1 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3 * selftest.c: Move "namespace selftest {" to top of file,
4 removing explicit "selftest::" qualifiers throughout.
6 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
10 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
11 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12 Replace builtin with vector extension.
13 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
15 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
16 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
17 Replace builtin with vector extension.
18 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
19 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
20 Replace builtin with vector extension.
21 * config/i386/xmmintrin.h (__m128_u): New type.
22 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
23 (_mm_load_ps, _mm_store_ps): Simplify.
25 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
27 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
29 2016-08-30 David Malcolm <dmalcolm@redhat.com>
31 * diagnostic-show-locus.c (colorizer::begin_state): Support more
32 than 3 ranges per diagnostic by alternating between color 1 and
34 (layout::layout): Replace use of rich_location::MAX_RANGES
35 with richloc->get_num_locations ().
36 (layout::calculate_line_spans): Replace use of
37 rich_location::MAX_RANGES with m_layout_ranges.length ().
38 (layout::print_annotation_line): Handle arbitrary numbers of
39 ranges in caret-printing by defaulting to '^'.
40 (selftest::test_one_liner_many_fixits): New function.
41 (test_diagnostic_show_locus_one_liner): Call it.
42 * diagnostic.c (diagnostic_initialize): Update for renaming
43 of rich_location::MAX_RANGES to
44 rich_location::STATICALLY_ALLOCATED_RANGES.
45 * diagnostic.h (struct diagnostic_context): Likewise.
47 2016-08-30 David Malcolm <dmalcolm@redhat.com>
49 * selftest.c (selftest::named_temp_file::named_temp_file): New
51 (selftest::temp_source_file::~temp_source_file): Move to...
52 (selftest::named_temp_file::~named_temp_file): ...here.
53 (selftest::test_named_temp_file): New function.
54 (selftest::selftest_c_tests): Call test_named_temp_file.
55 * selftest.h (class named_temp_file): New class.
56 (class temp_source_file): Convert to a subclass of named_temp_file.
58 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
60 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
61 USEs of LR_REGNO in returns and sibcalls.
62 (rs6000_output_mi_thunk): Similar.
63 (rs6000_sibcall_aix): Similar.
64 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
65 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
66 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
67 Remove the USE of LR_REGNO from the patterns as well. Delete an
69 (return_internal_<mode>): Delete.
71 2016-08-30 Tamar Christina <tamar.christina@arm.com>
73 * gcc/config/aarch64/aarch64-simd.md
74 (aarch64_ld2<mode>_dreg_le): New.
75 (aarch64_ld2<mode>_dreg_be): New.
76 (aarch64_ld2<mode>_dreg): Removed.
77 (aarch64_ld3<mode>_dreg_le): New.
78 (aarch64_ld3<mode>_dreg_be): New.
79 (aarch64_ld3<mode>_dreg): Removed.
80 (aarch64_ld4<mode>_dreg_le): New.
81 (aarch64_ld4<mode>_dreg_be): New.
82 (aarch64_ld4<mode>_dreg): Removed.
83 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
85 2016-08-30 David Malcolm <dmalcolm@redhat.com>
87 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
88 redundant location param.
89 (test_one_liner_fixit_remove): Likewise.
90 (test_one_liner_fixit_replace): Likewise.
91 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
93 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
94 get_range_from_loc. Drop overload taking a const char *.
96 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
99 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
101 * config/linux.c (linux_libc_has_function): Return true on musl.
103 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
105 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
107 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
109 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
110 used for abnormal egdes.
112 2016-08-30 Jakub Jelinek <jakub@redhat.com>
114 PR tree-optimization/72866
115 * tree-vect-patterns.c (search_type_for_mask): Turn into
116 a small wrapper, move all code to ...
117 (search_type_for_mask_1): ... this new function. Add caching
118 and adjust recursive calls.
121 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
122 instead of lookup_type_die (type_main_variant (type)) even for array
126 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
127 constant pool reference return x instead of c.
129 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
131 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
134 2016-08-29 David Malcolm <dmalcolm@redhat.com>
137 (selftest::test_make_location_nonpure_range_endpoints): Fix
140 2016-08-29 David Malcolm <dmalcolm@redhat.com>
142 * diagnostic-show-locus.c
143 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
145 (selftest::test_diagnostic_show_locus_one_liner): Call it.
146 * input.c (get_pure_location): Move to libcpp/line-map.c.
147 * input.h (get_pure_location): Convert decl to an inline function
148 calling implementation in libcpp.
150 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
153 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
154 template for intel asm dialect.
155 (vec_set_hi_<mode><mask_name>): Ditto.
157 2016-08-29 David Malcolm <dmalcolm@redhat.com>
159 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
160 (selftest::fail_formatted): Likewise.
162 2016-08-29 David Malcolm <dmalcolm@redhat.com>
164 * input.c (make_location): Call get_start and get_finish
165 on the endpoints to avoid storing packed ranges or ad-hoc
167 (selftest::test_make_location_nonpure_range_endpoints): New function.
168 (selftest::input_c_tests): Call it.
169 * input.h (get_start): New inline function.
171 2016-08-29 Tom de Vries <tom@codesourcery.com>
174 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
177 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
179 * Makefile.in (gcov-iov.h): Add dummy recipe.
181 2016-08-29 Nathan Sidwell <nathan@acm.org>
183 * config/nvptx/nvptx.c: #include tree-vrp.h.
185 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
188 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
189 HIGH+LO construct during reload.
191 2016-08-28 Tom de Vries <tom@codesourcery.com>
194 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
195 'sysv_abi va_list' attribute.
196 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
197 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
200 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
202 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
203 * emit-rtl.c (unshare_all_rtl_1): Adjust.
204 (unshare_all_rtl_again): Likewise.
205 * function.c (assign_stack_local_1): Likewise.
206 (assign_stack_temp_for_type): Likewise.
208 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
210 * cfgbuild.c (make_edges): Adjust.
211 * cfgrtl.c (can_delete_label_p): Likewise.
212 * dwarf2cfi.c (create_trace_edges): Likewise.
213 * except.c (sjlj_emit_dispatch_table): Likewise.
214 * function.h (struct expr_status): make x_forced_labels a vector.
215 * jump.c (rebuild_jump_labels_1): Adjust.
216 * reload1.c (set_initial_label_offsets): Likewise.
217 * stmt.c (force_label_rtx): Likewise.
218 (expand_label): Likewise.
220 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
222 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
224 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
226 PR tree-optimization/71077
227 PR tree-optimization/68542
228 * fold-const.c (fold_relational_const): Fix folding of
229 VECTOR_CST comparisons that have a scalar boolean result type.
230 (selftest::test_vector_folding): New static function.
231 (selftest::fold_const_c_tests): Call it.
233 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
235 * doc/extend.texi (SPU Built-in Functions): Remove stale
236 references to material formerly at IBM and Sony.
238 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
241 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
243 2016-08-26 David Malcolm <dmalcolm@redhat.com>
245 * diagnostic-show-locus.c
246 (selftest::test_fixit_consolidation): New function.
247 (selftest::diagnostic_show_locus_c_tests): Call it.
248 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
249 constructor based on source_range.
251 2016-08-26 David Malcolm <dmalcolm@redhat.com>
253 * diagnostic-color.c (color_dict): Add "fixit-insert" and
255 (parse_gcc_colors): Update description of default GCC_COLORS.
256 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
257 (colorizer::set_fixit_insert): New method.
258 (colorizer::set_fixit_delete): New method.
259 (colorizer::get_color_by_name): New method.
260 (colorizer::STATE_FIXIT_INSERT): New constant.
261 (colorizer::STATE_FIXIT_DELETE): New constant.
262 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
263 fields in favor of new field "m_stop_color". Add fields
264 "m_fixit_insert" and "m_fixit_delete".
265 (colorizer::colorizer): Update for above changes. Replace
266 colorize_start calls with calls to get_color_by_name.
267 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
268 STATE_FIXIT_DELETE. Update for field renamings.
269 (colorizer::finish_state): Simplify by using m_stop_color,
270 rather than multiple identical "*_ce" fields.
271 (colorizer::get_color_by_name): New method.
272 (layout::print_any_fixits): Print insertions and replacements
273 using the "fixit-insert" color, and deletions using the
274 "fixit-delete" color.
275 * doc/invoke.texi (-fdiagnostics-color): Update description of
276 default GCC_COLORS, and of the supported capabilities.
278 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
280 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
281 current_function_static_stack_size variable with the static
282 stack frame size of the current function when
283 flag_stack_usage_info is enabled.
285 2016-08-26 Nathan Sidwell <nathan@acm.org>
287 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
288 assignment inside if condition.
290 2016-08-26 Richard Biener <rguenther@suse.de>
292 PR tree-optimization/69047
293 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
294 extracts similar to what FRE does.
295 (non_rewritable_mem_ref_base): Likewise.
297 2016-08-26 Joseph Myers <joseph@codesourcery.com>
299 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
300 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
301 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
302 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
303 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
305 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
306 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
307 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
308 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
309 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
311 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
314 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
315 reservation duration to 15 cycles.
316 (cortex_a8_vfp_macs): Likewise.
317 (cortex_a8_vfp_macd): Likewise.
318 (cortex_a8_vfp_divs): Likewise.
319 (cortex_a8_vfp_divd): Likewise.
321 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
323 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
324 (aarch_macro_fusion_pair_p): Use above to avoid early return.
326 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
327 Martin Jambhor <mjambor@suse.cz>
329 * common.opt: New option -fipa-bit-cp.
330 * doc/invoke.texi: Document -fipa-bit-cp.
331 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
332 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
333 * tree-ssa-ccp.h: New header file.
334 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
335 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
336 Replace all occurences of tree parameter by two new params: signop, int.
337 (bit_value_unop_1): Change to bit_value_unop and export it.
338 Replace all occurences of tree parameter by two new params: signop,
340 (bit_value_binop): Change call from bit_value_binop_1 to
342 (bit_value_assume_aligned): Likewise.
343 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
344 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
346 (ccp_finalize): Skip processing if val->mask == 0.
347 * ipa-cp.c: Include tree-ssa-ccp.h
348 (ipcp_bits_lattice): New class.
349 (ipcp_param_lattice (bits_lattice): New member.
350 (print_all_lattices): Call ipcp_bits_lattice::print.
351 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
352 (initialize_node_lattices): Likewise.
353 (propagate_bits_accross_jump_function): New function.
354 (propagate_constants_accross_call): Call
355 propagate_bits_accross_jump_function.
356 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
357 (ipcp_store_bits_results): New function.
358 (ipcp_driver): Call ipcp_store_bits_results.
359 * ipa-prop.h (ipa_bits): New struct.
360 (ipa_jump_func): Add new member bits of type ipa_bits.
361 (ipa_param_descriptor): Change decl to decl_or_type.
362 (ipa_get_param): Change decl to decl_or_type and assert on
364 (ipa_get_type): New function.
365 (ipcp_transformation_summary): New member bits.
366 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
367 (ipa_populate_param_decls): Likewise.
368 (ipa_dump_param): Likewise.
369 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
371 (ipa_set_jf_unknown): Set ipa_bits::known to false.
372 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
374 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
375 (ipa_write_jump_function): Add streaming for ipa_bits.
376 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
377 (write_ipcp_transformation_info): Add streaming for ipa_bits
379 (read_ipcp_transfomration_info): Add support for reading streamed
381 (ipcp_update_bits): New function.
382 (ipcp_transform_function): Call ipcp_update_bits.
384 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
386 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
387 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
389 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
391 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
393 2016-08-25 Richard Biener <rguenther@suse.de>
395 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
396 Only add locations in late dwarf.
397 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
398 (dwarf2out_early_finish): But do it here.
400 2016-08-24 Michael Collison <michael.collison@linaro.org>
401 Michael Collison <michael.collison@arm.com>
403 * config/arm/arm-modes.def: Add new condition code mode CC_V
404 to represent the overflow bit.
405 * config/arm/arm.c (maybe_get_arm_condition_code):
406 Add support for CC_Vmode.
407 (arm_gen_unlikely_cbranch): New function to generate common
408 rtl conditional branches for overflow patterns.
409 * config/arm/arm-protos.h: Add prototype for
410 arm_gen_unlikely_cbranch.
411 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
412 addsi3_compareV_upper): New patterns to support signed
413 builtin overflow add operations.
414 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
415 New patterns to support unsigned builtin add overflow operations.
416 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
417 builtin overflow subtract operations,
418 (usubv<mode>4): New patterns to support unsigned builtin subtract
420 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
421 to support builtin overflow negate operations.
423 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
426 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
428 * explow.c (get_dynamic_stack_size): Take known alignment of stack
429 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
432 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
434 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
435 MULTILIB_OPTIONS should be used. Small wording fixes.
436 * genmultilib: Memorize set of all option combinations in
437 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
438 found in MULTILIB_OPTIONS by checking if option set is listed in
439 combination_space. Output new and existing error message to stderr.
441 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
443 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
444 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
445 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
446 (MULTILIB_REUSE): Remove reuse rules for option set including
447 -mfpu=fp-armv8 and -mfpu=vfpv4
449 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
451 * config/arm/t-rtems: Add vfp multilib.
453 2016-08-23 Ian Lance Taylor <iant@golang.org>
455 * config/s390/s390.c (s390_asm_file_start): Call
458 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
460 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
461 initialization of all 0's to the 0 constant, instead of directly
462 generating XOR. Add support for V4SImode vector initialization on
463 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
464 initialization. Change variables used in V4SFmode vector
465 intialization. For V4SFmode vector splat on ISA 3.0, make sure
466 any memory addresses are in index form. Add support for using
467 VSPLTH/VSPLTB to initialize vector short and vector char vectors
468 with all of the same element.
469 (regno_or_subregno): New helper function to return a register
470 number for either REG or SUBREG.
471 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
472 Use regno_or_subregno where possible.
473 (rs6000_split_v4si_init_di_reg): New helper function to build up a
474 DImode value from two SImode values in order to generate V4SImode
475 vector initialization on 64-bit systems with direct move.
476 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
478 (rtx_is_swappable_p): V4SImode vector initialization insn is not
480 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
482 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
483 attributes to initialize V8HImode and V16QImode vectors with the
485 (VSX_SPLAT_COUNT): Likewise.
486 (VSX_SPLAT_SUFFIX): Likewise.
487 (UNSPEC_VSX_VEC_INIT): New unspec.
488 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
489 Allow SFmode values to come from Altivec registers.
490 (vsx_init_v4si): New insn/split for V4SImode vector initialization
491 on 64-bit systems with direct move.
492 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
493 vector initializations, to allow V4SImode vector initializations
494 on 64-bit systems with direct move.
495 (vsx_splat_v4si): Likewise.
496 (vsx_splat_v4si_di): Likewise.
497 (vsx_splat_v4sf): Likewise.
498 (vsx_splat_v4sf_internal): Likewise.
499 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
501 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
502 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
503 initializing V8HImode and V16QImode vectors with the same
505 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
506 optimization if -maltivec=be.
508 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
510 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
511 attribute for alternatives 3 and 4.
513 2016-08-23 David Malcolm <dmalcolm@redhat.com>
515 * selftest.c (selftest::assert_str_contains): New function.
516 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
517 * selftest.h (selftest::assert_str_contains): New decl.
518 (ASSERT_STR_CONTAINS): New macro.
520 2016-08-23 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/77286
523 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
525 (vect_transform_loop): Split exit edges of loop and scalar
526 loop if required and at the appropriate time.
528 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
530 * explow.c (get_dynamic_stack_size): Take known alignment of stack
531 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
533 Correct a typo in a comment.
535 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
537 * config/s390/s390.md ("*andc_split"): New splitter for and with
540 2016-08-23 Richard Biener <rguenther@suse.de>
542 PR tree-optimization/27336
543 * tree-vrp.c (infer_value_range): Handle stmts that can throw
544 by looking for a non-EH edge.
545 (process_assert_insertions_for): Likewise.
547 2016-08-23 Richard Biener <rguenther@suse.de>
550 * statistics.c (statistics_counter_event): Robustify against
553 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
555 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
556 for targets amdfam10 and barcelona.
558 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
561 (zero_extend<mode>di2): Ditto.
562 (*zero_extend<mode>si2): Ditto.
563 (*zero_extendqihi2): Ditto.
565 2016-08-22 Joseph Myers <joseph@codesourcery.com>
568 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
569 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
571 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
573 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
574 identical consecutive elements.
575 [SSA_NAME]: Print the name's def stmt on its own line. When printing
576 the node's def stmt, avoid printing an unwanted trailing newline by
577 replacing the call to print_gimple_stmt() with its inlined body and
578 adjusting it to not set pp_needs_newline and to call pp_flush()
579 instead of pp_newline_and_flush().
581 2016-08-22 Joseph Myers <joseph@codesourcery.com>
583 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
584 (float32_type_node, float64_type_node, float32x_type_node)
585 (float128x_type_node): New macros.
586 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
587 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
588 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
589 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
590 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
591 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
592 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
593 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
594 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
595 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
596 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
597 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
598 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
599 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
600 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
601 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
602 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
603 (copysign, fabs, huge_val, inf, nan, nans): Use it.
604 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
606 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
607 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
608 * doc/extend.texi (Other Builtins): Document these built-in
610 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
613 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
615 * doc/install.texi (Binaries): www.opencsw.org now uses https.
617 2016-08-22 Richard Biener <rguenther@suse.de>
619 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
621 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
625 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
626 non-SSE2 athlons only, otherwise prefer SSE prefetches.
628 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
630 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
631 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
632 (vrp_visit_switch_stmt): Likewise.
633 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
634 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
635 (vrp_visit_stmt): Use extract_range_from_stmt.
636 (vrp_visit_phi_node): Use extract_range_from_phi_node.
638 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
640 * Makefile.in: Add tree-vrp.h to GTFILES.
641 * gengtype.c (open_base_files): Add tree-vrp.h.
642 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
643 * builtins.c: Likewise.
644 * fold-const.c: Likewise.
645 * gimple-builder.c: Likewise.
646 * gimple-laddress.c: Likewise.
647 * hsa-gen.c: Likewise.
648 * internal-fn.c: Likewise.
650 * targhooks.c: Liewise,
651 * tree-ssa-address.c: Likewise.
652 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
653 * tree-vrp.c (struct value_range): Move to tree-vrp.h
654 * tree-vrp.h: New file.
656 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
658 PR tree-optimization/61839
659 * tree-vrp.c (two_valued_val_range_p): New.
660 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
661 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
662 Also Convert VAR BINOP CST where VAR is two-valued to
663 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
665 2016-08-19 David Malcolm <dmalcolm@redhat.com>
667 * diagnostic-show-locus.c
668 (layout::annotation_line_showed_range_p): New method.
669 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
670 Reimplement case fixit_hint::REPLACE to cover removals, and
671 replacements where the range of the replacement isn't one
672 of the ranges in the rich_location.
673 (test_one_liner_fixit_replace): Likewise.
674 (selftest::test_one_liner_fixit_replace_non_equal_range): New
676 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
678 (selftest::test_diagnostic_show_locus_one_liner): Call the new
680 * diagnostic.c (print_parseable_fixits): Remove case
683 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.c (ix86_option_override_internal): Remove
687 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
688 Enable SSE prefetch also for TARGET_PREFETCHWT1.
689 Do not try to enable TARGET_PRFCHW ISA flag here.
690 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
691 Rewrite expander function body.
692 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
694 2016-08-19 Joseph Myers <joseph@codesourcery.com>
697 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
698 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
699 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
700 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
701 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
702 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
703 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
704 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
705 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
707 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
709 (struct floatn_type_info): New structure type.
710 (floatn_nx_types): New variable declaration.
711 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
712 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
713 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
714 * tree.c (floatn_nx_types): New variable.
715 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
716 corresponding complex types.
717 * target.def (floatn_mode): New hook.
718 * targhooks.c: Include "real.h".
719 (default_floatn_mode): New function.
720 * targhooks.h (default_floatn_mode): New prototype.
721 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
723 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
724 effective-target and dg-add-options keywords.
725 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
726 Document new effective-target keywords.
727 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
728 * doc/tm.texi: Regenerate.
729 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
730 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
731 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
733 * real.h (struct real_format): Add field ieee_bits.
734 * real.c (ieee_single_format, mips_single_format)
735 (motorola_single_format, spu_single_format, ieee_double_format)
736 (mips_double_format, motorola_double_format)
737 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
738 (ieee_extended_intel_128_format)
739 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
740 (mips_extended_format, ieee_quad_format, mips_quad_format)
741 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
742 (decimal_double_format, decimal_quad_format, ieee_half_format)
743 (arm_half_format, real_internal_format: Initialize ieee_bits
745 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
746 float128_type_node. Set float80_type_node to float64x_type_node
747 if appropriate and long_double_type_node not appropriate.
748 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
749 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
750 Initialize ieee_bits field.
751 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
752 (rs6000_init_builtins): Set ieee128_float_type_node to
754 (rs6000_floatn_mode): New function.
756 2016-08-19 Jakub Jelinek <jakub@redhat.com>
758 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
759 _rdseed64_step): Uglify argument names and/or local variable names
761 * config/i386/rtmintrin.h (_xabort): Likewise.
762 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
763 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
764 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
765 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
766 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
767 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
768 _mm_maskz_ternarylogic_epi32): Likewise.
769 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
770 __lwpins32, __lwpins64): Likewise.
771 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
772 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
773 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
774 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
775 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
776 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
777 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
778 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
779 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
780 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
781 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
782 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
783 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
784 _mm256_mask_i64gather_epi32): Likewise.
785 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
786 * config/i386/ia32intrin.h (__writeeflags): Likewise.
787 * config/i386/pkuintrin.h (_wrpkru): Likewise.
788 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
789 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
790 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
791 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
792 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
793 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
794 _mm512_mask_prefetch_i64scatter_ps): Likewise.
795 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
796 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
797 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
798 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
799 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
800 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
801 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
802 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
804 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
806 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
807 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
809 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
810 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
812 (_rdpkru_u32): Add space after function name.
814 * config/i386/t-i386 (i386-c.o): Don't depend on
815 i386-builtin-types.inc.
816 (i386.o): Depend on i386-builtin-types.inc.
818 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
821 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
822 Use const_vec_duplicate to check for duplicated elements.
824 2016-08-19 Richard Biener <rguenther@suse.de>
826 PR tree-optimization/77290
827 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
828 Fix flag_tree_parallelize_loops check.
830 2016-08-19 Richard Biener <rguenther@suse.de>
832 * match.pd (x | 0 -> x): Add.
834 2016-08-19 Richard Biener <rguenther@suse.de>
836 PR tree-optimization/77286
837 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
838 Deal with virtual PHIs being out-of-order.
840 2016-08-18 David Malcolm <dmalcolm@redhat.com>
842 * doc/invoke.texi (fverbose-asm): Note that source code lines
843 are emitted, and provide an example.
844 * final.c (asm_show_source): New function.
845 (final_scan_insn): Call asm_show_source.
847 2016-08-18 David Malcolm <dmalcolm@redhat.com>
849 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
850 param with diagnostic_kind.
851 (class colorizer): Similarly replace field m_diagnostic with
853 (colorizer::colorizer): Replace diagnostic
854 param with diagnostic_kind.
855 (colorizer::begin_state): Update for above field change.
856 (layout::layout): Replace diagnostic param with rich_location *
858 (diagnostic_show_locus): Replace diagnostic param with richloc
860 (class selftest::test_diagnostic_context): New class.
861 (selftest::test_diagnostic_show_locus_unknown_location): New
863 (selftest::test_one_liner_simple_caret): New function.
864 (selftest::test_one_liner_caret_and_range): New function.
865 (selftest::test_one_liner_multiple_carets_and_ranges): New
867 (selftest::test_one_liner_fixit_remove): New function.
868 (selftest::test_one_liner_fixit_replace): New function.
869 (selftest::test_diagnostic_show_locus_one_liner): New function.
870 (selftest::diagnostic_show_locus_c_tests): Call the new test
872 * diagnostic.c (diagnostic_initialize): Initialize
873 colorize_source_p, show_ruler_p and parseable_fixits_p.
874 (default_diagnostic_finalizer): Update for change to
875 diagnostic_show_locus.
876 (diagnostic_append_note): Likewise.
877 * diagnostic.h (diagnostic_show_locus): Replace
878 const diagnostic_info * param with location * and diagnostic_t.
880 2016-08-18 David Malcolm <dmalcolm@redhat.com>
882 * input.c (saved_line_table): New global.
883 (class selftest::temp_line_table): Rename to line_table_test and
884 move declaration to selftest.h, and drop field m_old_line_table.
885 (selftest::temp_line_table::temp_line_table): Rename ctor to...
886 (selftest::line_table_test::line_table_test): ...this. Add a
887 default ctor. Store current value of line_table within
889 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
890 (selftest::line_table_test::~line_table_test): ...this, and
891 restore line_table from the saved_line_table, rather than
893 (selftest::test_accessing_ordinary_linemaps): Update for above
895 (selftest::test_lexer): Likewise.
896 (struct selftest::lexer_test): Likewise.
897 (selftest::lexer_test::lexer_test): Likewise.
898 (selftest::input_c_tests): Move the looping over test cases from
900 (selftest::for_each_line_table_case): New function.
901 * input.h (saved_line_table): New decl.
902 * selftest.h (struct selftest::line_table_case): New forward decl.
903 (class selftest::line_table_test): New class, moved here from
904 selftest::temp_line_table in input.c, and renamed.
905 (selftest::for_each_line_table_case): New decl.
907 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
910 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
912 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
915 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
916 enclosing parallel construct for reduction variables on OpenACC loop
919 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
921 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
922 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
924 (function_to_dwarf_procedure): Update comment.
926 2016-08-18 David Malcolm <dmalcolm@redhat.com>
928 * input.c (diagnostics_file_cache_forcibly_evict_file): New
930 * input.h (diagnostics_file_cache_forcibly_evict_file): New
932 * selftest.c (selftest::temp_source_file::~temp_source_file):
933 Evict m_filename from the diagnostic file cache.
935 2016-08-18 Richard Biener <rguenther@suse.de>
937 * tree-pass.h (make_pass_materialize_all_clones): Declare.
938 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
939 make_pass_materialize_all_clones): New simple IPA pass encapsulating
940 clone materialization.
941 * passes.def (all_late_ipa_passes): Start with
942 pass_materialize_all_clones.
943 * cgraphunit.c (symbol_table::compile): Remove call to
944 materialize_all_clones.
945 * tree-into-ssa.c: Include statistics.h.
946 (update_ssa): Count number of times we do incremental/rewrite
949 2016-08-18 Richard Biener <rguenther@suse.de>
951 PR tree-optimization/77282
952 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
953 When doing auto-parallelizing also prevent use of PHIs that
954 carry dependences across loop backedges.
956 2016-08-18 Tamar Christina <tamar.christina@arm.com>
957 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
959 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
961 2016-08-18 Richard Biener <rguenther@suse.de>
963 * ssa-iterators.h (ssa_vuse_operand): New inline.
964 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
965 (predicate_all_scalar_phis): Use remove_phi_node to remove
966 phi nodes predicated. Delay removing virtual PHIs.
967 (predicate_mem_writes): Update virtual operands.
968 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
969 (tree_if_conversion): Do not rewrite virtual SSA form.
970 * tree-phinodes.c (release_phi_node): Make static.
971 * tree-phinodes.h (release_phi_node): Remove.
973 2016-08-18 Jakub Jelinek <jakub@redhat.com>
975 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
976 codes that appear in bdesc_* arrays, instead include i386-builtin.def
977 twice to define those.
978 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
979 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
980 bdesc_multi_arg): Define by including i386-builtin.def the third time.
981 * config/i386/i386-builtin.def: New file.
983 2016-08-17 David Malcolm <dmalcolm@redhat.com>
985 * input.c (get_source_range_for_char): Rename to...
986 (selftest::get_source_range_for_char): ...this, and move within
987 the #if CHECKING_P guard.
988 (get_num_source_ranges_for_substring): Rename to...
989 (selftest::get_num_source_ranges_for_substring): ...this, move
990 within the #if CHECKING_P guard, and make static.
991 (selftest::assert_num_substring_ranges): Initialize
994 2016-08-18 Alan Modra <amodra@gmail.com>
996 PR rtl-optimization/72771
997 * reload.c (find_reloads): Don't assume that a subreg mem is OK
998 when find_reloads_toplev returns address_reloaded==-1.
999 (alternative_allows_const_pool_ref): Update comment.
1001 2015-08-17 Alan Hayward <alan.hayward@arm.com>
1003 PR tree-optimization/71752
1004 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
1005 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
1007 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1009 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
1010 instead of testing ECF_NORETURN bit in gimple_call_flags.
1011 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
1012 * predict.c (tree_bb_level_predictions): Likewise.
1013 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
1016 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1017 turning a call into __builtin_unreachable-like noreturn call, adjust
1018 gimple_call_set_fntype.
1019 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1020 gimple_call_fntype has void return type.
1022 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
1024 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
1025 maybe_lookup_decl, to handle nested acc loop directives.
1027 2016-08-17 Richard Biener <rguenther@suse.de>
1029 PR tree-optimization/76490
1030 * tree-vrp.c (update_value_range): Preserve overflow infinities
1031 when intersecting with ranges from get_range_info.
1032 (operand_less_p): Handle overflow infinities correctly.
1033 (value_range_constant_singleton): Use vrp_operand_equal_p
1034 to handle overflow max/min correctly.
1035 (vrp_valueize): Likewise.
1036 (union_ranges): Likewise.
1037 (intersect_ranges): Likewise.
1038 (vrp_visit_phi_node): Improve iteration limitation to only
1039 apply when we'll possibly re-visit the PHI via a changed argument
1042 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1044 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
1045 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
1046 rather than those that should not be built.
1048 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
1051 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
1053 2016-08-17 Richard Biener <rguenther@suse.de>
1055 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
1056 (verify_vssa): New function verifying virtual SSA form.
1057 (verify_ssa): Call it.
1058 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
1059 Do not apply loop-closed SSA handling to virtuals.
1060 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
1061 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
1062 when rewriting their symbol.
1063 (prepare_def_site_for): Likewise.
1064 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
1065 operands of moved stmts.
1067 2016-08-17 Richard Biener <rguenther@suse.de>
1069 PR tree-optimization/23855
1070 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
1071 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
1072 find guards to hoist. Do not update SSA form but rewrite virtuals
1073 into loop closed SSA.
1074 (find_loop_guard): Adjust to skip already hoisted guards. Do
1075 not mark virtuals for renaming or update SSA form.
1077 2016-08-17 Martin Liska <mliska@suse.cz>
1079 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
1080 a LONG_LONG_TYPE_SIZE comparison.
1081 * gcov-io.h: Remove macro definitions.
1082 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
1083 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
1086 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1088 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
1089 that builtins not mentioned in bdesc_* arrays come first, then
1090 the ones mentioned in bdesc_* arrays in the order they appear in
1091 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
1092 IX86_BUILTIN__BDESC_*_LAST enumerator.
1093 (bdesc_mpx): Fix up a comment typo.
1094 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
1095 __builtin_ia32_vpcomneu[bwdq] builtins.
1096 (BDESC_VERIFY, BDESC_VERIFYS): Define.
1097 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
1098 enum ix86_builtins ordering.
1099 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
1100 for direct bdesc_* array member access instead of searching all the
1101 arrays until an fcode match is found.
1103 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
1106 pattern as define_insn_and_split. Split insn before reload to
1108 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
1109 <shift_insn><mode>3_1.
1110 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
1111 <rotate_insn><mode>3_1.
1113 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1116 * input.c (get_source_range_for_substring): Rename to...
1117 (get_source_location_for_substring): ...this, adding param
1118 "caret_idx", and converting output param from source_range * to
1120 (get_source_range_for_char): New function.
1121 (get_num_source_ranges_for_substring): Update comment to reflect
1123 (assert_char_at_range): Update to use get_source_range_for_char
1124 rather than get_source_range_for_substring.
1125 (test_lexer_string_locations_concatenation_2): Likewise.
1126 * substring-locations.h (get_source_range_for_substring): Rename
1128 (get_source_location_for_substring): ...this, and adding param
1129 "caret_idx", and converting output param from source_range * to
1132 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1134 * input.c (class selftest::temp_source_file): Move to
1136 (selftest::temp_source_file::temp_source_file): Move to
1138 (selftest::temp_source_file::~temp_source_file): Likewise.
1139 * selftest.c (selftest::temp_source_file::temp_source_file): Move
1141 (selftest::temp_source_file::~temp_source_file): Likewise.
1142 * selftest.h (class selftest::temp_source_file): Move here from
1145 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1148 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
1149 inlining, add cgraph edge for the added __builtin_unreachable call.
1152 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
1153 only cast it to SHWI for the final comparison.
1155 2016-08-16 Martin Liska <mliska@suse.cz>
1157 PR gcov-profile/36412
1158 * doc/gcov.texi: Document --hash-filenames(-x).
1159 * gcov.c (print_usage): Add the option.
1160 (process_args): Process the option, sort options alphabetically.
1161 (md5sum_to_hex): New function.
1162 (make_gcov_file_name): Do the md5sum and append it to a
1165 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1167 PR tree-optimization/69848
1168 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
1169 and swtich operands to avoid additional NOT instruction.
1170 (vcond<v_cmp_mixed><mode>): Ditto.
1171 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1173 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
1175 * doc/install.texi (*-*-solaris2*): Adjust latest change.
1177 2016-08-16 Richard Biener <rguenther@suse.de>
1179 PR tree-optimization/76783
1180 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
1181 BB visited flags at start.
1183 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1185 PR tree-optimization/72817
1186 PR tree-optimization/73450
1187 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
1188 multiple_of_p for adjusted IV.base.
1190 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
1194 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
1195 for !flag_finite_math_only or flag_signed_zeros.
1196 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
1197 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
1198 depend on flag_finite_math_only.
1199 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
1201 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
1202 (*ieee_smin<mode>3): Ditto.
1203 (*ieee_smax<mode>3): Ditto.
1204 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
1205 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
1207 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
1208 depend on flag_finite_math_only.
1209 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
1210 (*mmx_<code>v2sf3): Remove.
1211 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
1212 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
1213 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
1215 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
1217 PR rtl-optimization/73650
1218 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
1219 it is not a simple move.
1221 2016-08-15 Martin Liska <mliska@suse.cz>
1224 * gcc.c (do_spec_1): Call save_string with the right size.
1225 (save_string): Do an assert about string we copy.
1227 2016-08-15 Richard Biener <rguenther@suse.de>
1229 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
1230 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
1232 (pass_data_stv): Likewise.
1234 2016-08-15 Richard Biener <rguenther@suse.de>
1236 PR tree-optimization/73434
1237 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1238 TBAA info on the base when forwarding a non-invariant address.
1240 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1242 * dwarf2out.c (struct checksum_attributes): Add
1243 at_string_length_bit_size and at_string_length_byte_size fields.
1244 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
1245 and DW_AT_string_length_byte_size.
1246 (die_checksum_ordered): Handle at_string_length_bit_size and
1247 at_string_length_byte_size.
1248 (gen_array_type_die): For dwarf_version >= 5 emit
1249 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1250 (adjust_string_types): For dwarf_version >= 5 remove
1251 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1252 (resolve_addr): Likewise.
1255 * dwarf2out.c (string_types): New variable.
1256 (gen_array_type_die): Change early_dwarf handling of
1257 DW_AT_string_length, create DW_OP_call4 referencing the
1258 length var temporarily. Handle parameters that are pointers
1260 (adjust_string_types): New function.
1261 (gen_subprogram_die): Temporarily set string_types to local var,
1262 call adjust_string_types if needed.
1263 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1265 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1267 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1269 * doc/install.texi (*-*-solaris2*): Fix version number and document
1270 requirement on GNU make for building libjava with the Solaris linker.
1272 2016-08-15 Martin Liska <mliska@suse.cz>
1273 Jakub Jelinek <jakub@redhat.com>
1275 PR tree-optimization/72824
1276 * tree-loop-distribution.c (const_with_all_bytes_same)
1277 <case VECTOR_CST>: Fix a typo.
1279 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1282 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1283 Renamed from _mm512_undefined_si512.
1284 (_mm_undefined_si512): New definition.
1286 2016-08-13 Richard Biener <rguenther@suse.de>
1288 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
1289 into PHIs and update the lattice for its def.
1291 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1294 * ubsan.c (instrument_si_overflow): Pass true instead of false
1296 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1297 of bbs. Return TODO_cleanup_cfg if any returned true.
1299 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1301 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
1302 ISA 3.0 MTVSRDD instruction.
1303 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
1306 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1308 PR tree-optimization/71083
1309 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
1310 bitfield access when possible.
1312 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
1315 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
1316 sign-changing cast from a shorter unsigned type to a wider
1319 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1321 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
1322 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
1323 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
1325 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1327 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1328 Correct costs for vec_construct.
1330 2016-08-12 Bin Cheng <bin.cheng@arm.com>
1332 PR tree-optimization/69848
1333 * tree-vectorizer.h (enum vect_def_type): New condition reduction
1334 type CONST_COND_REDUCTION.
1335 * tree-vect-loop.c (vectorizable_reduction): Support new condition
1336 reudction type CONST_COND_REDUCTION.
1338 2016-08-12 Richard Biener <rguenther@suse.de>
1340 PR tree-optimization/57326
1341 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
1342 returning an SSA name.
1343 (phi_translate_1): When fully_constant_expression returns a NAME
1344 make sure we have a leader for it.
1346 2016-08-12 Martin Liska <mliska@suse.cz>
1347 Adam Fineman <afineman@afineman.com>
1349 * gcov.c (process_file): Create .gcov file when .gcda
1352 2016-08-12 Marek Polacek <polacek@redhat.com>
1355 * alias.c (find_base_value): Adjust fall through comment.
1356 * cfgexpand.c (expand_debug_expr): Likewise.
1357 * combine.c (find_split_point): Likewise.
1358 (expand_compound_operation): Likewise. Add FALLTHRU.
1359 (make_compound_operation): Adjust fall through comment.
1360 (canon_reg_for_combine): Add FALLTHRU.
1361 (force_to_mode): Adjust fall through comment.
1362 (simplify_shift_const_1): Likewise.
1363 (simplify_comparison): Likewise.
1364 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
1366 * config/aarch64/predicates.md: Likewise.
1367 * config/i386/i386.c (function_arg_advance_32): Likewise.
1368 (ix86_gimplify_va_arg): Likewise.
1369 (print_reg): Likewise.
1370 (ix86_print_operand): Likewise.
1371 (ix86_build_const_vector): Likewise.
1372 (ix86_expand_branch): Likewise.
1373 (ix86_sched_init_global): Adjust fall through comment.
1374 (ix86_expand_args_builtin): Add FALLTHRU.
1375 (ix86_expand_builtin): Likewise.
1376 (ix86_expand_vector_init_one_var): Likewise.
1377 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1378 (rs6000_adjust_cost): Likewise.
1379 (insn_must_be_first_in_group): Likewise.
1380 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
1381 * dbxout.c (dbxout_symbol): Adjust fall through comment.
1382 * df-scan.c (df_uses_record): Likewise.
1383 * dojump.c (do_jump): Add FALLTHRU.
1384 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
1386 (resolve_args_picking_1): Adjust fall through comment.
1387 (loc_list_from_tree_1): Likewise.
1388 * expmed.c (make_tree): Likewise.
1389 * expr.c (expand_expr_real_2): Add FALLTHRU.
1390 (expand_expr_real_1): Likewise. Adjust fall through comment.
1391 * fold-const.c (const_binop): Adjust fall through comment.
1392 (fold_truth_not_expr): Likewise.
1393 (fold_cond_expr_with_comparison): Add FALLTHRU.
1394 (fold_binary_loc): Likewise.
1395 (contains_label_1): Adjust fall through comment.
1396 (multiple_of_p): Likewise.
1397 * gcov-tool.c (process_args): Add FALLTHRU.
1398 * genattrtab.c (check_attr_test): Likewise.
1399 (write_test_expr): Likewise.
1400 * genconfig.c (walk_insn_part): Likewise.
1401 * genpreds.c (validate_exp): Adjust fall through comment.
1402 (needs_variable): Likewise.
1403 * gensupport.c (get_alternatives_number): Add FALLTHRU.
1404 (subst_dup): Likewise.
1405 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
1406 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
1407 (gimplify_scan_omp_clauses): Add FALLTHRU.
1408 (goa_stabilize_expr): Likewise.
1409 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
1411 * hsa-gen.c (get_address_from_value): Likewise.
1412 * ipa-icf.c (sem_function::hash_stmt): Likewise.
1413 * ira.c (ira_setup_alts): Add FALLTHRU.
1414 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
1416 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
1417 * opts.c (common_handle_option): Likewise.
1418 * read-rtl.c (read_rtx_code): Likewise.
1419 * real.c (round_for_format): Likewise.
1420 * recog.c (asm_operand_ok): Likewise.
1421 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
1422 * reload1.c (set_label_offsets): Likewise.
1423 (eliminate_regs_1): Likewise.
1424 (reload_reg_reaches_end_p): Likewise.
1425 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
1426 (rtx_cost): Likewise.
1427 * sched-rgn.c (is_exception_free): Likewise.
1428 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
1429 * stor-layout.c (int_mode_for_mode): Likewise.
1430 * toplev.c (print_to_asm_out_file): Likewise.
1431 (print_to_stderr): Likewise.
1432 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1433 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1434 (chrec_fold_multiply): Likewise.
1435 (evolution_function_is_invariant_rec_p): Likewise.
1436 (for_each_scev_op): Likewise.
1437 * tree-data-ref.c (siv_subscript_p): Likewise.
1438 (get_references_in_stmt): Likewise.
1439 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1440 (substitute_in_expr): Likewise.
1441 (type_cache_hasher::equal): Likewise.
1442 (walk_type_fields): Likewise.
1443 * var-tracking.c (adjust_mems): Add FALLTHRU.
1444 (set_dv_changed): Adjust fall through comment.
1445 * varasm.c (default_function_section): Add FALLTHRU.
1447 2016-08-12 Marek Polacek <polacek@redhat.com>
1450 * tree-complex.c (expand_complex_division): Add missing break.
1452 2016-08-12 Richard Biener <rguenther@suse.de>
1454 * passes.c (execute_todo): Do not push/pop TV_TODO.
1455 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1456 (execute_one_pass): Likewise.
1457 * common.opt (ftime-report-details): New switch.
1458 * doc/invoke.texi (ftime-report-details): Document.
1459 * timevar.h (timer::print_row): Adjust signature.
1460 (timer::all_zero): New static helper.
1461 (timer::child_map_t): New typedef.
1462 (timer::time_var_def): Add children field.
1463 * timevar.c (timer::named_items::print): Adjust.
1464 (timer::~timer): Free timevar recorded children.
1465 (timer::pop_internal): When -ftime-report-details record
1466 time spent in sub-timevars.
1467 (timer::print_row): Adjust.
1468 (timer::print): Print sub-timevar stats, use all_zero.
1469 * timevar.def (TV_TODO): Remove.
1471 2016-08-12 Richard Biener <rguenther@suse.de>
1473 PR tree-optimization/72851
1474 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1475 worklists to use bitmaps indexed in execution order.
1476 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1477 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1478 (cfg_blocks): Make a bitmap.
1479 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1481 (cfg_blocks_empty_p): Adjust.
1482 (cfg_blocks_add): Likewise.
1483 (cfg_blocks_get): Likewise.
1484 (add_ssa_edge): Likewise.
1485 (add_control_edge): Likewise.
1486 (simulate_stmt): Likewise.
1487 (process_ssa_edge_worklist): Likewise.
1488 (simulate_block): Likewise.
1489 (ssa_prop_init): Compute PRE order and stmt UIDs.
1490 (ssa_prop_fini): Adjust.
1491 (ssa_propagate): Adjust.
1493 2016-08-12 Richard Biener <rguenther@suse.de>
1495 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1496 the currently executable edges have fixed ranges. Always
1497 go through update_value_range.
1499 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1503 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1504 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1505 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1506 (LANG_HOOKS_DECLS): Add it.
1507 * langhooks.h (struct lang_hooks_for_decls): Add
1508 function_decl_defaulted. Const_tree-ify
1509 function_decl_explicit_p and function_decl_deleted_p.
1510 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1511 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1512 also at strict DWARF v5.
1515 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1516 TYPE_QUAL_CONST in reference-typed decls.
1519 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1520 in DW_OP_pieces, just enough to handle pointers to member
1522 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1523 expression on DWARFv5 if a constant value doesn't work.
1525 2016-08-11 David Malcolm <dmalcolm@redhat.com>
1527 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
1528 * selftest.c (selftest::test_assertions): New function.
1529 (selftest::selftest_c_tests): New function.
1530 * selftest.h (selftest::selftest_c_tests): New declaration.
1532 2016-08-11 Richard Biener <rguenther@suse.de>
1533 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1535 PR rtl-optimization/72855
1536 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
1538 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1541 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1542 (vsx_store_<mode>): Likewise.
1544 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
1547 TImode CONST_WIDE_INT store.
1548 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
1550 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1552 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
1553 mode if unaligned SSE load and store are optimal.
1555 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1557 PR tree-optimization/71083
1558 * tree-predcom.c (ref_at_iteration): Correctly align the
1561 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1563 * config/s390/s390-builtin-types.def: Add INT128 types.
1564 * config/s390/s390-builtins.def: Add INT128 variants for the add
1565 sub low-level builtins dealing with TImode.
1566 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1567 via subreg when expanding a builtin.
1568 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1569 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1571 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1572 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1573 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1574 "vacc<bhfgq>_<mode>".
1575 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1576 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1577 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1578 "vscbi<bhfgq>_<mode>".
1579 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1580 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1582 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1584 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1586 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1588 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
1590 (vcond<v_cmp_mixed><mode>): Ditto.
1591 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1593 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1595 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
1596 variable explicitly, also assert on it before use.
1598 2016-08-11 Richard Biener <rguenther@suse.de>
1600 PR tree-optimization/72772
1601 * cfgloopmanip.c (create_preheader): Use split_edge if there
1602 is a single loop entry, avoiding degenerate PHIs.
1604 2016-08-11 Richard Biener <rguenther@suse.de>
1606 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
1607 unconditional TODO_cleanup_cfg.
1608 (pass_thread_jumps::execute): Initialize loops, perform a CFG
1609 cleanup only if we threaded a jump.
1611 2016-08-11 Alan Modra <amodra@gmail.com>
1614 * lra-constraints.c (simplify_operand_subreg): Allow subreg
1615 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
1616 slow. Emit two reloads for slow mem case, first loading in
1617 fast innermode, then converting to required mode.
1619 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1621 * config/rs6000/altivec.h (vec_extract_exp): New macro.
1622 (vec_extract_sig): New macro.
1623 (vec_insert_exp): New macro.
1624 (vec_test_data_class): New macro.
1625 (scalar_extract_exp): New macro.
1626 (scalar_extract_sig): New macro.
1627 (scalar_insert_exp): New macro.
1628 (scalar_test_data_class): New macro.
1629 (scalar_test_neg): New macro.
1630 (scalar_cmp_exp_gt): New macro.
1631 (scalar_cmp_exp_lt): New macro.
1632 (scalar_cmp_exp_eq): New macro.
1633 (scalar_cmp_exp_unordered): New macro.
1634 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
1635 to enforce constraint that operand is a 7-bit unsigned literal.
1636 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
1637 for power9 built-ins.
1638 (BU_P9V_VSX_2): Likewise.
1639 (BU_P9V_64BIT_VSX_2): Likewise.
1640 (VSEEDP): Add scalar extract exponent support.
1641 (VSEESP): Add scalar extract signature support.
1642 (VSTDCNDP): Add scalar test negative support.
1643 (VSTDCNSP): Likewise.
1644 (VSIEDP): Add scalar insert exponent support.
1645 (VSCEDPGT): Add scalar compare exponent greater than support.
1646 (VSCEDPLT): Add scalar compare exponent less than support.
1647 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
1648 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
1649 (VSTDCDP): Add scalar test data class support.
1650 (VSTDCSP): Likewise.
1651 (VSEEDP): Add overload support for scalar extract exponent
1653 (VSESDP): Add overload support for scalar extract signature
1655 (VSTDCN): Add overload support for scalar test negative
1657 (VSTDCNDP): Add overload support for scalar test negative
1659 (VSTDCNSP): Add overload support for scalar test negative
1661 (VSIEDP): Add overload support for scalar insert exponent
1663 (VSTDC): Add overload support for scalar test data class
1665 (VSTDCDP): Add overload support for scalar test data class
1667 (VSTDCSP): Add overload support for scalar test data class
1669 (VSCEDPGT): Add overload support for scalar compare exponent
1670 greater than operation.
1671 (VSCEDPLT): Add overload support for scalar compare exponent
1672 less than operation.
1673 (VSCEDPEQ): Add overload support for scalar compare exponent
1674 test-for-equality operation.
1675 (VSCEDPUO): Add overload support for scalar compare exponent
1676 test-for-unordered operation.
1677 (VEEDP): Add vector extract exponent support.
1679 (VESDP): Add vector extract significand support.
1681 (VIEDP): Add vector insert exponent support.
1683 (VTDCDP): Add vector test data class support.
1685 (VES): Add overload support for vector extract significand operation.
1688 (VEE): Add overload support for vector extract exponent operation.
1691 (VTDC): Add overload support for vector test data class operation.
1694 (VIE): Add overload support for vector insert exponent operation.
1697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1698 overloaded binary floating point functions.
1699 (altivec_resolve_overloaded_builtin): Improve error messages to
1700 distinguish between functions not supported in the current
1701 compiler configuration and functions that were invoked with an
1702 invalid parameter combination, and include the built-in function
1703 name in both error messages.
1704 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
1706 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
1708 (rs6000_expand_binop_builtin): Add check to enforce that argument
1709 2 of the test data class operations is a 7-bit unsigned literal.
1710 (rs6000_invalid_builtin): Add code to issue an error message if a
1711 built-in function that requires the power9_vector and -m32
1712 command-line options is compiled without these options.
1713 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
1714 (UNSPEC_VSX_SXSIGDP): New value.
1715 (UNSPEC_VSX_SXSIGPDP): New value.
1716 (UNSPEC_VSX_SIEXPDP): New value.
1717 (UNSPEC_VSX_SCMPEXPDP): New value.
1718 (UNSPEC_VSX_STSTDC): New value.
1719 (UNSPEC_VSX_VXEXP): New value.
1720 (UNSPEC_VSX_VXSIG): New value.
1721 (UNSPEC_VSX_VIEXP): New value.
1722 (UNSPEC_VSX_VTSTDC): New value.
1723 (xsxexpdp): New insn for scalar extract exponent.
1724 (xsxsigdp): New insn for scalar extract significand.
1725 (xsiexpdp): New insn for scalar insert exponent.
1726 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
1727 (*xscmpexpdp): New insn for scalar compare exponents.
1728 (xststdc<Fvsx): New expansion for both single- and
1729 double-precision scalar test data class operations.
1730 (xststdcneg<Fvsx>): New expansion for both single- and
1731 double-precision scalar test for negative value operations.
1732 (*xststdc<Fvsx>): New insn for scalar test data class
1734 (xvxexp<VSs>): New insn for single- and double-precision
1735 vector extract exponent operation.
1736 (xvxsig<VSs>): New insn for single- and double-precision
1737 vector extract significand operation.
1738 (xviexp<VSs>): New insn for single- and double-precision
1739 vector insert exponent operation.
1740 (xvtstdc<VSs>): New insn for single- and double-precision
1741 vector test data class operation.
1742 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1743 built-in functions to represent the Power9 binary floating-point
1744 support instructions.
1746 2016-08-10 bin cheng <bin.cheng@arm.com>
1748 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
1750 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1751 Renlin Li <renlin.li@arm.com>
1752 Bin Cheng <bin.cheng@arm.com>
1754 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
1755 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
1756 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
1757 (aarch64_vcond_internal<mode><mode>): Delete pattern.
1758 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
1759 (vcond<v_cmp_result><mode>): Ditto.
1760 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
1761 (vcondu<mode><mode>): Ditto.
1762 (vcond<v_cmp_mixed><mode>): New pattern.
1763 (vcondu<mode><v_cmp_mixed>): New pattern.
1764 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
1765 of aarch64_vcond_internal.
1767 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1768 Renlin Li <renlin.li@arm.com>
1769 Bin Cheng <bin.cheng@arm.com>
1771 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
1772 (vec_cmp<mode><v_cmp_result>): New pattern.
1773 (vec_cmpu<mode><mode>): New pattern.
1774 (vcond_mask_<mode><v_cmp_result>): New pattern.
1776 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1778 PR tree-optimization/71734
1779 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
1780 REF_LOOP, invoke ref_indep_loop_p_1.
1781 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
1782 to ref_indep_loop_p.
1783 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
1784 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
1785 is inside LOOP, do not cache dpendence value for loops with
1787 (ref_indep_loop_p_2): Delete function.
1788 (can_sm_ref_p): Pass LOOP as additional argument to
1791 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1794 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
1795 being an offsettable address.
1797 2016-08-10 Martin Liska <mliska@suse.cz>
1799 PR gcov-profile/58306
1800 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
1801 atomic variants of profile update functions.
1803 2016-08-10 Martin Liska <mliska@suse.cz>
1805 Cherry picked (and modified) from google-4_7 branch
1806 2012-12-26 Rong Xu <xur@google.com>
1807 * common.opt (fprofile-update): Add new flag.
1808 * coretypes.h: Define enum profile_update.
1809 * doc/invoke.texi: Document -fprofile-update.
1810 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
1811 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
1812 * tree-profile.c (gimple_init_edge_profiler): Generate
1813 also atomic profiler update.
1814 (gimple_gen_edge_profiler): Likewise.
1816 2016-08-10 David Malcolm <dmalcolm@redhat.com>
1818 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
1819 stack_usage_file to NULL after fclose calls.
1821 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1824 * reload.c (push_reload): Compute subreg_in_class for
1825 subregs of constants and plus expressions. Remove special
1826 handling of SYMBOL_REFs.
1828 2016-08-10 Alan Modra <amodra@gmail.com>
1831 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
1832 SImode for TARGET_E500_DOUBLE when given SImode.
1834 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
1836 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
1837 unused variable __O.
1839 2016-08-09 Martin Liska <mliska@suse.cz>
1841 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
1842 _gcov_reset to __gcov_reset.
1843 * doc/gcov-tool.texi: Fix typo.
1845 2016-08-09 Martin Liska <mliska@suse.cz>
1847 * value-prof.c (gimple_divmod_values_to_profile): Do not
1848 instrument MOD histogram if a value is not a SSA name.
1850 2016-08-09 Martin Liska <mliska@suse.cz>
1852 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
1855 2016-08-09 Renlin Li <renlin.li@arm.com>
1858 * calls.c (prepare_call_address): Convert funexp to Pmode when
1860 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
1861 (sibcall_value): Likewise.
1863 2016-08-09 Marek Polacek <polacek@redhat.com>
1866 * cselib.c (cselib_expand_value_rtx_1): Add return.
1867 * gengtype.c (dbgprint_count_type_at): Likewise.
1868 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
1869 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
1871 2016-08-09 Martin Jambor <mjambor@suse.cz>
1874 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
1875 if instance is a MEM_REF.
1877 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386.md (*movtf_internal): Use
1881 lra_in_progress || reload_completed instead of !can_create_pseudo_p
1882 in the insn constraint.
1883 (*movxf_internal): Ditto.
1884 (*movdf_internal): Ditto.
1885 (*movsf_internal): Ditto.
1887 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1889 PR tree-optimization/72772
1890 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1893 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1895 PR tree-optimization/72772
1896 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
1898 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
1899 parameter STOP and update calls. Move expand_simple_operations
1900 function call from here...
1901 (simplify_using_initial_conditions): ...to here. Delete parameter
1903 (tree_simplify_using_condition): Delete parameter STOP.
1904 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
1905 simplify_using_initial_conditions.
1907 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
1910 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
1911 Use create_tmp_var_raw instead of create_tmp_var.
1913 2016-08-09 Richard Biener <rguenther@suse.de>
1915 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
1916 Treat same SSA names related.
1918 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1920 PR tree-optimization/72824
1921 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
1922 real_zerop is not negative.
1924 2016-08-09 Richard Biener <rguenther@suse.de>
1926 PR tree-optimization/71802
1927 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
1928 all merge opportunities with the predecessor.
1930 2016-08-09 Richard Biener <rguenther@suse.de>
1933 * ipa-prop.c (ipa_modify_formal_parameters): Build
1934 parameter types with natural alignment also for the
1937 2016-08-08 Andi Kleen <ak@linux.intel.com>
1939 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
1941 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1944 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
1945 do-nothing langhook.
1946 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
1947 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
1948 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
1949 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
1951 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1954 * input.c: Ensure that HAVE_ICONV is defined.
1956 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1959 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
1960 private vars for lastprivate and for linear iterator.
1963 * omp-simd-clone.c: Include varasm.h.
1964 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
1965 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
1966 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
1967 update function name.
1969 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1971 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
1972 (avr_diagnose_devicespecs_error): Remove.
1973 (avr_devicespecs_file): Remove composing absolute path for specfile
1974 and its verbose info. Remove conditions to check specs-file,
1976 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1978 PR rtl-optimization/72821
1979 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
1980 just return false for them.
1982 2016-08-08 Alan Modra <amodra@gmail.com>
1985 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
1986 toc refs created during reload. Update function comment.
1988 2016-08-08 Alan Modra <amodra@gmail.com>
1991 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
1992 alternatives. Put loads first, then stores, and reg/reg moves
1993 within same class later. Delete attr length.
1995 2016-08-08 Alan Modra <amodra@gmail.com>
1998 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
1999 (mem_operand_ds_form): New predicate.
2000 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
2001 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
2002 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
2003 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
2004 (extendsfdf2_fpr): Replace o constraint with wY.
2006 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
2008 * tree-ssa-threadbackward.c: Include tree-inline.h
2009 (profitable_jump_thread_path): Use estimate_num_insns to estimate
2010 size of copied block; for cold paths reduce duplication.
2011 (find_jump_threads_backwards): Remove redundant tests.
2012 (pass_thread_jumps::gate): Enable for -Os.
2014 2016-08-07 Jakub Jelinek <jakub@redhat.com>
2017 * stor-layout.c (layout_decl): Fix up formatting.
2018 (relayout_decl): Allow DECL to be FIELD_DECL.
2020 2016-08-07 Alan Modra <amodra@gmail.com>
2022 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
2024 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2026 * data-streamer-in.c (streamer_read_wide_int): New.
2027 (streamer_read_widest_int): Renamed function.
2028 * data-streamer-out.c (streamer_write_wide_int): New
2029 (streamer_write_widest_int): Renamed function.
2030 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
2032 (input_cfg): Call renamed function.
2033 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
2035 (output_cfg): Call renamed function.
2036 * data-streamer.h: Add declarations.
2038 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2040 * tree-ssa-ccp.c (extend_mask): New param sgn.
2041 Remove ORing with wi::mask.
2042 (get_default_value): Adjust call to extend_mask to pass sign.
2043 (evaluate_stmt): Likewise.
2045 2016-08-06 Jakub Jelinek <jakub@redhat.com>
2047 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
2050 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2052 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
2053 transform if operand's type is pointer to function or method.
2055 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2057 PR tree-optimization/18046
2058 * tree-ssa-threadedge.c: Include cfganal.h.
2059 (simplify_control_statement_condition): If simplifying a
2060 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
2061 with the dominating ASSERT_EXPR before handing it off to VRP.
2062 Mention that a CASE_LABEL_EXPR may be returned.
2063 (thread_around_empty_blocks): Adjust to handle
2064 simplify_control_statement_condition() returning a
2066 (thread_through_normal_block): Likewise.
2067 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
2068 a switch statement by trying to determine which case label
2071 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
2073 PR rtl-optimization/69847
2074 * lra-constraints.c (process_invariant_for_inheritance): Save
2075 pattern instead of src.
2076 (remove_inheritance_pseudos): Use the pattern. Add assert.
2078 2016-08-05 David Malcolm <dmalcolm@redhat.com>
2080 * input.c (string_concat::string_concat): New constructor.
2081 (string_concat_db::string_concat_db): New constructor.
2082 (string_concat_db::record_string_concatenation): New method.
2083 (string_concat_db::get_string_concatenation): New method.
2084 (string_concat_db::get_key_loc): New method.
2085 (class auto_cpp_string_vec): New class.
2086 (get_substring_ranges_for_loc): New function.
2087 (get_source_range_for_substring): New function.
2088 (get_num_source_ranges_for_substring): New function.
2089 (class selftest::lexer_test_options): New class.
2090 (struct selftest::lexer_test): New struct.
2091 (class selftest::ebcdic_execution_charset): New class.
2092 (selftest::ebcdic_execution_charset::s_singleton): New variable.
2093 (selftest::lexer_test::lexer_test): New constructor.
2094 (selftest::lexer_test::~lexer_test): New destructor.
2095 (selftest::lexer_test::get_token): New method.
2096 (selftest::assert_char_at_range): New function.
2097 (ASSERT_CHAR_AT_RANGE): New macro.
2098 (selftest::assert_num_substring_ranges): New function.
2099 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
2100 (selftest::assert_has_no_substring_ranges): New function.
2101 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
2102 (selftest::test_lexer_string_locations_simple): New function.
2103 (selftest::test_lexer_string_locations_ebcdic): New function.
2104 (selftest::test_lexer_string_locations_hex): New function.
2105 (selftest::test_lexer_string_locations_oct): New function.
2106 (selftest::test_lexer_string_locations_letter_escape_1): New function.
2107 (selftest::test_lexer_string_locations_letter_escape_2): New function.
2108 (selftest::test_lexer_string_locations_ucn4): New function.
2109 (selftest::test_lexer_string_locations_ucn8): New function.
2110 (selftest::uint32_from_big_endian): New function.
2111 (selftest::test_lexer_string_locations_wide_string): New function.
2112 (selftest::uint16_from_big_endian): New function.
2113 (selftest::test_lexer_string_locations_string16): New function.
2114 (selftest::test_lexer_string_locations_string32): New function.
2115 (selftest::test_lexer_string_locations_u8): New function.
2116 (selftest::test_lexer_string_locations_utf8_source): New function.
2117 (selftest::test_lexer_string_locations_concatenation_1): New
2119 (selftest::test_lexer_string_locations_concatenation_2): New
2121 (selftest::test_lexer_string_locations_concatenation_3): New
2123 (selftest::test_lexer_string_locations_macro): New function.
2124 (selftest::test_lexer_string_locations_stringified_macro_argument):
2126 (selftest::test_lexer_string_locations_non_string): New function.
2127 (selftest::test_lexer_string_locations_long_line): New function.
2128 (selftest::test_lexer_char_constants): New function.
2129 (selftest::input_c_tests): Call the new test functions once per
2130 case within the line_table test matrix.
2131 * input.h (struct string_concat): New struct.
2132 (struct location_hash): New struct.
2133 (class string_concat_db): New class.
2134 * substring-locations.h: New header.
2136 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2138 PR tree-optimization/72810
2139 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
2140 the type of the case labels when truncating.
2142 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2145 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2146 (aarch64_fp16_ptr_type_node): Likewise.
2147 * config/aarch64/aarch64-simd-builtins.c
2148 (aarch64_fp16_ptr_type_node): Define.
2149 (aarch64_init_fp16_types): New, refactored out of...
2150 (aarch64_init_builtins): ...here, update to call
2151 aarch64_init_fp16_types.
2152 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2154 (aapcs_vfp_sub_candidate): Likewise.
2156 2016-08-05 Martin Liska <mliska@suse.cz>
2157 Joshua Cranmer <Pidgeot18@gmail.com>
2159 * gcov.c (line_t::has_block): New function.
2160 (enum loop_type): New enum.
2161 (handle_cycle): New function.
2162 (unblock): Likewise.
2163 (circuit): Likewise.
2164 (get_cycles_count): Likewise.
2165 (accumulate_line_counts): Use new loop detection algorithm.
2167 2016-08-05 Martin Liska <mliska@suse.cz>
2169 * gcov.c (output_intermediate_file): Rename
2170 function_info::line_next to next_file_fn.
2171 (process_file): Likewise.
2172 (read_graph_file): Likewise.
2173 (accumulate_line_counts): Likewise.
2174 (output_lines): Likewise.
2176 2016-08-05 Richard Biener <rguenther@suse.de>
2178 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
2179 restriction on threading to a loop header.
2181 2016-08-05 Richard Biener <rguenther@suse.de>
2183 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
2184 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
2185 adjust loop info accordingly.
2187 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
2189 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
2190 before folding call to __builtin_constant_p with parameters to false.
2192 2016-08-05 Alan Modra <amodra@gmail.com>
2194 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
2195 code accidentally committed 2016-05-02 providing class when given
2198 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2200 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
2201 the case label ranges that partially overlap with OP's value
2204 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2207 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2208 Cast builtin function result to __mmask16 instead of __mmask8.
2209 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2210 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2211 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2213 2016-08-04 David Malcolm <dmalcolm@redhat.com>
2215 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
2216 (ASSERT_TRUE_AT): New macro.
2217 (ASSERT_FALSE): Reimplement in terms of...
2218 (ASSERT_FALSE_AT): New macro.
2219 (ASSERT_STREQ_AT): Fix typo in comment.
2221 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2223 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
2224 labels are exhaustive, designate the label with the widest
2225 range to be the default label.
2227 2016-08-04 Andrew Pinski <apinski@cavium.com>
2229 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
2230 (thunderx_tunings): Use thunderx_vector_cost instead of
2231 generic_vector_cost.
2233 2016-08-04 Martin Liska <mliska@suse.cz>
2235 * gcov.c (main): Fix GNU coding style.
2236 (output_intermediate_file): Likewise.
2237 (process_file): Likewise.
2238 (generate_results): Likewise.
2239 (release_structures): Likewise.
2240 (create_file_names): Likewise.
2241 (find_source): Likewise.
2242 (read_graph_file): Likewise.
2243 (find_exception_blocks): Likewise.
2244 (canonicalize_name): Likewise.
2245 (make_gcov_file_name): Likewise.
2246 (mangle_name): Likewise.
2247 (accumulate_line_counts): Likewise.
2248 (output_branch_count): Likewise.
2249 (read_line): Likewise.
2251 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
2253 PR rtl-optimization/71779
2254 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
2255 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
2256 or if it was truncated.
2258 PR rtl-optimization/70903
2259 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2261 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2263 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
2264 accessing SSA_NAME_PTR_INFO.
2266 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2269 * common/config/avr/avr-common.c (avr_option_optimization_table)
2270 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2272 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2275 * config/avr/avr.md: New pattern to work around do_store_flag
2276 generating shift instructions for bit extractions.
2278 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2280 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
2282 (add_equivalence): Likewise.
2283 (get_value_range): Allocate value range with vrp_value_range_pool.
2284 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
2285 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2287 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
2289 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
2290 the default for the rs6000 port.
2292 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2295 * calls.c (special_function_p): Remove special handling of
2296 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
2297 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
2298 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2300 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
2303 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
2304 Don't stop on regular insns.
2306 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
2308 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
2309 size to DImode boundary.
2310 (nvptx_propagate): Likewise.
2312 2016-08-03 Alan Modra <amodra@gmail.com>
2314 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
2315 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
2316 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
2317 from -mefficient-unaligned-vector. Note that this affects fp too.
2319 2016-08-03 Alan Modra <amodra@gmail.com>
2321 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
2324 2016-08-03 Alan Modra <amodra@gmail.com>
2326 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
2327 to a reg. Localize vars.
2329 2016-08-03 Alan Modra <amodra@gmail.com>
2331 * config/rs6000/rs6000.opt: Remove negatives from help strings
2334 2016-08-03 Alan Modra <amodra@gmail.com>
2336 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
2337 Delete duplicated code.
2339 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2342 * lra-spills.c (regno_in_use_p): New.
2343 (lra_final_code_change): Use it.
2345 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2347 PR rtl-optimization/69847
2348 * lra-int.h (struct lra-reg): Use restore_rtx instead of
2350 (lra_rtx_hash): New.
2351 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
2353 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
2354 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
2355 * lra-spills.c (lra_final_code_change): Don't delete insn when the
2356 next insn is USE with the same reg as the current insn source.
2357 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
2359 (lra_constraints_init): Call initiate_invariants.
2360 (lra_constraints_finish): Call finish_invariants.
2361 (struct invariant, invariant_t, invariant_ptr_t): New.
2362 (const_invariant_ptr_t, invariants, invariants_pool): New.
2363 (invariant_table, invariant_hash, invariant_eq_p): New.
2364 (insert_invariant, initiate_invariants, finish_invariants): New.
2365 (clear_invariants, invalid_invariant_regs): New.
2366 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
2367 instead of restore_regno.
2368 (invariant_p, process_invariant_for_inheritance): New.
2369 (inherit_in_ebb): Implement invariant inheritance.
2370 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
2371 (remove_inheritance_pseudos): Implement undoing invariant
2373 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
2374 instead of restore_regno.
2375 * lra-assigns.c (regno_live_length): New.
2376 (reload_pseudo_compare_func): Use regno_live_length.
2377 (assign_by_spills): Use restore_rtx instead of restore_regno.
2378 (lra_assign): Ditto. Initiate regno_live_length.
2380 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
2382 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
2383 __builtin_aarch64_fmindf.
2385 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2387 PR tree-optimization/34114
2388 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
2389 information for more control IVs.
2391 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2393 PR tree-optimization/34114
2394 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
2395 PLUS_EXPR case. Handle SSA_NAME case.
2397 2016-08-02 Tamar Christina <tamar.christina@arm.com>
2399 * config/aarch64/aarch64-simd-builtins.def
2400 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
2401 (__builtin_aarch64_fmaxdf): Likewise.
2402 (__builtin_aarch64_smin_nandf): Likewise.
2403 (__builtin_aarch64_smax_nandf): Likewise.
2404 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
2405 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
2406 (<fmaxmin><mode>3): ...this.
2407 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
2408 (vminnm_f64): Likewise.
2409 (vmin_f64): Likewise.
2410 (vmax_f64): Likewise.
2411 * config/aarch64/iterators.md (FMAXMIN): Merge with...
2412 (FMAXMIN_UNS): ...this.
2413 (fmaxmin): Merged with
2414 (fmaxmin_op): ...this...
2415 (maxmin_uns_op): ...in to this.
2417 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2419 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2420 Add support for vec_extract on vector float, vector int, vector
2421 short, and vector char vector types.
2422 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2423 vector float, vector int, vector short, and vector char
2424 optimizations on 64-bit ISA 2.07 systems for both constant and
2425 variable element numbers.
2426 (rs6000_split_vec_extract_var): Likewise.
2427 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
2428 Altivec registers on ISA 2.07 and above.
2429 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
2430 which never was matched due to the split occuring before register
2431 allocation (and the code would not have worked on little endian
2432 systems if it did match). Allow extracts to go to the Altivec
2433 registers if ISA 2.07 (power8). Change from using "" around the
2434 C++ code to using {}'s.
2435 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2436 vec_extracts when the vector is in memory.
2437 (vsx_extract_v4sf_var): New insn to optimize vector float
2438 vec_extracts when the element number is variable on 64-bit ISA
2440 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2441 for 64-bit ISA 2.07 as well as ISA 3.0.
2442 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2443 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2444 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2445 optimize vector int, vector short, and vector char vec_extracts
2446 when the vector is in memory.
2447 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2448 optimize vector int, vector short, and vector char vec_extracts
2449 when the element number is variable.
2451 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2454 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2455 does not overlap with other symbol flags.
2457 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2459 * config/aarch64/aarch64.h (aarch64_frame):
2460 Remove padding0 and hardfp_offset. Add locals_offset,
2461 initial_adjust, callee_adjust, callee_offset and final_adjust.
2462 * config/aarch64/aarch64.c (aarch64_layout_frame):
2463 Remove unused padding0 and hardfp_offset initializations.
2464 Choose frame layout and set frame variables accordingly.
2465 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2466 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2467 (aarch64_pop_regs): Likewise.
2468 (aarch64_expand_prologue): Remove all decision code, just emit
2469 prolog according to frame variables.
2470 (aarch64_expand_epilogue): Remove all decision code, just emit
2471 epilog according to frame variables.
2472 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2474 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2477 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2478 fix_debug_reg_uses after changing source register mode to
2479 V1TImode if source register is undefined.
2481 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2483 PR tree-optimization/71818
2484 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2485 with non invariant evolutions
2487 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2490 * config/avr/avr.md (length) [branch]: Correct insn length
2491 attribute for forward branches.
2493 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2495 * doc/extend.texi (AVR Built-in Functions): Document
2497 * config/avr/builtins.def (NOPS): New.
2498 * config/avr/avr.c (avr_expand_nops): New static function.
2499 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2501 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2503 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2504 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2507 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2509 * config/aarch64/aarch64.c (vulcan_tunings): Update
2510 vulcan L1 cache_line_size.
2512 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2514 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2515 function that takes a vector memory address, a hard register, an
2516 element number and a temporary base register, and recreates an
2517 address that points to the appropriate element within the vector.
2518 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2519 (rs6000_split_vec_extract_var): Add support for the target of a
2520 vec_extract with variable element number being a scalar memory
2522 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2524 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2525 vsx_extract_<mode>_load insn with a new insn that optimizes
2526 storing either element to a memory location, using scratch
2527 registers to pick apart the vector and reconstruct the address.
2528 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
2529 (vsx_extract_<mode>_store): Rework alternatives to more correctly
2530 support Altivec registers. Add support for ISA 3.0 Altivec d-form
2532 (vsx_extract_<mode>_var): Add support for extracting a variable
2533 element number from memory.
2535 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2537 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
2538 when testing for compares against constants of the form 0xabab.
2540 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2542 PR tree-optimization/57558
2543 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
2545 (vect_loop_versioning): Support versioning with niter assumptions.
2546 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
2547 (vect_get_loop_niters): New parameter. Reimplement to support
2548 assumptions in loop niter info.
2549 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
2550 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
2551 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
2552 Support loop versioning for niters.
2553 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
2554 (vect_free_loop_info_assumptions): New function.
2555 (vectorize_loops): Free loop niter info for loops with flag
2556 LOOP_F_ASSUMPTIONS set if vectorization failed.
2557 * tree-vectorizer.h (struct _loop_vec_info): New field
2558 num_iters_assumptions.
2559 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
2560 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
2561 (LOOP_REQUIRES_VERSIONING): New macro.
2562 (vect_free_loop_info_assumptions): New decl.
2564 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2566 * cfgloop.h (struct loop): New field constraints.
2567 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
2568 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
2570 * cfgloop.c (alloc_loop): Initialize new field.
2571 * cfgloopmanip.c (copy_loop_info): Copy constraints.
2572 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
2573 Adjust niter analysis wrto loop constraints.
2574 * doc/loop.texi (@node Number of iterations): Add description for loop
2577 2016-07-29 Marek Polacek <polacek@redhat.com>
2580 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
2581 (ix86_expand_round_builtin): Likewise.
2583 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
2584 Georg-Johann Lay <avr@gjlay.de>
2586 PR rtl-optimization/71976
2587 * combine.c (get_last_value): Return 0 if the argument for which
2588 the function is called has a wider mode than the recorded value.
2590 2016-07-29 Marek Polacek <polacek@redhat.com>
2593 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2594 (altivec_expand_st_builtin): Likewise.
2596 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2598 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
2599 introduced in r238381.
2601 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
2604 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
2605 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2607 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2609 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
2611 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2612 Add support for vec_extract of vector double or vector long having
2613 a variable element number on 64-bit ISA 2.07 systems or newer.
2614 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
2616 (rs6000_split_vec_extract_var): New function to split a
2617 vec_extract built-in function with variable element number.
2618 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
2620 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
2621 (UNSPEC_VSX_EXTRACT): Likewise.
2622 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
2623 direct move instructions to be generated on 64-bit ISA 2.07
2624 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
2626 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
2627 arguments for vec_extract variable element.
2628 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
2629 vec_extract with variable element on V2DFmode and V2DImode
2631 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
2632 -mupper-regs-df requirement, since it isn't needed.
2633 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
2634 do direct moves on 64-bit systems, which allows optimization of
2635 vec_extract on 64-bit ISA 2.07 systems and newer.
2637 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2638 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2640 * config/aarch64/aarch64.md
2641 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
2643 (<optab>qihi2_aarch64): Likewise, and split into two.
2644 (extendqihi2_aarch64): New.
2645 (zero_extendqihi2_aarch64): New.
2646 * config/aarch64/iterators.md (ldrxt): Remove.
2647 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
2650 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2652 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2654 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2656 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
2657 (aarch64_push_reg): New function to push 1 or 2 registers.
2658 (aarch64_pop_reg): New function to pop 1 or 2 registers.
2659 (aarch64_expand_prologue): Use aarch64_push_regs.
2660 (aarch64_expand_epilogue): Use aarch64_pop_regs.
2662 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
2664 PR tree-optimization/71734
2665 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
2666 attribute instead of REF_LOOP and use it.
2667 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
2668 set it for Loops having non-zero safelen attribute.
2669 (ref_indep_loop_p): Pass zero as initial value for safelen.
2671 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
2675 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
2676 call using chkp_gimple_call_builtin_p.
2677 (chkp_copy_bounds_for_assign): Likewise.
2679 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2681 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
2682 * config/arm/arm-protos.h (struct tune_params): Likewise.
2683 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
2684 (cortex_a9_sched_adjust_cost): Likewise.
2685 (fa726te_sched_adjust_cost): Likewise.
2686 (arm_adjust_cost): Likewise.
2687 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
2688 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
2689 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
2690 * config/i386/i386.c (ix86_adjust_cost): Likewise.
2691 * config/ia64/ia64.c: Likewise.
2692 * config/m68k/m68k.c: Likewise.
2693 * config/mep/mep.c (mep_adjust_cost): Likewise.
2694 * config/microblaze/microblaze.c (microblaze_adjust_cost):
2696 * config/mips/mips.c (mips_adjust_cost): Likewise.
2697 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
2699 * config/pa/pa.c (pa_adjust_cost): Likewise.
2700 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
2701 (rs6000_debug_adjust_cost): Likewise.
2702 * config/sh/sh.c (sh_adjust_cost): Likewise.
2703 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
2704 (hypersparc_adjust_cost): Likewise.
2705 (sparc_adjust_cost): Likewise.
2706 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
2707 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
2708 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
2710 * config/visium/visium.c (visium_adjust_cost): Likewise.
2711 * doc/tm.texi: Regenerate.
2712 * haifa-sched.c (dep_cost_1): Adjust.
2713 * target.def: Merge adjust_cost and adjust_cost_2.
2715 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2717 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
2719 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2721 * store-motion.c (struct st_expr): Make pattern_regs a vector.
2722 (extract_mentioned_regs): Append to a vector instead of
2723 returning a rtx_expr_list.
2724 (st_expr_entry): Adjust.
2725 (free_st_expr_entry): Likewise.
2726 (store_ops_ok): Likewise.
2727 (store_killed_in_insn): Likewise.
2728 (find_moveable_store): Likewise.
2730 2016-07-28 Martin Liska <mliska@suse.cz>
2732 PR gcov-profile/68025
2733 * tree-profile.c (tree_profiling): Respect
2734 no_profile_instrument_function attribute.
2735 * doc/extend.texi: Document no_profile_instrument_function
2738 2016-07-28 Martin Liska <mliska@suse.cz>
2740 PR rtl-optimization/70944
2741 * combine.c (make_compound_operation):
2742 Do not allow make_compound_operation for vector mode
2744 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
2747 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
2748 before calling get_ops.
2750 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2752 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
2753 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
2754 (BITS_PER_UNIT_LOG): Remove.
2755 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
2756 * expr.c (expand_assignment): Likewise.
2757 * stor-layout.c (initialize_sizetypes): Likewise.
2759 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2761 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
2762 signature of rs6000_expand_vector_extract so that the element
2763 number is a RTX instead of a constant integer.
2764 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
2766 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
2767 (altivec_expand_vec_ext_builtin): Likewise.
2768 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
2769 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
2770 MFVSRLD instruction.
2772 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2774 * input.c (get_pure_location): Move here from tree.c.
2775 (make_location): Likewise. Add header comment.
2776 (selftest::test_accessing_ordinary_linemaps): Verify
2777 pure_location_p, make_location, get_location_from_adhoc_loc and
2779 * input.h (get_pure_location): Move declaration here from tree.h.
2780 (get_finish): Likewise for inline function.
2781 (make_location): Likewise for declaration.
2782 * tree.c (get_pure_location): Move to input.c.
2783 (make_location): Likewise.
2784 * tree.h (get_pure_location): Move declaration to tree.h.
2785 (get_finish): Likewise for inline function.
2786 (make_location): Likewise for declaration.
2788 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2791 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2793 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2795 * system.h (STATIC_ASSERT): Use static_assert if building
2798 2016-07-27 Richard Biener <rguenther@suse.de>
2800 PR tree-optimization/72517
2801 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
2802 Revert change to not compute read-read dependences.
2804 2016-07-27 Richard Biener <rguenther@suse.de>
2806 * predict.c (set_even_probabilities): Make nedges unsigned.
2808 2016-07-27 Martin Liska <mliska@suse.cz>
2810 * predict.c (set_even_probabilities): Handle unlikely edges.
2811 (combine_predictions_for_bb): Likewise.
2813 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2816 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2817 __float128 support when we don't have hardware support, so that
2818 the IEEE built-in functions like isgreater, first call __unordkf3
2819 to make sure neither operand is a NaN, and if both operands are
2820 ordered, do the normal comparison.
2822 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2824 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
2826 (extract_code_and_val_from_cond_with_ops): Verify that name is
2827 either cond_op0 or cond_op1.
2829 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2831 PR tree-optimization/18046
2832 * genmodes.c (emit_mode_size_inline): Emit an assert that
2833 verifies that mode is a valid array index.
2834 (emit_mode_nuinits_inline): Likewise.
2835 (emit_mode_inner_inline): Likewise.
2836 (emit_mode_unit_size_inline): Likewise.
2837 (emit_mode_unit_precision_inline): Likewise.
2838 * tree-vrp.c: Include params.h.
2839 (find_switch_asserts): Register edge assertions for the default
2840 label which correspond to the anti-ranges of each case label.
2841 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
2842 * doc/invoke.texi: Document it.
2844 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2846 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
2847 and unnecessary call to gimple_bb.
2849 2016-07-26 Richard Biener <rguenther@suse.de>
2851 PR rtl-optimization/71984
2852 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
2855 2016-07-26 Richard Biener <rguenther@suse.de>
2858 * expmed.c (extract_bit_field_1): Constrain the vector mode
2859 with element size matching the extraction mode size when
2860 choosing a better vector mode to do the extraction from.
2862 2016-07-26 Richard Biener <rguenther@suse.de>
2863 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2866 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
2869 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2871 * tree-ssa-structalias.c (struct scc_info): Change types of
2872 members to auto_sbitmap and auto_vec.
2873 (scc_info::scc_info): New constructor.
2874 (scc_info::~scc_info): New destructor.
2875 (init_scc_info): Remove.
2876 (free_scc_info): Remove.
2877 (find_indirect_cycles): Adjust.
2878 (perform_var_substitution): Likewise.
2879 (free_var_substitution_info): Likewise.
2881 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2883 * tree-outof-ssa.c (struct elim_graph): Change type of members
2884 to auto_vec and auto_sbitmap.
2885 (elim_graph::elim_graph): New constructor.
2886 (delete_elim_graph): Remove.
2887 (expand_phi_nodes): Adjust.
2889 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2891 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
2892 (new_elim_graph): Adjust.
2893 (clear_elim_graph): Likewise.
2894 (delete_elim_graph): Likewise.
2895 (elim_graph_size): Likewise.
2896 (elim_graph_add_node): Likewise.
2897 (elim_graph_add_edge): Likewise.
2898 (elim_graph_remove_succ_edge): Likewise.
2899 (eliminate_name): Likewise.
2900 (eliminate_build): Likewise.
2901 (elim_forward): Likewise.
2902 (elim_unvisited_predecessor): Likewise.
2903 (elim_backward): Likewise.
2904 (elim_create): Likewise.
2905 (eliminate_phi): Likewise.
2906 (expand_phi_nodes): Likewise.
2908 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2910 * bt-load.c (compute_out): Use auto_sbitmap class.
2911 (link_btr_uses): Likewise.
2912 * cfganal.c (mark_dfs_back_edges): Likewise.
2913 (post_order_compute): Likewise.
2914 (inverted_post_order_compute): Likewise.
2915 (pre_and_rev_post_order_compute_fn): Likewise.
2916 (single_pred_before_succ_order): Likewise.
2917 * cfgexpand.c (pass_expand::execute): Likewise.
2918 * cfgloop.c (verify_loop_structure): Likewise.
2919 * cfgloopmanip.c (fix_bb_placements): Likewise.
2920 (remove_path): Likewise.
2921 (update_dominators_in_loop): Likewise.
2922 * cfgrtl.c (break_superblocks): Likewise.
2923 * ddg.c (check_sccs): Likewise.
2924 (create_ddg_all_sccs): Likewise.
2925 * df-core.c (df_worklist_dataflow): Likewise.
2926 * dse.c (dse_step3): Likewise.
2927 * except.c (eh_region_outermost): Likewise.
2928 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2929 * gcse.c (prune_expressions): Likewise.
2930 (prune_insertions_deletions): Likewise.
2931 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
2932 * graph.c (draw_cfg_nodes_no_loops): Likewise.
2933 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
2934 * lcm.c (compute_earliest): Likewise.
2935 (compute_farthest): Likewise.
2936 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
2937 (unroll_loop_runtime_iterations): Likewise.
2938 (unroll_loop_stupid): Likewise.
2939 * lower-subreg.c (decompose_multiword_subregs): Likewise.
2940 * lra-lives.c: Likewise.
2941 * lra.c (lra): Likewise.
2942 * modulo-sched.c (schedule_reg_moves): Likewise.
2943 (optimize_sc): Likewise.
2944 (get_sched_window): Likewise.
2945 (sms_schedule_by_order): Likewise.
2946 (check_nodes_order): Likewise.
2947 (order_nodes_of_sccs): Likewise.
2948 (order_nodes_in_scc): Likewise.
2949 * recog.c (split_all_insns): Likewise.
2950 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
2951 * reload1.c (reload): Likewise.
2952 * sched-rgn.c (haifa_find_rgns): Likewise.
2953 (split_edges): Likewise.
2954 (compute_trg_info): Likewise.
2955 * sel-sched.c (init_seqno): Likewise.
2956 * store-motion.c (remove_reachable_equiv_notes): Likewise.
2957 * tree-into-ssa.c (update_ssa): Likewise.
2958 * tree-ssa-live.c (live_worklist): Likewise.
2959 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
2960 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2962 (try_peel_loop): Likewise.
2963 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2965 * tree-ssa-pre.c (compute_antic): Likewise.
2966 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
2967 * tree-stdarg.c (reachable_at_most_once): Likewise.
2968 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
2969 * var-tracking.c (vt_find_locations): Likewise.
2971 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2973 * sbitmap.h (auto_sbitmap): New class.
2975 2016-07-26 Alan Modra <amodra@gmail.com>
2978 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2981 2016-07-25 David Malcolm <dmalcolm@redhat.com>
2983 * input.c (selftest::temp_source_file::temp_source_file): Fix
2984 missing "%s" in fprintf.
2986 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
2989 * cselib.c (cselib_process_insn): Invalidate argument slots for
2992 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2994 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
2995 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
2996 vmulxh_lane_f16, vmulxh_laneq_f16): New.
2998 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3000 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3001 * config/aarch64/aarch64.md (fma, fnma): Support HF.
3002 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
3004 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3006 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3007 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
3009 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
3010 (add<mode>3): Likewise.
3011 (sub<mode>3): Likewise.
3012 (mul<mode>3): Likewise.
3013 (div<mode>3): Likewise.
3014 (*div<mode>3): Likewise.
3015 (<fmaxmin><mode>3): Extend to HF.
3016 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
3017 (fabd<mode>3): Likewise.
3018 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
3019 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
3020 (aarch64_fmulx<mode>): Likewise.
3021 (aarch64_fac<optab><mode>): Likewise.
3022 (aarch64_frecps<mode>): Likewise.
3023 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
3024 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
3025 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
3026 (VSDQ_HSDI): Support HI.
3027 (fcvt_target, FCVT_TARGET): Likewise.
3028 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
3029 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
3030 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
3031 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
3032 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
3033 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
3034 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
3037 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3039 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
3040 * config/aarch64/aarch64-builtins.c (hi_UP): New.
3041 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3042 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
3044 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
3045 (aarch64_cm<optab><mode>): Likewise.
3046 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
3047 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
3048 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
3049 (sqrt<mode>2): Likewise.
3050 (*sqrt<mode>2): Likewise.
3051 (abs<mode>2): Likewise.
3052 (<optab><mode>hf2): New pattern for HF mode.
3053 (<optab>hihf2): Likewise.
3054 * config/aarch64/arm_neon.h: Include arm_fp16.h.
3055 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
3056 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
3058 * config/aarch64/arm_fp16.h: New file.
3059 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
3060 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
3061 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
3062 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
3063 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
3064 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
3065 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
3066 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
3067 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
3068 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
3069 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
3070 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
3073 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3075 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
3076 reduc_smin_scal_): Use VDQIF_F16.
3077 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
3078 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
3080 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
3081 * config/aarch64/iterators.md (VDQIF_F16): New.
3082 (vp): Support HF modes.
3083 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
3084 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
3086 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3088 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
3089 "*aarch64_mulx_elt_from_dup<mode>".
3090 (*aarch64_mul3_elt<mode>): Update schedule type.
3091 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
3092 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
3093 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3094 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
3095 (f, fp): Support HF modes.
3096 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
3097 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
3098 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
3099 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
3100 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
3101 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
3103 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3105 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3106 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
3108 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
3111 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3113 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3114 * config/aarch64/aarch64-simd.md
3115 (aarch64_rsqrts<mode>): Extend to HF modes.
3116 (fabd<mode>3): Likewise.
3117 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
3118 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
3119 (aarch64_<maxmin_uns>p<mode>): Likewise.
3120 (<su><maxmin><mode>3): Likewise.
3121 (<maxmin_uns><mode>3): Likewise.
3122 (<fmaxmin><mode>3): Likewise.
3123 (aarch64_faddp<mode>): Likewise.
3124 (aarch64_fmulx<mode>): Likewise.
3125 (aarch64_frecps<mode>): Likewise.
3126 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
3127 (add<mode>3): Extend to HF modes.
3128 (sub<mode>3): Likewise.
3129 (mul<mode>3): Likewise.
3130 (div<mode>3): Likewise.
3131 (*div<mode>3): Likewise.
3132 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
3134 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
3135 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
3136 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
3137 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
3138 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
3139 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
3140 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
3141 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
3142 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
3143 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
3144 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
3145 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
3146 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
3147 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
3149 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3151 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
3152 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3153 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
3154 (neg<mode>2): Likewise.
3155 (abs<mode>2): Likewise.
3156 (<frint_pattern><mode>2): Likewise.
3157 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
3158 (<optab><VDQF:mode><fcvt_target>2): Likewise.
3159 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
3160 (ftrunc<VDQF:mode>2): Likewise.
3161 (<optab><fcvt_target><VDQF:mode>2): Likewise.
3162 (sqrt<mode>2): Likewise.
3163 (*sqrt<mode>2): Likewise.
3164 (aarch64_frecpe<mode>): Likewise.
3165 (aarch64_cm<optab><mode>): Likewise.
3166 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
3168 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
3169 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
3171 * config/aarch64/arm_neon.h (vdup_n_f16): New.
3172 (vdupq_n_f16): Likewise.
3173 (vld1_dup_f16): Use vdup_n_f16.
3174 (vld1q_dup_f16): Use vdupq_n_f16.
3175 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
3176 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
3177 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
3178 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
3179 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
3180 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
3181 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
3182 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
3183 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
3184 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
3185 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
3186 vsqrt_f16, vsqrtq_f16): New.
3188 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3190 * config/aarch64/aarch64-simd.md
3191 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
3192 (aarch64_ext<mode>): Likewise.
3193 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
3194 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
3195 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
3197 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
3199 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
3200 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
3201 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
3202 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
3203 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
3204 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
3205 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
3207 (vmov_n_f16): Reimplement using vdup_n_f16.
3208 (vmovq_n_f16): Reimplement using vdupq_n_f16..
3210 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3212 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
3213 "frame_related_p". Generate CFA annotation when it's necessary.
3214 (aarch64_expand_prologue): Use aarch64_add_constant.
3215 (aarch64_expand_epilogue): Likewise.
3216 (aarch64_output_mi_thunk): Pass "false" when calling
3217 aarch64_add_constant.
3219 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3221 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
3224 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3226 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
3227 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
3228 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
3229 (aarch64_build_constant): Delete.
3231 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
3234 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3236 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3237 flag_toplevel_reorder.
3239 2016-07-25 Richard Biener <rguenther@suse.de>
3241 * cgraph.c (cgraph_node::verify_node): Compare against builtin
3242 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
3243 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
3244 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
3245 (streamer_get_builtin_tree): Likewise.
3246 (streamer_write_builtin): Likewise.
3247 * lto-streamer.h (LTO_builtin_decl): Remove.
3248 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
3249 (lto_input_scc): Remove LTO_builtin_decl handling.
3250 (lto_input_tree_1): Liekwise.
3251 * lto-streamer-out.c (lto_output_tree_1): Remove special
3252 handling of builtins.
3253 (DFS::DFS): Likewise.
3254 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
3255 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
3257 (streamer_write_builtin): Remove.
3259 2016-07-25 Martin Liska <mliska@suse.cz>
3261 * lto-cgraph.c (input_symtab): Don't call get_working_sets
3262 if flag_auto_profile is set to true.
3264 2016-07-25 Martin Liska <mliska@suse.cz>
3266 PR gcov-profile/71868
3267 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
3268 have a function with multiple latches, count them all.
3270 2016-07-25 Martin Liska <mliska@suse.cz>
3272 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
3274 2016-07-25 Martin Liska <mliska@suse.cz>
3276 PR tree-optimization/71987
3277 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
3278 just for SSA_NAMEs. Fix GNU coding style.
3280 2016-07-25 Martin Liska <mliska@suse.cz>
3282 PR gcov-profile/64874
3283 * gcov-io.h: Update command about file format.
3284 * gcov-iov.c (main): Adapt the numbering scheme.
3286 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3289 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
3290 whose result is used in PHI.
3291 (final_range_test_p): Likewise.
3292 (maybe_optimize_range_tests): Likewise.
3294 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3296 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3297 Reformat two multi-line strings.
3299 2016-07-22 Martin Sebor <msebor@redhat.com>
3301 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
3303 2016-07-22 Martin Sebor <msebor@redhat.com>
3306 * doc/extend.texi (Compound Literals): Correct and clarify.
3307 (Cast to Union): Same.
3309 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
3311 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3312 comments to explain why certain error messages make mention of
3313 undocumented options.
3314 (rs6000_invalid_builtin): Change error messages to replace mention
3315 of undocumented options with mention of the -mcpu=power9 option
3316 that enables those undocumented options.
3317 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
3318 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
3319 definition of this macro to correct an existing error.
3320 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
3321 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
3322 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
3323 descriptions of built-in functions so that they depend on
3324 -mcpu=power9 instead of on the corresponding undocumented flags.
3325 * doc/invoke.texi (Option Summary): Remove all mention of newly
3327 (IBM RS/6000 and PowerPC Options): Likewise.
3328 * doc/md.texi (Constraints for Particuliar Machines): Remove all
3329 mention of newly undocumented flags.
3331 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
3333 * ipa-cp.c (determine_versionability): Do not create constprop clones,
3334 when target_clones attribute is set.
3336 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3338 * common.opt (funsafe-loop-optimizations): Mark ignore.
3339 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
3340 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
3342 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
3343 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
3345 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3347 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3349 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3351 (number_of_iterations_exit): Warn missed loop optimization for
3352 possible infinite loops.
3354 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
3357 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
3358 when to emit a ".machine" pseudo-op.
3360 2016-07-22 Martin Liska <mliska@suse.cz>
3362 PR gcov-profile/69028
3363 PR gcov-profile/62047
3364 * coverage.c (coverage_compute_lineno_checksum): Do not
3365 calculate checksum for fns w/o xloc.file.
3366 (coverage_compute_profile_id): Likewise.
3368 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
3370 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
3371 (avr_secondary_reload): ...and implementation.
3372 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
3373 * config/avr/avr.md (reload_in<mode>): Remove insns.
3374 (adjust_len) [lpm]: Remove insn attribute value.
3375 * config/avr/predicates.md (flash_operand): Remove insn predicate.
3377 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3380 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
3382 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
3383 * calls.c (special_function_p): Remove the special handling of the
3384 "__builtin_" prefix.
3386 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3389 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
3390 if STMT may be an alloca call.
3391 (gimple_alloca_call_p, alloca_call_p): Return only true for the
3392 builtin alloca call.
3393 * calls.h (gimple_maybe_alloca_call_p): New function.
3394 * tree-inline.c (inline_forbidden_p_stmt): Use
3395 gimple_maybe_alloca_call_p here.
3397 2016-07-21 David Malcolm <dmalcolm@redhat.com>
3399 * spellcheck-tree.c (best_macro_match::best_macro_match):
3400 Explictly specify the template arguments when invoking the base
3401 class constructor, to help older C++ compilers.
3403 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3406 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
3407 before builtin_decl_implicit.
3409 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3411 * optabs.c (emit_condiitonal_move): Short circuit for identical
3414 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3416 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
3417 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
3418 (noce_conversion_profitable_p): New.
3419 (noce_try_store_flag_constants): Use it.
3420 (noce_try_addcc): Likewise.
3421 (noce_try_store_flag_mask): Likewise.
3422 (noce_try_cmove): Likewise.
3423 (noce_try_cmove_arith): Likewise.
3424 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
3426 (noce_convert_multiple_sets): Move cost model to here, from...
3427 (bb_ok_for_noce_convert_multiple_sets) ...here.
3428 (noce_process_if_block): Update calls for above changes.
3429 (noce_find_if_block): Record new noce_if_info parameters.
3431 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3433 * target.def (max_noce_ifcvt_seq_cost): New.
3434 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3435 * doc/tm.texi: Regenerate.
3436 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3437 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3438 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3439 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3440 * doc/invoke.texi: Document new params.
3442 2016-07-21 Richard Biener <rguenther@suse.de>
3444 PR tree-optimization/71947
3445 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3446 ranges have useful limit_vr information.
3448 2016-07-21 Richard Biener <rguenther@suse.de>
3450 * function-tests.c (build_trivial_generic_function): Set
3451 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3452 * omp-low.c (create_omp_child_function): Likewise.
3453 (grid_expand_target_grid_body): Likewise.
3454 * cgraphunit.c (init_lowered_empty_function): Likewise.
3455 (cgraph_node::expand_thunk): Likewise.
3456 * tree-parloops.c (create_loop_fn): Likewise.
3457 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3459 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3461 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3464 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3466 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3467 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3468 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3469 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3470 values for insn attribute.
3471 * config/avr/avr.c (avr_out_insert_notbit): New function.
3472 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3473 ADJUST_LEN_INSV_NOTBIT_0/_7.
3474 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3476 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3478 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3479 (chrec_convert_1, chrec_convert): Ditto.
3480 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3481 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3482 * tree-vrp.c (adjust_range_with_scev): Ditto.
3483 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3484 (scev_var_range_cant_overflow): New function.
3485 (scev_probably_wraps_p): New parameter. Call above function.
3486 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3488 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3490 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3491 by removing computation of may_be_zero.
3493 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3495 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3497 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3499 Improving concepts performance and diagnostics.
3500 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3501 for constraint satisfaction and subsumption.
3502 * timevar.h (auto_timevar): New constructor that matches the push/pop
3503 pattern of usage in pt.c.
3505 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3507 * hwint.h (HOST_WIDE_INT_0): New define.
3508 (HOST_WIDE_INT_0U): Ditto.
3509 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3510 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3511 * simplify-rtx.c: Ditto.
3512 * tree-object-size.c: Ditto.
3514 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3516 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3519 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3521 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3522 * combine.c: Use HOST_WIDE_INT_M1U instead of
3523 ~(unsigned HOST_WIDE_INT) 0.
3524 * double-int.h: Ditto.
3526 * dwarf2asm.c:Ditto.
3528 * genmodes.c: Ditto.
3530 * read-rtl.c: Ditto.
3531 * tree-ssa-loop-ivopts.c: Ditto.
3532 * tree-ssa-loop-prefetch.c: Ditto.
3533 * tree-vect-generic.c: Ditto.
3534 * tree-vect-patterns.c: Ditto.
3537 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3539 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
3540 constant addresses outside [0,0xc0] into a register.
3541 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
3542 cases where the base address register is unused after.
3543 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
3544 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
3545 (avr_out_store_psi_reg_disp_tiny): Same.
3547 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3549 Implement attribute progmem on reduced Tiny cores by adding
3550 flash offset 0x4000 to respective symbols.
3553 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
3554 documentation how it works on reduced Tiny cores.
3555 (AVR Named Address Spaces): No support for reduced Tiny.
3556 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
3557 (avr_address_tiny_pm_p): New static function.
3558 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
3559 if the address is in progmem.
3560 (avr_assemble_integer): Same.
3561 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
3562 for symbol_ref in progmem.
3563 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
3564 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
3565 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
3567 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
3569 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
3570 * configure: Regenerate.
3571 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
3572 (USE_THIN_ARCHIVES): New variable.
3573 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
3574 this archive as a thin archive.
3576 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3578 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
3579 same location as last time, don't skip if we have fix-it hints.
3580 Clarify the skipping logic by converting it from one "if" clause
3581 to repeated "if" clauses.
3582 * spellcheck-tree.c: Include "cpplib.h".
3583 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
3584 (best_macro_match::best_macro_match): New constructor.
3585 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
3586 Move here from c/c-decl.c.
3587 (class best_macro_match): Move here from c/c-decl.c, converting
3588 from a typedef to a subclass, gaining a ctor.
3590 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3592 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
3593 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
3595 (avr_addr_space_diagnose_usage): ...and implementation.
3596 (avr_addr_space_supported_p): New function.
3597 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
3598 report bad address space usage if that space is supported.
3599 (avr_insert_attributes): Same. No more complain about unsupported
3601 * config/avr/avr-c.c (tm_p.h): Include it.
3602 (avr_cpu_cpp_builtins): Only define addr-space related built-in
3603 macro if avr_addr_space_supported_p.
3605 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3607 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3608 flag_toplevel_reorder.
3610 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3612 * gcc-rich-location.c
3613 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
3615 * gcc-rich-location.h
3616 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
3618 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3620 * target.def (addr_space): Add new diagnose_usage to hook vector.
3621 * targhooks.c (default_addr_space_diagnose_usage): Add default
3622 implementation and...
3623 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
3624 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
3625 is some address space, call targetm.addr_space.diagnose_usage.
3626 * doc/tm.texi.in (Named Address Spaces): Add anchor for
3627 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
3628 * doc/tm.texi: Regenerate.
3630 2016-07-20 Martin Liska <mliska@suse.cz>
3633 * graphite-isl-ast-to-gimple.c (later_of_the_two):
3634 Properly handly PHI stmts.
3636 2016-07-20 Bin Cheng <bin.cheng@arm.com>
3638 PR tree-optimization/71503
3639 PR tree-optimization/71683
3640 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
3643 2016-07-20 Martin Liska <mliska@suse.cz>
3645 * doc/invoke.texi (-fipa-ra): Document when the option is
3646 disabled. Fix a typo.
3648 2016-07-20 Martin Liska <mliska@suse.cz>
3650 * Makefile.in: Include fibonacci_heap.c
3651 * fibonacci_heap.c: New file.
3652 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
3653 (fibonacci_heap::union_with): Fix deletion of the second heap.
3654 * selftest-run-tests.c (selftest::run_tests): Incorporate
3655 fibonacci heap tests.
3656 * selftest.h: Declare fibonacci_heap_c_tests.
3658 2016-07-20 Martin Liska <mliska@suse.cz>
3660 * selftest-run-tests.c (selftest::run_tests): New function.
3661 * selftest.h (sreal_c_tests): Declare.
3662 * sreal.c (sreal_verify_basics): New function.
3663 (verify_aritmetics): Likewise.
3664 (sreal_verify_arithmetics): Likewise.
3665 (verify_shifting): Likewise.
3666 (sreal_verify_shifting): Likewise.
3667 (void sreal_c_tests): Likewise.
3669 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3671 PR rtl-optimization/71916
3672 * cfgrtl.c (contains_no_active_insn_p): Return false also for
3673 bb which have a single succ fake edge.
3675 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
3678 * dwarf2out.c (gen_subprogram_die): Only call
3679 gen_unspecified_parameters_die while dumping early dwarf.
3681 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3684 * gimple-fold.c (fold_builtin_memory_op): Use
3685 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
3687 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
3689 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
3690 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
3691 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
3692 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
3696 * double-int.c: Ditto.
3698 * dwarf2out.c: Ditto.
3701 * fold-const.c: Ditto.
3702 * function.c: Ditto.
3704 * genmodes.c: Ditto.
3708 * loop-doloop.c: Ditto.
3709 * loop-invariant.c: Ditto.
3716 * simplify-rtx.c: Ditto.
3717 * stor-layout.c: Ditto.
3719 * tree-ssa-loop-ivopts.c: Ditto.
3720 * tree-vect-generic.c: Ditto.
3721 * tree-vect-patterns.c: Ditto.
3726 * wide-int-print.cc: Ditto.
3727 * wide-int.cc: Ditto.
3728 * wide-int.h: Ditto.
3730 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3732 * selftest.c (selftest::assert_streq): Handle NULL values of
3733 val_actual and val_expected.
3735 2016-07-19 Martin Jambor <mjambor@suse.cz>
3738 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
3739 rather than cgraph_create_node to get a call graph node.
3741 2016-07-19 Richard Biener <rguenther@suse.de>
3743 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
3744 handle all tcc_constant bases and valueize SSA names.
3745 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
3748 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3750 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
3751 the flags of the exit block and bb2, not just the entry block.
3753 2016-07-19 Richard Biener <rguenther@suse.de>
3755 PR tree-optimization/71901
3756 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
3757 align member, group stuff with the bitfield.
3758 (vn_ref_op_align_unit): New inline.
3759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
3760 record element alignment and operand 3 unchanged.
3761 (ao_ref_init_from_vn_reference): Adjust.
3762 (valueize_refs_1): Likewise.
3763 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3765 2016-07-19 Richard Biener <rguenther@suse.de>
3767 PR tree-optimization/71908
3768 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
3769 symbolic constants in a more reliable way.
3771 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
3773 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
3775 (vect_update_inits_of_drs): Likewise.
3776 (vect_create_cond_for_alias_checks): Likewise.
3777 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
3779 2016-07-19 Richard Biener <rguenther@suse.de>
3782 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
3783 with an abstract origin that is not an inlined function outer
3784 scope add a self-reference as abstract origin.
3785 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
3787 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3790 * config/rs6000/rs6000.c (rs6000_function_value): Fix
3791 unintentional System V.4 structure return breakage for structures
3792 with a single floating point element.
3794 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3796 PR tree-optimization/71734
3797 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
3798 contains REF, use it to check safelen, assume that safelen value
3799 must be greater 1, fix style.
3800 (ref_indep_loop_p_2): Add REF_LOOP argument.
3801 (ref_indep_loop_p): Pass LOOP as additional argument to
3804 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3806 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
3807 allocation in the prologue.
3808 * explow.c (get_dynamic_stack_base): New function to return an address
3809 expression for the dynamic stack base.
3810 (get_dynamic_stack_size): New function to do the required dynamic stack
3811 space size calculations.
3812 (allocate_dynamic_stack_space): Use new functions.
3813 (align_dynamic_address): Move some code from
3814 allocate_dynamic_stack_space to new function.
3815 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
3817 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3819 * config/s390/s390.c (s390_encode_section_info): Always set
3820 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
3823 2016-07-18 Richard Biener <rguenther@suse.de>
3825 PR tree-optimization/71893
3826 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
3827 for sizetype cast added by array_ref_element_size.
3828 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3830 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
3832 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
3833 register parameters. Remove code to initialize argument pointer
3834 on TARGET_64BIT. Optimize call to _mcount when it can be reached
3835 using a pc-relative branch. Cleanup conditional code.
3836 * config/pa/pa.md (call_mcount): New expander.
3837 (call_mcount_nonpic): New insn.
3838 (call_mcount_pic): New insn and split.
3839 (call_mcount_pic_post_reload): New insn.
3840 (call_mcount_64bit): New insn and split.
3841 (call_mcount_64bit_post_reload): New insn.
3843 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3845 * config/avr/predicates.md (const_m255_to_m1_operand): New.
3846 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
3847 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
3848 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
3849 (*usum_widenqihi3, *udiff_widenqihi3)
3850 (*addhi3_zero_extend.const): New combiner insns.
3851 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
3852 just 1 bit is affected.
3853 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
3854 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
3856 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
3858 * omp-low.c (lower_omp_target): Mark data clauses with
3859 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
3860 zero-length subarrays.
3862 2016-07-15 Richard Biener <rguenther@suse.de>
3864 PR tree-optimization/71881
3865 * tree-loop-distribution.c (destroy_loop): Remove blocks in
3866 reverse DOM order to make debug temp generation happy.
3868 2016-07-15 Richard Biener <rguenther@suse.de>
3870 PR tree-optimization/71887
3871 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
3872 verify it is not zero for division / modulo handling.
3873 (value_replacement): Adjust.
3875 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
3876 Julian Brown <julian@codesourcery.com>
3878 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
3879 * config/aarch64/aarch64-cost-tables.h
3880 (vulcan_extra_costs): New variable.
3881 * config/aarch64/aarch64.c
3882 (vulcan_addrcost_table): Likewise.
3883 (vulcan_regmove_cost): Likewise.
3884 (vulcan_vector_cost): Likewise.
3885 (vulcan_branch_cost): Likewise.
3886 (vulcan_tunings): Likewise.
3888 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
3890 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
3891 (output_in_order): Loop over undefined variables too. Output them
3892 via assemble_undefined_decl. Skip variables that correspond to hard
3893 registers or have value-exprs.
3894 * varpool.c (symbol_table::output_variables): Handle undefined
3895 variables together with defined ones.
3897 2016-07-15 Richard Biener <rguenther@suse.de>
3899 * tree-ssa-pre.c (get_representative_for): Make sure to return
3900 the value number of SSA names.
3901 (phi_translate_1): get_representative_for cannot return NULL.
3902 (do_pre_regular_insertion): Remove redundant call to
3903 fully_constant_expression.
3904 (do_pre_partial_partial_insertion): Likewise.
3906 2016-07-15 Bin Cheng <bin.cheng@arm.com>
3908 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
3909 (derive_simple_iv_with_niters): New function.
3910 (simple_iv): Rewrite using simple_iv_with_niters.
3911 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
3912 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3914 (number_of_iterations_exit): Rewrite using above function.
3915 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3918 2016-07-15 Richard Biener <rguenther@suse.de>
3920 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
3923 2016-07-14 Jakub Jelinek <jakub@redhat.com>
3925 PR tree-optimization/71872
3926 * tree-data-ref.c (get_references_in_stmt): Ignore references
3927 with is_gimple_constant get_base_address.
3929 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3931 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
3932 (TARGET_HAVE_LDACQD): New macro.
3933 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
3934 than TARGET_HAVE_LDACQ.
3935 (arm_load_acquire_exclusivedi): Likewise.
3936 (arm_store_release_exclusivedi): Likewise.
3938 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3940 PR rtl-optimization/71878
3941 * lra-constraints.c (match_reload): Pass information about other
3942 output operands. Create new unique register value if matching input
3943 operand shares same register value as output operand being considered.
3944 (curr_insn_transform): Record output operands already processed.
3946 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3949 PR tree-optimization/70923
3950 * tree-vect-patterns.c: Include mult-synthesis.h.
3951 (target_supports_mult_synth_alg): New function.
3952 (synth_lshift_by_additions): Likewise.
3953 (apply_binop_and_append_stmt): Likewise.
3954 (vect_synth_mult_by_constant): Likewise.
3955 (target_has_vecop_for_code): Likewise.
3956 (vect_recog_mult_pattern): Use above functions to synthesize vector
3957 multiplication by integer constants.
3959 2016-07-14 Alan Modra <amodra@gmail.com>
3961 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
3962 gpr alternatives. Correct '*' placement on Y,r alternative.
3963 Add '*' on operand 1 of r,r alternative.
3965 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
3968 * expmed.h: ... Here.
3970 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
3972 * gimple.h (stmt_can_terminate_bb_p): New function.
3973 * tree-cfg.c (need_fake_edge_p): Rename to ...
3974 (stmt_can_terminate_bb_p): ... this; return true if stmt can
3975 throw external; handle const and pure calls.
3976 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
3978 2016-07-14 Richard Biener <rguenther@suse.de>
3980 PR tree-optimization/71866
3981 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
3982 (do_hoist_insertion): Avoid endless recursion when we
3983 didn't insert anything because we managed to simplify
3984 things down to a constant or SSA name.
3985 (fully_constant_expression): Re-write in terms of ...
3986 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
3987 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
3988 vn_nary_build_or_lookup_1.
3989 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
3990 (vn_nary_build_or_lookup): ... this which now wraps it.
3992 2016-07-14 Alan Modra <amodra@gmail.com>
3995 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
3996 with p9_vector override before power9-dform override.
3998 2016-07-13 Andi Kleen <ak@linux.intel.com>
4000 * value-prof.c (gimple_value_profile_transformations): Don't run
4001 when auto_profile is on.
4003 2016-07-13 Andi Kleen <ak@linux.intel.com>
4005 * auto-profile.c (update_inlined_ind_target,
4006 afdo_indirect_call): Print information to dump file.
4008 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
4010 * genrecog.c (special_predicate_operand_p): New function.
4011 (predicate_name): Move function.
4012 (validate_pattern): Don't warn about missing mode for all
4013 define_special_predicate predicates.
4015 2016-07-13 Bin Cheng <bin.cheng@arm.com>
4017 * tree-vect-data-refs.c (vect_no_alias_p): New function.
4018 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
4019 resolve alias checks which are known at compilation time.
4020 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
4021 alias checks are resolved. Move dump info for too many runtime
4022 alias checks to here...
4023 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
4025 2016-07-13 Richard Biener <rguenther@suse.de>
4027 PR tree-optimization/24574
4028 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
4029 position and add shift, rotate, divison and modulo support
4031 (value_replacement): Pass in argument position to absorbing_element_p.
4033 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
4036 * ipa-inline-transform.c (inline_call): Support
4037 instrumented thunks.
4039 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4041 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
4042 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
4044 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
4045 Baseline. Make initial alternative TARGET_32BIT only.
4046 (udivsi3): Likewise.
4047 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
4048 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
4051 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4053 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
4054 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
4055 availability with TARGET_HAVE_MOVT.
4056 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
4057 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
4058 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
4060 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
4061 extra instruction if MOVW is available. Use a cost variable
4062 incremented by COSTS_N_INSNS (1) when the condition match rather than
4063 returning an arithmetic expression based on COSTS_N_INSNS. Make
4064 constant with bottom half word zero cost 2 instruction if MOVW is
4066 * config/arm/arm.md (define_attr "arch"): Add v8mb.
4067 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
4068 target is ARMv8-M Baseline.
4069 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
4070 (arm_movtas_ze): Likewise.
4071 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
4072 alternative for constants satisfying j constraint.
4073 (thumb1_movsi_insn): Likewise.
4074 (movsi splitter for K alternative): Tighten condition to not trigger
4075 if movt is available and j constraint is satisfied.
4076 (Pe immediate splitter): Likewise.
4077 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
4078 constant fitting in an halfword to use MOVW.
4079 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
4082 2016-07-13 Richard Biener <rguenther@suse.de>
4085 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
4086 gimplifying the LHS. Make sure to gimplify a returning twice
4087 call LHS without using SSA names.
4089 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4091 * tree-data-ref.c (find_data_references_in_stmt): Remove
4092 unnecessary call to vec::release.
4093 (graphite_find_data_references_in_stmt): Likewise.
4094 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
4095 * tree-vect-stmts.c (vectorizable_condition): Likewise.
4097 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4099 * cfgexpand.c (expand_used_vars): Make the type of a local
4101 * genmatch.c (lower_for): Likewise.
4102 * haifa-sched.c (haifa_sched_init): Likewise.
4103 (add_to_speculative_block): Likewise.
4104 (create_check_block_twin): Likewise.
4105 * predict.c (handle_missing_profiles): Likewise.
4106 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
4107 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
4108 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
4110 (maybe_lower_iteration_bound): Likewise.
4111 * tree-ssa-sccvn.c (DFS): Likewise.
4112 * tree-stdarg.c (reachable_at_most_once): Likewise.
4113 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
4114 (vectorizable_store): Likewise.
4116 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4118 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
4119 (sccvn_dom_walker): make cond_stack an auto_vec.
4121 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4123 * ree.c (struct ext_state): Make type of members auto_vec.
4124 (find_and_remove_re): Adjust.
4126 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4128 * cfgexpand.c (struct stack_vars_data): Make type of fields
4130 (expand_used_vars): Adjust.
4132 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4134 * ipa.c (record_cdtor_fn): Adjust.
4135 (build_cdtor_fns): Likewise.
4136 (ipa_cdtor_merge): Make static_ctors and static_dtors local
4139 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4141 * genextract.c (struct accum_extract): Add constructor and make
4145 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4147 * tree.c (struct free_lang_data_d): Add constructor and change
4148 types of members to ones that automatically manage resources.
4149 (fld_worklist_push): Adjust.
4150 (find_decls_types): Likewise.
4151 (find_decls_types_in_eh_region): Likewise.
4152 (free_lang_data_in_cgraph): Stop manually creating and
4153 destroying members of free_lang_data_d.
4155 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
4157 PR rtl-optimization/68961
4158 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
4159 peephole variant. Use sse_reg_operand predicates.
4161 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/predicates.md (x86_64_immediate_operand)
4164 <case CONST_INT>: Remove unneeded truncation to DImode.
4165 <case CONST>: Ditto.
4166 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4168 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4171 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
4172 The xxperm and xxpermr instructions require that the 2nd input
4173 operand overlap with the output operand, and not the 1st.
4174 (altivec_vperm_v8hiv16qi): Likewise.
4175 (altivec_vperm_<mode>_uns_internal): Likewise.
4176 (altivec_vpermr_<mode>_internal): Likewise.
4177 (vperm_v8hiv4si): Likewise.
4178 (vperm_v16qiv8hi): Likewise.
4180 2016-07-12 Nathan Sidwell <nathan@acm.org>
4182 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
4183 when -mno-pic-data-is-text-relative is in effect, by default.
4184 * doc/invoke.texi (mpic-data-is-text-relative): Document new
4185 behavior and clarify.
4187 2016-07-12 Martin Liska <mliska@suse.cz>
4189 * params.def: Add avg-loop niter.
4190 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
4191 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
4192 * doc/invoke.texi: Document the new parameter.
4194 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4197 * expr.c (store_constructor): Mask sign-extended bits when widening
4198 sub-word constructor element at the start of a word.
4200 2016-07-12 Martin Liska <mliska@suse.cz>
4202 * Makefile.in: Append rule for params-options.h.
4203 * params-options.h: New file.
4205 2016-07-12 Martin Liska <mliska@suse.cz>
4207 * ira-build.c (mark_loops_for_removal): Properly iterate
4210 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
4211 Richard Biener <rguenther@suse.de>
4213 PR tree-optimization/23286
4214 PR tree-optimization/70159
4215 * doc/invoke.texi: Document -fcode-hoisting.
4216 * common.opt (fcode-hoisting): New flag.
4217 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
4218 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
4219 (do_regular_insertion): Rename to ...
4220 (do_pre_regular_insertion): ... this and amend general comments
4221 on insertion strathegy.
4222 (do_partial_partial_insertion): Rename to ...
4223 (do_pre_partial_partial_insertion): ... this.
4224 (do_hoist_insertion): New function.
4225 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
4226 and call do_hoist_insertion properly.
4228 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
4229 (pass_pre::execute): Register hoist_insert stats.
4231 2016-07-12 Jakub Jelinek <jakub@redhat.com>
4234 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
4235 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
4236 is different from mode's bitsize. Small cleanup.
4238 2016-07-12 Richard Biener <rguenther@suse.de>
4240 PR rtl-optimization/68961
4241 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
4242 to simplify to a non-constant.
4244 2016-07-11 Jakub Jelinek <jakub@redhat.com>
4247 * omp-low.c (expand_omp_target): Gimplify device.
4249 PR tree-optimization/71823
4250 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
4251 to get vec_oprnds2 from op2.
4253 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
4255 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
4256 Hoist common subexpressions.
4257 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4259 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4262 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
4263 prevent generation of 'stxsiwx' on pre Power8 hardware.
4265 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4267 * input.c: Include cpplib.h.
4268 (selftest::temp_source_file): New class.
4269 (selftest::temp_source_file::temp_source_file): New ctor.
4270 (selftest::temp_source_file::~temp_source_file): New dtor.
4271 (selftest::should_have_column_data_p): New function.
4272 (selftest::test_should_have_column_data_p): New function.
4273 (selftest::temp_line_table): New class.
4274 (selftest::temp_line_table::temp_line_table): New ctor.
4275 (selftest::temp_line_table::~temp_line_table): New dtor.
4276 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
4277 it to create a temp_line_table.
4278 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
4279 locations that are known to have column data.
4280 (selftest::line_table_case): New struct.
4281 (selftest::test_reading_source_line): Move tempfile handling
4282 to class temp_source_file.
4283 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
4284 (selftest::assert_token_loc_eq): New function.
4285 (ASSERT_TOKEN_LOC_EQ): New macro.
4286 (selftest::test_lexer): New function.
4287 (selftest::boundary_locations): New array.
4288 (selftest::input_c_tests): Call test_should_have_column_data_p.
4289 Loop over a test matrix of interesting values of location and
4290 default_range_bits, calling test_lexer on each case in the matrix.
4291 Move call to test_accessing_ordinary_linemaps into the matrix.
4292 * selftest.h (ASSERT_EQ): Reimplement in terms of...
4293 (ASSERT_EQ_AT): New macro.
4295 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
4298 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
4299 Don't convert TImode in debug insn.
4301 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4303 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
4304 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
4305 (tree_type_common::lang_flag_7): New.
4306 (tree_type_common::spare): Reduce size.
4307 * tree.h (TYPE_ALIGN_OK): Remove.
4308 (TYPE_LANG_FLAG_7): New.
4309 (get_inner_reference): Adjust header.
4310 * print-tree.c (print_node): Adjust.
4311 * expr.c (get_inner_reference): Remove parameter keep_aligning.
4312 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
4313 calls to get_inner_reference.
4314 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
4315 handling of TYPE_ALIGN_OK.
4316 * builtins.c (get_object_alignment_2): Adjust call to
4317 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
4318 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
4320 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
4321 * cfgexpand.c (expand_debug_expr): Likewise.
4322 * dbxout.c (dbxout_expand_expr): Likewise.
4323 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
4324 loc_list_from_tree, fortran_common): Likewise.
4325 * fold-const.c (optimize_bit_field_compare,
4326 decode_field_reference, fold_unary_loc, fold_comparison,
4327 split_address_to_core_and_offset): Likewise.
4328 * gimple-laddress.c (execute): Likewise.
4329 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
4330 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
4331 * hsa-gen.c (gen_hsa_addr): Likewise.
4332 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
4333 * tsan.c (instrument_expr): Likewise.
4334 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
4335 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
4336 * tree-affine.c (tree_to_aff_combination,
4337 get_inner_reference_aff): Adjust calls to get_inner_reference.
4338 * tree-data-ref.c (split_constant_offset_1,
4339 dr_analyze_innermost): Likewise.
4340 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
4341 * tree-sra.c (ipa_sra_check_caller): Likewise.
4342 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
4343 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
4344 bswap_replace): Likewise.
4345 * tree-vect-data-refs.c (vect_check_gather,
4346 vect_analyze_data_refs): Likewise.
4347 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
4348 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
4351 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4353 * Makefile.in (selftest-valgrind): New phony target.
4354 * function-tests.c (selftest::build_cfg): Delete pass instances
4355 created by the test.
4356 (selftest::convert_to_ssa): Likewise.
4357 (selftest::test_expansion_to_rtl): Likewise.
4358 * tree-cfg.c (selftest::test_linear_chain): Release dominator
4360 (selftest::test_diamond): Likewise.
4362 2016-07-11 Richard Biener <rguenther@suse.de>
4364 PR tree-optimization/71816
4365 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
4366 than replacing all of its operands.
4368 2016-07-11 Alan Modra <amodra@gmail.com>
4370 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
4371 (ctr<mode>): Add unspec.
4372 (ctr<mode>_internal*): Likewise.
4374 2016-07-08 James Bowman <james.bowman@ftdichip.com>
4376 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
4377 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
4379 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
4381 PR rtl-optimization/71621
4382 * lra-constraints.c (process_alt_operands): Check combination of
4385 2016-07-08 Jason Merrill <jason@redhat.com>
4386 Richard Biener <rguenther@suse.de>
4388 P0145: Refining Expression Order for C++.
4389 * gimplify.c (initial_rhs_predicate_for): New.
4390 (gimplfy_modify_expr): Gimplify RHS before LHS.
4392 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4395 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4396 Allow standard error handling to take over when a wrong number
4397 of arguments is presented to __builtin_vec_ld () or
4398 __builtin_vec_st ().
4400 2016-07-08 Jiong Wang <jiong.wang@arm.com>
4402 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
4407 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
4408 __builtin_aarch64_fmaxv2sf.
4409 (vmaxnmq_f32): Likewise.
4410 (vmaxnmq_f64): Likewise.
4411 (vminnm_f32): Likewise.
4412 (vminnmq_f32): Likewise.
4413 (vminnmq_f64): Likewise.
4415 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4418 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
4419 enable -mfloat128-hardware by default.
4420 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
4421 that IEEE 128-bit hardware support needs.
4422 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4423 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
4424 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
4425 floating point requires.
4426 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4427 -mfloat128 and -mfloat128-hardware changes.
4429 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4431 PR tree-optimization/71667
4432 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4434 2016-07-08 Martin Liska <mliska@suse.cz>
4437 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4438 folding produces SAVE_EXPRs, thus return false for the type.
4440 2016-07-07 Martin Liska <mliska@suse.cz>
4442 * file-find.c (remove_prefix): New function.
4443 * file-find.h (remove_prefix): Declare the function.
4444 * gcc-ar.c (main): Skip a folder of the wrapper if
4445 a wrapped binary would point to the same file.
4447 2016-07-07 Jan Hubicka <jh@suse.cz>
4449 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4450 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4451 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4453 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4456 * ipa-inline-analysis.c (compute_inline_parameters): Set
4457 local.can_change_signature to false for intrumentation
4460 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4462 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4463 with TARGET_HAVE_MOVT.
4464 (TARGET_HAVE_MOVT): Define.
4465 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4466 availability with TARGET_HAVE_MOVT.
4467 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4469 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4471 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4472 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4473 * config/arm/constraints.md (define_constraint "j"): Use
4474 TARGET_HAVE_MOVT to check MOVT availability.
4476 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4478 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4480 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4482 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4483 (armv8-m.main): Likewise.
4484 (armv8-m.main+dsp): Likewise.
4485 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4486 (FL_FOR_ARCH8M_MAIN): Likewise.
4487 * config/arm/arm-tables.opt: Regenerate.
4488 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4489 armv8-m.main+dsp to BE8_LINK_SPEC.
4490 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4491 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4492 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4493 Baseline and Mainline.
4494 (arm_option_override_internal): Also disable arm_restrict_it when
4495 !arm_arch_notm. Update comment for -munaligned-access to also cover
4497 (arm_file_start): Increase buffer size for printing architecture name.
4498 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4499 and armv8-m.main+dsp.
4500 (mno-unaligned-access): Clarify that this is disabled by default for
4501 ARMv8-M Baseline architectures as well.
4503 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4505 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4506 decide whether to prevent some libgcc routines being included for some
4507 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4508 link between this condition and the one in
4509 libgcc/config/arm/lib1func.S.
4511 2016-07-07 Richard Biener <rguenther@suse.de>
4513 * tree-ssa-pre.c: Include alias.h.
4514 (compute_avail): If we have multiple VN_REFERENCEs with the
4515 same hashtable entry adjust that to make it a valid replacement
4516 for all of them with respect to alignment and aliasing
4517 when doing insertion.
4518 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4519 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4521 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4525 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4526 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
4529 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4531 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
4532 (adjust_mems): Adjust.
4533 (adjust_insn): Likewise.
4534 (prepare_call_arguments): Likewise.
4536 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4538 * gcse.c (struct ls_expr): Make stores field a vector.
4539 (ldst_entry): Adjust.
4540 (free_ldst_entry): Likewise.
4541 (print_ldst_list): Likewise.
4542 (compute_ld_motion_mems): Likewise.
4543 (update_ld_motion_stores): Likewise.
4545 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4547 * gcse.c (struct ls_expr): Remove loads field.
4548 (ldst_entry): Adjust.
4549 (free_ldst_entry): Likewise.
4550 (print_ldst_list): Likewise.
4551 (compute_ld_motion_mems): Likewise.
4553 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4555 * store-motion.c (struct st_expr): Make antic_stores a vector.
4556 (st_expr_entry): Adjust.
4557 (free_st_expr_entry): Likewise.
4558 (print_store_motion_mems): Likewise.
4559 (find_moveable_store): Likewise.
4560 (compute_store_table): Likewise.
4561 (remove_reachable_equiv_notes): Likewise.
4562 (replace_store_insn): Likewise.
4563 (build_store_vectors): Likewise.
4565 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4567 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
4568 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
4570 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4572 PR tree-optimization/71518
4573 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
4574 misalign also for outer loops with negative step.
4576 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
4578 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
4579 (cortex_a53_shift): Add mov_shift.
4580 (cortex_a53_shift_reg): Add new reservation for register shifts.
4581 (cortex_a53_alu): Remove bfm.
4582 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
4583 (cortex_a53_alu_extr): Add new reservation for EXTR.
4584 (bypasses): Improve bypass modelling.
4586 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4589 * config/avr/avr.c (avr_asm_select_section): Strip off
4590 SECTION_DECLARED from flags when calling get_section.
4592 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4594 * tree-vectorizer.h (vect_memory_access_type): Add
4595 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
4596 * tree-vect-stmts.c (compare_step_with_zero): New function.
4597 (perm_mask_for_reverse): Move further up file.
4598 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
4600 (get_negative_load_store_type): New function.
4601 (get_load_store_type): Call it. Add an ncopies argument.
4602 (vectorizable_mask_load_store): Update call accordingly and
4603 remove tests for negative steps.
4604 (vectorizable_store, vectorizable_load): Likewise. Handle new
4605 memory_access_types.
4607 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4609 * tree-vectorizer.h (vect_memory_access_type): New enum.
4610 (_stmt_vec_info): Add a memory_access_type field.
4611 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
4612 (vect_model_store_cost): Take an access type instead of a boolean.
4613 (vect_model_load_cost): Likewise.
4614 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
4615 vect_model_store_cost and vect_model_load_cost.
4616 * tree-vect-stmts.c (vec_load_store_type): New enum.
4617 (vect_model_store_cost): Take an access type instead of a
4618 store_lanes_p boolean. Simplify tests.
4619 (vect_model_load_cost): Likewise, but for load_lanes_p.
4620 (get_group_load_store_type, get_load_store_type): New functions.
4621 (vectorizable_store): Use get_load_store_type. Record the access
4622 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
4623 (vectorizable_load): Likewise.
4624 (vectorizable_mask_load_store): Likewise. Replace is_store
4625 variable with vls_type.
4627 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4629 * tree-vectorizer.h (vect_grouped_load_supported): Add a
4630 single_element_p parameter.
4631 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
4632 Check the PR65518 case here rather than in vectorizable_load.
4633 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
4634 * tree-vect-stmts.c (vectorizable_load): Likewise.
4636 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4638 * tree-vectorizer.h (gather_scatter_info): New structure.
4639 (vect_check_gather_scatter): Return a bool rather than a decl.
4640 Replace return-by-pointer arguments with a single
4641 gather_scatter_info *.
4642 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
4643 (vect_analyze_data_refs): Update call accordingly.
4644 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
4645 (vectorizable_mask_load_store): Likewise. Also record the
4646 offset dt and vectype in the gather_scatter_info.
4647 (vectorizable_store): Likewise.
4648 (vectorizable_load): Likewise.
4650 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4652 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
4653 strided groups, use the cost of N scalar accesses instead
4654 of ncopies vector accesses.
4655 (vect_model_load_cost): Likewise.
4657 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4659 * tree-vect-stmts.c (vect_cost_group_size): Delete.
4660 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
4661 variable to indicate when once-per-group costs are being used.
4662 (vect_model_load_cost): Likewise. Fix comment and misindented code.
4664 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4666 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
4667 peeling-for-gaps condition.
4669 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4671 * config/s390/s390.c (s390_expand_vec_init): Force initializer
4672 element to register if it doesn't match general_operand.
4674 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4675 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4677 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
4679 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
4680 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
4681 (SIGNBIT): New mode iterator.
4682 (Fsignbit): New mode attribute.
4683 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
4684 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
4685 when direct moves are available.
4686 (signbit<mode>2_dm): New define_insn_and_split).
4687 (signbit<mode>2_dm2): New define_insn.
4689 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4691 PR rtl-optimization/71594
4692 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
4693 into subregs of appropriate mode before trying to emit a conditional
4696 2016-07-05 Jan Hubicka <jh@suse.cz>
4698 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
4699 (simple_iv): Use it.
4701 2016-07-05 Jan Hubicka <jh@suse.cz>
4703 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
4705 2016-07-05 Jiong Wang <jiong.wang@arm.com>
4707 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
4710 2016-07-05 Jan Hubicka <jh@suse.cz>
4712 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
4715 2016-07-05 Richard Biener <rguenther@suse.de>
4717 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
4718 Handle empty else block.
4719 (is_feasible_trace): Likewise.
4720 (split_paths): Likewise.
4722 2016-07-05 Richard Biener <rguenther@suse.de>
4724 * tree-loop-distribution.c (distribute_loop): Fix issue with
4725 the cost model loop.
4727 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
4729 * config/arm/neon-testgen.ml: Delete.
4730 * config/arm/neon.ml: Delete.
4732 2016-07-04 Jakub Jelinek <jakub@redhat.com>
4735 * tree.c (attribute_value_equal): Use get_attribute_name instead of
4736 directly using TREE_PURPOSE.
4738 2016-07-04 Jiong Wang <jiong.wang@arm.com>
4740 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
4741 * config/aarch64/aarch64_neon.h: Likewise.
4742 * config/aarch64/arm_neon.h: Likewise.
4743 * config/aarch64/atomics.md: Likewise.
4744 * config/aarch64/aarch64-simd-builtins.def: Likewise.
4745 * doc/invoke.texi: Likewise.
4747 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4749 * config/s390/s390.md: Add "z13" cpu_facility.
4750 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
4751 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
4752 condition" type instructions.
4754 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4755 Jeff Law <law@redhat.com>
4757 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
4758 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
4760 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
4762 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
4763 permutation for TARGET_AVX512F.
4764 (ix86_expand_vec_one_operand_perm_avx512): New function.
4765 (expand_vec_perm_1): Invoke introduced function.
4766 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4767 it may be not valid after vectorization.
4769 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4772 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
4773 typo in comment. Only force to memory if it is a weak
4776 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
4777 Jiong Wang <jiong.wang@arm.com>
4779 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
4780 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
4781 (AARCH64_FL_F16): New.
4782 (AARCH64_FL_FOR_ARCH8_2): New.
4783 (AARCH64_ISA_8_2): New.
4784 (AARCH64_ISA_F16): New.
4785 (TARGET_FP_F16INST): New.
4786 (TARGET_SIMD_F16INST): New.
4787 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
4788 ("fp"): Disabling "fp" also disables "fp16".
4789 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
4790 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
4791 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
4792 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
4794 2016-07-04 Jan Beulich <jbeulich@suse.com>
4796 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
4798 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4801 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
4802 the insns, use an insn form that does not adjust the offset on
4803 little endian systems.
4805 2016-07-01 Jan Beulich <jbeulich@suse.com>
4807 * varasm.c (get_variable_section): Validate initializer in
4808 named .bss-like sections.
4810 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4812 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
4813 Exchange the order of the second and third operands in the vpermr
4814 instruction tmeplate.
4816 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
4819 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
4820 Disallow TDmode values.
4822 2016-07-01 Alan Modra <amodra@gmail.com>
4824 PR rtl-optimization/71709
4825 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
4826 being set, not referenced.
4828 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
4830 PR tree-optimization/70729
4831 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
4832 of loop since it can be not valid after transformation.
4834 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4836 * config/arm/arm.c (thumb_reload_in_hi): Delete.
4837 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
4839 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
4841 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
4844 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4847 * config/rs6000/constraints.md (wY constraint): New constraint to
4848 match the requirements for the LXSD and STXSD instructions.
4849 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
4850 predicate to match the requirements for the LXSD and STXSD
4852 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
4853 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
4854 to make sure that the bottom 2 bits of offset are 0, the address
4855 form is offsettable, and no updating is done in the address mode.
4856 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
4857 (movdi_internal32): Likewise
4858 (movdi_internal64): Likewise.
4860 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4862 PR tree-optimization/71707
4863 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
4864 strinfo even for ADDR_EXPR ptr.
4866 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4868 * config/rs6000/altivec.md (darn_32): Change the condition to
4869 TARGET_P9_MISC instead of TARGET_MODULO.
4870 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
4871 condition expression.
4872 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
4873 condition expression.
4874 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
4875 (DFP_TEST): New code iterator.
4876 (dfptstsfi_<code>_mode>): New define_expand.
4877 (*dfp_sgnfcnc_<mode>): New define_insn.
4878 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
4879 definition next to BU_P9_MISC_1 definition and change the MASK
4880 value to RS6000_BTM_P9_MISC.
4881 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
4882 (BU_P9_64BIT_MISC_0): Likewise.
4883 (BU_P9_DFP_MISC_0): New macro definition.
4884 (BU_P9_DFP_MISC_1): New macro definition.
4885 (BU_P9_DFP_MISC_2): New macro definition.
4886 (BU_P9_DFP_OVERLOAD_1): New macro definition.
4887 (BU_P9_DFP_OVERLOAD_2): New macro definition.
4888 (BU_P9_DFP_OVERLOAD_3): New macro definition.
4889 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
4890 (TSTSFI_LT_TD): Likewise.
4891 (TSTSFI_EQ_DD): Likewise.
4892 (TSTSFI_EQ_TD): Likewise.
4893 (TSTSFI_GT_DD): Likewise.
4894 (TSTSFI_GT_TD): Likewise.
4895 (TSTSFI_OV_DD): Likewise.
4896 (TSTSFI_OV_TD): Likewise.
4897 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
4898 (TSTSFI_LT_DD): Likewise.
4899 (TSTSFI_LT_TD): Likewise.
4900 (TSTSFI_EQ): Likewise.
4901 (TSTSFI_EQ_DD): Likewise.
4902 (TSTSFI_EQ_TD): Likewise.
4903 (TSTSFI_GT): Likewise.
4904 (TSTSFI_GT_DD): Likewise.
4905 (TSTSFI_GT_TD): Likewise.
4906 (TSTSFI_OV): Likewise.
4907 (TSTSFI_OV_DD): Likewise.
4908 (TSTSFI_OV_TD): Likewise.
4909 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4910 overloaded test significance functions.
4911 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4912 OPTION_MASK_P9_MISC into the representation of this mask.
4913 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
4915 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
4916 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
4918 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
4919 argument is a 6-bit unsigned literal value if the icode argument
4920 represents a DFP test significance built-in call.
4921 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
4922 flag used independently and in combination with the
4923 RS6000_BTM_64BIT flag.
4924 (rs6000_opt_masks): Add entry for power9-misc command-line option.
4925 (rs6000_builtin_mask_names): Add entry for power9-misc
4926 command-line option.
4927 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
4928 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
4929 RS6000_BTM_P9_MISC macros.
4930 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
4931 option and change the description of the -mpower9-vector option to
4932 enable only vector instructions, removing its erroneously claimed
4933 support for scalar instructions.
4934 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4935 the ISA 3.0 digital floating point test significance built-in
4938 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
4940 * config/aarch64/aarch64.c (cortexa35_tunings):
4941 Enable AES fusion. Use cortexa57_branch_cost.
4942 (cortexa53_tunings): Use cortexa57_branch_cost.
4943 (cortexa72_tunings): Use cortexa57_branch_cost.
4944 Use AUTOPREFETCHER_WEAK.
4945 (cortexa73_tunings): Use cortexa57_branch_cost.
4947 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4948 James Greenhalgh <james.greenhalgh@arm.com>
4950 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
4951 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
4952 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
4953 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
4954 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
4955 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
4956 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
4957 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
4958 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
4959 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
4960 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
4961 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
4962 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
4965 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
4966 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4968 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
4970 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
4972 2016-06-30 David Malcolm <dmalcolm@redhat.com>
4975 * gcc.c (driver::build_option_suggestions): Pass "option" to
4976 add_misspelling_candidates.
4977 * opts-common.c (add_misspelling_candidates): Add "option" param;
4978 use it to avoid adding negated forms for options marked with
4980 * opts.h (add_misspelling_candidates): Add "option" param.
4982 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4985 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
4986 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
4987 first when permuting bitwise operation with rotate. Cast
4988 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
4990 2016-06-29 David Malcolm <dmalcolm@redhat.com>
4992 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
4993 for misspelled param names.
4994 * params.c: Include spellcheck.h.
4995 (find_param_fuzzy): New function.
4996 * params.h (find_param_fuzzy): New prototype.
4997 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
4998 * spellcheck.h (struct edit_distance_traits<const char *>):
5001 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
5003 * config/rs6000/predicates.md (const_0_to_7_operand): New
5004 predicate, recognize 0..7.
5005 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5006 support for doing extracts from V16QImode, V8HImode, V4SImode
5008 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
5009 vector extract support.
5010 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
5011 for ISA 3.0 vector extract.
5012 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
5013 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
5014 extracts of a constant element number from small integer vectors
5015 on 64-bit ISA 3.0 systems.
5016 (vsx_extract_<mode>_di): Likewise.
5017 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
5018 say when we can do ISA 3.0 vector extracts.
5019 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
5020 registers, using the stxsiwx instruction.
5022 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
5024 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
5025 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
5026 qdf24xx_regmove_cost, qdf24xx_tunings): New.
5027 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
5028 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
5029 * config/arm/arm.c (arm_qdf24xx_tune): New.
5031 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
5033 * config/aarch64/aarch64.c (cortexa53_tunings):
5034 Increase loop alignment to 8. Set function alignment to 16.
5035 (cortexa35_tunings): Likewise.
5036 (cortexa57_tunings): Increase loop alignment to 8.
5037 (cortexa72_tunings): Likewise.
5038 (cortexa73_tunings): Likewise.
5040 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
5042 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
5043 for arm_fp16_ok and arm_fp16_hw.
5044 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
5045 arm_fp16_alternative.
5047 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
5049 PR tree-optimization/71655
5050 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
5051 types when swapping operands.
5053 2016-06-29 Martin Liska <mliska@suse.cz>
5056 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
5057 * ipa-inline-transform.c (inline_call): Remove unnecessary call
5058 of build_optimization_node.
5060 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
5062 PR tree-optimization/70729
5063 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
5064 independent in loops having positive safelen value.
5065 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
5066 it may be not valid after vectorization.
5068 2016-06-29 Jakub Jelinek <jakub@redhat.com>
5070 PR tree-optimization/71625
5071 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
5072 is sorted by ascending list->offset. If PTR is non-NULL and there is
5073 previous strinfo, call get_stridx_plus_constant.
5074 (get_stridx): Pass exp as second argument to get_addr_stridx.
5075 (addr_stridxptr): Add missing list = list->next, so that there can be
5076 more than one entries in the list. Bump limit from 16 to 32. Ensure
5077 the list is sorted by ascending list->offset.
5078 (get_stridx_plus_constant): Adjust so that it can be also called with
5079 ADDR_EXPR instead of SSA_NAME as PTR.
5080 (handle_char_store): Pass NULL_TREE as second argument to
5083 2016-06-29 Richard Biener <rguenther@suse.de>
5085 PR rtl-optimization/68961
5086 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
5088 2016-06-29 Richard Biener <rguenther@suse.de>
5091 * alias.c (component_uses_parent_alias_set_from): Handle
5092 type punning through union accesses by using the union alias set.
5093 * gimple.c (gimple_get_alias_set): Remove union type punning case.
5095 2016-07-29 Richard Biener <rguenther@suse.de>
5097 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
5098 precision not matching mode precision.
5100 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
5102 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
5103 pa_output_arg_descriptor.
5104 (call_val_symref_64bit_post_reload): Likewise.
5105 (call_val_powf_64bit_post_reload): Likewise.
5106 (sibcall_internal_symref_64bit): Likewise.
5107 (sibcall_value_internal_symref_64bit): Likewise.
5109 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5112 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
5113 a constant, force its SUBREG_REG into memory or register instead
5116 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5119 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
5120 * doc/invoke.texi (AVR Options): Document it.
5122 2016-06-28 Walter Lee <walt@tilera.com>
5124 * config/tilegx/linux.h: Do not include arch/icache.h
5125 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5126 * config/tilepro/linux.h: Do not include arch/icache.h
5127 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5129 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
5131 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
5132 for big-endian BIT_FIELD_REF.
5134 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
5136 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
5137 ('size' attribute): Add '128'.
5139 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
5140 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
5141 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
5142 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
5143 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
5144 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
5145 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
5146 *trunc<mode>df2_odd): Set size attribute to '128'.
5147 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
5148 * config/rs6000/power6.md (power6-fp): Include dfp type.
5149 * config/rs6000/power7.md (power7-fp): Likewise.
5150 * config/rs6000/power8.md (power8-fp): Likewise.
5151 * config/rs6000/power9.md: New file.
5152 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
5153 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
5154 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
5156 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
5157 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5158 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
5159 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
5160 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
5161 dfp_dscri_<mode>): Change type attribute to dfp.
5162 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
5163 attribute to vecsimple.
5164 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
5165 and prefetch streams.
5166 (rs6000_option_override_internal): Remove temporary code setting
5167 tuning to power8. Don't set rs6000_sched_groups for power9.
5168 (last_scheduled_insn): Change to rtx_insn *.
5169 (divide_cnt, vec_load_pendulum): New variables.
5170 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
5171 (rs6000_issue_rate): Set issue rate for Power9.
5172 (is_power9_pairable_vec_type): New.
5173 (power9_sched_reorder2): New.
5174 (rs6000_sched_reorder2): Call new function for Power9 specific
5176 (insn_must_be_first_in_group): Remove Power9.
5177 (insn_must_be_last_in_group): Likewise.
5178 (force_new_group): Likewise.
5179 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
5180 Initialize divide_cnt/vec_load_pendulum.
5181 (_rs6000_sched_context, rs6000_init_sched_context,
5182 rs6000_set_sched_context): Handle context save/restore of new
5185 2016-06-28 Richard Biener <rguenther@suse.de>
5187 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
5188 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
5189 COMPONENT_REF operand.
5190 (nonoverlapping_component_refs_p): Likewise.
5191 * stor-layout.c (start_bitfield_representative): Mark
5192 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
5194 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5196 * Makefile.in: Don't cat ../stage_current if it does not exist.
5198 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
5199 last argument is a bit-field.
5201 PR rtl-optimization/71673
5202 * internal-fn.c (expand_arith_overflow_result_store): Use
5203 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
5204 expand_simple_binop.
5207 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
5208 expand_ifn_atomic_compare_exchange): New functions.
5209 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
5210 * tree.h (build_call_expr_internal_loc): Rename to ...
5211 (build_call_expr_internal_loc_array): ... this. Fix up type of
5213 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
5214 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
5215 ATOMIC_COMPARE_EXCHANGE result.
5216 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
5217 * gimple-fold.h (optimize_atomic_compare_exchange_p,
5218 fold_builtin_atomic_compare_exchange): New prototypes.
5219 * gimple-fold.c (optimize_atomic_compare_exchange_p,
5220 fold_builtin_atomic_compare_exchange): New functions..
5221 * tree-ssa.c (execute_update_addresses_taken): If
5222 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
5223 of call when finding addressable vars, and if such var becomes
5224 non-addressable, call fold_builtin_atomic_compare_exchange.
5226 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
5229 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
5230 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
5232 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
5234 * config/rs6000/rs6000.md ('type' attribute): Add
5235 veclogical,veccmpfx,vecexts,vecmove insn types.
5236 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
5237 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
5238 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
5239 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
5240 *nabs<mode>2_hw): Change type to vecmove.
5241 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
5242 *boolcc<mode>3_internal, *eqv<mode>3_internal,
5243 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
5244 *ieee_128bit_vsx_abs<mode>2_internal,
5245 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
5246 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
5247 *ieee128_mtvsrd_32bit): Change type to veclogical.
5248 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
5249 *movdi_internal32, *movdi_internal64): Update insn types.
5250 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
5251 vsx_extract_<mode>): Change type to veclogical.
5252 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
5253 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
5254 *vsx_sign_extend_si_v2di): Change type to vecexts.
5255 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
5257 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
5258 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
5259 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
5260 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
5261 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5262 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
5263 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
5264 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
5265 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
5266 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
5267 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
5268 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
5269 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
5270 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
5271 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
5272 (ppc7450-vecsimple): Add veclogical, vecmove.
5273 (ppc7450-veccmp): Add veccmpfx.
5274 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
5276 (ppc8540_vector_compare): Add veccmpfx.
5277 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
5278 * config/rs6000/cell.md (cell-fp): Add fpsimple.
5279 (cell-vecsimple): Add veclogical, vecmove.
5280 (cell-veccmp): Add veccmpfx.
5281 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
5282 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
5284 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
5285 * config/rs6000/power4.md (power4-fp): Add fpsimple.
5286 (power4-vecsimple): Add veclogical, vecmove.
5287 (power4-veccmp): Add veccmpfx.
5288 * config/rs6000/power5.md (power5-fp): Add fpsimple.
5289 * config/rs6000/power6.md (power6-fp): Add fpsimple.
5290 (power6-vecsimple): Add veclogical, vecmove.
5291 (power6-veccmp): Add veccmpfx.
5292 * config/rs6000/power7.md (power7-fp): Add fpsimple.
5293 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
5294 * config/rs6000/power8.md (power8-fp): Add fpsimple.
5295 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
5296 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
5297 * config/rs6000/titan.md (titan_fp): Add fpsimple.
5298 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
5300 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
5302 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
5305 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5306 OPTION_MASK_P9_DFORM_VECTOR.
5307 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5308 disable -mpower9-dform-vector when using reload.
5309 (quad_address_p): Remove 'gpr_p' argument and all associated code.
5310 New 'strict' argument. Update all callers. Add strict addressing
5312 (rs6000_legitimate_offset_address_p): Remove call to
5313 virtual_stack_registers_memory_p.
5314 (rs6000_legitimize_reload_address): Add quad address support.
5315 (rs6000_legitimate_address_p): Move call to quad_address_p above
5316 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
5317 to account for new strict usage.
5318 (rs6000_output_move_128bit): Adjust quad_address_p args to account
5319 for new strict usage.
5320 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
5322 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/i386.c (ix86_spill_class): Disable condition to
5330 always return NO_REGS.
5332 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
5334 * predict.c: Include gimple-pretty-print.h
5335 (predicted_by_loop_heuristics_p): Check also
5336 PRED_LOOP_EXIT_WITH_RECURSION
5337 (predict_loops): Find self recursive calls and use special purpose
5338 predictors for them; dump log about decisions.
5339 (pass_profile::execute): Dump info about #of iterations.
5340 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
5341 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
5343 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
5345 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
5346 output_asm_insn calls and shorten long lines. Output .CALL
5347 argument descriptor using pa_output_arg_descriptor. Add various
5348 inline $$dyncall and other optimizations.
5349 (pa_attr_length_indirect_call): Adjust ordering and lengths.
5351 2016-06-25 Jakub Jelinek <jakub@redhat.com>
5353 PR tree-optimization/71643
5354 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
5357 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
5358 leak a bitmap if dep_bb is NULL.
5360 PR tree-optimization/71631
5361 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
5362 to rewrite_expr_tree even if negate_result, move new_lhs var
5363 declaration and initialization earlier, for powi_result set afterwards
5364 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
5365 if new_lhs != lhs, and don't shadow gsi var.
5367 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5369 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
5370 Add in_loop parameter.
5371 (predict_loops): Add loop guard heuristics.
5372 * predict.def (PRED_LOOP_GUARD): New heuristics.
5374 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5376 * predict.c: Include ipa-utils.h
5377 (tree_bb_level_prediction): Predict recursive calls.
5378 (tree_estimate_probability_bb): Skip inexpensive calls for call
5380 * predict.def (PRED_RECURSIVE_CALL): New.
5382 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5384 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
5385 (BU_FLOAT128_1): Likewise.
5387 (COPYSIGNQ): Likewise.
5388 (RS6000_BUILTIN_NANQ): Likewise.
5389 (RS6000_BUILTIN_NANSQ): Likewise.
5390 (RS6000_BUILTIN_INFQ): Likewise.
5391 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
5392 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
5393 (TARGET_FOLD_BUILTIN): New #define.
5394 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
5395 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
5396 (rs6000_fold_builtin): New target hook implementation, handling
5397 folding of 128-bit NaNs and infinities.
5398 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
5399 entries are filled in to avoid problems during bootstrap
5400 self-test; define builtins for 128-bit NaNs and infinities.
5401 (rs6000_opt_mask): Add entry for float128.
5402 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
5403 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
5404 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
5405 (const_str_type_node): New #define.
5406 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
5407 to a define_expand that dispatches to either copysign<mode>3_soft
5408 or copysign<mode>3_hard.
5409 (copysign<mode>3_hard): Rename from copysign<mode>3.
5410 (copysign<mode>3_soft): New define_insn.
5411 * doc/extend.texi: Document new builtins.
5413 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5415 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
5416 PRIu64 instead of lu.
5418 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
5421 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
5424 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5426 PR tree-optimization/71647
5427 * omp-low.c (lower_rec_input_clauses): Convert
5428 omp_clause_aligned_alignment (c) to size_type_node for the
5429 last argument of __builtin_assume_aligned.
5431 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5433 * configure.ac (calling ___tls_get_addr via GOT): New
5434 assembler/linker check.
5435 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5436 assembler and linker supports calling ___tls_get_addr via GOT.
5437 Otherise, defined to 0.
5438 * config.in: Regenerated.
5439 * configure: Likewise.
5440 * config/i386/constraints.md (Yb): New constraint.
5441 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5442 (REG_CLASS_NAMES): Likewise.
5443 (REG_CLASS_CONTENTS): Likewise.
5444 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5445 the b constraint with the Yb constraint. Call ___tls_get_addr
5446 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5448 (*tls_local_dynamic_base_32_gnu): Likewise.
5449 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5450 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5451 (*tls_local_dynamic_base_64_<mode>): Likewise.
5453 2016-06-24 Martin Liska <mliska@suse.cz>
5455 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5456 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5458 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5459 argument to true if the expected number of iterations is
5462 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5464 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5465 assemble for 32bit target.
5466 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5467 and $ld_ix86_gld_32_opt to link for 32bit target.
5468 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5469 * configure: Regenerate.
5471 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5473 * config/arm/arm.c (int_log2): Delete definition and prototype.
5474 (shift_op): Use exact_log2 instead of int_log2.
5475 (vfp3_const_double_for_fract_bits): Likewise.
5477 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5479 * internal-fn.c (expand_arith_set_overflow): New function.
5480 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5482 (expand_arith_overflow_result_store): Likewise. Handle precision
5483 smaller than mode precision.
5484 * tree-vrp.c (extract_range_basic): For imag part, handle
5485 properly signed 1-bit precision result.
5486 * doc/extend.texi (__builtin_add_overflow): Document that last
5487 argument can't be pointer to enumerated or boolean type.
5488 (__builtin_add_overflow_p): Document that last argument can't
5489 have enumerated or boolean type.
5491 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5492 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5494 * config/rs6000/predicates.md (splat_input_operand): Rework.
5495 Don't allow constants, since the insns that use this predicate
5496 don't support constants. Constants are handled by other insns
5497 that are created via combine. During and after register
5498 allocation, only allow indexed or indirect addresses, and not
5499 general addresses. Only allow modes supported by the hardware.
5500 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5501 comment. Move check for using VSPLTIS<x> to a common location,
5502 instead of doing it in two different places.
5504 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5506 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5507 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5508 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5509 signature_CENTAUR_ebx.
5511 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5515 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5516 (as_ix86_gas_32_opt): This.
5517 (ld_ix86_tls_ldm_opt): Renamed to ...
5518 (ld_ix86_gld_32_opt): This.
5519 (R_386_TLS_LDM reloc): Updated.
5520 (R_386_GOT32X reloc): New assembler/linker check.
5521 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5522 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5524 * config.in: Regenerated.
5525 * configure: Likewise.
5526 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
5527 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
5528 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
5529 if ix86_force_load_from_GOT_p returns true.
5530 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
5531 ix86_force_load_from_GOT_p returns true.
5532 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
5533 the external function address via the GOT slot.
5534 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
5535 HAVE_AS_IX86_GOT32X before returning false.
5536 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
5537 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
5539 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
5541 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
5543 2016-06-23 Andi Kleen <ak@linux.intel.com>
5545 * Makefile.in: Regenerate.
5546 * doc/install.texi: Document autoprofiledbootstrap.
5548 2016-06-23 Andi Kleen <ak@linux.intel.com>
5550 * config/i386/gcc-auto-profile: New file.
5552 2016-06-23 Martin Liska <mliska@suse.cz>
5555 * predict.c (predict_loops): Revert the hunk that was removed
5558 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
5560 * config.gcc: Add support for arm*-*-phoenix* targets.
5561 * config/arm/t-phoenix: New.
5562 * config/phoenix.h: New.
5564 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
5565 H.J. Lu <hongjiu.lu@intel.com>
5568 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
5569 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
5570 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
5571 ix86_force_load_from_GOT_p returns true.
5572 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
5573 ix86_force_load_from_GOT_p returns true.
5574 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
5575 ix86_force_load_from_GOT_p returns true.
5576 (ix86_expand_move): Load the external function address via the
5577 GOT slot if ix86_force_load_from_GOT_p returns true.
5578 * config/i386/predicates.md (x86_64_immediate_operand): Return
5579 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
5580 (x86_64_zext_immediate_operand): Ditto.
5582 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
5584 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5586 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5589 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
5590 * diagnostic.c (pedwarn_at_rich_loc): New function.
5591 * spellcheck.h (best_match::best_match): Add a
5592 "best_distance_so_far" optional parameter.
5593 (best_match::set_best_so_far): New method.
5594 (best_match::get_best_distance): New accessor.
5595 (best_match::get_best_candidate_length): New accessor.
5597 2016-06-22 Nick Clifton <nickc@redhat.com>
5599 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
5600 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
5601 modes are accepted as well.
5602 (ucompare_loc_descriptor): Likewise.
5603 (minmax_loc_descriptor): Likewise.
5604 (clz_loc_descriptor): Likewise.
5605 (popcount_loc_descriptor): Likewise.
5606 (bswap_loc_descriptor): Likewise.
5607 (rotate_loc_descriptor): Likewise.
5608 (mem_loc_descriptor): Likewise.
5609 (loc_descriptor): Likewise.
5611 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5613 * common.opt (fdiagnostics-parseable-fixits): New option.
5614 * diagnostic.c: Include "selftest.h".
5615 (print_escaped_string): New function.
5616 (print_parseable_fixits): New function.
5617 (diagnostic_report_diagnostic): Call print_parseable_fixits.
5618 (selftest::assert_print_escaped_string): New function.
5619 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
5620 (selftest::test_print_escaped_string): New function.
5621 (selftest::test_print_parseable_fixits_none): New function.
5622 (selftest::test_print_parseable_fixits_insert): New function.
5623 (selftest::test_print_parseable_fixits_remove): New function.
5624 (selftest::test_print_parseable_fixits_replace): New function.
5625 (selftest::diagnostic_c_tests): New function.
5626 * diagnostic.h (struct diagnostic_context): Add field
5627 "parseable_fixits_p".
5628 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5629 -fdiagnostics-parseable-fixits.
5630 (-fdiagnostics-parseable-fixits): New option.
5631 * opts.c (common_handle_option): Handle
5632 -fdiagnostics-parseable-fixits.
5633 * selftest-run-tests.c (selftest::run_tests): Call
5634 selftest::diagnostic_c_tests.
5635 * selftest.h (selftest::diagnostic_c_tests): New prototype.
5637 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
5639 PR tree-optimization/71488
5640 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
5641 comparison of boolean vectors.
5642 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
5643 of boolean vectors using bitwise operations.
5645 2016-06-22 Andreas Schwab <schwab@suse.de>
5647 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
5650 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
5652 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
5654 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
5656 * config/i386/i386.c (print_reg): Emit an error message on attempt to
5659 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5661 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
5662 * config/arm/arm-cores.def (cortex-a73): New entry.
5663 (cortex-a73.cortex-a35): Likewise.
5664 (cortex-a73.cortex-a53): Likewise.
5665 * config/arm/arm-tables.opt: Regenerate.
5666 * config/arm/arm-tune.md: Likewise.
5667 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
5668 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5669 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
5670 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5671 * doc/invoke.texi (ARM Options): Document cortex-a73,
5672 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
5674 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5676 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
5677 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5678 (cortex-a73.cortex-a35): Likewise.
5679 (cortex-a73.cortex-a53): Likewise.
5680 * config/aarch64/aarch64-tune.md: Regenerate.
5681 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
5682 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
5685 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5687 * configure.ac (gcc_cv_as_compress_debug): Remove
5688 --compress-debug-sections as extra as switch.
5689 Handle gas --compress-debug-sections=type.
5690 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
5691 Handle gld --compress-debug-sections=type.
5692 * configure: Regenerate.
5694 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
5696 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
5698 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
5700 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
5701 (do_rewrite): likewise.
5703 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5705 * common/config/mep/mep-common.c: Remove.
5706 * config.gcc: Remove mep-* support.
5707 * config/mep/constraints.md: Remove.
5708 * config/mep/default.h: Remove.
5709 * config/mep/intrinsics.h: Remove.
5710 * config/mep/intrinsics.md: Remove.
5711 * config/mep/ivc2-template.h: Remove.
5712 * config/mep/mep-c5.cpu: Remove.
5713 * config/mep/mep-core.cpu: Remove.
5714 * config/mep/mep-default.cpu: Remove.
5715 * config/mep/mep-ext-cop.cpu: Remove.
5716 * config/mep/mep-intrin.h: Remove.
5717 * config/mep/mep-ivc2.cpu: Remove.
5718 * config/mep/mep-pragma.c: Remove.
5719 * config/mep/mep-protos.h: Remove.
5720 * config/mep/mep.c: Remove.
5721 * config/mep/mep.cpu: Remove.
5722 * config/mep/mep.h: Remove.
5723 * config/mep/mep.md: Remove.
5724 * config/mep/mep.opt: Remove.
5725 * config/mep/predicates.md: Remove.
5726 * config/mep/t-mep: Remove.
5727 * doc/install.texi: Remove mep-* documentation.
5728 * doc/md.texi: Likewise.
5730 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5732 * config.gcc: Remove support for avr-rtems.
5733 * config/avr/gen-avr-mmcu-specs.c: Likewise.
5734 * config/avr/rtems.h: Remove.
5735 * config/avr/t-rtems: Remove.
5737 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5739 * config.gcc: Remove m32r-rtems support.
5740 * config/m32r/rtems.h: Remove.
5742 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5744 * config.gcc: Remove h8300-rtems support.
5745 * config/h8300/rtems.h: Remove.
5746 * config/h8300/t-rtems: Remove.
5748 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5750 * config.gcc: Remove support for knetbsd.
5751 * configure.ac: Likewise.
5752 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
5753 * config/knetbsd-gnu.h: Remove.
5754 * configure: Regenerate.
5756 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5758 * config.gcc: Remove support for openbsd 2 and 3.
5759 * config/openbsd-oldgas.h: Remove.
5761 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5763 * config.gcc: Remove interix support.
5764 * config/i386/i386-interix.h: Remove.
5765 * config/i386/interix.opt: Remove.
5766 * config/i386/t-interix: Remove.
5767 * configure: Regenerate.
5768 * configure.ac: Remove interix support.
5769 * doc/install.texi: Remove interix documentation.
5771 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5773 * config/rs6000/rs6000.h: Add conditional preprocessing directives
5774 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
5777 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5779 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
5780 they are both PLACEHOLDER_EXPRs.
5782 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5784 * stor-layout.c (layout_type): Move setting complex MODE to
5785 layout_type, instead of setting it ahead of time by the caller.
5786 * tree.c (build_complex_type): Likewise.
5788 2016-06-21 Martin Liska <mliska@suse.cz>
5790 * predict.c (force_edge_cold): Replace imposisble with
5793 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5795 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
5796 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
5798 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5800 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
5802 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
5803 Ilya Enkovich <ilya.enkovich@intel.com>
5806 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5807 New member function to convert V1TImode register to SUBREG
5808 TImode in debug insn.
5809 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
5810 after changing register mode to V1TImode.
5812 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
5814 * config/aarch64/aarch64-cores.def (vulcan): New core.
5815 * config/aarch64/aarch64-tune.md: Regenerate.
5816 * doc/invoke.texi: Document vulcan as an available option.
5818 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5820 * cse.c (canon_asm_operands): New function extracted from...
5821 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
5822 either standalone or member of a PARALLEL.
5824 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5827 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
5828 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
5829 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
5831 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5834 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
5835 constant addresses if can_create_pseudo_p.
5837 2016-06-21 Jakub Jelinek <jakub@redhat.com>
5839 PR tree-optimization/71588
5840 * tree-ssa-strlen.c (valid_builtin_call): New function.
5841 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
5844 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5847 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
5848 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
5849 for conversion of scalar user var to complex type and use the
5850 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
5853 PR rtl-optimization/71591
5854 * toplev.c (toplev::run_self_tests): If no_backend, complain and
5855 don't run any tests.
5857 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
5860 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
5861 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
5862 space for PIC with non-v32 and the common non-PIC "jump".
5864 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5867 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
5868 returned values and add UN*/LTGT/*ORDERED cases with values matching
5869 D operand modifier on vcmp for AVX.
5871 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5873 * config/aarch64/aarch64.opt
5874 (mpc-relative-literal-loads): Rename internal option name.
5875 * config/aarch64/aarch64.c
5876 (aarch64_nopcrelative_literal_loads): Rename to
5877 aarch64_pcrelative_literal_loads.
5878 (aarch64_expand_mov_immediate): Likewise.
5879 (aarch64_secondary_reload): Likewise.
5880 (aarch64_can_use_per_function_literal_pools_p): Likewise.
5881 (aarch64_override_options_after_change_1): Rename and simplify logic.
5882 (aarch64_classify_symbol): Merge large model checks into switch,
5883 remove pc-relative load check.
5885 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5887 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
5888 costs relative to the cost of a register move.
5890 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5892 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
5893 (vcvt_n_f64_u64): Likewise.
5894 (vcvt_n_s64_f64): Likewise.
5895 (vcvt_n_u64_f64): Likewise.
5896 (vcvt_f64_s64): Likewise.
5897 (vrecpe_f64): Likewise.
5898 (vcvt_f64_u64): Likewise.
5899 (vrecps_f64): Likewise.
5901 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5903 * config/aarch64/aarch64.md
5904 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
5906 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
5908 * config/aarch64/aarch64-builtins.c
5909 (aarch64_types_binop_uss_qualifiers): Delete.
5910 (TYPES_BINOP_USS): Likewise.
5911 (aarch64_types_binop_sus_qualifiers): Likewise.
5912 (TYPES_BINOP_SUS): Likewise.
5913 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
5914 (TYPES_FCVTIMM_SUS): Likewise.
5915 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
5917 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
5918 (fcvtzs): Use SHIFTIMM rather than BINOP.
5919 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
5921 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5923 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
5924 costs relative to the cost of a register move.
5926 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5928 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
5929 Allow scalar/single vector modes to be tieable.
5931 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5933 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
5935 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5937 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
5939 * tree.h (TYPE_ALIGN): Likewise.
5941 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5944 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
5946 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5948 * config/avr/avr.c (avr_print_operand): Fix "format not a string
5949 literal" build warnings.
5950 (avr_print_operand_address): Dito.
5952 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
5955 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
5956 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
5958 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
5960 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
5962 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
5965 * reload1.c (reload): Pass 0 to finish_spills when called because
5966 update_eliminables_and_spill returns true and remove did_spill.
5967 (finish_spills): Adjust comment and document GLOBAL parameter.
5969 2016-06-17 DJ Delorie <dj@redhat.com>
5972 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
5973 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
5974 (umulqihi3_virt): Likewise.
5975 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
5976 (umulqihi3_real): Likewise.
5978 2016-06-17 Martin Liska <mliska@suse.cz>
5980 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
5982 2016-06-17 Martin Liska <mliska@suse.cz>
5984 * predict.def: PRED_LOOP_EXIT from 92 to 85.
5986 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
5988 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
5990 (vaddq_f32): Likewise.
5991 (vmul_f32): Likewise.
5992 (vmulq_f32): Likewise.
5993 (vsub_f32): Likewise.
5994 (vsubq_f32): Likewise.
5996 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5998 PR tree-optimization/71347
5999 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
6000 cost for all uses in group.
6002 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6004 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6005 insert gimple seq if it's not empty.
6007 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6009 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
6011 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
6013 (comp_dr_with_seg_len_pair): Ditto.
6014 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
6015 struct dr_with_seg_len_pair against DR_OFFSET.
6016 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
6019 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
6021 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
6023 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
6025 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
6026 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
6027 (pa_output_millicode_call): Likewise.
6028 (pa_output_call): Likewise.
6029 (pa_output_indirect_call): Likewise.
6030 (pa_asm_output_mi_thunk): Likewise.
6032 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6034 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
6036 2016-06-16 Martin Liska <mliska@suse.cz>
6038 * predict.c (combine_predictions_for_insn): When we find a first
6039 match predictor, we should consider just predictors with
6040 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
6041 DS theory predictor.
6042 (combine_predictions_for_bb): Likewise.
6044 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6046 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
6047 with base of reference to struct.
6049 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6051 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
6053 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6056 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
6057 progmem_swtable_section.
6058 (progmem_swtable_section): Remove.
6059 (avr_asm_function_rodata_section): Remove.
6060 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6061 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
6063 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
6065 * config/i386/driver-i386.c (host_detect_local_cpu): Set
6066 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
6067 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
6068 signature_CENTAUR_ebx.
6069 * config/i386/i386.c (ix86_option_override_internal): Add
6070 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
6071 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
6072 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
6074 2016-06-16 Martin Liska <mliska@suse.cz>
6076 * predict.def: Add fortran loop preheader predictor.
6077 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
6078 fold IFN_BUILTIN_EXPECT with a known constant argument.
6080 2016-06-16 Martin Liska <mliska@suse.cz>
6082 * predict.def: Add 'Fortran' to display text of all
6083 PRED_FORTRAN_* predictors.
6085 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6088 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
6089 [IA64_BUILTIN_NANSQ]: Ditto.
6090 (ia64_fold_builtin): New function.
6091 (TARGET_FOLD_BUILTIN): New define.
6092 (ia64_init_builtins) Declare const_string_type node.
6093 Add __builtin_nanq and __builtin_nansq builtin functions.
6094 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
6096 2016-06-16 Nick Clifton <nickc@redhat.com>
6098 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
6099 MSP430_HWMULT_ prefix to enum values.
6100 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
6101 * config/msp430/msp430.c: Update use of enum values.
6102 * config/msp430/msp430.md: Likewise.
6103 * config/msp430/msp430.opt: Likewise.
6105 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
6107 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
6108 of comparsions in the last iteration.
6110 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6111 Joern Rennecke <joern.rennecke@embecosm.com>
6113 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
6115 (arc_needs_pcl_p): Add GOTOFFPC.
6116 (arc_legitimate_pic_addr_p): Likewise.
6117 (arc_output_pic_addr_const): Likewise.
6118 (arc_legitimize_pic_address): Generate a pc-relative address using
6120 (arc_output_libcall): Use @pcl syntax.
6121 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
6122 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
6123 (*movsi_insn): Use @pcl syntax.
6124 (doloop_begin_i): Likewise.
6126 2016-06-16 Martin Liska <mliska@suse.cz>
6128 * predict.def: Define a new predictor.
6130 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6132 * config/arc/arc.opt (mtp-regno): Update text.
6134 2016-06-16 Renlin Li <renlin.li@arm.com>
6136 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
6138 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6141 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
6142 (setcc + and peephole2): Likewise.
6144 PR rtl-optimization/71532
6145 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
6148 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6150 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
6151 DImode constants with XXSPLTIB in vector registers.
6152 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
6153 vsx_extract_<mode>_internal{1,2} into a single insn that handles
6154 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
6155 extraction of the element at the top of the register as a scalar
6157 (vsx_extract_<mode>_internal1): Likewise.
6158 (vsx_extract_<mode>_internal2): Likewise.
6159 * config/rs6000/constraints.md (wi constraint): Remove a comment
6160 about DImode not being allowed in Altivec registers.
6161 (wB constraint): New constraint for constants that can be
6162 generated in Altivec registers with VSPLTISW/VUPKHSW.
6163 * config/rs6000/predicates.md (xxspltib_constant_split): Update
6165 (xxspltib_constant_nosplit): Likewise.
6166 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
6167 support for -mupper-regs-di to enable DImode to go into Altivec
6169 (POWERPC_MASKS): Likewise.
6170 (power7 cpu): Likewise.
6171 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
6172 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
6173 for DImode being allowed in Altivec registers. Update wi/wj
6174 constraints. Set scalar_in_vmx_p flag.
6175 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
6176 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
6177 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
6178 (rs6000_opt_masks): Add -mupper-regs-di.
6179 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
6180 direct move to use wi and not wj.
6182 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
6184 (floatunssi<mode>2_lfiwzx_mem): Likewise.
6185 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
6186 any VSX register, instead of just Altivec registers, to allow
6187 either operand to be an Altivec register or both.
6188 (fixuns_trunc<mode>di2_fctiduz): Likewise.
6189 (movdi_internal32): Add support for -mupper-regs-di. Add support
6190 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
6191 the alternatives and attributes to be lined up to be easier to
6193 (movdi_internal64): Likewise.
6194 (64-bit DImode splitters): Change predicates to only split loading
6195 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
6196 load constants in ISA 3.0 or ISA 2.07 respectively.
6197 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6198 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
6199 mention -mcpu=power9 sets these options.
6200 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
6203 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6206 * config/avr/avr.c (avr_set_current_function): Warn misspelled
6207 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
6208 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
6209 by default to warn misspelled interrupt/ signal handler.
6210 * doc/invoke.texi (AVR Options): Document it. Update description
6211 for -nodevicelib option.
6213 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6215 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
6216 up parentheses. Use GET_MODE_UNIT_BITSIZE.
6217 (aarch64_<sur>shll2_n<mode>): Likewise.
6219 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
6222 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
6223 DECL_CONTEXT for copied arguments.
6225 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6227 PR tree-optimization/71483
6228 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
6231 2016-06-15 Martin Liska <mliska@suse.cz>
6233 * predict.c (tree_predict_by_opcode): Call predict_edge_def
6234 instead of predict_edge w/o a probability.
6236 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6238 PR tree-optimization/71439
6239 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
6242 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6244 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
6245 register subregs in SET_SRC.
6247 2016-06-15 Richard Biener <rguenther@suse.de>
6249 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
6252 2016-06-15 Richard Biener <rguenther@suse.de>
6254 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
6255 not consider dependences between accesses that belong to the
6257 (vect_analyze_data_ref_dependences): Do not analyze read-read
6258 or self-dependences.
6260 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6262 * spellcheck-tree.c: Include spellcheck-tree.h rather than
6264 (find_closest_identifier): Reimplement in terms of
6265 best_match<tree,tree>.
6266 * spellcheck-tree.h: New file.
6267 * spellcheck.c (struct edit_distance_traits<const char *>): New
6269 (find_closest_string): Reimplement in terms of
6270 best_match<const char *, const char *>.
6271 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
6272 overload to spellcheck-tree.h.
6273 (find_closest_identifier): Likewise.
6274 (struct edit_distance_traits<T>): New template.
6275 (class best_match): New class.
6277 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6279 * selftest-run-tests.c (selftest::run_tests): Call
6280 selftest::spellcheck_tree_c_tests.
6281 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
6282 * spellcheck-tree.c: Include selftest.h and stringpool.h.
6283 (selftest::test_find_closest_identifier): New function.
6284 (selftest::spellcheck_tree_c_tests): New function.
6285 * spellcheck.c (selftest::test_find_closest_string): Verify that
6286 the order of the vec does not affect the results for this case.
6287 (selftest::test_data): New array.
6288 (selftest::test_metric_conditions): New function.
6289 (selftest::spellcheck_c_tests): Add a test of case-comparison.
6290 Call selftest::test_metric_conditions.
6292 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6294 * config/rs6000/rs6000-builtin.def (commentary): Typo.
6295 (BU_P9_MISC_1): Likewise.
6296 (BU_P9_64BIT_MISC_0): Likewise.
6297 (BU_P9_MISC_0): Likewise.
6299 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6301 * gcc-rich-location.c
6302 (gcc_rich_location::add_fixit_misspelled_id): New method.
6303 * gcc-rich-location.h
6304 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
6306 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
6308 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
6309 FreeBSD 11 and above.
6311 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
6313 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
6315 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6317 * expmed.h: Close parenthesis in "at your option" in copyright
6319 * lower-subreg.h: Likewise.
6321 2016-06-14 Richard Biener <rguenther@suse.de>
6324 * genmatch.c (expr::gen_transform): Use in_type for comparisons
6327 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6329 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
6331 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
6333 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
6335 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
6336 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
6338 2016-06-14 Richard Biener <rguenther@suse.de>
6340 PR tree-optimization/71522
6341 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
6342 copying into float copying.
6344 2016-06-14 Jakub Jelinek <jakub@redhat.com>
6346 PR tree-optimization/71520
6347 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
6348 (replace_block_by): Move user labels from bb1 to bb2.
6350 2016-06-14 Richard Biener <rguenther@suse.de>
6354 * expr.h (get_bit_range): Declare.
6355 * expr.c (get_bit_range): Export.
6356 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
6357 word_mode again to constrain the bitfield access.
6359 2016-06-14 Richard Biener <rguenther@suse.de>
6361 PR tree-optimization/71521
6362 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
6363 division int_const_binop against zero divisor.
6365 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6367 * config/i386/i386.md (signbittf2): New expander.
6368 * config/i386/sse.md (ptesttf2): New insn pattern.
6370 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6373 * input.c (selftest::test_reading_source_line): Avoid reading from
6374 __FILE__ by creating a tempfile with known content and reading
6377 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6379 * pretty-print.c (assert_pp_format_colored): Skip the test if
6381 (test_pp_format): Remove comment about GCC_COLORS.
6383 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6385 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
6386 * pretty-print.c (assert_pp_format_va): Add location param and use
6387 it with ASSERT_STREQ_AT.
6388 (assert_pp_format): Add location param and pass it to
6389 assert_pp_format_va.
6390 (assert_pp_format_colored): Likewise.
6391 (ASSERT_PP_FORMAT_1): New.
6392 (ASSERT_PP_FORMAT_2): New.
6393 (ASSERT_PP_FORMAT_3): New.
6394 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
6395 explicitly, or implicitly via the above macros.
6396 * selftest.c (selftest::pass): Use a selftest::location rather
6398 (selftest::fail): Likewise. Print the function name.
6399 (selftest::fail_formatted): Likewise.
6400 (selftest::assert_streq): Use a selftest::location rather than
6402 * selftest.h (selftest::location): New struct.
6403 (SELFTEST_LOCATION): New macro.
6404 (selftest::pass): Accept a const location & rather than file
6406 (selftest::fail): Likewise.
6407 (selftest::fail_formatted): Likewise.
6408 (selftest::assert_streq): Likewise.
6409 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
6410 (ASSERT_FALSE): Likewise.
6411 (ASSERT_EQ): Likewise.
6412 (ASSERT_NE): Likewise.
6413 (ASSERT_STREQ): Likewise.
6414 (ASSERT_PRED1): Likewise.
6415 (ASSERT_STREQ_AT): New macro.
6417 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6419 * selftest.c (selftest::fail_formatted): New function.
6420 (selftest::assert_streq): New function.
6421 * selftest.h (selftests::fail_formatted): New decl.
6422 (selftest::assert_streq): New decl.
6423 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
6425 2016-06-13 Jeff Law <law@redhat.com>
6427 PR tree-optimization/71403
6428 * tree-ssa-threadbackward.c
6429 (convert_and_register_jump_thread_path): No longer accept reference
6430 to path. Do not pop items off the path anymore.
6431 (fsm_find_control_statement_thread_paths): Do not allow threading
6432 to a deeper loop nest. Pop the last item off the path here rather
6433 than in convert_and_register_jump_thread_path.
6435 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6436 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6438 [AArch64] Emit division using the Newton series
6440 * config/aarch64/aarch64-protos.h
6441 (cpu_approx_modes): Add new member "division".
6442 (aarch64_emit_approx_div): Declare new function.
6443 * config/aarch64/aarch64.c
6444 (generic_approx_modes): New member "division".
6445 (exynosm1_approx_modes): Likewise.
6446 (xgene1_approx_modes): Likewise.
6447 (aarch64_emit_approx_div): Define new function.
6448 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6449 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6450 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6451 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6453 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6454 Wilco Dijkstra <wilco.dijkstra@arm.com>
6456 [AArch64] Emit square root using the Newton series
6458 * config/aarch64/aarch64-protos.h
6459 (aarch64_emit_approx_rsqrt): Replace with new function
6460 "aarch64_emit_approx_sqrt".
6461 (cpu_approx_modes): New member "sqrt".
6462 * config/aarch64/aarch64.c
6463 (generic_approx_modes): New member "sqrt".
6464 (exynosm1_approx_modes): Likewise.
6465 (xgene1_approx_modes): Likewise.
6466 (aarch64_emit_approx_rsqrt): Replace with new function
6467 "aarch64_emit_approx_sqrt".
6468 (aarch64_override_options_after_change_1): Handle new option.
6469 * config/aarch64/aarch64-simd.md
6470 (rsqrt<mode>2): Use new function instead.
6471 (sqrt<mode>2): New expansion and insn definitions.
6472 * config/aarch64/aarch64.md: Likewise.
6473 * config/aarch64/aarch64.opt
6474 (mlow-precision-sqrt): Add new option description.
6475 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6477 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6479 [AArch64] Add more choices for the reciprocal square root approximation
6481 Allow a target to prefer such operation depending on the operation mode.
6483 * config/aarch64/aarch64-protos.h
6484 (AARCH64_APPROX_MODE): New macro.
6485 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6486 (cpu_approx_modes): New structure.
6487 (tune_params): New member "approx_modes".
6488 * config/aarch64/aarch64-tuning-flags.def
6489 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6490 * config/aarch64/aarch64.c
6491 (generic_approx_modes): New core "cpu_approx_modes" structure.
6492 (exynosm1_approx_modes): Likewise.
6493 (xgene1_approx_modes): Likewise.
6494 (generic_tunings): New member "approx_modes".
6495 (cortexa35_tunings): Likewise.
6496 (cortexa53_tunings): Likewise.
6497 (cortexa57_tunings): Likewise.
6498 (cortexa72_tunings): Likewise.
6499 (exynosm1_tunings): Likewise.
6500 (thunderx_tunings): Likewise.
6501 (xgene1_tunings): Likewise.
6502 (use_rsqrt_p): New argument for the mode and use new member from
6504 (aarch64_builtin_reciprocal): Devise mode from builtin.
6505 (aarch64_optab_supported_p): New argument for the mode.
6506 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6508 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6510 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6511 RS6000_BTM_MODULO flag into the set of flags that are considered
6512 to be part of the common configuration.
6514 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6516 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6517 difference unsigned.
6518 (vec_absdb): New macro for vector absolute difference unsigned
6520 (vec_absdh): New macro for vector absolute difference unsigned
6522 (vec_absdw): New macro for vector absolute difference unsigned word.
6523 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6524 (vadu<mode>3): New insn.
6525 (*p9_vadu<mode>3): New insn.
6526 * config/rs6000/rs6000-builtin.def (vadub): New built-in
6528 (vaduh): New built-in definition.
6529 (vaduw): New built-in definition.
6530 (vadu): New overloaded built-in definition.
6531 (vadub): New overloaded built-in definition.
6532 (vaduh): New overloaded built-in definition.
6533 (vaduw): New overloaded built-in definition.
6534 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6535 overloaded vector absolute difference unsigned functions.
6536 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6537 the ISA 3.0 vector absolute difference unsigned built-in functions.
6539 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
6541 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
6542 update shared_lookup_references only once after changing operands.
6544 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
6547 * tree-nested.c (convert_nonlocal_omp_clauses)
6548 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
6550 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
6551 * tree.def (CASE_LABEL_EXPR): Likewise.
6553 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6556 * input.c (test_builtins): Fix an assertion.
6558 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6560 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
6563 (isinf<mode>2): Ditto.
6565 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6567 * ggc-tests.c (test_finalization): Only test need_finalization_p
6568 for GCC_VERSION >= 4003.
6570 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6572 * config/s390/vecintrin.h: Fix file description in comment.
6574 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6576 * config/s390/s390-builtin-types.def: Change builtin type naming
6577 scheme to match builtin-types.def.
6579 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
6581 * fold-const.c (optimize_minmax_comparison): Remove.
6582 (fold_comparison): Remove call to the above.
6583 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
6584 New transformations.
6586 2016-06-13 Alan Hayward <alan.hayward@arm.com>
6588 PR tree-optimization/71416
6589 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
6592 2016-06-13 Martin Liska <mliska@suse.cz>
6594 * predict.c (enum predictor_reason): Prefix enum with REASON_.
6595 (combine_predictions_for_insn): Likewise.
6596 (prune_predictions_for_bb): Likewise.
6597 (combine_predictions_for_bb): Likewise.
6599 2016-06-13 Richard Biener <rguenther@suse.de>
6601 PR tree-optimization/71505
6602 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
6603 assert match comment.
6605 2016-06-13 Marek Polacek <polacek@redhat.com>
6608 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
6609 gimplify_switch_expr.
6610 (warn_switch_unreachable_r): New function.
6612 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6615 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
6618 2016-06-13 Richard Biener <rguenther@suse.de>
6621 * fold-const.c (fold_unary_loc): Preserve alignment when
6622 folding a VIEW_CONVERT_EXPR into a MEM_REF.
6624 2016-06-13 Martin Liska <mliska@suse.cz>
6627 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
6628 w/ -fsanitize=bounds.
6630 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6632 * config/i386/i386.c (ix86_init_builtins): Calculate
6633 FLOAT128_FTYPE_CONST_STRING function type only once.
6634 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
6635 built-in functions are available for x86-32 and x86-64 targets.
6637 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6640 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
6642 (FLOAT128_FTYPE_CONST_STRING): New function type.
6643 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
6644 [IX86_BUILTIN_NANSQ]: Ditto.
6645 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6646 (ix86_init_builtin_types): Declare const_string_type_node.
6647 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
6649 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6650 * doc/extend.texi (x86 Built-in Functions): Document
6651 __builtin_nanq and __builtin_nansq.
6653 2016-06-11 Jiong Wang <jiong.wang@arm.com>
6656 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
6657 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
6658 length for pop patterns.
6659 (arm_attr_length_push_multi): Update comments.
6660 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
6662 (*pop_multiple_with_writeback_and_return): Likewise.
6663 (*pop_multiple_with_return): Likewise.
6665 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
6668 * fold-const.c (optimize_bit_field_compare): Don't try to use
6669 word_mode unconditionally for reading the bit field, look at
6670 DECL_BIT_FIELD_REPRESENTATIVE instead.
6672 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6675 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
6676 vector integer type.
6678 2016-06-10 Jakub Jelinek <jakub@redhat.com>
6681 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
6682 without LABEL_DECL, set *handled_ops_p to false instead of true.
6684 2016-06-10 Martin Sebor <msebor@redhat.com>
6687 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
6688 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6689 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
6691 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
6692 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
6693 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
6694 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
6695 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
6696 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
6697 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
6698 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
6700 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6702 * config/arm/arm.h (pool_vector_label,
6703 return_used_this_function): Remove.
6705 2016-06-10 Jeff Law <law@redhat.com>
6707 PR tree-optimization/71335
6708 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
6709 zero length paths here.
6710 (convert_and_register_jump_thread_path): Remove hacks related to
6711 duplicated blocks in the jump thread path.
6712 (fsm_find_control_statement_thread_paths): Avoid putting the same
6713 block on the thread path twice, but ensure the thread path is
6714 unchanged from the caller's point of view.
6716 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6718 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
6719 * predict.def (PRED_LOOP_BRANCH): Remove.
6721 2016-06-10 David Malcolm <dmalcolm@redhat.com>
6723 * Makefile.in (OBJS): Add ggc-tests.o.
6724 (GTFILES): Add ggc-tests.c.
6725 * ggc-tests.c: New file.
6726 * selftest-run-tests.c (selftest::run_tests): Call
6727 selftest::ggc_tests_c_tests.
6728 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
6730 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
6732 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
6734 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
6737 * varasm.c (place_block_symbol): Adjust alignment for asan protected
6738 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
6740 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6742 * profile.c: Include cfgloop.h.
6743 (branch_prob): Compute estimated number of iterations.
6744 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
6745 recompute estimate number of iterations from profile.
6747 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6750 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
6751 must be grouped on top of stack. Don't force early clobber
6752 on ordinary reg outputs.
6754 2016-06-10 Richard Biener <rguenther@suse.de>
6756 * targhooks.c (default_builtin_vectorization_cost): Adjust
6759 2016-06-10 Richard Biener <rguenther@suse.de>
6761 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
6762 to fold the RHS to a constant if possible.
6764 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
6767 * tree-nested.c (convert_nonlocal_omp_clauses)
6768 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
6769 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
6770 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
6772 * gimplify.c (gimplify_adjust_omp_clauses): Discard
6774 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
6776 * omp-low.c (scan_sharing_clauses): Don't expect
6779 2016-06-10 Alan Hayward <alan.hayward@arm.com>
6781 PR tree-optimization/71407
6782 PR tree-optimization/71416
6783 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
6786 2016-06-10 Richard Biener <rguenther@suse.de>
6789 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
6791 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
6793 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
6795 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
6796 Jiong Wang <jiong.wang@arm.com>
6798 PR rtl-optimization/70751
6799 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
6800 spilled into memory.
6802 2016-06-09 Jonathan Yong <10walls@gmail.com>
6805 2015-09-21 Jonathan Yong <10walls@gmail.com>
6807 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
6808 sysroot/usr/lib/32api for additional win32 libraries,
6809 fixes failing Cygwin bootstrapping.
6811 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
6813 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
6816 2016-06-09 David Malcolm <dmalcolm@redhat.com>
6819 * pretty-print.c (pp_indent): Specify that %p is printed in a
6820 host-dependent manner.
6821 (test_pp_format): Remove the test for %p.
6823 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
6825 * config/mips/mips.c (mips_output_jump): Fix formatting.
6827 2016-06-09 Richard Biener <rguenther@suse.de>
6829 PR tree-optimization/71462
6830 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
6833 2016-06-09 Martin Liska <mliska@suse.cz>
6835 * predict.c (dump_prediction): Add new argument.
6836 (enum predictor_reason): New enum.
6837 (struct predictor_hash): New struct.
6838 (predictor_hash::hash): New function.
6839 (predictor_hash::equal): Likewise.
6840 (not_removed_prediction_p): New function.
6841 (prune_predictions_for_bb): Likewise.
6842 (combine_predictions_for_bb): Prune predictions.
6844 2016-06-09 Martin Liska <mliska@suse.cz>
6846 * predict.c (filter_predictions): New function.
6847 (remove_predictions_associated_with_edge): Use the filter
6849 (equal_edge_p): New function.
6851 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
6853 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
6854 Correct usage of @samp vs @option, add @samp where appropriate.
6855 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
6856 Add armv6s-m and document it, as it is no official ARM name.
6858 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6860 * ifcvt.c (struct noce_if_info): Add transform_name field.
6861 (noce_try_move): Set if_info->transform_name to the function name.
6862 (noce_try_ifelse_collapse): Likewise.
6863 (noce_try_store_flag): Likewise.
6864 (noce_try_inverse_constants): Likewise.
6865 (noce_try_store_flag_constants): Likewise.
6866 (noce_try_addcc): Likewise.
6867 (noce_try_store_flag_mask): Likewise.
6868 (noce_try_cmove): Likewise.
6869 (noce_try_cmove_arith): Likewise.
6870 (noce_try_minmax): Likewise.
6871 (noce_try_abs): Likewise.
6872 (noce_try_sign_mask): Likewise.
6873 (noce_try_bitop): Likewise.
6874 (noce_convert_multiple_sets): Likewise.
6875 (noce_process_if_block): Print if_info->transform_name to
6876 dump_file if transformation succeeded.
6878 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6880 * config/arm/cortex-a57.md (cortex_a57_alu):
6883 2016-06-08 Martin Sebor <msebor@redhat.com>
6884 Jakub Jelinek <jakub@redhat.com>
6888 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
6889 BUILT_IN_MUL_OVERFLOW_P): New builtins.
6890 * builtins.c: Include gimple-fold.h.
6891 (fold_builtin_arith_overflow): Handle
6892 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6893 (fold_builtin_3): Likewise.
6894 * doc/extend.texi (Integer Overflow Builtins): Document
6895 __builtin_{add,sub,mul}_overflow_p.
6897 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
6899 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
6900 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
6902 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
6904 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
6905 Rewrite, looking one level down for records and arrays.
6907 2016-06-08 David Malcolm <dmalcolm@redhat.com>
6909 * pretty-print.c: Include "selftest.h".
6910 (pp_format): Fix comment.
6911 (identifier_to_locale): Likewise.
6912 (selftest::test_basic_printing): New function.
6913 (selftest::assert_pp_format): New function.
6914 (selftest::test_pp_format): New function.
6915 (selftest::pretty_print_c_tests): New function.
6916 * selftest-run-tests.c (selftest::run_tests): Call
6917 selftest::pretty_print_c_tests.
6918 * selftest.h (pretty_print_c_tests): New declaration.
6920 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6922 * invoke.texi (max-loop-headers-insns): Document.
6923 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
6924 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
6925 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
6927 2016-06-08 Richard Biener <rguenther@suse.de>
6929 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
6930 on strided SLP loads and fall back to scalar loads in case
6931 we can't chunk them.
6933 2016-06-08 Richard Biener <rguenther@suse.de>
6935 PR tree-optimization/71452
6936 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
6937 type used for the SSA rewrite has enough precision to cover
6938 the dynamic type of the location.
6940 2016-06-08 Jakub Jelinek <jakub@redhat.com>
6941 Richard Biener <rguenther@suse.de>
6944 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
6945 the same as DECL_P (base0) for indirect_base0. Use equality_code
6946 in one further place.
6948 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
6950 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
6951 to one word if the field is known to overlap other words.
6952 (extract_bit_field_1): Likewise.
6953 (store_split_bit_field): Remove compensating code.
6954 (extract_split_bit_field): Likewise.
6956 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
6960 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
6962 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6964 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
6966 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
6967 (arch64_addpv4sf): Delete.
6968 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
6969 "gen_aarch64_addpv4sf".
6970 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
6972 (vpadds_f32): Likewise.
6973 (vpaddq_f32): Likewise.
6974 (vpaddq_f64): Likewise.
6976 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6978 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
6980 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
6981 to VALLF. Rename to "fabd<mode>3".
6982 "*fabd_scalar<mode>3): Delete.
6983 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
6985 (vabdd_f64): Likewise.
6986 (vabd_f32): Likewise.
6987 (vabd_f64): Likewise.
6988 (vabdq_f32): Likewise.
6989 (vabdq_f64): Likewise.
6991 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6993 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
6995 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
6996 "aarch64_rsqrts<mode>".
6997 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
6998 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
7000 (vrsqrtsd_f64): Likewise.
7001 (vrsqrts_f32): Likewise.
7002 (vrsqrts_f64): Likewise.
7003 (vrsqrtsq_f32): Likewise.
7004 (vrsqrtsq_f64): Likewise.
7006 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7008 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
7010 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
7011 "aarch64_rsqrte<mode>".
7012 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
7013 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
7015 (vrsqrted_f64): Likewise.
7016 (vrsqrte_f32): Likewise.
7017 (vrsqrte_f64): Likewise.
7018 (vrsqrteq_f32): Likewise.
7019 (vrsqrteq_f64): Likewise.
7021 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7023 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
7027 * config/aarch64/aarch64-simd.md
7028 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
7029 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
7030 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
7032 (vcvt_n_f32_u32): Likewise.
7033 (vcvt_n_s32_f32): Likewise.
7034 (vcvt_n_u32_f32): Likewise.
7035 (vcvtq_n_f32_s32): Likewise.
7036 (vcvtq_n_f32_u32): Likewise.
7037 (vcvtq_n_f64_s64): Likewise.
7038 (vcvtq_n_f64_u64): Likewise.
7039 (vcvtq_n_s32_f32): Likewise.
7040 (vcvtq_n_s64_f64): Likewise.
7041 (vcvtq_n_u32_f32): Likewise.
7042 (vcvtq_n_u64_f64): Likewise.
7043 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
7044 (VSDQ_SDI): Likewise.
7045 (fcvt_target): Support V4DI, V4SI and V2SI.
7046 (FCVT_TARGET): Likewise.
7048 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7050 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
7051 (TYPES_BINOP_SUS): Likewise.
7052 (aarch64_simd_builtin_data): Update include file name.
7053 (aarch64_builtins): Likewise.
7054 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
7055 for conversion between scalar float-point and fixed-point.
7059 * config/aarch64/aarch64.md
7060 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
7061 pattern for conversion between scalar float to fixed-pointer.
7062 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
7063 (UNSPEC_FCVTZS): New UNSPEC enumeration.
7064 (UNSPEC_FCVTZU): Likewise.
7065 (UNSPEC_SCVTF): Likewise.
7066 (UNSPEC_UCVTF): Likewise.
7067 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
7069 (vcvtd_n_f64_u64): Likewise.
7070 (vcvtd_n_s64_f64): Likewise.
7071 (vcvtd_n_u64_f64): Likewise.
7072 (vcvtd_n_f32_s32): Likewise.
7073 (vcvts_n_f32_u32): Likewise.
7074 (vcvtd_n_s32_f32): Likewise.
7075 (vcvts_n_u32_f32): Likewise.
7076 * config/aarch64/iterators.md (fcvt_target): Support integer to float
7078 (FCVT_TARGET): Likewise.
7079 (FCVT_FIXED2F): New iterator.
7080 (FCVT_F2FIXED): Likewise.
7081 (fcvt_fixed_insn): New define_int_attr.
7083 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7085 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
7086 some statements was removed.
7088 2016-06-08 Alan Hayward <alan.hayward@arm.com>
7090 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
7091 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
7092 (vect_can_advance_ivs_p): likewise.
7093 (vect_update_ivs_after_vectorizer): likewise.
7094 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
7095 (vect_analyze_scalar_cycles_1): likewise.
7096 (vect_analyze_loop_operations): likewise.
7097 (report_vect_op): likewise.
7098 (vect_is_slp_reduction): likewise.
7099 (vect_is_simple_reduction): likewise.
7100 (get_initial_def_for_induction): likewise.
7101 (vect_transform_loop): likewise.
7102 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
7103 (vect_recog_sad_pattern): likewise.
7104 (vect_recog_widen_sum_pattern): likewise.
7105 (vect_recog_widening_pattern): likewise.
7106 (vect_recog_divmod_pattern): likewise.
7107 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
7108 (vect_analyze_slp_instance): likewise.
7109 (vect_transform_slp_perm_load): likewise.
7110 (vect_schedule_slp_instance): likewise.
7112 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7114 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
7115 (return_prediction): PRED_CONST_RETURN predict return as not taken.
7116 * predict.def (PRED_CONTINUE): Change hitrate 50->67
7117 (PRED_LOOP_BRANCH): Document predictor as broken.
7118 (PRED_LOOP_EXIT): Change hitrate 91->92.
7119 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
7120 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
7121 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
7122 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
7123 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
7124 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
7125 (PRED_CALL): Chane hitrate 71->67.
7126 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
7127 (PRED_GOTO): Document as unused right now.
7128 (PRED_CONST_RETURN): Change hitrate 67->69
7129 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
7130 (PRED_NULL_RETURN): Change hitrate 91->90.
7131 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
7132 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
7133 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
7135 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
7137 * config/rs6000/altivec.h: Add __builtin_vec_mul.
7138 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
7139 special case Altivec builtin.
7140 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7141 VSX_BUILTIN_VEC_MUL (replaced with special case code).
7142 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7143 code for ALTIVEC_BUILTIN_VEC_MUL.
7144 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7145 for __builtin_vec_mul.
7147 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
7149 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
7152 2016-06-07 David Malcolm <dmalcolm@redhat.com>
7154 * spellcheck.c (selftest::test_find_closest_string): New function.
7155 (spellcheck_c_tests): Call the above.
7157 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7159 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
7161 2016-06-07 Jakub Jelinek <jakub@redhat.com>
7163 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
7164 Yv=Yv,C alternatives.
7166 2016-06-07 Richard Biener <rguenther@suse.de>
7169 * common.opt (ffast-math): Make Optimization.
7171 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
7172 Prachi Godbole <prachi.godbole@imgtec.com>
7174 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
7175 `fabs' and `fneg' type attributes.
7176 (p5600_fpu_fabs): Add `fmove' to the comment.
7178 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7180 * gimple.c: Include builtins.h
7181 (gimple_inexpensive_call_p): New function.
7182 * gimple.h (gimple_inexpensive_call_p): Declare.
7183 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
7184 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
7187 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
7189 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
7190 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
7191 warning_at_rich_loc, warning_n, pedwarn, permerror,
7192 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
7193 sorry, fatal_error, internal_error, internal_error_no_backtrace):
7196 2016-06-07 Richard Biener <rguenther@suse.de>
7198 PR tree-optimization/71428
7199 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
7200 BIT_FIELD_REF op vs. load.
7202 2016-06-07 Richard Biener <rguenther@suse.de>
7205 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
7208 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7210 * config/pa/pa.md (call): Generate indirect long calls to non-local
7211 functions on TARGET_64BIT.
7212 (call_value): Likewise.
7214 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7216 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
7217 pattern and subsequent splitters.
7218 (call_val_reg_64bit_post_reload): Likewise.
7220 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7223 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
7224 propagate_op_to_single_use.
7226 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7229 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
7231 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
7233 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
7234 (enum x86_dirflag_state): New enum.
7235 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
7236 (machine_function): Remove needs_cld.
7237 (ix86_current_function_needs_cld): Remove.
7238 * config/i386/i386.c (ix86_set_func_type): Set
7239 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
7240 (ix86_expand_prologue): Do not emit CLD here.
7241 (ix86_dirflag_mode_needed): New function.
7242 (ix86_dirflag_mode_entry): Ditto.
7243 (ix86_mode_needed): Handle X86_DIRFLAG entity.
7244 (ix86_mode_after): Ditto.
7245 (ix86_mode_entry): Ditto.
7246 (ix86_mode_exit): Ditto.
7247 (ix86_emit_mode_set): Ditto.
7248 * config/i386/i386.md (strmov_singleop): Set
7249 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
7250 Do not set ix86_current_function_needs_cld.
7252 (strset_singleop): Ditto.
7254 (cmpstrnqi_nz_1): Ditto.
7255 (cmpstrnqi_1): Ditto.
7256 (strlenqi_1): Ditto.
7258 2016-06-06 Jakub Jelinek <jakub@redhat.com>
7260 PR tree-optimization/71259
7261 * tree-vect-slp.c (vect_get_constant_vectors): For
7262 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
7263 one for constant op, and use COND_EXPR for non-constant.
7265 2016-06-06 David Malcolm <dmalcolm@redhat.com>
7267 * Makefile.in (OBJS): Add function-tests.o,
7268 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
7269 selftest-run-tests.o.
7270 (OBJS-libcommon): Add selftest.o.
7271 (OBJS-libcommon-target): Add selftest.o.
7272 (all.internal): Add "selftest".
7273 (all.cross): Likewise.
7274 (selftest): New phony target.
7275 (s-selftest): New target.
7276 (selftest-gdb): New phony target.
7277 (COLLECT2_OBJS): Add selftest.o.
7278 * bitmap.c: Include "selftest.h".
7279 (selftest::test_gc_alloc): New function.
7280 (selftest::test_set_range): New function.
7281 (selftest::test_clear_bit_in_middle): New function.
7282 (selftest::test_copying): New function.
7283 (selftest::test_bitmap_single_bit_set_p): New function.
7284 (selftest::bitmap_c_tests): New function.
7285 * common.opt (fself-test): New.
7286 * diagnostic-show-locus.c: Include "selftest.h".
7287 (make_range): New function.
7288 (test_range_contains_point_for_single_point): New function.
7289 (test_range_contains_point_for_single_line): New function.
7290 (test_range_contains_point_for_multiple_lines): New function.
7291 (assert_eq): New function.
7292 (test_get_line_width_without_trailing_whitespace): New function.
7293 (selftest::diagnostic_show_locus_c_tests): New function.
7294 * et-forest.c: Include "selftest.h".
7295 (selftest::test_single_node): New function.
7296 (selftest::test_simple_tree): New function.
7297 (selftest::test_disconnected_nodes): New function.
7298 (selftest::et_forest_c_tests): New function.
7299 * fold-const.c: Include "selftest.h".
7300 (selftest::assert_binop_folds_to_const): New function.
7301 (selftest::assert_binop_folds_to_nonlvalue): New function.
7302 (selftest::test_arithmetic_folding): New function.
7303 (selftest::fold_const_c_tests): New function.
7304 * function-tests.c: New file.
7305 * gimple.c: Include "selftest.h".
7306 Include "gimple-pretty-print.h".
7307 (selftest::verify_gimple_pp): New function.
7308 (selftest::test_assign_single): New function.
7309 (selftest::test_assign_binop): New function.
7310 (selftest::test_nop_stmt): New function.
7311 (selftest::test_return_stmt): New function.
7312 (selftest::test_return_without_value): New function.
7313 (selftest::gimple_c_tests): New function.
7314 * hash-map-tests.c: New file.
7315 * hash-set-tests.c: New file.
7316 * input.c: Include "selftest.h".
7317 (selftest::assert_loceq): New function.
7318 (selftest::test_accessing_ordinary_linemaps): New function.
7319 (selftest::test_unknown_location): New function.
7320 (selftest::test_builtins): New function.
7321 (selftest::test_reading_source_line): New function.
7322 (selftest::input_c_tests): New function.
7323 * rtl-tests.c: New file.
7324 * selftest-run-tests.c: New file.
7325 * selftest.c: New file.
7326 * selftest.h: New file.
7327 * spellcheck.c: Include "selftest.h".
7328 (selftest::levenshtein_distance_unit_test_oneway): New function,
7329 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
7330 (selftest::levenshtein_distance_unit_test): Likewise.
7331 (selftest::spellcheck_c_tests): Likewise.
7332 * toplev.c: Include selftest.h.
7333 (toplev::run_self_tests): New.
7334 (toplev::main): Handle -fself-test.
7335 * toplev.h (toplev::run_self_tests): New.
7336 * tree.c: Include "selftest.h".
7337 (selftest::test_integer_constants): New function.
7338 (selftest::test_identifiers): New function.
7339 (selftest::test_labels): New function.
7340 (selftest::tree_c_tests): New function.
7341 * tree-cfg.c: Include "selftest.h".
7342 (selftest::push_fndecl): New function.
7343 (selftest::test_linear_chain): New function.
7344 (selftest::test_diamond): New function.
7345 (selftest::test_fully_connected): New function.
7346 (selftest::tree_cfg_c_tests): New function.
7347 * vec.c: Include "selftest.h".
7348 (selftest::safe_push_range): New function.
7349 (selftest::test_quick_push): New function.
7350 (selftest::test_safe_push): New function.
7351 (selftest::test_truncate): New function.
7352 (selftest::test_safe_grow_cleared): New function.
7353 (selftest::test_pop): New function.
7354 (selftest::test_safe_insert): New function.
7355 (selftest::test_ordered_remove): New function.
7356 (selftest::test_unordered_remove): New function.
7357 (selftest::test_block_remove): New function.
7358 (selftest::reverse_cmp): New function.
7359 (selftest::test_qsort): New function.
7360 (selftest::vec_c_tests): New function.c.
7361 * wide-int.cc: Include selftest.h and wide-int-print.h.
7362 (selftest::from_int <wide_int>): New function.
7363 (selftest::from_int <offset_int>): New function.
7364 (selftest::from_int <widest_int>): New function.
7365 (selftest::assert_deceq): New function.
7366 (selftest::assert_hexeq): New function.
7367 (selftest::test_printing <VALUE_TYPE>): New function template.
7368 (selftest::test_ops <VALUE_TYPE>): New function template.
7369 (selftest::test_comparisons <VALUE_TYPE>): New function template.
7370 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
7372 (selftest::wide_int_cc_tests): New function.
7374 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7377 * ifcvt.c (noce_try_ifelse_collapse): New function.
7379 (noce_process_if_block): Call noce_try_ifelse_collapse.
7380 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
7381 (simplify_ternary_operation): Use the above to simplify
7382 conditional CLZ/CTZ expressions.
7384 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7387 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
7388 define_insn_and_split.
7390 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7393 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
7395 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
7398 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
7399 Implicitly clobber memory for basic asm with non-empty assembler
7400 string. Use targetm.md_asm_adjust also here.
7401 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
7402 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
7403 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
7404 non-empty assembler string.
7405 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
7406 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
7407 (decode_asm_operands): Handle basic asm in PARALLEL block.
7408 (extract_insn): Handle basic asm in PARALLEL block.
7409 * doc/extend.texi: Mention new behavior of basic asm.
7410 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
7411 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
7412 branch_needs_nop_p): Use asm_noperands.
7414 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
7416 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
7417 Include the M7 SPARC DFA scheduler.
7418 New attribute v3pipe.
7419 Annotate insns with v3pipe where appropriate.
7420 Define cpu_feature vis4.
7421 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
7422 Add (V8QI "8") to vbits.
7423 Add insns {add,sub}v8qi3
7424 Add insns ss{add,sub}v8qi3
7425 Add insns us{add,sub}{v8qi,v4hi}3
7426 Add insns {min,max}{v8qi,v4hi,v2si}3
7427 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
7428 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
7429 * config/sparc/niagara4.md: Add a comment explaining the
7430 discrepancy between the documented latenty numbers and the
7432 * config/sparc/niagara7.md: New file.
7433 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7434 supports SPARC5 and VIS 4.0 instructions.
7435 * configure: Regenerate.
7436 * config.in: Likewise.
7437 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7438 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7439 TARGET_CPU_niagara7.
7440 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7441 (CPP_CPU_SPEC): Handle niagara7.
7442 (ASM_CPU_SPEC): Likewise.
7443 * config/sparc/sparc-opts.h (processor_type): Add
7445 (mvis4): New option.
7446 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7447 (AS_NIAGARA7_FLAG): Define.
7448 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7449 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7450 (CPP_CPU_SPEC): Handle niagara7.
7451 (ASM_CPU_SPEC): Likewise.
7452 * config/sparc/sparc.c (niagara7_costs): Define.
7453 (sparc_option_override): Handle niagara7 and adjust cache-related
7454 parameters with better values for niagara cpus. Also support VIS4.
7455 (sparc32_initialize_trampoline): Likewise.
7456 (sparc_use_sched_lookahead): Likewise.
7457 (sparc_issue_rate): Likewise.
7458 (sparc_register_move_cost): Likewise.
7459 (dump_target_flag_bits): Support VIS4.
7460 (sparc_vis_init_builtins): Likewise.
7461 (sparc_builtins): Likewise.
7462 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7464 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7466 * config/sparc/sparc.opt (sparc_processor_type): New value
7468 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7470 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7472 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7475 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7477 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7479 2016-06-06 Richard Biener <rguenther@suse.de>
7481 PR tree-optimization/71398
7482 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7485 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7487 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7488 ft32_expand_prolog, ft32_expand_epilogue):
7489 Handle pretend_args.
7490 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7491 * config/ft32/ft32.md: Add pretend_returner.
7493 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7496 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7497 Copy op1 RTX to avoid invalid sharing.
7498 (ix86_expand_vector_move_misalign): Ditto.
7500 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7502 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7505 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7507 * predict.c (predicted_by_loop_heuristics_p): New function.
7508 (predict_iv_comparison): Use it.
7509 (predict_loops): Walk from innermost loops; do not predict edges
7510 leaving multiple loops multiple times; implement
7511 PRED_LOOP_ITERATIONS_MAX heuristics.
7512 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7514 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7516 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7517 only edges out of BB are EH edges.
7519 2016-06-04 Martin Sebor <msebor@redhat.com>
7520 Marcin Baczyński <marbacz@gmail.com>
7523 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7524 a void expression in a void function.
7526 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7528 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
7529 aux; dump reasons of decisions.
7530 (should_duplicate_loop_header_p): Likewise.
7531 (do_while_loop_p): Likewise.
7532 (ch_base::copy_headers): Dump asi num insns duplicated.
7534 2016-06-04 Jakub Jelinek <jakub@redhat.com>
7536 PR tree-optimization/71405
7537 * tree-ssa.c (execute_update_addresses_taken): For clobber with
7538 incompatible type, build a new clobber with the right type instead
7539 of building a VIEW_CONVERT_EXPR around it.
7541 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7543 PR tree-optimization/52171
7544 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
7545 by_pieces_ninsns instead of move_by_pieces_ninsns.
7547 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7549 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
7550 for reg+reg addressing mode.
7552 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7554 * rs6000-c.c (c/c-tree.h): Add #include.
7555 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
7556 in C++ when found in the base position of vec_ld or vec_st.
7558 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7560 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
7561 use of profile unless profile status is PROFILE_READ.
7562 * profile.c (compute_branch_probabilities): Set profile status
7563 only after reporting predictor hitrates.
7565 2016-06-03 Joseph Myers <joseph@codesourcery.com>
7569 * common.opt (ffp-int-builtin-inexact): New option.
7570 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7571 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
7572 (ceil@var{m}2): Document dependence on this option.
7573 * ipa-inline-transform.c (inline_call): Handle
7574 flag_fp_int_builtin_inexact.
7575 * ipa-inline.c (can_inline_edge_p): Likewise.
7576 * config/i386/i386.md (rintxf2): Do not test
7577 flag_unsafe_math_optimizations.
7578 (rint<mode>2_frndint): New define_insn.
7579 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
7580 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
7581 for 387 instead of extending and truncating.
7582 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
7583 !flag_trapping_math instead of flag_unsafe_math_optimizations.
7584 Change to frndint<mode>2_<rounding>.
7585 (frndintxf2_<rounding>_i387): Likewise. Change to
7586 frndint<mode>2_<rounding>_i387.
7587 (<rounding_insn>xf2): Likewise.
7588 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
7589 !flag_trapping_math instead of flag_unsafe_math_optimizations for
7590 x87. Test TARGET_ROUND || !flag_trapping_math ||
7591 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
7592 SSE. Use ROUND_NO_EXC in constant operand of
7593 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
7594 for 387 instead of extending and truncating.
7596 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
7597 Julia Koval <julia.koval@intel.com>
7609 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
7610 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
7611 all registers, except for function return registers if there are
7612 no caller-saved registers.
7613 (ix86_set_func_type): New function.
7614 (ix86_set_current_function): Call ix86_set_func_type to set
7615 no_caller_saved_registers and func_type. Call reinit_regs if
7616 caller-saved registers are changed. Don't allow MPX, SSE, MMX
7617 nor x87 instructions in interrupt handler nor function with
7618 no_caller_saved_registers attribute.
7619 (ix86_function_ok_for_sibcall): Return false if there are no
7620 caller-saved registers.
7621 (type_natural_mode): Don't warn ABI change for MMX in interrupt
7623 (ix86_function_arg_advance): Skip for callee in interrupt handler.
7624 (ix86_function_arg): Return special arguments in interrupt handler.
7625 (ix86_promote_function_mode): Promote pointer to word_mode only
7626 for normal functions.
7627 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
7629 (ix86_epilogue_uses): New function.
7630 (ix86_hard_regno_scratch_ok): Likewise.
7631 (ix86_save_reg): Preserve all registers in interrupt handler
7632 after reload. Preserve all registers, except for function return
7633 registers, if there are no caller-saved registers after reload.
7634 (find_drap_reg): Always use callee-saved register if there are
7635 no caller-saved registers.
7636 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
7637 for interrupt handler.
7638 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
7639 Emit cld instruction if stringops are used in interrupt handler
7640 or interrupt handler isn't a leaf function.
7641 (ix86_expand_epilogue): Generate interrupt return for interrupt
7642 handler and pop the 'ERROR_CODE' off the stack before interrupt
7643 return in exception handler.
7644 (ix86_expand_call): Disallow calling interrupt handler directly.
7645 If there are no caller-saved registers, mark all registers that
7646 are clobbered by the call which returns as clobbered.
7647 (ix86_handle_no_caller_saved_registers_attribute): New function.
7648 (ix86_handle_interrupt_attribute): Likewise.
7649 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
7651 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
7652 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
7653 accumulation in interrupt function if stack may be realigned to
7655 (EPILOGUE_USES): New.
7656 (function_type): New enum.
7657 (machine_function): Add func_type and no_caller_saved_registers.
7658 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
7659 (interrupt_return): New pattern.
7660 * doc/extend.texi: Document x86 interrupt and
7661 no_caller_saved_registers attributes.
7663 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
7665 PR tree-optimization/52171
7666 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
7667 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
7668 Look for constant strings. Move some code to emit_block_cmp_hints
7670 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
7671 * defaults.h (COMPARE_MAX_PIECES): New macro.
7672 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
7673 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
7674 (clear_by_pieces_1): Don't declare. Move definition before use.
7675 (can_do_by_pieces): New static function.
7676 (can_move_by_pieces): Use it. Return bool.
7677 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
7678 OP. All callers changed. Handle COMPARE_BY_PIECES.
7679 (class pieces_addr); New.
7680 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
7681 pieces_addr::adjust, pieces_addr::increment_address,
7682 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
7684 (class op_by_pieces_d): New.
7685 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
7687 (class move_by_pieces_d, class compare_by_pieces_d,
7688 class store_by_pieces_d): New subclasses of op_by_pieces_d.
7689 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
7690 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
7691 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
7692 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
7693 compare_by_pieces_d::finish_mode): New member functions.
7694 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
7696 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
7697 (emit_block_cmp_hints): New function.
7698 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
7699 use the newly defined classes.
7700 * expr.h (by_pieces_constfn): New typedef.
7701 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
7702 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
7703 (move_by_pieces_ninsns): Don't declare.
7704 (can_move_by_pieces): Change return value to bool.
7705 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
7706 (compare_by_pieces_branch_ratio): New hook.
7707 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
7708 (by_pieces_ninsns): Declare.
7709 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
7711 (default_compare_by_pieces_branch_ratio): New function.
7712 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
7713 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
7714 * doc/tm.texi: Regenerate.
7715 * tree-ssa-strlen.c: Include "builtins.h".
7716 (handle_builtin_memcmp): New static function.
7717 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
7718 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
7720 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7722 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
7723 relevant stmts which are simple and invariant.
7724 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
7725 instead of simple and invariant
7727 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7729 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
7730 (vectorizable_reduction): Check for new relevant state.
7731 (vectorizable_live_operation): vectorize live stmts using
7732 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
7733 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
7734 (vect_stmt_relevant_p): Check for stmts which are only used live.
7735 (process_use): Use of a stmt does not inherit it's live value.
7736 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
7737 (vect_analyze_stmt): Check for new relevant state.
7738 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
7739 outside the loop, but not inside it.
7741 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7743 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
7744 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
7745 (vect_get_vec_def_for_operand): Split out code.
7747 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
7749 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
7751 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7753 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
7755 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7757 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
7759 2016-06-03 Jakub Jelinek <jakub@redhat.com>
7762 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
7763 to noreturn e->callee->decl that has void return type and void
7764 arguments, adjust gimple_call_fntype and remove lhs even if it had
7765 previously addressable type.
7767 2016-06-02 Jeff Law <law@redhat.com>
7769 PR tree-optimization/71328
7770 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
7771 error when checking for a jump back onto the copied path.
7773 2016-06-02 David Malcolm <dmalcolm@redhat.com>
7775 * config/microblaze/microblaze.c (get_branch_target): Add return
7776 NULL_RTX for the non-CALL_P case.
7777 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
7778 (insert_wic): Remove unused local "j".
7780 2016-06-02 Martin Liska <mliska@suse.cz>
7782 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
7784 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
7785 Julia Koval <julia.koval@intel.com>
7787 * function.c (assign_parm_setup_stack): Force source into a
7789 * target.def (function_incoming_arg): Update documentation to
7790 allow arbitrary address computation based on hard register.
7791 * doc/tm.texi: Regenerated.
7793 2016-06-02 Martin Liska <mliska@suse.cz>
7795 * predict.c (combine_predictions_for_bb): Fix first match in
7796 cases where a first predictor contains more than one occurence
7797 in list of predictors. Take the best value in such case.
7799 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7801 PR rtl-optimization/71295
7802 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
7803 offset would go over the size of the inner mode reject it.
7805 2016-06-02 Jakub Jelinek <jakub@redhat.com>
7807 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
7808 x=x,x and v=v,m instead of x=x,m.
7810 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
7811 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
7812 alternative to v=rm,C.
7814 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
7815 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
7816 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
7817 instead of vex for the last two above mentioned alternatives.
7819 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7822 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
7824 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
7826 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
7828 2016-06-01 David Malcolm <dmalcolm@redhat.com>
7830 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
7831 from int to unsigned.
7833 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7835 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
7836 alternatives, eliminating preferred register class. Add support
7837 for the MTVSRDD instruction in ISA 3.0.
7838 (vsx_splat_v4si_internal): Use splat_input_operand instead of
7839 reg_or_indexed_operand.
7840 (vsx_splat_v4sf_internal): Likewise.
7842 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7845 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
7846 for loading up all 0's or all 1's.
7848 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
7850 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
7852 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
7854 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
7856 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
7857 * gcc.c (set_source_date_epoch_envvar): New function, sets
7858 the SOURCE_DATE_EPOCH environment variable to the current time.
7860 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7862 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
7863 the factor for live Phi nodes.
7865 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7867 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
7868 * tree-parloops.c (parallelize_loops): likewise.
7869 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
7870 tree_unswitch_outer_loop): likewise.
7872 2016-06-01 Jakub Jelinek <jakub@redhat.com>
7875 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
7876 around creation of the temporary.
7878 2016-06-01 Richard Biener <rguenther@suse.de>
7880 PR tree-optimization/71366
7881 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
7882 (unloop_loops): Move removing edges here ...
7883 (try_unroll_loop_completely): ... from here.
7884 (try_peel_loop): ... and here.
7885 (tree_unroll_loops_completely_1): Track parent loops via
7886 bitmap of header BBs.
7887 (tree_unroll_loops_completely): Adjust for that.
7889 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7891 * config/rs6000/altivec.h (vec_slv): New macro.
7892 (vec_srv): New macro.
7893 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
7894 (UNSPEC_VSRV): New value.
7897 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
7898 (vsrv): New builtin definition.
7899 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
7900 define argument types for new builtin.
7901 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
7903 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
7906 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
7907 Jocelyn Mayer <l_indien@magic.fr>
7910 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
7911 detect processor family for signature_CENTAUR_ebx.
7912 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
7913 signature_CENTAUR_ebx.
7914 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
7915 <default>: Pass x86-64 for has_longmode.
7917 2016-06-01 Nathan Sidwell <nathan@acm.org>
7919 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
7922 2016-06-01 Richard Biener <rguenther@suse.de>
7924 PR tree-optimization/71261
7925 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
7926 of stmts successfully put in the bool pattern. Remove
7927 single-use restriction.
7928 (adjust_bool_pattern_cast): Add cast at the use site via the
7929 pattern def sequence.
7930 (adjust_bool_pattern): Remove recursion, maintain a hash-map
7931 of patterned defs. Use the pattern def seqence instead of
7932 multiple independent patterns.
7933 (sort_after_uid): New qsort compare function.
7934 (adjust_bool_stmts): New function to process stmts in the bool
7935 pattern in IL order.
7936 (vect_recog_bool_pattern): Adjust.
7937 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
7938 (ifcvt_walk_pattern_tree): Likewise.
7939 (stmt_is_root_of_bool_pattern): Likewise.
7940 (ifcvt_repair_bool_pattern): Likewise.
7941 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
7943 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7945 * loop-unroll.c (decide_unroll_constant_iterations,
7946 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
7947 likely upper bounds.
7948 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
7950 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
7952 * tree-core.h (enum omp_clause_code): Remove
7953 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
7955 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7957 * config/arm/sync.md (arm_store_exclusive<mode>):
7958 Use 'H' output modifier on operands[2] rather than creating a new
7959 entry in out-of-bounds memory of the operands array.
7960 (arm_store_release_exclusivedi): Likewise.
7962 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7964 * config/arm/arm.c (arm_fusion_enabled_p): New function.
7965 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
7966 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
7967 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
7969 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7971 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
7972 into account live statements for mask producers.
7974 2016-06-01 Richard Biener <rguenther@suse.de>
7976 PR tree-optimization/71311
7977 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
7978 restrict to non-INTEGER_CST @0.
7980 2016-06-01 Richard Biener <rguenther@suse.de>
7982 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
7983 (relational patterns): Use :c to avoid pattern duplications.
7985 2016-06-01 Richard Biener <rguenther@suse.de>
7987 * genmatch.c (comparison_code_p): New predicate.
7988 (swap_tree_comparison): New function.
7989 (commutate): Add for_vec parameter to append new for entries.
7990 Support commutating relational operators by swapping it alongside
7992 (lower_commutative): Adjust.
7993 (dt_simplify::gen): Do not pass artificial operators to gen
7995 (decision_tree::gen): Do not add artificial operators as parameters.
7996 (parser::parse_expr): Verify operator commutativity when :c is
7997 applied. Allow :C to override this.
7998 * match.pd: Adjust patterns to use :C instead of :c where required.
8000 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
8002 PR tree-optimization/71077
8003 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
8004 the combining step, use boolean_false_node and boolean_true_node
8005 as the designated false/true return values.
8007 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8009 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
8010 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
8011 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
8014 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8016 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
8017 of flags impliying the register renaming.
8018 * toplev.c (process_options): Do not imply flag_rename_registers with
8021 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8023 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
8024 default implementation.
8026 2016-05-31 Nathan Sidwell <nathan@acm.org>
8028 * dwarf2out.c (cur_line_info_table): Add GTY marker.
8030 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8032 * config/sh/constraints.md (b): Remove constraint.
8033 * config/sh/predicates.md (arith_reg_operand): Remove
8035 * config/sh/sh-modes.def (PDI): Remove.
8036 * config/sh/sh.c (sh_target_reg_class,
8037 sh_optimize_target_register_callee_saved): Remove functions.
8038 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
8039 (sh_expand_epilogue): Update comment.
8040 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
8041 sh_secondary_reload): Remove TARGET_REGS related code.
8042 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
8043 TARGET_REGISTER_P): Remove macros.
8044 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
8045 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
8046 TR1_REG, TR2_REG): Remove constants.
8047 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
8049 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8051 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
8052 define_expand patterns.
8053 (adddi3_compact): Rename to adddi3.
8054 (subdi3_compact): Rename to subdi3.
8055 (*negdi2): Rename to negdi2.
8056 (*abs<mode>2): Rename to abs<mode>2.
8058 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8060 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
8061 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
8062 (atomic_sub_fetchsi): ... this new pattern.
8063 (mvtc): Add CC_REG clobber.
8065 2016-05-31 Marek Polacek <polacek@redhat.com>
8067 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
8069 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8071 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
8072 aarch64_fusion_enabled_p to check for fusion capabilities.
8074 2016-05-31 Richard Biener <rguenther@suse.de>
8076 PR tree-optimization/71352
8077 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
8078 minus one and a negate.
8080 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8082 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
8083 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
8085 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
8086 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
8087 Remove use of aarch64_simd_attr_length_move, set length attribute
8089 (*aarch64_be_movoi): Likewise.
8090 (*aarch64_be_movci): Likewise.
8091 (*aarch64_be_movxi): Likewise.
8093 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8095 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
8096 It no longer does that.
8097 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
8099 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
8101 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
8102 attribute __unused__.
8104 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
8106 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
8107 * config/arm/arm.c (arm_arch_thumb1): Define.
8108 (arm_option_override): Initialize arm_arch_thumb1.
8109 * config/arm/arm.h (arm_arch_thumb1): Declare.
8110 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
8111 support Thumb-1 ISA.
8113 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
8116 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
8117 `Yv' for scalar operand.
8119 2016-05-31 Tom de Vries <tom@codesourcery.com>
8121 PR tree-optimization/69068
8122 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
8123 phis with more than two args.
8125 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
8127 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
8128 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
8131 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
8133 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
8135 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8137 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
8138 cpu_32, cpu_64, tune_32 and tune_64.
8139 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
8141 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8143 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8145 2016-05-30 Andi Kleen <ak@linux.intel.com>
8147 * auto-profile.c (read_profile): Replace asserts with errors
8148 when file does not exist.
8149 * gcov-io.c (gcov_read_words): Dito.
8151 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8153 * tree-cfg.c (print_loop): Print likely upper bounds.
8155 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8157 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
8158 * opts.c (default_options): Enable peel loops at -O3.
8159 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
8160 (try_peel_loop): Do not re-peel already peeled loops;
8161 use likely upper bounds; fix profile updating.
8162 (pass_complete_unroll::execute): Initialize peeled_loops.
8164 2016-05-30 Martin Liska <mliska@suse.cz>
8166 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
8167 computed costs by frequency of BB they belong to.
8168 (get_scaled_computation_cost_at): New function.
8170 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
8171 Marc Glisse <marc.glisse@inria.fr>
8173 PR tree-optimization/71289
8174 * match.pd (-1 / B < A, A > -1 / B): New transformations.
8176 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8178 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
8180 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8182 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
8183 for peeled copies; avoid underflow when updating estimates; correctly
8186 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8188 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
8189 r236875. Corrected oe3 to oe2 as obvious.
8191 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8195 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
8196 that inserted stmt will not dominate stmts that defines its operand.
8197 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
8198 (rewrite_expr_tree_parallel): Likewise.
8200 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8203 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
8204 all fields including stmt_to_insert are swapped.
8206 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8208 * predict.h (force_edge_cold): Declare.
8209 * predict.c (force_edge_cold): New function.
8210 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
8212 (canonicalize_loop_induction_variables): Fix formating.
8214 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
8216 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
8217 (visium_expand_copysign): Use gen_int_mode directly.
8218 (visium_compute_frame_size): Minor tweaks.
8220 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8222 * tree-vect-loop.c (vect_analyze_loop_2): Use
8223 likely_max_stmt_executions_int.
8225 2016-05-30 Tom de Vries <tom@codesourcery.com>
8227 PR tree-optimization/69067
8228 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
8230 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
8233 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
8234 New peepholes to remove unneeded fild/fistp pairs.
8235 (define_peephole2 atomic_loaddi_fpu): Ditto.
8237 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8239 * predict.c (maybe_hot_frequency_p): Avoid division.
8241 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8243 * doc/install.texi: Use https for shop.fsf.org.
8245 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8247 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
8248 likely_max_stmt_executions_int.
8250 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8252 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8253 likely_max_stmt_executions_int.
8255 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8257 * profile.c (compute_branch_probabilities): Do not report hitrates
8259 (branch_prob): Report hitrates here.
8260 * predict.c (gimple_predict_edge): Do not assert profile status;
8261 fix formatting issues.
8263 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8265 * predict.c (edge_predicted_by_p): New function.
8266 (predict_paths_for_bb): Do not put multiple predictions of the same type
8269 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8271 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
8274 2016-05-28 Alan Modra <amodra@gmail.com>
8276 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
8278 2016-05-28 Alan Modra <amodra@gmail.com>
8280 PR rtl-optimization/71275
8281 * ira.c (ira): Free dominance info.
8283 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8285 * doc/sourcebuild.texi: New address for upstream Go repository.
8287 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8289 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8290 (TARGET_ARM_V7M): Likewise.
8292 2016-05-26 Jeff Law <law@redhat.com>
8294 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
8295 (thread_across_edge): Remove calls to find_jump_threads_backwards.
8296 * passes.def: Add jump threading passes before DOM/VRP.
8297 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
8298 argument to a basic block from an edge. Remove tests which are
8300 (pass_data_thread_jumps, class pass_thread_jumps): New.
8301 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
8302 (make_pass_thread_jumps): Likewise.
8303 * tree-pass.h (make_pass_thread_jumps): Declare.
8305 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
8307 * config/visium/visium-protos.h (split_double_move): Rename into...
8308 (visium_split_double_move): ...this.
8309 (visium_split_double_add): Declare.
8310 * config/visium/visium.c (split_double_move): Rename into...
8311 (visium_split_double_move): ...this.
8312 (visium_split_double_add): New function.
8313 (visium_expand_copysign): Renumber operands for consistency.
8314 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
8315 (DFmode move splitter): Likewise.
8316 (*addi3_insn): Split by means of visium_split_double_add.
8317 (*adddi3_insn_flags): Delete.
8318 (*plus_plus_sltu<subst_arith>): New insn.
8319 (*subdi3_insn): Split by means of visium_split_double_add.
8320 (subdi3_insn_flags): Delete.
8321 (*minus_minus_sltu<subst_arith>): New insn.
8322 (*negdi2_insn): Split by means of visium_split_double_add.
8323 (*negdi2_insn_flags): Delete.
8325 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
8327 * configure.ac: Treat a --with-headers option without argument
8328 the same as the default (i.e. consult sys-include directory).
8329 * configure: Regenerate.
8331 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8333 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
8334 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
8336 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
8337 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8339 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8342 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
8343 tree-stdarg analysis results.
8344 (aarch64_setup_incoming_varargs): Likewise.
8346 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8348 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
8349 va_list_gpr_counter_field and va_list_fpr_counter_field.
8351 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
8354 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
8355 * config/aarch64/aarch64.c
8356 (aarch64_cannot_change_mode_class): Remove function.
8357 * config/aarch64/aarch64-protos.h
8358 (aarch64_cannot_change_mode_class): Remove.
8360 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8362 * cfgloop.c (record_niter_bound): Record likely upper bounds.
8363 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
8364 get_likely_max_loop_iterations_int): New.
8365 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
8366 any_likely_upper_bound.
8367 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
8369 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
8370 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
8372 (unroll_loop_constant_iterations): Likewise.
8373 (unroll_loop_runtime_iterations): Likewise.
8374 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
8375 * lto-streamer-out.c (output_cfg): Likewise.
8376 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
8378 (canonicalize_loop_induction_variables): Dump likely upper bounds.
8379 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
8380 (likely_max_loop_iterations): New.
8381 (likely_max_loop_iterations_int): New.
8382 (likely_max_stmt_executions): New.
8383 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
8384 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
8385 likely_max_stmt_executions): Declare.
8387 2016-05-27 Marek Polacek <polacek@redhat.com>
8390 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
8392 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8394 * config/s390/s390.md (2x risbg splitters): Use
8395 reg_overlap_mentioned_p instead of rtx_equal_p.
8397 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8399 * combine.c (make_compound_operation): Take known zero bits into
8400 account when checking for possible zero_extend.
8402 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8404 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
8405 Use const_int_operand for operand 2 predicate. Simplify expand code
8408 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
8411 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
8414 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8416 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
8417 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
8418 that returns CC_SESWPmode and CC_ZESWPmode.
8419 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
8421 (aarch64_rtx_costs): Likewise.
8423 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8425 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
8426 for ISA 3.0 min/max support.
8427 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
8428 conditional move support.
8429 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
8430 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8432 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8433 conditional moves where the comparison type is different from move
8435 (fp_minmax): New code iterator for smin/smax.
8436 (minmax): New code attributes for min/max.
8437 (SMINMAX): Likewise.
8438 (smax<mode>3): Combine min, max insns into one insn using the
8439 fp_minmax code iterator. Add support for ISA 3.0 min/max
8440 instructions that don't need -ffast-math.
8441 (s<minmax><mode>3): Likewise.
8442 (smax<mode>3_vsx): Likewise.
8443 (smin<mode>3): Likewise.
8444 (s<minmax><mode>3_vsx): Likewise.
8445 (smin<mode>3_vsx): Likewise.
8446 (pre-VSX min/max splitters): Likewise.
8447 (s<minmax><mode>3_fpr): Likewise.
8448 (movsfcc): Rewrite floating point conditional moves to combine
8449 SFmode/DFmode into a single insn.
8450 (mov<mode>cc): Likewise.
8451 (movdfcc): Likewise.
8452 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8453 SFDF2 iterators to handle all combinations.
8454 (fseldfsf4): Likewise.
8455 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8456 (fseldfdf4): Likewise.
8457 (fselsfdf4): Likewise.
8458 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8459 comparison instructions that set a 0/-1 mask, and use it for
8460 floating point conditional move via XXSEL.
8461 (fpmask<mode>): Likewise.
8462 (xxsel<mode>): Likewise.
8463 * config/rs6000/predicates.md (min_max_operator): Delete, no
8465 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8466 instructions that generate a 0/-1 mask for use with XXSEL.
8467 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8468 say whether floating point min/max is available, either through
8469 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8470 (TARGET_MINMAX_DF): Likewise.
8472 2016-05-27 Alan Modra <amodra@gmail.com>
8474 PR rtl-optimization/71275
8475 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8476 for update_equiv_regs and combine_and_move_insns.
8478 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8481 if_then_else or cond RTXes to calculate attribute value.
8482 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8483 <attr "length_immediate>: Ditto.
8484 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8485 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8486 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8487 <attr "type">: Ditto.
8488 <attr "prefix_data16">: Ditto.
8489 <attr "prefix_extra">: Ditto.
8490 <attr "length_immediate">: Ditto.
8491 <attr "prefix">: Ditto.
8492 (vec_set<mode>_0) <attr "isa">: Ditto.
8493 <attr "prefix_extra">: Ditto.
8494 <attr "length_immediate">: Ditto.
8495 <attr "prefix">: Ditto.
8496 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8497 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8498 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8499 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8500 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8501 <attr "length_immediate">: Ditto.
8502 <attr "prefix">: Ditto.
8503 (sse2_movsd) <attr "length_immediate">: Ditto.
8504 <attr "prefix">: Ditto.
8505 (vec_concatv2df) <attr "isa">: Ditto.
8506 <attr "prefix">: Ditto.
8507 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8508 (*vec_extractv2di_1) <attr "isa">: Ditto.
8509 <attr "type">: Ditto.
8510 <attr "length_immediate">: Ditto.
8511 <attr "prefix_rex">: Ditto.
8512 <attr "prefix_extra">: Ditto.
8513 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8514 <attr "prefix_extra">: Ditto.
8515 <attr "length_immediate">: Ditto.
8516 (vec_concatv2di) <attr "isa">: Ditto.
8517 <attr "prefix_extra">: Ditto.
8518 <attr "length_immediate">: Ditto.
8519 <attr "prefix">: Ditto.
8521 2016-05-26 Martin Liska <mliska@suse.cz>
8523 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8525 (operator+): Likewise.
8526 (operator-): Likewise.
8527 (comp_cost::operator+=): Likewise.
8528 (comp_cost::operator-=): Likewise.
8529 (comp_cost::operator/=): Likewise.
8530 (comp_cost::operator*=): Likewise.
8531 (operator<): Likewise.
8532 (operator==): Likewise.
8533 (operator<=): Likewise.
8535 (infinite_cost_p): Likewise.
8536 (add_costs): Likewise.
8537 (sub_costs): Likewise.
8538 (compare_costs): Likewise.
8539 (set_group_iv_cost): Use the newly introduced functions.
8540 (get_address_cost): Likewise.
8541 (get_shiftadd_cost): Likewise.
8542 (force_expr_to_var_cost): Likewise.
8543 (split_address_cost): Likewise.
8544 (ptr_difference_cost): Likewise.
8545 (difference_cost): Likewise.
8546 (get_computation_cost_at): Likewise.
8547 (determine_group_iv_cost_generic): Likewise.
8548 (determine_group_iv_cost_address): Likewise.
8549 (determine_group_iv_cost_cond): Likewise.
8550 (autoinc_possible_for_pair): Likewise.
8551 (determine_group_iv_costs): Likewise.
8552 (cheaper_cost_pair): Likewise.
8553 (iv_ca_recount_cost): Likewise.
8554 (iv_ca_set_no_cp): Likewise.
8555 (iv_ca_set_cp): Likewise.
8556 (iv_ca_cost): Likewise.
8557 (iv_ca_new): Likewise.
8558 (iv_ca_dump): Likewise.
8559 (iv_ca_narrow): Likewise.
8560 (iv_ca_prune): Likewise.
8561 (iv_ca_replace): Likewise.
8562 (try_add_cand_for): Likewise.
8563 (try_improve_iv_set): Likewise.
8564 (find_optimal_iv_set): Likewise.
8566 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
8568 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
8569 that internal functions will clobber all caller-saved registers.
8571 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8573 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8574 Return a better case_values_threshold when optimizing.
8576 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8578 * config/aarch64/aarch64-simd.md (aarch64_combinez):
8579 Add ? to integer variant.
8580 (aarch64_combinez_be): Likewise.
8582 2016-05-26 Jakub Jelinek <jakub@redhat.com>
8584 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
8585 instead of x constraint.
8586 (vcvtps2ph256<mask_name>): Likewise.
8588 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
8589 alternative. Formatting fix.
8591 * config/i386/sse.md
8592 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
8594 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
8595 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
8596 maybe_evex prefix instead of vex.
8597 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
8598 EXT_REX_SSE_REG_P (op0) case in the splitter.
8600 2016-05-25 Jeff Law <law@redhat.com>
8602 PR tree-optimization/71272
8603 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
8604 Update comments. Add test for empty path.
8606 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
8608 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
8609 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
8610 special case builtin.
8611 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8612 code for ALTIVEC_BUILTIN_VEC_CMPNE.
8613 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8614 for __builtin_vec_cmpne.
8616 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
8618 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
8619 redundant test and bail out if the type of the new operand is not
8620 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
8622 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8624 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
8625 (x_ix86_target_flags_explicit): Remove.
8626 * config/i386/i386.c (ix86_function_specific_save): Do not copy
8627 x_ix86_target_flags_explicit.
8628 (ix86_function_specific_restore): Ditto.
8630 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8631 H.J. Lu <hongjiu.lu@intel.com>
8634 * common/config/i386/i386-common.c
8635 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
8636 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
8637 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
8638 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
8639 (-mgeneral-regs-only): Add new option.
8640 * config/i386/i386.c (ix86_option_override_internal): Don't enable
8641 x87 instructions if only general registers are allowed.
8642 (ix86_target_string): Add ix86_flags argument. Handle additional
8643 flags options through ix86_flags argument. Update all callers.
8644 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
8646 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8648 PR rtl-optimization/66940
8649 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
8650 decrementing desired_val will not overflow before performing these
8653 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
8655 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
8656 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
8657 * config/i386/i386.c (enum ix86_builtins): Add
8658 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
8659 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
8660 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
8661 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
8662 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
8663 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
8664 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
8665 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
8666 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
8667 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
8668 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
8669 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
8670 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
8671 __builtin_ia32_cvtps2dq512_mask.
8672 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
8673 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
8674 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
8675 * config/i386/sse.md
8676 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
8678 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
8679 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
8681 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
8682 (avx512f_vec_pack_sfix_v8df): New define_expand.
8683 (avx512f_roundpd512): Rename to ...
8684 (avx512f_round<castmode>512): ... this. Change iterator.
8685 (avx512f_roundps512_sfix): New define_expand.
8686 (round<mode>2_sfix): Change iterator.
8688 2016-05-25 Nick Clifton <nickc@redhat.com>
8690 * config/msp430/msp430.c (msp430_attr): Produce an error if a
8691 static interrupt handler is detected.
8692 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
8693 default linker script.
8694 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8695 the low part of a symbolic pointer.
8697 2016-05-25 Richard Biener <rguenther@suse.de>
8699 PR tree-optimization/71261
8700 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
8701 interesting stmt instead of immediate uses when looking
8702 for the use operand to replace.
8704 2016-05-25 Martin Liska <mliska@suse.cz>
8706 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
8708 2016-05-25 Richard Biener <rguenther@suse.de>
8710 PR tree-optimization/71264
8711 * tree-vect-stmts.c (vect_init_vector): Properly deal with
8714 2016-05-25 Martin Liska <mliska@suse.cz>
8716 PR tree-optimization/71239
8717 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
8718 if DECL_SIZE is NULL.
8720 2016-05-25 Richard Biener <rguenther@suse.de>
8722 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
8723 * tree-if-conv.c (pass_data_if_conversion): Use it.
8725 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
8727 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
8728 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
8729 * varpool.c (varpool_node::get_availability): Likewise.
8731 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8733 * config/rs6000/altivec.md (VNEG iterator): New iterator for
8734 VNEGW/VNEGD instructions.
8735 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
8736 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
8737 support for ISA 3.0 VNEGW/VNEGD instructions.
8739 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
8741 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
8742 pointers inside OACC_DATA regions.
8743 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
8744 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
8745 (gimplify_adjust_omp_clauses): Fix typo in comment.
8747 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8749 * config/rs6000/altivec.md (VParity): New mode iterator for vector
8750 parity built-in functions.
8751 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
8753 (p9v_parity<mode>2): Likewise.
8754 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
8756 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
8757 (parity<mode>2): ISA 3.0 expander for vector parity.
8758 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
8760 (BU_P9_64BIT_MISC_0): Likewise.
8761 (BU_P9_MISC_0): Likewise.
8762 (BU_P9V_AV_1): Likewise.
8763 (BU_P9V_AV_2): Likewise.
8764 (BU_P9V_AV_3): Likewise.
8765 (BU_P9V_AV_P): Likewise.
8766 (BU_P9V_VSX_1): Likewise.
8767 (BU_P9V_OVERLOAD_1): Likewise.
8768 (BU_P9V_OVERLOAD_2): Likewise.
8769 (BU_P9V_OVERLOAD_3): Likewise.
8770 (VCTZB): Add vector count trailing zeros support.
8774 (VPRTYBD): Add vector parity support.
8775 (VPRTYBQ): Likewise.
8776 (VPRTYBW): Likewise.
8777 (VCTZ): Add overloaded vector count trailing zeros support.
8778 (VPRTYB): Add overloaded vector parity support.
8779 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8780 overloaded vector count trailing zeros and parity instructions.
8781 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
8782 vector parity support.
8783 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
8784 trailing zeros support.
8785 (vec_cntlz): Likewise.
8786 (vec_vctzb): Likewise.
8787 (vec_vctzd): Likewise.
8788 (vec_vctzh): Likewise.
8789 (vec_vctzw): Likewise.
8790 (vec_vprtyb): Add ISA 3.0 vector parity support.
8791 (vec_vprtybd): Likewise.
8792 (vec_vprtybw): Likewise.
8793 (vec_vprtybq): Likewise.
8794 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8795 the ISA 3.0 vector count trailing zeros and vector parity built-in
8798 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8800 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
8801 when there is stmt_to_insert.
8803 2016-05-24 Martin Sebor <msebor@redhat.com>
8806 * tree.h (complete_or_array_type_p): New inline function.
8808 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8810 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
8811 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
8812 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
8814 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
8815 Limit 1st alternative to noavx isa, split 2nd alternative into one
8816 noavx and one avx alternative, use *x and Bm in the former and
8817 x and m in the latter.
8819 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
8820 of sse4 for the first alternative, drop %v from the template
8821 and d operand modifier. Split second alternative into one sse4_noavx
8822 and one avx alternative, use *x instead of *v in the former and v
8823 instead of *v in the latter.
8824 (*sse4_1_extractps): Use noavx isa instead of * for the first
8825 alternative, drop %v from the template. Split second alternative into
8826 one noavx and one avx alternative, use *x instead of *v in the
8827 former and v instead of *v in the latter.
8828 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
8829 with noavx and the last one with avx.
8830 (sse4_1_phminposuw): Guard first alternative with noavx isa,
8831 split the second one into one noavx and one avx alternative,
8832 use *x and Bm in the former and x and m in the latter one.
8833 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
8836 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
8837 first two alternatives to noavx, use *x instead of *v in the second
8838 one, add avx alternative without *.
8839 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
8840 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
8841 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
8843 2016-05-24 Jeff Law <law@redhat.com>
8845 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
8846 New function, extracted from...
8847 (fsm_find_control_statement_thread_paths): Here. Use the new function.
8848 Allow simple copies and constant initializations in the SSA chain.
8850 2016-05-24 Marek Polacek <polacek@redhat.com>
8853 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
8856 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8859 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
8860 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
8861 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
8862 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
8863 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
8865 2016-05-24 Richard Biener <rguenther@suse.de>
8867 PR tree-optimization/71240
8868 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
8871 2016-05-24 Richard Biener <rguenther@suse.de>
8873 PR tree-optimization/71230
8874 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
8876 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8878 * tree-vectorizer.h (vectorizable_comparison): Delete.
8879 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
8880 PURE_SLP_STMT check.
8881 * tree-vect-stmts.c (vectorizable_call): Likewise.
8882 (vectorizable_simd_clone_call): Likewise.
8883 (vectorizable_conversion): Likewise.
8884 (vectorizable_assignment): Likewise.
8885 (vectorizable_shift): Likewise.
8886 (vectorizable_operation): Likewise.
8887 (vectorizable_load): Likewise.
8888 (vectorizable_condition): Likewise.
8889 (vectorizable_store): Likewise. Assert that we don't have
8891 (vectorizable_comparison): Make static. Remove redundant
8892 PURE_SLP_STMT check.
8893 (vect_transform_stmt): Assert that we always have an slp_node
8896 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8898 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
8899 operands[2] against 1 with comparison against CONST1_RTX.
8900 (<shift>di3_neon): Likewise.
8901 * config/arm/predicates.md (const0_operand): Replace with comparison
8904 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8906 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
8907 operands[2] against 1 with comparison against CONST1_RTX.
8908 (ashrdi3): Likewise.
8909 (lshrdi3): Likewise.
8910 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
8912 (ashrsi3): Likewise.
8913 (lshrsi3): Likewise.
8914 (rotrsi3): Likewise.
8915 (define_split above *compareqi_eq0): Likewise.
8916 (define_split above "prologue"): Likewise.
8917 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
8918 * config/arm/predicates.md (shift_operator): Likewise.
8919 (shift_nomul_operator): Likewise.
8920 (sat_shift_operator): Likewise.
8921 (thumb1_cmp_operand): Likewise.
8922 (const_neon_scalar_shift_amount_operand): Replace manual range
8923 check with IN_RANGE.
8924 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
8925 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
8927 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8929 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
8930 with HOST_WIDE_INT_1.
8932 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
8933 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
8934 (arm_canonicalize_comparison): Likewise.
8935 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
8937 (thumb1_size_rtx_costs): Likewise.
8938 (vfp_const_double_index): Replace cast of 1 to unsigned
8939 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8940 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
8942 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
8943 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8944 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
8945 HOST_WIDE_INT with HOST_WIDE_INT_1.
8947 2016-05-24 Marek Polacek <polacek@redhat.com>
8949 * tree-cfg.h (should_remove_lhs_p): New predicate.
8950 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
8951 * gimplify.c (gimplify_modify_expr): Likewise.
8952 * tree-cfg.c (verify_gimple_call): Likewise.
8953 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
8954 * gimple-fold.c: Include "tree-cfg.h".
8955 (gimple_fold_call): Use should_remove_lhs_p.
8957 2016-05-24 Richard Biener <rguenther@suse.de>
8959 PR tree-optimization/71253
8960 * cfganal.h (control_dependences): Make robust against edge
8962 (control_dependences::control_dependences): Remove edge_list argument.
8963 (control_dependences::get_edge): Remove.
8964 (control_dependences::get_edge_src): Add.
8965 (control_dependences::get_edge_dest): Likewise.
8966 (control_dependences::m_el): Make a vector of edge src/dest index.
8967 * cfganal.c (control_dependences::find_control_dependence): Adjust.
8968 (control_dependences::control_dependences): Likewise.
8969 (control_dependences::~control_dependence): Likewise.
8970 (control_dependences::get_edge): Remove.
8971 (control_dependences::get_edge_src): Add.
8972 (control_dependences::get_edge_dest): Likewise.
8973 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
8975 (perform_tree_ssa_dce): Adjust.
8976 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
8978 (pass_loop_distribution::execute): Adjust. Do loop destroying
8979 conditional on changed.
8981 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8984 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
8985 return. Reindent transformation comment and mention the ARM state
8988 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8991 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
8992 after build_and_add_sum creates new use stmt.
8994 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8996 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
8997 load_lanes/grouped_load classification comes first. Don't check
8998 whether the vectorization factor is a multiple of the group size
9001 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
9003 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
9004 GROUP_GAP for single-element interleaving.
9005 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
9008 2016-05-24 Richard Biener <rguenther@suse.de>
9012 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
9013 bases which are accessed with non-invariant indices.
9014 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
9015 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
9017 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9020 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
9021 (add_to_ops_vec): Add stmt_to_insert.
9022 (add_repeat_to_ops_vec): Init stmt_to_insert.
9023 (insert_stmt_before_use): New.
9024 (transform_add_to_multiply): Remove mult_stmt insertion and add it
9026 (get_ops): Init stmt_to_insert.
9027 (maybe_optimize_range_tests): Likewise.
9028 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
9029 (rewrite_expr_tree_parallel): Likewise.
9030 (reassociate_bb): Likewise.
9032 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9035 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
9036 ISA 3.0 xxperm fusion alternative.
9037 (altivec_vperm_v8hiv16qi): Likewise.
9038 (altivec_vperm_<mode>_uns_internal): Likewise.
9039 (vperm_v8hiv4si): Likewise.
9040 (vperm_v16qiv8hi): Likewise.
9042 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9043 Kelvin Nilsen <kelvin@gcc.gnu.org>
9045 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
9046 vpermr/xxpermr on ISA 3.0.
9047 (altivec_expand_vec_perm_le): Likewise.
9048 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
9049 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
9052 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
9054 * config/i386/i386.h (IS_STACK_MODE): Enable for
9055 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
9056 SSE_FLOAT_MODE_P macros.
9057 * config/i386/i386.c (ix86_preferred_reload_class): Use
9058 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
9059 Cleanup regclass processing for CONST_DOUBLE_P.
9060 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
9061 (ix86_rtx_costs): Remove redundant TARGET_80387 check
9062 with IS_STACK_MODE macro.
9063 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
9065 (*movdf_internal): Use IS_STACK_MODE macro.
9066 (*movsf_internal): Ditto.
9068 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
9070 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
9071 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
9073 2016-05-23 Jeff Law <law@redhat.com>
9075 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
9077 (fsm_find_control_statement_thread_paths): Call it.
9079 2016-05-23 Martin Jambor <mjambor@suse.cz>
9082 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
9083 from_global_constant if t is not NULL.
9085 2016-05-23 Marek Polacek <polacek@redhat.com>
9088 * common.opt (Wswitch-unreachable): New option.
9089 * doc/invoke.texi: Document -Wswitch-unreachable.
9090 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
9093 2016-05-23 Bin Cheng <bin.cheng@arm.com>
9095 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
9096 TMR_INDEX is non-NULL.
9098 2016-05-23 Richard Biener <rguenther@suse.de>
9100 PR tree-optimization/71230
9101 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
9102 (try_special_add_to_ops): ... here. Always test for single-use.
9104 2016-05-23 Martin Jambor <mjambor@suse.cz>
9106 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
9107 default block if a PHI node in the original one would be resized.
9109 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9111 PR tree-optimization/58135
9112 * tree-vect-slp.c: When group size is not multiple
9113 of vector size, allow splitting of store group at
9116 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
9118 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
9120 2016-05-22 Jakub Jelinek <jakub@redhat.com>
9122 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9123 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
9124 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
9127 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
9128 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
9129 v constraint instead of x and vinserti32x4 insn.
9131 * config/i386/sse.md (i128vldq): New mode iterator.
9132 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
9133 avx512dq and avx512vl alternatives.
9135 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
9136 constraint, use maybe_evex prefix instead of vex.
9137 (vec_dupv4sf): Use v constraint instead of x for output
9138 operand except for noavx alternative, use Yv constraint
9139 instead of x for input. Use maybe_evex prefix instead of vex.
9140 (*vec_dupv4si): Likewise.
9141 (*vec_dupv2di): Likewise.
9143 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9146 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
9147 (linearize_expr_tree): Call try_special_add_to_ops.
9148 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
9150 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9152 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
9153 to computed stack_usage.
9155 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9158 * config/avr/avr.md (define_expand "mov<mode>"): If the source
9159 operand is subreg (symbol_ref) then move the symbol ref to register.
9161 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
9163 * tree.c (array_at_struct_end_p): Look through MEM_REF.
9165 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9168 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
9171 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9173 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
9174 ranges by calling get_single_symbol and tidy up. Look more closely
9175 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
9177 2016-05-20 Jeff Law <law@redhat.com>
9179 * bitmap.c (bitmap_find_bit): Remove useless test.
9181 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
9183 * function.c (thread_prologue_and_epilogue_insns): Commit the
9184 insertion of the epilogue.
9186 2016-05-20 Martin Jambor <mjambor@suse.cz>
9188 PR tree-optimization/70884
9189 * tree-sra.c (initialize_constant_pool_replacements): Do not check
9190 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
9191 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
9192 of constant pool data as a reason for scalarization.
9194 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9196 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
9197 for naked functions.
9198 (thumb1_expand_prologue): Likewise.
9200 2016-05-20 Nathan Sidwell <nathan@acm.org>
9202 * config/nvptx/nptx.c (nvptx_option_override): Only set
9203 flag_toplevel_reorder, if not explicitly specified. Set
9204 flag_no_common, unless explicitly specified.
9206 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9208 * calls.c (can_implement_as_sibling_call_p): Mark param
9209 reg_parm_stack_space with ATTRIBUTE_UNUSED.
9211 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
9213 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
9214 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
9215 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
9217 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
9218 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
9221 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
9223 * config/nvptx/nvptx.md (sincossf3): New pattern.
9225 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9227 * calls.c (maybe_complain_about_tail_call): New function.
9228 (initialize_argument_information): Call
9229 maybe_complain_about_tail_call when clearing *may_tailcall.
9230 (can_implement_as_sibling_call_p): Call
9231 maybe_complain_about_tail_call when returning false.
9232 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
9233 ensure try_tail_call is set. Call maybe_complain_about_tail_call
9234 if tail-call optimization fails.
9235 * cfgexpand.c (expand_call_stmt): Initialize
9236 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
9237 * gimple-pretty-print.c (dump_gimple_call): Dump
9238 gimple_call_must_tail_p.
9239 * gimple.c (gimple_build_call_from_tree): Call
9240 gimple_call_set_must_tail with the value of
9241 CALL_EXPR_MUST_TAIL_CALL.
9242 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
9243 (gimple_call_set_must_tail): New function.
9244 (gimple_call_must_tail_p): New function.
9245 * print-tree.c (print_node): Update printing of TREE_STATIC
9246 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
9247 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
9248 trailing comment listing applicable flags.
9249 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
9251 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9253 * calls.c (expand_call): Move "Rest of purposes for tail call
9254 optimizations to fail" to...
9255 (can_implement_as_sibling_call_p): ...this new function, and
9256 split into multiple "if" statements.
9258 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9260 * cfgloop.h (expected_loop_iterations_unbounded,
9261 expected_loop_iterations): Unconstify.
9262 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
9263 profile with known upper bound; return 3 when profile is absent.
9264 (expected_loop_iterations): Update.
9266 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9268 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
9269 and get_max_loop_iterations_int.
9271 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9273 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
9274 realistic upper bounds here.
9276 2016-05-20 Jakub Jelinek <jakub@redhat.com>
9279 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
9280 calls if the LHS is variable length or has addressable type.
9281 If targets[0]->decl is a noreturn call with void return type and
9282 zero arguments, adjust fntype and remove lhs in that case.
9284 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
9286 PR tree-optimization/71079
9287 PR tree-optimization/71206
9288 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
9290 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9292 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
9293 (get_vec_alignment_for_array_decl): Likewise.
9294 (get_vec_alignment_for_record_decl): Likewise.
9295 (increase_alignment::execute): Move code to find alignment to
9296 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
9297 (type_align_map): New hash_map.
9299 2016-05-20 Richard Guenther <rguenther@suse.de>
9301 PR tree-optimization/29756
9302 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
9303 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
9304 * fold-const.c (operand_equal_p): Likewise.
9305 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
9306 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
9307 * tree-inline.c (estimate_operator_cost): Likewise.
9308 * tree-pretty-print.c (dump_generic_node): Likewise.
9309 * tree-ssa-operands.c (get_expr_operands): Likewise.
9310 * cfgexpand.c (expand_debug_expr): Likewise.
9311 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
9312 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
9313 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
9314 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
9315 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
9316 (execute_update_addresses_taken): Do it.
9318 2016-05-20 Richard Biener <rguenther@suse.de>
9320 PR tree-optimization/71185
9321 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
9322 register operations.
9324 2016-05-20 Richard Biener <rguenther@suse.de>
9326 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
9327 gimple_seq_add_seq_without_update.
9328 (release_bb_predicate): Assert we have no operands to free.
9329 (if_convertible_loop_p_1): Calculate post dominators later.
9330 Do not free BB predicates here.
9331 (combine_blocks): Do not recompute BB predicates.
9332 (version_loop_for_if_conversion): Save BB predicates around
9335 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9337 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
9338 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
9339 code. Ignore sibcalls on EDGE_IGNORE edges.
9340 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
9341 on edges for sibcalls that run without prologue. The rest of the
9342 function is combined from...
9343 (fix_fake_fallthrough_edge): ... this, and ...
9344 (try_shrink_wrapping): ... a part of this. Remove the bb_with
9345 function argument, make it a local variable.
9347 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
9349 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
9350 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
9351 for 32-bit mode and SEH for 64-bit.
9352 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
9353 TARGET_64BIT_DEFAULT.
9355 2016-05-19 Ryan Burn <contact@rnburn.com>
9357 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
9358 * gengtype.c (open_base_files): Add cilk.h to ifiles.
9360 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
9362 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
9363 force pending loads from memory.
9365 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
9367 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
9368 (UNSPEC_DARN_32): New unspec constant.
9369 (UNSPEC_DARN_RAW): New unspec constant.
9370 (darn_32): New instruction.
9371 (darn_raw): New instruction.
9372 (darn): New instruction.
9373 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
9374 support and documentation for this macro.
9375 (BU_P9_MISC_1): New macro definition.
9376 (BU_P9_64BIT_MISC_0): New macro definition.
9377 (BU_P9_MISC_0): New macro definition.
9378 (darn_32): New builtin definition.
9379 (darn_raw): New builtin definition.
9380 (darn): New builtin definition.
9381 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
9382 RS6000_BUILTIN_0 directives to surround each occurrence of
9383 #include "rs6000-builtin.def".
9384 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
9385 RS6000_BTM_64BIT flags to the returned mask, depending on
9387 (def_builtin): Correct an error in the assignments made to the
9388 debugging variable attr_string.
9389 (rs6000_expand_builtin): Add support for no-operand built-in
9391 (builtin_function_type): Remove fatal_error assertion that is no
9393 (rs6000_common_init_builtins): Add support for no-operand built-in
9395 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
9397 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
9399 (RS6000_BTM_64BIT): New macro definition.
9400 * doc/extend.texi: Document __builtin_darn (void),
9401 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
9404 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
9406 * tree-vect-loop.c (vect_analyze_loop_2): Use also
9407 max_loop_iterations_int.
9409 2016-05-19 Marek Polacek <polacek@redhat.com>
9411 PR tree-optimization/71031
9412 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
9413 condition and adjust the code a bit.
9415 2016-05-19 Martin Liska <mliska@suse.cz>
9417 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
9418 auto_vec instead of vec.
9420 2016-05-19 Martin Liska <mliska@suse.cz>
9422 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
9424 2016-05-19 Martin Liska <mliska@suse.cz>
9426 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
9428 2016-05-19 Martin Liska <mliska@suse.cz>
9430 * ipa-pure-const.c (set_function_state): Remove an existing
9432 (remove_node_data): Do not free it as it's released
9433 in set_function_state.
9435 2016-05-19 Martin Liska <mliska@suse.cz>
9437 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9440 2016-05-19 Martin Liska <mliska@suse.cz>
9442 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9444 2016-05-19 Martin Liska <mliska@suse.cz>
9446 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9447 an auto_vec instead of re-creating it.
9449 2016-05-19 Martin Liska <mliska@suse.cz>
9451 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9452 auto_vec instead of vec.
9454 2016-05-19 Martin Liska <mliska@suse.cz>
9456 * lto-section-in.c (lto_get_section_data): Call
9457 lto_check_version with additional argument.
9458 * lto-streamer.c (lto_check_version): Add new argument.
9459 * lto-streamer.h (lto_check_version): Likewise.
9461 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9463 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9464 Don't add cost of inner memory when handling sign-extended loads.
9466 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9468 PR rtl-optimization/71148
9469 * cse.c (cse_main): Free dominance info.
9470 (rest_of_handle_cse): Don't free dominance info.
9471 (rest_of_handle_cse2): Likewise.
9472 (rest_of_handle_cse_after_global_opts): Likewise.
9474 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9477 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9478 NULL_TREE early if NEON is not available. Remove now redundant check
9479 in ARM_CHECK_BUILTIN_MODE.
9481 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9484 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9485 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9486 * doc/cpp.texi: Document new macros.
9488 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9490 PR tree-optimization/69848
9491 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9492 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9494 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9496 * function.c (thread_prologue_and_epilogue_insn): Move the
9497 "goto epilogue_done" one block later.
9499 2016-05-19 Richard Biener <rguenther@suse.de>
9501 PR tree-optimization/70729
9502 * passes.def: Move LIM pass before PRE. Remove no longer
9503 required copyprop and move first DCE out of the loop pipeline.
9505 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9508 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9509 (OBJS-libcommon-target): ...here.
9510 * opts-common.c: Include spellcheck.h.
9511 (cmdline_handle_error): Build a vec of valid options and use it
9512 to suggest provide hints for misspelled arguments.
9514 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9517 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9518 lhs if it has TREE_ADDRESSABLE type.
9520 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9523 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9524 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9526 2016-05-18 Martin Jambor <mjambor@suse.cz>
9529 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
9530 input for NOP_EXPR pass-through functions.
9531 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
9532 aggregate global constant VAR_DECLs in constant jump functions.
9534 2016-05-18 Martin Jambor <mjambor@suse.cz>
9537 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
9538 from TREE_READONLY parameters.
9540 2016-05-18 Martin Jambor <mjambor@suse.cz>
9543 * cgraph.h (cgraph_indirect_call_info): New field
9544 guaranteed_unmodified.
9545 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
9546 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9548 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
9549 pass the parameter value to ipa_find_agg_cst_for_param.
9550 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
9551 guaranteed_unmodified, store AA results there instead of bailing out
9553 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
9554 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
9555 (find_constructor_constant_at_offset): New function.
9556 (ipa_find_agg_cst_from_init): Likewise.
9557 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
9558 static initializers of contants, report back through a new paameter
9559 from_global_constant if that was the case.
9560 (try_make_edge_direct_simple_call): Also pass parameter value to
9561 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9563 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
9564 (ipa_read_indirect_edge_info): Likewise.
9565 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
9566 (ipa_load_from_parm_agg): Likewise.
9568 2016-05-18 Jiong Wang <jiong.wang@arm.com>
9570 PR rtl-optimization/71150
9571 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
9574 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9577 * config/rs6000/constraints.md (wE constraint): New constraint
9578 for a vector constant that can be loaded with XXSPLTIB.
9579 (wM constraint): New constraint for a vector constant of a 1's.
9580 (wS constraint): New constraint for a vector constant that can be
9581 loaded with XXSPLTIB and a vector sign extend instruction.
9582 * config/rs6000/predicates.md (xxspltib_constant_split): New
9583 predicates for wE/wS constraints.
9584 (xxspltib_constant_nosplit): Likewise.
9585 (easy_vector_constant): Add support for constants that can be
9586 loaded via XXSPLTIB.
9587 (all_ones_constant): New predicate for vector constant with all
9589 (splat_input_operand): Add support for ISA 3.0 word splat operations.
9590 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
9591 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
9592 instruction and possibly with a sign extension.
9593 (output_vec_const_move): Add support for XXSPLTIB. If we are
9594 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
9595 instead of XXLXOR/XXLORC.
9596 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
9598 (rs6000_legitimize_reload_address): Likewise.
9599 (rs6000_output_move_128bit): Use output_vec_const_move to emit
9601 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
9602 combine VSX_M and VSX_M2 into one iterator.
9604 (VSINT_84): New iterators for loading constants with XXSPLTIB.
9605 (VSINT_842): Likewise.
9606 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
9607 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
9608 XXSPLTIB instruction.
9609 (xxspltib_<mode>_nosplit): Likewise.
9610 (xxspltib_<mode>_split): New insn to load up constants with
9611 XXSPLTIB and a sign extend instruction.
9612 (vsx_mov<mode>): Replace single move that handled all vector types
9613 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
9614 moves (when -mvsx-timode is in effect) into the main vector
9615 moves. Eliminate separate moves for <VSr> <VSa>, where the
9616 preferred register class (<VSr>) is listed first, and the
9617 secondary register class (<VSa>) is listed second with a '?' to
9618 discourage use. Prefer loading 0/-1 in any VSX register for ISA
9619 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
9620 that if the register was involved in a slow operation, the
9621 clear/set operation does not wait for the slow operation to
9622 finish. Adjust the length attributes for 32-bit mode. Use
9623 rs6000_output_move_128bit and drop the use of the string
9624 instructions for 32-bit movti when -mvsx-timode is in effect. Use
9625 spacing so that the alternatives and attributes don't generate
9626 long lines, and put things in columns, so that it is easier to
9627 match up the operands and attributes with the insn alternatives.
9628 (vsx_mov<mode>_64bit): Likewise.
9629 (vsx_mov<mode>_32bit): Likewise.
9630 (vsx_movti_64bit): Fold movti into normal vector moves.
9631 (vsx_movti_32bit): Likewise.
9632 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
9634 (vsx_splat_v4si_internal): Likewise.
9635 (vsx_splat_v4sf_internal): Likewise.
9636 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
9637 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
9638 extend vector elements.
9639 (vsx_sign_extend_hi_<mode>): Likewise.
9640 (vsx_sign_extend_si_v2di): Likewise.
9641 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
9643 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
9644 constraints. Add trailing period to wL documentation.
9646 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
9649 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
9650 * tree-dfa.c (replace_abnormal_ssa_names): New function.
9651 * tree-call-cdce.c: Include tree-dfa.h.
9652 (can_guard_call_p): New function, extracted from...
9653 (can_use_internal_fn): ...here.
9654 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
9656 (shrink_wrap_one_built_in_call): Likewise.
9657 (use_internal_fn): Likewise.
9658 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
9659 and return void. Call replace_abnormal_ssa_names.
9660 (pass_call_cdce::execute): Check can_guard_call_p during the
9661 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
9662 will always change something.
9664 2016-05-18 Martin Jambor <mjambor@suse.cz>
9667 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
9668 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
9670 2016-05-18 Martin Jambor <mjambor@suse.cz>
9673 * ipa-inline.h (condition): New field size.
9674 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
9675 for comaprison and store it into the new condition.
9676 (evaluate_conditions_for_known_args): Use condition size to check
9677 access sizes for all but CHANGED conditions.
9678 (unmodified_parm_1): New parameter size_p, store access size into it.
9679 (unmodified_parm): Likewise.
9680 (unmodified_parm_or_parm_agg_item): Likewise.
9681 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
9682 (set_cond_stmt_execution_predicate): Extract access sizes and store
9684 (set_switch_stmt_execution_predicate): Likewise.
9685 (will_be_nonconstant_expr_predicate): Likewise.
9686 (will_be_nonconstant_predicate): Likewise.
9687 (inline_read_section): Stream condition size.
9688 (inline_write_summary): Likewise.
9690 2016-05-18 Richard Biener <rguenther@suse.de>
9692 * tree-ssa-loop-im.c (determine_max_movement): Properly add
9693 condition cost to PHI cost instead of total_cost.
9695 2016-05-18 Martin Liska <mliska@suse.cz>
9698 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
9701 2016-05-18 Richard Biener <rguenther@suse.de>
9703 * lto-streamer.h (LTO_major_version): Bump to 6.
9705 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9707 * function.c (make_split_prologue_seq, make_prologue_seq,
9708 make_epilogue_seq): New functions, factored out from...
9709 (thread_prologue_and_epilogue_insns): Here.
9711 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9713 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
9714 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
9715 of before. Add a comment.
9717 2016-05-18 Bin Cheng <bin.cheng@arm.com>
9719 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
9720 expression pointer, not pointer to the pointer.
9722 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9724 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
9725 (avx2_pbroadcast<mode>): Add another alternative with v instead
9726 of x constraints in it, using <pbroadcast_evex_isa> isa.
9727 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
9729 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
9730 constraint x instead of v in second alternative, add avx512bw
9733 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
9734 constraint x instead of v in second alternative, add avx512bw
9737 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
9738 constraint x instead of v in second alternative, add avx512bw
9741 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
9742 avx512bw alternative.
9744 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9746 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
9748 (define_insn "*andnottf3"): Ditto.
9749 (define_insn "*<code><mode>3"/any_logic): Ditto.
9750 (define_insn "*<code>tf3"/any_logic): Ditto.
9751 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
9752 operand to block AVX-512VL insn variant emit when it is not enabled.
9754 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9756 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
9757 constraint fot SF mode.
9759 2016-05-18 Petr Murzin <petr.murzin@intel.com>
9760 Kirill Yukhin <kirill.yukhin@intel.com>
9762 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
9764 (define_insn "rsqrt14<mode>"): Ditto.
9765 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
9766 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
9767 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
9768 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
9769 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
9771 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
9772 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
9773 * config/i386/i386.c (ix86_print_operand): Expand check for size
9774 override codes for Intel syntax.
9776 2016-05-18 Richard Biener <rguenther@suse.de>
9778 PR tree-optimization/71168
9779 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
9780 initialization earlier.
9782 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
9784 * config/aarch64/aarch64-simd.md
9785 (aarch64_reduc_plus_internal<mode>): Rename to...
9786 (reduc_plus_scal): ...This, and remove previous implementation.
9788 2016-05-18 Richard Biener <rguenther@suse.de>
9790 * passes.def: Put late dse and cd_dce in canonical order.
9792 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
9794 * ipa-inline-transform.c (preserve_function_body_p): Look for
9795 first non-thunk clone.
9796 (save_function_body): Save into first non-thunk.
9797 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
9799 (lto_output_node): Inline thunks don't need body in every
9801 * lto-streamer-in.c: Do not fixup thunk clones.
9802 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
9804 * tree-inline.c (copy_bb): Be prepared for target node to be new after
9807 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9810 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
9811 (reassociate_bb): Call transform_add_to_multiply.
9813 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9815 * config/aarch64/aarch64.c (all_extensions): Removed unused
9818 2016-05-17 Nathan Sidwell <nathan@acm.org>
9820 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
9821 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
9823 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
9825 PR tree-optimization/54579
9827 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
9829 2016-05-17 Marek Polacek <polacek@redhat.com>
9832 * tree-inline.c (expand_call_inline): Call
9833 maybe_remove_unused_call_args.
9835 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
9837 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
9838 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
9839 * doc/md.texi (fmin@var{m}3): Likewise.
9841 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9843 * match.pd (X & C): New transformation.
9845 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9847 * match.pd (~X & Y): New transformation.
9849 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9851 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
9852 information for new SSA_NAME.
9853 (simplify_conversion_using_ranges): Get range through get_range_info
9854 instead of get_value_range.
9856 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9858 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
9859 Remove inline assembly.
9860 (vmvn_s16): Likewise.
9861 (vmvn_s32): Likewise.
9862 (vmvn_u8): Likewise.
9863 (vmvn_u16): Likewise.
9864 (vmvn_u32): Likewise.
9865 (vmvnq_s8): Likewise.
9866 (vmvnq_s16): Likewise.
9867 (vmvnq_s32): Likewise.
9868 (vmvnq_u8): Likewise.
9869 (vmvnq_u16): Likewise.
9870 (vmvnq_u32): Likewise.
9871 (vmvn_p8): Likewise.
9872 (vmvnq_p16): Likewise.
9874 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9876 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
9878 (vmul_n_s16): Likewise.
9879 (vmul_n_s32): Likewise.
9880 (vmul_n_u16): Likewise.
9881 (vmul_n_u32): Likewise.
9882 (vmulq_n_f32): Likewise.
9883 (vmulq_n_f64): Likewise.
9884 (vmulq_n_s16): Likewise.
9885 (vmulq_n_s32): Likewise.
9886 (vmulq_n_u16): Likewise.
9887 (vmulq_n_u32): Likewise.
9889 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9891 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
9892 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
9894 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9896 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
9897 to *aarch64_fma4_elt_from_dup<mode>.
9898 (*aarch64_fnma4_elt_to_128df): Rename to
9899 *aarch64_fnma4_elt_from_dup<mode>.
9900 * config/aarch64/arm_neon.h (vfma_n_f64): New.
9901 (vfms_n_f32): Likewise.
9902 (vfms_n_f64): Likewise.
9903 (vfmsq_n_f32): Likewise.
9904 (vfmsq_n_f64): Likewise.
9906 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
9908 * wide-int.h: Change fixed_wide_int_storage from class to struct.
9910 2016-05-17 Richard Biener <rguenther@suse.de>
9912 PR tree-optimization/71132
9913 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
9914 Only add control dependences for blocks in the loop.
9915 (build_rdg): Adjust.
9916 (generate_code_for_partition): Return whether loop should
9917 be destroyed and delay that.
9918 (distribute_loop): Likewise.
9919 (pass_loop_distribution::execute): Record loops to be destroyed
9920 and perform delayed destroying of loops.
9922 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9925 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
9927 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9929 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
9931 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
9934 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
9935 insertion point for instructions generated by validize_mem.
9937 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9939 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
9942 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9944 * config/aarch64/aarch64.c
9945 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
9946 rather than a macro.
9948 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9950 * doc/invoke.texi (AArch64 Options): Various updates.
9952 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9954 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
9955 into instrumentation thunks.
9956 * cif-code.def (CIF_CHKP): New.
9958 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
9960 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
9962 2016-05-16 Martin Jambor <mjambor@suse.cz>
9964 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
9965 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
9967 2016-05-16 Marek Polacek <polacek@redhat.com>
9969 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
9972 2016-05-16 Martin Jambor <mjambor@suse.cz>
9975 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
9976 the outlined kernel function.
9978 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
9980 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
9981 (ISA_HAS_DLSA): Ditto.
9983 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9985 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
9987 2016-05-16 Nathan Sidwell <nathan@acm.org>
9989 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
9990 (nvptx_name_replacement): Restore. Add comment.
9991 (write_fn_proto, write_fn_proto_from_insn,
9992 nvptx_output_call_insn): Restore
9993 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
9995 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9997 * config/aarch64/aarch64.md
9998 (add<mode>3_compareC_cconly_imm): Remove use of %w.
9999 (add<mode>3_compareC_imm): Likewise.
10000 (<optab>si3_uxtw): Split into register and immediate variants.
10001 (andsi3_compare0_uxtw): Likewise.
10002 (and<mode>3_compare0): Likewise.
10003 (and<mode>3nr_compare0): Likewise.
10004 (stack_protect_test_<mode>): Don't use %x for memory operands.
10006 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
10008 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
10010 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10012 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
10013 Split integer shifts into shift_reg and bfm.
10014 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
10015 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
10016 (ror<mode>3_insn): Likewise.
10017 (<optab>si3_insn_uxtw): Likewise.
10018 (<optab><mode>3_insn): Change to rotate_imm.
10019 (extr<mode>5_insn_alt): Likewise.
10020 (extrsi5_insn_uxtw): Likewise.
10021 (extrsi5_insn_uxtw_alt): Likewise.
10023 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10025 * doc/tm.texi: Regenerate.
10026 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
10027 (TARGET_INVALID_RETURN_TYPE): Remove.
10028 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
10029 TARGET_INVALID_RETURN_TYPE.
10030 * target.def (invalid_parameter_type): Remove.
10031 (invalid_return_type): Remove.
10033 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10035 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
10036 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
10038 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
10040 (preserve_function_body_p): No need to preserve function body
10041 * cif-codes.def (CIF_THUNK): Remove.
10042 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
10044 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10046 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
10048 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10050 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
10053 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10055 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
10056 (inline_small_functions): Do not look for function symbol when
10059 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10061 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
10064 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10065 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10066 Jiong Wang <jiong.wang@arm.com>
10068 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
10069 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
10070 Define __ARM_FP16_ARGS when appropriate.
10071 * config/arm/arm.c (arm_invalid_parameter_type): Remove
10073 (arm_invalid_return_type): Likewise.
10074 (TARGET_INVALID_PARAMETER_TYPE): Remove.
10075 (TARGET_INVALID_RETURN_TYPE): Remove.
10076 (aapcs_vfp_sub_candidate): Allow HFmode.
10077 (aapcs_vfp_allocate): Add comment. Support HFmode.
10078 (aapcs_vfp_allocate_return_reg): Likewise.
10079 (struct aapcs_cp_arg_layout): Slightly reword comments for
10080 is_return_candidate and allocate_return_reg.
10081 (output_mov_vfp): Update assert.
10082 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
10084 (arm_invalid_parameter_type): Remove.
10085 (amr_invalid_return_type): Remove.
10086 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
10087 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
10088 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
10090 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10092 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
10093 * config/aarch64/arch64-protos.h
10094 (aarch64_legitimize_reload_address): Remove.
10095 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
10098 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
10100 * configure.ac: Add ACX_NONCANONICAL_HOST.
10101 * configure: Regenerate.
10102 * Makefile.in: Set host_noncanonical.
10104 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
10107 * config/i386/i386.md (*movtf_internal): Before register allocation,
10108 do not allow FP constants for CM_MEDIUM memory model, allow only
10109 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
10110 (*movxf_internal): Ditto.
10111 (*movdf_internal): Ditto.
10112 (*movsf_internal): Ditto.
10114 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
10116 PR rtl-optimization/67483
10117 * combine.c (make_compound_operation): Don't call extract_left_shift
10118 with negative shift amounts.
10120 2016-05-13 Jakub Jelinek <jakub@redhat.com>
10123 * fold-const.c (fold_checksum_tree): Allow modification
10124 of TYPE_ALIAS_SET during folding.
10126 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
10127 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
10128 (ix86_split_to_parts): Likewise. Fix up formatting.
10130 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
10132 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
10133 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
10136 2016-05-13 Nathan Sidwell <nathan@acm.org>
10138 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
10139 (nvptx_name_replacement): Delete.
10140 (write_fn_proto, write_fn_proto_from_insn,
10141 nvptx_output_call_insn): Remove nvptx_name_replacement call.
10142 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
10143 * langhooks.c (add_builtin_funcction_common): Call
10144 targetm.mangle_decl_assembler_name.
10146 * config/nvptx/nvptx.c (write_fn_proto): Handle
10147 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
10149 2016-05-13 Martin Liska <mliska@suse.cz>
10151 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
10152 and PRIu64 in printf format.
10154 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10156 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
10159 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10161 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10162 Change --param max-completely-peeled-times to
10163 --param max-completely-peel-times in dump file printing.
10165 2016-05-13 Richard Biener <rguenther@suse.de>
10167 PR tree-optimization/42587
10168 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
10169 (find_bswap_or_nop_1): Likewise.
10170 (bswap_replace): Likewise.
10172 2016-05-13 Martin Liska <mliska@suse.cz>
10174 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
10175 Initialize a variable with default value.
10177 2016-05-13 Martin Liska <mliska@suse.cz>
10179 * doc/invoke.texi: Enhance explanation of error recovery
10182 2016-05-13 Martin Liska <mliska@suse.cz>
10184 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
10185 (struct cost_pair): Change inv_expr_id (int) to inv_expr
10186 (iv_inv_expr_ent *).
10187 (struct iv_inv_expr_ent): Comment struct fields.
10188 (sort_iv_inv_expr_ent): New function.
10189 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
10190 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
10191 a hash_map between iv_inv_expr_ent and number of usages.
10192 (niter_for_exit): Fix coding style.
10193 (tree_ssa_iv_optimize_init): Use renamed variable.
10194 (determine_base_object): Fix coding style.
10195 (alloc_iv): Likewise.
10196 (find_interesting_uses_outside): Likewise.
10197 (add_candidate_1): Likewise.
10198 (add_standard_iv_candidates): Likewise.
10199 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
10200 (prepare_decl_rtl): Fix coding style.
10201 (get_address_cost): Likewise.
10202 (get_shiftadd_cost): Likewise.
10203 (force_expr_to_var_cost): Likewise.
10204 (compare_aff_trees): Likewise.
10205 (get_expr_id): Restructure the function.
10206 (get_loop_invariant_expr_id): Renamed to
10207 get_loop_invariant_expr.
10208 (get_computation_cost_at): Replace usage of inv_expr_id with
10210 (get_computation_cost): Likewise.
10211 (determine_group_iv_cost_generic): Likewise.
10212 (determine_group_iv_cost_address): Likewise.
10213 (iv_period): Fix coding style.
10214 (iv_elimination_compare_lt): Likewise.
10215 (may_eliminate_iv): Likewise.
10216 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
10218 (determine_group_iv_costs): Dump invariant expressions.
10219 (iv_ca_recount_cost): Use the newly added hash_map.
10220 (iv_ca_set_remove_invariants): Fix coding style.
10221 (iv_ca_set_add_invariants): Fix coding style.
10222 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
10224 (iv_ca_set_cp): Likewise.
10225 (iv_ca_new): Initialize the newly added hash_map and remove
10226 initialization of fields.
10227 (iv_ca_free): Delete the hash_map.
10228 (iv_ca_dump): Dump invariant expressions.
10229 (iv_ca_extend): Fix coding style.
10230 (try_add_cand_for): Likewise.
10231 (create_new_ivs): Dump information about # of avg iterations and
10232 # of used invariant expressions.
10233 (rewrite_use_compare): Fix coding style.
10234 (free_loop_data): Set default value for max_inv_expr_id.
10236 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
10238 * cse.c (rest_of_handle_cse): Use cleanup_cfg
10239 returned value cse_cfg_altered computation.
10240 (rest_of_handle_cse2): Likewise.
10241 (rest_of_handle_cse_after_global_opts): Likewise.
10243 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10246 * config/arm/arm.c (arm32_output_mi_thunk): New.
10247 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
10248 to split Thumb1 vs TARGET_32BIT functionality.
10249 (arm_thumb1_mi_thunk): New.
10251 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10253 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
10256 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10259 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
10261 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
10263 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
10264 (expand_builtin_trap): Emit a regular call.
10265 (set_builtin_user_assembler_name): Remove obsolete cases.
10266 * dse.c (scan_insn): Adjust.
10267 * except.c: Include calls.h.
10268 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
10269 emit a regular call to setjmp.
10270 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
10271 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
10272 (emit_block_move_via_libcall): Delete.
10273 (block_move_fn): Delete.
10274 (init_block_move_fn): Likewise.
10275 (emit_block_move_libcall_fn): Likewise.
10276 (emit_block_op_via_libcall): New function.
10277 (set_storage_via_libcall): Tidy up and use memset builtin.
10278 (block_clear_fn): Delete.
10279 (init_block_clear_fn): Likewise.
10280 (clear_storage_libcall_fn): Likewise.
10281 (expand_assignment): Call emit_block_move_via_libcall.
10282 Do not include gt-expr.h.
10283 * expr.h (emit_block_op_via_libcall): Declare.
10284 (emit_block_copy_via_libcall): New inline function.
10285 (emit_block_move_via_libcall): Likewise.
10286 (emit_block_comp_via_libcall): Likewise.
10287 (block_clear_fn): Delete.
10288 (init_block_move_fn): Likewise.
10289 (init_block_clear_fn): Likewise.
10290 (emit_block_move_via_libcall): Likewise.
10291 (set_storage_via_libcall): Add default parameter value.
10292 * libfuncs.h (enum libfunc_index): Remove obsolete values.
10293 (abort_libfunc): Delete.
10294 (memcpy_libfunc): Likewise.
10295 (memmove_libfunc): Likewise.
10296 (memcmp_libfunc): Likewise.
10297 (memset_libfunc): Likewise.
10298 (setbits_libfunc): Likewise.
10299 (setjmp_libfunc): Likewise.
10300 (longjmp_libfunc): Likewise.
10301 (profile_function_entry_libfunc): Likewise.
10302 (profile_function_exit_libfunc): Likewise.
10303 (gcov_flush_libfunc): Likewise.
10304 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
10305 and DECL_VISIBILITY on the declaration.
10306 (init_optabs): Do not initialize obsolete libfuncs.
10307 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
10308 * tree-core.h (ECF_RET1): Define.
10309 (ECF_TM_PURE): Adjust.
10310 (ECF_TM_BUILTIN): Likewise.
10311 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
10312 (build_common_builtin_nodes): Initialize abort builtin.
10313 Add ECF_RET1 on memcpy, memmove and memset builtins.
10314 Pass final flags for alloca and alloca_with_align builtins.
10315 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
10317 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
10318 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
10319 set_storage_via_libcall and call emit_block_copy_via_libcall.
10321 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
10323 * config/i386/i386.md (*call_got_x32): Change operand 0 to
10324 DImode before it is passed to ix86_output_call_operand.
10325 (*call_value_got_x32): Ditto for operand 1.
10327 2016-05-12 Jiong Wang <jiong.wang@arm.com>
10329 PR rtl-optimization/70904
10330 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
10331 reload for wide mode.
10333 2016-05-12 Marek Polacek <polacek@redhat.com>
10336 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
10337 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
10338 * langhooks.h (incomplete_type_error): Likewise.
10339 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
10340 parameter, pass it down to incomplete_type_error.
10341 * tree.h (size_in_bytes): New inline overload.
10342 (size_in_bytes_loc): Renamed from size_in_bytes.
10344 2016-05-12 Richard Biener <rguenther@suse.de>
10346 PR tree-optimization/71059
10347 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
10348 nary before looking up or entering the expression into the VN
10350 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
10351 Make sure to re-use NARYs without result as inserted by
10354 2016-05-12 Richard Biener <rguenther@suse.de>
10356 PR tree-optimization/71062
10357 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10359 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10360 vars_contains_restrict if the var is a restrict tag.
10361 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
10362 do not disambiguate pointers against it.
10363 (dump_points_to_solution): Re-structure and adjust for new
10364 vars_contains_restrict flag.
10365 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
10367 2016-05-12 Martin Liska <mliska@suse.cz>
10369 * doc/invoke.texi: Explain connection between
10370 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
10372 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
10374 PR tree-optimization/71006
10375 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
10376 consider COND_EXPR as a mask producer.
10378 2016-05-12 Marek Polacek <polacek@redhat.com>
10381 * opts.c (common_handle_option): Detect missing argument for --help^.
10383 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10386 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
10387 when popping the PC and within an interrupt handler routine.
10388 Add missing tab to output of "ldmfd".
10389 (output_return_instruction): Output LDMFD with SP update rather
10390 than POP when returning from interrupt handler.
10392 2016-05-12 Jakub Jelinek <jakub@redhat.com>
10394 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
10395 TARGET_64BIT && TARGET_AVX512DQ.
10396 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
10397 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
10398 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
10399 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
10400 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
10401 (*vec_extractv4si_zext): Add avx512dq alternative.
10402 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
10403 use v instead of x constraint in other alternatives where possible.
10405 * config/i386/sse.md (sse2_loadld): Use v instead of x
10406 constraint in alternatives 0,1,4.
10408 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
10409 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
10410 v constraints instead of x and <pinsr_evex_isa> isa attribute.
10413 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
10414 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
10415 is not emitted unless TARGET_AVX512BW.
10416 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
10417 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
10418 for the result operand.
10420 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
10421 constraint instead of x in avx alternatives. Use maybe_evex instead
10424 * config/i386/constraints.md (Yv): New constraint.
10425 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
10426 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
10427 * config/i386/i386.md (avx512fvecmode): New mode attr.
10428 (*pushtf): Use v constraint instead of x.
10429 (*movtf_internal): Likewise. For TARGET_AVX512VL and
10430 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10431 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10432 (*absnegtf2_sse): Likewise.
10433 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10434 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10435 avx512f alternatives.
10436 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10438 2016-05-12 Richard Biener <rguenther@suse.de>
10440 PR tree-optimization/71060
10441 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10442 require exact match of DR_BASE_OBJECT but only matching address and
10445 2016-05-12 Richard Biener <rguenther@suse.de>
10447 PR tree-optimization/70986
10448 * cfganal.c: Include cfgloop.h.
10449 (dfs_find_deadend): Prefer to take edges exiting loops.
10451 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10453 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10454 compile and run time.
10456 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10459 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10461 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10463 * config/i386/i386.c (legitimize_pic_address): Use
10464 copy_to_suggested_reg instead of gen_movsi.
10466 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10468 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10469 the code into quad_address_p and call it to share code with
10470 vsx_quad_dform_memory_operand.
10471 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10473 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10474 bit instead of being a separate word. Split -mpower9-dform into
10475 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10476 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10477 for the register class supporting 128-bit quad word memory offsets.
10478 (mode_supports_vsx_dform_quad): Helper function to return if the
10479 register class uses quad word memory offsets.
10480 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10481 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10482 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10483 instructions are enabled, set up the appropriate addr_masks for
10485 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10486 -mpower9-dform-scalar, instead of -mpower9-dform.
10487 (rs6000_option_override_internal): Split -mpower9-dform into two
10488 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10489 -mpower9-dform switch sets or clears both. If we are not using
10490 the LRA register allocator, do not enable -mpower9-dform-vector by
10491 default. If we are using LRA, enable -mpower9-dform-vector and
10492 -mvsx-timode if it is appropriate. Issue a warning if either
10493 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10495 (quad_address_offset_p): New helper function to return if the
10496 offset is legal for quad word memory instructions.
10497 (quad_address_p): New function to determin if GPR or vector
10498 register quad word memory addresses are legal.
10499 (mem_operand_gpr): Validate quad word address offsets.
10500 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10501 d-form (register + offset) instructions.
10502 (offsettable_ok_by_alignment): Likewise.
10503 (rs6000_legitimate_offset_address_p): Likewise.
10504 (legitimate_lo_sum_address_p): Likewise.
10505 (rs6000_legitimize_address): Likewise.
10506 (rs6000_legitimize_reload_address): Add more debug statements for
10508 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10509 d-form instructions.
10510 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10511 d-form instructions. Distinguish different cases in debug
10512 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10513 d-form instructions.
10514 (rs6000_preferred_reload_class): Likewise.
10515 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10516 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10517 of the ISA 2.06 indexed memory instructions.
10518 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10519 use them to save/restore the saved vector registers instead of
10520 using Altivec instructions.
10521 (rs6000_emit_epilogue): Likewise.
10522 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10523 (rs6000_opt_masks): Split -mpower9-dform into
10524 -mpower9-dform-scalar and -mpower9-dform-vector.
10525 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
10527 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
10528 ISA 3.0 vector indexed memory instructions, and fold the code into
10529 the normal mov<mode> patterns.
10530 (p9_vecstore_<mode>): Likewise.
10531 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
10533 (vsx_movti_64bit): Likewise.
10534 (vsx_movti_32bit): Likewise.
10535 * config/rs6000/constraints.md (wO constraint): New constraint for
10536 ISA 3.0 vector d-form support.
10537 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
10538 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
10539 include -mpower9-dform-vector until we switch over to LRA.
10540 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
10541 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10542 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
10543 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10544 for -mpower9-dform and -mlra.
10545 * doc/md.texi (wO constraint): Document wO constraint.
10547 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
10549 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
10550 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
10551 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
10552 Move handling of non-insn arguments inline into the sole user:
10553 (output_trans_func): ...here.
10554 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
10555 in emitted function prototype.
10556 (output_internal_insn_latency_func): Ditto. Simplify.
10557 (output_internal_maximal_insn_latency_func): Ditto. Delete
10558 always-unused argument.
10559 (output_insn_latency_func): Ditto.
10560 (output_maximal_insn_latency_func): Ditto.
10562 2016-05-11 Richard Biener <rguenther@suse.de>
10564 PR tree-optimization/71055
10565 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
10566 sth with precision not equal to access size verify we don't chop
10569 2016-05-11 Richard Biener <rguenther@suse.de>
10572 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
10573 (dwarf2out_finish): Move retry_incomplete_types call ...
10574 (dwarf2out_early_finish): ... here.
10576 2016-05-11 Richard Biener <rguenther@suse.de>
10578 PR middle-end/71002
10579 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
10580 if the langhook insists on it.
10581 * fold-const.c (make_bit_field_ref): Add arg for the original
10582 reference and preserve its alias-set.
10583 (decode_field_reference): Take exp by reference and adjust it
10584 to the original memory reference.
10585 (optimize_bit_field_compare): Adjust callers.
10586 (fold_truth_andor_1): Likewise.
10587 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
10589 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
10591 PR middle-end/70807
10592 * cfgrtl.h (delete_insn_and_edges): Now return bool.
10593 * cfgrtl.c (delete_insn_and_edges): Likewise.
10594 * config/i386/i386.c (convert_scalars_to_vector): Remove
10596 * cse.c (cse_insn): Compute cse_cfg_altered.
10597 (delete_trivially_dead_insns): Likewise.
10598 (cse_cc_succs): Likewise.
10599 (rest_of_handle_cse): Free dominance info if required.
10600 (rest_of_handle_cse2): Likewise.
10601 (rest_of_handle_cse_after_global_opts): Likewise.
10603 2016-05-11 Alan Modra <amodra@gmail.com>
10605 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
10606 abi_v4_pass_in_fpr): New functions.
10607 (rs6000_function_arg_boundary): Exclude complex IBM long double
10608 from 64-bit alignment when ABI_V4.
10609 (rs6000_function_arg, rs6000_function_arg_advance_1,
10610 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
10612 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
10614 PR rtl-optimization/71028
10615 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
10616 jump with just a return in the fallthrough block if the branch
10617 block contains just a return as well.
10619 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
10621 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
10622 * match.pd ((X & Y) ^ Y): ... this.
10623 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
10624 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
10626 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10628 * read-md.c (require_char_ws): New function.
10629 (read_string): Simplify using require_char_ws.
10630 (handle_constants): Likewise.
10631 (handle_enum): Likewise.
10632 (handle_file): Likewise.
10633 * read-md.h (require_char_ws): New declaration.
10634 * read-rtl.c (read_conditions): Simplify using require_char_ws.
10635 (read_mapping): Likewise.
10636 (read_rtx_code): Likewise.
10637 (read_nested_rtx): Likewise.
10639 2016-05-10 James Norris <jnorris@codesourcery.com>
10641 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
10642 if offloading is enabled and -fopenacc or -fopenmp is specified.
10643 (CRTOFFLOADEND): Likewise.
10644 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
10645 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
10647 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
10649 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
10650 gotoff_operand code paths. Use copy_to_suggested_regs and
10651 expand_simple_binop where appropriate. Cleanup.
10653 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10656 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
10658 (dimode_scalar_chain::vector_const_cost): New.
10659 (dimode_scalar_chain::compute_convert_gain): Handle constants.
10660 (dimode_scalar_chain::convert_op): Likewise.
10661 (dimode_scalar_chain::convert_insn): Likewise.
10663 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10665 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
10666 unary operation, not a binary one.
10668 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10670 PR middle-end/70877
10671 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
10672 calls with type casted fndecl.
10674 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10676 PR tree-optimization/70786
10677 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
10678 * calls.c (initialize_argument_information): Bind bounds
10679 with corresponding args passed by reference.
10681 2016-05-10 Jakub Jelinek <jakub@redhat.com>
10684 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
10685 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
10686 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
10689 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10692 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
10693 code for a zero scale factor.
10694 (vsx_xvcvdpuxds_scale): Likewise.
10696 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10698 * diagnostic-show-locus.c (layout::layout): Call show_ruler
10699 if show_ruler_p was set on the context.
10700 (layout::show_ruler): New method.
10701 * diagnostic.h (struct diagnostic_context): Add field
10704 2016-05-10 Richard Biener <rguenther@suse.de>
10706 PR tree-optimization/71039
10707 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
10708 (chk_uses): New function.
10709 (propagate_with_phi): Verify we can safely replicate the lhs of an
10710 aggregate assignment on all incoming edges.
10712 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
10714 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
10716 (rx_atomic_sequence): New class.
10717 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
10718 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
10720 (rx_atomic_sequence::rx_atomic_sequence,
10721 rx_atomic_sequence::~rx_atomic_sequence): New functions.
10722 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
10723 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
10724 CTRLREG_INTB): New constants.
10725 (FETCHOP): New code iterator.
10726 (fethcop_name, fetchop_name2): New iterator code attributes.
10727 (QIHI): New mode iterator.
10728 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
10729 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
10730 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
10732 2016-05-10 Martin Liska <mliska@suse.cz>
10734 * tree-inline.c (remap_dependence_clique): Do not remap
10735 debugging statements.
10737 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10739 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
10740 ("*fixuns_truncdfdi2_z13")
10741 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
10742 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
10743 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
10745 2016-05-10 Richard Biener <rguenther@suse.de>
10747 PR tree-optimization/70497
10748 PR tree-optimization/28367
10749 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
10751 (visit_reference_op_load): ... here.
10752 (vn_reference_lookup_3): Use it to handle subreg-like accesses
10753 with simplified BIT_FIELD_REFs.
10754 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
10755 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
10758 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10760 * dwarf2out.c (add_abstract_origin_attribute): Adjust
10761 documentation comment. For BLOCK nodes, add a
10762 DW_AT_abstract_origin attribute that points to the DIE generated
10763 for the origin BLOCK.
10764 (gen_lexical_block_die): Call add_abstract_origin_attribute for
10765 blocks from inlined functions.
10767 2016-05-10 Alan Modra <amodra@gmail.com>
10770 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
10771 regrename modifying insns saving lr before __morestack call.
10772 * config/rs6000/rs6000.md (split_stack_return): Similarly for
10773 insns restoring lr after __morestack call.
10775 2016-05-09 Jakub Jelinek <jakub@redhat.com>
10777 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
10778 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
10780 * config/i386/sse.md (vec_interleave_high<mode>,
10781 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
10782 <avx512>_vpermt2var<mode>3_maskz): Likewise.
10784 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10786 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
10787 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
10788 parallel reassociation for power8 and forward.
10790 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
10792 * config/i386/i386.md (absneg splitters with general regs): Use
10793 general_reg_operand predicate.
10794 (btsq peephole2): Use x86_64_immediate_operand to check if new
10795 value is suitable for immediate operand. Generate emitted insn
10796 using RTL expressions.
10797 (btcq peephole2): Ditto.
10798 (btrq peephole2): Ditto. Generate correct immediate operand
10801 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10803 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
10806 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10808 * tree-affine.c (wide_int_constant_multiple_p): Add missing
10809 pointer dereference.
10811 2016-05-09 Richard Biener <rguenther@suse.de>
10813 PR tree-optimization/70985
10814 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
10815 op0 isn't a gimple register.
10817 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
10819 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
10820 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
10821 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
10822 (i6400_fpu_mult): New cpu units.
10823 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
10824 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
10825 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
10826 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
10827 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
10828 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
10829 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
10830 (i6400_msa_long_float4, i6400_msa_long_float5)
10831 (i6400_msa_long_float8, i6400_msa_fdiv_df)
10832 (i6400_msa_fdiv_sf): New reservations.
10833 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
10834 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
10835 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
10836 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
10837 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
10838 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
10839 (msa_short_cmp, msa_short_float2, msa_short_logic3)
10840 (msa_short_store4, msa_long_load, msa_short_store)
10841 (msa_long_logic, msa_long_float2, msa_long_float4)
10842 (msa_long_float5, msa_long_float8, msa_long_mult)
10843 (msa_long_fdiv, msa_long_div): New reservations.
10845 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
10846 Sameera Deshpande <sameera.deshpande@imgtec.com>
10847 Matthew Fortune <matthew.fortune@imgtec.com>
10848 Graham Stott <graham.stott@imgtec.com>
10849 Chao-ying Fu <chao-ying.fu@imgtec.com>
10851 * config.gcc: Add MSA header file for mips*-*-* target.
10852 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
10853 (Ubv8i, Urv8): New constraints.
10854 * config/mips/mips-ftypes.def: Add function types for MSA
10856 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
10857 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
10858 * config/mips/mips-msa.md: New file.
10859 * config/mips/mips-protos.h
10860 (mips_split_128bit_const_insns): New prototype.
10861 (mips_msa_idiv_insns): Likewise.
10862 (mips_split_128bit_move): Likewise.
10863 (mips_split_128bit_move_p): Likewise.
10864 (mips_split_msa_copy_d): Likewise.
10865 (mips_split_msa_insert_d): Likewise.
10866 (mips_split_msa_fill_d): Likewise.
10867 (mips_expand_msa_branch): Likewise.
10868 (mips_const_vector_same_val_p): Likewise.
10869 (mips_const_vector_same_bytes_p): Likewise.
10870 (mips_const_vector_same_int_p): Likewise.
10871 (mips_const_vector_shuffle_set_p): Likewise.
10872 (mips_const_vector_bitimm_set_p): Likewise.
10873 (mips_const_vector_bitimm_clr_p): Likewise.
10874 (mips_msa_vec_parallel_const_half): Likewise.
10875 (mips_msa_output_division): Likewise.
10876 (mips_ldst_scaled_shift): Likewise.
10877 (mips_expand_vec_cond_expr): Likewise.
10878 * config/mips/mips.c (enum mips_builtin_type): Add
10879 MIPS_BUILTIN_MSA_TEST_BRANCH.
10880 (mips_gen_const_int_vector_shuffle): New prototype.
10881 (mips_const_vector_bitimm_set_p): New function.
10882 (mips_const_vector_bitimm_clr_p): Likewise.
10883 (mips_const_vector_same_val_p): Likewise.
10884 (mips_const_vector_same_bytes_p): Likewise.
10885 (mips_const_vector_same_int_p): Likewise.
10886 (mips_const_vector_shuffle_set_p): Likewise.
10887 (mips_symbol_insns): Forbid loading symbols via immediate for
10889 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
10891 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
10893 (mips_lx_address_p): Add support load indexed address for MSA.
10894 (mips_address_insns): Add calculation of instructions needed for
10895 stores and loads for MSA.
10896 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
10897 CONST_VECTOR for MSA and let it fall through.
10898 (mips_ldst_scaled_shift): New function.
10899 (mips_subword_at_byte): Likewise.
10900 (mips_msa_idiv_insns): Likewise.
10901 (mips_legitimize_move): Validate MSA moves.
10902 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
10903 calculation of costs for MSA division.
10904 (mips_split_move_p): Check if MSA moves need splitting.
10905 (mips_split_move): Split MSA moves if necessary.
10906 (mips_split_128bit_move_p): New function.
10907 (mips_split_128bit_move): Likewise.
10908 (mips_split_msa_copy_d): Likewise.
10909 (mips_split_msa_insert_d): Likewise.
10910 (mips_split_msa_fill_d): Likewise.
10911 (mips_output_move): Handle MSA moves.
10912 (mips_expand_msa_branch): New function.
10913 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
10914 Reinstate 'y' modifier.
10915 (mips_file_start): Add MSA .gnu_attribute.
10916 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
10918 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
10919 (mips_class_max_nregs): Add register size for MSA supported mode.
10920 (mips_cannot_change_mode_class): Allow conversion between MSA
10921 vector modes and TImode.
10922 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
10924 (mips_secondary_reload_class): Force MSA loads/stores via memory.
10925 (mips_preferred_simd_mode): Add preffered modes for MSA.
10926 (mips_vector_mode_supported_p): Add MSA supported modes.
10927 (mips_autovectorize_vector_sizes): New function.
10928 (mips_msa_output_division): Likewise.
10929 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
10930 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
10931 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
10932 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
10933 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
10934 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
10935 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
10936 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
10937 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
10938 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
10939 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
10940 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
10941 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
10942 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
10943 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
10944 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
10945 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
10946 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
10947 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
10948 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
10949 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
10950 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
10951 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
10952 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
10953 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
10954 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
10955 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
10956 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
10957 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
10958 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
10959 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
10960 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
10961 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
10962 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
10963 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
10964 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
10965 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
10966 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
10967 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
10968 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
10969 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
10970 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
10971 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
10972 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
10973 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10974 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10975 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10976 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10977 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10978 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10979 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10980 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10981 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
10982 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
10983 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
10984 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
10985 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
10986 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
10987 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
10988 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
10989 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
10990 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
10991 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
10992 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
10993 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
10994 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
10995 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
10996 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
10997 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
10998 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
10999 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
11000 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
11001 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
11002 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
11003 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
11004 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
11005 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
11006 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
11007 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
11008 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
11009 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
11010 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
11011 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
11012 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
11013 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
11014 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
11015 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
11016 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
11017 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
11018 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
11019 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
11020 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
11021 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
11022 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
11023 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
11024 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
11025 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
11026 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
11027 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
11028 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
11029 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
11030 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
11031 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
11032 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
11033 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
11034 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
11035 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
11036 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
11037 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
11038 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
11039 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
11040 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
11041 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
11042 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
11043 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
11044 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
11045 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
11046 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
11047 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
11048 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
11049 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
11050 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
11051 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
11052 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
11053 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
11054 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
11055 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
11056 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
11057 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
11058 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
11059 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
11060 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
11061 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
11062 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
11063 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
11064 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
11065 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
11066 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
11067 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
11068 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
11069 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
11070 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
11071 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
11072 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
11073 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
11074 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
11075 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
11076 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
11077 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
11078 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
11079 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
11081 (mips_get_builtin_decl_index): New array.
11082 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
11083 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
11084 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
11085 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
11086 (mips_init_builtins): Initialize mips_get_builtin_decl_index
11088 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11090 (mips_expand_builtin_insn): Prepare operands for
11091 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
11092 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
11093 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
11094 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
11095 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
11096 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
11097 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
11098 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
11099 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
11100 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
11101 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
11102 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
11103 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
11104 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
11105 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
11106 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
11107 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
11108 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
11109 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
11110 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
11111 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
11112 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
11113 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
11114 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
11115 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
11116 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
11117 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
11118 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
11119 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
11120 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
11121 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
11122 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
11123 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
11124 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
11125 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
11126 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
11127 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
11128 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
11129 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
11130 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
11131 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
11132 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
11133 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
11134 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
11135 These are set implicitly and an error is reported if overridden.
11136 (mips_expand_builtin_msa_test_branch): New function.
11137 (mips_expand_msa_shuffle): Likewise.
11138 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
11139 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
11140 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
11141 (mips_expand_vec_unpack): Add support for MSA.
11142 (mips_expand_vector_init): Likewise.
11143 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
11144 instead of const0_rtx.
11145 (mips_msa_vec_parallel_const_half): New function.
11146 (mips_gen_const_int_vector): Likewise.
11147 (mips_gen_const_int_vector_shuffle): Likewise.
11148 (mips_expand_msa_cmp): Likewise.
11149 (mips_expand_vec_cond_expr): Likewise.
11150 * config/mips/mips.h
11151 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
11152 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
11154 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
11155 (ISA_HAS_MSA): New macro.
11156 (UNITS_PER_MSA_REG): Likewise.
11157 (BITS_PER_MSA_REG): Likewise.
11158 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
11159 (MSA_REG_FIRST): New macro.
11160 (MSA_REG_LAST): Likewise.
11161 (MSA_REG_NUM): Likewise.
11162 (MSA_REG_P): Likewise.
11163 (MSA_REG_RTX_P): Likewise.
11164 (MSA_SUPPORTED_MODE_P): Likewise.
11165 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
11166 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
11167 * config/mips/mips.md: Include mips-msa.md.
11168 (alu_type): Add simd_add.
11169 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
11170 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
11171 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
11172 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
11173 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
11174 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
11175 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
11176 simd_move, simd_load, simd_store. Choose "multi" for moves
11178 (qword_mode): New attribute.
11179 (insn_count): Add instruction count for quad moves.
11180 Increase the count for MIPS SIMD division.
11181 (UNITMODE): Add UNITMODEs for vector types.
11182 (addsub): New code iterator.
11183 * config/mips/mips.opt (mmsa): New option.
11184 * config/mips/msa.h: New file.
11185 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
11187 * config/mips/mti-linux.h: Likewise.
11188 * config/mips/predicates.md
11189 (const_msa_branch_operand): New constraint.
11190 (const_uimm3_operand): Likewise.
11191 (const_uimm4_operand): Likewise.
11192 (const_uimm5_operand): Likewise.
11193 (const_uimm8_operand): Likewise.
11194 (const_imm5_operand): Likewise.
11195 (aq10b_operand): Likewise.
11196 (aq10h_operand): Likewise.
11197 (aq10w_operand): Likewise.
11198 (aq10d_operand): Likewise.
11199 (const_m1_operand): Likewise.
11200 (reg_or_m1_operand): Likewise.
11201 (const_exp_2_operand): Likewise.
11202 (const_exp_4_operand): Likewise.
11203 (const_exp_8_operand): Likewise.
11204 (const_exp_16_operand): Likewise.
11205 (const_vector_same_val_operand): Likewise.
11206 (const_vector_same_simm5_operand): Likewise.
11207 (const_vector_same_uimm5_operand): Likewise.
11208 (const_vector_same_uimm6_operand): Likewise.
11209 (const_vector_same_uimm8_operand): Likewise.
11210 (par_const_vector_shf_set_operand): Likewise.
11211 (reg_or_vector_same_val_operand): Likewise.
11212 (reg_or_vector_same_simm5_operand): Likewise.
11213 (reg_or_vector_same_uimm6_operand): Likewise.
11214 * doc/extend.texi (MIPS SIMD Architecture Functions): New
11216 * doc/invoke.texi (-mmsa): Document new option.
11218 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11220 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
11221 * configure: Regenerate.
11222 * config.in: Regenerate.
11223 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
11224 on -fvtable-verify.
11225 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
11226 (ENDFILE_VTV_SPEC): Define.
11228 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
11230 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
11231 registers in all interrupt handlers if necessary.
11232 (rl78_option_override): Add warning.
11233 (MUST_SAVE_MDUC_REGISTERS): New macro.
11234 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
11235 * config/rl78/rl78.c (check_mduc_usage): New function.
11236 (mduc_regs): New structure to hold MDUC register data.
11237 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
11238 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
11239 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
11240 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
11241 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
11242 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
11244 2016-05-09 Bin Cheng <bin.cheng@arm.com>
11246 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
11247 (tree-ssa-loop-niter.h): Ditto.
11248 (idx_within_array_bound, ref_within_array_bound): New functions.
11249 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
11250 Factor out check on writable base object to ...
11251 (base_object_writable): ... here.
11253 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11255 * config/arm/arm.md (probe_stack): Add modes to set source
11258 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
11260 * regrename.c (base_reg_class_for_rename): New static function.
11261 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
11263 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
11265 * cgraph.c (thunk_adjust): Export.
11266 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
11267 * cgraphunit.c (thunk_adjust): Export.
11268 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
11270 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
11272 * tree-inline.c (expand_call_inline): Expand thunks inline.
11274 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
11278 (*sse2_vd_cvtss2sd): Ditto.
11279 * config/i386/i386.md
11280 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
11281 Generate *sse2_vd_cvtsd2ss pattern.
11282 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
11283 Generate *sse2_vd_cvtss2sd pattern.
11285 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11287 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
11288 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
11291 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11293 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
11294 * config/sh/sh.c: Define and declare variables on first use throughout
11296 (current_function_interrupt): Change to bool type.
11297 (frame_insn): Rename to emit_frame_insn and update users.
11298 (push_regs): Use bool for 'interrupt_handler' argument.
11299 (save_schedule_s): Remove.
11300 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
11301 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
11302 targetm.asm_out.unaligned_op.di.
11303 (gen_far_branch): Remove redundant forward declaration.
11304 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
11305 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
11306 (sh_set_return_address, sh_function_ok_for_sibcall,
11307 scavenge_reg): Update comments.
11308 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
11309 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
11310 (sh_attr_renesas_p): Remove unnecessary parentheses.
11311 (branch_dest): Simplify.
11312 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
11313 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
11314 (CUMULATIVE_ARGS): Change macro to typedef.
11315 (current_function_interrupt): Change to bool type.
11316 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
11317 Surround with __cplusplus ifdef.
11318 (sh_compare_op0, sh_compare_op1): Remove.
11319 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
11321 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
11323 * config/arm/arm.md: (arch): Add neon.
11324 (arch_enabled): Return yes for arch neon when TARGET_NEON.
11325 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
11326 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
11327 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
11328 attributes for alt renumbering. Mark alt 3 as non-predicable.
11329 (thumb2_movdf_vfp): Likewise.
11331 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
11333 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
11334 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
11335 (*andqi_1): Add preferred_for_speed attribute to disparage
11336 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
11337 (*<code>qi_1): Ditto.
11338 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
11339 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
11340 (*ashlqi3_1): Ditto.
11341 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
11342 Add preferred_for_size attribute to disparage alternative 0 and
11343 preferred_for_speed attribute to disparage alternative 1 for
11344 TARGET_PARTIAL_REG_STALL targets.
11346 2016-05-07 Tom de Vries <tom@codesourcery.com>
11348 PR tree-optimization/70956
11349 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
11352 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
11354 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
11355 * config/sh/sh.c (sh_cbranch_distance): Implement it.
11356 * config/sh/sh.md (branch_zero): Remove define_attr.
11357 (define_delay): Disable delay slot if branch distance is one insn.
11359 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11361 * config/i386/i386.md (LEAMODE): New mode attribute.
11362 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
11363 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
11364 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
11365 operand 2 predicate.
11366 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
11367 (*lea<mode>_general_3): Ditto.
11368 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
11370 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11372 * genmddump.c (main): Convert argv from char ** to const char **.
11374 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11376 * coretypes.h (OVERRIDE): New macro.
11377 (FINAL): New macro.
11379 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
11381 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
11382 allow coalescing if the types are compatible.
11384 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11386 * pass_manager.h (pass_manager::register_pass_name): New method.
11387 (pass_manager::get_pass_by_name): New method.
11388 (pass_manager::create_pass_tab): New method.
11389 (pass_manager::m_name_to_pass_map): New field.
11390 * passes.c (name_to_pass_map): Delete global in favor of field
11391 "m_name_to_pass_map" of pass_manager.
11392 (register_pass_name): Rename from a function to...
11393 (pass_manager::register_pass_name): ...this method, updating
11394 for renaming of global "name_to_pass_map" to field
11395 "m_name_to_pass_map".
11396 (create_pass_tab): Rename from a function to...
11397 (pass_manager::create_pass_tab): ...this method, updating
11398 for renaming of global "name_to_pass_map" to field.
11399 (get_pass_by_name): Rename from a function to...
11400 (pass_manager::get_pass_by_name): ...this method.
11401 (enable_disable_pass): Convert use of get_pass_by_name to
11402 a method call, locating the pass_manager singleton.
11404 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11406 * genattr-common.c (main): Convert argv from char ** to const char **.
11407 * genattr.c (main): Likewise.
11408 * genattrtab.c (main): Likewise.
11409 * genautomata.c (initiate_automaton_gen): Likewise.
11411 * gencodes.c (main): Likewise.
11412 * genconditions.c (main): Likewise.
11413 * genconfig.c (main): Likewise.
11414 * genconstants.c (main): Likewise.
11415 * genemit.c (main): Likewise.
11416 * genenums.c (main): Likewise.
11417 * genextract.c (main): Likewise.
11418 * genflags.c (main): Likewise.
11419 * genmddeps.c (main): Likewise.
11420 * genopinit.c (main): Likewise.
11421 * genoutput.c (main): Likewise.
11422 * genpeep.c (main): Likewise.
11423 * genpreds.c (main): Likewise.
11424 * genrecog.c (main): Likewise.
11425 * gensupport.c (init_rtx_reader_args_cb): Likewise.
11426 (init_rtx_reader_args): Likewise.
11427 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11428 (init_rtx_reader_args): Likewise.
11429 * gentarget-def.c (main): Likewise.
11430 * read-md.c (read_md_files): Likewise.
11431 * read-md.h (read_md_files): Likewise.
11433 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11435 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11436 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11437 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11438 Remove unused predicate.
11439 (register_and_not_fp_reg_operand): Ditto.
11441 2016-05-06 Martin Liska <mliska@suse.cz>
11443 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11444 instead of vec as the vector is local to the function.
11446 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11448 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11449 avx512bw alternative.
11451 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11452 before the ashr<mode>3 pattern.
11454 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11455 v instead of x in vex or maybe_vex alternatives, use
11456 maybe_evex instead of vex in prefix.
11458 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11459 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11460 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11461 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11464 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11465 v instead of x in vex or maybe_vex alternatives, use
11466 maybe_evex instead of vex in prefix.
11468 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11469 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11470 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11471 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11472 alternatives, use maybe_evex instead of vex in prefix.
11474 * config/i386/sse.md (vec_interleave_lowv4sf,
11475 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11476 v instead of x in vex or maybe_vex alternatives, use
11477 maybe_evex instead of vex in prefix.
11479 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11480 v instead of x in vex or maybe_vex alternatives, use
11481 maybe_evex instead of vex in prefix.
11483 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11484 v constraint instead of x.
11486 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11488 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11489 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11492 2016-05-06 Richard Biener <rguenther@suse.de>
11494 PR tree-optimization/70948
11495 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11496 Properly clobber all fields of va_list for __builtin_va_start.
11498 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11501 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11502 loop latch destination.
11504 2016-05-06 Martin Liska <mliska@suse.cz>
11506 * tree-ssa-uninit.c: Apply manual changes
11507 to the GNU coding style.
11508 (prune_uninit_phi_opnds): Rename from
11509 prune_uninit_phi_opnds_in_unrealizable_paths.
11511 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11513 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11514 mspace): Remove deprecated options.
11515 * doc/invoke.texi (SH options): Remove -mspace.
11517 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11519 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11521 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11523 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11524 corresponding combine split pattern.
11526 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11529 * config/sh/predicates.md (long_displacement_mem_operand): New.
11530 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
11531 Add movi20, movi20s alternatives. Adjust length attribute for
11533 (movsi_ie): Allow for any FPU. Adjust length attribute for
11535 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
11536 attribute for alternatives.
11537 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
11538 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
11539 length attribute for alternatives.
11541 2016-05-06 Richard Biener <rguenther@suse.de>
11543 PR tree-optimization/70960
11544 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
11546 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11549 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
11550 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
11552 2016-05-06 Marek Polacek <polacek@redhat.com>
11555 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
11557 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11560 * config/sh/sh.md (*rotcr): Add another variant.
11562 2016-05-06 Richard Biener <rguenther@suse.de>
11564 PR middle-end/70931
11565 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
11567 2016-05-06 Richard Biener <rguenther@suse.de>
11569 PR middle-end/70941
11570 * fold-const.c (split_tree): Always convert to the original type
11573 2016-05-06 Richard Biener <rguenther@suse.de>
11575 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
11576 (fwprop_addr): Likewise.
11578 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11581 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
11583 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
11584 * config/i386/i386.md (push mem splitter): Use find_constant_src in
11585 the splitter condition.
11586 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
11587 the splitter condition.
11588 (FP float_extend load splitter): Ditto.
11590 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
11592 * config/i386/i386.md (peehole2 patterns): Change true_regnum
11593 to REGNO in all peephole2 patterns.
11594 (post-reload splitters): Change true_regnum to REGNO in
11595 post-reload splitters.
11596 (zero_extend splitters): Use general_reg_operand and
11597 nonimmediate_gr_operand predicates.
11599 2016-05-05 Jakub Jelinek <jakub@redhat.com>
11601 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
11602 v constraint instead of x.
11604 2016-05-05 Alan Modra <amodra@gmail.com>
11607 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11608 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
11609 TARGET_NO_FP_IN_TOC for -mrelocatable.
11610 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
11611 TARGET_RELOCATABLE test.
11612 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11613 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11614 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11615 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11616 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11617 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11618 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11619 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11620 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
11621 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11623 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
11624 (rs6000_stack_info): Likewise.
11625 (rs6000_elf_asm_out_constructor): Likewise.
11626 (rs6000_elf_asm_out_destructor): Likewise.
11627 (rs6000_elf_declare_function_name): Likewise.
11628 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
11629 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
11632 2016-05-05 Alan Modra <amodra@gmail.com>
11634 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
11636 2016-05-05 Alan Modra <amodra@gmail.com>
11638 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
11639 out-of-line gpr restore for one or two regs if that would add
11642 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
11645 * config/i386/i386.md
11646 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
11647 Change to post-epilogue_completed late splitter. Use sse_reg_operand
11648 as operand 0 predicate.
11649 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
11651 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
11652 Ditto. Emit the pattern using RTX.
11654 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
11655 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
11656 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
11657 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
11659 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
11660 sse_reg_operand as operand 0 predicate.
11662 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
11663 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
11664 instead of gen_rtx_REG.
11665 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
11668 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11670 * function.c (emit_use_return_register_into_block): Delete.
11671 (gen_return_pattern): Delete.
11672 (emit_return_into_block): Delete.
11673 (active_insn_between): Delete.
11674 (convert_jumps_to_returns): Delete.
11675 (emit_return_for_exit): Delete.
11676 (thread_prologue_and_epilogue_insns): Delete all code dealing with
11677 simple_return for shrink-wrapped blocks.
11678 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
11679 end of blocks that need one.
11680 (get_unconverted_simple_return): Delete.
11681 (convert_to_simple_return): Delete.
11682 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
11683 (convert_to_simple_return): Ditto.
11685 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11687 * cfgcleanup.c (bb_is_just_return): New function.
11688 (try_optimize_cfg): Simplify jumps to return, branches to return,
11689 and branches around return.
11691 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11693 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
11694 branch to a return.
11696 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11700 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
11701 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
11702 assert flags & OEP_HASH_CHECK, instead of asserting it
11703 never happens. Handle TARGET_EXPR.
11704 * fold-const.c (operand_equal_p): For hash verification,
11705 or in OEP_HASH_CHECK into flags.
11707 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
11709 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
11711 (compute_samebase_partition_bases): Fix typo.
11713 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11715 * config/i386/sse.md (vec_interleave_highv8sf,
11716 vec_interleave_lowv8sf, vec_interleave_highv4df,
11717 vec_interleave_lowv4df): Remove constraints from expanders.
11719 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
11721 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11723 * tree-inline.c (expand_call_inline): Fix path dealing with
11724 making lhs of call statement undefined.
11726 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11728 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
11729 Check availability on NODE, too.
11730 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
11731 (cgraph_node::call_for_symbol_and_aliases): Likewise.
11732 (varpool_node::call_for_symbol_and_aliase): Likewise.
11733 * ipa-pure-const.c (add_new_function): Analyze all bodies.
11734 (propagate_pure_const): Propagate across interposable functions, too.
11735 (skip_function_for_local_pure_const): Do not skip interposable bodies
11737 (pass_local_pure_const::execute): Update.
11739 2016-05-04 Marek Polacek <polacek@redhat.com>
11741 * doc/invoke.texi: Document -Wdangling-else.
11743 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11745 * config.gcc: Error out when conflicting multilib is detected. Do not
11746 loop over multilibs since no combination is legal.
11748 2016-05-04 Alan Modra <amodra@gmail.com>
11750 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
11751 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
11752 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11755 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
11757 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
11758 Clean up p5600 comments.
11760 2016-05-04 Richard Biener <rguenther@suse.de>
11762 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
11763 constructor simplifications.
11764 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
11766 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
11768 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
11769 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
11770 result.set_rtx is null instead of aborting.
11771 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
11773 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
11774 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
11775 *mov<mode>_store_postinc): New patterns.
11777 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
11779 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
11780 as commutative. Check both conversions are NOP.
11781 ((A & B) OP (C & B)): Remove.
11783 2016-05-04 Alan Modra <amodra@gmail.com>
11785 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
11787 2016-05-04 Alan Modra <amodra@gmail.com>
11790 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
11791 when cr2,3,4 are all fixed regs.
11793 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
11795 PR rtl-optimization/57193
11796 * opts.c (default_options_table): Revert OPT_frename_registers change.
11797 * doc/invoke.texi (-frename-registers, -O2): Likewise.
11799 2016-05-03 Martin Sebor <msebor@redhat.com>
11802 * builtins.c (fold_builtin_FILE): New function.
11803 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
11804 (fold_builtin_0): Call them.
11805 * gimplify.c (gimplify_call_expr): Remove the handling of
11806 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
11809 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
11810 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
11814 * doc/extend.texi (Function Names as Strings): Update __func__,
11815 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
11818 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11819 Richard Biener <rguenther@suse.de>
11821 PR tree-optimization/70916
11822 * tree-if-conv.c: Include cfganal.h.
11823 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
11824 and remove_fake_exit_edges around the optimization pass.
11826 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
11828 * cgraph.c (symbol_table::create_edge): Set inline_failed.
11829 (cgraph_edge::make_direct): Likewise.
11830 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
11831 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
11832 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
11833 (CIF_THUNK): New code.
11834 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
11835 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
11836 (compute_inline_parameters): Set inline_failed for thunks.
11837 (inline_analyze_function): Cleanup.
11838 * ipa-inline.c (can_inline_edge_p): Do not deal with
11839 call_stmt_cannot_inline_p.
11840 (can_early_inline_edge_p): Likewise.
11841 (early_inliner): Initialize inline_failed.
11842 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
11844 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
11846 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
11847 from nonimm_ssenomem_operand.
11848 (nonimm_ssenomem_operand): New predicate.
11849 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
11850 as operand 0 predicate.
11851 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
11852 Disable unsupported alternatives using "enabled" attribute.
11853 Use register_ssemem_operand as operand 0 predicate.
11854 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
11856 2016-05-03 Marek Polacek <polacek@redhat.com>
11859 * input.c (expansion_point_location): New function.
11860 * input.h (expansion_point_location): Declare.
11862 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
11864 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
11865 occurence with frame_offset_ ones.
11867 2016-05-03 Alan Modra <amodra@gmail.com>
11869 PR rtl-optimization/70890
11870 * ira.c (combine_and_move_insns): When moving def_insn, remove
11871 equivs on use_insn.
11873 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
11875 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
11876 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
11877 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
11878 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
11880 2016-05-03 Alan Modra <amodra@gmail.com>
11882 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
11883 for SAVE_MULTIPLE/STORE_MULTIPLE.
11885 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11887 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
11888 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
11890 2016-05-03 Richard Biener <rguenther@suse.de>
11892 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
11894 (gimplify_arg): Likewise.
11895 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
11896 re-writing the result to a decl if required.
11897 (internal_get_tmp_var): Add allow_ssa parameter
11898 and override into_ssa with it.
11899 (get_formal_tmp_var): Adjust.
11900 (get_initialized_tmp_var): Add allow_ssa parameter.
11901 (gimplify_arg): Add allow_ssa parameter and avoid generating
11902 SSA names for the result false.
11903 (gimplify_call_expr): If the call may return twice do not
11904 gimplify parameters into SSA.
11905 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
11906 (gimplify_modify_expr): Adjust assert. For noreturn calls
11907 with a SSA name LHS adjust its def.
11908 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
11909 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
11910 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
11911 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
11912 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
11913 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
11914 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
11915 (optimize_target_teams): Do not allow SSA names for clause operands.
11916 (gimplify_expr): Likewise for where we mark the result addressable.
11917 * passes.def (pass_init_datastructures): Remove.
11918 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
11919 (rewrite_stmt): Likewise.
11920 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
11921 (replace_locals_op): Replace SSA names.
11922 (copy_gimple_seq_and_replace_locals): Init src_cfun.
11923 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
11924 * cgraph.c (release_function_body): Free CFG annotations only
11925 when we have a CFG. Simplify.
11926 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11927 force_gimple_operand instead of get_initialized_tmp_var.
11928 * tree-pass.h (make_pass_init_datastructures): Remove.
11929 * tree-ssa.c (execute_init_datastructures): Remove.
11930 (pass_data_init_datastructures): Likewise.
11931 (class pass_init_datastructures): Likewise.
11932 (make_pass_init_datastructures): Likewise.
11933 * omp-low.c (create_omp_child_function): Init SSA data structures.
11934 (grid_expand_target_grid_body): Likewise.
11935 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
11936 name before adding it to names_to_release.
11937 (remove_bb): Always release SSA defs.
11938 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
11939 before dereferencing it.
11940 * cgraphunit.c (init_lowered_empty_function): Always
11941 int SSA data structures.
11942 * tree-ssanames.c (release_defs): Remove assert that we are in
11944 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
11946 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11947 Uros Bizjak <ubizjak@gmail.com>
11949 PR rtl-optimization/70467
11950 * config/i386/predicates.md (x86_64_hilo_int_operand,
11951 x86_64_hilo_general_operand): New predicates.
11952 * config/i386/constraints.md (Wd): New constraint.
11953 * config/i386/i386.md (mode attr di): Use Wd instead of e.
11954 (general_hilo_operand): New mode attr.
11955 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
11956 instead of <general_operand>.
11957 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
11958 x86_64_hilo_general_operand instead of <general_operand>.
11960 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11962 PR tree-optimization/70916
11963 * tree-if-conv.c (constant_or_ssa_name): Removed.
11964 (fold_build_cond_expr): Use is_gimple_val instead of
11965 constant_or_ssa_name.
11967 PR tree-optimization/70916
11968 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
11969 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
11972 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
11973 (optimize_atomic_bit_test_and): New function.
11974 (pass_fold_builtins::execute): Use it.
11975 * optabs.def (atomic_bit_test_and_set_optab,
11976 atomic_bit_test_and_complement_optab,
11977 atomic_bit_test_and_reset_optab): New optabs.
11978 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
11979 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
11980 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
11981 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
11982 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
11983 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
11984 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
11985 * doc/md.texi (atomic_bit_test_and_set@var{mode},
11986 atomic_bit_test_and_complement@var{mode},
11987 atomic_bit_test_and_reset@var{mode}): Document.
11988 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
11989 atomic_bit_test_and_complement<mode>,
11990 atomic_bit_test_and_reset<mode>): New expanders.
11991 (atomic_bit_test_and_set<mode>_1,
11992 atomic_bit_test_and_complement<mode>_1,
11993 atomic_bit_test_and_reset<mode>_1): New insns.
11995 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
11997 PR rtl-optimization/70687
11998 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
11999 instead of unsigned HOST_WIDE_INT.
12001 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
12003 PR rtl-optimization/44281
12004 * hard-reg-set.h (struct target_hard_regs): New field
12005 x_fixed_nonglobal_reg_set.
12006 (fixed_nonglobal_reg_set): New macro.
12007 * reginfo.c (init_reg_sets_1): Initialize it.
12008 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
12010 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
12012 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12014 PR tree-optimization/56541
12015 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
12016 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
12017 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
12018 (any_complicated_phi): new static variable.
12019 (aggressive_if_conv): delete.
12020 (if_convertible_phi_p): support phis with more than two arguments.
12021 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
12022 critical pred edges.
12023 (ifcvt_split_critical_edges): support phis with more than two
12024 arguments by checking new parameter. only split critical edges
12026 (tree_if_conversion): handle simd pragma marked loop using new
12027 local variable aggressive_if_conv. check any_complicated_phi.
12029 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12031 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
12034 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12036 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
12039 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
12041 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
12042 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
12043 define_insn_and_split.
12044 (mulsi3_i): New define_insn_and_split.
12045 (mulsi3_call): Convert to define_insn.
12046 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
12047 Remove constraints.
12049 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12051 * machmode.h (mode_complex): Add support to give the complex mode
12053 (GET_MODE_COMPLEX_MODE): Likewise.
12054 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
12055 stored by build_complex_type and gfc_build_complex_type instead of
12056 trying to figure out the appropriate mode based on the size. Raise
12057 an assertion error, if the type was not set.
12058 * genmodes.c (struct mode_data): Add field for the complex type of
12060 (blank_mode): Likewise.
12061 (make_complex_modes): Remember the complex mode created in the
12063 (emit_mode_complex): Write out the mode_complex array to map a
12064 type mode to the complex version.
12065 (emit_insn_modes_c): Likewise.
12066 * tree.c (build_complex_type): Set the complex type to use before
12067 calling layout_type.
12068 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
12069 support for __float128 complex datatypes.
12070 (rs6000_hard_regno_mode_ok): Likewise.
12071 (rs6000_setup_reg_addr_masks): Likewise.
12072 (rs6000_complex_function_value): Likewise.
12073 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
12074 __float128 and __ibm128 complex.
12075 (FLOAT128_IBM_P): Likewise.
12076 (ALTIVEC_ARG_MAX_RETURN): Likewise.
12077 * doc/extend.texi (Additional Floating Types): Document that
12078 -mfloat128 must be used to enable __float128. Document complex
12079 __float128 and __ibm128 support.
12081 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12084 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
12085 char/short arguments promoted to int because of promote_prototypes.
12087 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12089 * config/i386/predicates.md (register_ssemem_operand): New predicate.
12090 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
12091 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
12092 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
12093 alternatives using "enabled" attribute. Use register_ssemem_operand
12094 as operand 1 predicate.
12095 (*cmpi<unord>xf_i387): Split XFmode pattern from
12096 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
12097 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
12098 *absneg<mode>2_i387. Disable unsupported alternatives using
12099 "enabled" attribute.
12100 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
12102 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12104 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
12106 (oacc_loop_process): Check mask for loop termination.
12108 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12110 * cif-code.def (CIF_THUNK): Add.
12111 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
12114 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12116 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
12117 (dump_inline_summary): Dump it.
12118 (fp_expression_p): New predicate.
12119 (estimate_function_body_sizes): Use it.
12120 (inline_merge_summary): Merge fp_expressions.
12121 (inline_read_section): Read fp_expressions.
12122 (inline_write_summary): Write fp_expressions.
12123 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
12124 codegen boundary if either caller or callee is !fp_expressions.
12125 * ipa-inline.h (inline_summary): Add fp_expressions.
12126 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
12127 to fp_expressions be sure the fp generation flags are updated.
12129 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12131 PR rtl-optimization/70467
12132 * cse.c (cse_insn): Handle no-op MEM moves after folding.
12134 PR rtl-optimization/70467
12135 * ipa-pure-const.c (check_call): Handle internal calls even in
12136 ipa mode like in local mode.
12138 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
12140 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
12142 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12144 * match.pd (X u< X, X u> X): New transformations.
12146 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12148 * flag-types.h (enum warn_strict_overflow_code): Move ...
12149 * coretypes.h: ... here.
12150 * fold-const.h (fold_overflow_warning): Declare.
12151 * fold-const.c (fold_overflow_warning): Make non-static.
12152 (fold_comparison): Move the transformation of X +- C1 CMP C2
12153 into X CMP C2 -+ C1 ...
12154 * match.pd: ... here.
12155 * gimple-fold.c (fold_stmt_1): Protect with
12156 fold_defer_overflow_warnings.
12158 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12160 * omp-low.c (struct oacc_loop): Add 'inner' field.
12161 (new_oacc_loop_raw): Initialize it to zero.
12162 (oacc_loop_fixed_partitions): Initialize it.
12163 (oacc_loop_auto_partitions): Partition outermost loop to outermost
12164 available partitioning.
12166 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12168 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
12170 (umulsidi3): Likewise.
12171 (indirect_jump): Fix jump instruction assembly patterns.
12173 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
12176 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
12177 (nvptx_function_value): Assert non-NULL cfun.
12179 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
12181 PR rtl-optimization/70886
12182 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
12184 * cselib.h (rtx_equal_for_cselib_1): Declare.
12185 (rtx_equal_for_cselib_p: New inline function.
12186 * cselib.c (rtx_equal_for_cselib_p): Delete.
12187 (rtx_equal_for_cselib_1): Make public.
12189 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12191 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
12192 (register_mixssei387nonimm_operand): Remove predicate.
12193 * config/i386/i386.md (*fop_<mode>_comm): Merge from
12194 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
12195 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
12196 for TARGET_MIX_SSE_I387 alternatives.
12197 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
12198 Disable unsupported alternatives using "enabled" attribute. Use
12199 nonimm_ssenomem_operand as operand 1 predicate. Also check
12200 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
12202 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12204 * tree.c (cst_and_fits_in_hwi): Simplify.
12206 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12208 * tree.h (wi::to_wide): New function.
12209 * expr.c (expand_expr_real_1): Use wi::to_wide.
12210 * fold-const.c (int_const_binop_1): Likewise.
12211 (extract_muldiv_1): Likewise.
12213 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12215 * wide-int.h: Update offset_int and widest_int documentation.
12216 (WI_SIGNED_SHIFT_RESULT): New macro.
12217 (wi::binary_shift): Define signed_shift_result_type for
12218 shifts on offset_int- and widest_int-like types.
12219 (generic_wide_int): Support <<= and >>= if << and >> are supported.
12220 * tree.h (int_bit_position): Use shift operators instead of wi::
12222 * alias.c (adjust_offset_for_component_ref): Likewise.
12223 * expr.c (get_inner_reference): Likewise.
12224 * fold-const.c (fold_comparison): Likewise.
12225 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
12226 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
12227 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12228 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
12229 (stmt_kills_ref_p): Likewise.
12230 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
12231 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
12232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12233 (ao_ref_init_from_vn_reference): Likewise.
12235 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12237 * wide-int.h: Update offset_int and widest_int documentation.
12238 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
12239 (wi::binary_traits): Allow ordered comparisons between offset_int and
12240 offset_int, between widest_int and widest_int, and between either
12241 of these types and basic C types.
12242 (operator <, <=, >, >=): Define for the same combinations.
12243 * tree.h (tree_int_cst_lt): Use comparison operators instead
12244 of wi:: comparisons.
12245 (tree_int_cst_le): Likewise.
12246 * gimple-fold.c (fold_array_ctor_reference): Likewise.
12247 (fold_nonarray_ctor_reference): Likewise.
12248 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
12249 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
12250 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
12251 * tree-sra.c (completely_scalarize): Likewise.
12252 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
12253 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
12254 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
12255 (check_for_binary_op_overflow): Likewise.
12256 (search_for_addr_array): Likewise.
12257 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
12259 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12261 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
12262 (arc_save_restore): Likewise.
12263 (arc_dwarf_register_span): Likewise.
12264 (arc_output_pic_addr_const): Initialize suffix variable.
12266 2016-05-02 Martin Liska <mliska@suse.cz>
12268 * symbol-summary.h (function_summary::function_summary):
12269 Remove checking assert for all cgraph nodes.
12270 (function_summary::get): Check summary_uid.
12271 (symtab_insertion): Check summary_uid.
12273 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12275 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
12276 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
12277 bmaskn instruction.
12278 (arc_dwarf_register_span): Remove enum keyword.
12279 (compact_memory_operand_p): New function.
12280 * config/arc/arc.h (reg_class): Add code density register classes.
12281 (REG_CLASS_NAMES): Likewise.
12282 (REG_CLASS_CONTENTS): Likewise.
12283 * config/arc/arc.md (*movqi_insn): Add code density instructions.
12284 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
12285 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
12286 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
12287 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
12289 (h, Rcd, Rsd, Rzd): New register constraints.
12290 (T): Use compact_memory_operand_p function.
12291 * config/arc/predicates.md (compact_load_memory_operand): Remove.
12293 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12295 * config/sh/sh.md (*negnegt, *movtt): Remove.
12297 2016-05-02 Marek Polacek <polacek@redhat.com>
12298 Tom de Vries <tom@codesourcery.com>
12300 PR tree-optimization/70700
12301 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
12302 bigger than FIRST_REF_NODE.
12304 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12307 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
12309 (prepare_cbranch_operands): Don't use scratch register. Assume that
12310 function is used when pseudos can be created.
12311 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
12312 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
12313 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
12314 define_expand. Allow it only when pseudos can be created.
12315 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
12317 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
12319 * config/i386/constraints.md (BC): Only allow -1 operands.
12320 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
12321 Add "enabled" attribute. Update XI mode attribute calculation.
12322 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
12323 (*movoi_internal_avx): Update XI mode attribute calculation.
12324 (*movti_internal): Ditto.
12326 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12328 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
12329 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
12331 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
12333 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
12334 statement on instruction code. Remove trailing spaces.
12335 (altivec_expand_stv_builtin): Likewise.
12337 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12339 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
12340 (TARGET_FPU_DOUBLE): Simplify.
12341 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
12342 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
12343 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
12344 with 'TARGET_FPU_DOUBLE'.
12345 * config/sh/sh.md: Likewise.
12347 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
12349 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
12350 SH_DIV_STR_FOR_SIZE): Remove.
12351 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
12352 SH_DIV_STR_FOR_SIZE): Remove.
12354 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12356 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
12357 logical_reg_operand): Delete.
12358 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
12359 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
12360 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
12361 match_operand and match_test.
12362 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
12363 variables on their first use. Return bool values.
12364 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
12365 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
12366 arith_reg_operand for input operand. Remove empty constraints.
12368 (*xorsi3_compact): Rename to xorsi3.
12369 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
12370 (*zero_extend<mode>si2_disp_mem): Update comment.
12373 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12375 * config/sh/t-sh: Remove SH5 support.
12376 * config.gcc: Likewise.
12377 * configure: Likewise.
12379 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12381 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
12383 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12385 * config/sh/sh.c (register_sh_passes, sh_option_override,
12386 sh_print_operand, prepare_move_operands,
12387 sh_can_follow_jump): Remove TARGET_SH1 checks.
12388 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
12389 PROMOTE_MODE): Likewise.
12390 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
12393 2016-04-30 Alan Modra <amodra@gmail.com>
12395 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
12396 restoring when fixed_reg_p, but allow out-of-line or stmw save.
12397 Check for user regs later to avoid unnecessary looping over regs.
12398 Merge user reg check with non-saved reg check. Don't force
12399 inline VR restore when static chain used.
12400 (rs6000_frame_related): Omit eh_frame info for user regs when
12402 (fixed_regs_p): Delete.
12404 2016-04-30 Alan Modra <amodra@gmail.com>
12406 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
12407 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
12410 2016-04-30 Alan Modra <amodra@gmail.com>
12413 * config/rs6000/rs6000.c (fixed_reg_p): New function.
12414 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
12417 2016-04-30 Alan Modra <amodra@gmail.com>
12419 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12420 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
12421 flag_pic test for Darwin.
12423 2016-04-30 Alan Modra <amodra@gmail.com>
12425 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
12426 throw_calls_crossed.
12427 (REG_FREQ_CALLS_CROSSED): Delete.
12428 (REG_N_THROWING_CALLS_CROSSED): Delete.
12429 * regstat.c (regstat_bb_compute_ri): Don't calculate
12430 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12431 (dump_reg_info): Don't print call cross frequency.
12432 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12433 and REG_N_THROWING_CALLS_CROSSED.
12435 2016-04-30 Alan Modra <amodra@gmail.com>
12437 * regs.h (struct reg_info_t): Delete live_length.
12438 (REG_LIVE_LENGTH): Delete macro.
12439 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12440 local_live, local_processed and local_live_last_luid params.
12441 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12443 (regstat_compute_ri): Adjust for above. Don't set
12445 (dump_reg_info): Don't print live length.
12446 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12447 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12448 Localize loop_depth var.
12450 2016-04-30 Alan Modra <amodra@gmail.com>
12452 * ira.c (enum valid_equiv): New.
12453 (validate_equiv_mem): Return enum.
12454 (update_equiv_mem): Create replacement in more cases.
12455 (add_store_equivs): Update validate_equiv_mem call.
12457 2016-04-30 Alan Modra <amodra@gmail.com>
12459 * ira.c (combine_and_move_insns): Rather than scanning insns,
12460 use DF infrastucture to find use and def insns.
12462 2016-04-30 Alan Modra <amodra@gmail.com>
12464 ira.c (combine_and_move_insns): Move invariant conditions..
12465 (ira.c): ..to here. Call combine_and_move_insns before
12466 add_store_equivs. Call grow_reg_equivs later. Allocate
12467 req_equiv later using max_reg_num() rather than global max_regno.
12468 (contains_replace_regs): Delete.
12469 (add_store_equivs): Remove contains_replace_regs test.
12471 2016-04-30 Alan Modra <amodra@gmail.com>
12473 * ira.c (struct equiv_mem_data): New.
12474 (equiv_mem, equiv_mem_modified): Delete static vars.
12475 (validate_equiv_mem_from_store): Use "data" param to communicate..
12476 (validate_equiv_mem): ..from here.
12478 2016-04-30 Alan Modra <amodra@gmail.com>
12480 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12482 (update_reg_equivs): ..here. Move allocation and freeing of
12483 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12484 end_alias_analysis to..
12487 2016-04-30 Alan Modra <amodra@gmail.com>
12489 * ira.c (pdx_subregs): Delete.
12490 (struct equivalence): Add pdx_subregs field.
12491 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12492 pdx_subregs access.
12493 (update_equiv_regs): Don't create or free pdx_subregs. Update
12494 pdx_subregs access.
12496 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12498 * config/rs6000/altivec.h: Change definitions of vec_xl and
12500 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12501 (LD_ELEMREV_V2DI): New.
12502 (LD_ELEMREV_V4SF): New.
12503 (LD_ELEMREV_V4SI): New.
12504 (LD_ELEMREV_V8HI): New.
12505 (LD_ELEMREV_V16QI): New.
12506 (ST_ELEMREV_V2DF): New.
12507 (ST_ELEMREV_V2DI): New.
12508 (ST_ELEMREV_V4SF): New.
12509 (ST_ELEMREV_V4SI): New.
12510 (ST_ELEMREV_V8HI): New.
12511 (ST_ELEMREV_V16QI): New.
12514 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12515 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12516 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12517 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12518 (altivec_expand_builtin): Add handling for
12519 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12520 (rs6000_invalid_builtin): Add error-checking for
12521 RS6000_BTM_P9_VECTOR.
12522 (altivec_init_builtins): Define builtins used to implement vec_xl
12524 (rs6000_builtin_mask_names): Define power9-vector.
12525 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12526 (RS6000_BTM_P9_VECTOR): Define.
12527 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
12528 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
12529 (vsx_ld_elemrev_v2df): Likewise.
12530 (vsx_ld_elemrev_v4sf): Likewise.
12531 (vsx_ld_elemrev_v4si): Likewise.
12532 (vsx_ld_elemrev_v8hi): Likewise.
12533 (vsx_ld_elemrev_v16qi): Likewise.
12534 (vsx_st_elemrev_v2df): Likewise.
12535 (vsx_st_elemrev_v2di): Likewise.
12536 (vsx_st_elemrev_v4sf): Likewise.
12537 (vsx_st_elemrev_v4si): Likewise.
12538 (vsx_st_elemrev_v8hi): Likewise.
12539 (vsx_st_elemrev_v16qi): Likewise.
12540 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
12543 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
12545 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
12547 (simplify_control_stmt_condition_1): ... here. Recurse into
12548 BIT_AND_EXPRs and BIT_IOR_EXPRs.
12550 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
12553 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12554 (zero_extendqi<mode>2_dot): Revert earlier conversion from
12555 define_insn_and_split to define_insn.
12556 (zero_extendqi<mode>2_dot2): Same.
12557 (extendqi<mode>2_dot): Same.
12558 (extendqi<mode>2_dot2): Same.
12560 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12562 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
12563 (probe_stack): New expander.
12564 (probe_stack_<mode>): New insn pattern.
12566 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12568 * config/i386/i386.md
12569 (operations with memory inputs setting flags peephole2):
12570 Remove uneeded REG_P checks. Cleanup pattern generation.
12572 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
12574 * tree-vect-loop.c (vect_transform_loop): Fix
12575 nb_iterations_upper_bound computation for vectorized loop.
12577 2016-04-29 Marek Polacek <polacek@redhat.com>
12578 Jakub Jelinek <jakub@redhat.com>
12581 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
12582 TARGET_EXPR_SLOT as a base.
12584 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
12586 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
12587 with 'rCm2' constraints to limit possible immediate size.
12588 (*load_zeroextendqisi_update): Likewise.
12589 (*load_signextendqisi_update): Likewise.
12590 (*loadhi_update): Likewise.
12591 (*load_zeroextendhisi_update): Likewise.
12592 (*load_signextendhisi_update): Likewise.
12593 (*loadsi_update): Likewise.
12594 (*loadsf_update): Likewise.
12596 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12598 * config/i386/predicates.md (constm1_operand): Fix comparison.
12600 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12602 * testsuite/gcc.target/arc/ieee_eq.c: New test.
12604 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
12606 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
12607 remaining SH5 related settings.
12608 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
12609 shmedia_prepare_call_address): Delete.
12610 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
12611 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
12612 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
12613 UNSUPPORTED_SH2A): Remove m5 checks.
12614 (sh_divide_strategy_e): Remove SH5 division strategies.
12615 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
12616 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
12618 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12620 * config/s390/s390.c (s390_rtx_costs): Update documentation.
12622 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12624 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
12625 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
12626 Change lder to ldr.
12627 * config/s390/vector.md ("mov<mode>"): Likewise.
12629 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
12631 * config/s390/constraints.md ("U", "W"): Invoke
12632 s390_mem_constraint with "ZR" and "ZT".
12633 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
12634 addresses when using LRA. Accept also short displacements for S
12635 and T constraints. Do not check for long displacement target for
12636 S and T constraints.
12637 (s390_mem_constraint): Remove handling of U and W constraints.
12638 * config/s390/s390.md (various patterns): Remove the short
12639 displacement constraints (Q and R) if a long displacement
12640 constraint is present. Add longdisp as required CPU capability.
12641 * config/s390/vector.md: Likewise.
12642 * config/s390/vx-builtins.md: Likewise.
12644 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12647 * reload1.c (reload): Call finish_spills before
12648 restarting reload loop. Skip select_reload_regs
12649 if update_eliminables_and_spill returns true.
12651 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12653 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
12654 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12655 (umulhisi3_imm): Update predicates and constraint letters.
12656 (umulhisi3_reg): Declare instruction as commutative.
12657 * config/arc/constraints.md (J12, J16): New constraints.
12658 * config/arc/predicates.md (short_unsigned_const_operand): New
12660 (arc_short_operand): Likewise.
12661 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
12663 2016-04-29 Richard Biener <rguenther@suse.de>
12665 PR tree-optimization/13962
12666 PR tree-optimization/65686
12667 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
12668 * tree-ssa-alias.c (ptrs_compare_unequal): New function
12669 using PTA to compare pointers.
12670 * match.pd: Add pattern for pointer equality compare simplification
12671 using ptrs_compare_unequal.
12673 2016-04-29 Richard Biener <rguenther@suse.de>
12675 * stor-layout.c (layout_type): Do not build a pointer-to-element
12678 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12680 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
12681 Use SWI mode iterator. Use general_reg_operand predicate.
12682 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
12683 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
12686 2016-04-29 Jakub Jelinek <jakub@redhat.com>
12688 PR middle-end/70843
12689 * fold-const.c (operand_equal_p): Don't verify hash value equality
12691 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
12694 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12697 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
12698 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
12699 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
12700 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
12701 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
12703 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12705 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
12706 to info. Don't initialize separate fields to 0. Clean up
12709 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12711 * config/i386/i386.md (peephole2s for operations with memory inputs):
12712 Use SWI mode iterator.
12713 (peephole2s for operations with memory outputs): Ditto.
12714 Do not check for stack checking probe.
12716 (probe_stack): Remove expander.
12718 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12719 Andrew Burgess <andrew.burgess@embecosm.com>
12721 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
12722 operands as 32-bits.
12724 2016-04-28 Jason Merrill <jason@redhat.com>
12726 * gdbinit.in: Skip line-map.h.
12728 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12729 Andrew Burgess <andrew.burgess@embecosm.com>
12731 * config/arc/arc.c (arc_conditional_register_usage): Take
12732 TARGET_RRQ_CLASS into account.
12733 (arc_print_operand): Support printing 'p' and 's' operands.
12734 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
12736 (TARGET_RRQ_CLASS): Define.
12737 (IS_POWEROF2_OR_0_P): Define.
12738 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
12740 (*tst_movb): New define_insn.
12741 (*tst): Avoid recognition if it could prevent '*tst_movb'
12742 combination; replace c/CnL with c/Chs alternative.
12743 (*tst_bitfield_tst): New define_insn.
12744 (*tst_bitfield_asr): New define_insn.
12745 (*tst_bitfield): New define_insn.
12746 (andsi3_i): Add Rrq variant.
12747 (extzv): New define_expand.
12748 (insv): New define_expand.
12749 (*insv_i): New define_insn.
12750 (*movb): New define_insn.
12751 (*movb_signed): New define_insn.
12752 (*movb_high): New define_insn.
12753 (*movb_high_signed): New define_insn.
12754 (*movb_high_signed + 1): New define_split pattern.
12755 (*mrgb): New define_insn.
12756 (*mrgb + 1): New define_peephole2 pattern.
12757 (*mrgb + 2): New define_peephole2 pattern.
12758 * config/arc/arc.opt (mbitops): New option for nps400, uses
12759 TARGET_NPS_BITOPS_DEFAULT.
12760 * config/arc/constraints.md (q): Make register class conditional.
12761 (Rrq): New register constraint.
12762 (Chs): New constraint.
12763 (Clo): New constraint.
12764 (Chi): New constraint.
12765 (Cbf): New constraint.
12766 (Cbn): New constraint.
12767 (C18): New constraint.
12768 (Cbi): New constraint.
12770 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12772 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
12774 (bitmap_intersection_of_preds): Ditto.
12775 (bitmap_union_of_succs): Ditto.
12776 (bitmap_union_of_preds): Ditto.
12777 * sbitmap.c (do_popcount): Delete.
12778 (BITMAP_DEBUGGING): Delete.
12779 (sbitmap_verify_popcount): Delete.
12780 (sbitmap_alloc): Don't initialize the popcount field.
12781 (sbitmap_alloc_with_popcount): Delete.
12782 (sbitmap_resize): Don't resize the popcount array.
12783 (sbitmap_vector_alloc): Don't initialize the popcount field.
12784 (bitmap_copy): Don't copy the popcount array.
12785 (bitmap_clear): Don't clear the popcount array.
12786 (bitmap_clear): Delete the popcount array handling.
12787 (bitmap_ior_and_compl): Delete the popcount assert.
12788 (bitmap_not): Ditto.
12789 (bitmap_and_compl): Ditto.
12790 (bitmap_and): Delete the popcount array handling.
12791 (bitmap_xor): Ditto.
12792 (bitmap_ior): Ditto.
12793 (bitmap_or_and): Delete the popcount assert.
12794 (bitmap_and_or): Ditto.
12795 (popcount_table): Delete.
12796 (sbitmap_elt_popcount): Delete.
12797 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
12798 (bitmap_set_bit): Delete the popcount assert.
12799 (bitmap_clear_bit): Ditto.
12800 (sbitmap_free): Don't free the popcount array.
12801 (sbitmap_alloc_with_popcount): Delete declaration.
12802 (sbitmap_popcount): Ditto.
12804 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12805 Andrew Burgess <andrew.burgess@embecosm.com>
12807 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
12808 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
12809 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
12810 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
12811 * config/arc/arc.opt (mcmem): New option.
12812 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
12813 supply length for r/m alternative.
12814 (*extendqisi2_ac): Likewise.
12815 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
12817 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
12818 (movhi_insn): Likewise.
12819 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
12820 (*zero_extendqihi2_i): Add r/Ucm alternative.
12821 (*zero_extendqisi2_ac): Likewise.
12822 (*zero_extendhisi2_i): Likewise.
12823 * config/arc/constraints.md (Uex): New memory constraint.
12824 (Ucm): New define_constraint.
12825 * config/arc/predicates.md (long_immediate_loadstore_operand):
12826 Return 0 for MEM with cmem_address address.
12827 (cmem_address_0): New predicates.
12828 (cmem_address_1): Likewise.
12829 (cmem_address_2): Likewise.
12830 (cmem_address): Likewise.
12832 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12834 * config/rs6000/rs6000.c (machine_function): Rename
12835 insn_chain_scanned_p to spe_insn_chain_scanned_p.
12836 (rs6000_stack_info): Adjust.
12838 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12839 Andrew Burgess <andrew.burgess@embecosm.com>
12841 * config/arc/constraints.md (Usd): Convert to define_constraint.
12845 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12848 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
12849 Add new peephole2 where the first insn is *mov<mode>_or instead of
12850 *mov<mode>_internal.
12852 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
12854 * tracer.c (bb_seen): Make static.
12856 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
12858 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
12859 support, setup defaults.
12860 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
12861 * config/arc/arc.c (arc_init): Add NPS400 support.
12862 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
12863 (TARGET_ARC700): NPS400 is also an ARC700.
12864 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
12866 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12869 * config/nds32/nds32.md (casesi): Don't access the operands array
12872 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12874 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
12875 (or $-1,reg peephole2): Ditto.
12876 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
12878 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
12880 * doc/extend.texi (Common Function Attributes) [optimize]:
12881 Discourage use of the optimize attribute.
12883 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
12885 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
12886 special case builtin.
12887 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12888 ALTIVEC_BUILTIN_VEC_ADDE.
12889 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12890 support for ALTIVEC_BUILTIN_VEC_ADDE.
12891 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12892 for __builtin_vec_adde.
12894 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12896 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
12897 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
12899 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12902 * doc/sourcebuild.texi (Effective-Target Keywords, Other
12903 attributes): Document cilkplus_runtime.
12905 2016-04-28 Martin Jambor <mjambor@suse.cz>
12907 * tree-cfg.c (verify_expr): Verify that local declarations belong to
12908 this function. Call verify_expr on MEM_REFs and bases of other
12909 handled_components.
12911 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12913 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
12914 for WORD_REGISTER_OPERATIONS to runtime check.
12916 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12918 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
12920 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12922 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
12923 big-endian compilation.
12924 * config/arc/arc.md (addf3): Likewise.
12925 (subdf3): Likewise.
12926 (muldf3): Likewise.
12928 2016-04-28 Richard Biener <rguenther@suse.de>
12930 PR tree-optimization/70840
12931 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
12932 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
12933 Mark x * pow(x,c) -> pow(x,c+1) commutative.
12934 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
12936 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12938 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
12939 and explain why in a comment.
12941 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12943 * config/arc/arc.md (cpu_facility): Add fpx variant.
12944 (subdf3): Prohibit use reverse sub when assist operations option
12946 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
12947 instructions only when FPX is enabled.
12948 * testsuite/gcc.target/arc/trsub.c: New test.
12950 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12952 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
12953 mult_operator when calculating "type" attribute.
12954 (*fop_<mode>_1_i387): Ditto.
12955 (*fop_xf_1_i387): Ditto.
12956 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
12957 Use std::swap to swap operands. Use RTL expressions to generate
12960 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12961 Joern Rennecke <joern.rennecke@embecosm.com>
12963 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
12965 (emit_pic_move): Remove.
12966 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
12967 * config/arc/arc.c (emit_pic_move): Removed.
12968 (TARGET_HAVE_TLS): Define.
12969 (arc_conditional_register_usage): Test for arc_tp_regno.
12970 (arc_print_operand, arc_print_operand_address): Handle TLS
12972 (arc_needs_pcl_p): New function.
12973 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
12974 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
12975 (arc_raw_symbolic_reference_mentioned_p): Likewise.
12976 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
12977 (arc_legitimize_tls_address): Likewise.
12978 (DTPOFF_ZERO_SYM): Define.
12979 (arc_legitimize_pic_address): Make it static, handle TLS cases.
12980 (arc_output_pic_addr_const): Print TLS unspecs.
12981 (prepare_pic_move): New function, replaces emit_pic_move.
12982 (arc_legitimate_constant_p): Handle TLS unspecs.
12983 (arc_legitimate_address_p): Likewise.
12984 (arc_rewrite_small_data_p): Use assert for TLS constants.
12985 (prepare_move_operands): Use prepare_pic_move.
12986 (arc_legitimize_address): Legitimize tls addresses.
12987 (arc_epilogue_uses): Check for arc_tp_regno.
12988 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
12989 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
12991 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
12993 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
12994 %(arc_tls_extra_start_spec).
12995 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
12996 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
12998 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
12999 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
13000 (UNSPEC_TLS_OFF): Add.
13002 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
13003 (get_thread_pointersi): New patterns.
13004 * config/arc/arc.opt (mtp-regno): New option.
13005 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
13006 (move_dest_operand): Likewise.
13007 * configure: Regenerate.
13008 * configure.ac: Add arc*-*-* case to test for tls.
13009 * doc/invoke.texi (ARC options): Document mtp-regno.
13011 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13013 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
13014 the new ARC HS SIMD instructions.
13015 (arc_preferred_simd_mode): New function.
13016 (arc_autovectorize_vector_sizes): Likewise.
13017 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
13018 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
13019 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
13020 (arc_init_builtins): Add new SIMD builtin types.
13021 (arc_split_move): Handle 64 bit vector moves.
13022 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
13023 (TARGET_PLUS_QMACW): Define.
13024 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
13025 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
13026 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
13027 (VSUBADD4H): New builtins.
13028 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
13029 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
13031 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
13032 Matthias Klose <doko@debian.org>
13034 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
13036 2016-04-28 Richard Biener <rguenther@suse.de>
13038 PR middle-end/70777
13039 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
13042 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
13044 * common/config/sh/sh-common.c: Remove SH5 support.
13045 * config/sh/constraints.md: Likewise.
13046 * config/sh/config/sh/elf.h: Likewise.
13047 * config/sh/linux.h: Likewise.
13048 * config/sh/netbsd-elf.h: Likewise.
13049 * config/sh/predicates.md: Likewise.
13050 * config/sh/sh-c.c: Likewise.
13051 * config/sh/sh-protos.h: Likewise.
13052 * config/sh/sh.c: Likewise.
13053 * config/sh/sh.h: Likewise.
13054 * config/sh/sh.md: Likewise.
13055 * config/sh/sh.opt: Likewise.
13056 * config/sh/sync.md: Likewise.
13057 * config/sh/sh64.h: Delete.
13058 * config/sh/shmedia.h: Likewise.
13059 * config/sh/shmedia.md: Likewise.
13060 * config/sh/sshmedia.h: Likewise.
13061 * config/sh/t-netbsd-sh5-64: Likewise.
13062 * config/sh/t-sh64: Likewise.
13063 * config/sh/ushmedia.h: Likewise.
13065 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13067 * config/i386/i386.md (sign_extend to memory peephole2s): Use
13068 general_reg_operand instead of register_operand predicate.
13070 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13072 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
13074 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
13076 * match.pd (A - B > A, A + B < A): New transformations.
13078 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
13080 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
13081 which defaults to true. Emit an outer pair of parentheses only if
13082 EMIT_PARENS. When continuing a chain of && or || (or & or |),
13083 don't emit parentheses for the right-hand operand.
13085 2016-04-27 Jeff Law <law@redhat.com>
13087 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
13089 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13091 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
13092 (altivec_lvx_<mode>_internal): Document.
13093 (altivec_lvx_<mode>_2op): New define_insn.
13094 (altivec_lvx_<mode>_1op): Likewise.
13095 (altivec_lvx_<mode>_2op_si): Likewise.
13096 (altivec_lvx_<mode>_1op_si): Likewise.
13097 (altivec_stvx_<mode>): Remove.
13098 (altivec_stvx_<mode>_internal): Document.
13099 (altivec_stvx_<mode>_2op): New define_insn.
13100 (altivec_stvx_<mode>_1op): Likewise.
13101 (altivec_stvx_<mode>_2op_si): Likewise.
13102 (altivec_stvx_<mode>_1op_si): Likewise.
13103 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13104 Expand vec_ld and vec_st during parsing.
13105 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
13107 (altivec_expand_stvx_be): Likewise.
13108 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
13109 address-masking behavior in RTL.
13110 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
13111 address-masking behavior in RTL.
13112 (altivec_expand_builtin): Change builtin code arguments for calls
13113 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
13114 (insn_is_swappable_p): Avoid incorrect swap optimization in the
13115 presence of lvx/stvx patterns.
13116 (alignment_with_canonical_addr): New function.
13117 (alignment_mask): Likewise.
13118 (find_alignment_op): Likewise.
13119 (recombine_lvx_pattern): Likewise.
13120 (recombine_stvx_pattern): Likewise.
13121 (recombine_lvx_stvx_patterns): Likewise.
13122 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
13123 stvx patterns from expand.
13124 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
13126 (vector_altivec_store_<mode>): Likewise.
13128 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
13130 * config/aarch64/aarch64.md
13131 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
13132 remove the "fp" attributes.
13133 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
13134 add the "simd" attributes.
13135 (*movdf_aarch64): Likewise.
13136 (*movtf_aarch64): Remove the "fp" attributes.
13137 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
13138 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
13140 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13142 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
13143 rtx to rtx_code_label *.
13144 * rtl.h (maybe_set_first_label_num): Likewise.
13146 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13148 * df-core.c (df_add_problem): Make the problem param be const.
13149 (df_remove_problem): Make local "problem" be const.
13150 * df-problems.c (problem_RD): Make const.
13151 (problem_LR): Likewise.
13152 (problem_LIVE): Likewise.
13153 (problem_MIR): Likewise.
13154 (problem_CHAIN): Likewise.
13155 (problem_WORD_LR): Likewise.
13156 (problem_NOTE): Likewise.
13157 (problem_MD): Likewise.
13158 * df-scan.c (problem_SCAN): Likewise.
13159 * df.h (struct df_problem): Make field "dependent_problem" be
13161 (struct dataflow): Likewise for field "problem".
13162 (df_add_problem): Make param const.
13164 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13166 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
13167 inter-unit moves to/from vector registers are enabled. Do not disable
13170 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13172 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
13173 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
13175 (enum df_problem_id): ...this new enum.
13176 (struct df_problem): Convert field "id" from "int" to
13177 enum df_problem_id.
13179 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13181 * rtl.def: Update comment for "things in the instruction chain" to
13182 reflect the removal of the leading "i" field for INSN_UID in
13183 r210360. Fix bogus apostrophe.
13185 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13187 * config/i386/i386.md
13188 (lea arith with mem operand + setcc peephole2): Set operator mode.
13190 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
13193 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
13194 (dimode_scalar_to_vector_candidate_p): This.
13195 (timode_scalar_to_vector_candidate_p): New function.
13196 (scalar_to_vector_candidate_p): Likewise.
13197 (timode_check_non_convertible_regs): Likewise.
13198 (timode_remove_non_convertible_regs): Likewise.
13199 (remove_non_convertible_regs): Likewise.
13200 (remove_non_convertible_regs): Renamed to ...
13201 (dimode_remove_non_convertible_regs): This.
13202 (scalar_chain::~scalar_chain): Make it virtual.
13203 (scalar_chain::compute_convert_gain): Make it pure virtual.
13204 (scalar_chain::mark_dual_mode_def): Likewise.
13205 (scalar_chain::convert_insn): Likewise.
13206 (scalar_chain::convert_registers): Likewise.
13207 (scalar_chain::add_to_queue): Make it protected.
13208 (scalar_chain::emit_conversion_insns): Likewise.
13209 (scalar_chain::replace_with_subreg): Likewise.
13210 (scalar_chain::replace_with_subreg_in_insn): Likewise.
13211 (scalar_chain::convert_op): Likewise.
13212 (scalar_chain::convert_reg): Likewise.
13213 (scalar_chain::make_vector_copies): Likewise.
13214 (scalar_chain::convert_registers): New pure virtual function.
13215 (class dimode_scalar_chain): New class.
13216 (class timode_scalar_chain): Likewise.
13217 (scalar_chain::mark_dual_mode_def): Renamed to ...
13218 (dimode_scalar_chain::mark_dual_mode_def): This.
13219 (timode_scalar_chain::mark_dual_mode_def): New function.
13220 (timode_scalar_chain::convert_insn): Likewise.
13221 (dimode_scalar_chain::convert_registers): Likewise.
13222 (scalar_chain::compute_convert_gain): Renamed to ...
13223 (dimode_scalar_chain::compute_convert_gain): This.
13224 (scalar_chain::replace_with_subreg): Renamed to ...
13225 (dimode_scalar_chain::replace_with_subreg): This.
13226 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
13227 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
13228 (scalar_chain::make_vector_copies): Renamed to ...
13229 (dimode_scalar_chain::make_vector_copies): This.
13230 (scalar_chain::convert_reg): Renamed to ...
13231 (dimode_scalar_chain::convert_reg ): This.
13232 (scalar_chain::convert_op): Renamed to ...
13233 (dimode_scalar_chain::convert_op): This.
13234 (scalar_chain::convert_insn): Renamed to ...
13235 (dimode_scalar_chain::convert_insn): This.
13236 (scalar_chain::convert): Call convert_registers.
13237 (convert_scalars_to_vector): Change to scalar_chain pointer to
13238 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
13239 in 32-bit mode. Delete scalar_chain pointer. Call
13240 free_dominance_info in 64-bit mode.
13241 (pass_stv::gate): Remove TARGET_64BIT check.
13242 (ix86_option_override): Put the 64-bit STV pass before the CSE
13245 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
13247 * dwarf2out.h (struct dw_loc_descr_node): Remove the
13248 dw_loc_frame_offset field.
13249 * dwarf2out.c (new_loc_descr): Likewise.
13250 (resolve_args_picking_1): Turn the VISITED hash set into a
13251 FRAME_OFFSET hash map. Use it to associate a frame offset to
13252 visited nodes. Remove uses of the CHECKING_P macro.
13253 (resolve_args_picking): Update call to resolve_args_picking_1.
13255 2016-04-27 Martin Liska <mliska@suse.cz>
13257 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
13258 (free_loop_data): Release vuses of groups.
13260 2016-04-27 Bin Cheng <bin.cheng@arm.com>
13262 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
13263 instead of redundant use_id and boolean have_use_for.
13264 (struct iv_use): Change sub_id into group_id. Remove field next.
13265 Move fields: related_cands, n_map_members, cost_map and selected
13267 (struct iv_group): ... here. New structure.
13268 (struct iv_common_cand): Use structure declaration directly.
13269 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
13270 (MAX_CONSIDERED_USES): Rename macro to ...
13271 (MAX_CONSIDERED_GROUPS): ... here.
13272 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
13273 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
13274 (dump_uses): Rename to ...
13275 (dump_groups): ... here. Update all uses.
13276 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
13277 (find_induction_variables): Refactor format of dump information.
13278 (record_sub_use): Delete.
13279 (record_use): Update all uses.
13280 (record_group): New function.
13281 (record_group_use, find_interesting_uses_op): Call above functions.
13283 (find_interesting_uses_cond): Ditto.
13284 (group_compare_offset): New function.
13285 (split_all_small_groups): Rename to ...
13286 (split_small_address_groups_p): ... here. Update all uses.
13287 (split_address_groups): Update all uses.
13288 (find_interesting_uses): Refactor format of dump information.
13289 (add_candidate_1): Update all uses. Remove redundant check on iv,
13291 (add_candidate, record_common_cand): Remove redundant assert.
13292 (add_iv_candidate_for_biv): Update use.
13293 (add_iv_candidate_derived_from_uses): Update all uses.
13294 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
13295 (alloc_use_cost_map): Ditto.
13296 (set_use_iv_cost, get_use_iv_cost): Rename to ...
13297 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
13298 (determine_use_iv_cost_generic): Ditto.
13299 (determine_group_iv_cost_generic): Ditto.
13300 (determine_use_iv_cost_address): Ditto.
13301 (determine_group_iv_cost_address): Ditto.
13302 (determine_use_iv_cost_condition): Ditto.
13303 (determine_group_iv_cost_cond): Ditto.
13304 (determine_use_iv_cost): Ditto.
13305 (determine_group_iv_cost): Ditto.
13306 (set_autoinc_for_original_candidates): Update all uses.
13307 (find_iv_candidates): Update all uses. Refactor dump information.
13308 (determine_use_iv_costs): Ditto.
13309 (determine_iv_costs): Ditto.
13310 (iv_ca_cand_for_use): Rename to ...
13311 (iv_ca_cand_for_group): ... here. Update all uses.
13312 (iv_ca_add_use, iv_ca_add_group): Ditto.
13313 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
13314 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
13315 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
13316 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
13317 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
13318 (create_new_iv, adjust_iv_update_pos): Ditto.
13319 (rewrite_use_address): Delete.
13320 (rewrite_use_address_1): Rename to ...
13321 (rewrite_use_address): ... here.
13322 (rewrite_use_compare): Update all uses.
13323 (rewrite_use): Delete.
13324 (rewrite_uses): Rename to ...
13325 (rewrite_groups): ... here. Update all uses.
13326 (remove_unused_ivs, free_loop_data): Update all uses.
13327 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
13329 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13331 * rtlanal.c (nonzero_bits1): Convert preprocessor check
13332 for WORD_REGISTER_OPERATIONS to runtime check.
13334 2016-04-27 Richard Biener <rguenther@suse.de>
13337 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
13338 aggregate_value_p to determine if a function result is
13339 returned by reference.
13340 (ipa_pta_execute): Functions having their address taken are
13341 not automatically nonlocal.
13343 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13346 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
13347 * fold-const.c (operand_equal_p): If flag_checking and
13348 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
13349 and if it returns non-zero, assert iterative_hash_expr on both
13352 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13354 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
13356 2016-04-27 Nick Clifton <nickc@redhat.com>
13358 PR middle-end/49889
13359 * varasm.c (merge_weak): Generate an error if an attempt is made
13360 to convert a non-weak static function into a weak, public function.
13362 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13364 * params.def (MAX_PARTITION_SIZE): New param.
13365 * doc/invoke.texi: Document lto-max-partition.
13367 2016-04-27 Richard Biener <rguenther@suse.de>
13370 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
13371 function cummulating used_from_other_partition, externally_visible
13372 and force_output from aliases.
13373 (refered_from_nonlocal_var): Likewise.
13374 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
13375 node flags properly.
13377 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13379 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
13380 (-Wmemset-elt-size): New item.
13382 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
13385 * stor-layout.h (internal_reference_types): Delete.
13386 * stor-layout.c (reference_types_internal): Likewise.
13387 (internal_reference_types): Likewise.
13388 (layout_type) <REFERENCE_TYPE>: Adjust.
13390 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13393 * tree.h (inchash::add_expr): Add FLAGS argument.
13394 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
13395 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
13396 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
13397 Formatting fix. Adjust recursive calls. For tcc_comparison,
13398 if swap_tree_comparison (code) is smaller than code, hash that
13399 and arguments in the other order. Hash CONVERT_EXPR the same
13400 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
13401 of ADDR_EXPR of decl as the decl itself. Add or remove
13402 OEP_ADDRESS_OF from recursive flags as needed. For
13403 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
13404 operands commutatively and only the third one normally.
13405 For internal CALL_EXPR hash in CALL_EXPR_IFN.
13407 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
13409 * config/rtems.h (LIB_SPEC): Add -latomic.
13411 2016-04-27 Joel Sherrill <joel@rtems.org>
13413 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
13414 xilink.ld and flags not relevant to RTEMS.
13416 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
13418 * toplev.c (backend_init_target): Avoid calling init_reload when using
13421 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13423 * reorg.c (try_merge_delay_insns): Declare i and j inside the
13424 for loops rather than one for the whole function.
13426 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13428 * match.pd (X + CST CMP X): New transformation.
13430 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13432 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13433 * fold-const.c (fold_binary_loc): Remove 2 transformations
13434 superseded by match.pd.
13435 * match.pd (x+x -> x*2): Generalize to integers.
13437 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13439 * config/i386/i386.md (operation on memory peephole): Duplicate an
13440 existing peephole and adapt it to match lea rather than an operation
13443 PR rtl-optimization/57193
13444 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13446 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13448 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13450 * tree-if-conv.c (any_pred_load_store): New static variable.
13451 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13452 any_pred_load_store instead of and_mask_load_store.
13453 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13454 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13455 (combine_blocks, tree_if_conversion): Ditto.
13457 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13459 PR tree-optimization/70771
13460 PR tree-optimization/70775
13461 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13462 virtual PHI nodes. Delete parameter.
13463 (if_convertible_loop_p_1): Delete argument to above function.
13464 (predicate_all_scalar_phis): Delete code handling single-argument
13466 (tree_if_conversion): Mark and update virtual SSA.
13468 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13471 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13472 (x86_elf_aligned_common): Rename to ...
13473 (x86_elf_aligned_decl_common): ... this.
13474 Add decl arg. Switch to .lbss for largecomm object. Use
13475 LARGECOMM_SECTION_ASM_OP.
13476 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13478 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13479 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13481 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13482 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13484 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13487 * config/i386/i386.c (SECTION_LARGE): Define.
13488 (x86_64_elf_select_section): Set it for large data/bss sections.
13489 Only clear SECTION_WRITE for .lrodata.
13490 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13492 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13493 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13494 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13496 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13497 * doc/tm.texi: Regenerate.
13499 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13502 * configure.ac (--enable-checking): Document extra flag, for
13503 non-release builds default to --enable-checking=yes,extra.
13504 If misc checking and extra checking, define CHECKING_P to 2 instead
13506 * common.opt (fchecking=): Add.
13507 * doc/invoke.texi (-fchecking=): Document.
13508 * doc/install.texi: Document --enable-checking changes.
13509 * configure: Regenerated.
13510 * config.in: Regenerated.
13512 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13514 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13515 attribute instead of which_alternative.
13516 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13517 Use EXT_REX_SSE_REG_P where appropriate.
13519 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13521 * config/i386/predicates.md (const0_operand): Do not match
13522 const_wide_int code.
13523 (const1_operand): Ditto.
13525 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13527 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
13528 for SSE constm1 operands and TARGET_AVX512VL.
13529 (*movti_internal): Ditto.
13530 (*mov<mode>_or): Use constm1_operand predicate.
13531 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
13532 for SSE vector_all_ones operands and TARGET_AVX512VL.
13533 * config/i386/predicates.md (constm1_operand): New predicate.
13534 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
13535 emission of constant -1 load.
13537 2016-04-25 Jason Merrill <jason@redhat.com>
13539 * gdbinit.in: Skip is-a.h.
13541 * attribs.c (register_scoped_attributes): Fix logic.
13542 * attribs.h: Declare register_scoped_attributes.
13544 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13546 * config/rs6000/rs6000-builtin.def: Correct pasto error for
13547 stxvd2x and stxvw4x built-in functions.
13549 2016-04-25 DJ Delorie <dj@redhat.com>
13551 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
13552 (ashrhi3): Likewise.
13553 (lshrhi3): Likewise.
13555 2016-04-25 Richard Biener <rguenther@suse.de>
13557 PR tree-optimization/70780
13558 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
13559 wasn't visited yet.
13560 (compute_antic): Mark blocks with abnormal preds as visited as
13561 they have a final empty antic-in solution already.
13563 2016-04-25 Michael Collison <michael.collison@linaro.org>
13565 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
13567 2016-04-25 Michael Collison <michael.collison@linaro.org>
13569 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
13570 mode is VQI to improve mixed mode vectorization.
13571 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
13572 define_insn to match low half of signed vaddw.
13573 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
13574 define_insn to match high half of signed vaddw.
13575 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
13576 define_insn to match low half of unsigned vaddw.
13577 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
13578 define_insn to match high half of unsigned vaddw.
13579 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
13580 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13581 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
13583 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13584 * config/arm/predicates.md (vect_par_constant_high): Support
13585 big endian and simplify by calling
13586 arm_simd_check_vect_par_cnst_half
13587 (vect_par_constant_low): Likewise.
13589 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13591 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
13592 predicate for operand 2.
13594 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
13595 H.J. Lu <hongjiu.lu@intel.com>
13597 * config/i386/i386-protos.h (standard_sse_constant_p): Add
13598 machine_mode argument.
13599 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
13600 constm1_rtx operands. For VOIDmode constants, get mode from
13601 pred_mode. Check mode size if the mode is supported by ABI.
13602 (standard_sse_constant_opcode): Do not use standard_constant_p.
13603 Strictly check ABI support for all-ones operands.
13604 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
13605 immediates. Update calls to standard_sse_constant_p.
13606 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
13607 (ix86_rtx_costs): Ditto.
13608 * config/i386/i386.md (*movxi_internal_avx512f): Use
13609 nonimmediate_or_sse_const_operand instead of vector_move_operand.
13610 Use (v,BC) alternative instead of (v,C). Use register_operand
13611 checks instead of MEM_P.
13612 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
13613 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
13614 isa attribute. Use register_operand checks instead of MEM_P.
13615 (*movti_internal): Use nonimmediate_or_sse_const_operand for
13616 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
13617 alternative and corresponding sse2 isa attribute.
13618 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
13619 to standard_sse_constant_p.
13620 (FP constant splitters): Ditto.
13621 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
13623 * config/i386/predicates.md (constm1_operand): Remove.
13624 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
13625 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
13626 vector_all_ones_operand instead of constm1_operand.
13628 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13630 * print-rtl.c (print_rtx_insn_vec): New function.
13631 * print-rtl.h: New prototype.
13632 * store-motion.c (struct st_expr): Make avail_stores a vector.
13633 (st_expr_entry): Adjust.
13634 (free_st_expr_entry): Likewise.
13635 (print_store_motion_mems): Likewise.
13636 (find_moveable_store): Likewise.
13637 (compute_store_table): Likewise.
13638 (delete_store): Likewise.
13639 (build_store_vectors): Likewise.
13641 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13643 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
13645 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13647 * vec.h (vec_safe_contains): New function.
13648 (vec::contains): Likewise.
13649 (vec::begin): Likewise.
13650 (vec::end): Likewise.
13652 2016-04-23 Jakub Jelinek <jakub@redhat.com>
13655 * cfgexpand.c (expand_stack_vars): Fix typo.
13657 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13659 * system.h (list, map, set, vector): Include conditionally.
13660 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
13661 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
13662 * ipa-icf.c (INCLUDE_LIST): Define.
13663 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
13664 * config/sh/sh.c (INCLUDE_VECTOR): Define.
13665 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
13666 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
13667 * cp/logic.cc (INCLUDE_LIST): Define.
13668 * fortran/trans-common.c (INCLUDE_MAP): Define.
13670 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13672 * auto-profile.c: Remove <string.h> include.
13673 * ipa-icf-gimple.c: Remove <list> include.
13674 * diagnostic.c: Remove <new> include.
13675 * genmatch.c: Likewise.
13676 * pretty-print.c: Likewise.
13677 * toplev.c: Likewise
13678 * c/c-objc-common.c: Likewise.
13679 * cp/error.c: Likewise.
13680 * fortran/error.c: Likewise.
13682 2016-04-22 Richard Biener <rguenther@suse.de>
13684 * lto-streamer-in.c (input_ssa_names): Do not allocate
13685 GIMPLE_NOP for all SSA names.
13686 * lto-streamer-out.c (output_ssa_names): Do not output
13687 SSA names that should have been released.
13689 2016-04-22 Richard Biener <rguenther@suse.de>
13691 PR tree-optimization/70740
13692 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
13695 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
13698 * config/i386/predicates.md (call_insn_operand): Replace
13699 sibcall_memory_operand with memory_operand.
13701 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
13703 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
13704 has_single_use() tests.
13705 (register_edge_assert_for_1): Likewise.
13706 (find_assert_locations_1): Check the liveness bitmap instead of
13707 checking has_single_use().
13709 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
13712 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
13713 Extract AVX-512BW constraint from AVX.
13715 2016-04-21 Richard Biener <rguenther@suse.de>
13717 PR tree-optimization/70725
13718 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
13719 for phi_convertible_by_degenerating_args.
13720 (predicate_all_scalar_phis): Handle single-argument PHIs.
13722 2016-04-21 Richard Biener <rguenther@suse.de>
13724 PR middle-end/70747
13725 * fold-const.c (fold_comparison): Return properly typed
13728 2016-04-21 Bin Cheng <bin.cheng@arm.com>
13730 PR tree-optimization/70715
13731 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13732 after expanding BASE using expand_simple_operations.
13734 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13736 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
13737 New transformations.
13739 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13741 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
13743 2016-04-20 Jan Hubicka <jh@suse.cz>
13745 * ipa-inline.c (can_inline_edge_p): Pass caller info to
13746 ultiimate_alias_target.
13747 (update_callee_keys): Likewise.
13748 (lookup_recursive_calls): Likewise.
13749 (speculation_useful_p): Likewise.
13751 2016-04-20 Jan Hubicka <jh@suse.cz>
13754 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
13755 (set_nothrow_flag_1): ... this; handle interposition correctly;
13756 recurse on aliases and thunks.
13757 (cgraph_node::set_nothrow_flag): New.
13758 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
13759 functions compiled with non-call exceptions that binds to current
13761 (propagate_nothrow): Be safe WRT interposition.
13762 * cgraph.h (set_nothrow_flag): Update prototype.
13764 2016-04-18 Jan Hubicka <jh@suse.cz>
13766 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13767 max_loop_iterations_int.
13768 (tree_unswitch_outer_loop): Likewise.
13770 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13772 PR tree-optimization/69489
13773 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
13774 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
13775 Revise dump message.
13776 (if_convertible_bb_p): Remove check on edge count of basic block's
13779 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13781 PR tree-optimization/56625
13782 PR tree-optimization/69489
13783 * tree-data-ref.h (DR_INNERMOST): New macro.
13784 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
13785 hashing struct innermost_loop_behavior.
13786 (ref_DR_map): Remove.
13787 (innermost_DR_map): New map.
13788 (baseref_DR_map): Revise comment.
13789 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
13790 to innermost_DR_map accroding to its innermost loop behavior.
13791 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
13792 to its innermost loop behavior.
13793 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
13794 Add initialization for innermost_DR_map. Record memory reference
13795 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
13796 have innermost loop behavior.
13797 (if_convertible_loop_p): Remove release for ref_DR_map. Release
13800 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
13802 * config/i386/i386.md (*lea<mode>_general_1): Rename from
13803 *lea_general_1. Use explicit SWI12 mode interator.
13804 (*lea<mode>_general_2): Rename from *lea_general_2.
13805 Use explicit SWI12 mode interator.
13806 (*lea<mode>_general_3): Rename from *lea_general_3.
13807 Use explicit SWI12 mode interator.
13808 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
13809 Use explicit SWI12 mode interator.
13810 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
13811 Use explicit SWI48 mode interator.
13813 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13815 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13816 Short-cut unaligned load and store cases. Handle all integer
13818 (ix86_expand_vector_move_misalign): Short-cut unaligned load
13819 and store cases. Call ix86_avx256_split_vector_move_misalign
13820 directly without checking mode class.
13822 2016-04-20 Andrew Pinski <apinski@cavium.com>
13823 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13826 * config/aarch64/aarch64.md (sibcall): Force call
13827 address to be DImode for ILP32.
13828 (sibcall_value): Likewise.
13830 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13832 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
13834 2016-04-20 Richard Biener <rguenther@suse.de>
13836 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
13837 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
13838 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
13839 (maybe_push_res_to_seq): Adjust.
13840 * gimple-fold.c (maybe_build_generic_op): Likewise.
13842 2016-04-20 Marek Polacek <polacek@redhat.com>
13844 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
13847 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
13849 * config/i386/sse.md (vec_unpacks_lo_hi): Always
13850 use kmovw to support AVX512F target.
13852 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13854 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
13856 2016-04-20 Marek Polacek <polacek@redhat.com>
13858 PR tree-optimization/70725
13859 * tree-if-conv.c (is_false_predicate): New function.
13860 (predicate_mem_writes): Use it.
13862 2016-04-20 Richard Biener <rguenther@suse.de>
13864 PR tree-optimization/70726
13865 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
13866 shift amounts from a pattern stmt operand.
13868 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13871 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
13872 stack_restore_from_fpr pattern when restoring r15.
13873 (s390_optimize_prologue): Strip away the memory barrier in the
13874 parallel when trying to get rid of restore insns.
13875 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
13876 definition for loading the stack pointer from an FPR. Compared to
13877 the normal move insn this pattern includes a full memory barrier.
13879 2016-04-19 Jakub Jelinek <jakub@redhat.com>
13881 PR middle-end/70680
13882 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
13883 implicitly linear or lastprivate iterator on the outer context.
13885 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13887 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
13889 * config/i386/i386.md (ssememalign): Removed.
13890 * config/i386/sse.md: Remove ssememalign attribute from patterns.
13892 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13895 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
13896 const short * to __builtin_ia32_loaddquhi512_mask.
13897 (_mm512_maskz_loadu_epi16): Likewise.
13898 (_mm512_mask_storeu_epi16): Pass short * to
13899 __builtin_ia32_storedquhi512_mask.
13900 (_mm512_mask_loadu_epi8): Pass const char * to
13901 __builtin_ia32_loaddquqi512_mask.
13902 (_mm512_maskz_loadu_epi8): Likewise.
13903 (_mm512_mask_storeu_epi8): Pass char * to
13904 __builtin_ia32_storedquqi512_mask.
13905 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
13906 const double * to __builtin_ia32_loadupd512_mask.
13907 (_mm512_mask_loadu_pd): Likewise.
13908 (_mm512_maskz_loadu_pd): Likewise.
13909 (_mm512_storeu_pd): Pass double * to
13910 __builtin_ia32_storeupd512_mask.
13911 (_mm512_mask_storeu_pd): Likewise.
13912 (_mm512_loadu_ps): Pass const float * to
13913 __builtin_ia32_loadups512_mask.
13914 (_mm512_mask_loadu_ps): Likewise.
13915 (_mm512_maskz_loadu_ps): Likewise.
13916 (_mm512_storeu_ps): Pass float * to
13917 __builtin_ia32_storeups512_mask.
13918 (_mm512_mask_storeu_ps): Likewise.
13919 (_mm512_mask_loadu_epi64): Pass const long long * to
13920 __builtin_ia32_loaddqudi512_mask.
13921 (_mm512_maskz_loadu_epi64): Likewise.
13922 (_mm512_mask_storeu_epi64): Pass long long *
13923 to __builtin_ia32_storedqudi512_mask.
13924 (_mm512_loadu_si512): Pass const int * to
13925 __builtin_ia32_loaddqusi512_mask.
13926 (_mm512_mask_loadu_epi32): Likewise.
13927 (_mm512_maskz_loadu_epi32): Likewise.
13928 (_mm512_storeu_si512): Pass int * to
13929 __builtin_ia32_storedqusi512_mask.
13930 (_mm512_mask_storeu_epi32): Likewise.
13931 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
13932 char * to __builtin_ia32_storedquqi256_mask.
13933 (_mm_mask_storeu_epi8): Likewise.
13934 (_mm256_mask_loadu_epi16): Pass const short * to
13935 __builtin_ia32_loaddquhi256_mask.
13936 (_mm256_maskz_loadu_epi16): Likewise.
13937 (_mm_mask_loadu_epi16): Pass const short * to
13938 __builtin_ia32_loaddquhi128_mask.
13939 (_mm_maskz_loadu_epi16): Likewise.
13940 (_mm256_mask_loadu_epi8): Pass const char * to
13941 __builtin_ia32_loaddquqi256_mask.
13942 (_mm256_maskz_loadu_epi8): Likewise.
13943 (_mm_mask_loadu_epi8): Pass const char * to
13944 __builtin_ia32_loaddquqi128_mask.
13945 (_mm_maskz_loadu_epi8): Likewise.
13946 (_mm256_mask_storeu_epi16): Pass short * to.
13947 __builtin_ia32_storedquhi256_mask.
13948 (_mm_mask_storeu_epi16): Pass short * to.
13949 __builtin_ia32_storedquhi128_mask.
13950 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
13951 const double * to __builtin_ia32_loadupd256_mask.
13952 (_mm256_maskz_loadu_pd): Likewise.
13953 (_mm_mask_loadu_pd): Pass onst double * to
13954 __builtin_ia32_loadupd128_mask.
13955 (_mm_maskz_loadu_pd): Likewise.
13956 (_mm256_mask_storeu_pd): Pass double * to
13957 __builtin_ia32_storeupd256_mask.
13958 (_mm_mask_storeu_pd): Pass double * to
13959 __builtin_ia32_storeupd128_mask.
13960 (_mm256_mask_loadu_ps): Pass const float * to
13961 __builtin_ia32_loadups256_mask.
13962 (_mm256_maskz_loadu_ps): Likewise.
13963 (_mm_mask_loadu_ps): Pass const float * to
13964 __builtin_ia32_loadups128_mask.
13965 (_mm_maskz_loadu_ps): Likewise.
13966 (_mm256_mask_storeu_ps): Pass float * to
13967 __builtin_ia32_storeups256_mask.
13968 (_mm_mask_storeu_ps): ass float * to
13969 __builtin_ia32_storeups128_mask.
13970 (_mm256_mask_loadu_epi64): Pass const long long * to
13971 __builtin_ia32_loaddqudi256_mask.
13972 (_mm256_maskz_loadu_epi64): Likewise.
13973 (_mm_mask_loadu_epi64): Pass const long long * to
13974 __builtin_ia32_loaddqudi128_mask.
13975 (_mm_maskz_loadu_epi64): Likewise.
13976 (_mm256_mask_storeu_epi64): Pass long long * to
13977 __builtin_ia32_storedqudi256_mask.
13978 (_mm_mask_storeu_epi64): Pass long long * to
13979 __builtin_ia32_storedqudi128_mask.
13980 (_mm256_mask_loadu_epi32): Pass const int * to
13981 __builtin_ia32_loaddqusi256_mask.
13982 (_mm256_maskz_loadu_epi32): Likewise.
13983 (_mm_mask_loadu_epi32): Pass const int * to
13984 __builtin_ia32_loaddqusi128_mask.
13985 (_mm_maskz_loadu_epi32): Likewise.
13986 (_mm256_mask_storeu_epi32): Pass int * to
13987 __builtin_ia32_storedqusi256_mask.
13988 (_mm_mask_storeu_epi32): Pass int * to
13989 __builtin_ia32_storedqusi128_mask.
13990 * config/i386/i386-builtin-types.def (PCSHORT): New.
13991 (PINT64): Likewise.
13992 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
13993 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
13994 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
13995 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
13996 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
13997 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
13998 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
13999 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
14000 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
14001 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
14002 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
14003 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
14004 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
14005 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
14006 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
14007 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
14008 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
14009 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
14010 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
14011 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
14012 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
14013 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
14014 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
14015 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
14016 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
14017 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
14018 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
14019 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
14020 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
14021 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
14022 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
14023 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
14024 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
14025 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
14026 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
14027 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
14028 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
14029 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
14030 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
14031 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
14032 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
14033 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
14034 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
14035 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
14036 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
14037 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
14038 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
14039 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
14040 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
14042 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
14043 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
14045 (ix86_expand_vector_move_misalign): Likewise.
14046 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
14047 to scalar function prototype for unaligned load/store builtins.
14048 (ix86_expand_special_args_builtin): Updated.
14049 * config/i386/sse.md (UNSPEC_LOADU): Removed.
14050 (UNSPEC_STOREU): Likewise.
14051 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
14052 (VI_ULOADSTORE_F_AVX512VL): Likewise.
14053 (ssescalarsize): Handle V4TI, V2TI and V1TI.
14054 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14055 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14056 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
14057 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
14058 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
14059 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
14060 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
14061 (<avx512>_storedqu<mode>_mask): Likewise.
14062 (*sse4_2_pcmpestr_unaligned): Likewise.
14063 (*sse4_2_pcmpistr_unaligned): Likewise.
14064 (*mov<mode>_internal): Renamed to ...
14065 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
14066 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
14067 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
14068 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
14070 2016-04-19 Richard Biener <rguenther@suse.de>
14072 PR tree-optimization/70171
14073 * tree-ssa-phiprop.c: Include stor-layout.h.
14074 (phiprop_insert_phi): Handle the aggregate copy case.
14075 (propagate_with_phi): Likewise.
14077 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
14079 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
14080 instead of simplify_gen_subreg (... , 0).
14081 (ix86_delegitimize_address): Ditto.
14082 (ix86_split_divmod): Ditto.
14083 (ix86_split_copysign_const): Ditto.
14084 (ix86_split_copysign_var): Ditto.
14085 (ix86_expand_args_builtin): Ditto.
14086 (ix86_expand_round_builtin): Ditto.
14087 (ix86_expand_special_args_builtin): Ditto.
14088 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
14089 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
14090 (udivmodqi4): Ditto.
14091 (absneg splitters): Ditto.
14092 (*jcc_bt<mode>_1): Ditto.
14094 2016-04-19 Richard Biener <rguenther@suse.de>
14096 PR tree-optimization/70724
14097 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
14098 restoring out from ...
14099 (free_scc_vn): ... here.
14100 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
14101 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
14103 (pass_fre::execute): Restore SSA info.
14105 2016-04-19 Richard Biener <rguenther@suse.de>
14107 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
14108 * gimple-walk.c (walk_gimple_op): Initialize it.
14109 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
14110 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
14111 remapping SSA names of defs.
14112 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
14115 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
14117 PR middle-end/70689
14118 * lra-constraints.c (equiv_substition_p): New.
14119 (process_alt_operands): Use it.
14120 (swap_operands): Swap it.
14121 (curr_insn_transform): Update it.
14123 2016-04-18 Michael Matz <matz@suse.de>
14125 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
14126 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
14127 * tree-core.h (tree_type_common.align): Use bit-field.
14128 (tree_type_common.spare): New.
14129 (tree_decl_common.off_align): Make smaller.
14130 (tree_decl_common.align): Use bit-field.
14132 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
14133 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
14134 (scan_sharing_clauses): Ditto.
14135 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14136 (omp_finish_file): Ditto.
14137 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
14138 (layout_decl): Ditto.
14139 (relayout_decl): Ditto.
14140 (finalize_record_size): Use SET_TYPE_ALIGN.
14141 (finalize_type_size): Ditto.
14142 (finish_builtin_struct): Ditto.
14143 (layout_type): Ditto.
14144 (initialize_sizetypes): Ditto.
14145 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
14146 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
14147 (lookup_field_for_decl): Use SET_DECL_ALIGN.
14148 (get_chain_field): Ditto.
14149 (get_trampoline_type): Ditto.
14150 (get_nl_goto_field): Ditto.
14151 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
14153 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
14154 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
14155 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14156 (build_qualified_type): Use SET_TYPE_ALIGN.
14157 (build_aligned_type, build_range_type_1): Ditto.
14158 (build_atomic_base): Ditto.
14159 (build_common_tree_nodes): Ditto.
14160 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
14161 (expand_one_stack_var_at): Ditto.
14162 * coverage.c (build_var): Use SET_DECL_ALIGN.
14163 * except.c (init_eh): Ditto.
14164 * function.c (assign_parm_setup_block): Ditto.
14165 * symtab.c (increase_alignment_1): Ditto.
14166 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
14167 * tree-vect-stmts.c (ensure_base_align): Ditto.
14168 * varasm.c (align_variable): Ditto.
14169 (assemble_variable): Ditto.
14170 (build_constant_desc): Ditto.
14171 (output_constant_def_contents): Ditto.
14173 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
14174 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
14175 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
14176 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
14177 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
14179 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
14182 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
14183 replace %vmovsd with "%vmovq".
14184 (vec_concatv2df): Likewise.
14186 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
14188 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
14189 (*vec_extractv2si_0): Ditto.
14190 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
14191 (zero_extended_scalar_load_operand splitters): Ditto.
14192 (vec_extract splitters): Ditto.
14193 (*vec_extractv4si_0_zext): Ditto.
14194 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
14195 and lowpart_subreg.
14196 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
14197 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
14198 (*sse4_1_extractps): Use lowpart_subreg.
14199 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
14201 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14203 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
14205 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
14206 Mention Solaris 11 packaging changes.
14207 Update gas and gld requirements.
14208 Remove reference to pre-Solaris 10 bug.
14209 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
14211 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
14214 2016-04-17 Jan Hubicka <jh@suse.cz>
14216 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
14217 max_loop_iterations_int.
14219 2016-04-18 Richard Biener <rguenther@suse.de>
14221 PR tree-optimization/43434
14222 * tree-ssa-structalias.c (struct vls_data): New.
14223 (visit_loadstore): Handle all pointer-based accesses.
14224 (compute_dependence_clique): Compute a bitmap of restrict tags
14225 assigned bases and pass it to visit_loadstore.
14227 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
14230 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
14231 armv8.1-a and armv8.1-a+crc.
14233 2016-04-18 Richard Biener <rguenther@suse.de>
14235 PR tree-optimization/70701
14236 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
14237 references after translating through a memcpy.
14239 2016-04-18 Richard Biener <rguenther@suse.de>
14241 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
14242 (compute_antic): ... here. For partial antic use regular
14243 postorder and scrap iteration.
14244 (compute_partial_antic_aux): Remove unused return value.
14245 (init_pre): Do not allocate postorder.
14246 (fini_pre): Do not free postorder.
14248 2016-04-18 Richard Biener <rguenther@suse.de>
14250 PR middle-end/37870
14251 * expmed.c (extract_bit_field_1): Remove broken case
14252 using a wider MODE_INT mode.
14254 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
14256 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
14257 unless compiling with at least GCC-4.8.
14259 2016-04-17 Jan Hubicka <jh@suse.cz>
14262 * graphite.c (graphite_finalize): Update call to
14263 tree_estimate_probability.
14264 * predict.h (tree_estimate_probability): Update prototype.
14266 2016-04-17 Jan Hubicka <jh@suse.cz>
14268 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
14269 (tree_estimate_probability): Likewise.
14270 (pass_profile::execute): Update.
14271 (report_predictor_hitrates): New function.
14272 * profile.c (compute_branch_probabilities): Use it.
14273 * predict.h (report_predictor_hitrates): Declare.
14275 2016-04-17 Jan Hubicka <jh@suse.cz>
14278 * cgraph.h (cgraph_node::set_const_flag,
14279 cgraph_node::set_pure_flag): Update prototype to return bool;
14281 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
14282 of interposable symbol are interposable, too.
14283 (cgraph_set_const_flag_1): Rename to ...
14284 (set_const_flag_1): ... this one; change to self recursive function
14285 instead of call_for_symbol_thunks_and_aliases. Handle correctly
14286 clearnig the flag in all variants and also virtual thunks of const
14287 functions are pure; track if any change was done.
14288 (cgraph_node::set_const_flag): Update.
14289 (struct set_pure_flag_info): New struct.
14290 (cgraph_set_pure_flag_1): Rename to ...
14291 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
14292 rather than pointer encoded flags; track if any changes was done;
14293 handle correctly clearning flag and setting flag of aliases already
14295 (cgraph_node::set_pure_flag): Update.
14296 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
14298 2016-04-17 Tom de Vries <tom@codesourcery.com>
14301 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
14302 backslash in label.
14304 2016-04-17 Tom de Vries <tom@codesourcery.com>
14306 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
14307 '{}<> ' as escape-for-record.
14309 2016-04-17 Tom de Vries <tom@codesourcery.com>
14311 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
14314 2016-04-17 Tom de Vries <tom@codesourcery.com>
14317 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
14318 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
14319 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
14320 * passes.c (finish_optimization_passes): Only call
14321 finish_graph_dump_file if dfi->graph_dump_initialized.
14322 (execute_function_dump, pass_init_dump_file): Use
14323 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
14325 2016-04-17 Tom de Vries <tom@codesourcery.com>
14327 PR tree-optimization/70256
14328 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
14329 (debug_varmap): New function.
14331 2016-04-17 Tom de Vries <tom@codesourcery.com>
14334 * passes.c (pass_manager::register_pass): Propagate pflags.
14336 2016-04-17 Tom de Vries <tom@codesourcery.com>
14339 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
14340 * passes.c (pass_manager::pass_manager): Declare and init p_start in
14341 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
14342 check if it's equal to p_start.
14343 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
14345 2016-04-15 Jan Hubicka <jh@suse.cz>
14348 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
14349 function does not bind to current def.
14350 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
14351 handle conservatively calls to functions that does not need to bind
14353 (check_call): Update call of worse_state.
14354 (ignore_edge_for_nothrow): Update.
14355 (ignore_edge_for_pure_const): Likewise.
14356 (propagate_pure_const): Update calls to worse_state.
14357 (skip_function_for_local_pure_const): Reformat comments.
14359 2016-04-15 Jan Hubicka <jh@suse.cz>
14362 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
14363 (cgraph_node::function_symbol): Likewise.
14364 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14365 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
14366 (symtab_node::ultimate_alias_target): Add REF parameter.
14367 (symtab_node::binds_to_current_def_p): Declare.
14368 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
14369 (cgraph_node::function_symbol): Likewise.
14370 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14371 (cgraph_node::get_availability): Likewise.
14372 (cgraph_edge::binds_to_current_def_p): New inline function.
14373 (varpool_node::get_availability): Add REF parameter.
14374 (varpool_node::ultimate_alias_target): Likewise.
14375 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
14376 (symtab_node::binds_to_current_def_p): Likewise.
14377 * varpool.c (varpool_node::get_availability): Likewise.
14379 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14382 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
14383 Fix mode size check.
14385 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14387 * BASE-VER: Set to 7.0.0.
14389 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
14391 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
14393 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14395 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
14396 architecture revisions.
14398 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
14400 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
14401 * config/i386/i386.c (ix86_using_red_zone): No longer static.
14402 * config/i386/i386.md (stack decrement to push peepholes): Guard
14403 with !x86_using_red_zone ().
14405 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14408 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
14409 to dump_generic_node.
14410 (NIY): Pass also flags to do_niy.
14412 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
14414 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
14415 (simd_clone_vector_of_formal_parm_types)
14416 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
14417 (simd_clone_mangle, simd_clone_create)
14418 (simd_clone_adjust_return_type, create_tmp_simd_array)
14419 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
14420 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
14421 (ipa_simd_modify_function_body, simd_clone_linear_addend)
14422 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
14423 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
14424 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
14425 * omp-simd-clone.c: ... this new file.
14426 (simd_clone_vector_of_formal_parm_types): Make it static.
14427 * Makefile.in (OBJS): Add omp-simd-clone.o.
14429 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14432 * config/i386/sse.md: Use proper memory operand modifiers.
14435 2016-04-15 Richard Biener <rguenther@suse.de>
14436 Alan Modra <amodra@gmail.com>
14438 PR tree-optimization/70130
14439 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14440 when alignment stays not the same and no not use the realign
14443 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14446 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14447 direct move handlers for KFmode. Change TFmode handlers test from
14448 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14450 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14453 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14454 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14455 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14456 * tree-ssa-live.c (remove_unused_scope_block_p): When
14457 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14458 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14459 block_ultimate_origin is FUNCTION_DECL.
14460 (remove_unused_locals): If current_function_decl is
14461 polymorphic_ctor_dtor_p, pass initial true to
14462 remove_unused_scope_block_p' is_ctor_dtor_block.
14464 2016-04-14 Martin Sebor <msebor@redhat.com>
14469 * doc/extend.texi (Variable Length): Revert.
14471 2016-04-14 Marek Polacek <polacek@redhat.com>
14472 Jan Hubicka <hubicka@ucw.cz>
14475 * tree.c (verify_type): Disable the canonical type of main variant
14478 2016-04-14 Jason Merrill <jason@redhat.com>
14480 * cfgexpand.c, expr.c: Revert previous change.
14482 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14484 PR middle-end/70643
14485 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14486 when building a mem ref for the incoming reduction variable.
14488 2016-04-14 Richard Biener <rguenther@suse.de>
14490 PR tree-optimization/70614
14491 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14492 loop if the evolution dropped to chrec_dont_know.
14493 (interpret_condition_phi): Likewise.
14495 2016-04-14 Richard Biener <rguenther@suse.de>
14497 PR tree-optimization/70623
14498 * tree-ssa-pre.c (changed_blocks): Make global ...
14499 (compute_antic): ... local here. Move and fix worklist
14500 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14501 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14502 worklist handling, dump when ANTIC_IN changed.
14503 (compute_partial_antic_aux): Remove worklist handling.
14504 (init_pre): Do not compute post dominators. Add a comment about
14505 the CFG order chosen.
14506 (fini_pre): Do not free post dominators.
14508 2016-04-13 Martin Sebor <msebor@redhat.com>
14513 * doc/extend.texi (Variable Length): Document C++ specifics.
14515 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14518 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14519 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14520 eh edges have been purged.
14523 * tree-sra.c (create_access_replacement,
14524 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14526 * tree-pretty-print.c (dump_fancy_name): New function.
14527 (dump_decl_name, dump_generic_node): Use it.
14529 2016-04-13 Jason Merrill <jason@redhat.com>
14531 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
14532 * expr.c (expand_expr_real_1): Likewise.
14534 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
14536 * config/i386/i386.md (kunpckhi): Swap operands.
14537 (kunpcksi): Likewise.
14538 (kunpckdi): Likewise.
14539 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
14540 (vec_pack_trunc_<mode>): Likewise.
14542 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14545 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
14547 PR middle-end/70633
14548 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
14549 gimplification turns some element into non-constant.
14552 * rtl.h (convert_memory_address_addr_space_1): New prototype.
14553 * explow.c (convert_memory_address_addr_space_1): No longer static,
14554 add NO_EMIT argument and don't call convert_modes if true, pass
14555 it down recursively, remove break after return.
14556 (convert_memory_address_addr_space): Adjust caller.
14557 * simplify-rtx.c (simplify_unary_operation_1): Call
14558 convert_memory_address_addr_space_1 instead of convert_memory_address,
14559 if it returns NULL, don't simplify.
14561 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
14564 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
14566 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14568 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14569 Bump the upper SIMDLEN limits, so that if the return type or
14570 characteristic type if the return type is void can be passed in
14571 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
14574 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14577 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
14578 Do not use "=" constraint on an input constraint.
14579 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
14580 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
14581 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
14582 generates (neg (abs ...)) instead of (abs ...).
14584 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14586 PR rtl-optimization/70596
14587 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
14588 just invalidate LRA data and reset them. Adjust dump wording.
14590 2016-04-12 Martin Liska <mliska@suse.cz>
14593 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14595 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14597 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14598 max_loop_iterations_int.
14599 (tree_unswitch_outer_loop): Likewise.
14600 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14601 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14603 2016-04-12 Tom de Vries <tom@codesourcery.com>
14605 PR tree-optimization/68756
14606 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
14607 instead of new_name.
14609 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14611 PR tree-optimization/70602
14612 * tree-sra.c (generate_subtree_copies): Don't write anything into
14613 constant pool decls.
14615 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
14616 regardless whether there are depend clauses or not.
14618 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14621 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
14622 target attribute and pragma from changing the -mfloat128
14623 and -mfloat128-hardware options.
14625 * doc/extend.texi (Additional Floating Types): Document PowerPC
14626 __float128 restrictions.
14628 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14631 * config/aarch64/driver-aarch64.c
14632 (aarch64_get_extension_string_for_isa_flags): New.
14633 (arch_extension): Rename to...
14634 (aarch64_arch_extension): ...This.
14635 (ext_to_feat_string): Rename to...
14636 (aarch64_extensions): ...This.
14637 (aarch64_core_data): Keep track of architecture extension flags.
14638 (cpu_data): Rename to...
14639 (aarch64_cpu_data): ...This.
14640 (aarch64_arch_driver_info): Keep track of architecture extension
14642 (get_arch_name_from_id): Rename to...
14643 (get_arch_from_id): ...This, change return type.
14644 (host_detect_local_cpu): Update and reformat for renames, handle
14645 extensions through common infrastructure.
14647 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14650 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
14651 track of a canonical flag name.
14652 (all_extensions): Likewise.
14653 (arch_to_arch_name): Also track extension flags enabled by the arch.
14654 (all_architectures): Likewise.
14655 (aarch64_parse_extension): Move to here.
14656 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
14658 (aarch64_rewrite_selected_cpu): Update for above change.
14659 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
14660 are handled, such that the single explicit value enabled by an
14661 extension is kept seperate from the implicit values it also enables.
14662 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
14664 (aarch64_parse_extension): New.
14665 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
14666 here to config/aarch64/aarch64-protos.h.
14667 (aarch64_parse_extension): Move from here to
14668 common/config/aarch64/aarch64-common.c.
14669 (aarch64_option_print): Update.
14670 (aarch64_declare_function_name): Likewise.
14671 (aarch64_start_file): Likewise.
14672 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
14673 the canonical flag for extensions.
14674 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
14677 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14679 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
14682 2016-04-09 Tom de Vries <tom@codesourcery.com>
14684 PR tree-optimization/68953
14685 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
14686 first to last subscript.
14688 2016-04-09 Jakub Jelinek <jakub@redhat.com>
14690 PR tree-optimization/70586
14691 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
14694 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
14698 PR tree-optimization/70373
14699 PR middle-end/70533
14700 PR middle-end/70534
14701 PR middle-end/70535
14702 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
14703 clauses for acc parallel reductions as necessary. Error on those
14705 * omp-low.c (scan_sharing_clauses): Don't install variables which
14706 are used in acc parallel reductions.
14707 (lower_rec_input_clauses): Remove dead code.
14708 (lower_oacc_reductions): Add support for reference reductions.
14709 (lower_reduction_clauses): Remove dead code.
14710 (lower_omp_target): Don't remap variables appearing in acc parallel
14712 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
14714 2016-04-08 Jakub Jelinek <jakub@redhat.com>
14716 PR middle-end/70593
14717 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
14718 with multiple SSA_NAME defs, force the outputs other than first
14719 to be live before calling live_track_process_def on each output.
14721 PR rtl-optimization/70574
14722 * fwprop.c (forward_propagate_and_simplify): Don't add
14723 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
14724 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
14725 paradoxical subregs within *loc.
14727 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
14729 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
14730 -ftree-parallelize-loops={0,1}.
14731 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
14732 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
14733 * config/ia64/hpux.h (LIB_SPEC): Likewise.
14734 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
14735 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
14737 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
14740 * asan.c (instrument_derefs): If we get unknown location, extract it
14741 with EXPR_LOCATION.
14742 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
14744 2016-04-08 Tom de Vries <tom@codesourcery.com>
14746 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
14747 implicit firstprivate clause.
14749 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14752 * config/arm/thumb2.md (tst + branch-> lsls + branch
14753 peephole below *orsi_not_shiftsi_si): Require that condition
14754 register is dead after the peephole.
14755 (second peephole after the above): Likewise.
14757 2016-04-08 Alan Modra <amodra@gmail.com>
14760 * builtins.c (fold_builtin_classify): For IBM extended precision,
14761 look at just the high-order double to test for NaN.
14762 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
14763 test just the high double for Inf but both doubles for subnormal
14766 2016-04-07 Jakub Jelinek <jakub@redhat.com>
14768 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
14769 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
14770 node->simdclone->mask_mode != VOIDmode masks.
14771 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
14772 earlier, use it instead of node->simdclone.
14773 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14774 Set clonei->mask_mode.
14776 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14779 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
14780 Pass it through to cp_parser_already_scoped_statement.
14781 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
14782 it through to cp_parser_statement.
14783 (cp_parser_statement): Pass IF_P through to
14784 cp_parser_iteration_statement.
14785 (cp_parser_pragma): Adjust call to
14786 cp_parser_iteration_statement.
14788 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14791 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
14792 resolve a future -Wparentheses warning.
14793 * omp-low.c (scan_sharing_clauses): Likewise.
14794 * tree-parloops.c (eliminate_local_variables): Likewise.
14796 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
14798 PR rtl-optimization/70398
14799 * lra-constraints.c (process_address_1): Check zero scale and code
14800 for reloading with zero scale.
14802 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
14804 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
14805 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
14807 2016-04-06 Jakub Jelinek <jakub@redhat.com>
14809 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14810 Add support for AVX512F clones, include them by default for
14811 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
14812 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
14815 PR middle-end/70550
14816 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
14817 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
14818 firstprivate clauses.
14819 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
14820 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
14821 (lower_omp_target): Set TREE_NO_WARNING for
14822 non-addressable possibly uninitialized vars which are copied into
14823 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
14825 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
14827 * config/pa/predicates.md (integer_store_memory_operand): Accept
14828 REG+D operands with a large offset when reload_in_progress is true.
14829 (floating_point_store_memory_operand): Likewise.
14831 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14834 * match.pd (nested int casts): Limit to GIMPLE.
14836 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
14839 * ipa-devirt.c (maybe_record_node): Fix comment; use
14840 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
14842 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14844 PR rtl-optimization/70542
14845 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
14846 if there are any uses other than insn or debug insns.
14848 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
14849 Jakub Jelinek <jakub@redhat.com>
14851 PR tree-optimization/70509
14852 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
14853 Shift HOST_WIDE_INT_1U instead of 1.
14855 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
14857 PR tree-optimization/70509
14858 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
14859 of the vector base type for index.
14861 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
14866 2016-04-05 Richard Biener <rguenther@suse.de>
14868 PR tree-optimization/70526
14869 * tree-sra.c (build_ref_for_offset): Use prev_base to
14870 extract the alias pointer type.
14872 2016-04-05 Richard Biener <rguenther@suse.de>
14874 * dse.c (struct store_info): Remove alias_set member.
14875 (struct read_info_type): Likewise.
14876 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
14877 spill_deleted, clear_alias_set_lookup): Remove.
14878 (get_group_info): Remove dead base == NULL_RTX case.
14879 (dse_step0): Remove initialization of removed variables.
14880 (delete_dead_store_insn): Reomve alias set dumping.
14881 (free_read_records): Remove alias_set handling.
14882 (canon_address): Remove alias_set_out parameter.
14883 (record_store): Remove spill_alias_set, it's always zero.
14884 (check_mem_read_rtx): Likewise.
14885 (dse_step2): Rename from ...
14886 (dse_step2_nospill): ... this. Adjust.
14887 (scan_stores): Rename from ...
14888 (scan_stores_nospill): ... this.
14889 (scan_reads): Rename from ...
14890 (scan_reads_nospill): ... this.
14891 (scan_stores_spill, scan_reads_spill): Remove.
14892 (dse_step3_scan): Remove for_spills argument which is always false.
14893 (dse_step3): Likewise.
14894 (dse_step5): Rename from ...
14895 (dse_step5_nospill): ... this. Remove alias_set handling.
14896 (rest_of_handle_dse): Adjust.
14898 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14901 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
14902 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
14903 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
14904 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
14906 2016-04-05 Richard Biener <rguenther@suse.de>
14908 PR middle-end/70499
14909 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
14910 non-register type temporaries into SSA.
14912 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
14915 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
14916 calls when sanitizing.
14917 (possible_polymorphic_call_target_p): Fix formatting.
14919 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14920 Jakub Jelinek <jakub@redhat.com>
14922 PR middle-end/70457
14923 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
14924 to ensure a call statement is compatible with a built-in's
14926 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
14929 2016-04-04 Richard Biener <rguenther@suse.de>
14931 PR rtl-optimization/70484
14932 * rtl.h (canon_output_dependence): Declare.
14933 * alias.c (canon_output_dependence): New function.
14934 * dse.c (record_store): Use canon_output_dependence rather
14935 than canon_true_dependence.
14937 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14940 * cgraph.h (symtab_node::copy_visibility_from): New function.
14941 * symtab.c (symtab_node::copy_visibility_from): New function.
14942 * ipa-visibility.c (optimize_weakref): New function.
14943 (function_and_variable_visibility): Use it.
14945 2016-04-04 Martin Liska <mliska@suse.cz>
14948 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
14949 value that is really in range handled by SBR instruction.
14950 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
14951 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
14952 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
14954 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
14958 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
14959 set, but not for SP_REG operands.
14961 2016-04-02 Martin Sebor <msebor@redhat.com>
14964 * fold-const.c (maybe_nonzero_address): New function.
14965 (fold_comparison): Call it. Fold equality and relational
14966 expressions involving null pointers.
14967 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
14969 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
14971 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
14972 the "Y" constraint (scalar FP 0.0 immediate).
14974 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
14975 Add the "const_double" to the list of operand constraints.
14977 2016-04-01 Jakub Jelinek <jakub@redhat.com>
14979 PR rtl-optimization/70467
14980 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
14981 If low word of the last operand is 0, just emit addition/subtraction
14984 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14987 * config/s390/s390.c (s390_expand_insv): Check for everything
14988 constant instead of just VOIDmode stuff.
14990 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14993 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
14995 2016-04-01 Nathan Sidwell <nathan@acm.org>
14997 * tree.def (TRY_CATCH_EXPR): Correct documentation.
14999 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
15001 PR rtl-optimization/70461
15002 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
15005 2016-03-31 Martin Liska <mliska@suse.cz>
15008 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
15009 a tree value or an immediate integer value to a buffer
15010 that is eventually copied to a BRIG section.
15011 (emit_immediate_operand): Call the function here.
15012 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
15013 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
15014 of class' fields that are removed.
15015 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
15016 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
15017 m_brig_repr_size fields.
15019 2016-03-31 Martin Liska <mliska@suse.cz>
15022 * hsa-gen.c (hsa_function_representation::update_dominance): New
15024 (convert_addr_to_flat_segment): Likewise.
15025 (gen_hsa_memory_set): New alignment argument.
15026 (gen_hsa_ctor_assignment): Likewise.
15027 (gen_hsa_insns_for_single_assignment): Provide alignment
15028 to gen_hsa_ctor_assignment.
15029 (gen_hsa_insns_for_direct_call): Add new argument.
15030 (expand_lhs_of_string_op): New function.
15031 (expand_string_operation_builtin): Likewise.
15032 (expand_memory_copy): New function.
15033 (expand_memory_set): New function.
15034 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
15035 (convert_switch_statements): Change signature.
15036 (generate_hsa): Use a return value of the function.
15037 (pass_gen_hsail::execute): Do not call
15038 convert_switch_statements here.
15039 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
15040 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
15041 (hsa_function_representation::update_dominance): New function.
15043 2016-03-31 Martin Liska <mliska@suse.cz>
15046 * hsa-brig.c (emit_directive_variable): Emit alignment
15047 according to hsa_symbol::m_align.
15048 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
15049 (dump_hsa_symbol): Dump alignment of HSA symbols.
15050 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
15051 (gen_hsa_addr_with_align): New function.
15052 (hsa_bitmemref_alignment): Use newly added function.
15053 (gen_hsa_insns_for_load): Likewise.
15054 (gen_hsa_insns_for_store): Likewise.
15055 (gen_hsa_memory_copy): New argument added.
15056 (gen_hsa_insns_for_single_assignment): Respect
15057 alignment for assignments processed via gen_hsa_memory_copy.
15058 (gen_hsa_insns_for_direct_call): Likewise.
15059 (gen_hsa_insns_for_return): Likewise.
15060 (gen_function_def_parameters): Set default alignment.
15061 * hsa.c (hsa_object_alignment): New function.
15062 (hsa_byte_alignment): Pasted function.
15063 * hsa.h (hsa_symbol::m_align): New field.
15065 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15067 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
15068 scratch field for goto case.
15070 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
15072 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
15074 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
15077 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
15078 (scalar_chain::convert_insn): Call convert_op for reg
15079 moves to handle undefined registers.
15081 2016-03-31 Nathan Sidwell <nathan@acm.org>
15084 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
15085 Assert we don't want to move backwards.
15087 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
15090 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
15092 2016-03-31 Jakub Jelinek <jakub@redhat.com>
15094 PR rtl-optimization/70460
15095 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
15096 with operand from REG_LABEL_OPERAND, instead substitute
15097 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
15098 Don't do anything for REG_NON_LOCAL_GOTO jumps.
15100 2016-03-31 Martin Liska <mliska@suse.cz>
15102 * passes.c (execute_one_pass): Do not call
15103 todo_after for a discarded function.
15105 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15107 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
15108 (no_cost, infinite_cost): Initialize the new field.
15109 (get_computation_cost_at): Record setup cost.
15110 (determine_use_iv_cost_address): Skip cost computation for sub
15111 uses if we can estimate it without losing accuracy.
15113 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15115 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
15117 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15118 max_loop_iterations_int.
15119 (tree_unswitch_outer_loop): Likewise.
15120 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
15121 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
15123 2016-03-30 Richard Biener <rguenther@suse.de>
15125 PR middle-end/70450
15126 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
15128 2016-03-30 Jakub Jelinek <jakub@redhat.com>
15131 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
15132 in gen_blendm expander.
15134 2016-03-30 Nick Clifton <nickc@redhat.com>
15137 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
15138 case where we are already provided with an SImode SUBREG.
15140 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
15143 * config/i386/i386.c (ix86_expand_epilogue): Properly check
15144 conflict between DRAP register and __builtin_eh_return.
15146 2016-03-30 Michael Matz <matz@suse.de>
15147 Richard Biener <rguenther@suse.de>
15150 * ipa-polymorphic-call.c (struct type_change_info): Change
15151 speculative to an unsigned allowing to limit the work we do.
15152 (csftc_abort_walking_p): New inline function..
15153 (check_stmt_for_type_change): Limit the number of may-defs
15154 skipped for speculative devirtualization to
15155 max-speculative-devirt-maydefs.
15156 * params.def (max-speculative-devirt-maydefs): New param.
15157 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
15159 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
15162 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
15165 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
15167 PR tree-optimization/59124
15168 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
15169 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
15171 2016-03-29 Jeff Law <law@redhat.com>
15173 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
15175 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15177 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
15180 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
15182 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
15183 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
15184 gcrt0.o if linking dynamically.
15186 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15189 * ipa-devirt.c (methods_equal_p): New function.
15190 (compare_virtual_tables): Use it.
15191 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
15192 * cgraphclones.c (clone_function_name_1): Use
15193 symbol_table::symbol_suffix_separator.
15194 * coverage.c (build_var): Likewise.
15195 * symtab.c (symbol_table::symbol_suffix_separator): New.
15197 2016-03-29 Jakub Jelinek <jakub@redhat.com>
15199 PR rtl-optimization/70429
15200 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
15201 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
15202 mode != result_mode.
15205 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
15207 PR tree-optimization/70405
15208 * ssa-iterators.h (num_imm_uses): Add missing braces.
15210 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
15212 PR rtl-optimization/68695
15213 * ira-color.c (allocno_copy_cost_saving): New.
15214 (improve_allocation): Use it.
15216 2016-03-29 Richard Henderson <rth@redhat.com>
15218 PR middle-end/70355
15219 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
15221 2016-03-29 Richard Biener <rguenther@suse.de>
15223 PR middle-end/70424
15224 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
15225 use alignment returned by get_pointer_alignment_1 if it is
15226 bigger than BITS_PER_UNIT.
15227 * builtins.c (get_pointer_alignment_1): Do not return true
15228 for alignment extracted from SSA info.
15230 2016-03-28 James Bowman <james.bowman@ftdichip.com>
15232 * config/ft32/ft32.opt (mnodiv): New.
15233 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
15234 * doc/invoke.texi (FT32 Options -mnodiv): New.
15236 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
15239 * config/i386/i386.md (define_split, andn): Fix modes.
15241 2016-03-26 Richard Biener <rguenther@suse.de>
15242 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15245 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
15247 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
15248 as 2nd argument to cl_optimization_restore().
15250 2016-03-25 Richard Henderson <rth@redhat.com>
15253 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
15254 * config/aarch64/aarch64-protos.h: Declare it.
15255 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
15257 2016-03-25 Alan Modra <amodra@gmail.com>
15260 * config/rs6000/constraints.md (j): Simplify.
15261 * config/rs6000/predicates.md (easy_fp_constant): Exclude
15263 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
15264 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
15265 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
15266 in all constraint alternatives.
15267 (movtd_64bit_nodm): Delete "j" constraint alternative.
15269 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15271 * tree-ssa-propagate.c: Enhance docs for
15272 SSA_PROP_NOT_INTERESTING.
15274 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15276 * doc/extend.texi: Fix typo in documentation to pure attribute.
15278 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
15281 * config/pa/pa.md (bswapdi2): Use a scratch register.
15283 2016-03-24 Richard Henderson <rth@redhat.com>
15285 PR middle-end/69845
15286 * fold-const.c (extract_muldiv_1): Correct test for multiplication
15289 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
15291 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
15292 using ix86_expand_binary_operator instead of gen_andsi3.
15294 2016-03-24 Richard Biener <rguenther@suse.de>
15296 PR tree-optimization/70396
15297 * tree-vect-stmts.c (vectorizable_comparison): Use
15298 get_vectype_for_scalar_type.
15300 2016-03-24 Richard Biener <rguenther@suse.de>
15302 PR middle-end/70370
15303 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
15304 with register bases.
15306 2016-03-24 Richard Biener <rguenther@suse.de>
15308 PR tree-optimization/70372
15309 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
15310 build_all_ones_cst to also handle vector types correctly.
15312 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15315 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
15318 2016-03-23 Marek Polacek <polacek@redhat.com>
15321 * doc/invoke.texi: Document -Wignored-attributes.
15323 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15325 PR tree-optimization/69042
15326 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
15327 parameter from 30 to 40.
15329 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15331 PR tree-optimization/69042
15332 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
15333 for use with constant offset stripped in base.
15335 2016-03-23 Richard Biener <rguenther@suse.de>
15337 PR middle-end/70251
15338 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
15339 mode compatibility check.
15340 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15342 2016-03-23 Jeff Law <law@redhat.com>
15344 PR tree-optimization/64058
15345 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
15347 (struct ssa_conflicts): Move up earlier in the file.
15348 (conflicts_, var_map_): New static variables.
15349 (initialize_conflict_count): New function to initialize the
15350 CONFLICT_COUNT field for each conflict pair.
15351 (compare_pairs): Lazily initialize the conflict count and use it
15352 as the first tie-breaker.
15353 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
15354 and wipe conflicts_ and map_ around the call to qsort. Remove
15355 special case for 2 coalesce pairs.
15356 * bitmap.c (bitmap_count_unique_bits): New function.
15357 (bitmap_count_bits_in_word): New function, extracted from
15359 (bitmap_count_bits): Use bitmap_count_bits_in_word.
15360 * bitmap.h (bitmap_count_unique_bits): Declare it.
15362 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
15365 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
15366 transparent alias chain for decl assembler name.
15367 * config/sol2.c (solaris_assemble_visibility): Likewise.
15369 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15371 * config/arm/arm1020e.md (1020call_op): Reduce reservation
15373 (v10_fdivs): Likewise.
15374 (v10_fdivd): Likewise.
15376 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15379 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
15380 to not call fclose twice on file.
15382 2016-03-23 Jakub Jelinek <jakub@redhat.com>
15384 PR tree-optimization/70354
15385 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15386 oprnd0 is wider than oprnd1 and there is a cast from the wider
15387 type to oprnd1, mask it with the mask of the narrower type.
15390 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
15391 Optimize TARGET_STV splitters, if high or low word of last argument
15394 2016-03-22 Jeff Law <law@redhat.com>
15397 tree-ssa-threadbackward.c
15398 (fsm_find_control_statement_thread_paths): Correctly distinguish
15399 between old style jump threads vs FSM jump threads.
15401 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
15404 * config/i386/i386.c (scalar_chain::convert_op): Support
15405 uninitialized register usage case.
15407 2016-03-22 Richard Biener <rguenther@suse.de>
15409 PR middle-end/70251
15410 * genmatch.c (gen_transform): Adjust last parameter to a three-state
15412 (capture::gen_transform): ... to change behavior when substituting
15413 a condition into cond or not-cond expr context.
15414 (dt_simplify::gen_1): Adjust.
15415 * gimple-match-head.c: Include gimplify.h for unshare_expr.
15416 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
15417 last change and instead change to
15418 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
15419 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15421 2016-03-22 Anthony Green <green@moxielogic.com>
15423 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
15424 issue for moxiebox targets.
15425 (CC1PLUS_SPEC): Ditto.
15427 2016-03-22 Richard Biener <rguenther@suse.de>
15429 PR middle-end/70333
15430 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15433 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15435 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15437 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15440 * config/i386/i386.c (def_builtin): Handle
15441 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15443 (const struct builtin_description bdesc_special_args[]):
15444 Remove duplicate ISA bits.
15446 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15449 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15450 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15451 in a way that works also for AVX512BW.
15454 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15455 instead of source if operands[1] is xmm16 and above and
15456 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15457 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15460 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15461 on assign if (*from_p) is a comparison, set it to
15462 TREE_NO_WARNING (*from_p).
15464 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15466 PR middle-end/70326
15467 * lra.c (restore_scratches): Ignore deleted insns.
15469 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15470 Jakub Jelinek <jakub@redhat.com>
15472 PR tree-optimization/70317
15473 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15476 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15479 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15480 of ix86_expand_move.
15482 (movti): Use general_operand for operand 1 predicate.
15484 2016-03-21 Martin Liska <mliska@suse.cz>
15486 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15488 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15490 2016-03-21 Martin Liska <mliska@suse.cz>
15493 * ipa-icf.c (sem_function::parse): Skip static
15494 constructors and destructors.
15496 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15499 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15500 function-like macro, peek following token(s) if it is followed
15501 by CPP_OPEN_PAREN token with optional padding in between, and
15502 if not, don't treat it like a macro.
15504 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15505 Alexander Monakov <amonakov@ispras.ru>
15507 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15508 for the stabs debug format.
15510 2016-03-21 Richard Biener <rguenther@suse.de>
15512 PR tree-optimization/70310
15513 * tree-vect-generic.c (expand_vector_condition): Fold the built
15516 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15519 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15520 Block third alternative for AVX-512VL target,
15522 2016-03-21 Martin Liska <mliska@suse.cz>
15525 * hsa-brig.c (emit_function_directives): Mark unemitted
15526 global variables for emission.
15527 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
15528 (get_symbol_for_decl): Likewise.
15529 * hsa.h (struct hsa_symbol): New flag.
15531 2016-03-21 Richard Biener <rguenther@suse.de>
15533 PR tree-optimization/70288
15534 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
15535 we do not estimate unsimplified all-constant conditionals or
15536 switches as optimized away.
15538 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
15540 PR rtl-optimization/69102
15541 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
15542 when we have a readonly dependency context.
15544 2016-03-18 Jeff Law <law@redhat.com>
15546 PR rtl-optimization/70263
15547 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
15548 (update_equiv_regs): When trying to move a store to after the insn
15549 that sets the source of the store, make sure the store occurs after
15550 the insn that sets the source of the store. When successful note
15551 the REG_EQUIV note created in the dump file.
15553 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
15554 Bernd Schmidt <bschmidt@redhat.com>
15556 * doc/extend.texi: Document more potential problems with basic asms.
15558 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
15560 PR rtl-optimization/70278
15561 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
15564 2016-03-18 Jason Merrill <jason@redhat.com>
15566 * calls.c (load_register_parameters): Fix zero size sibcall logic.
15568 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
15570 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
15571 values to 128b regs.
15573 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15575 PR tree-optimization/70252
15576 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
15577 boolean vector has a proper number of elements.
15578 (supportable_narrowing_operation): Likewise.
15580 2016-03-18 Tom de Vries <tom@codesourcery.com>
15583 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
15585 2016-03-18 Jakub Jelinek <jakub@redhat.com>
15587 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
15588 instead of replace_rtx for DEBUG_INSNs.
15590 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15592 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
15593 load type reservations.
15595 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
15598 * config/pa/constraints.md: Revert 2015-02-13 change. Use
15599 define_constraint for "Q" and "T" constraints.
15601 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
15603 Tweak the pipeline model for Exynos M1
15605 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
15608 2016-03-17 David Malcolm <dmalcolm@redhat.com>
15611 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
15612 where one or both locations aren't within a line_map.
15614 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
15617 * opts.c (finish_options): Don't set flag_pie to the default if
15618 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
15621 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
15623 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
15624 true as ALL_REGS argument to replace_rtx.
15626 2016-03-17 Richard Biener <rguenther@suse.de>
15629 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
15632 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15635 * rtl.h (replace_rtx): Add ALL_REGS argument.
15636 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
15637 equality and assert mode is the same, instead of just rtx pointer
15639 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
15640 true as ALL_REGS argument to replace_rtx.
15642 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
15644 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
15645 for boolean vector with vector mode only.
15646 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15648 2016-03-17 Nick Clifton <nickc@redhat.com>
15651 * config/rx/rx.c (rx_print_integer): Print negative constants in
15654 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15657 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
15659 2016-03-16 Richard Henderson <rth@redhat.com>
15660 Richard Biener <rguenth@suse.de>
15662 PR middle-end/70240
15663 PR middle-end/68215
15665 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
15666 first operand as is_gimple_condexpr.
15668 PR middle-end/70240
15669 PR middle-end/68215
15671 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
15672 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
15673 Do not gimplify the result.
15674 (do_unop): Adjust call to tree_vec_extract.
15675 (do_binop): Likewise.
15676 (do_compare): Likewise.
15677 (do_plus_minus): Likewise.
15678 (do_negate): Likewise.
15679 (expand_vector_condition): Likewise.
15680 (do_cond): Likewise.
15682 2016-03-16 Richard Henderson <rth@redhat.com>
15685 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
15686 (aarch64_classify_address): Use it.
15687 (aarch64_legitimize_address): Force all subexpressions of PLUS
15688 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
15690 2016-03-16 Jakub Jelinek <jakub@redhat.com>
15691 Richard Biener <rguenth@suse.de>
15694 * rtlanal.c (replace_rtx): For REG, if from is a REG,
15695 return to even if only REGNO is equal, and assert
15698 2016-03-11 Jeff Law <law@redhat.com>
15700 PR rtl-optimization/70224
15701 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
15703 2016-03-16 Richard Henderson <rth@redhat.com>
15705 PR middle-end/70199
15706 * function.h (struct function): Add has_forced_label_in_static.
15707 * gimplify.c (force_labels_r): Set it.
15708 * lto-streamer-in.c (input_struct_function_base): Read it.
15709 * lto-streamer-out.c (output_struct_function_base): Write it.
15710 * tree-inline.c (has_label_address_in_static_1): Remove.
15711 (copy_forbidden): Remove fndecl parameter; test
15712 has_forced_label_in_static.
15713 (inline_forbidden_p): Update call to copy_forbidden.
15714 (tree_versionable_function_p): Likewise.
15715 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
15716 (chkp_versioning): Likewise.
15717 * tree-inline.h (copy_forbidden): Update decl.
15719 2016-03-16 Marek Polacek <polacek@redhat.com>
15722 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
15723 function being thunked if the result type doesn't have fixed size.
15724 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
15725 doesn't have fixed size.
15727 2016-03-16 Bin Cheng <bin.cheng@arm.com>
15729 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
15730 reporting malformed loop nest.
15732 2016-03-16 Tom de Vries <tom@codesourcery.com>
15735 * ipa-devirt.c (possible_polymorphic_call_targets): Move
15736 nodes.length () == 1 test to before first nodes[0] access.
15738 2016-03-16 Tom de Vries <tom@codesourcery.com>
15740 PR tree-optimization/68715
15741 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
15742 single_pred_p test.
15744 2016-03-16 Tom de Vries <tom@codesourcery.com>
15746 PR tree-optimization/68809
15747 * graphite-scop-detection.c (same_close_phi_node): Test if result types
15750 2016-03-16 Carlos O'Donell <carlos@redhat.com>
15751 Sandra Loosemore <sandra@codesourcery.com>
15753 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
15754 on leaf attribute. Mention ELF interposition problems.
15756 2016-03-16 Alan Modra <amodra@gmail.com>
15758 PR rtl-optimization/69195
15759 PR rtl-optimization/47992
15760 * ira.c (indirect_jump_optimize): Ignore artificial defs.
15763 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
15766 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
15768 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15770 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
15772 2016-03-15 Jakub Jelinek <jakub@redhat.com>
15774 PR rtl-optimization/70222
15775 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
15776 optimization if mode is different from result_mode, queue up masking
15777 of the result in outer_op. Formatting fix.
15779 PR middle-end/70239
15780 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
15783 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15785 PR rtl-optimization/69032
15786 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
15787 looping backwards over basic block insns.
15789 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15792 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
15793 to non-speculative when propagating trap bits.
15795 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15797 PR rtl-optimization/63384
15798 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
15799 DEBUG_INSN_P insns.
15801 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15804 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
15805 factored out from ...
15806 (sched_analyze_insn): ... here.
15807 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
15808 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
15809 get_implicit_reg_pending_clobbers in it.
15810 (setup_id_reg_sets): Use setup_id_implicit_regs.
15811 (deps_init_id): Ditto.
15813 2016-03-15 Tom de Vries <tom@codesourcery.com>
15816 * cgraph.c (cgraph_node::get_body): Save, reset and restore
15818 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
15819 execute_function_dump.
15820 (execute_one_pass): Don't dump function if it will be dumped after ipa
15823 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
15825 * genrecog.c (match_pattern_2): If pred is NULL don't call
15826 safe_predicate_mode on it.
15828 2016-03-14 Jakub Jelinek <jakub@redhat.com>
15830 PR middle-end/70219
15831 * lra-constraints.c (delete_move_and_clobber): Change assertion
15832 to also allow dregno == 0.
15834 2016-03-14 Richard Henderson <rth@redhat.com>
15837 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
15838 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
15839 (reassociate_bb): Use optimize_vec_cond_expr; avoid
15840 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
15843 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
15846 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
15848 (lra_create_live_ranges_1): initialize hard register biggest_mode to
15850 * lra-constraints.c (split_reg): For hard regs, try to find the
15851 biggest single-register mode used in the function.
15853 2016-03-14 Richard Biener <rguenther@suse.de>
15855 PR tree-optimization/56365
15856 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
15857 constants to compare against.
15859 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
15862 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15863 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
15864 (define_split for the GPR case): Use int_reg_operand instead of
15865 gpc_reg_operand for the output.
15867 2016-03-14 Tom de Vries <tom@codesourcery.com>
15869 PR tree-optimization/70045
15870 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
15871 create_empty_if_region_on_edge argument.
15873 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
15875 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
15876 (STACK_CHECK_PROTECT): Likewise.
15877 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15878 (STACK_CHECK_PROTECT): Likewise.
15879 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15880 (STACK_CHECK_PROTECT): Likewise.
15881 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
15882 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15883 (STACK_CHECK_PROTECT): Likewise.
15885 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
15887 PR rtl-optimization/69307
15888 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
15889 registers in modes that span more than one register.
15891 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
15894 * lra-constraints.c (delete_move_and_clobber): New.
15895 (remove_inheritance_pseudos): Use it.
15897 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
15900 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
15901 the libcall is LCT_THROW.
15902 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
15903 for the checking routine.
15905 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15908 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
15909 optimization if we have direct move.
15910 (roundu32<mode>2_fprs): Likewise.
15912 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
15915 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
15917 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
15918 Arguments swapped. All callers changed. Take reg_renumber into
15919 account, and Calculate and compare register ranges for hard regs.
15921 2016-03-11 Jeff Law <law@redhat.com>
15923 PR tree-optimization/70190
15924 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15925 Handle cases where we can not extract the taken edge, even though we
15926 found a constant value.
15928 PR tree-optimization/64058
15929 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
15930 (num_coalesce_pairs): Move up earlier in file.
15931 (find_coalesce_pair): Initialize the INDEX field for each pair
15933 (compare_pairs): No longer sort on the elements in each pair.
15934 Instead break ties with the index of the coalesce pair.
15936 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15939 * config/aarch64/aarch64-protos.h
15940 (aarch64_save_restore_target_globals): New prototype.
15941 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
15942 Call the above when popping pragma.
15943 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
15945 (aarch64_set_current_function): Rewrite using the above.
15947 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15949 PR tree-optimization/70177
15950 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
15951 (extract_ops_from_tree): ... this. In the 2 argument
15952 overload remove _1 suffix.
15953 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
15954 (extract_ops_from_tree): ... this.
15955 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
15957 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15958 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
15959 extract_ops_from_tree instead of 2 operand one.
15961 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
15963 PR tree-optimization/70013
15964 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
15965 for constant-pool entries.
15967 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15969 PR rtl-optimization/70174
15970 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
15971 followed by gen_lowpart on force_reg instead of just gen_lowpart.
15973 PR tree-optimization/70169
15974 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
15975 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
15978 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15979 Jakub Jelinek <jakub@redhat.com>
15982 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
15983 of uninitialized values.
15985 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15987 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
15989 ("*trunctddd2"): New pattern definition.
15990 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
15993 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15995 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
15996 definitions for BFP and DFP rounding modes.
15997 ("fixuns_truncdddi2", "fixuns_trunctddi2")
15998 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
15999 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
16000 ("fix_trunctf<mode>2"): Use the new constants instead of magic
16003 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16005 * config/s390/constraints.md: Adjust comment.
16006 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
16007 s390_decompose_addrstyle_without_index.
16008 * config/s390/predicates.md (shift_count_or_setmem_operand):
16009 Rename to setmem_operand.
16010 * config/s390/s390-protos.h
16011 (s390_decompose_shift_count): Rename to
16012 s390_decompose_addrstyle_without_index.
16013 * config/s390/s390.c (s390_decompose_shift_count)
16014 (s390_mem_constraint, print_shift_count_operand)
16015 (print_operand_address, print_operand): Rename
16016 s390_decompose_shift_count to
16017 s390_decompose_addrstyle_without_index and rename
16018 print_shift_count_operand to print_addrstyle_operand troughout the
16020 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
16021 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
16022 Rename shift_count_or_setmem_operand to setmem_operand.
16023 * config/s390/vx-builtins.md ("vec_insert<mode>")
16024 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
16027 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16030 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16031 Handle overlapping retval and newval.
16033 2016-03-10 Nick Clifton <nickc@redhat.com>
16036 * config/aarch64/aarch64.c
16037 (aarch64_override_options_after_change_1): When forcing
16038 flag_omit_frame_pointer to be true, use a special value that can
16039 be detected if this function is called again, thus preventing
16040 flag_omit_leaf_frame_pointer from being forced to be false.
16042 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16044 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
16045 Set x_flag_omit_leaf_frame_pointer when handling
16046 -momit-leaf-frame-pointer.
16048 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16051 * cgraph.c (cgraph_node::dump): Dump split_part and
16052 indirect_call_target.
16053 * cgraph.h (cgraph_node): Add indirect_call_target flag.
16054 * ipa.c (has_addr_references_p): Cleanup.
16055 (is_indirect_call_target_p): New.
16056 (walk_polymorphic_call_targets): Do not mark virtuals that may be
16057 called indirectly as local.
16058 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
16060 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16063 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16064 on cxa_pure_virtual.
16066 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16069 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
16071 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16074 * tree.c (need_assembler_name_p): Only record main variant type names.
16076 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16079 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
16080 Always define to 0 or 1.
16081 (TARGET_FIX_ERR_A53_843419): New macro.
16082 * config/aarch64/aarch64-elf-raw.h
16083 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
16084 * config/aarch64/aarch64-linux.h: Likewise.
16085 * config/aarch64/aarch64.c
16086 (aarch64_override_options_after_change_1): Do not default
16087 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
16089 (aarch64_attributes): Handle fix-cortex-a53-843419.
16090 (aarch64_can_inline_p): Likewise.
16091 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
16093 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
16094 Jakub Jelinek <jakub@redhat.com>
16096 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
16097 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
16098 DECL_COMMONS if flag_unconstrained_commons is set.
16099 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16100 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
16101 (funconstrained-commons): Document.
16103 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16105 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
16106 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
16108 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
16110 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
16111 has a proper number of elements.
16113 2016-03-10 Alan Modra <amodra@gmail.com>
16115 PR rtl-optimization/69195
16116 PR rtl-optimization/47992
16117 * ira.c (recorded_label_ref): Delete.
16118 (update_equiv_regs): Return void.
16119 (indirect_jump_optimize): New function.
16120 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
16121 before regstat_compute_ri. Don't rebuild_jump_labels here.
16122 Delete update_regstat.
16124 2016-03-10 Richard Biener <rguenther@suse.de>
16126 PR tree-optimization/70128
16127 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16128 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
16130 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16132 PR tree-optimization/70152
16133 * tree-sra.c (replace_removed_params_ssa_names): Copy over
16134 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
16137 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
16138 instead of gen_sse2_loadlpd.
16139 * config/i386/sse.md (*vec_concatv2df): Rename to...
16140 (vec_concatv2df): ... this.
16142 PR tree-optimization/70127
16143 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
16145 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16149 * diagnostic-show-locus.c (compatible_locations_p): New function.
16150 (layout::layout): Sanitize ranges using compatible_locations_p.
16152 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16156 * diagnostic-show-locus.c (layout_range::layout_range): Replace
16157 location_range param with three const expanded_locations * and a
16159 (layout::layout): Replace call to
16160 rich_location::lazily_expand_location with get_expanded_location.
16161 Extract the range and perform location expansion here, passing
16162 the results to the layout_range ctor.
16163 * diagnostic.c (source_range::debug): Delete.
16164 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
16165 of rich_location::get_expanded_location.
16166 * gcc-rich-location.c (get_range_for_expr): Delete.
16167 (gcc_rich_location::add_expr): Reimplement to avoid the
16168 rich_location::add_range overload that took a location_range,
16169 passing a location_t instead.
16171 2016-03-09 Richard Biener <rguenther@suse.de>
16172 Jakub Jelinek <jakub@redhat.com>
16174 PR tree-optimization/70138
16175 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
16176 Also skip vect_double_reduction_def.
16178 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16181 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
16182 if the operand is "m".
16184 2016-03-09 Nathan Sidwell <nathan@acm.org>
16186 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
16188 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16190 * config/i386/i386.c (processor_target_table): Fix cost table
16191 intialization order for znver1.
16193 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16195 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
16196 - becuase -> because.
16197 * ipa-reference.c (ignore_module_statics): Likewise.
16198 * cgraph.c (cgraph_node::get_body): Likewise.
16199 * ipa-inline.c (early_inliner): Likewise.
16200 * ipa-devirt.c (types_same_for_odr): Likewise.
16201 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
16202 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
16204 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16206 * tree-ssa-math-opts.c: Fix typo in comment.
16208 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16211 * config/i386/i386.c (scalar_chain::make_vector_copies,
16212 scalar_chain::convert_reg): Call end_sequence in between
16213 get_insns and emit_conversion_insns rather than after both
16216 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
16219 * config/i386/i386.h (machine_function): Add
16220 pc_thunk_call_expanded flag.
16221 (ix86_pc_thunk_call_expanded): New define.
16222 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
16223 (*set_got): Rename insn pattern from set_got.
16224 (*set_got_labelled): Rename inst pattern from set_got_labelled.
16225 * config/i386/i386.c (ix86_compute_frame_layout): Use
16226 ix86_pc_thunk_call_expanded to prevent red-zone.
16228 2016-03-07 Martin Jambor <mjambor@suse.cz>
16230 * hsa.h (hsa_get_ctor_statements): Declare.
16231 (hsa_get_dtor_statements): Likewise.
16232 (hsa_get_kernel_dispatch_type): Likewise.
16233 * hsa.c (hsa_get_ctor_statements): New function.
16234 (hsa_get_dtor_statements): Likewise.
16235 (hsa_get_kernel_dispatch_type): Likewise.
16236 * hsa-brig.c (hsa_cdtor_statements): Removed.
16237 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
16238 hsa_get_dtor_statements.
16239 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
16240 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
16242 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
16244 * config/arm/arm-cores.def (cortex-r8): New.
16245 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
16246 * config/arm/arm-tune.md: Likewise.
16247 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
16249 2016-03-07 Martin Sebor <msebor@redhat.com>
16251 PR rtl-optimization/19705
16252 * doc/invoke.texi (Options That Control Optimization): Clarify
16253 -fno-branch-count-reg.
16255 2016-02-26 Richard Biener <rguenther@suse.de>
16256 Jeff Law <law@redhat.com>
16258 PR tree-optimization/69740
16259 * cfghooks.c (remove_edge): Request loop fixups if we delete
16260 an edge that might turn an irreducible loop into a natural
16262 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
16263 Move after definition of loops_state_clear.
16265 2016-03-07 Bin Cheng <bin.cheng@arm.com>
16267 PR rtl-optimization/69052
16268 * rtlanal.c (commutative_operand_precedence): Set higher precedence
16271 2016-03-07 Tom de Vries <tom@codesourcery.com>
16273 PR tree-optimization/70116
16274 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
16275 is_tm_ending stmts and ubsan/asan internal functions.
16276 (find_duplicate): Use it. Don't test is_tm_ending here.
16278 2016-03-07 Richard Biener <rguenther@suse.de>
16280 PR tree-optimization/70115
16281 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
16282 (propagate_constants_for_unrolling): Use replace_uses_by.
16284 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
16286 PR middle-end/69916
16287 * omp-low.c (struct oacc_loop): Add ifns.
16288 (new_oacc_loop_raw): Initialize it.
16289 (finish_oacc_loop): Clear mask & flags if no ifns.
16290 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
16291 (oacc_loop_xform_loop): Add ifns arg & adjust.
16292 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
16294 2016-03-07 Richard Henderson <rth@redhat.com>
16297 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
16298 (insert_value_copy_on_edge): Likewise.
16300 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16302 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
16304 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16307 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
16309 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16311 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
16313 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16315 Fix sseimul type attribute.
16316 * config/i386/znver1.md
16317 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
16318 znver1_sseimul_avx256_load) : Fix the type attribute.
16319 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
16320 pipe usage and latency.
16322 2016-03-05 Jakub Jelinek <jakub@redhat.com>
16325 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
16326 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
16329 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16332 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
16334 PR rtl-optimization/69941
16335 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
16336 the reg share its mode.
16338 2016-03-04 Jeff Law <law@redhat.com>
16340 PR tree-optimization/69196
16341 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16342 If the both SSA_NAMEs are anonymous, then consider them unassociated
16343 and include the PHI in the statement count.
16345 2016-03-05 Tom de Vries <tom@codesourcery.com>
16347 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
16348 construct in oacc routine. Check for oacc region in oacc routine.
16350 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16353 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
16354 2016-02-22 changes, instead don't recurse if RECUR is already true.
16355 Don't change *dynamic_check if RECUR. Adjust recursive caller
16356 to pass true to the new argument.
16357 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
16360 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16361 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
16363 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
16365 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16367 PR rtl-optimization/57676
16368 * lra-assigns.c (lra_assign): Guard test for maximum iterations
16369 with flag_checking.
16371 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
16373 * tree-vect-patterns.c (search_type_for_mask): Handle
16374 comparison of booleans.
16376 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16378 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
16382 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
16383 all other ops that have dw_val_class_die_ref operands,
16384 and DW_OP_GNU_entry_value.
16386 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16388 PR rtl-optimization/69904
16389 * config/arm/arm.c (arm_cannot_copy_insn_p):
16390 Return true for load-exclusive instructions.
16392 2016-03-03 Jakub Jelinek <jakub@redhat.com>
16395 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
16396 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
16397 the pattern no matter if it is used just by non-pattern, pattern
16399 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
16400 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16401 oprnd1 def_stmt is in pattern, don't look through it.
16403 2016-03-03 Marek Polacek <polacek@redhat.com>
16405 PR middle-end/70050
16406 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
16408 2016-03-03 Martin Liska <mliska@suse.cz>
16410 PR tree-optimization/70043
16411 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
16412 previous statement if we see a debug statement.
16414 2016-03-03 Richard Biener <rguenther@suse.de>
16416 PR tree-optimization/55936
16417 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
16418 parameter and guard unsafe equivalence use.
16419 (vrp_evaluate_conditional_warnv_with_ops): Always use
16420 safe equivalences but not via the quadratic compare_names
16423 2016-03-03 Michael Collison <michael.collison@linaro.org>
16426 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
16427 for operand 1 to s_register_operand. Change predicate for operand
16428 2 to arm_not_immediate_operand.
16430 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16432 * doc/tm.texi: Regenerated.
16434 2016-03-02 Richard Henderson <rth@redhat.com>
16437 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16438 simplification when all args are positive non-fixed registers.
16440 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16442 * target.def (lra_p): Specify that new ports should use LRA.
16444 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16447 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16448 gimplify_type_sizes the type they refer to.
16449 (omp_notice_variable): Handle reference vars to VLAs.
16450 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16451 reference to VLA decls in the second pass instead of first pass.
16453 2016-03-02 Tom de Vries <tom@codesourcery.com>
16455 PR tree-optimization/68659
16456 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16457 new_expr == NULL_TREE.
16458 (get_new_name): Handle ADDR_EXPR.
16460 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16462 PR rtl-optimization/69052
16463 * loop-invariant.c (canonicalize_address): New function.
16464 (inv_can_prop_to_addr_use): Check validity of address expression
16465 which is canonicalized by above function.
16467 2016-03-02 Alan Modra <amodra@gmail.com>
16470 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16473 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16476 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16477 (*movhi_internal): Put mask moves from and to memory separately
16478 from moves from/to GPRs.
16480 2016-03-02 Richard Biener <rguenther@suse.de>
16482 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16483 GENERIC expressions in GIMPLE.
16485 2016-03-02 Richard Biener <rguenther@suse.de>
16487 * config/i386/i386.c (type_natural_mode): Fix typo.
16489 2016-03-02 Nick Clifton <nickc@redhat.com>
16491 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16493 2016-03-02 Richard Biener <rguenther@suse.de>
16494 Uros Bizjak <ubizjak@gmail.com>
16497 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16499 2016-03-02 Richard Biener <rguenther@suse.de>
16501 PR middle-end/67278
16502 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16504 2016-03-02 Marek Polacek <polacek@redhat.com>
16507 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16508 "is promoted to" warning.
16510 2016-03-01 DJ Delorie <dj@redhat.com>
16512 * config.gcc: Deprecate mep-*.
16514 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16516 PR middle-end/70025
16517 * lra-constraints.c (regno_val_use_in): New.
16518 (match_reload): Use it instead of regno_use_in.
16520 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16522 PR rtl-optimization/70007
16523 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16524 references present in REG_EQUAL notes attached to non-SET patterns.
16526 2016-03-01 Jeff Law <law@redhat.com>
16528 PR tree-optimization/69196
16529 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16530 Appropriately clamp the number of statements to copy when the
16531 thread path does not traverse a loop backedge.
16533 PR tree-optimization/69196
16534 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16535 Do count some PHIs in the thread path against the insn count. Decrease
16536 final statement count by one as the control statement in the last
16537 block will get removed. Remove special cased code for handling PHIs
16540 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
16543 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
16544 asm dialect alternatives to explicit GOTPCREL calls.
16546 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16549 * ira.c (do_reload): Issue warning for generic stack checking here...
16550 * reload1.c (reload): ...instead of here and streamline it.
16552 2016-03-01 Nick Clifton <nickc@redhat.com>
16554 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
16556 2016-03-01 Richard Biener <rguenther@suse.de>
16558 PR tree-optimization/69983
16559 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
16560 types and fall back to operand_equal_p.
16562 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16565 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16567 * config/s390/constraints.md ("jm8"): New constraint.
16568 * config/s390/predicates.md ("const_int_8bitset_operand"): New
16570 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
16572 ("*setmem_long<setmem_and>"): New pattern.
16573 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
16575 ("*setmem_long_31z<setmem_and>"): New pattern.
16576 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
16577 New substitution rules with the required attributes.
16580 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16583 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16585 * gensupport.c (process_substs_on_one_elem): Split loop to
16586 complete mark_operands_used_in_match_dup on all expressions in the
16588 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16589 and remove function.
16591 2016-03-01 Richard Biener <rguenther@suse.de>
16593 PR middle-end/70022
16594 * fold-const.c (fold_indirect_ref_1): Fix range checking for
16595 vector BIT_FIELD_REF extract.
16597 2016-03-01 Richard Biener <rguenther@suse.de>
16599 PR tree-optimization/69994
16600 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
16602 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
16604 PR tree-optimization/69956
16605 * tree-vect-stmts.c (supportable_widening_operation): Support
16606 multi-step conversion of boolean vectors.
16607 (supportable_narrowing_operation): Likewise.
16609 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16611 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
16614 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16616 * config/s390/subst.md (DSI_VI): New mode iterator.
16617 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
16618 * config/s390/vector.md ("vec_set<mode>"): Move expander before
16619 the insn definition.
16620 ("*vec_set<mode>"): Change predicate and add alternative to
16621 support only either register or const_int operands as element
16623 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
16625 ("vec_extract<mode>"): New expander.
16626 ("*vec_extract<mode>"): New insn definition supporting reg and
16627 const_int element selectors.
16628 ("*vec_extract<mode>_plus"): New insn definition supporting
16629 reg+const_int element selectors.
16630 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
16631 following expander+insn definition.
16632 ("<vec_shifts_name><mode>3"): New expander.
16633 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
16635 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16637 * config/s390/s390.md ("*tabort_1"): Change predicate to
16638 nonmemory_operand. Add a second alternative to cover
16639 register as well as const int operands.
16640 ("*tabort_1_plus"): New pattern definition.
16642 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16644 * config/s390/s390.md ("*ashrdi3_cc_31")
16645 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
16646 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
16647 Merge insn definitions into ...
16648 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16649 New pattern definition.
16650 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
16651 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
16652 ("*ashr<mode>3_and"): Merge insn definitions into ...
16653 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16654 New pattern definition.
16655 * config/s390/subst.md ("addr_style_op_cc_subst")
16656 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
16657 substitutions patterns plus attributes.
16658 Add ashiftrt to SUBST iterator.
16660 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16662 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
16663 op2 to nonmemory_operand.
16664 ("*<shift>di3_31", "*<shift>di3_31_and"):
16665 Merge into single pattern definition ...
16666 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
16667 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
16668 pattern definition ...
16669 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
16670 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
16673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16675 * config/s390/predicates.md (const_int_6bitset_operand): New
16677 * config/s390/s390.md: Include subst.md.
16678 ("rotl<mode>3"): New expander.
16679 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
16681 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
16682 * config/s390/subst.md: New file.
16684 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16686 * config/s390/s390.md ("op_type", "atype", "length" attributes):
16687 Remove RRR type. It doesn't really exist.
16688 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
16690 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
16691 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
16692 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
16693 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
16694 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
16695 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
16696 `enabled' attribute.
16698 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16700 * gensupport.c (process_substs_on_one_elem): Split loop to
16701 complete mark_operands_used_in_match_dup on all expressions in the
16703 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16704 and remove function.
16706 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16709 * config/sparc/sparc.c (NWORDS_UP): Rename to...
16710 (CEIL_NWORDS): ...this. Use CEIL macro.
16711 (compute_fp_layout): Adjust to above renaming.
16712 (function_arg_union_value): Likewise.
16713 (sparc_arg_partial_bytes): Likewise.
16714 (sparc_function_arg_advance): Likewise.
16716 2016-02-29 Jeff Law <law@redhat.com>
16718 PR tree-optimization/70005
16719 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
16720 where an object with a boolean range is compared against a value
16723 PR tree-optimization/69999
16724 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
16725 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
16728 2016-02-29 Richard Biener <rguenther@suse.de>
16730 PR tree-optimization/69994
16731 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
16732 (get_unary_op): Look through nop conversions.
16733 (ops_equal_values_p): New function, look for equality diregarding
16735 (eliminate_plus_minus_pair): Use ops_equal_values_p
16736 (repropagate_negates): Do not use get_unary_op here.
16738 2016-02-29 Martin Liska <mliska@suse.cz>
16740 * system.h: Poison ENABLE_CHECKING macro.
16742 2016-02-29 Martin Liska <mliska@suse.cz>
16744 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
16745 is presented in dump flags.
16746 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16747 (hsa_regalloc): Likewise.
16749 2016-02-19 Richard Biener <rguenther@suse.de>
16751 PR tree-optimization/69980
16752 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
16753 permutation of those we need to keep.
16755 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16758 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
16759 (NWORDS_UP): ...this
16760 (init_cumulative_args): Minor tweaks.
16761 (sparc_promote_function_mode): Likewise.
16762 (scan_record_type): Delete.
16763 (traverse_record_type): New function template.
16764 (classify_data_t): New structure type.
16765 (classify_registers): New inline function.
16766 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
16767 exhausted. Instantiate traverse_record_type on classify_registers and
16768 deal with the case of a structure passed in slot #15 with no FP field
16770 (assign_data_t): New structure type.
16771 (compute_int_layout): New static function.
16772 (compute_fp_layout): Likewise.
16773 (count_registers): New inline function.
16774 (assign_int_registers): New static function.
16775 (assign_fp_registers): Likewise.
16776 (assign_registers): New inline function.
16777 (function_arg_record_value_1): Delete.
16778 (function_arg_record_value_2): Likewise.
16779 (function_arg_record_value_3): Likewise.
16780 (function_arg_record_value): Adjust to above changes. Instantiate
16781 traverse_record_type on count_registers to first count the number of
16782 registers to be used and then on assign_registers to assign them.
16783 (function_arg_union_value): Adjust to above renaming.
16784 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
16785 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
16786 case of a structure passed in slot #15
16787 (sparc_function_arg_advance): Likewise.
16788 (function_arg_padding): Minor tweak.
16790 2016-02-29 Richard Biener <rguenther@suse.de>
16792 PR tree-optimization/69720
16793 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
16794 the adjustment_def path for possibly vectorized defs.
16795 (vect_create_epilog_for_reduction): Handle vectorized initial
16798 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
16800 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
16802 2016-02-27 Jeff Law <law@redhat.com>
16805 2016-02-26 Richard Biener <rguenther@suse.de>
16806 Jeff Law <law@redhat.com>
16808 PR tree-optimization/69740
16809 * cfghooks.c (remove_edge): Request loop fixups if we delete
16810 an edge that might turn an irreducible loop into a natural
16813 2016-02-27 Jakub Jelinek <jakub@redhat.com>
16815 PR rtl-optimization/69896
16816 * tree-vect-generic.c (get_compute_type): Avoid single element
16819 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
16821 Rename the AArch64 tuning option and related functions to enable the
16822 Newton series for the reciprocal square root to reflect its
16823 approximative characteristic.
16825 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
16826 function to "aarch64_emit_approx_rsqrt".
16827 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
16828 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
16829 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
16830 (xgene1_tunings): Likewise.
16831 (use_rsqrt_p): Likewise.
16832 (aarch64_emit_swrsqrt): Use new function name.
16833 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
16834 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
16835 text explaining this option.
16836 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
16838 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16841 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
16842 complain about -mallow-movmisalign without -mvsx if
16843 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
16845 2016-02-26 Joel Sherrill <joel@rtems.org>
16847 * config.gcc: Add x86_64-*-rtems*.
16848 * config/i386/rtems-64.h: New file.
16850 2016-02-26 Joel Sherrill <joel@rtems.org>
16852 * config.gcc: Add aarch64-*-rtems*.
16853 * config/aarch64/rtems.h: New file.
16855 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
16858 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
16859 shift amount using %h. Add comment.
16861 2016-02-26 Richard Biener <rguenther@suse.de>
16862 Jeff Law <law@redhat.com>
16864 PR tree-optimization/69740
16865 * cfghooks.c (remove_edge): Request loop fixups if we delete
16866 an edge that might turn an irreducible loop into a natural
16869 2016-02-26 Martin Jambor <mjambor@suse.cz>
16871 PR middle-end/69920
16872 * tree-sra.c (sra_modify_assign): Do not remove loads of
16873 uninitialized aggregates to SSA_NAMEs.
16875 2016-02-26 Richard Henderson <rth@redhat.com>
16878 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
16879 pseudo in case the target rtx matches the source of the left
16882 2016-02-26 Martin Jambor <mjambor@suse.cz>
16885 * hsa.h (hsa_type_packed_p): Declare.
16886 * hsa.c (hsa_type_packed_p): New function.
16887 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
16889 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
16890 * hsa-brig.c (emit_basic_insn): Likewise.
16892 2016-02-26 Martin Jambor <mjambor@suse.cz>
16895 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
16897 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
16899 2016-02-26 Martin Jambor <mjambor@suse.cz>
16901 * hsa.h (is_a_helper): New overload for hsa_op_immed for
16902 hsa_op_with_type operands.
16903 (hsa_unsigned_type_for_type): Declare.
16904 * hsa.c (hsa_unsigned_type_for_type): New function.
16905 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
16906 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
16907 the finalizer. Do not emit extra move.
16909 2016-02-26 Martin Jambor <mjambor@suse.cz>
16911 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
16912 atomic operations in private segment.
16914 2016-02-26 Martin Jambor <mjambor@suse.cz>
16916 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
16917 statements to wi->info. Also disallow omp simd constructs.
16918 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
16919 for not gridifying. Dump special string for omp_for.
16921 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16924 * config/aarch64/aarch64.c (aarch64_set_current_function):
16925 Save/restore target globals when switching to
16926 target_option_default_node.
16928 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16931 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
16932 Return 0 if !SHIFT_COUNT_TRUNCATED.
16934 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16935 Eric Botcazou <ebotcazou@adacore.com>
16937 PR rtl-optimization/69891
16938 * dse.c (scan_insn): If we can't figure out memset arguments
16939 or they are non-constant, call clear_rhs_from_active_local_stores.
16941 2016-02-26 Martin Liska <mliska@suse.cz>
16943 * doc/extend.texi: Mention clog10, clog10f an clog10l
16944 in Builtins section.
16946 2016-02-26 Martin Liska <mliska@suse.cz>
16948 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
16950 (resolve_args_picking_1): Likewise.
16951 * dwarf2out.h (struct GTY): Likewise.
16953 2016-02-26 Martin Liska <mliska@suse.cz>
16955 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
16956 with flag_checking.
16957 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16959 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
16960 Martin Liska <mliska@suse.cz>
16962 * doc/install.texi: Mention --enable-valgrind-annotations.
16964 2016-02-26 Richard Biener <rguenther@suse.de>
16966 PR tree-optimization/69551
16967 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
16968 looking through aliases adjust DECL_PT_UID to refer to the
16969 ultimate alias target.
16971 2016-02-25 Martin Liska <mliska@suse.cz>
16973 PR middle-end/69919
16974 * alloc-pool.c (after_memory_report): New variable.
16975 * alloc-pool.h (base_pool_allocator ::release): Do not use
16976 the infrastructure if after_memory_report.
16977 * toplev.c (toplev::main): Mark after memory report.
16979 2016-02-25 Richard Biener <rguenther@suse.de>
16981 PR tree-optimization/48795
16982 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
16984 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
16987 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
16988 offloading is enabled and -fopenacc or -fopenmp is specified.
16989 (CRTOFFLOADEND): Likewise.
16990 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
16991 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
16992 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
16993 (offload_objects_file_name): New static var.
16994 (tool_cleanup): Remove offload_objects_file_name file.
16995 (find_offloadbeginend): Replace with ...
16996 (find_crtoffloadtable): ... this.
16997 (run_gcc): Remove offload_argc and offload_argv.
16998 Get offload_objects_file_name from -foffload-objects=... option.
16999 Read names of object files with offload from this file, pass them to
17000 compile_images_for_offload_targets. Don't call find_offloadbeginend and
17001 don't pass offloadbegin and offloadend to the linker. Don't pass
17002 offload non-LTO files to the linker, because now they're not claimed.
17004 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
17007 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17008 on builtin_unreachable.
17010 2016-02-25 Jakub Jelinek <jakub@redhat.com>
17012 PR rtl-optimization/69896
17013 * regcprop.c: Include cfgrtl.h.
17014 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
17015 than remembered mode, either delete it (if noop_move_p), or
17016 treat like copy_p but not noop_p instruction.
17018 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17021 * dwarf2out.c (gen_variable_die): Work around buggy LTO
17022 - allow NULL decl for Fortran DW_TAG_common_block variables.
17024 2016-02-24 Jason Merrill <jason@redhat.com>
17026 * common.opt (flifetime-dse): Add -flifetime-dse=1.
17028 2016-02-24 Richard Biener <rguenther@suse.de>
17029 Jakub Jelinek <jakub@redhat.com>
17031 PR middle-end/69760
17032 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
17033 conditionally executed ops to well-defined overflow behavior.
17035 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17037 PR middle-end/69915
17038 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
17041 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17043 PR rtl-optimization/69886
17044 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
17045 argument. Use it when checking validity of set instructions.
17046 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
17047 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
17049 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
17050 * store-motion.c (find_moveable_store): Update
17051 can_assign_to_reg_without_clobbers_p callsite.
17053 2016-02-24 Richard Biener <rguenther@suse.de>
17055 PR middle-end/68963
17056 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
17058 (record_nonwrapping_iv): Do not fall back to the low/high bound
17059 for non-constant IV bases if the stmt is not always executed.
17061 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17063 * config/arm/arm-cores.def (cortex-a32): New entry.
17064 * config/arm/arm-tables.opt: Regenerate.
17065 * config/arm/arm-tune.md: Regenerate.
17066 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
17067 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
17068 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
17069 for -mcpu and -mtune.
17071 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17074 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
17075 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
17076 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
17077 (atomic_loaddi_1): Delete.
17078 (atomic_loaddi): Rewrite expander using the above changes.
17080 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17083 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
17086 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17087 Richard Biener <rguenth@suse.de>
17089 PR middle-end/69909
17090 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
17091 set_mem_attributes if tem is SSA_NAME which got expanded
17094 2016-02-24 Richard Biener <rguenther@suse.de>
17096 PR tree-optimization/69907
17097 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
17098 end of permutations for BB vectorization.
17100 2016-02-24 Christian Bruel <christian.bruel@st.com>
17102 * config/arm/arm-c.c (arm_option_override): Initialize
17103 target_option_current_node.
17104 * config/arm/arm.c (arm_pragma_target_parse): Replace
17105 build_target_option_node call by target_option_current_node.
17106 Set target_option_current_node.
17109 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
17112 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
17113 define_insn_and_split to define_insn.
17114 (zero_extendqi<mode>2_dot2): Same.
17115 (extendqi<mode>2_dot): Same.
17116 (extendqi<mode>2_dot2): Same.
17118 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17120 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
17121 and add bypass for AES{D,E} and AESMC pairs.
17122 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
17125 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17127 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
17128 series for reciprocal square root in Exynos M1.
17130 2016-02-23 Martin Sebor <msebor@redhat.com>
17133 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
17134 __builtin_alloca_with_align.
17136 2016-02-23 Richard Henderson <rth@redhat.com>
17138 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
17139 (ix86_register_pragmas): Remove __seg_tls.
17140 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
17141 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
17142 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
17143 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
17144 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
17145 * doc/extend.texi (__seg_tls): Remove item.
17147 2016-02-23 Richard Biener <rguenther@suse.de>
17149 * alloc-pool.h (struct allocation_object): Make id member
17150 conditional on CHECKING_P again.
17151 (get_instance): Adjust.
17152 (base_pool_allocator): Likewise.
17154 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
17156 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
17157 (parallelize_loops): In OpenACC kernels mode, set n_threads to
17159 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
17161 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
17163 2016-02-23 Richard Biener <rguenther@suse.de>
17165 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
17166 * bitmap.h (struct bitmap_usage): Likewise.
17167 (bitmap_move): Declare.
17168 * bitmap.c (register_overhead): Take size_t argument.
17169 (bitmap_move): New function.
17170 * df-problems.c (df_rd_transfer_function): Use bitmap_move
17171 to properly account overhead.
17172 * tree.c (free_node): Use tree_size.
17174 2016-02-23 Jakub Jelinek <jakub@redhat.com>
17177 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
17178 when inverting comparison.
17181 * common.opt (Wunreachable-code): Add Warning flag.
17183 2016-02-23 Mark Wielaard <mjw@redhat.com>
17184 Jakub Jelinek <jakub@redhat.com>
17187 * cgraphunit.c (check_global_declaration): Check main_input_filename
17188 and DECL_SOURCE_FILE are not NULL.
17190 2016-02-23 Martin Jambor <mjambor@suse.cz>
17192 PR tree-optimization/69666
17193 * tree-sra.c (sra_modify_assign): Do not attempt to create
17194 default_def replacements for unscalarizable regions.
17196 2016-02-20 Mark Wielaard <mjw@redhat.com>
17199 * cgraphunit.c (check_global_declaration): Check level of
17200 warn_unused_const_variable and main_input_filename.
17201 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
17202 (-Wunused-variable): For C implies -Wunused-const-variable=1.
17203 (-Wunused-const-variable): Explain levels 1 and 2.
17205 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17208 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
17209 identical arguments. Formatting and spelling fixes.
17212 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
17217 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
17218 and m68k-devices.def.
17219 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
17220 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
17222 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
17224 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
17225 and HImode registers.
17227 2016-02-22 Richard Biener <rguenther@suse.de>
17229 PR tree-optimization/69882
17230 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
17231 preserve permutations present because of gaps.
17232 (vect_supported_load_permutation_p): Always continue checking
17233 permutations after vect_attempt_slp_rearrange_stmts.
17235 2016-02-22 Bin Cheng <bin.cheng@arm.com>
17237 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
17238 min_profitable_estimate, rather than min_profitable_iters.
17240 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17243 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
17244 SImode for last match_operand.
17246 2016-02-22 Martin Liska <mliska@suse.cz>
17248 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
17249 return bitsize - 1 as the return value.
17251 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
17255 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
17256 Handle negative shift counts.
17257 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
17258 force_reg on the shift constant.
17259 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
17260 (lshrsi3_d): Handle negative shift counts.
17262 2016-02-22 Richard Biener <rguenther@suse.de>
17263 Tom de Vries <tom@codesourcery.com>
17265 * graph.c: Include dumpfile.h.
17266 (print_graph_cfg): Split into three overloads.
17267 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
17269 2016-02-22 Tom de Vries <tom@codesourcery.com>
17271 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
17274 2016-02-22 Richard Biener <rguenther@suse.de>
17277 * ipa-inline-transform.c (inline_call): When not updating
17278 overall summaries adjust self size by the growth estimate.
17279 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
17280 hash-set, do not update overall summaries here. Renamed from ...
17281 (inline_to_all_callers): ... this which is now wrapping the
17282 above and performing delayed overall summary update.
17283 (early_inline_small_functions): Delay updating of the overall
17286 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
17288 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
17291 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17294 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
17295 :%* in %:gt() argument.
17296 (greater_than_spec_func): Adjust for expecting only numbers,
17297 if there are more than two numbers, compare the last two.
17299 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
17301 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
17302 -Wnarrowing with -std.
17304 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17307 * expr.c (store_field): Don't use bit-field path if exp is
17308 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
17309 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
17310 and the assignment can be performed by bitwise copy. Formatting
17313 PR middle-end/69838
17314 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
17315 call copy_reg_eh_region_note_forward on before and/or after sequences
17316 and remove note from insn if it no longer can throw.
17319 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
17320 if TARGET_AVX512BW.
17322 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17324 * config/s390/vector.md: Add missing commutative operand markers
17325 to the patterns which qualify for one.
17326 * config/s390/vx-builtins.md: Likewise.
17328 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17330 * config/s390/vector.md (VI, VI_QHS): Add single element vector
17331 types to mode iterators.
17332 (vec_double): ... and mode attribute.
17333 * config/s390/vx-builtins.md (non_vec_int): Likewise.
17335 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17337 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
17338 Change the predicate of op2 from nonimmediate to general and let
17339 reload fix it if necessary.
17341 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17343 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
17345 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17347 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
17350 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17352 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
17353 * config/s390/s390.c (s390_expand_vec_movstr): New function.
17354 * config/s390/s390.md ("movstr<P:mode>"): Call
17355 s390_expand_vec_movstr.
17357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17359 * config/s390/s390.md: Add missing output modifier for operand 1
17360 to print it as address properly.
17362 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17364 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
17365 * config/s390/2964.md: New file.
17366 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
17367 of insn grouping attributes depending on the CPU level.
17368 (s390_get_unit_mask): New function.
17369 (s390_sched_score): Remove the OOO from the scheduling macros.
17370 Add loop to calculate a score for the instruction mix.
17371 (s390_sched_reorder): Likewise plus improve debug output.
17372 (s390_sched_variable_issue): Rename macros as above. Calculate
17373 the unit distances after actually scheduling an insn. Improve
17375 (s390_sched_init): Clear last_scheduled_unit_distance array.
17376 * config/s390/s390.md: Include 2964.md.
17378 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17381 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
17382 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
17383 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
17384 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
17385 *avx512f_<code>v8div16qi2_mask_1): New insns.
17387 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17390 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
17393 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
17394 earlyclobber from target. Use wF constraint for fused memory
17396 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
17398 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17399 Martin Liska <mliska@suse.cz>
17402 * cfgexpand.c (asan_sanitize_stack_p): New function.
17403 (partition_stack_vars): Use the function.
17404 (expand_stack_vars): Likewise.
17405 (defer_stack_allocation): Likewise.
17406 (expand_used_vars): Likewise.
17408 2016-02-18 Richard Biener <rguenther@suse.de>
17410 PR middle-end/69553
17411 * fold-const.c (operand_equal_p): Properly compare offsets for
17412 IMAGPART_EXPR and ARRAY_REF.
17414 2016-02-18 Nick Clifton <nickc@redhat.com>
17418 * config/arm/arm.c (arm_option_override_internal): Disable
17419 interworking if the target does not support thumb instructions.
17420 (arm_reload_in_hi): Handle the case where a register to register
17421 move needs reloading because there is no simple pattern to handle
17423 (arm_reload_out_hi): Likewise.
17425 2016-02-18 Richard Biener <rguenther@suse.de>
17427 PR middle-end/69854
17428 * match.pd: Don't use fold_binary or fold_unary for folding
17431 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17434 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17435 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17436 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17437 warn on gimple_no_warning_p statements.
17439 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17441 * doc/extend.texi (C++ Attributes): Correct description of
17442 warn_unused type attribute.
17444 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17446 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17447 correct instruction.
17449 2016-02-17 Richard Biener <rguenther@suse.de>
17451 PR rtl-optimization/69609
17452 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17453 (find_traces_1_round): When ending a trace update cached priority
17455 (bb_to_key): Use cached priority when available.
17456 (copy_bb): Initialize cached priority.
17457 (reorder_basic_blocks_software_trace_cache): Likewise.
17459 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17462 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17464 (aarch64_comparison_operator): Break overly long line into two.
17465 (aarch64_comparison_operation): Likewise.
17466 * config/aarch64/aarch64.md (cstorecc4): Use
17467 aarch64_comparison_operator_mode instead of
17468 aarch64_comparison_operator.
17469 (cstore<mode>4): Likewise.
17470 (aarch64_cstore<mode>): Likewise.
17471 (*cstoresi_insn_uxtw): Likewise.
17472 (cstore<mode>_neg): Likewise.
17473 (*cstoresi_neg_uxtw): Likewise.
17475 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17478 * config/arm/predicates.md (arm_comparison_operator_mode):
17480 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17481 instead of arm_comparison_operator.
17482 (*mov_negscc): Likewise.
17483 (*mov_notscc): Likewise.
17484 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17485 (*thumb2_mov_negscc): Likewise.
17486 (*thumb2_mov_negscc_strict_it): Likewise.
17487 (*thumb2_mov_notscc): Likewise.
17488 (*thumb2_mov_notscc_strict_it): Likewise.
17490 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17492 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17493 Add missing return.
17495 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17497 * config/visium/visium.c (machine_libfunc_index): New enum.
17498 (machine_libfuncs): New structure.
17499 (visium_libfuncs): New static variable.
17500 (TARGET_INIT_LIBFUNCS): Define to...
17501 (visium_init_libfuncs): ...this. New function.
17502 (expand_block_move_4): Use the appropriate libfunc.
17503 (expand_block_move_2): Likewise.
17504 (expand_block_move_1): Likewise.
17505 (expand_block_set_4): Likewise.
17506 (expand_block_set_2): Likewise.
17507 (expand_block_set_1): Likewise.
17508 (visium_trampoline_init): Likewise.
17510 2016-02-17 Nick Clifton <nickc@redhat.com>
17512 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17513 TI's devices.csv file as of March 2016.
17515 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17518 * opts-global.c (handle_common_deferred_options): Introduce and
17519 initialize two global variables to remember command-line options
17520 specifying a stack-limiting register.
17521 * opts.h: Add extern declarations of the two new global variables.
17522 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17523 variable based on the values of the two new global variables.
17525 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17528 * common.opt (Wnonnull-compare): New warning.
17529 * doc/invoke.texi (-Wnonnull): Remove text about comparison
17530 of arguments against NULL.
17531 (-Wnonnull-compare): Document.
17532 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
17533 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
17534 * passes.def (pass_warn_nonnull_compare): Add.
17535 * gimple-ssa-nonnull-compare.c: New file.
17537 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17539 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
17540 AARCH64_EXTRA_TUNE_RECIP_SQRT.
17542 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17544 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
17545 reciprocal sqrt for -mlow-precision-recip-sqrt.
17547 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17548 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17550 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
17551 always use lane loads to construct non-constant vectors.
17553 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17555 * config/aarch64/aarch64.md
17556 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
17557 constraints for operand 3.
17558 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
17560 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17561 Richard Biener <rguenther@suse.de>
17563 PR tree-optimization/69820
17564 * tree-vect-patterns.c (type_conversion_p): Return false if
17565 *orig_type is unsigned single precision or boolean.
17566 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
17569 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17571 PR rtl-optimization/69764
17572 PR rtl-optimization/69771
17573 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
17574 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
17576 2016-02-16 Richard Biener <rguenther@suse.de>
17578 PR tree-optimization/69776
17579 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
17581 (indirect_refs_may_alias_p): Likewise.
17582 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
17583 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
17584 according to tbaa_p.
17585 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
17586 (optimize_stmt): For redundant store discovery do not allow tbaa.
17588 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
17590 PR tree-optimization/69714
17591 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
17592 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
17594 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
17596 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
17597 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
17598 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
17599 * config/arc/arc.c (arc_init): Check FPU options.
17600 (get_arc_condition_code): Handle new CC_FPU* modes.
17601 (arc_select_cc_mode): Likewise.
17602 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
17603 register pair only. Allow access for ARCv2 accumulator.
17604 (gen_compare_reg): Whenever we have FPU support use FPU compare
17606 (arc_reorg): Don't generate brcc insns when FPU compare
17607 instructions are involved.
17608 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
17609 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
17610 floating point emulation.
17611 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
17612 (REVERSE_CONDITION): Add new CC_FPU* modes.
17613 (TARGET_FP_SP_BASE): Define.
17614 (TARGET_FP_DP_BASE): Likewise.
17615 (TARGET_FP_SP_FUSED): Likewise.
17616 (TARGET_FP_DP_FUSED): Likewise.
17617 (TARGET_FP_SP_CONV): Likewise.
17618 (TARGET_FP_DP_CONV): Likewise.
17619 (TARGET_FP_SP_SQRT): Likewise.
17620 (TARGET_FP_DP_SQRT): Likewise.
17621 (TARGET_FP_DP_AX): Likewise.
17622 * config/arc/arc.md (ARCV2_ACC): New constant.
17623 (type): New fpu type attribute.
17624 (SDF): Conditional iterator.
17625 (cstore<mode>, cbranch<mode>): Change expand condition.
17626 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
17627 handles FPU/FPX cases as well.
17628 * config/arc/arc.opt (mfpu): New option.
17629 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
17631 (adddf3, muldf3, subdf3): Removed.
17632 * config/arc/predicates.md (proper_comparison_operator): Recognize
17634 * config/arc/fpu.md: New file.
17635 * doc/invoke.texi (ARC Options): Document mfpu option.
17637 2016-02-16 Richard Biener <rguenther@suse.de>
17639 PR rtl-optimization/69291
17640 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
17641 noce_operand_ok check.
17643 2016-02-16 Tom de Vries <tom@codesourcery.com>
17646 * omp-low.c (simd_clone_create): Remove call to
17647 symtab->call_cgraph_insertion_hooks.
17649 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17651 PR tree-optimization/69802
17652 * tree-ssa-reassoc.c (update_range_test): If op is
17653 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
17654 op == 1 test of precision 1 integral op, otherwise handle
17655 that case as op itself. Fix up formatting.
17656 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
17659 2016-02-16 Richard Biener <rguenther@suse.de>
17661 PR tree-optimization/69586
17662 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
17663 types for conversion sources.
17665 2016-02-16 Richard Biener <rguenther@suse.de>
17667 PR middle-end/69801
17668 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
17669 mask OEP_ADDRESS_OF.
17671 2016-02-16 Alan Modra <amodra@gmail.com>
17674 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17675 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
17676 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
17678 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
17679 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
17680 (p8_fmrgow_<mode>): Likewise.
17681 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
17683 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
17684 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
17685 to use movdi_internal64. Remove op0_di.
17686 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
17688 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
17690 Add support for the FCCMP insn types
17692 * config/aarch64/aarch64.md (fccmp): Change insn type.
17693 (fccmpe): Likewise.
17694 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
17695 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
17696 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
17697 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
17698 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
17699 * config/arm/types.md (fccmps): Add new insn type.
17700 (fccmpd): Likewise.
17702 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
17704 * alias.c (get_alias_set): Fix a typo in comment.
17706 2016-02-15 Richard Biener <rguenther@suse.de>
17708 PR tree-optimization/69595
17709 * match.pd: Complete range test simplification to true.
17711 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
17713 PR rtl-optimization/69648
17714 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
17715 pic_offset_table_rtx.
17717 PR rtl-optimization/69752
17718 * ira.c (update_equiv_regs): When looking for more than a single SET,
17719 also take other side effects into account.
17721 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17723 * config/s390/s390.c (s390_function_profiler): Add a new sequence
17724 for z900+ CPUs in 31-bit mode.
17726 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17728 * common/config/s390/s390-common.c (s390_supports_split_stack):
17730 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
17731 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
17732 * config/s390/s390.c (struct machine_function): New field
17733 split_stack_varargs_pointer.
17734 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
17735 in s390_emit_prologue.
17736 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
17738 (morestack_ref): New global.
17739 (SPLIT_STACK_AVAILABLE): New macro.
17740 (s390_expand_split_stack_prologue): New function.
17741 (s390_live_on_entry): New function.
17742 (s390_va_start): Use split-stack vararg pointer if appropriate.
17743 (s390_asm_file_end): Emit the split-stack note sections.
17744 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
17745 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
17746 (UNSPECV_SPLIT_STACK_CALL): New unspec.
17747 (UNSPECV_SPLIT_STACK_DATA): New unspec.
17748 (split_stack_prologue): New expand.
17749 (split_stack_space_check): New expand.
17750 (split_stack_data): New insn.
17751 (split_stack_call): New expand.
17752 (split_stack_call_*): New insn.
17753 (split_stack_cond_call): New expand.
17754 (split_stack_cond_call_*): New insn.
17756 2016-02-15 Richard Biener <rguenther@suse.de>
17758 PR tree-optimization/69783
17759 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17760 Add trivially correct cases.
17762 2016-02-15 Tom de Vries <tom@codesourcery.com>
17765 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
17767 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
17769 2016-02-15 Richard Biener <rguenther@suse.de>
17771 PR tree-optimization/69776
17772 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17773 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
17774 indicate whether we can use TBAA to disambiguate against stores.
17775 Use alias-set zero if not.
17776 (visit_reference_op_store): Do not use TBAA when looking up
17778 * tree-ssa-pre.c (compute_avail): Use TBAA here.
17779 (eliminate_dom_walker::before_dom_children): But not when looking
17780 up redundant stores.
17782 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
17784 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
17786 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17788 * config/i386/znver1.md
17789 (znver1_pop, znver1_pop_mem,
17790 znver1_load_imov_double_store,
17791 znver1_load_imov_direct_store,
17792 znver1_load_imov_direct_load,
17793 znver1_load_imov_double_load): Add new.
17794 (znver1_insn, znver1_insn_load): Add icmov type.
17795 (znver1_sseavx_fma,
17796 znver1_sseavx_fma_load,
17798 znver1_avx256_fma_load): Fix pipe usage.
17800 2016-02-14 Alan Modra <amodra@gmail.com>
17803 * reload.c (find_reloads_address_1): For pre/post-inc/dec
17804 with an invalid hard reg, reload just the reg not the entire
17805 pre/post-inc/dec address expression.
17807 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17810 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
17811 fixed R1_REG scratch reg.
17812 (sibcall_value_pcrel_fdpic): Likewise.
17814 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17818 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
17820 2016-02-12 Walter Lee <walt@tilera.com>
17822 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
17823 * config/tilegx/t-tilegx: Likewise.
17825 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17828 * diagnostic-show-locus.c (struct line_span): New struct.
17829 (layout::get_first_line): Delete.
17830 (layout::get_last_line): Delete.
17831 (layout::get_num_line_spans): New member function.
17832 (layout::get_line_span): Likewise.
17833 (layout::print_heading_for_line_span_index_p): Likewise.
17834 (layout::get_expanded_location): Likewise.
17835 (layout::calculate_line_spans): Likewise.
17836 (layout::m_first_line): Delete.
17837 (layout::m_last_line): Delete.
17838 (layout::m_line_spans): New field.
17839 (layout::layout): Update comment. Replace m_first_line and
17840 m_last_line with m_line_spans, replacing their initialization
17841 with a call to calculate_line_spans.
17842 (diagnostic_show_locus): When printing source lines and
17843 annotations, rather than looping over a single span
17844 of lines, instead loop over each line_span within
17845 the layout, with an inner loop over the lines within them.
17846 Call the context's start_span callback when changing line spans.
17847 * diagnostic.c (diagnostic_initialize): Initialize start_span.
17848 (diagnostic_build_prefix): Break out the building of the location
17849 part of the string into...
17850 (diagnostic_get_location_text): ...this new function, rewriting
17851 it from nested ternary expressions to a sequence of "if"
17853 (default_diagnostic_start_span_fn): New function.
17854 * diagnostic.h (diagnostic_start_span_fn): New typedef.
17855 (diagnostic_context::start_span): New field.
17856 (default_diagnostic_start_span_fn): New prototype.
17858 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17861 * gcc.c (driver::finalize): Fix cleanup of "specs".
17863 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17867 * gcc.c (driver::driver): Initialize m_option_suggestions.
17868 (driver::~driver): Clean up m_option_suggestions.
17869 (suggest_option): Convert to...
17870 (driver::suggest_option): ...this, and split out into
17871 driver::build_option_suggestions and find_closest_string.
17872 (driver::build_option_suggestions): New function, from
17873 first half of suggest_option. Special-case
17874 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
17875 the sanitizer_opts array. For options of enum types, add the
17876 various enum values to the candidate strings.
17877 (driver::handle_unrecognized_options): Remove "const".
17878 * gcc.h (driver::handle_unrecognized_options): Likewise.
17879 (driver::build_option_suggestions): New decl.
17880 (driver::suggest_option): New decl.
17881 (driver::m_option_suggestions): New field.
17882 * opts-common.c (add_misspelling_candidates): New function.
17883 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
17884 and make non-static.
17885 * opts.h (sanitizer_opts): New array decl.
17886 (add_misspelling_candidates): New function decl.
17887 * spellcheck.c (find_closest_string): New function.
17888 * spellcheck.h (find_closest_string): New function decl.
17890 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17892 PR rtl-optimization/69764
17893 PR rtl-optimization/69771
17894 * optabs.c (expand_binop_directly): For shift_optab_p, force
17895 convert_modes with VOIDmode if xop1 has VOIDmode.
17897 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
17900 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
17901 to correctly determine instrumentation thunks.
17903 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17906 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
17907 type by reference, force lhs on the call.
17910 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
17911 Compute retval and retbnd early in all cases if split_part_return_p
17912 and return_bb is not EXIT. Remove all clobber stmts and reset
17913 all debug stmts that refer to SSA_NAMEs defined in split part,
17914 except if it is retval, in that case replace the old retval with the
17915 lhs of the call to the split part.
17917 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17920 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17922 PR middle-end/66726
17923 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17924 whose result is used in PHI.
17925 (maybe_optimize_range_tests): Likewise.
17926 (final_range_test_p): Likweise.
17928 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17930 PR middle-end/66726
17931 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17932 whose result is used in PHI.
17933 (maybe_optimize_range_tests): Likewise.
17934 (final_range_test_p): Likweise.
17936 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17938 * cgraph.c: Spelling fixes - behaviour -> behavior and
17939 neighbour -> neighbor.
17940 * target.def: Likewise.
17941 * sel-sched.c: Likewise.
17942 * config/mips/mips.c: Likewise.
17943 * config/arc/arc.md: Likewise.
17944 * config/arm/cortex-a57.md: Likewise.
17945 * config/arm/arm.c: Likewise.
17946 * config/arm/neon.md: Likewise.
17947 * config/arm/arm-c.c: Likewise.
17948 * config/vms/vms-c.c: Likewise.
17949 * config/s390/s390.c: Likewise.
17950 * config/i386/znver1.md: Likewise.
17951 * config/i386/i386.c: Likewise.
17952 * config/ia64/hpux-unix2003.h: Likewise.
17953 * config/msp430/msp430.md: Likewise.
17954 * config/rx/rx.c: Likewise.
17955 * config/rx/rx.md: Likewise.
17956 * config/aarch64/aarch64-simd.md: Likewise.
17957 * config/aarch64/aarch64.c: Likewise.
17958 * config/nvptx/nvptx.c: Likewise.
17959 * config/bfin/bfin.c: Likewise.
17960 * config/cris/cris.opt: Likewise.
17961 * config/rs6000/rs6000.c: Likewise.
17962 * target.h: Likewise.
17963 * spellcheck.c: Likewise.
17964 * ira-build.c: Likewise.
17965 * tree-inline.c: Likewise.
17966 * builtins.c: Likewise.
17967 * lra-constraints.c: Likewise.
17968 * explow.c: Likewise.
17969 * hwint.h: Likewise.
17970 * targhooks.c: Likewise.
17971 * tree-vect-data-refs.c: Likewise.
17972 * expr.c: Likewise.
17973 * doc/tm.texi: Likewise.
17974 * doc/extend.texi: Likewise.
17975 * doc/install.texi: Likewise.
17976 * doc/md.texi: Likewise.
17977 * tree-ssa-tail-merge.c: Likewise.
17978 * sched-int.h: Likewise.
17979 * match.pd: Likewise.
17980 * sched-ebb.c: Likewise.
17981 * target.def (omit_struct_return_reg): Likewise.
17982 * gimple-ssa-isolate-paths.c: Likewise.
17983 (find_implicit_erroneous_behaviour): Renamed to...
17984 (find_implicit_erroneous_behavior): ... this.
17985 (find_explicit_erroneous_behaviour): Renamed to...
17986 (find_explicit_erroneous_behavior): ... this.
17987 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
17989 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
17991 PR rtl-optimization/64682
17992 PR rtl-optimization/69567
17993 PR rtl-optimization/69737
17994 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
17995 in I2 as well, just lose it.
17997 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17999 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
18001 (aarch64_last_printed_tune_string): Likewise.
18002 (aarch64_declare_function_name): Only output .arch assembler
18003 directive if it will be different from the previously output
18004 directive. Same for .tune comment but only if -dA is set.
18005 (aarch64_start_file): New function.
18006 (TARGET_ASM_FILE_START): Define.
18008 2016-02-11 David Malcolm <dmalcolm@redhat.com>
18011 * Makefile.in (PLUGIN_HEADERS): Add params.list.
18013 2016-02-11 Jakub Jelinek <jakub@redhat.com>
18016 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
18017 -Wmaybe-uninitialized warning.
18019 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
18022 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
18024 2016-02-11 Richard Biener <rguenther@suse.de>
18026 PR rtl-optimization/69291
18027 * ifcvt.c (noce_try_store_flag_constants): Do not allow
18028 subexpressions affected by changing the result.
18030 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
18033 * lra-constraints.c (curr_insn_transform): Find in/out operands
18034 for secondary memory moves. Update dups.
18036 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
18038 PR tree-optimization/69652
18039 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
18040 to nested loop, did source re-formatting, skip debug statements,
18041 add check on statement with volatile operand, remove dead scalar
18044 2016-02-10 Jakub Jelinek <jakub@redhat.com>
18045 Patrick Palka <ppalka@gcc.gnu.org>
18049 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
18050 calls if the return type is TREE_ADDRESSABLE.
18051 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
18052 * ipa-split.c (split_function): Fix doubled "we" in comment.
18053 Use void return type for the split part even if
18054 !split_point->split_part_set_retval.
18056 2016-02-10 Bin Cheng <bin.cheng@arm.com>
18058 PR tree-optimization/68021
18059 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
18060 when computing the value of biv cand by itself.
18062 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18064 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
18065 (cortexa57_tunings): Likewise.
18066 (cortexa72_tunings): Likewise.
18067 (arch_macro_fusion_pair_p): Add support for AES fusion.
18068 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
18069 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
18070 Allow virtual registers before reload so early scheduling works.
18071 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
18072 correct latency and pipeline.
18073 (cortex_a57_crypto_complex): Likewise.
18074 (cortex_a57_crypto_xor): Likewise.
18075 (define_bypass): Add AES bypass.
18077 2016-02-10 Richard Biener <rguenther@suse.de>
18079 PR tree-optimization/69726
18080 * passes.def: Add DCE pass before late uninit.
18081 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
18082 really fixup if-conversions job.
18084 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18086 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
18087 (arm_cortex_a57_tune): Likewise.
18088 (aarch_macro_fusion_pair_p): Add support for AES fusion.
18089 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
18091 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
18093 * timevar.def (TV_PHASE_DBGINFO): Delete.
18094 (TV_PHASE_CHECK_DBGINFO): Likewise.
18095 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
18097 2016-02-10 Richard Biener <rguenther@suse.de>
18099 PR tree-optimization/69719
18100 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18101 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
18103 2016-02-09 Andrew Pinski <apinski@cavium.com>
18106 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
18107 get_vcond_mask_icode returns false.
18109 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18112 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
18113 an ADDIS that adds a pointer to a large constant that sets the
18114 upper16 bits with a load operation.
18116 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18119 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
18121 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
18123 (vzipq_s16): Likewise.
18124 (vzipq_s32): Likewise.
18125 (vzipq_f32): Likewise.
18126 (vzipq_u8): Likewise.
18127 (vzipq_u16): Likewise.
18128 (vzipq_u32): Likewise.
18129 (vzipq_p8): Likewise.
18130 (vzipq_p16): Likewise.
18132 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18135 * config/arm/arm.c (neon_endian_lane_map): New function.
18136 (neon_vector_pair_endian_lane_map): New function.
18137 (arm_evpc_neon_vuzp): Allow for big endian lane order.
18138 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
18140 (vuzpq_s16): Likewise.
18141 (vuzpq_s32): Likewise.
18142 (vuzpq_f32): Likewise.
18143 (vuzpq_u8): Likewise.
18144 (vuzpq_u16): Likewise.
18145 (vuzpq_u32): Likewise.
18146 (vuzpq_p8): Likewise.
18147 (vuzpq_p16): Likewise.
18149 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
18152 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
18155 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
18157 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
18158 truncate const_int operand 1 to QImode.
18160 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
18162 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
18163 corresponding to an abnormal edge.
18165 2016-02-09 Tom de Vries <tom@codesourcery.com>
18167 PR tree-optimization/69599
18168 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
18170 (find_func_aliases_for_builtin_call, find_func_clobbers)
18171 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
18174 2016-02-09 Richard Biener <rguenther@suse.de>
18176 PR tree-optimization/69715
18177 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
18178 LHS on calls as non-rewritable.
18180 2016-02-09 Tom de Vries <tom@codesourcery.com>
18183 * lto-wrapper.c (append_diag_options): New function.
18184 (compile_offload_image): Call append_diag_options.
18186 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
18189 * doc/extend.texi (Flag Output Operands): Correct sectioning.
18190 Minor copy-edit to fix verb tenses.
18192 2016-02-08 Jakub Jelinek <jakub@redhat.com>
18194 PR tree-optimization/69209
18195 * ipa-split.c (split_function): If split part is not
18196 returning retval, retval has gimple type but is not
18197 gimple value, force it into a SSA_NAME first.
18199 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
18201 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
18204 2016-02-08 Jason Merrill <jason@redhat.com>
18207 * convert.c (convert_to_integer_1): Check dofold on truncation
18209 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
18210 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
18211 Rename from *_nofold.
18212 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
18213 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
18215 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
18218 * tree.c (build_common_tree_nodes): Remove short_double argument.
18219 All callers changed.
18220 * tree.h (build_common_tree_nodes): Adjust declaration.
18221 * doc/invoke.texi (-fshort-double): Remove documentation.
18222 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18223 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
18224 * lto-wrapper.c (merge_and_complain, append_compiler_options)
18225 (append_linker_options): Don't handle OPT_fshort_double.
18227 PR rtl-optimization/68730
18228 * lra-remat.c (insn_to_cand_activation): New static variable.
18229 (lra_remat): Allocate and free it.
18230 (create_cand): New arg activation. Initialize a field in
18231 insn_to_cand_activation if it is nonnull.
18232 (create_cands): Pass the activation insn to create_cand when making
18233 a candidate involving an output reload. Reorganize code a little.
18234 (do_remat): Keep track of active status of candidates in a separate
18237 2016-02-08 Richard Biener <rguenther@suse.de>
18239 PR tree-optimization/69719
18240 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18241 Properly use absolute of the difference of the two offsets to
18242 compare or adjust the segment length.
18244 2016-02-08 Richard Biener <rguenther@suse.de>
18245 Jeff Law <law@redhat.com>
18248 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
18249 types for anonymous SSA names.
18251 2016-02-08 Richard Biener <rguenther@suse.de>
18253 PR rtl-optimization/69274
18254 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
18256 2016-02-08 Jeff Law <law@redhat.com>
18258 PR tree-optimization/65917
18259 * tree-ssa-dom.c (record_temporary_equivalences): Record both
18260 equivalences from if (x == y) style conditionals.
18261 (loop_depth_of_name): Remove.
18262 (record_equality): Remove loop depth check.
18263 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
18264 (const_and_copies::record_const_or_copy_raw): New member function.
18265 * tree-ssa-scopedtables.c
18266 (const_and_copies::record_const_or_copy_raw): New, factored out of
18267 (const_and_copies::record_const_or_copy): Call new member function.
18269 2016-02-05 Jeff Law <law@redhat.com>
18271 PR tree-optimization/68541
18272 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
18273 (count_stmts_in_block): New function.
18274 (poor_ifcvt_candidate_code): Likewise.
18275 (is_feasible_trace): Add some heuristics to determine when path
18276 splitting is profitable.
18277 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
18278 is a diamond with a single exit.
18280 2016-02-05 Martin Sebor <msebor@redhat.com>
18283 * doc/invoke.texi: Update -Wplacement-new to take an optional
18286 2016-02-06 Richard Henderson <rth@redhat.com>
18289 * tree.c (tree_nop_conversion_p): Do not strip casts into or
18290 out of non-standard address spaces.
18292 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18294 PR rtl-optimization/69691
18295 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
18297 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
18299 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
18300 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
18301 (*ieee128_mfvsrd_64bit): Likewise.
18302 (*ieee128_mfvsrd_32bit): Likewise.
18304 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
18308 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18310 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18311 instrumented_version.
18313 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
18315 * doc/invoke.texi (Optimize Options): In table of --param options
18316 rename second occurrence of tracer-min-branch-ratio to
18317 tracer-min-branch-probability, rename
18318 tracer-min-branch-ratio-feedback to
18319 tracer-min-branch-probability-feedback and clarify description,
18320 rename sched-spec-state-edge-prob-cutoff to
18321 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
18322 to selsched-insns-to-rename, rename lto-minpartition to
18323 lto-min-partition, delete reorder-blocks-duplicate and
18324 reorder-blocks-duplicate-feedback.
18326 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18328 * config/s390/s390.c (s390_register_info_set_ranges): Remove
18331 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
18333 * doc/extend.texi: S/390: Correct some typos.
18335 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18337 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
18339 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18342 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
18343 (s390_register_info_gprtofpr): Use new macros above.
18344 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
18346 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
18347 its name. Adjust restore and save gpr ranges.
18348 (s390_register_info_set_ranges): New function.
18349 (s390_register_info): Use new macros above. Call
18350 s390_register_info_set_ranges.
18351 (s390_optimize_register_info): Likewise.
18352 (s390_hard_regno_rename_ok): Use new macros.
18353 (s390_hard_regno_scratch_ok): Likewise.
18354 (s390_emit_epilogue): Likewise.
18355 (s390_can_use_return_insn): Likewise.
18356 (s390_optimize_prologue): Likewise.
18357 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
18359 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18362 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
18364 (ix86_option_override_internal): Disable TARGET_STV even for
18365 -m{incoming,preferred}-stack-boundary=3.
18367 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18369 * config.gcc: Mark deprecated rtems targets as obsolete.
18371 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
18373 PR rtl-optimization/64682
18374 PR rtl-optimization/69567
18375 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
18376 before I2 only if the register is both used and set in I2.
18378 2016-02-04 DJ Delorie <dj@redhat.com>
18380 * config/msp430/msp430.c (msp430_start_function): Add function type.
18382 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18385 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
18387 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
18389 PR rtl-optimization/69577
18391 2015-10-29 Richard Henderson <rth@redhat.com>
18395 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
18396 sse check to the exact conditions of PR 67609.
18398 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18401 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
18402 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
18403 not allowed into the traditional Altivec registers.
18404 (movtd_64bit_nodm): Likewise.
18405 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
18407 2016-02-04 David Malcolm <dmalcolm@redhat.com>
18409 * config/aarch64/cortex-a57-fma-steering.c
18410 (aarch64_register_fma_steering): Remove "static" from arguments
18413 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
18416 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
18417 twice when complex.
18419 2016-02-04 Mike Frysinger <vapier@gentoo.org>
18421 * doc/invoke.texi: Delete -mno-fma4.
18423 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
18425 PR rtl-optimization/69577
18426 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
18427 (find_subregs_of_mode): Update accordingly. Iterate over partial
18430 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18432 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18433 * config/arm/arm.c (neon_reinterpret): Remove.
18434 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18435 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18436 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18437 vreinterpretti): Remove.
18438 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18439 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18440 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18441 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18442 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18443 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18444 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18445 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18446 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18447 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18448 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18449 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18450 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18451 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18452 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18453 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18454 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18455 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18456 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18457 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18458 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18459 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18460 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18461 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18462 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18463 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18464 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18465 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18466 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18467 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18468 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18469 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18470 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18471 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18472 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18473 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18474 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18475 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18476 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18477 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18478 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18479 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18480 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18481 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18482 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18483 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18484 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18485 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18486 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18487 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18488 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18489 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18490 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18491 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18492 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18493 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18494 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18495 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18496 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18497 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18498 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18499 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18500 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18501 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18502 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18503 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18504 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18505 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18506 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18507 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18508 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18509 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18510 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18511 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18512 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18513 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18514 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18515 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18516 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18517 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18518 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18519 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18520 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18521 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18522 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18523 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18524 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18525 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18526 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
18527 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
18528 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
18529 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
18530 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
18531 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
18532 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
18533 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
18534 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
18535 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
18536 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
18537 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
18538 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
18539 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
18540 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
18542 2016-02-04 Martin Liska <mliska@suse.cz>
18545 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
18546 that are gimple_store_p.
18547 (maybe_instrument_call): Likewise.
18549 2016-02-04 Bin Cheng <bin.cheng@arm.com>
18551 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
18552 register scaling out of memory reference and comment why.
18554 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18558 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
18559 folding the source of a SET.
18561 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18565 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
18566 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
18568 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
18572 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
18575 2016-02-04 Christian Bruel <christian.bruel@st.com>
18577 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
18578 * config/arm/arm.c (arm_set_current_function): Likewise.
18580 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18581 Ilya Enkovich <enkovich.gnu@gmail.com>
18582 H.J. Lu <hongjiu.lu@intel.com>
18585 * config/i386/i386.c (convert_scalars_to_vector): Remove
18586 stack alignment fixes.
18587 (ix86_option_override_internal): Disable TARGET_STV if stack
18588 might not be aligned enough.
18589 (ix86_minimum_alignment): Assert that TARGET_STV is false.
18591 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
18593 * config/i386/x86-tune.def: Disable default prefetching
18596 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
18597 Vladimir Makarov <vmakarov@redhat.com>
18600 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
18601 in validating fused toc addresses.
18603 2016-02-03 Jakub Jelinek <jakub@redhat.com>
18606 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
18607 range->m_caret fields if range->m_show_caret_p is false.
18610 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18611 Force oldval into register if it does not satisfy reg_or_short_operand
18612 predicate. Fix up formatting.
18614 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
18615 Alexandre Oliva <aoliva@redhat.com>
18618 * lra-constraints.c (simplify_operand_subreg): Check additionally
18619 address validity after potential reloading.
18620 (process_address_1): Check insns validity. In case of failure do
18623 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
18626 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
18629 2016-02-02 Jakub Jelinek <jakub@redhat.com>
18631 * wide-int.cc (canonize_uhwi): New function.
18632 (wi::divmod_internal): Use it.
18634 2016-02-02 James Norris <jnorris@codesourcery.com
18636 * gimplify.c (omp_notice_variable): Add usage check.
18638 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
18640 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
18641 like LE, GE, LT, GT when emitting relational operator.
18643 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18645 * ira-costs.c (find_costs_and_classes): Add extra argument.
18646 * target.def (ira_change_pseudo_allocno_class): Add parameter.
18647 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
18648 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
18649 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
18650 Add best_class parameter, and return it if not ALL_REGS.
18651 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
18653 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
18654 Update target hook.
18656 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18658 * config/aarch64/aarch64.c
18659 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
18660 (aarch64_ira_change_pseudo_allocno_class): New function.
18662 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
18665 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
18667 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18669 * config/avr/avr.c (avr_option_override): Set
18670 PARAM_ALLOW_STORE_DATA_RACES to 1.
18672 2016-02-02 Richard Biener <rguenther@suse.de>
18674 PR tree-optimization/69595
18675 * match.pd: Add range test simplifications to true/false.
18677 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
18679 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
18680 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
18683 2016-02-02 Richard Biener <rguenther@suse.de>
18685 PR tree-optimization/69606
18686 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
18687 info on the result before moving a stmt.
18689 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
18691 PR middle-end/68542
18692 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
18693 branch with vector comparison.
18694 * config/i386/sse.md (VI48_AVX): New mode iterator.
18695 (define_expand "cbranch<mode>4): Add support for conditional branch
18696 with vector comparison.
18697 * tree-vect-loop.c (optimize_mask_stores): New function.
18698 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
18699 has_mask_store field of vect_info.
18700 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
18701 vectorized loops having masked stores after vec_info destroy.
18702 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
18703 correspondent macros.
18704 (optimize_mask_stores): Add prototype.
18706 2016-02-02 Alan Modra <amodra@gmail.com>
18709 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
18712 2016-02-02 Alan Modra <amodra@gmail.com>
18715 * config/rs6000/rs6000.c (need_toc_init): New var, set it
18716 whenever toc_label_name used.
18717 (rs6000_file_start): Don't set up toc section here,
18718 (rs6000_output_function_epilogue): do so here instead,
18719 (rs6000_xcoff_file_start): and here.
18720 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
18721 (load_toc_aix_di): Likewise.
18723 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18725 PR rtl-optimization/69592
18726 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
18727 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
18728 (num_sign_bit_copies_binary_arith_p): New inline function.
18729 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
18731 2016-02-01 Jeff Law <law@redhat.com>
18733 PR tree-optimization/69580
18734 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
18735 * tree-ssa-threadbackward.c
18736 (fsm_find_control_statement_thread_paths): Do not try to walk
18737 through large PHI nodes.
18739 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18741 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
18742 when count is incremented above limit, don't analyze further
18745 * omp-low.c (oacc_parse_default_dims): Avoid
18746 -Wsign-compare warning, make sure value fits into int
18747 rather than just unsigned int.
18749 2016-02-01 Bin Cheng <bin.cheng@arm.com>
18751 PR tree-optimization/67921
18752 * fold-const.c (split_tree): New parameters. Convert pointer
18753 type variable part to proper type before negating.
18754 (fold_binary_loc): Pass new arguments to split_tree.
18756 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
18758 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
18759 (nvptx_goacc_validate_dims): Extend to handle global defaults.
18760 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
18761 * doc/tm.texti: Rebuilt.
18762 * doc/invoke.texi (fopenacc-dim): Document.
18763 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
18764 (append_compiler_options): Likewise.
18765 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
18766 (oacc_parse_default_dims): New.
18767 (oacc_validate_dims): Add USED arg. Select non-unity default when
18769 (oacc_loop_fixed_partitions): Return mask of used partitions.
18770 (oacc_loop_auto_partitions): Emit dump info.
18771 (oacc_loop_partition): Return mask of used partitions.
18772 (execute_oacc_device_lower): Parse default dimension arg. Adjust
18773 loop partitioning and validation calls.
18775 2016-02-01 Richard Biener <rguenther@suse.de>
18777 PR middle-end/69556
18778 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
18780 2016-02-01 Richard Biener <rguenther@suse.de>
18782 PR tree-optimization/69574
18783 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
18784 of asserting return chrec_dont_know.
18786 2016-02-01 Martin Liska <mliska@suse.cz>
18788 * mem-stats-traits.h: Add copyright header.
18789 * mem-stats.h: Likewise.
18791 2016-02-01 Richard Biener <rguenther@suse.de>
18793 PR tree-optimization/69579
18794 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
18795 Do not propagate through abnormal PHI results.
18797 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
18799 * postreload.c (reload_cse_simplify): Remove dead code.
18801 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18803 PR rtl-optimization/69570
18804 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
18805 if there is more than one set, not if there is a single set.
18807 2016-02-01 Richard Henderson <rth@redhat.com>
18810 * combine.c (make_compound_operation): When looking through a
18811 subreg, make sure to re-extend to the width of the outer mode.
18813 2016-01-30 Jakub Jelinek <jakub@redhat.com>
18815 PR tree-optimization/69546
18816 * wide-int.cc (wi::divmod_internal): For unsigned division
18817 where both operands fit into uhwi, if o1 is 1 and o0 has
18818 msb set, if divident_prec is larger than bits per hwi,
18819 clear another quotient word and return 2 instead of 1.
18820 Similarly for remainder with msb in HWI set, if dividend_prec
18821 is larger than bits per hwi.
18823 2016-01-29 Martin Jambor <mjambor@suse.cz>
18825 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
18826 Use short lowercase names.
18827 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
18828 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
18829 acq_rel one. Protect warning agains segfaults if
18830 get_memory_order_name returns NULL.
18831 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
18832 with release semantics. Do not warn if get_memory_order already did.
18833 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
18834 semantics. Fix check for relaxed or acquire semantics. Do not warn
18835 if get_memory_order already did.
18837 2016-01-29 Sebastian Pop <s.pop@samsung.com>
18839 * doc/install.texi: Document that isl-0.16 is supported.
18841 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
18844 * config/i386/constraints.md (Bm): Describe as special memory
18846 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
18847 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18848 * genpreds.c (struct constraint_data): Add is_special_memory.
18849 (have_special_memory_constraints, special_memory_start): New
18851 (special_memory_end): Ditto.
18852 (add_constraint): Add new arg is_special_memory. Add code to
18853 process its true value. Update have_special_memory_constraints.
18854 (process_define_constraint): Pass the new arg.
18855 (process_define_register_constraint): Ditto.
18856 (choose_enum_order): Process special memory.
18857 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
18858 function insn_extra_special_memory_constraint.
18859 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18860 * gensupport.c (process_rtx): Process
18861 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18862 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
18863 * ira-lives.c (single_reg_class): Use
18864 insn_extra_special_memory_constraint.
18865 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
18866 * lra-constraints.c (process_alt_operands): Ditto.
18867 (curr_insn_transform): Use insn_extra_special_memory_constraint.
18868 * recog.c (asm_operand_ok, preprocess_constraints): Process
18870 * reload.c (find_reloads): Ditto.
18871 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
18872 * stmt.c (parse_input_constraint): Use
18873 insn_extra_special_memory_constraint.
18875 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18878 * lra-splill.c (lra_final_code_change): Revert r229087 by
18879 removing all sub-registers.
18881 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
18884 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
18886 2016-01-29 Jakub Jelinek <jakub@redhat.com>
18889 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
18890 SSE1, copy target into the temporary reg first before recursing
18893 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18895 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
18898 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18900 * ginclude/stdarg.h: Test __cplusplus instead of
18901 __GXX_EXPERIMENTAL_CXX0X__.
18903 2016-01-29 Richard Biener <rguenther@suse.de>
18905 PR tree-optimization/69547
18906 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
18907 Do not mark clobbers necessary.
18908 (mark_all_reaching_defs_necessary_1): Likewise.
18910 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18912 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
18913 declaration name with %qs and print it in both error messages.
18914 Also fix indentation.
18916 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18919 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
18920 trailing blank line from error message.
18922 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18925 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
18928 2016-01-29 Richard Biener <rguenther@suse.de>
18930 PR middle-end/69537
18931 * match.pd: Allow all integral types when simplifying a
18932 widening or sign-changing conversion.
18934 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18936 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
18937 back to setting codegen_error to fail codegen.
18939 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
18942 * config/i386/constraints.md (C): Only accept constant zero operand.
18943 (BC): New constraint.
18944 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
18945 instead of C constraint.
18946 * doc/md.texi (Machine Constraints): Update description
18949 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
18952 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
18954 2016-01-28 Jakub Jelinek <jakub@redhat.com>
18956 PR middle-end/69542
18957 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
18960 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
18962 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
18963 branches if using guessed profile.
18965 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
18967 * graphite-optimize-isl.c (optimize_isl): Fix dump.
18969 2016-01-28 Richard Henderson <rth@redhat.com>
18972 * config/aarch64/aarch64-modes.def (CC_Cmode): New
18973 * config/aarch64/aarch64-protos.h: Update.
18974 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
18975 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
18976 (aarch64_get_condition_code_1): Handle CC_Cmode.
18977 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
18978 (*add<mode>3_compareC_cconly_imm): New.
18979 (*add<mode>3_compareC_cconly): New.
18980 (*add<mode>3_compareC_imm): New.
18981 (add<mode>3_compareC): New.
18982 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
18983 to be first. Use aarch64_carry_operation.
18984 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
18985 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
18986 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
18987 (subti3): Use subdi3_compare1.
18988 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
18989 (sub<mode>3_compare1): New.
18990 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
18991 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
18992 (*subsi3_carryin_uxtw): Likewise.
18993 (*ngc<mode>, *ngcsi_uxtw): Likewise.
18994 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
18995 * config/aarch64/iterators.md (DWI): New.
18996 * config/aarch64/predicates.md (aarch64_carry_operation): New.
18997 (aarch64_borrow_operation): New.
18999 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19001 * graphite-optimize-isl.c (optimize_isl): Print a different debug
19002 message when isl does not return a valid schedule.
19004 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19006 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
19007 Remove comments from class declarations: they are already in the code
19010 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19012 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
19014 (ternary_op_to_tree): Same.
19015 (unary_op_to_tree): Same.
19016 (nary_op_to_tree): Same.
19017 (gcc_expression_from_isl_expr_op): Same.
19018 (gcc_expression_from_isl_expression): Same.
19019 (graphite_create_new_loop): Same.
19020 (graphite_create_new_loop_guard): Same.
19021 (build_iv_mapping): Same.
19022 (graphite_create_new_guard): Same.
19023 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
19024 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
19026 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19028 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
19029 instead of setting codegen_error to fail codegen.
19031 2016-01-28 Jason Merrill <jason@redhat.com>
19033 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
19035 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19037 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19038 Remove CONST_INT_P check in CCMP cost calculation.
19040 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19042 * config/aarch64/aarch64.c (generic_vector_cost):
19043 Set vec_permute_cost.
19044 (cortexa57_vector_cost): Likewise.
19045 (exynosm1_vector_cost): Likewise.
19046 (xgene1_vector_cost): Likewise.
19047 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
19048 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
19049 Add vec_permute_cost entry.
19051 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19053 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
19055 (add<mode>3_compare0): Likewise.
19056 (addsi3_compare0_uxtw): Likewise.
19057 (add<mode>3nr_compare0): Likewise.
19058 (compare_neg<mode>): Likewise.
19059 (<optab><mode>3): Likewise.
19061 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
19063 * tree-vect-stmts.c (vectorizable_comparison): Add
19064 NULL check for vectype.
19066 2016-01-28 Richard Biener <rguenther@suse.de>
19068 PR tree-optimization/69466
19069 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
19070 Account for PHIs we couldn't duplicate.
19072 2016-01-28 Martin Liska <mliska@suse.cz>
19075 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
19076 instead of ENABLE_VALGRIND_CHECKING.
19078 2016-01-27 Richard Henderson <rth@redhat.com>
19081 * lra-remat.c (subreg_regs): New.
19082 (dump_candidates_and_remat_bb_data): Dump it.
19083 (operand_to_remat): Reject if operand in subreg_regs.
19084 (set_bb_regs): Collect subreg_regs.
19085 (lra_remat): Init and free subreg_regs. Compute
19086 calculate_local_reg_remat_bb_data before create_cands.
19088 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
19091 * config/i386/i386.c (ix86_update_stack_boundary): Don't
19092 change stack_alignment_needed for __tls_get_addr call.
19094 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
19096 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
19098 2016-01-27 Jeff Law <law@redhat.com>
19100 PR tree-optimization/68398
19101 PR tree-optimization/69196
19102 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
19103 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
19104 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19105 Only count PHIs in the last block in the path. The others will
19106 const/copy propagate away. Add heuristic to allow more irreducible
19107 subloops to be created when it is likely profitable to do so.
19109 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19110 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
19111 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
19113 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19116 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
19117 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
19118 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
19119 * tree-streamer-in.c: Include asan.h.
19120 (streamer_get_builtin_tree): For builtins in sanitizer
19121 range call initialize_sanitizer_builtins and retry.
19123 2016-01-27 Ian Lance Taylor <iant@google.com>
19125 * common.opt (fkeep-gc-roots-live): New undocumented option.
19126 * tree-ssa-loop-ivopts.c (add_candidate_1): If
19127 -fkeep-gc-roots-live, skip pointers.
19128 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
19131 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
19134 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
19135 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
19137 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
19140 * configure.ac: NetBSD provides SSP in its C library.
19141 * configure: Updated.
19143 2016-01-27 Richard Biener <rguenther@suse.de>
19145 PR tree-optimization/69166
19146 * tree-vect-loop.c (vect_is_simple_reduction): Always check
19147 reduction code for commutativity / associativity.
19149 2016-01-27 Martin Jambor <mjambor@suse.cz>
19151 PR tree-optimization/69355
19152 * tree-sra.c (analyze_access_subtree): Correct hole detection when
19153 total_scalarization fails.
19155 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
19157 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
19160 2016-01-27 Christian Bruel <christian.bruel@st.com>
19163 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
19164 Move arm_reset_previous_fndecl and set_target_option_current_node in
19165 the conditional part. Call save_restore_target_globals.
19166 * config/arm/arm.c (arm_set_current_function):
19167 Refactor to better support #pragma target and attribute mix.
19168 Call save_restore_target_globals.
19169 * config/arm/arm-protos.h (save_restore_target_globals): New function.
19171 2016-01-27 Martin Liska <mliska@suse.cz>
19173 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
19174 reference for an HSA kernel and its host function.
19176 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19178 PR tree-optimization/69399
19179 * wide-int.h (wi::lrshift): For larger precisions, only
19180 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
19182 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
19184 * config/arc/predicates.md (proper_comparison_operator): Reject
19185 constant-constant comparison.
19187 2016-01-26 Tom de Vries <tom@codesourcery.com>
19189 PR tree-optimization/69110
19190 * tree-data-ref.c (initialize_data_dependence_relation): Handle
19191 DR_NUM_DIMENSIONS == 0.
19193 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19194 Sebastian Pop <s.pop@samsung.com>
19196 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
19197 isl_ast_op_cond and isl_ast_op_select.
19198 (gcc_expression_from_isl_expr_op): Same.
19200 2016-01-26 Jason Merrill <jason@redhat.com>
19203 * tree.c (recompute_constructor_flags): Split out from
19205 (verify_constructor_flags): New.
19206 * tree.h: Declare them.
19208 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
19210 PR rtl-optimization/69217
19211 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
19212 are no TYPE_FIELDS set for the record type.
19214 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19217 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
19218 toc_label_name unconditionally.
19219 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
19220 SYMBOL_REF string. Use toc_label_name instead of constructing
19222 (rs6000_elf_declare_function_name): Use toc_label_name instead of
19223 constructing LCTOC1.
19225 2016-01-26 Martin Sebor <msebor@redhat.com>
19228 * doc/extend.texi (Common Type Attributes): Move text that talks about
19229 attribute packed from attribute aligned to the section discussing
19230 the former attribute for clarity.
19232 2016-01-26 Richard Henderson <rth@redhat.com>
19234 PR middle-end/60908
19235 * trans-mem.c (tm_region_init): Mark entry block as visited.
19237 2016-01-26 David Malcolm <dmalcolm@redhat.com>
19240 * diagnostic-show-locus.c (layout::print_source_line): Replace
19241 call to pp_newline with call to layout::print_newline.
19242 (layout::print_annotation_line): Likewise.
19243 (layout::move_to_column): Likewise.
19244 (layout::print_any_fixits): After printing any fixits, print a
19245 trailing newline, if necessary.
19246 (layout::print_newline): New method, resetting any colorization
19248 (diagnostic_show_locus): Move the pp_newline to before the
19249 early bailout. Remove dummy block enclosing the layout instance.
19250 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
19251 of pp_newline_and_flush with pp_flush.
19252 (diagnostic_append_note): Delete use of pp_newline.
19253 (diagnostic_append_note_at_rich_loc): Delete.
19254 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
19255 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
19256 when newline characters are added to the buffer.
19258 2016-01-26 Michael Matz <matz@suse.de>
19260 * configure.ac (ac_cv_std_swap_in_utility): New test.
19261 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
19262 * configure: Regenerate.
19263 * config.in: Regenerate.
19265 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
19267 * config/arc/arc.md (cstoresi4): Force operand into register.
19268 (arcset<code>): Fix predicate.
19269 (arcsetltu): Likewise.
19270 (arcsetgeu): Likewise.
19271 (arcsethi): Likewise.
19272 (arcsetls): Likewise.
19274 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19276 PR tree-optimization/69483
19277 * gimple-fold.c (canonicalize_constructor_val): Return NULL
19278 if base has error_mark_node type.
19280 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
19283 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
19284 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
19286 (vget_lane_f16): Handle big-endian.
19287 (vgetq_lane_f16): Likewise.
19288 (vset_lane_f16): Likewise.
19289 (vsetq_lane_f16): Likewise.
19290 * config/arm/iterators.md (VQXMOV): Add V8HF.
19291 (VDQ): Add V4HF and V8HF.
19292 (V_reg): Handle V4HF and V8HF.
19293 (Is_float_mode): Likewise.
19294 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
19295 neon_vdup_nv8hf): New patterns.
19296 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
19297 Use VD_LANE iterator.
19298 (neon_vld1_dup<mode>): Use VQ2 iterator.
19300 2016-01-26 Nathan Sidwell <nathan@acm.org>
19302 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
19303 (set_oacc_fn_attrib): Add IS_KERNEL arg.
19304 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
19305 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
19306 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
19307 (oacc_validate_dims): Add LEVEL arg, don't return level.
19308 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
19309 oacc_validate_dims.
19310 (execute_oacc_device_lower): Adjust, add more dump output.
19311 * tree-ssa-loop.c (gate_oacc_kernels): Use
19312 oacc_fn_attrib_kernels_p.
19313 * tree-parloops.c (create_parallel_loop): Adjust
19314 set_oacc_fn_attrib call.
19316 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19319 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
19320 (append_compiler_options): Handle -fcilkplus.
19321 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
19323 2016-01-26 Nick Clifton <nickc@redhat.com>
19326 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
19327 been marked as DECL_ONE_ONLY but we do not the means to make it
19328 so, then do not allow it to bind locally.
19330 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19333 * opts.h (parse_sanitizer_options): New prototype.
19334 * opts.c (sanitizer_opts): New array.
19335 (parse_sanitizer_options): New function.
19336 (common_handle_option): Use parse_sanitizer_options.
19338 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
19341 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
19342 alignment adjustment to ...
19343 (ix86_update_stack_boundary): Here. Don't over-align stack for
19345 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
19346 if __tls_get_addr is called.
19348 2016-01-26 Christian Bruel <christian.bruel@st.com>
19350 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
19352 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
19354 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
19356 2016-01-26 Richard Biener <rguenther@suse.de>
19358 PR middle-end/69467
19359 * match.pd: Guard X * CST CMP 0 pattern with single_use.
19361 2016-01-26 Richard Biener <rguenther@suse.de>
19363 PR tree-optimization/69452
19364 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
19365 (move_computations_dom_walker::before_dom_children): Rename
19367 (move_computations_worker): This.
19368 (move_computations): Perform an RPO rather than a DOM walk.
19370 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19373 * combine.c (combine_instructions): For REG_EQUAL note with
19374 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
19375 to the underlying register.
19376 * doc/rtl.texi (REG_EQUAL): Document the behavior of
19377 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
19379 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
19382 * config/aarch64/aarch64-builtins.c
19383 (aarch64_init_simd_builtin_types): Do not set structural
19384 equality to __Poly{8,16,64,128}_t types.
19386 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
19388 PR tree-optimization/69400
19389 * wide-int.cc (wi_pack): Take the precision as argument and
19390 perform canonicalization here rather than in the callers.
19391 Use the main loop to handle all full-width HWIs. Add a
19392 zero HWI if in_len isn't a full result.
19393 (wi::divmod_internal): Update accordingly.
19394 (wi::mul_internal): Likewise. Simplify.
19396 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19397 Sebastian Pop <s.pop@samsung.com>
19399 * graphite-poly.c (apply_poly_transforms): Simplify.
19400 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
19401 (print_isl_map): Same.
19402 (print_isl_union_map): Same.
19403 (print_isl_schedule): New.
19404 (debug_isl_schedule): New.
19405 * graphite-dependences.c (scop_get_reads): Do not call
19406 isl_union_map_add_map that is undocumented isl functionality.
19407 (scop_get_must_writes): Same.
19408 (scop_get_may_writes): Same.
19409 (scop_get_original_schedule): Remove.
19410 (scop_get_dependences): Do not call isl_union_map_compute_flow that
19411 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
19412 (compute_deps): Remove.
19413 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
19414 (debug_schedule_ast): New.
19415 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
19416 set_separate_option.
19417 (graphite_regenerate_ast_isl): Add dump.
19418 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
19419 from scop->transformed_schedule.
19420 (graphite_regenerate_ast_isl): Add more dump.
19421 * graphite-optimize-isl.c (optimize_isl): Set
19422 scop->transformed_schedule. Check whether schedules are equal.
19423 (apply_poly_transforms): Move here.
19424 * graphite-poly.c (apply_poly_transforms): ... from here.
19425 (free_poly_bb): Static.
19426 (free_scop): Static.
19427 (pbb_number_of_iterations_at_time): Remove.
19428 (print_isl_ast): New.
19429 (debug_isl_ast): New.
19430 (debug_scop_pbb): New.
19431 * graphite-scop-detection.c (print_edge): Move.
19432 (print_sese): Move.
19433 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19434 (build_scop_scattering): Remove.
19435 (create_pw_aff_from_tree): Assert instead of bailing out.
19436 (add_condition_to_pbb): Remove unused code, do not fail.
19437 (add_conditions_to_domain): Same.
19438 (add_conditions_to_constraints): Remove.
19439 (build_scop_context): New.
19440 (add_iter_domain_dimension): New.
19441 (build_iteration_domains): Initialize pbb->iterators.
19442 Call add_conditions_to_domain.
19445 (index_outermost_in_loop): New.
19446 (index_pbb_in_loop): New.
19447 (outermost_pbb_in): New.
19448 (add_in_sequence): New.
19449 (add_outer_projection): New.
19450 (outer_projection_mupa): New.
19451 (add_loop_schedule): New.
19452 (build_schedule_pbb): New.
19453 (build_schedule_loop): New.
19454 (embed_in_surrounding_loops): New.
19455 (build_schedule_loop_nest): New.
19456 (build_original_schedule): New.
19457 (build_poly_scop): Call build_original_schedule.
19458 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19459 (free_poly_dr): Remove.
19460 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19461 (free_poly_bb): Remove.
19462 (debug_loop_vec): Remove.
19463 (print_isl_ast): Declare.
19464 (debug_isl_ast): Declare.
19465 (scop_do_interchange): Remove.
19466 (scop_do_strip_mine): Remove.
19467 (scop_do_block): Remove.
19468 (flatten_all_loops): Remove.
19469 (optimize_isl): Remove.
19470 (pbb_number_of_iterations_at_time): Remove.
19471 (debug_scop_pbb): Declare.
19472 (print_schedule_ast): Declare.
19473 (debug_schedule_ast): Declare.
19474 (struct scop): Remove schedule. Add original_schedule,
19475 transformed_schedule.
19476 (free_gimple_poly_bb): Remove.
19477 (print_generated_program): Remove.
19478 (debug_generated_program): Remove.
19479 (unify_scattering_dimensions): Remove.
19480 * sese.c (print_edge): ... here.
19481 (print_sese): ... here.
19482 (debug_edge): ... here.
19483 (debug_sese): ... here.
19484 * sese.h (print_edge): Declare.
19485 (print_sese): Declare.
19486 (dump_edge): Declare.
19487 (dump_sese): Declare.
19489 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19490 Sebastian Pop <s.pop@samsung.com>
19492 * Makefile.in: Set ISLVER in site.exp.
19494 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19496 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19497 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19498 through DECL_VALUE_EXPR for expansion.
19500 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19502 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19503 the frame info after reload completed.
19505 2016-01-25 Jeff Law <law@redhat.com>
19507 PR tree-optimization/69196
19508 PR tree-optimization/68398
19509 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19510 tree-ssa-threadupdate.c.
19511 (determine_bb_domination_status): Prototype
19512 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19513 (determine_bb_domination_status): No longer static.
19514 (valid_jump_thread_path): Remove code to detect characteristics
19515 of the jump thread path not associated with correctness.
19516 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19517 Correct test for thread path length. Count PHIs for real operands as
19518 statements that need to be copied. Do not count ASSERT_EXPRs.
19519 Look at all the blocks in the thread path. Compute and selectively
19520 filter thread paths based on threading through the latch, threading
19521 a multiway branch or crossing a multiway branch.
19523 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19525 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19526 decl with __attribute__ ((unused)) annotation.
19528 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
19531 * tree-vect-stmts.c (vectorizable_condition): Check vectype
19532 of operands is compatible with a statement vectype.
19534 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
19536 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
19537 improve wording for mixed storage order support.
19539 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
19541 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
19542 (vcvt_u64_f64): Likewise.
19543 (vcvta_s64_f64): Likewise.
19544 (vcvta_u64_f64): Likewise.
19545 (vcvtm_s64_f64): Likewise.
19546 (vcvtm_u64_f64): Likewise.
19547 (vcvtn_s64_f64): Likewise.
19548 (vcvtn_u64_f64): Likewise.
19549 (vcvtp_s64_f64): Likewise.
19550 (vcvtp_u64_f64): Likewise.
19552 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
19554 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
19555 (arc_init): Check validity mll64 option.
19556 (arc_save_restore): Use double load/store instruction.
19557 (arc_expand_movmem): Likewise.
19558 (arc_split_move): Don't split if we have double load/store
19559 instructions. Returns a boolean.
19560 (arc_process_double_reg_moves): Change function to return boolean
19561 instead of a sequence of instructions.
19562 (arc_dwarf_register_span): New function.
19563 * config/arc/arc-protos.h (arc_split_move): Change prototype.
19564 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
19565 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
19566 (*movdf_insn): Likewise.
19567 * config/arc/arc.opt (mll64): New option.
19568 * config/arc/predicates.md (even_register_operand): New predicate.
19569 * doc/invoke.texi (ARC Options): Add mll64 documentation.
19571 2016-01-25 Richard Biener <rguenther@suse.de>
19574 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
19575 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
19577 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
19579 2016-01-25 Richard Biener <rguenther@suse.de>
19581 PR tree-optimization/69376
19582 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
19584 (VN_INFO_ANTI_RANGE_P): New inline.
19585 (VN_INFO_RANGE_TYPE): Likewise.
19586 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
19587 SSA_NAME_ANTI_RANGE_P.
19588 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
19589 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19590 Properly query VN_INFO_RANGE_TYPE.
19592 2016-01-25 Nick Clifton <nickc@redhat.com>
19595 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
19597 2016-01-23 Tom de Vries <tom@codesourcery.com>
19599 PR tree-optimization/69426
19600 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
19603 2016-01-23 Jakub Jelinek <jakub@redhat.com>
19605 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
19606 "the the" with "the" in the comments.
19607 * ipa-devirt.c (build_type_inheritance_graph,
19608 update_type_inheritance_graph): Likewise.
19609 * tree.c (build_function_type_list_1): Likewise.
19610 * cfgloopmanip.c (scale_loop_profile): Likewise.
19611 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
19612 * gimple-ssa-split-paths.c
19613 (find_block_to_duplicate_for_splitting_paths): Likewise.
19614 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
19615 * expr.c (convert_move): Likewise.
19616 * var-tracking.c (vt_stack_adjustments): Likewise.
19617 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19618 * tree-vrp.c (test_for_singularity): Likewise.
19620 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
19621 directly instead of building a temporary tree.
19624 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
19625 remove <algorithm> include.
19627 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19630 * config/i386/i386.c: Include dojump.h.
19631 (expand_small_movmem_or_setmem,
19632 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
19634 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
19635 if dynamic_check != -1.
19637 2016-01-21 Jeff Law <law@redhat.com>
19639 PR middle-end/69347
19640 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
19641 record_temporary_equivalences. Rewritten to avoid unnecessary calls
19642 into dominated_by_p.
19643 (cprop_into_successor_phis): Avoid unnecessary tests.
19645 2016-01-22 Richard Henderson <rth@redhat.com>
19648 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
19649 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
19651 2016-01-22 Michael Matz <matz@suse.de>
19653 * system.h (string, algorithm): Include only conditionally.
19654 (new): Include always under C++.
19655 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
19656 * final.c (toplevel): Ditto.
19657 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
19658 * genconditions.c (write_header): Make gencondmd.c define
19660 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
19662 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
19663 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
19665 2016-01-22 Christian Bruel <christian.bruel@st.com>
19668 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
19670 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19673 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
19674 define_insn_and_split. Ensure operands[1] and operands[0] do not
19675 get assigned the same register.
19677 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19679 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
19681 2016-01-22 Christian Bruel <christian.bruel@st.com>
19683 * config/arm/arm-c.c (arm_pragma_target_parse):
19684 Remove warn_builtin_macro_redefined overwrite.
19686 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19688 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
19689 flag_non_call_exceptions compatibility.
19691 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19694 * dwarf2out.c (add_child_die_after): New function.
19695 (dwarf_qual_info_t): New type.
19696 (dwarf_qual_info): New variable.
19697 (qualified_die_p): New function.
19698 (modified_type_die): For -fdebug-types-section, ensure
19699 canonical order of qualifiers. Put qualified DIEs adjacent
19700 to the corresponding non-qualified type DIE and search there
19701 for existing qualified DIEs.
19703 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19705 * doc/extend.texi (scalar_storage_order type attribute): Document
19706 restriction on type punning and aliasing, and remove future tense.
19708 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
19711 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
19714 2016-01-21 Jeff Law <law@redhat.com>
19716 PR middle-end/69347
19717 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
19718 useless call to record_temporary_equivalences.
19719 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
19720 allocate 10 slots in the bb_path vector and let it grow as needed.
19721 (fsm_find_control_statement_thread_paths): Similarly for the next_path
19724 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19726 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
19728 * configure: Regenerate.
19730 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
19732 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
19733 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
19735 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
19737 PR middle-end/66178
19738 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
19739 drop EXPAND_INITIALIZER.
19740 * rtl.h (contains_symbolic_reference_p): Declare.
19741 * rtlanal.c (contains_symbolic_reference_p): New function.
19742 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
19743 a subtraction into a NOT if symbolic constants are involved.
19745 2016-01-21 Anton Blanchard <anton@samba.org>
19746 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19749 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
19751 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
19754 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19756 * config/microblaze/microblaze.c
19757 (get_branch_target): New.
19758 (insert_wic_for_ilb_runout): New.
19760 (microblaze_machine_dependent_reorg): New.
19761 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
19762 * config/microblaze/microblaze.md
19763 (UNSPEC_IPREFETCH): Define.
19764 (iprefetch): New pattern
19765 * config/microblaze/microblaze.opt
19766 (mxl-prefetch): New flag.
19768 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19770 * config/microblaze/microblaze.h
19771 (FIXED_REGISTERS): Update in macro.
19772 (CALL_USED_REGISTERS): Update in macro.
19774 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
19776 PR rtl-optimization/68920
19777 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
19780 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
19782 PR rtl-optimization/68990
19783 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
19784 pseudo instead of inheritance ones.
19786 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
19787 Nick Clifton <nickc@redhat.com>
19791 * config/mips/mips.c (mips_compute_frame_info): Initialise
19792 args_size and hard_frame_pointer_offset fields of the frame
19793 structure before calling mips_global_pointer.
19795 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19797 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
19799 * configure: Regenerate.
19801 2016-01-21 Richard Biener <rguenther@suse.de>
19803 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
19805 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19807 * config/s390/s390.c (s390_asm_declare_function_size): Add code
19808 to actually emit the .size directive.
19810 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
19811 Jakub Jelinek <jakub@redhat.com>
19815 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
19816 args array size by one to avoid buffer overflow.
19818 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19820 * config/s390/s390.md (pool_section_start): Use switch_to_section
19821 to select proper read-only data section instead of hardcoding
19823 (pool_section_end): Use switch_to_section to match the above.
19825 2016-01-21 Richard Biener <rguenther@suse.de>
19827 PR tree-optimization/69378
19828 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
19829 (set_ssa_val_to): Use it for dominance checks taking into
19830 account not executable edges.
19832 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19835 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
19836 for bitsize instead of GET_MODE_PRECISION (mode).
19838 2016-01-20 Martin Sebor <msebor@redhat.com>
19841 * extend.texi (__sync Builtins): Clarify the semantics of
19842 __sync_fetch_and_OP built-ins on pointers.
19843 (__atomic Builtins): Same.
19845 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19846 Sebastian Pop <s.pop@samsung.com>
19848 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
19849 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
19850 (is_valid_rename): Same.
19851 (translate_isl_ast_to_gimple::get_rename): Same.
19852 (translate_isl_ast_to_gimple::rename_all_uses): Same.
19853 (translate_isl_ast_to_gimple::rename_uses): Same.
19854 (get_new_name): Check for close_phi nodes.
19855 (copy_loop_phi_args): Use phi_node_kind.
19856 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
19857 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
19859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19860 Sebastian Pop <s.pop@samsung.com>
19862 Revert commit r229783.
19863 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
19864 Remove use of parameter_rename_map.
19865 (copy_def): Remove.
19866 (copy_internal_parameters): Remove.
19867 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
19868 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
19869 (free_sese_info): Do not free parameter_rename_map.
19870 (set_rename): Do not use parameter_rename_map.
19871 (rename_uses): Update call to set_rename.
19872 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
19873 * sese.h (parameter_rename_map_t): Remove.
19874 (struct sese_info_t): Remove field parameter_rename_map.
19876 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19877 Sebastian Pop <s.pop@samsung.com>
19879 * graphite-isl-ast-to-gimple.c: Fix comment.
19880 * graphite-scop-detection.c (defined_in_loop_p): New.
19881 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
19882 names defined in loop.
19884 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19885 Sebastian Pop <s.pop@samsung.com>
19887 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
19888 Discard unstructured if-then-else regions.
19890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19891 Sebastian Pop <s.pop@samsung.com>
19893 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
19894 (cleanup_loop_iter_dom): Remove.
19895 (build_loop_iteration_domains): Remove.
19896 (build_scop_context): Remove.
19897 (build_scop_iteration_domain): Remove.
19898 (add_loop_constraints): New.
19899 (build_iteration_domains): New.
19900 (build_poly_scop): Call build_iteration_domains.
19902 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19903 Sebastian Pop <s.pop@samsung.com>
19905 * graphite-scop-detection.c
19906 (scop_detection::harmful_loop_in_region): Free dom and loops.
19907 (scop_detection::loop_body_is_valid_scop): Free bbs.
19909 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19910 Sebastian Pop <s.pop@samsung.com>
19912 * graphite-scop-detection.c (record_loop_in_sese): New.
19913 (gather_bbs::before_dom_children): Call record_loop_in_sese.
19914 (build_scops): Remove call to build_sese_loop_nests.
19915 * sese.c (sese_record_loop): Remove.
19916 (build_sese_loop_nests): Remove.
19917 (new_sese_info): Remove region->loops.
19918 (free_sese_info): Same.
19919 * sese.h (sese_contains_loop): Same.
19920 (build_sese_loop_nests): Remove.
19921 (sese_contains_loop): Remove.
19923 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19924 Sebastian Pop <s.pop@samsung.com>
19926 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
19927 loop_is_valid_in_scop.
19928 (scop_detection::harmful_stmt_in_region): Renamed
19929 harmful_loop_in_region.
19930 Call loop_is_valid_in_scop.
19932 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19933 Sebastian Pop <s.pop@samsung.com>
19935 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
19938 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19939 Sebastian Pop <s.pop@samsung.com>
19941 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
19942 * graphite.h (struct poly_bb): Remove field is_reduction.
19943 (PBB_IS_REDUCTION): Remove.
19945 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19946 Sebastian Pop <s.pop@samsung.com>
19948 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
19949 (add_pdr_constraints): Same.
19950 (scop_get_reads): Same.
19951 (scop_get_must_writes): Same.
19952 (scop_get_may_writes): Same.
19953 (scop_get_original_schedule): Same.
19954 (extend_schedule): Same.
19955 (apply_schedule_on_deps): Same.
19956 (carries_deps): Same.
19957 (compute_deps): Same.
19958 (scop_get_dependences): Same.
19959 * graphite-isl-ast-to-gimple.c
19960 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
19961 * graphite-optimize-isl.c (get_schedule_for_band): Same.
19962 (get_schedule_for_band_list): Same.
19963 (get_schedule_map): Same.
19964 (apply_schedule_map_to_scop): Same.
19965 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
19966 (build_loop_iteration_domains): Same.
19967 (add_condition_to_pbb): Same.
19968 (add_param_constraints): Same.
19969 (pdr_add_memory_accesses): Same.
19970 (pdr_add_data_dimensions): Same.
19972 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19974 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
19977 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19979 * common.opt (feliminate-dwarf2-dups): Replace references to
19980 "DWARF 2" with just "DWARF".
19981 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
19982 * doc/extend.texi: Likewise.
19983 * doc/cpp.texi: Likewise.
19984 * doc/invoke.texi: Likewise.
19985 (Option Summary): Add -gdwarf to list of Debugging Options.
19986 (Debugging Options): Document -gdwarf.
19987 * doc/contrib.texi: Spell "DWARF" like that.
19989 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19991 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
19992 warning. Fix up formatting.
19994 PR middle-end/67653
19995 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
19996 attempt to mark memory input operand addressable and
19997 call prepare_gimple_addressable in that case. Don't adjust
19998 input_location for diagnostics, use error_at instead.
20000 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
20002 * config/rs6000/ppc-auxv.h: New file.
20003 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
20004 (cpu_is): Likewise.
20005 (cpu_supports): Likewise.
20006 * config/rs6000/rs6000.c: include "ppc-auxv.h".
20007 (cpu_is_info): New variable.
20008 (cpu_supports_info): Likewise.
20009 (tcb_verification_symbol): Likewise.
20010 (cpu_builtin_p): Likewise.
20011 (cpu_expand_builtin): New function.
20012 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
20013 (rs6000_init_builtins): Likewise.
20014 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
20015 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
20016 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
20017 * configure: Regenerate.
20018 * config.in: Likewise.
20019 * doc/extend.texi (PowerPC Built-in Functions): Document
20020 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
20022 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
20025 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
20027 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
20030 2016-01-20 Richard Henderson <rth@redhat.com>
20036 * tree.c (tm_define_builtin): New.
20037 (find_tm_vector_type): New.
20038 (build_tm_vector_builtins): New.
20039 (build_common_builtin_nodes): Call it.
20041 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
20043 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
20044 (arm_fp_ok): Likewise.
20045 (arm_fp): Likewise.
20046 (arm_crypto): Likewise.
20048 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
20049 Richard Biener <rguenther@suse.de>
20051 PR tree-optimization/69328
20052 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
20053 vectors have same number of elements.
20054 (vectorizable_condition): Fix masked version recognition.
20056 2016-01-20 Richard Biener <rguenther@suse.de>
20058 PR tree-optimization/69345
20059 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
20060 (VN_INFO_PTR_INFO): Likewise.
20061 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
20062 info when it is equal between non-dominating SSA names.
20063 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20064 Make sure to look at original SSA infos.
20066 2016-01-20 Jeff Law <law@redhat.com>
20069 * config/m68k/predicates.md (pow2_m1_operand): New predicate
20071 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
20072 (pc_or_label_operand): New predicate.
20073 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
20074 tests for small integers that are 2^n - 1.
20076 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
20078 * doc/invoke.texi (Options Summary): Add '.' after @xref.
20080 2016-01-19 Jeff Law <law@redhat.com>
20082 PR middle-end/69347
20083 * tree-ssa-threadbackwards.c
20084 (fsm_find_control_statement_thread_paths): Do not try to lookup
20085 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
20087 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
20089 * doc/lto.texi: Remove text that says only Gold has linker plugin
20092 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
20094 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
20095 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
20096 the DIE accordingly.
20097 (modified_type_die): Add REVERSE parameter and pass it recursively,
20098 as well as to base_type_die. Adjust presence check accordingly.
20099 (base_type_for_mode): Adjust call to modified_type_die.
20100 (add_type_attribute): Add REVERSE parameter and pass it to
20102 (generic_parameter_die): Adjust call to add_type_attribute.
20103 (add_scalar_info): Likewise.
20104 (add_subscript_info): Likewise.
20105 (gen_array_type_die): Likewise.
20106 (gen_descr_array_type_die): Likewise.
20107 (gen_entry_point_die): Likewise.
20108 (gen_enumeration_type_die): Likewise.
20109 (gen_formal_parameter_die): Likewise.
20110 (gen_subprogram_die): Likewise.
20111 (gen_variable_die ): Likewise.
20112 (gen_const_die): Likewise.
20113 (gen_field_die): Likewise.
20114 (gen_pointer_type_die): Likewise.
20115 (gen_reference_type_die): Likewise.
20116 (gen_ptr_to_mbr_type_die): Likewise.
20117 (gen_inheritance_die): Likewise.
20118 (gen_subroutine_type_die): Likewise.
20119 (gen_typedef_die): Likewise.
20120 (force_type_die): Adjust call to modified_type_die.
20122 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
20124 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
20125 flow throughout the file. Fix broken link to Objective-C 2.0
20127 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
20130 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20132 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
20134 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20137 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
20138 (maybe_record_node): Record cxa_pure_virtual as the only possible
20139 target if there are not ohter candidates.
20140 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
20142 2016-01-19 Richard Biener <rguenther@suse.de>
20144 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
20145 (get_memory_order): Likewise.
20147 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
20149 * tree-vect-stmts.c (vectorizable_store): Check
20152 2016-01-19 David Malcolm <dmalcolm@redhat.com>
20155 * gcc.c (driver::decode_argv): Add call to
20156 init_opts_obstack before init_options_struct.
20157 * opts.c (init_opts_obstack): Remove idempotency.
20158 (init_options_struct): Replace call to init_opts_obstack
20159 with a gcc_assert to verify that it has already been called.
20160 * toplev.c (toplev::main): Add call to init_opts_obstack before
20161 calls to init_options_struct.
20162 (toplev::finalize): Move cleanup of opts_obstack next to
20163 cleanup of save_decoded_options, clearing the latter, and
20164 save_decoded_options_count.
20166 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20169 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
20170 attribute to unconditional. Remove %? from output template.
20172 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20173 Jiong Wang <jiong.wang@arm.com>
20175 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
20176 generated from different expand order.
20178 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20180 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20181 Add support for CCMP costing.
20183 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20185 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
20186 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
20187 (fccmpe<mode>): Likewise.
20188 (fcmp): Rename to fcmp and globalize pattern.
20190 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
20191 (aarch64_gen_ccmp_next): Add FP support.
20193 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20195 * target.def (gen_ccmp_first): Update documentation.
20196 (gen_ccmp_next): Likewise.
20197 * doc/tm.texi (gen_ccmp_first): Update documentation.
20198 (gen_ccmp_next): Likewise.
20199 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
20200 expand_ccmp_expr_1. Improve comments.
20201 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
20202 (ccmp_ior<mode>): Remove pattern.
20203 (cmp<mode>): Remove expand.
20204 (cmp): Globalize pattern.
20205 (cstorecc4): Use cc_register.
20206 (mov<mode>cc): Remove ccmp_cc_register check.
20207 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
20208 Simplify after removal of CC_DNE/* modes.
20209 (aarch64_ccmp_mode_to_code): Remove.
20210 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
20211 In 'k' case use integer as condition.
20212 (aarch64_nzcv_codes): Remove inverted cases.
20213 (aarch64_code_to_ccmode): Remove.
20214 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
20215 comparison with CC register to be used in folowing CCMP/branch/CSEL.
20216 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
20217 pattern. Return the comparison with CC register. Invert conditions
20218 when bitcode is OR.
20219 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
20220 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
20222 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20224 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20225 instrumented_version.
20227 2016-01-19 Richard Biener <rguenther@suse.de>
20229 PR tree-optimization/69336
20230 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
20231 handled components with get_ref_base_and_extent.
20232 (equal_mem_array_ref_p): Adjust.
20234 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20237 * shrink-wrap.c: Include valtrack.h.
20238 (move_insn_for_shrink_wrap): Add DEBUG argument. If
20239 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
20240 in between insn and where it will be moved to. Call
20241 dead_debug_insert_temp.
20242 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
20243 first and dead_debug_local_finish at the end.
20244 For uses and defs bitmap, handle all regs in between REGNO and
20245 END_REGNO, not just the first one.
20247 2016-01-19 Richard Biener <rguenther@suse.de>
20249 PR tree-optimization/69352
20250 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
20251 (equal_mem_array_ref_p): Constrain size and max size properly.
20252 Compare the reverse flag.
20254 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
20256 * ira.c (ira): Update regstat data if we deleted insns.
20258 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20260 PR rtl-optimization/68955
20261 PR rtl-optimization/64557
20262 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
20263 here. Fix up formatting.
20264 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
20266 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20269 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
20270 assume that the node has body.
20271 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
20274 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20276 * lto-streamer-out.c (lto_output): Do not stream instrumentation
20279 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20281 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
20282 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
20284 2016-01-19 Martin Jambor <mjambor@suse.cz>
20285 Martin Liska <mliska@suse.cz>
20286 Michael Matz <matz@suse.de>
20288 * Makefile.in (OBJS): Add new source files.
20289 (GTFILES): Add hsa.c.
20290 * common.opt (disable_hsa): New variable.
20291 (-Whsa): New warning.
20292 * config.in (ENABLE_HSA): New.
20293 * configure.ac: Treat hsa differently from other accelerators.
20294 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
20295 $enable_offloading.
20296 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
20297 * doc/install.texi (Configuration): Document --with-hsa-runtime,
20298 --with-hsa-runtime-include, --with-hsa-runtime-lib and
20299 --with-hsa-kmt-lib.
20300 * doc/invoke.texi (-Whsa): Document.
20301 (hsa-gen-debug-stores): Likewise.
20302 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
20303 to invoke offload compiler for hsa acclerator.
20304 * opts.c (common_handle_option): Determine whether HSA offloading
20305 should be performed.
20306 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
20307 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
20308 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
20309 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
20310 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
20311 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
20312 GF_OMP_FOR_KIND_GRID_LOOP.
20313 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
20314 (pp_gimple_stmt_1): Likewise.
20315 * gimple-walk.c (walk_gimple_stmt): Likewise.
20316 * gimple.c (gimple_build_omp_grid_body): New function.
20317 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
20318 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
20319 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
20320 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
20321 GF_OMP_TEAMS_GRID_PHONY.
20322 (gimple_statement_omp_single_layout): Updated comments.
20323 (gimple_build_omp_grid_body): New function.
20324 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
20325 (gimple_omp_for_grid_phony): New function.
20326 (gimple_omp_for_set_grid_phony): Likewise.
20327 (gimple_omp_parallel_grid_phony): Likewise.
20328 (gimple_omp_parallel_set_grid_phony): Likewise.
20329 (gimple_omp_teams_grid_phony): Likewise.
20330 (gimple_omp_teams_set_grid_phony): Likewise.
20331 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
20332 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
20333 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
20334 (BUILT_IN_GOMP_TARGET): Updated type.
20335 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
20336 (adjust_for_condition): New function.
20337 (get_omp_for_step_from_incr): Likewise.
20338 (extract_omp_for_data): Moved parts to adjust_for_condition and
20339 get_omp_for_step_from_incr.
20340 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
20341 (fixup_child_record_type): Bail out if receiver_decl is NULL.
20342 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
20343 (scan_omp_parallel): Do not create child functions for phony
20345 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
20346 (scan_omp_1_op): Checking assert we are not remapping to
20347 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
20348 (parallel_needs_hsa_kernel_p): New function.
20349 (expand_parallel_call): Register apprpriate parallel child
20350 functions as HSA kernels.
20351 (grid_launch_attributes_trees): New type.
20352 (grid_attr_trees): New variable.
20353 (grid_create_kernel_launch_attr_types): New function.
20354 (grid_insert_store_range_dim): Likewise.
20355 (grid_get_kernel_launch_attributes): Likewise.
20356 (get_target_argument_identifier_1): Likewise.
20357 (get_target_argument_identifier): Likewise.
20358 (get_target_argument_value): Likewise.
20359 (push_target_argument_according_to_value): Likewise.
20360 (get_target_arguments): Likewise.
20361 (expand_omp_target): Call get_target_arguments instead of looking
20362 up for teams and thread limit.
20363 (grid_expand_omp_for_loop): New function.
20364 (grid_arg_decl_map): New type.
20365 (grid_remap_kernel_arg_accesses): New function.
20366 (grid_expand_target_kernel_body): New function.
20367 (expand_omp): Call it.
20368 (lower_omp_for): Do not emit phony constructs.
20369 (lower_omp_taskreg): Do not emit phony constructs but create for them
20370 a temporary variable receiver_decl.
20371 (lower_omp_taskreg): Do not emit phony constructs.
20372 (lower_omp_teams): Likewise.
20373 (lower_omp_grid_body): New function.
20374 (lower_omp_1): Call it.
20375 (grid_reg_assignment_to_local_var_p): New function.
20376 (grid_seq_only_contains_local_assignments): Likewise.
20377 (grid_find_single_omp_among_assignments_1): Likewise.
20378 (grid_find_single_omp_among_assignments): Likewise.
20379 (grid_find_ungridifiable_statement): Likewise.
20380 (grid_target_follows_gridifiable_pattern): Likewise.
20381 (grid_remap_prebody_decls): Likewise.
20382 (grid_copy_leading_local_assignments): Likewise.
20383 (grid_process_kernel_body_copy): Likewise.
20384 (grid_attempt_target_gridification): Likewise.
20385 (grid_gridify_all_targets_stmt): Likewise.
20386 (grid_gridify_all_targets): Likewise.
20387 (execute_lower_omp): Call grid_gridify_all_targets.
20388 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
20389 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
20390 (tree_omp_clause): Added union field dimension.
20391 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
20392 * tree.c (omp_clause_num_ops): Added number of arguments of
20393 OMP_CLAUSE__GRIDDIM_.
20394 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
20395 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
20396 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
20397 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
20398 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
20399 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
20400 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
20401 * tree-pass.h (make_pass_gen_hsail): Declare.
20402 (make_pass_ipa_hsa): Likewise.
20403 * ipa-hsa.c: New file.
20404 * lto-section-in.c (lto_section_name): Add hsa section name.
20405 * lto-streamer.h (lto_section_type): Add hsa section.
20406 * timevar.def (TV_IPA_HSA): New.
20407 * hsa-brig-format.h: New file.
20408 * hsa-brig.c: New file.
20409 * hsa-dump.c: Likewise.
20410 * hsa-gen.c: Likewise.
20413 * toplev.c (compile_file): Call hsa_output_brig.
20414 * hsa-regalloc.c: New file.
20416 2016-01-18 Jeff Law <law@redhat.com>
20418 PR tree-optimization/69320
20419 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
20420 ranged object, do nothing if the RHS constant is not [0..1].
20421 (optimize_stmt): Comparing a boolean ranged object against a
20422 constant outside [0..1] results in a compile-time constant.
20424 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
20427 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
20429 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20430 (Option Summary): Update to reflect new section and moved options.
20431 (C++ Dialect Options): Move -fstats to new section.
20432 (Debugging Options): Move all dump, statistics, and other GCC
20433 developer options to new section. Rewrite section introduction
20434 and re-order remaining options to put the more basic ones first.
20435 (Optimization Options): Move -fira-verbose and -flto-report* to
20437 (Developer Options): New section incorporating moved options.
20438 * doc/cppopts.texi (-dM): Update cross-reference.
20440 2016-01-18 Richard Henderson <rth@redhat.com>
20443 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20444 operands to pseudo only if CSE is expected. Split long immediate
20445 operands only after reload, and for the stack pointer.
20446 (*add<GPI>3_pluslong): Remove.
20447 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20448 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20449 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20450 (*add<GPI>3 peepholes): New.
20451 (*add<GPI>3 splitters): New.
20452 * config/aarch64/constraints.md (Upl): New.
20453 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20455 2016-01-18 Richard Biener <rguenther@suse.de>
20457 PR tree-optimization/69297
20458 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20460 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20462 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20464 PR middle-end/68542
20465 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20466 of mixind vector and scalar types.
20467 (fold_relational_const): Add handling of vector
20468 comparison with boolean result.
20469 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20470 comparison of vector operands with boolean result for EQ/NE only.
20471 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20472 (verify_gimple_cond): Likewise.
20473 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20476 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20478 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20481 2016-01-18 Richard Biener <rguenther@suse.de>
20483 PR middle-end/69308
20484 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20486 2016-01-18 Tom de Vries <tom@codesourcery.com>
20488 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20490 2016-01-18 Tom de Vries <tom@codesourcery.com>
20492 * omp-low.c (set_oacc_fn_attrib): Make extern.
20493 * omp-low.h (set_oacc_fn_attrib): Declare.
20494 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20495 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20496 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20497 Add and handle function parameter oacc_kernels_p.
20498 (find_reduc_addr, get_omp_data_i_param): New function.
20499 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20500 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20501 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20502 Calculate dominance info. Skip loops that are not in a kernels region
20503 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20504 (pass_parallelize_loops::execute): Call parallelize_loops with
20505 oacc_kernels_p argument.
20506 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20507 New member function.
20508 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20509 * passes.def: Add argument to pass_parallelize_loops instantation.
20511 2016-01-18 Tom de Vries <tom@codesourcery.com>
20513 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20514 pass_parallelize_loops to be run outside the loop pipeline.
20516 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20518 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20519 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20521 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20524 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20525 using get_ref_base_and_extent.
20526 (equal_mem_array_ref_p): New.
20527 (hashable_expr_equal_p): Add call to previous.
20529 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20532 * tree-sra.c (disqualified_constants, constant_decl_p): New.
20533 (sra_initialize): Allocate disqualified_constants.
20534 (sra_deinitialize): Free disqualified_constants.
20535 (disqualify_candidate): Update disqualified_constants when appropriate.
20536 (create_access): Scan for constant-pool entries as we go along.
20537 (scalarizable_type_p): Add check against type_contains_placeholder_p.
20538 (maybe_add_sra_candidate): Allow constant-pool entries.
20539 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
20540 (initialize_constant_pool_replacements): New.
20541 (sra_modify_assign): Avoid mangling assignments created by previous,
20542 and don't generate writes into constant pool.
20543 (sra_modify_function_body): Call initialize_constant_pool_replacements.
20545 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20547 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
20548 andnot instruction.
20549 (scalar_chain::convert_op): Likewise.
20550 * config/i386/i386.md (*andndi3_doubleword): New.
20552 2016-01-18 Richard Biener <rguenther@suse.de>
20554 PR tree-optimization/69170
20555 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
20556 building a vector from scalar results of a pattern stmt.
20558 2016-01-18 Jakub Jelinek <jakub@redhat.com>
20560 * haifa-sched.c (autopref_multipass_init): Work around
20561 -Wmaybe-uninitialized warning.
20563 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
20565 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
20566 against the constant 0.
20568 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20570 PR tree-optimization/68799
20571 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
20572 look up phi candidates in the statement-candidate map.
20573 (phi_add_costs): Likewise.
20574 (record_phi_increments): Likewise.
20575 (phi_incr_cost): Likewise.
20576 (ncd_with_phi): Likewise.
20577 (all_phi_incrs_profitable): Likewise.
20579 2016-01-17 Jakub Jelinek <jakub@redhat.com>
20581 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
20582 -Wmaybe-uninitialized warning.
20584 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
20586 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20587 (Option Summary): Update to reflect new section and moved options.
20588 (C++ Dialect Options): Move -fvtable-verify and related options.
20589 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
20590 and profiling-related options.
20591 (Optimization Options): Move profile generation options and
20592 -fstack-protector and related options.
20593 (Instrumentation Options): New section incorporating moved options.
20594 (Code Generation Options): Move -finstrument-functions and
20595 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
20597 2016-01-16 Tom de Vries <tom@codesourcery.com>
20599 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
20601 2016-01-16 Tom de Vries <tom@codesourcery.com>
20603 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
20605 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
20607 * hash-table.h (hash_table::empty): Turn into an inline wrapper
20608 that checks whether the table is already empty. Rename the
20609 original implementation to...
20610 (hash_table::empty_slot): ...this new private function.
20612 2016-01-15 David Malcolm <dmalcolm@redhat.com>
20614 PR diagnostic/68899
20615 * diagnostic-show-locus.c (layout::print_source_line): Move x
20616 offset of line until after call to
20617 get_line_width_without_trailing_whitespace.
20619 2016-01-15 Jeff Law <law@redhat.com>
20621 PR tree-optimization/69270
20622 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
20623 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
20624 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
20625 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
20626 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20627 ssa_name_has_boolean_range and constant_boolean_node.
20629 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
20631 PR rtl-optimization/69030
20632 * lra-spills.c (remove_pseudos): Check nrefs and make the function
20634 (spill_pseudos): Delete debug insn for dead pseudo.
20635 (lra_spill): Initiate spill_hard_reg and slots memory separately.
20637 2016-01-15 Jiong Wang <jiong.wang@arm.com>
20639 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
20641 (TYPES_UNOPUS): Likewise.
20642 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
20643 builtin type, from UNOP to UNOPUS.
20644 (lbtruncuv4sf): Likewise.
20645 (lbtruncuv2df): Likewise.
20646 (lrounduv2sf): Likewise.
20647 (lrounduv4sf): Likewise.
20648 (lrounduv2df): Likewise.
20649 (lroundusf): Likewise.
20650 (lroundusf): Likewise.
20651 (lceiluv2sf): Likewise.
20652 (lceiluv4sf): Likewise.
20653 (lceiluv2df): Likewise.
20654 (lceilusf): Likewise.
20655 (lceiludf): Likewise.
20656 (lflooruv2sf): Likewise.
20657 (lflooruv4sf): Likewise.
20658 (lflooruv2df): Likewise.
20659 (lfloorusf): Likewise.
20660 (lfloorudf): Likewise.
20661 (lfrintnuv2sf): Likewise.
20662 (lfrintnuv4sf): Likewise.
20663 (lfrintnuv2df): Likewise.
20664 (lfrintnusf): Likewise.
20665 (lfrintnudf): Likewise.
20666 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
20668 (vcvtq_u32_f32): Likewise.
20669 (vcvtq_u64_f64): Likewise.
20670 (vcvta_u32_f32): Likewise.
20671 (vcvtaq_u32_f32): Likewise.
20672 (vcvtaq_u64_f64): Likewise.
20673 (vcvtm_u32_f32): Likewise.
20674 (vcvtmq_u32_f32): Likewise.
20675 (vcvtmq_u64_f64): Likewise.
20676 (vcvtn_u32_f32): Likwise.
20677 (vcvtnq_u32_f32): Likewise.
20678 (vcvtnq_u64_f64): Likewise.
20679 (vcvtp_u32_f32): Likewise.
20680 (vcvtpq_u32_f32): Likewise.
20681 (vcvtpq_u64_f64): Likewise.
20682 (vcvtmd_u64_f64): Likewise.
20683 (vcvtms_u32_f32): Likewise.
20684 (vcvtad_u64_f64): Likewise.
20685 (vcvtas_u32_f32): Likewise.
20686 (vcvtnd_u64_f64): Likewise.
20687 (vcvtns_u32_f32): Likewise.
20688 (vcvtpd_u64_f64): Likewise.
20689 (vcvtps_u32_f32): Likewise.
20691 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20693 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
20694 CSEL of zero_extended registers.
20696 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20698 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
20699 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
20701 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20703 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
20704 false when argument string is not found in the attributes table
20707 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
20710 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
20711 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
20712 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
20713 precision estimate.
20715 2016-01-15 Richard Biener <rguenther@suse.de>
20717 PR tree-optimization/66856
20718 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
20719 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
20720 (vect_create_new_slp_node): Increment stmt reference count.
20721 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
20722 an SLP tree before swapping operands.
20723 (vect_build_slp_tree): Likewise.
20724 (destroy_bb_vec_info): Free stmt info after SLP instances.
20725 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
20726 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
20727 (STMT_VINFO_NUM_SLP_USES): New macro.
20729 2016-01-15 Richard Biener <rguenther@suse.de>
20732 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
20733 (add_linkage_name): ... here.
20734 (gen_typedef_die): Use add_linkage_name_raw instead of
20735 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
20738 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
20740 * gimplify.c (oacc_default_clause): Decode reference and pointer
20741 types for both kernels and parallel regions.
20743 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
20745 PR middle-end/69246
20746 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
20748 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20750 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
20751 (convert_scalars_to_vector): Likewise.
20753 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
20755 * doc/extend.texi (Type Traits): Fix grammar.
20757 2016-01-15 Martin Jambor <mjambor@suse.cz>
20759 * tree-inline.c (remap_decl): Use existing dclarations if
20760 remapping a type and prevent_decl_creation_for_types.
20761 (replace_locals_stmt): Do an initial remapping of non-VLA typed
20762 decls first. Do real remapping with
20763 prevent_decl_creation_for_types set.
20764 * tree-inline.h (copy_body_data): New field
20765 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
20768 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20770 * config/s390/s390.opt (mmvcle): More verbose help text.
20772 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20774 * config/s390/s390.opt: Add period to -mzvector option text.
20776 2016-01-15 Richard Biener <rguenther@suse.de>
20778 PR tree-optimization/68961
20779 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
20780 of invariants in stores again.
20782 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
20784 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
20786 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20788 * config/i386/i386.c (ix86_expand_branch): Don't split
20789 DI mode xor instruction to SI mode.
20791 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20794 * ipa-icf.c (sem_function::merge): Virtual functions may become
20795 reachable even if they address is not taken and there are no
20798 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20800 * lto-streamer-out.c (subtract_estimated_size): New function.
20801 (get_symbol_initial_value): Use it.
20803 2016-01-15 Christian Bruel <christian.bruel@st.com>
20806 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
20807 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
20808 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
20809 use add_builtin_function_ext_scope instead of add_builtin_function.
20810 (neon_set_p, neon_crypto_set_p): Remove.
20811 (arm_init_builtins): Always call arm_init_neon_builtins and
20812 arm_init_crypto_builtins.
20813 (arm_expand_builtin): Check that builtins are allowed for the arch.
20814 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
20815 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
20816 arm_init_neon_builtins call.
20818 2016-01-15 Richard Biener <rguenther@suse.de>
20820 PR tree-optimization/69117
20821 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
20822 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
20823 of the leader conservatively.
20824 (free_scc_vn): Restore original SSA name infos.
20826 2016-01-14 Jeff Law <law@redhat.com>
20828 PR tree-optimization/69270
20829 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
20830 single bit of precision, verify it's also unsigned.
20831 (record_edge_info): Use constant_boolean_node rather than fold_convert
20832 to convert boolean_true/boolean_false to the right type.
20834 2016-01-14 Richard Henderson <rth@redhat.com>
20837 * loop-doloop.c (record_reg_sets): New.
20838 (doloop_optimize): Reject the transform if the sequence
20839 clobbers registers live at the end of the loop block.
20840 (doloop_optimize_loops): Enable df_live if needed.
20842 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20844 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
20845 * config/rs6000/rs6000.c: Likewise.
20846 * config/rs6000/rs6000.h: Likewise.
20847 * config/rs6000/rs6000.md: Likewise.
20848 * doc/extend.texi: Likewsie.
20850 2016-01-14 Jeff Law <law@redhat.com>
20852 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
20855 2016-01-14 Richard Henderson <rth@redhat.com>
20859 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
20860 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
20861 instead of builtin_decl_declared_p to test for declaration.
20863 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
20865 * doc/loop.texi (Loop Analysis and Representation): Document
20866 loop_depth function.
20868 2016-01-14 Tom de Vries <tom@codesourcery.com>
20870 PR tree-optimization/68773
20871 * omp-low.c (expand_omp_target): Don't set force_output.
20872 * varpool.c (varpool_node::get_create): Same.
20873 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
20874 offload_funcs with force_output.
20876 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20879 * lra-eliminations.c (move_plus_up): Don't change anything if either
20880 the outer or inner subreg mode is not MODE_INT.
20881 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
20882 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
20884 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20886 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
20887 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
20888 reduc_uplus_@var{m}): Remove.
20889 * expr.c (expand_expr_real_2): Remove expansion path for
20890 reduc_[us](min|max|plus) optabs.
20891 * optabs-tree.c (scalar_reduc_to_vector): Remove.
20892 * optabs-tree.h (scalar_reduc_to_vector): Remove.
20893 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
20894 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
20895 * tree-vect-loop.c (vectorizable_reduction): Remove test for
20896 reduc_[us](min|max|plus) optabs.
20898 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20900 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
20901 (reduc_plus_scal_v2sf): New.
20902 (reduc_smax_v2sf): Rename to...
20903 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
20904 (reduc_smin_v2sf): Rename to...
20905 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
20907 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
20909 * alias.c (compare_base_symbol_refs): New function.
20910 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
20913 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20915 PR middle-end/68146
20916 PR tree-optimization/69155
20917 * tree-complex.c: Include cfganal.h.
20918 (phis_to_revisit): New variable.
20919 (extract_component): Add phiarg_p argument. Assert that returned
20920 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
20921 (update_phi_components): Partly rewrite to use loop over real/imag
20922 components instead of code duplication. If extract_component returns
20923 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
20924 create_tmp_reg into the PHI node instead, and mention the phi triplet
20925 in phis_to_revisit.
20926 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
20927 in phis_to_revisit at the end.
20929 2016-01-14 Richard Biener <rguenther@suse.de>
20931 PR tree-optimization/68060
20932 * tree-vect-loop.c (vect_is_simple_reduction): Check the
20933 outer loop reduction is only used in the inner loop before
20934 detecting a double reduction.
20936 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20939 * combine.c (expand_field_assignment): Punt if compute_mode is
20940 unsupported scalar mode.
20942 2016-01-14 Richard Biener <rguenther@suse.de>
20944 PR tree-optimization/66856
20945 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
20946 SLP node only if it built successfully.
20947 (vect_analyze_slp_instance): Adjust.
20949 2016-01-14 Jeff Law <law@redhat.com>
20951 PR tree-optimization/69270
20952 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
20953 (record_edge_info): Use it. Convert boolean_{true,false}_node
20954 to the type of op0.
20956 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
20959 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
20960 use block_ultimate_origin
20961 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
20963 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20965 * doc/invoke.texi (Submodel Options): Rename section to
20966 "Machine-Dependent Options" to better reflect its content.
20967 Rewrite introductory text to remove archaic CPU names.
20970 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20972 * doc/invoke.texi (Code Gen Options): Move section up in file,
20973 before target-specific options. Update menu and option summary
20974 to reflect the new section ordering.
20976 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20978 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
20979 (C++ Dialect Options): Add cross-reference to -std option.
20980 * doc/standards.texi (C++ Language): Document C++14 support.
20982 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
20984 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
20985 for pack/unpack functions for __ibm128.
20986 (PACK_IF): Likewise.
20987 (UNPACK_IF): Likewise.
20989 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
20990 support for __ibm128 pack/unpack functions.
20991 (rs6000_invalid_builtin): Likewise.
20992 (rs6000_init_builtins): Likewise.
20993 (rs6000_opt_masks): Likewise.
20995 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
20996 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
20998 (RS6000_BTM_COMMON): Likewise.
21000 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
21001 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
21002 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
21003 128-bit floating point. Add support for the double values to be
21004 in Altivec registers for TF/IF packing and unpacking, but restrict
21005 TD packing sub-fields to be FPR registers. Don't allow overlapped
21006 register support for packing. Allow pack inputs to be memory
21007 locations. Don't build generator functions for unpack<mode>_dm
21008 and unpack<mode>_nodm.
21009 (unpack<mode>_dm): Likewise.
21010 (unpack<mode>_nodm): Likewise.
21011 (pack<mode>): Likewise.
21013 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
21014 built-in functions to pack/unpack explicit __ibm128 values.
21015 (__builtin_unpack_ibm128): Likewise.
21017 * doc/extend.texi (PowerPC Built-in Functions): Document
21018 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
21020 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
21023 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
21024 Add new arg loc and pass it down as context.
21025 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
21026 to the location to use for the warning.
21027 (check_function_arguments): New arg loc. All callers changed. Pass
21028 it to check_function_nonnull.
21029 * c-common.h (check_function_arguments): Adjust declaration.
21031 2016-01-13 Jakub Jelinek <jakub@redhat.com>
21033 PR tree-optimization/69156
21034 * gimple.c (validate_type): Removed.
21035 (gimple_builtin_call_types_compatible_p): Use
21036 useless_type_conversion_p instead of validate_type.
21037 * value-prof.c (gimple_stringop_fixed_value): Fold
21038 icall_size to correct type.
21040 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
21042 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
21045 2016-01-13 Richard Henderson <rth@redhat.com>
21048 * target.def (builtin_tm_load, builtin_tm_store): Remove.
21049 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
21050 (ix86_builtin_tm_store): Remove.
21051 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21052 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21053 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21054 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21055 * doc/tm.texi: Rebuild.
21057 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
21058 (BUILT_IN_TM_MEMCPY_RTWN): New.
21059 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
21060 fallback from vector to integer helpers.
21061 (build_tm_load): Handle vector types directly, instead of
21063 (build_tm_store): Likewise.
21064 (expand_assign_tm): Prepare for register types not handled by
21065 the above. Copy them to memory and use memcpy.
21066 * tree.c (tm_define_builtin): New.
21067 (find_tm_vector_type): New.
21068 (build_tm_vector_builtins): New.
21069 (build_common_builtin_nodes): Call it.
21071 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
21073 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
21074 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
21076 2016-01-13 Tom de Vries <tom@codesourcery.com>
21078 PR tree-optimization/69169
21079 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
21080 handled_struct_type param.
21081 (create_variable_info_for, intra_create_variable_infos): Call
21082 create_variable_info_for_1 with extra arg.
21084 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
21086 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
21087 and "armv8.1-a+crc" entries.
21089 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
21092 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
21093 Change first operand predicate from register_or_constm1_operand
21094 to register_operand.
21095 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
21096 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
21097 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
21098 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
21099 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
21100 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
21101 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
21102 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
21103 comparison with constm1_rtx from vec_prefetch_gen part.
21105 2016-01-13 Richard Biener <rguenther@suse.de>
21107 PR tree-optimization/69013
21108 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
21109 Exchange assert for a test.
21111 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21114 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
21116 2016-01-13 Richard Biener <rguenther@suse.de>
21118 PR tree-optimization/69242
21119 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
21120 assert with a check.
21122 2016-01-13 Richard Biener <rguenther@suse.de>
21124 PR tree-optimization/69186
21125 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
21126 Properly guard vect_update_misalignment_for_peel call.
21128 2016-01-12 Jeff Law <law@redhat.com>
21130 PR tree-optimization/pr67755
21131 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
21132 "need_profile_correction".
21133 (thread_block_1): Initialize new field to false by default. If we
21134 have multiple thread paths through a common joiner to different
21135 final targets, then set new field to true.
21136 (compute_path_counts): Only do count adjustment when it's really
21139 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21141 * doc/invoke.texi (Spec Files): Move section down in file, past
21142 all command-line option descriptions.
21144 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21146 PR middle-end/54809
21147 * doc/gty.texi: Remove documentation of mark_hook.
21148 * gengtype.c (struct write_types_data): Remove code to support
21149 mark_hook attribute.
21150 (walk_type): Likewise.
21151 (write_func_for_structure): Likewise.
21153 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21155 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
21156 Directory Options, and -specs= to Overall Options.
21157 (Overall Options): Adjust similarly. Reorder to group related
21158 options together. Make -specs= cross-reference the spec file details.
21159 (Directory Options): Adjust similarly.
21161 2016-01-12 Jeff Law <law@redhat.com>
21163 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
21165 2016-01-12 Olivier Hainque <hainque@adacore.com>
21167 * gcc.c (spec_undefvar_allowed): New global.
21168 (process_command): Set to true when running for --version or --help,
21170 (getenv_spec_function): When the variable is not defined, use the
21171 variable name as the variable value if we're allowed not to issue
21174 2016-01-12 Bin Cheng <bin.cheng@arm.com>
21176 PR tree-optimization/68911
21177 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
21178 information computed for expression "init + nit * step".
21180 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21182 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
21183 about name of GCC executable. Remove deleted node from menu.
21184 (Directory Options) <-B>: Remove cross-reference to deleted node.
21185 (Target Options): Delete section.
21187 2016-01-12 Christian Bruel <christian.bruel@st.com>
21190 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
21191 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
21193 2016-01-12 Jakub Jelinek <jakub@redhat.com>
21196 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
21197 aligned_mem is properly set for AVX512-VL floating point masked
21201 * ifcvt.c (cond_exec_process_if_block): When removing the last
21202 insn from then_bb, remove also any possible barriers that follow it.
21204 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
21208 * config/i386/iamcu.h (SIZE_TYPE): New macro.
21209 (PTRDIFF_TYPE): Likewise.
21210 (WCHAR_TYPE): Likewise.
21211 (WCHAR_TYPE_SIZE): Likewise.
21212 (STDINT_LONG32): Likewise.
21214 2016-01-12 Richard Biener <rguenther@suse.de>
21216 PR tree-optimization/69053
21217 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
21218 convert initial value for cond reductions.
21220 2016-01-12 Richard Biener <rguenther@suse.de>
21222 PR tree-optimization/69007
21223 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
21224 widen_sum after dot_prod and sad.
21226 2016-01-12 Richard Biener <rguenther@suse.de>
21228 PR tree-optimization/69168
21229 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
21230 pattern stmt SLP type.
21231 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
21232 end up unused so cope with that case.
21234 2016-01-12 Richard Biener <rguenther@suse.de>
21236 PR tree-optimization/69157
21237 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
21238 stmts def type only during analyze phase.
21239 (vectorizable_call): Likewise.
21240 (vectorizable_simd_clone_call): Likewise.
21241 (vectorizable_conversion): Likewise.
21242 (vectorizable_assignment): Likewise.
21243 (vectorizable_shift): Likewise.
21244 (vectorizable_operation): Likewise.
21245 (vectorizable_store): Likewise.
21246 (vectorizable_load): Likewise.
21248 2016-01-12 Richard Biener <rguenther@suse.de>
21250 PR tree-optimization/69174
21251 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
21253 (vectorizable_load): Properly compute the number of loads needed
21254 for permuted strided SLP loads and do not spuriously assign
21255 to SLP_TREE_VEC_STMTS.
21257 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
21259 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
21260 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
21261 (MD_EXEC_PREFIX): Remove.
21262 (MD_STARTFILE_PREFIX) Removee.
21263 (FILE_NAME_ABSOLUTE_P): Remove.
21264 (CPP_SPEC): Do not read macros from sys/version.h.
21265 (LINK_COMMAND_SPEC): Remove.
21266 (LOCAL_INCLUDE_DIR): Remove.
21267 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
21268 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
21269 (POST_LINK_SPEC): Define to invoke stubify after linker
21270 (LIBSTDCXX): Remove define
21271 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
21272 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
21273 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
21274 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
21275 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
21276 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
21277 (i386_djgpp_asm_named_section): Add propotype of new procedure
21279 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
21280 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
21281 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
21282 in config/i386/djgpp.h).
21283 (STANDARD_STARTFILE_PREFIX_2): Define identical to
21284 STANDARD_STARTFILE_PREFIX_1.
21285 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
21286 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
21287 installation errors.
21288 (MAX_OFILE_ALIGNMENT): Define to 128.
21289 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
21291 * config/i386/djgpp.c: New file. Add implementation of
21292 i386_djgpp_asm_named_section.
21294 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
21296 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
21297 Add rule for building djgpp.o.
21299 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21301 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
21302 (rtx_is_swappable_p): Reductions are swappable.
21303 (insn_is_swappable_p): V2DF reductions are swappable.
21305 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
21307 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
21308 reloads for other unsupported memory operands.
21310 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21311 Jim Wilson <jim.wilson@linaro.org>
21314 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
21315 copy_to_mode_reg instead of force_reg.
21317 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21320 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
21321 TARGET_80387 is true.
21323 2016-01-11 Jakub Jelinek <jakub@redhat.com>
21326 * lra-eliminations.c (move_plus_up): Only move plus up
21327 if subreg of the constant can be simplified into constant
21328 and use the simplified subreg of the constant instead of
21329 the original constant.
21331 * fold-const.c (fold_convertible_p): Don't return true
21332 for conversion of VECTOR_TYPE to same sized integral type.
21333 (fold_convert_loc): Fix up formatting. Fold conversion of
21334 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
21335 instead of NOP_EXPR.
21337 PR tree-optimization/69214
21338 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
21339 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
21342 PR tree-optimization/69207
21343 * tree-vect-slp.c (vect_get_constant_vectors): For
21344 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
21345 fold_convertible_p to vector_type's element type, and always
21346 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
21348 2016-01-11 Richard Biener <rguenther@suse.de>
21350 PR tree-optimization/69173
21351 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
21352 fixup the cycle if all stmts are in a pattern.
21354 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
21356 PR middle-end/68999
21357 * alias.c (base_alias_check): Move check for addresses with
21358 alignment ANDs before the call for compare_base_decls.
21359 (memrefs_conflict_p): Return -1 for different decls
21360 that went through alignment adjustments.
21362 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21364 PR rtl-optimization/68796
21365 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
21366 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
21367 and QImode comparisons against zero with CC_NZmode.
21368 * config/aarch64/iterators.md (short_mask): New mode_attr.
21370 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21372 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
21373 (<avx512>_store<mode>_mask): Likewise.
21375 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
21376 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21378 PR rtl-optimization/68841
21379 * ifcvt.c (struct noce_if_info): Add orig_x field.
21380 (bbs_ok_for_cmove_arith): Add to_rename parameter.
21381 Don't record conflicts on to_rename if it's present.
21382 Allow memory destinations in sets.
21383 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
21384 blocks, passing orig_x to the checks.
21385 (noce_process_if_block): Set if_info->orig_x appropriately.
21387 2016-01-11 Tom de Vries <tom@codesourcery.com>
21389 PR tree-optimization/69069
21390 * tree-parloops.c (create_parallel_loop): Add missing phi args.
21392 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
21394 PR rtl-optimization/68920
21395 * config/i386/i386.c (ix86_option_override_internal): Restrict number
21396 of conditional moves for RTL if-conversion to 1 for
21397 TARGET_ONE_IF_CONV_INSN.
21398 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
21399 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
21400 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
21401 parameter to restirct number of conditional moves for
21403 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
21404 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
21407 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
21410 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
21411 onepart vars. Fix typo in comment. Fix reversed condition in
21413 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
21416 * var-tracking.c (dump_onepart_variable_differences): New.
21417 (dataflow_set_different): If a detailed dump is requested,
21418 delay early returns and dump differences between onepart
21419 variables present before and after, and added variables.
21421 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21424 * expr.c (expand_expr_real_1): For boolean vector constants
21425 with a scalar mode use const_scalar_mask_from_tree.
21426 (const_scalar_mask_from_tree): New.
21427 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
21428 assigned to a mask type to handle constants.
21430 2016-01-11 Martin Jambor <mjambor@suse.cz>
21433 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21434 useless parameters if we cannot change function signature.
21436 2016-01-11 Martin Jambor <mjambor@suse.cz>
21439 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21442 2016-01-11 Tom de Vries <tom@codesourcery.com>
21444 PR tree-optimization/69109
21445 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21448 2016-01-11 Tom de Vries <tom@codesourcery.com>
21450 PR tree-optimization/69108
21451 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21452 res is not used in a phi.
21454 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21457 * common.opt (frandom-seed): Fix parameter name.
21458 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21460 2016-01-11 Tom de Vries <tom@codesourcery.com>
21462 PR tree-optimization/69058
21463 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21466 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21468 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21469 (mcode-density): Likewise.
21471 2016-01-10 Tom de Vries <tom@codesourcery.com>
21473 PR tree-optimization/69062
21474 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21475 (parallelize_loops): Don't paralelize loop that has phi with address
21478 2016-01-10 Tom de Vries <tom@codesourcery.com>
21480 PR tree-optimization/69039
21481 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21484 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21486 PR middle-end/68743
21487 * match.pd: Require target has function_c99_misc before doing
21488 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21490 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21492 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21494 * configure: Regenerate.
21496 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21498 PR middle-end/50865
21499 PR tree-optimization/69097
21500 * fold-const.h (expr_not_equal_to): New prototype.
21501 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21502 (expr_not_equal_to): New function.
21503 * match.pd (X % -Y is the same as X % Y): Don't optimize
21504 unless X is known not to be equal to minimum or Y is known
21505 not to be equal to -1.
21506 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21507 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21508 (simplify_stmt_using_ranges): Adjust caller.
21509 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21510 substitute_and_fold.
21512 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21514 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21517 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21519 PR tree-optimization/69167
21520 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21521 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21523 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21525 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21526 Richard Biener <rguenther@suse.de>
21528 PR tree-optimization/68707
21529 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
21530 instances that can be handled via vect_load_lanes.
21532 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
21534 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
21535 if we can't determine address equivalence.
21536 * alias.c (compare_base_decl): Update for changed return value of
21537 symtab_node::equal_address_to.
21539 2016-01-08 Jason Merrill <jason@redhat.com>
21543 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
21544 * expr.c (store_field): Not here.
21545 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
21546 call with TREE_ADDRESSABLE type.
21547 * tree-cfg.c (verify_gimple_call): Adjust.
21549 2016-01-08 Olivier Hainque <hainque@adacore.com>
21551 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
21554 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21556 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
21557 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
21558 (reduc_smin_v2sf): Rename to...
21559 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
21560 (reduc_splus_v2sf): Rename to...
21561 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
21563 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21565 PR tree-optimization/69162
21566 * gimplify.c (gimplify_va_arg_expr): Encode original type of
21567 valist argument in another argument.
21568 (gimplify_modify_expr): Adjust for the above change. Cleanup.
21569 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
21570 to determine the va_list type, build a MEM_REF instead of
21571 build_fold_indirect_ref.
21573 PR tree-optimization/69172
21574 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
21577 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
21579 PR tree-optimization/67781
21580 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
21581 and cmpnop in two steps: first the ones not accessed in original
21582 gimple expression in a endian independent way and then the ones not
21583 accessed in the final result in an endian-specific way.
21585 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21587 PR tree-optimization/69083
21588 * tree-vect-slp.c (vect_get_constant_vectors): For
21589 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
21590 element type. If op is fold_convertible_p to vector_type's element
21591 type, use NOP_EXPR instead of VCE.
21593 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
21595 PR rtl-optimization/67778
21596 PR rtl-optimization/68634
21597 PR rtl-optimization/68909
21598 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
21599 block from the stack until done with it. Remove a superfluous
21600 bitmap set. Remove a superfluous bitmap test.
21602 2016-01-07 Martin Sebor <msebor@redhat.com>
21605 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
21606 constraint on the type of arguments.
21608 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
21610 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
21611 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
21612 unaligned_access on the gcc_options set.
21613 * config/arm/arm.c (arm_option_override_internal): Use
21614 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
21616 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21619 * config/i386/i386.c (ix86_frame_pointer_required): Enable
21620 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
21622 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21625 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21628 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21629 depending on frame_pointer_needed before remaining integer and SSE
21630 registers are saved.
21632 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
21635 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
21637 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
21640 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
21641 Use the "xBm" constraint.
21642 (float<sseintvecmodelower><mode>2<mask_name><round_name):
21644 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
21645 (sse_cvtsi2ssq<round_name>): Likewise.
21646 (sse_cvtss2si<round_name>): Likewise.
21647 (sse_cvtss2siq<round_name>): Likewise.
21648 (sse2_cvtsi2sdq<round_name>): Likewise.
21649 (sse2_cvtsd2si<round_name>): Likewise.
21650 (sse2_cvtsd2siq<round_name>): Likewise.
21651 * config/i386/subst.md (round_nimm_scalar_predicate): New
21654 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
21656 PR middle-end/67639
21657 * varasm.c (make_decl_rtl): Mark invalid register vars as
21660 PR rtl-optimization/66206
21661 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
21662 All callers changed.
21664 2016-01-07 Jakub Jelinek <jakub@redhat.com>
21666 PR tree-optimization/69141
21667 * tree-ssa-pre.c: Include langhooks.h.
21668 (eliminate_dom_walker::before_dom_children): Use
21669 lang_hooks.decl_printable_name instead of
21670 cgraph_node::get ()->name ().
21672 PR middle-end/68960
21673 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
21674 it and DECL_ALIGN too.
21676 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
21678 * config/mips/mips-ftypes.def: Sort to lexicographical order.
21680 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21683 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21684 depending on frame_pointer_needed before remaining integer and SSE
21685 registers are saved.
21687 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21689 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
21690 mode iterator with VSX_M2.
21691 (*p9_vecstore_<mode>): Likewise.
21692 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
21693 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
21694 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
21695 (define_split for VSX_LE128 stores): Likewise.
21696 (define_peephole2 for TImode LE swaps): Likewise.
21697 (define_split for VSX_LE128 post-reload stores): Likewise.
21699 2016-01-06 Marek Polacek <polacek@redhat.com>
21702 * convert.c (convert_to_integer_1): Adjust call to
21703 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
21704 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
21705 EXPR instead of ARG.
21706 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
21708 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21711 * doc/extend.texi (RL78 Variable Attributes): New section.
21713 2016-01-05 Marek Polacek <polacek@redhat.com>
21716 * builtins.c (get_memmodel): Use expansion point location rather than
21717 the input location. Call warning_at rather than warning.
21718 (expand_builtin_atomic_compare_exchange): Likewise.
21719 (expand_builtin_atomic_load): Likewise.
21720 (expand_builtin_atomic_store): Likewise.
21721 (expand_builtin_atomic_clear): Likewise.
21723 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21726 * config/i386/i386.c (ix86_expand_vector_logical_operator):
21727 Replace nonimmediate_operand with vector_operand.
21728 * config/i386/predicates.md (vector_operand): New predicate.
21729 (general_vector_operand): Replace nonimmediate_operand with
21731 * config/i386/sse.md: Replace nonimmediate_operand with
21732 vector_operand and m constraint with Bm constraint on SSE
21733 patterns with 16-byte memory operand.
21734 * config/i386/subst.md (round_nimm_predicate): Replace
21735 nonimmediate_operand with vector_operand.
21736 (round_saeonly_nimm_predicate): Likewise.
21737 (round_saeonly_nimm_scalar_predicate): New.
21739 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21742 * config/i386/constraints.md (Bm): New constraint.
21743 * config/i386/predicates.md (vector_memory_operand): New
21745 * config/i386/sse.md: Replace xm with xBm in plusminus and
21746 any_logic patterns.
21748 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21751 * doc/extend.texi (V850 Function Attributes): New section.
21752 (V850 Variable Attributes): New section.
21754 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21757 * doc/extend.texi (MicroBlaze Function Attributes): Document
21758 interrupt_handler and fast_interrupt attributes.
21760 2016-01-05 Sergei Trofimovich <siarheit@google.com>
21763 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
21764 for local symbolic operands.
21765 * config/ia64/predicates.md (local_symbolic_operand64): New
21768 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21770 PR rtl-optimization/68651
21771 * combine.c (combine_simplify_rtx): Canonicalize x + x into
21774 2016-01-05 Nathan Sidwell <nathan@acm.org>
21776 * alias.c (compare_base_decls): Use symtab_node::get.
21778 2016-01-05 Nick Clifton <nickc@redhat.com>
21781 * ira-costs.c (copy_cost): Initialise the t_icode field of the
21782 secondary_reload_info structure.
21785 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
21786 decls if weak support is available.
21788 2016-01-04 Martin Sebor <msebor@redhat.com>
21790 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
21792 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21794 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
21795 OPTION_MASK_P9_DFORM.
21797 * config/rs6000/constraints.md (wo constraint): New constraint for
21800 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
21802 (rs6000_init_hard_regno_mode_ok): Likewise.
21804 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
21807 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
21808 expanders not to have constraints. Add support for ISA 3.0 xxperm
21809 instruction. Add support for fusing xxlor with xxperm.
21810 (altivec_vperm_<mode>_internal): Likewise.
21811 (altivec_vperm_v8hiv16qi): Likewise.
21812 (altivec_vperm_<mode>v16q): Likewise.
21813 (altivec_vperm_<mode>_uns): Likewise.
21814 (vperm_v8hiv4si): Likewise.
21815 (vperm_v16qiv8hi): Likewise.
21817 * doc/md.texi (RS/6000 constraints): Document wo constraint.
21819 2016-01-04 Jakub Jelinek <jakub@redhat.com>
21821 Update copyright years.
21823 * gcc.c (process_command): Update copyright notice dates.
21824 * gcov-dump.c (print_version): Ditto.
21825 * gcov.c (print_version): Ditto.
21826 * gcov-tool.c (print_version): Ditto.
21827 * gengtype.c (create_file): Ditto.
21828 * doc/cpp.texi: Bump @copying's copyright year.
21829 * doc/cppinternals.texi: Ditto.
21830 * doc/gcc.texi: Ditto.
21831 * doc/gccint.texi: Ditto.
21832 * doc/gcov.texi: Ditto.
21833 * doc/install.texi: Ditto.
21834 * doc/invoke.texi: Ditto.
21836 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21838 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
21839 modes larger than TImode as TImode if NEON is not enabled.
21841 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21844 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
21845 mode for %f0-%f31 only if TARGET_FPU.
21847 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21850 * config/sparc/sparc.c (scan_record_type): Take into account subfields
21851 to compute the PACKED_P predicate.
21852 (function_arg_record_value): Minor tweaks.
21854 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21856 * doc/install.texi (--with-multilib-list): Describe the meaning of the
21857 option for arm*-*-* targets.
21859 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
21861 * doc/extend.texi (Common Function Attributes): Move docs for
21862 MSP430-specific attributes to....
21863 (MSP430 Function Attributes): ...here. Delete the redundant
21864 entries and copy-edit the remaining text.
21865 (MSP430 Variable Attributes): Use uniform format for index
21866 entries and add a cross-reference to the corresponding function
21869 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
21871 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
21873 (x86 Options): Likewise.
21875 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21879 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
21880 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
21881 to corresponding attribute.
21883 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21885 * doc/extend.texi (Common Function Attributes) <noplt>: Move
21886 to correct alphabetization of table. Copy-edit and correct
21888 <stack_protect>: Likewise.
21889 <target_clones>: Likewise.
21891 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
21892 Correct punctuation.
21893 (Code Gen Options) <-fno-plt>: Copy-edit.
21895 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
21898 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
21899 SI values. Explicitly convert SI to DI and vice-versa.
21901 2016-01-01 Jakub Jelinek <jakub@redhat.com>
21903 PR tree-optimization/69070
21904 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
21905 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
21908 * ubsan.c (ubsan_instrument_float_cast): Call
21909 initialize_sanitizer_builtins.
21912 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
21914 Copyright (C) 2016 Free Software Foundation, Inc.
21916 Copying and distribution of this file, with or without modification,
21917 are permitted in any medium without royalty provided the copyright
21918 notice and this notice are preserved.