33774 (vectorizable_load): Likewise.
33776 2016-01-12 Richard Biener <rguenther@suse.de>
33778 PR tree-optimization/69174
33779 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
33781 (vectorizable_load): Properly compute the number of loads needed
33782 for permuted strided SLP loads and do not spuriously assign
33783 to SLP_TREE_VEC_STMTS.
33785 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
33787 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
33788 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
33789 (MD_EXEC_PREFIX): Remove.
33790 (MD_STARTFILE_PREFIX) Removee.
33791 (FILE_NAME_ABSOLUTE_P): Remove.
33792 (CPP_SPEC): Do not read macros from sys/version.h.
33793 (LINK_COMMAND_SPEC): Remove.
33794 (LOCAL_INCLUDE_DIR): Remove.
33795 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
33796 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
33797 (POST_LINK_SPEC): Define to invoke stubify after linker
33798 (LIBSTDCXX): Remove define
33799 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
33800 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
33801 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
33802 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
33803 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
33804 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
33805 (i386_djgpp_asm_named_section): Add propotype of new procedure
33807 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
33808 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
33809 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
33810 in config/i386/djgpp.h).
33811 (STANDARD_STARTFILE_PREFIX_2): Define identical to
33812 STANDARD_STARTFILE_PREFIX_1.
33813 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
33814 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
33815 installation errors.
33816 (MAX_OFILE_ALIGNMENT): Define to 128.
33817 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
33819 * config/i386/djgpp.c: New file. Add implementation of
33820 i386_djgpp_asm_named_section.
33822 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
33824 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
33825 Add rule for building djgpp.o.
33827 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33829 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
33830 (rtx_is_swappable_p): Reductions are swappable.
33831 (insn_is_swappable_p): V2DF reductions are swappable.
33833 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
33835 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
33836 reloads for other unsupported memory operands.
33838 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
33839 Jim Wilson <jim.wilson@linaro.org>
33842 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
33843 copy_to_mode_reg instead of force_reg.
33845 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33848 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
33849 TARGET_80387 is true.
33851 2016-01-11 Jakub Jelinek <jakub@redhat.com>
33854 * lra-eliminations.c (move_plus_up): Only move plus up
33855 if subreg of the constant can be simplified into constant
33856 and use the simplified subreg of the constant instead of
33857 the original constant.
33859 * fold-const.c (fold_convertible_p): Don't return true
33860 for conversion of VECTOR_TYPE to same sized integral type.
33861 (fold_convert_loc): Fix up formatting. Fold conversion of
33862 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
33863 instead of NOP_EXPR.
33865 PR tree-optimization/69214
33866 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
33867 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
33870 PR tree-optimization/69207
33871 * tree-vect-slp.c (vect_get_constant_vectors): For
33872 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
33873 fold_convertible_p to vector_type's element type, and always
33874 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
33876 2016-01-11 Richard Biener <rguenther@suse.de>
33878 PR tree-optimization/69173
33879 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
33880 fixup the cycle if all stmts are in a pattern.
33882 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
33884 PR middle-end/68999
33885 * alias.c (base_alias_check): Move check for addresses with
33886 alignment ANDs before the call for compare_base_decls.
33887 (memrefs_conflict_p): Return -1 for different decls
33888 that went through alignment adjustments.
33890 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33892 PR rtl-optimization/68796
33893 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
33894 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
33895 and QImode comparisons against zero with CC_NZmode.
33896 * config/aarch64/iterators.md (short_mask): New mode_attr.
33898 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
33900 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
33901 (<avx512>_store<mode>_mask): Likewise.
33903 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
33904 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33906 PR rtl-optimization/68841
33907 * ifcvt.c (struct noce_if_info): Add orig_x field.
33908 (bbs_ok_for_cmove_arith): Add to_rename parameter.
33909 Don't record conflicts on to_rename if it's present.
33910 Allow memory destinations in sets.
33911 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
33912 blocks, passing orig_x to the checks.
33913 (noce_process_if_block): Set if_info->orig_x appropriately.
33915 2016-01-11 Tom de Vries <tom@codesourcery.com>
33917 PR tree-optimization/69069
33918 * tree-parloops.c (create_parallel_loop): Add missing phi args.
33920 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
33922 PR rtl-optimization/68920
33923 * config/i386/i386.c (ix86_option_override_internal): Restrict number
33924 of conditional moves for RTL if-conversion to 1 for
33925 TARGET_ONE_IF_CONV_INSN.
33926 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
33927 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
33928 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
33929 parameter to restirct number of conditional moves for
33931 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
33932 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
33935 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
33938 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
33939 onepart vars. Fix typo in comment. Fix reversed condition in
33941 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
33944 * var-tracking.c (dump_onepart_variable_differences): New.
33945 (dataflow_set_different): If a detailed dump is requested,
33946 delay early returns and dump differences between onepart
33947 variables present before and after, and added variables.
33949 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
33952 * expr.c (expand_expr_real_1): For boolean vector constants
33953 with a scalar mode use const_scalar_mask_from_tree.
33954 (const_scalar_mask_from_tree): New.
33955 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
33956 assigned to a mask type to handle constants.
33958 2016-01-11 Martin Jambor <mjambor@suse.cz>
33961 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
33962 useless parameters if we cannot change function signature.
33964 2016-01-11 Martin Jambor <mjambor@suse.cz>
33967 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
33970 2016-01-11 Tom de Vries <tom@codesourcery.com>
33972 PR tree-optimization/69109
33973 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
33976 2016-01-11 Tom de Vries <tom@codesourcery.com>
33978 PR tree-optimization/69108
33979 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
33980 res is not used in a phi.
33982 2016-01-11 Yury Gribov <y.gribov@samsung.com>
33985 * common.opt (frandom-seed): Fix parameter name.
33986 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
33988 2016-01-11 Tom de Vries <tom@codesourcery.com>
33990 PR tree-optimization/69058
33991 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
33994 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
33996 * config/arc/arc.opt (mdiv-rem): Add period to the end.
33997 (mcode-density): Likewise.
33999 2016-01-10 Tom de Vries <tom@codesourcery.com>
34001 PR tree-optimization/69062
34002 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34003 (parallelize_loops): Don't paralelize loop that has phi with address
34006 2016-01-10 Tom de Vries <tom@codesourcery.com>
34008 PR tree-optimization/69039
34009 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34012 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34014 PR middle-end/68743
34015 * match.pd: Require target has function_c99_misc before doing
34016 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34018 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34020 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34022 * configure: Regenerate.
34024 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34026 PR middle-end/50865
34027 PR tree-optimization/69097
34028 * fold-const.h (expr_not_equal_to): New prototype.
34029 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34030 (expr_not_equal_to): New function.
34031 * match.pd (X % -Y is the same as X % Y): Don't optimize
34032 unless X is known not to be equal to minimum or Y is known
34033 not to be equal to -1.
34034 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34035 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34036 (simplify_stmt_using_ranges): Adjust caller.
34037 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34038 substitute_and_fold.
34040 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34042 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34045 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34047 PR tree-optimization/69167
34048 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34049 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34051 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34053 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34054 Richard Biener <rguenther@suse.de>
34056 PR tree-optimization/68707
34057 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34058 instances that can be handled via vect_load_lanes.
34060 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34062 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34063 if we can't determine address equivalence.
34064 * alias.c (compare_base_decl): Update for changed return value of
34065 symtab_node::equal_address_to.
34067 2016-01-08 Jason Merrill <jason@redhat.com>
34071 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34072 * expr.c (store_field): Not here.
34073 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34074 call with TREE_ADDRESSABLE type.
34075 * tree-cfg.c (verify_gimple_call): Adjust.
34077 2016-01-08 Olivier Hainque <hainque@adacore.com>
34079 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34082 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34084 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34085 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34086 (reduc_smin_v2sf): Rename to...
34087 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34088 (reduc_splus_v2sf): Rename to...
34089 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34091 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34093 PR tree-optimization/69162
34094 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34095 valist argument in another argument.
34096 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34097 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34098 to determine the va_list type, build a MEM_REF instead of
34099 build_fold_indirect_ref.
34101 PR tree-optimization/69172
34102 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34105 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34107 PR tree-optimization/67781
34108 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34109 and cmpnop in two steps: first the ones not accessed in original
34110 gimple expression in a endian independent way and then the ones not
34111 accessed in the final result in an endian-specific way.
34113 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34115 PR tree-optimization/69083
34116 * tree-vect-slp.c (vect_get_constant_vectors): For
34117 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34118 element type. If op is fold_convertible_p to vector_type's element
34119 type, use NOP_EXPR instead of VCE.
34121 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34123 PR rtl-optimization/67778
34124 PR rtl-optimization/68634
34125 PR rtl-optimization/68909
34126 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34127 block from the stack until done with it. Remove a superfluous
34128 bitmap set. Remove a superfluous bitmap test.
34130 2016-01-07 Martin Sebor <msebor@redhat.com>
34133 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34134 constraint on the type of arguments.
34136 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34138 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34139 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34140 unaligned_access on the gcc_options set.
34141 * config/arm/arm.c (arm_option_override_internal): Use
34142 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34144 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34147 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34148 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34150 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34153 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34156 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34157 depending on frame_pointer_needed before remaining integer and SSE
34158 registers are saved.
34160 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34163 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34165 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34168 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34169 Use the "xBm" constraint.
34170 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34172 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34173 (sse_cvtsi2ssq<round_name>): Likewise.
34174 (sse_cvtss2si<round_name>): Likewise.
34175 (sse_cvtss2siq<round_name>): Likewise.
34176 (sse2_cvtsi2sdq<round_name>): Likewise.
34177 (sse2_cvtsd2si<round_name>): Likewise.
34178 (sse2_cvtsd2siq<round_name>): Likewise.
34179 * config/i386/subst.md (round_nimm_scalar_predicate): New
34182 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34184 PR middle-end/67639
34185 * varasm.c (make_decl_rtl): Mark invalid register vars as
34188 PR rtl-optimization/66206
34189 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34190 All callers changed.
34192 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34194 PR tree-optimization/69141
34195 * tree-ssa-pre.c: Include langhooks.h.
34196 (eliminate_dom_walker::before_dom_children): Use
34197 lang_hooks.decl_printable_name instead of
34198 cgraph_node::get ()->name ().
34200 PR middle-end/68960
34201 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34202 it and DECL_ALIGN too.
34204 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34206 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34208 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34211 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34212 depending on frame_pointer_needed before remaining integer and SSE
34213 registers are saved.
34215 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34217 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34218 mode iterator with VSX_M2.
34219 (*p9_vecstore_<mode>): Likewise.
34220 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34221 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34222 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34223 (define_split for VSX_LE128 stores): Likewise.
34224 (define_peephole2 for TImode LE swaps): Likewise.
34225 (define_split for VSX_LE128 post-reload stores): Likewise.
34227 2016-01-06 Marek Polacek <polacek@redhat.com>
34230 * convert.c (convert_to_integer_1): Adjust call to
34231 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34232 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34233 EXPR instead of ARG.
34234 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34236 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34239 * doc/extend.texi (RL78 Variable Attributes): New section.
34241 2016-01-05 Marek Polacek <polacek@redhat.com>
34244 * builtins.c (get_memmodel): Use expansion point location rather than
34245 the input location. Call warning_at rather than warning.
34246 (expand_builtin_atomic_compare_exchange): Likewise.
34247 (expand_builtin_atomic_load): Likewise.
34248 (expand_builtin_atomic_store): Likewise.
34249 (expand_builtin_atomic_clear): Likewise.
34251 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34254 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34255 Replace nonimmediate_operand with vector_operand.
34256 * config/i386/predicates.md (vector_operand): New predicate.
34257 (general_vector_operand): Replace nonimmediate_operand with
34259 * config/i386/sse.md: Replace nonimmediate_operand with
34260 vector_operand and m constraint with Bm constraint on SSE
34261 patterns with 16-byte memory operand.
34262 * config/i386/subst.md (round_nimm_predicate): Replace
34263 nonimmediate_operand with vector_operand.
34264 (round_saeonly_nimm_predicate): Likewise.
34265 (round_saeonly_nimm_scalar_predicate): New.
34267 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34270 * config/i386/constraints.md (Bm): New constraint.
34271 * config/i386/predicates.md (vector_memory_operand): New
34273 * config/i386/sse.md: Replace xm with xBm in plusminus and
34274 any_logic patterns.
34276 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34279 * doc/extend.texi (V850 Function Attributes): New section.
34280 (V850 Variable Attributes): New section.
34282 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34285 * doc/extend.texi (MicroBlaze Function Attributes): Document
34286 interrupt_handler and fast_interrupt attributes.
34288 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34291 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34292 for local symbolic operands.
34293 * config/ia64/predicates.md (local_symbolic_operand64): New
34296 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34298 PR rtl-optimization/68651
34299 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34302 2016-01-05 Nathan Sidwell <nathan@acm.org>
34304 * alias.c (compare_base_decls): Use symtab_node::get.
34306 2016-01-05 Nick Clifton <nickc@redhat.com>
34309 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34310 secondary_reload_info structure.
34313 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34314 decls if weak support is available.
34316 2016-01-04 Martin Sebor <msebor@redhat.com>
34318 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34320 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34322 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34323 OPTION_MASK_P9_DFORM.
34325 * config/rs6000/constraints.md (wo constraint): New constraint for
34328 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34330 (rs6000_init_hard_regno_mode_ok): Likewise.
34332 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34335 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34336 expanders not to have constraints. Add support for ISA 3.0 xxperm
34337 instruction. Add support for fusing xxlor with xxperm.
34338 (altivec_vperm_<mode>_internal): Likewise.
34339 (altivec_vperm_v8hiv16qi): Likewise.
34340 (altivec_vperm_<mode>v16q): Likewise.
34341 (altivec_vperm_<mode>_uns): Likewise.
34342 (vperm_v8hiv4si): Likewise.
34343 (vperm_v16qiv8hi): Likewise.
34345 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34347 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34349 Update copyright years.
34351 * gcc.c (process_command): Update copyright notice dates.
34352 * gcov-dump.c (print_version): Ditto.
34353 * gcov.c (print_version): Ditto.
34354 * gcov-tool.c (print_version): Ditto.
34355 * gengtype.c (create_file): Ditto.
34356 * doc/cpp.texi: Bump @copying's copyright year.
34357 * doc/cppinternals.texi: Ditto.
34358 * doc/gcc.texi: Ditto.
34359 * doc/gccint.texi: Ditto.
34360 * doc/gcov.texi: Ditto.
34361 * doc/install.texi: Ditto.
34362 * doc/invoke.texi: Ditto.
34364 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34366 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34367 modes larger than TImode as TImode if NEON is not enabled.
34369 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34372 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34373 mode for %f0-%f31 only if TARGET_FPU.
34375 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34378 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34379 to compute the PACKED_P predicate.
34380 (function_arg_record_value): Minor tweaks.
34382 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34384 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34385 option for arm*-*-* targets.
34387 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34389 * doc/extend.texi (Common Function Attributes): Move docs for
34390 MSP430-specific attributes to....
34391 (MSP430 Function Attributes): ...here. Delete the redundant
34392 entries and copy-edit the remaining text.
34393 (MSP430 Variable Attributes): Use uniform format for index
34394 entries and add a cross-reference to the corresponding function
34397 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34399 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34401 (x86 Options): Likewise.
34403 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34407 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34408 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34409 to corresponding attribute.
34411 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34413 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34414 to correct alphabetization of table. Copy-edit and correct
34416 <stack_protect>: Likewise.
34417 <target_clones>: Likewise.
34419 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34420 Correct punctuation.
34421 (Code Gen Options) <-fno-plt>: Copy-edit.
34423 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34426 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34427 SI values. Explicitly convert SI to DI and vice-versa.
34429 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34431 PR tree-optimization/69070
34432 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34433 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34436 * ubsan.c (ubsan_instrument_float_cast): Call
34437 initialize_sanitizer_builtins.
34440 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34442 Copyright (C) 2016 Free Software Foundation, Inc.
34444 Copying and distribution of this file, with or without modification,
34445 are permitted in any medium without royalty provided the copyright
34446 notice and this notice are preserved.