1 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
6 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
7 Replace builtin with vector extension.
8 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
10 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
11 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12 Replace builtin with vector extension.
13 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
14 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
15 Replace builtin with vector extension.
16 * config/i386/xmmintrin.h (__m128_u): New type.
17 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
18 (_mm_load_ps, _mm_store_ps): Simplify.
20 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
22 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
24 2016-08-30 David Malcolm <dmalcolm@redhat.com>
26 * diagnostic-show-locus.c (colorizer::begin_state): Support more
27 than 3 ranges per diagnostic by alternating between color 1 and
29 (layout::layout): Replace use of rich_location::MAX_RANGES
30 with richloc->get_num_locations ().
31 (layout::calculate_line_spans): Replace use of
32 rich_location::MAX_RANGES with m_layout_ranges.length ().
33 (layout::print_annotation_line): Handle arbitrary numbers of
34 ranges in caret-printing by defaulting to '^'.
35 (selftest::test_one_liner_many_fixits): New function.
36 (test_diagnostic_show_locus_one_liner): Call it.
37 * diagnostic.c (diagnostic_initialize): Update for renaming
38 of rich_location::MAX_RANGES to
39 rich_location::STATICALLY_ALLOCATED_RANGES.
40 * diagnostic.h (struct diagnostic_context): Likewise.
42 2016-08-30 David Malcolm <dmalcolm@redhat.com>
44 * selftest.c (selftest::named_temp_file::named_temp_file): New
46 (selftest::temp_source_file::~temp_source_file): Move to...
47 (selftest::named_temp_file::~named_temp_file): ...here.
48 (selftest::test_named_temp_file): New function.
49 (selftest::selftest_c_tests): Call test_named_temp_file.
50 * selftest.h (class named_temp_file): New class.
51 (class temp_source_file): Convert to a subclass of named_temp_file.
53 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
55 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
56 USEs of LR_REGNO in returns and sibcalls.
57 (rs6000_output_mi_thunk): Similar.
58 (rs6000_sibcall_aix): Similar.
59 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
60 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
61 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
62 Remove the USE of LR_REGNO from the patterns as well. Delete an
64 (return_internal_<mode>): Delete.
66 2016-08-30 Tamar Christina <tamar.christina@arm.com>
68 * gcc/config/aarch64/aarch64-simd.md
69 (aarch64_ld2<mode>_dreg_le): New.
70 (aarch64_ld2<mode>_dreg_be): New.
71 (aarch64_ld2<mode>_dreg): Removed.
72 (aarch64_ld3<mode>_dreg_le): New.
73 (aarch64_ld3<mode>_dreg_be): New.
74 (aarch64_ld3<mode>_dreg): Removed.
75 (aarch64_ld4<mode>_dreg_le): New.
76 (aarch64_ld4<mode>_dreg_be): New.
77 (aarch64_ld4<mode>_dreg): Removed.
78 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
80 2016-08-30 David Malcolm <dmalcolm@redhat.com>
82 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
83 redundant location param.
84 (test_one_liner_fixit_remove): Likewise.
85 (test_one_liner_fixit_replace): Likewise.
86 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
88 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
89 get_range_from_loc. Drop overload taking a const char *.
91 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
94 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
96 * config/linux.c (linux_libc_has_function): Return true on musl.
98 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
100 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
102 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
104 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
105 used for abnormal egdes.
107 2016-08-30 Jakub Jelinek <jakub@redhat.com>
109 PR tree-optimization/72866
110 * tree-vect-patterns.c (search_type_for_mask): Turn into
111 a small wrapper, move all code to ...
112 (search_type_for_mask_1): ... this new function. Add caching
113 and adjust recursive calls.
116 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
117 instead of lookup_type_die (type_main_variant (type)) even for array
121 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
122 constant pool reference return x instead of c.
124 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
126 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
129 2016-08-29 David Malcolm <dmalcolm@redhat.com>
132 (selftest::test_make_location_nonpure_range_endpoints): Fix
135 2016-08-29 David Malcolm <dmalcolm@redhat.com>
137 * diagnostic-show-locus.c
138 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
140 (selftest::test_diagnostic_show_locus_one_liner): Call it.
141 * input.c (get_pure_location): Move to libcpp/line-map.c.
142 * input.h (get_pure_location): Convert decl to an inline function
143 calling implementation in libcpp.
145 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
149 template for intel asm dialect.
150 (vec_set_hi_<mode><mask_name>): Ditto.
152 2016-08-29 David Malcolm <dmalcolm@redhat.com>
154 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
155 (selftest::fail_formatted): Likewise.
157 2016-08-29 David Malcolm <dmalcolm@redhat.com>
159 * input.c (make_location): Call get_start and get_finish
160 on the endpoints to avoid storing packed ranges or ad-hoc
162 (selftest::test_make_location_nonpure_range_endpoints): New function.
163 (selftest::input_c_tests): Call it.
164 * input.h (get_start): New inline function.
166 2016-08-29 Tom de Vries <tom@codesourcery.com>
169 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
172 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
174 * Makefile.in (gcov-iov.h): Add dummy recipe.
176 2016-08-29 Nathan Sidwell <nathan@acm.org>
178 * config/nvptx/nvptx.c: #include tree-vrp.h.
180 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
183 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
184 HIGH+LO construct during reload.
186 2016-08-28 Tom de Vries <tom@codesourcery.com>
189 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
190 'sysv_abi va_list' attribute.
191 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
192 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
195 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
197 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
198 * emit-rtl.c (unshare_all_rtl_1): Adjust.
199 (unshare_all_rtl_again): Likewise.
200 * function.c (assign_stack_local_1): Likewise.
201 (assign_stack_temp_for_type): Likewise.
203 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
205 * cfgbuild.c (make_edges): Adjust.
206 * cfgrtl.c (can_delete_label_p): Likewise.
207 * dwarf2cfi.c (create_trace_edges): Likewise.
208 * except.c (sjlj_emit_dispatch_table): Likewise.
209 * function.h (struct expr_status): make x_forced_labels a vector.
210 * jump.c (rebuild_jump_labels_1): Adjust.
211 * reload1.c (set_initial_label_offsets): Likewise.
212 * stmt.c (force_label_rtx): Likewise.
213 (expand_label): Likewise.
215 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
217 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
219 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
221 PR tree-optimization/71077
222 PR tree-optimization/68542
223 * fold-const.c (fold_relational_const): Fix folding of
224 VECTOR_CST comparisons that have a scalar boolean result type.
225 (selftest::test_vector_folding): New static function.
226 (selftest::fold_const_c_tests): Call it.
228 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
230 * doc/extend.texi (SPU Built-in Functions): Remove stale
231 references to material formerly at IBM and Sony.
233 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
236 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
238 2016-08-26 David Malcolm <dmalcolm@redhat.com>
240 * diagnostic-show-locus.c
241 (selftest::test_fixit_consolidation): New function.
242 (selftest::diagnostic_show_locus_c_tests): Call it.
243 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
244 constructor based on source_range.
246 2016-08-26 David Malcolm <dmalcolm@redhat.com>
248 * diagnostic-color.c (color_dict): Add "fixit-insert" and
250 (parse_gcc_colors): Update description of default GCC_COLORS.
251 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
252 (colorizer::set_fixit_insert): New method.
253 (colorizer::set_fixit_delete): New method.
254 (colorizer::get_color_by_name): New method.
255 (colorizer::STATE_FIXIT_INSERT): New constant.
256 (colorizer::STATE_FIXIT_DELETE): New constant.
257 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
258 fields in favor of new field "m_stop_color". Add fields
259 "m_fixit_insert" and "m_fixit_delete".
260 (colorizer::colorizer): Update for above changes. Replace
261 colorize_start calls with calls to get_color_by_name.
262 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
263 STATE_FIXIT_DELETE. Update for field renamings.
264 (colorizer::finish_state): Simplify by using m_stop_color,
265 rather than multiple identical "*_ce" fields.
266 (colorizer::get_color_by_name): New method.
267 (layout::print_any_fixits): Print insertions and replacements
268 using the "fixit-insert" color, and deletions using the
269 "fixit-delete" color.
270 * doc/invoke.texi (-fdiagnostics-color): Update description of
271 default GCC_COLORS, and of the supported capabilities.
273 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
275 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
276 current_function_static_stack_size variable with the static
277 stack frame size of the current function when
278 flag_stack_usage_info is enabled.
280 2016-08-26 Nathan Sidwell <nathan@acm.org>
282 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
283 assignment inside if condition.
285 2016-08-26 Richard Biener <rguenther@suse.de>
287 PR tree-optimization/69047
288 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
289 extracts similar to what FRE does.
290 (non_rewritable_mem_ref_base): Likewise.
292 2016-08-26 Joseph Myers <joseph@codesourcery.com>
294 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
295 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
296 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
297 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
298 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
300 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
301 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
302 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
303 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
304 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
306 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
309 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
310 reservation duration to 15 cycles.
311 (cortex_a8_vfp_macs): Likewise.
312 (cortex_a8_vfp_macd): Likewise.
313 (cortex_a8_vfp_divs): Likewise.
314 (cortex_a8_vfp_divd): Likewise.
316 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
318 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
319 (aarch_macro_fusion_pair_p): Use above to avoid early return.
321 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
322 Martin Jambhor <mjambor@suse.cz>
324 * common.opt: New option -fipa-bit-cp.
325 * doc/invoke.texi: Document -fipa-bit-cp.
326 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
327 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
328 * tree-ssa-ccp.h: New header file.
329 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
330 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
331 Replace all occurences of tree parameter by two new params: signop, int.
332 (bit_value_unop_1): Change to bit_value_unop and export it.
333 Replace all occurences of tree parameter by two new params: signop,
335 (bit_value_binop): Change call from bit_value_binop_1 to
337 (bit_value_assume_aligned): Likewise.
338 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
339 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
341 (ccp_finalize): Skip processing if val->mask == 0.
342 * ipa-cp.c: Include tree-ssa-ccp.h
343 (ipcp_bits_lattice): New class.
344 (ipcp_param_lattice (bits_lattice): New member.
345 (print_all_lattices): Call ipcp_bits_lattice::print.
346 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
347 (initialize_node_lattices): Likewise.
348 (propagate_bits_accross_jump_function): New function.
349 (propagate_constants_accross_call): Call
350 propagate_bits_accross_jump_function.
351 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
352 (ipcp_store_bits_results): New function.
353 (ipcp_driver): Call ipcp_store_bits_results.
354 * ipa-prop.h (ipa_bits): New struct.
355 (ipa_jump_func): Add new member bits of type ipa_bits.
356 (ipa_param_descriptor): Change decl to decl_or_type.
357 (ipa_get_param): Change decl to decl_or_type and assert on
359 (ipa_get_type): New function.
360 (ipcp_transformation_summary): New member bits.
361 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
362 (ipa_populate_param_decls): Likewise.
363 (ipa_dump_param): Likewise.
364 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
366 (ipa_set_jf_unknown): Set ipa_bits::known to false.
367 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
369 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
370 (ipa_write_jump_function): Add streaming for ipa_bits.
371 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
372 (write_ipcp_transformation_info): Add streaming for ipa_bits
374 (read_ipcp_transfomration_info): Add support for reading streamed
376 (ipcp_update_bits): New function.
377 (ipcp_transform_function): Call ipcp_update_bits.
379 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
381 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
382 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
384 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
386 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
388 2016-08-25 Richard Biener <rguenther@suse.de>
390 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
391 Only add locations in late dwarf.
392 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
393 (dwarf2out_early_finish): But do it here.
395 2016-08-24 Michael Collison <michael.collison@linaro.org>
396 Michael Collison <michael.collison@arm.com>
398 * config/arm/arm-modes.def: Add new condition code mode CC_V
399 to represent the overflow bit.
400 * config/arm/arm.c (maybe_get_arm_condition_code):
401 Add support for CC_Vmode.
402 (arm_gen_unlikely_cbranch): New function to generate common
403 rtl conditional branches for overflow patterns.
404 * config/arm/arm-protos.h: Add prototype for
405 arm_gen_unlikely_cbranch.
406 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
407 addsi3_compareV_upper): New patterns to support signed
408 builtin overflow add operations.
409 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
410 New patterns to support unsigned builtin add overflow operations.
411 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
412 builtin overflow subtract operations,
413 (usubv<mode>4): New patterns to support unsigned builtin subtract
415 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
416 to support builtin overflow negate operations.
418 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
421 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
423 * explow.c (get_dynamic_stack_size): Take known alignment of stack
424 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
427 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
429 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
430 MULTILIB_OPTIONS should be used. Small wording fixes.
431 * genmultilib: Memorize set of all option combinations in
432 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
433 found in MULTILIB_OPTIONS by checking if option set is listed in
434 combination_space. Output new and existing error message to stderr.
436 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
438 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
439 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
440 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
441 (MULTILIB_REUSE): Remove reuse rules for option set including
442 -mfpu=fp-armv8 and -mfpu=vfpv4
444 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
446 * config/arm/t-rtems: Add vfp multilib.
448 2016-08-23 Ian Lance Taylor <iant@golang.org>
450 * config/s390/s390.c (s390_asm_file_start): Call
453 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
455 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
456 initialization of all 0's to the 0 constant, instead of directly
457 generating XOR. Add support for V4SImode vector initialization on
458 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
459 initialization. Change variables used in V4SFmode vector
460 intialization. For V4SFmode vector splat on ISA 3.0, make sure
461 any memory addresses are in index form. Add support for using
462 VSPLTH/VSPLTB to initialize vector short and vector char vectors
463 with all of the same element.
464 (regno_or_subregno): New helper function to return a register
465 number for either REG or SUBREG.
466 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
467 Use regno_or_subregno where possible.
468 (rs6000_split_v4si_init_di_reg): New helper function to build up a
469 DImode value from two SImode values in order to generate V4SImode
470 vector initialization on 64-bit systems with direct move.
471 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
473 (rtx_is_swappable_p): V4SImode vector initialization insn is not
475 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
477 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
478 attributes to initialize V8HImode and V16QImode vectors with the
480 (VSX_SPLAT_COUNT): Likewise.
481 (VSX_SPLAT_SUFFIX): Likewise.
482 (UNSPEC_VSX_VEC_INIT): New unspec.
483 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
484 Allow SFmode values to come from Altivec registers.
485 (vsx_init_v4si): New insn/split for V4SImode vector initialization
486 on 64-bit systems with direct move.
487 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
488 vector initializations, to allow V4SImode vector initializations
489 on 64-bit systems with direct move.
490 (vsx_splat_v4si): Likewise.
491 (vsx_splat_v4si_di): Likewise.
492 (vsx_splat_v4sf): Likewise.
493 (vsx_splat_v4sf_internal): Likewise.
494 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
496 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
497 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
498 initializing V8HImode and V16QImode vectors with the same
500 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
501 optimization if -maltivec=be.
503 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
505 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
506 attribute for alternatives 3 and 4.
508 2016-08-23 David Malcolm <dmalcolm@redhat.com>
510 * selftest.c (selftest::assert_str_contains): New function.
511 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
512 * selftest.h (selftest::assert_str_contains): New decl.
513 (ASSERT_STR_CONTAINS): New macro.
515 2016-08-23 Richard Biener <rguenther@suse.de>
517 PR tree-optimization/77286
518 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
520 (vect_transform_loop): Split exit edges of loop and scalar
521 loop if required and at the appropriate time.
523 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
525 * explow.c (get_dynamic_stack_size): Take known alignment of stack
526 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
528 Correct a typo in a comment.
530 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
532 * config/s390/s390.md ("*andc_split"): New splitter for and with
535 2016-08-23 Richard Biener <rguenther@suse.de>
537 PR tree-optimization/27336
538 * tree-vrp.c (infer_value_range): Handle stmts that can throw
539 by looking for a non-EH edge.
540 (process_assert_insertions_for): Likewise.
542 2016-08-23 Richard Biener <rguenther@suse.de>
545 * statistics.c (statistics_counter_event): Robustify against
548 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
550 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
551 for targets amdfam10 and barcelona.
553 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
555 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
556 (zero_extend<mode>di2): Ditto.
557 (*zero_extend<mode>si2): Ditto.
558 (*zero_extendqihi2): Ditto.
560 2016-08-22 Joseph Myers <joseph@codesourcery.com>
563 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
564 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
566 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
568 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
569 identical consecutive elements.
570 [SSA_NAME]: Print the name's def stmt on its own line. When printing
571 the node's def stmt, avoid printing an unwanted trailing newline by
572 replacing the call to print_gimple_stmt() with its inlined body and
573 adjusting it to not set pp_needs_newline and to call pp_flush()
574 instead of pp_newline_and_flush().
576 2016-08-22 Joseph Myers <joseph@codesourcery.com>
578 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
579 (float32_type_node, float64_type_node, float32x_type_node)
580 (float128x_type_node): New macros.
581 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
582 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
583 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
584 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
585 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
586 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
587 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
588 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
589 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
590 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
591 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
592 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
593 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
594 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
595 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
596 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
597 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
598 (copysign, fabs, huge_val, inf, nan, nans): Use it.
599 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
601 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
602 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
603 * doc/extend.texi (Other Builtins): Document these built-in
605 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
608 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
610 * doc/install.texi (Binaries): www.opencsw.org now uses https.
612 2016-08-22 Richard Biener <rguenther@suse.de>
614 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
616 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
619 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
620 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
621 non-SSE2 athlons only, otherwise prefer SSE prefetches.
623 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
625 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
626 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
627 (vrp_visit_switch_stmt): Likewise.
628 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
629 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
630 (vrp_visit_stmt): Use extract_range_from_stmt.
631 (vrp_visit_phi_node): Use extract_range_from_phi_node.
633 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
635 * Makefile.in: Add tree-vrp.h to GTFILES.
636 * gengtype.c (open_base_files): Add tree-vrp.h.
637 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
638 * builtins.c: Likewise.
639 * fold-const.c: Likewise.
640 * gimple-builder.c: Likewise.
641 * gimple-laddress.c: Likewise.
642 * hsa-gen.c: Likewise.
643 * internal-fn.c: Likewise.
645 * targhooks.c: Liewise,
646 * tree-ssa-address.c: Likewise.
647 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
648 * tree-vrp.c (struct value_range): Move to tree-vrp.h
649 * tree-vrp.h: New file.
651 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
653 PR tree-optimization/61839
654 * tree-vrp.c (two_valued_val_range_p): New.
655 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
656 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
657 Also Convert VAR BINOP CST where VAR is two-valued to
658 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
660 2016-08-19 David Malcolm <dmalcolm@redhat.com>
662 * diagnostic-show-locus.c
663 (layout::annotation_line_showed_range_p): New method.
664 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
665 Reimplement case fixit_hint::REPLACE to cover removals, and
666 replacements where the range of the replacement isn't one
667 of the ranges in the rich_location.
668 (test_one_liner_fixit_replace): Likewise.
669 (selftest::test_one_liner_fixit_replace_non_equal_range): New
671 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
673 (selftest::test_diagnostic_show_locus_one_liner): Call the new
675 * diagnostic.c (print_parseable_fixits): Remove case
678 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/i386.c (ix86_option_override_internal): Remove
682 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
683 Enable SSE prefetch also for TARGET_PREFETCHWT1.
684 Do not try to enable TARGET_PRFCHW ISA flag here.
685 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
686 Rewrite expander function body.
687 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
689 2016-08-19 Joseph Myers <joseph@codesourcery.com>
692 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
693 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
694 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
695 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
696 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
697 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
698 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
699 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
700 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
702 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
704 (struct floatn_type_info): New structure type.
705 (floatn_nx_types): New variable declaration.
706 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
707 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
708 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
709 * tree.c (floatn_nx_types): New variable.
710 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
711 corresponding complex types.
712 * target.def (floatn_mode): New hook.
713 * targhooks.c: Include "real.h".
714 (default_floatn_mode): New function.
715 * targhooks.h (default_floatn_mode): New prototype.
716 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
718 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
719 effective-target and dg-add-options keywords.
720 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
721 Document new effective-target keywords.
722 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
723 * doc/tm.texi: Regenerate.
724 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
725 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
726 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
728 * real.h (struct real_format): Add field ieee_bits.
729 * real.c (ieee_single_format, mips_single_format)
730 (motorola_single_format, spu_single_format, ieee_double_format)
731 (mips_double_format, motorola_double_format)
732 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
733 (ieee_extended_intel_128_format)
734 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
735 (mips_extended_format, ieee_quad_format, mips_quad_format)
736 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
737 (decimal_double_format, decimal_quad_format, ieee_half_format)
738 (arm_half_format, real_internal_format: Initialize ieee_bits
740 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
741 float128_type_node. Set float80_type_node to float64x_type_node
742 if appropriate and long_double_type_node not appropriate.
743 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
744 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
745 Initialize ieee_bits field.
746 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
747 (rs6000_init_builtins): Set ieee128_float_type_node to
749 (rs6000_floatn_mode): New function.
751 2016-08-19 Jakub Jelinek <jakub@redhat.com>
753 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
754 _rdseed64_step): Uglify argument names and/or local variable names
756 * config/i386/rtmintrin.h (_xabort): Likewise.
757 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
758 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
759 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
760 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
761 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
762 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
763 _mm_maskz_ternarylogic_epi32): Likewise.
764 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
765 __lwpins32, __lwpins64): Likewise.
766 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
767 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
768 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
769 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
770 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
771 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
772 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
773 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
774 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
775 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
776 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
777 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
778 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
779 _mm256_mask_i64gather_epi32): Likewise.
780 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
781 * config/i386/ia32intrin.h (__writeeflags): Likewise.
782 * config/i386/pkuintrin.h (_wrpkru): Likewise.
783 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
784 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
785 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
786 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
787 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
788 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
789 _mm512_mask_prefetch_i64scatter_ps): Likewise.
790 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
791 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
792 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
793 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
794 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
795 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
796 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
797 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
799 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
801 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
802 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
804 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
805 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
807 (_rdpkru_u32): Add space after function name.
809 * config/i386/t-i386 (i386-c.o): Don't depend on
810 i386-builtin-types.inc.
811 (i386.o): Depend on i386-builtin-types.inc.
813 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
816 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
817 Use const_vec_duplicate to check for duplicated elements.
819 2016-08-19 Richard Biener <rguenther@suse.de>
821 PR tree-optimization/77290
822 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
823 Fix flag_tree_parallelize_loops check.
825 2016-08-19 Richard Biener <rguenther@suse.de>
827 * match.pd (x | 0 -> x): Add.
829 2016-08-19 Richard Biener <rguenther@suse.de>
831 PR tree-optimization/77286
832 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
833 Deal with virtual PHIs being out-of-order.
835 2016-08-18 David Malcolm <dmalcolm@redhat.com>
837 * doc/invoke.texi (fverbose-asm): Note that source code lines
838 are emitted, and provide an example.
839 * final.c (asm_show_source): New function.
840 (final_scan_insn): Call asm_show_source.
842 2016-08-18 David Malcolm <dmalcolm@redhat.com>
844 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
845 param with diagnostic_kind.
846 (class colorizer): Similarly replace field m_diagnostic with
848 (colorizer::colorizer): Replace diagnostic
849 param with diagnostic_kind.
850 (colorizer::begin_state): Update for above field change.
851 (layout::layout): Replace diagnostic param with rich_location *
853 (diagnostic_show_locus): Replace diagnostic param with richloc
855 (class selftest::test_diagnostic_context): New class.
856 (selftest::test_diagnostic_show_locus_unknown_location): New
858 (selftest::test_one_liner_simple_caret): New function.
859 (selftest::test_one_liner_caret_and_range): New function.
860 (selftest::test_one_liner_multiple_carets_and_ranges): New
862 (selftest::test_one_liner_fixit_remove): New function.
863 (selftest::test_one_liner_fixit_replace): New function.
864 (selftest::test_diagnostic_show_locus_one_liner): New function.
865 (selftest::diagnostic_show_locus_c_tests): Call the new test
867 * diagnostic.c (diagnostic_initialize): Initialize
868 colorize_source_p, show_ruler_p and parseable_fixits_p.
869 (default_diagnostic_finalizer): Update for change to
870 diagnostic_show_locus.
871 (diagnostic_append_note): Likewise.
872 * diagnostic.h (diagnostic_show_locus): Replace
873 const diagnostic_info * param with location * and diagnostic_t.
875 2016-08-18 David Malcolm <dmalcolm@redhat.com>
877 * input.c (saved_line_table): New global.
878 (class selftest::temp_line_table): Rename to line_table_test and
879 move declaration to selftest.h, and drop field m_old_line_table.
880 (selftest::temp_line_table::temp_line_table): Rename ctor to...
881 (selftest::line_table_test::line_table_test): ...this. Add a
882 default ctor. Store current value of line_table within
884 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
885 (selftest::line_table_test::~line_table_test): ...this, and
886 restore line_table from the saved_line_table, rather than
888 (selftest::test_accessing_ordinary_linemaps): Update for above
890 (selftest::test_lexer): Likewise.
891 (struct selftest::lexer_test): Likewise.
892 (selftest::lexer_test::lexer_test): Likewise.
893 (selftest::input_c_tests): Move the looping over test cases from
895 (selftest::for_each_line_table_case): New function.
896 * input.h (saved_line_table): New decl.
897 * selftest.h (struct selftest::line_table_case): New forward decl.
898 (class selftest::line_table_test): New class, moved here from
899 selftest::temp_line_table in input.c, and renamed.
900 (selftest::for_each_line_table_case): New decl.
902 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
905 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
907 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
910 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
911 enclosing parallel construct for reduction variables on OpenACC loop
914 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
916 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
917 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
919 (function_to_dwarf_procedure): Update comment.
921 2016-08-18 David Malcolm <dmalcolm@redhat.com>
923 * input.c (diagnostics_file_cache_forcibly_evict_file): New
925 * input.h (diagnostics_file_cache_forcibly_evict_file): New
927 * selftest.c (selftest::temp_source_file::~temp_source_file):
928 Evict m_filename from the diagnostic file cache.
930 2016-08-18 Richard Biener <rguenther@suse.de>
932 * tree-pass.h (make_pass_materialize_all_clones): Declare.
933 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
934 make_pass_materialize_all_clones): New simple IPA pass encapsulating
935 clone materialization.
936 * passes.def (all_late_ipa_passes): Start with
937 pass_materialize_all_clones.
938 * cgraphunit.c (symbol_table::compile): Remove call to
939 materialize_all_clones.
940 * tree-into-ssa.c: Include statistics.h.
941 (update_ssa): Count number of times we do incremental/rewrite
944 2016-08-18 Richard Biener <rguenther@suse.de>
946 PR tree-optimization/77282
947 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
948 When doing auto-parallelizing also prevent use of PHIs that
949 carry dependences across loop backedges.
951 2016-08-18 Tamar Christina <tamar.christina@arm.com>
952 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
954 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
956 2016-08-18 Richard Biener <rguenther@suse.de>
958 * ssa-iterators.h (ssa_vuse_operand): New inline.
959 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
960 (predicate_all_scalar_phis): Use remove_phi_node to remove
961 phi nodes predicated. Delay removing virtual PHIs.
962 (predicate_mem_writes): Update virtual operands.
963 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
964 (tree_if_conversion): Do not rewrite virtual SSA form.
965 * tree-phinodes.c (release_phi_node): Make static.
966 * tree-phinodes.h (release_phi_node): Remove.
968 2016-08-18 Jakub Jelinek <jakub@redhat.com>
970 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
971 codes that appear in bdesc_* arrays, instead include i386-builtin.def
972 twice to define those.
973 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
974 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
975 bdesc_multi_arg): Define by including i386-builtin.def the third time.
976 * config/i386/i386-builtin.def: New file.
978 2016-08-17 David Malcolm <dmalcolm@redhat.com>
980 * input.c (get_source_range_for_char): Rename to...
981 (selftest::get_source_range_for_char): ...this, and move within
982 the #if CHECKING_P guard.
983 (get_num_source_ranges_for_substring): Rename to...
984 (selftest::get_num_source_ranges_for_substring): ...this, move
985 within the #if CHECKING_P guard, and make static.
986 (selftest::assert_num_substring_ranges): Initialize
989 2016-08-18 Alan Modra <amodra@gmail.com>
991 PR rtl-optimization/72771
992 * reload.c (find_reloads): Don't assume that a subreg mem is OK
993 when find_reloads_toplev returns address_reloaded==-1.
994 (alternative_allows_const_pool_ref): Update comment.
996 2015-08-17 Alan Hayward <alan.hayward@arm.com>
998 PR tree-optimization/71752
999 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
1000 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
1002 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1004 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
1005 instead of testing ECF_NORETURN bit in gimple_call_flags.
1006 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
1007 * predict.c (tree_bb_level_predictions): Likewise.
1008 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
1011 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1012 turning a call into __builtin_unreachable-like noreturn call, adjust
1013 gimple_call_set_fntype.
1014 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1015 gimple_call_fntype has void return type.
1017 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
1019 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
1020 maybe_lookup_decl, to handle nested acc loop directives.
1022 2016-08-17 Richard Biener <rguenther@suse.de>
1024 PR tree-optimization/76490
1025 * tree-vrp.c (update_value_range): Preserve overflow infinities
1026 when intersecting with ranges from get_range_info.
1027 (operand_less_p): Handle overflow infinities correctly.
1028 (value_range_constant_singleton): Use vrp_operand_equal_p
1029 to handle overflow max/min correctly.
1030 (vrp_valueize): Likewise.
1031 (union_ranges): Likewise.
1032 (intersect_ranges): Likewise.
1033 (vrp_visit_phi_node): Improve iteration limitation to only
1034 apply when we'll possibly re-visit the PHI via a changed argument
1037 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1039 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
1040 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
1041 rather than those that should not be built.
1043 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
1046 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
1048 2016-08-17 Richard Biener <rguenther@suse.de>
1050 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
1051 (verify_vssa): New function verifying virtual SSA form.
1052 (verify_ssa): Call it.
1053 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
1054 Do not apply loop-closed SSA handling to virtuals.
1055 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
1056 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
1057 when rewriting their symbol.
1058 (prepare_def_site_for): Likewise.
1059 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
1060 operands of moved stmts.
1062 2016-08-17 Richard Biener <rguenther@suse.de>
1064 PR tree-optimization/23855
1065 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
1066 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
1067 find guards to hoist. Do not update SSA form but rewrite virtuals
1068 into loop closed SSA.
1069 (find_loop_guard): Adjust to skip already hoisted guards. Do
1070 not mark virtuals for renaming or update SSA form.
1072 2016-08-17 Martin Liska <mliska@suse.cz>
1074 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
1075 a LONG_LONG_TYPE_SIZE comparison.
1076 * gcov-io.h: Remove macro definitions.
1077 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
1078 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
1081 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1083 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
1084 that builtins not mentioned in bdesc_* arrays come first, then
1085 the ones mentioned in bdesc_* arrays in the order they appear in
1086 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
1087 IX86_BUILTIN__BDESC_*_LAST enumerator.
1088 (bdesc_mpx): Fix up a comment typo.
1089 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
1090 __builtin_ia32_vpcomneu[bwdq] builtins.
1091 (BDESC_VERIFY, BDESC_VERIFYS): Define.
1092 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
1093 enum ix86_builtins ordering.
1094 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
1095 for direct bdesc_* array member access instead of searching all the
1096 arrays until an fcode match is found.
1098 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
1101 pattern as define_insn_and_split. Split insn before reload to
1103 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
1104 <shift_insn><mode>3_1.
1105 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
1106 <rotate_insn><mode>3_1.
1108 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1111 * input.c (get_source_range_for_substring): Rename to...
1112 (get_source_location_for_substring): ...this, adding param
1113 "caret_idx", and converting output param from source_range * to
1115 (get_source_range_for_char): New function.
1116 (get_num_source_ranges_for_substring): Update comment to reflect
1118 (assert_char_at_range): Update to use get_source_range_for_char
1119 rather than get_source_range_for_substring.
1120 (test_lexer_string_locations_concatenation_2): Likewise.
1121 * substring-locations.h (get_source_range_for_substring): Rename
1123 (get_source_location_for_substring): ...this, and adding param
1124 "caret_idx", and converting output param from source_range * to
1127 2016-08-16 David Malcolm <dmalcolm@redhat.com>
1129 * input.c (class selftest::temp_source_file): Move to
1131 (selftest::temp_source_file::temp_source_file): Move to
1133 (selftest::temp_source_file::~temp_source_file): Likewise.
1134 * selftest.c (selftest::temp_source_file::temp_source_file): Move
1136 (selftest::temp_source_file::~temp_source_file): Likewise.
1137 * selftest.h (class selftest::temp_source_file): Move here from
1140 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1143 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
1144 inlining, add cgraph edge for the added __builtin_unreachable call.
1147 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
1148 only cast it to SHWI for the final comparison.
1150 2016-08-16 Martin Liska <mliska@suse.cz>
1152 PR gcov-profile/36412
1153 * doc/gcov.texi: Document --hash-filenames(-x).
1154 * gcov.c (print_usage): Add the option.
1155 (process_args): Process the option, sort options alphabetically.
1156 (md5sum_to_hex): New function.
1157 (make_gcov_file_name): Do the md5sum and append it to a
1160 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1162 PR tree-optimization/69848
1163 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
1164 and swtich operands to avoid additional NOT instruction.
1165 (vcond<v_cmp_mixed><mode>): Ditto.
1166 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1168 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
1170 * doc/install.texi (*-*-solaris2*): Adjust latest change.
1172 2016-08-16 Richard Biener <rguenther@suse.de>
1174 PR tree-optimization/76783
1175 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
1176 BB visited flags at start.
1178 2016-08-16 Bin Cheng <bin.cheng@arm.com>
1180 PR tree-optimization/72817
1181 PR tree-optimization/73450
1182 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
1183 multiple_of_p for adjusted IV.base.
1185 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
1189 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
1190 for !flag_finite_math_only or flag_signed_zeros.
1191 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
1192 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
1193 depend on flag_finite_math_only.
1194 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
1196 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
1197 (*ieee_smin<mode>3): Ditto.
1198 (*ieee_smax<mode>3): Ditto.
1199 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
1200 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
1202 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
1203 depend on flag_finite_math_only.
1204 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
1205 (*mmx_<code>v2sf3): Remove.
1206 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
1207 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
1208 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
1210 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
1212 PR rtl-optimization/73650
1213 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
1214 it is not a simple move.
1216 2016-08-15 Martin Liska <mliska@suse.cz>
1219 * gcc.c (do_spec_1): Call save_string with the right size.
1220 (save_string): Do an assert about string we copy.
1222 2016-08-15 Richard Biener <rguenther@suse.de>
1224 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
1225 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
1227 (pass_data_stv): Likewise.
1229 2016-08-15 Richard Biener <rguenther@suse.de>
1231 PR tree-optimization/73434
1232 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1233 TBAA info on the base when forwarding a non-invariant address.
1235 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1237 * dwarf2out.c (struct checksum_attributes): Add
1238 at_string_length_bit_size and at_string_length_byte_size fields.
1239 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
1240 and DW_AT_string_length_byte_size.
1241 (die_checksum_ordered): Handle at_string_length_bit_size and
1242 at_string_length_byte_size.
1243 (gen_array_type_die): For dwarf_version >= 5 emit
1244 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1245 (adjust_string_types): For dwarf_version >= 5 remove
1246 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1247 (resolve_addr): Likewise.
1250 * dwarf2out.c (string_types): New variable.
1251 (gen_array_type_die): Change early_dwarf handling of
1252 DW_AT_string_length, create DW_OP_call4 referencing the
1253 length var temporarily. Handle parameters that are pointers
1255 (adjust_string_types): New function.
1256 (gen_subprogram_die): Temporarily set string_types to local var,
1257 call adjust_string_types if needed.
1258 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1260 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1262 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1264 * doc/install.texi (*-*-solaris2*): Fix version number and document
1265 requirement on GNU make for building libjava with the Solaris linker.
1267 2016-08-15 Martin Liska <mliska@suse.cz>
1268 Jakub Jelinek <jakub@redhat.com>
1270 PR tree-optimization/72824
1271 * tree-loop-distribution.c (const_with_all_bytes_same)
1272 <case VECTOR_CST>: Fix a typo.
1274 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1277 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1278 Renamed from _mm512_undefined_si512.
1279 (_mm_undefined_si512): New definition.
1281 2016-08-13 Richard Biener <rguenther@suse.de>
1283 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
1284 into PHIs and update the lattice for its def.
1286 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1289 * ubsan.c (instrument_si_overflow): Pass true instead of false
1291 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1292 of bbs. Return TODO_cleanup_cfg if any returned true.
1294 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1296 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
1297 ISA 3.0 MTVSRDD instruction.
1298 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
1301 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1303 PR tree-optimization/71083
1304 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
1305 bitfield access when possible.
1307 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
1310 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
1311 sign-changing cast from a shorter unsigned type to a wider
1314 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1316 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
1317 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
1318 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
1320 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1322 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1323 Correct costs for vec_construct.
1325 2016-08-12 Bin Cheng <bin.cheng@arm.com>
1327 PR tree-optimization/69848
1328 * tree-vectorizer.h (enum vect_def_type): New condition reduction
1329 type CONST_COND_REDUCTION.
1330 * tree-vect-loop.c (vectorizable_reduction): Support new condition
1331 reudction type CONST_COND_REDUCTION.
1333 2016-08-12 Richard Biener <rguenther@suse.de>
1335 PR tree-optimization/57326
1336 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
1337 returning an SSA name.
1338 (phi_translate_1): When fully_constant_expression returns a NAME
1339 make sure we have a leader for it.
1341 2016-08-12 Martin Liska <mliska@suse.cz>
1342 Adam Fineman <afineman@afineman.com>
1344 * gcov.c (process_file): Create .gcov file when .gcda
1347 2016-08-12 Marek Polacek <polacek@redhat.com>
1350 * alias.c (find_base_value): Adjust fall through comment.
1351 * cfgexpand.c (expand_debug_expr): Likewise.
1352 * combine.c (find_split_point): Likewise.
1353 (expand_compound_operation): Likewise. Add FALLTHRU.
1354 (make_compound_operation): Adjust fall through comment.
1355 (canon_reg_for_combine): Add FALLTHRU.
1356 (force_to_mode): Adjust fall through comment.
1357 (simplify_shift_const_1): Likewise.
1358 (simplify_comparison): Likewise.
1359 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
1361 * config/aarch64/predicates.md: Likewise.
1362 * config/i386/i386.c (function_arg_advance_32): Likewise.
1363 (ix86_gimplify_va_arg): Likewise.
1364 (print_reg): Likewise.
1365 (ix86_print_operand): Likewise.
1366 (ix86_build_const_vector): Likewise.
1367 (ix86_expand_branch): Likewise.
1368 (ix86_sched_init_global): Adjust fall through comment.
1369 (ix86_expand_args_builtin): Add FALLTHRU.
1370 (ix86_expand_builtin): Likewise.
1371 (ix86_expand_vector_init_one_var): Likewise.
1372 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1373 (rs6000_adjust_cost): Likewise.
1374 (insn_must_be_first_in_group): Likewise.
1375 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
1376 * dbxout.c (dbxout_symbol): Adjust fall through comment.
1377 * df-scan.c (df_uses_record): Likewise.
1378 * dojump.c (do_jump): Add FALLTHRU.
1379 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
1381 (resolve_args_picking_1): Adjust fall through comment.
1382 (loc_list_from_tree_1): Likewise.
1383 * expmed.c (make_tree): Likewise.
1384 * expr.c (expand_expr_real_2): Add FALLTHRU.
1385 (expand_expr_real_1): Likewise. Adjust fall through comment.
1386 * fold-const.c (const_binop): Adjust fall through comment.
1387 (fold_truth_not_expr): Likewise.
1388 (fold_cond_expr_with_comparison): Add FALLTHRU.
1389 (fold_binary_loc): Likewise.
1390 (contains_label_1): Adjust fall through comment.
1391 (multiple_of_p): Likewise.
1392 * gcov-tool.c (process_args): Add FALLTHRU.
1393 * genattrtab.c (check_attr_test): Likewise.
1394 (write_test_expr): Likewise.
1395 * genconfig.c (walk_insn_part): Likewise.
1396 * genpreds.c (validate_exp): Adjust fall through comment.
1397 (needs_variable): Likewise.
1398 * gensupport.c (get_alternatives_number): Add FALLTHRU.
1399 (subst_dup): Likewise.
1400 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
1401 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
1402 (gimplify_scan_omp_clauses): Add FALLTHRU.
1403 (goa_stabilize_expr): Likewise.
1404 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
1406 * hsa-gen.c (get_address_from_value): Likewise.
1407 * ipa-icf.c (sem_function::hash_stmt): Likewise.
1408 * ira.c (ira_setup_alts): Add FALLTHRU.
1409 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
1411 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
1412 * opts.c (common_handle_option): Likewise.
1413 * read-rtl.c (read_rtx_code): Likewise.
1414 * real.c (round_for_format): Likewise.
1415 * recog.c (asm_operand_ok): Likewise.
1416 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
1417 * reload1.c (set_label_offsets): Likewise.
1418 (eliminate_regs_1): Likewise.
1419 (reload_reg_reaches_end_p): Likewise.
1420 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
1421 (rtx_cost): Likewise.
1422 * sched-rgn.c (is_exception_free): Likewise.
1423 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
1424 * stor-layout.c (int_mode_for_mode): Likewise.
1425 * toplev.c (print_to_asm_out_file): Likewise.
1426 (print_to_stderr): Likewise.
1427 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1428 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1429 (chrec_fold_multiply): Likewise.
1430 (evolution_function_is_invariant_rec_p): Likewise.
1431 (for_each_scev_op): Likewise.
1432 * tree-data-ref.c (siv_subscript_p): Likewise.
1433 (get_references_in_stmt): Likewise.
1434 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1435 (substitute_in_expr): Likewise.
1436 (type_cache_hasher::equal): Likewise.
1437 (walk_type_fields): Likewise.
1438 * var-tracking.c (adjust_mems): Add FALLTHRU.
1439 (set_dv_changed): Adjust fall through comment.
1440 * varasm.c (default_function_section): Add FALLTHRU.
1442 2016-08-12 Marek Polacek <polacek@redhat.com>
1445 * tree-complex.c (expand_complex_division): Add missing break.
1447 2016-08-12 Richard Biener <rguenther@suse.de>
1449 * passes.c (execute_todo): Do not push/pop TV_TODO.
1450 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1451 (execute_one_pass): Likewise.
1452 * common.opt (ftime-report-details): New switch.
1453 * doc/invoke.texi (ftime-report-details): Document.
1454 * timevar.h (timer::print_row): Adjust signature.
1455 (timer::all_zero): New static helper.
1456 (timer::child_map_t): New typedef.
1457 (timer::time_var_def): Add children field.
1458 * timevar.c (timer::named_items::print): Adjust.
1459 (timer::~timer): Free timevar recorded children.
1460 (timer::pop_internal): When -ftime-report-details record
1461 time spent in sub-timevars.
1462 (timer::print_row): Adjust.
1463 (timer::print): Print sub-timevar stats, use all_zero.
1464 * timevar.def (TV_TODO): Remove.
1466 2016-08-12 Richard Biener <rguenther@suse.de>
1468 PR tree-optimization/72851
1469 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1470 worklists to use bitmaps indexed in execution order.
1471 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1472 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1473 (cfg_blocks): Make a bitmap.
1474 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1476 (cfg_blocks_empty_p): Adjust.
1477 (cfg_blocks_add): Likewise.
1478 (cfg_blocks_get): Likewise.
1479 (add_ssa_edge): Likewise.
1480 (add_control_edge): Likewise.
1481 (simulate_stmt): Likewise.
1482 (process_ssa_edge_worklist): Likewise.
1483 (simulate_block): Likewise.
1484 (ssa_prop_init): Compute PRE order and stmt UIDs.
1485 (ssa_prop_fini): Adjust.
1486 (ssa_propagate): Adjust.
1488 2016-08-12 Richard Biener <rguenther@suse.de>
1490 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1491 the currently executable edges have fixed ranges. Always
1492 go through update_value_range.
1494 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1498 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1499 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1500 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1501 (LANG_HOOKS_DECLS): Add it.
1502 * langhooks.h (struct lang_hooks_for_decls): Add
1503 function_decl_defaulted. Const_tree-ify
1504 function_decl_explicit_p and function_decl_deleted_p.
1505 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1506 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1507 also at strict DWARF v5.
1510 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1511 TYPE_QUAL_CONST in reference-typed decls.
1514 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1515 in DW_OP_pieces, just enough to handle pointers to member
1517 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1518 expression on DWARFv5 if a constant value doesn't work.
1520 2016-08-11 David Malcolm <dmalcolm@redhat.com>
1522 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
1523 * selftest.c (selftest::test_assertions): New function.
1524 (selftest::selftest_c_tests): New function.
1525 * selftest.h (selftest::selftest_c_tests): New declaration.
1527 2016-08-11 Richard Biener <rguenther@suse.de>
1528 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1530 PR rtl-optimization/72855
1531 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
1533 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1536 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1537 (vsx_store_<mode>): Likewise.
1539 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1541 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
1542 TImode CONST_WIDE_INT store.
1543 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
1545 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1547 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
1548 mode if unaligned SSE load and store are optimal.
1550 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1552 PR tree-optimization/71083
1553 * tree-predcom.c (ref_at_iteration): Correctly align the
1556 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1558 * config/s390/s390-builtin-types.def: Add INT128 types.
1559 * config/s390/s390-builtins.def: Add INT128 variants for the add
1560 sub low-level builtins dealing with TImode.
1561 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1562 via subreg when expanding a builtin.
1563 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1564 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1566 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1567 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1568 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1569 "vacc<bhfgq>_<mode>".
1570 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1571 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1572 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1573 "vscbi<bhfgq>_<mode>".
1574 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1575 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1577 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1579 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1581 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1583 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
1585 (vcond<v_cmp_mixed><mode>): Ditto.
1586 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1588 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1590 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
1591 variable explicitly, also assert on it before use.
1593 2016-08-11 Richard Biener <rguenther@suse.de>
1595 PR tree-optimization/72772
1596 * cfgloopmanip.c (create_preheader): Use split_edge if there
1597 is a single loop entry, avoiding degenerate PHIs.
1599 2016-08-11 Richard Biener <rguenther@suse.de>
1601 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
1602 unconditional TODO_cleanup_cfg.
1603 (pass_thread_jumps::execute): Initialize loops, perform a CFG
1604 cleanup only if we threaded a jump.
1606 2016-08-11 Alan Modra <amodra@gmail.com>
1609 * lra-constraints.c (simplify_operand_subreg): Allow subreg
1610 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
1611 slow. Emit two reloads for slow mem case, first loading in
1612 fast innermode, then converting to required mode.
1614 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1616 * config/rs6000/altivec.h (vec_extract_exp): New macro.
1617 (vec_extract_sig): New macro.
1618 (vec_insert_exp): New macro.
1619 (vec_test_data_class): New macro.
1620 (scalar_extract_exp): New macro.
1621 (scalar_extract_sig): New macro.
1622 (scalar_insert_exp): New macro.
1623 (scalar_test_data_class): New macro.
1624 (scalar_test_neg): New macro.
1625 (scalar_cmp_exp_gt): New macro.
1626 (scalar_cmp_exp_lt): New macro.
1627 (scalar_cmp_exp_eq): New macro.
1628 (scalar_cmp_exp_unordered): New macro.
1629 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
1630 to enforce constraint that operand is a 7-bit unsigned literal.
1631 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
1632 for power9 built-ins.
1633 (BU_P9V_VSX_2): Likewise.
1634 (BU_P9V_64BIT_VSX_2): Likewise.
1635 (VSEEDP): Add scalar extract exponent support.
1636 (VSEESP): Add scalar extract signature support.
1637 (VSTDCNDP): Add scalar test negative support.
1638 (VSTDCNSP): Likewise.
1639 (VSIEDP): Add scalar insert exponent support.
1640 (VSCEDPGT): Add scalar compare exponent greater than support.
1641 (VSCEDPLT): Add scalar compare exponent less than support.
1642 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
1643 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
1644 (VSTDCDP): Add scalar test data class support.
1645 (VSTDCSP): Likewise.
1646 (VSEEDP): Add overload support for scalar extract exponent
1648 (VSESDP): Add overload support for scalar extract signature
1650 (VSTDCN): Add overload support for scalar test negative
1652 (VSTDCNDP): Add overload support for scalar test negative
1654 (VSTDCNSP): Add overload support for scalar test negative
1656 (VSIEDP): Add overload support for scalar insert exponent
1658 (VSTDC): Add overload support for scalar test data class
1660 (VSTDCDP): Add overload support for scalar test data class
1662 (VSTDCSP): Add overload support for scalar test data class
1664 (VSCEDPGT): Add overload support for scalar compare exponent
1665 greater than operation.
1666 (VSCEDPLT): Add overload support for scalar compare exponent
1667 less than operation.
1668 (VSCEDPEQ): Add overload support for scalar compare exponent
1669 test-for-equality operation.
1670 (VSCEDPUO): Add overload support for scalar compare exponent
1671 test-for-unordered operation.
1672 (VEEDP): Add vector extract exponent support.
1674 (VESDP): Add vector extract significand support.
1676 (VIEDP): Add vector insert exponent support.
1678 (VTDCDP): Add vector test data class support.
1680 (VES): Add overload support for vector extract significand operation.
1683 (VEE): Add overload support for vector extract exponent operation.
1686 (VTDC): Add overload support for vector test data class operation.
1689 (VIE): Add overload support for vector insert exponent operation.
1692 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1693 overloaded binary floating point functions.
1694 (altivec_resolve_overloaded_builtin): Improve error messages to
1695 distinguish between functions not supported in the current
1696 compiler configuration and functions that were invoked with an
1697 invalid parameter combination, and include the built-in function
1698 name in both error messages.
1699 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
1701 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
1703 (rs6000_expand_binop_builtin): Add check to enforce that argument
1704 2 of the test data class operations is a 7-bit unsigned literal.
1705 (rs6000_invalid_builtin): Add code to issue an error message if a
1706 built-in function that requires the power9_vector and -m32
1707 command-line options is compiled without these options.
1708 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
1709 (UNSPEC_VSX_SXSIGDP): New value.
1710 (UNSPEC_VSX_SXSIGPDP): New value.
1711 (UNSPEC_VSX_SIEXPDP): New value.
1712 (UNSPEC_VSX_SCMPEXPDP): New value.
1713 (UNSPEC_VSX_STSTDC): New value.
1714 (UNSPEC_VSX_VXEXP): New value.
1715 (UNSPEC_VSX_VXSIG): New value.
1716 (UNSPEC_VSX_VIEXP): New value.
1717 (UNSPEC_VSX_VTSTDC): New value.
1718 (xsxexpdp): New insn for scalar extract exponent.
1719 (xsxsigdp): New insn for scalar extract significand.
1720 (xsiexpdp): New insn for scalar insert exponent.
1721 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
1722 (*xscmpexpdp): New insn for scalar compare exponents.
1723 (xststdc<Fvsx): New expansion for both single- and
1724 double-precision scalar test data class operations.
1725 (xststdcneg<Fvsx>): New expansion for both single- and
1726 double-precision scalar test for negative value operations.
1727 (*xststdc<Fvsx>): New insn for scalar test data class
1729 (xvxexp<VSs>): New insn for single- and double-precision
1730 vector extract exponent operation.
1731 (xvxsig<VSs>): New insn for single- and double-precision
1732 vector extract significand operation.
1733 (xviexp<VSs>): New insn for single- and double-precision
1734 vector insert exponent operation.
1735 (xvtstdc<VSs>): New insn for single- and double-precision
1736 vector test data class operation.
1737 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1738 built-in functions to represent the Power9 binary floating-point
1739 support instructions.
1741 2016-08-10 bin cheng <bin.cheng@arm.com>
1743 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
1745 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1746 Renlin Li <renlin.li@arm.com>
1747 Bin Cheng <bin.cheng@arm.com>
1749 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
1750 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
1751 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
1752 (aarch64_vcond_internal<mode><mode>): Delete pattern.
1753 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
1754 (vcond<v_cmp_result><mode>): Ditto.
1755 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
1756 (vcondu<mode><mode>): Ditto.
1757 (vcond<v_cmp_mixed><mode>): New pattern.
1758 (vcondu<mode><v_cmp_mixed>): New pattern.
1759 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
1760 of aarch64_vcond_internal.
1762 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1763 Renlin Li <renlin.li@arm.com>
1764 Bin Cheng <bin.cheng@arm.com>
1766 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
1767 (vec_cmp<mode><v_cmp_result>): New pattern.
1768 (vec_cmpu<mode><mode>): New pattern.
1769 (vcond_mask_<mode><v_cmp_result>): New pattern.
1771 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1773 PR tree-optimization/71734
1774 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
1775 REF_LOOP, invoke ref_indep_loop_p_1.
1776 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
1777 to ref_indep_loop_p.
1778 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
1779 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
1780 is inside LOOP, do not cache dpendence value for loops with
1782 (ref_indep_loop_p_2): Delete function.
1783 (can_sm_ref_p): Pass LOOP as additional argument to
1786 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1789 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
1790 being an offsettable address.
1792 2016-08-10 Martin Liska <mliska@suse.cz>
1794 PR gcov-profile/58306
1795 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
1796 atomic variants of profile update functions.
1798 2016-08-10 Martin Liska <mliska@suse.cz>
1800 Cherry picked (and modified) from google-4_7 branch
1801 2012-12-26 Rong Xu <xur@google.com>
1802 * common.opt (fprofile-update): Add new flag.
1803 * coretypes.h: Define enum profile_update.
1804 * doc/invoke.texi: Document -fprofile-update.
1805 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
1806 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
1807 * tree-profile.c (gimple_init_edge_profiler): Generate
1808 also atomic profiler update.
1809 (gimple_gen_edge_profiler): Likewise.
1811 2016-08-10 David Malcolm <dmalcolm@redhat.com>
1813 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
1814 stack_usage_file to NULL after fclose calls.
1816 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1819 * reload.c (push_reload): Compute subreg_in_class for
1820 subregs of constants and plus expressions. Remove special
1821 handling of SYMBOL_REFs.
1823 2016-08-10 Alan Modra <amodra@gmail.com>
1826 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
1827 SImode for TARGET_E500_DOUBLE when given SImode.
1829 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
1831 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
1832 unused variable __O.
1834 2016-08-09 Martin Liska <mliska@suse.cz>
1836 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
1837 _gcov_reset to __gcov_reset.
1838 * doc/gcov-tool.texi: Fix typo.
1840 2016-08-09 Martin Liska <mliska@suse.cz>
1842 * value-prof.c (gimple_divmod_values_to_profile): Do not
1843 instrument MOD histogram if a value is not a SSA name.
1845 2016-08-09 Martin Liska <mliska@suse.cz>
1847 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
1850 2016-08-09 Renlin Li <renlin.li@arm.com>
1853 * calls.c (prepare_call_address): Convert funexp to Pmode when
1855 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
1856 (sibcall_value): Likewise.
1858 2016-08-09 Marek Polacek <polacek@redhat.com>
1861 * cselib.c (cselib_expand_value_rtx_1): Add return.
1862 * gengtype.c (dbgprint_count_type_at): Likewise.
1863 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
1864 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
1866 2016-08-09 Martin Jambor <mjambor@suse.cz>
1869 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
1870 if instance is a MEM_REF.
1872 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/i386.md (*movtf_internal): Use
1876 lra_in_progress || reload_completed instead of !can_create_pseudo_p
1877 in the insn constraint.
1878 (*movxf_internal): Ditto.
1879 (*movdf_internal): Ditto.
1880 (*movsf_internal): Ditto.
1882 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1884 PR tree-optimization/72772
1885 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1888 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1890 PR tree-optimization/72772
1891 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
1893 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
1894 parameter STOP and update calls. Move expand_simple_operations
1895 function call from here...
1896 (simplify_using_initial_conditions): ...to here. Delete parameter
1898 (tree_simplify_using_condition): Delete parameter STOP.
1899 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
1900 simplify_using_initial_conditions.
1902 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
1905 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
1906 Use create_tmp_var_raw instead of create_tmp_var.
1908 2016-08-09 Richard Biener <rguenther@suse.de>
1910 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
1911 Treat same SSA names related.
1913 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1915 PR tree-optimization/72824
1916 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
1917 real_zerop is not negative.
1919 2016-08-09 Richard Biener <rguenther@suse.de>
1921 PR tree-optimization/71802
1922 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
1923 all merge opportunities with the predecessor.
1925 2016-08-09 Richard Biener <rguenther@suse.de>
1928 * ipa-prop.c (ipa_modify_formal_parameters): Build
1929 parameter types with natural alignment also for the
1932 2016-08-08 Andi Kleen <ak@linux.intel.com>
1934 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
1936 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1939 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
1940 do-nothing langhook.
1941 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
1942 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
1943 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
1944 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
1946 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1949 * input.c: Ensure that HAVE_ICONV is defined.
1951 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1954 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
1955 private vars for lastprivate and for linear iterator.
1958 * omp-simd-clone.c: Include varasm.h.
1959 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
1960 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
1961 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
1962 update function name.
1964 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1966 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
1967 (avr_diagnose_devicespecs_error): Remove.
1968 (avr_devicespecs_file): Remove composing absolute path for specfile
1969 and its verbose info. Remove conditions to check specs-file,
1971 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1973 PR rtl-optimization/72821
1974 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
1975 just return false for them.
1977 2016-08-08 Alan Modra <amodra@gmail.com>
1980 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
1981 toc refs created during reload. Update function comment.
1983 2016-08-08 Alan Modra <amodra@gmail.com>
1986 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
1987 alternatives. Put loads first, then stores, and reg/reg moves
1988 within same class later. Delete attr length.
1990 2016-08-08 Alan Modra <amodra@gmail.com>
1993 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
1994 (mem_operand_ds_form): New predicate.
1995 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
1996 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
1997 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
1998 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
1999 (extendsfdf2_fpr): Replace o constraint with wY.
2001 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
2003 * tree-ssa-threadbackward.c: Include tree-inline.h
2004 (profitable_jump_thread_path): Use estimate_num_insns to estimate
2005 size of copied block; for cold paths reduce duplication.
2006 (find_jump_threads_backwards): Remove redundant tests.
2007 (pass_thread_jumps::gate): Enable for -Os.
2009 2016-08-07 Jakub Jelinek <jakub@redhat.com>
2012 * stor-layout.c (layout_decl): Fix up formatting.
2013 (relayout_decl): Allow DECL to be FIELD_DECL.
2015 2016-08-07 Alan Modra <amodra@gmail.com>
2017 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
2019 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2021 * data-streamer-in.c (streamer_read_wide_int): New.
2022 (streamer_read_widest_int): Renamed function.
2023 * data-streamer-out.c (streamer_write_wide_int): New
2024 (streamer_write_widest_int): Renamed function.
2025 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
2027 (input_cfg): Call renamed function.
2028 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
2030 (output_cfg): Call renamed function.
2031 * data-streamer.h: Add declarations.
2033 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2035 * tree-ssa-ccp.c (extend_mask): New param sgn.
2036 Remove ORing with wi::mask.
2037 (get_default_value): Adjust call to extend_mask to pass sign.
2038 (evaluate_stmt): Likewise.
2040 2016-08-06 Jakub Jelinek <jakub@redhat.com>
2042 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
2045 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2047 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
2048 transform if operand's type is pointer to function or method.
2050 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2052 PR tree-optimization/18046
2053 * tree-ssa-threadedge.c: Include cfganal.h.
2054 (simplify_control_statement_condition): If simplifying a
2055 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
2056 with the dominating ASSERT_EXPR before handing it off to VRP.
2057 Mention that a CASE_LABEL_EXPR may be returned.
2058 (thread_around_empty_blocks): Adjust to handle
2059 simplify_control_statement_condition() returning a
2061 (thread_through_normal_block): Likewise.
2062 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
2063 a switch statement by trying to determine which case label
2066 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
2068 PR rtl-optimization/69847
2069 * lra-constraints.c (process_invariant_for_inheritance): Save
2070 pattern instead of src.
2071 (remove_inheritance_pseudos): Use the pattern. Add assert.
2073 2016-08-05 David Malcolm <dmalcolm@redhat.com>
2075 * input.c (string_concat::string_concat): New constructor.
2076 (string_concat_db::string_concat_db): New constructor.
2077 (string_concat_db::record_string_concatenation): New method.
2078 (string_concat_db::get_string_concatenation): New method.
2079 (string_concat_db::get_key_loc): New method.
2080 (class auto_cpp_string_vec): New class.
2081 (get_substring_ranges_for_loc): New function.
2082 (get_source_range_for_substring): New function.
2083 (get_num_source_ranges_for_substring): New function.
2084 (class selftest::lexer_test_options): New class.
2085 (struct selftest::lexer_test): New struct.
2086 (class selftest::ebcdic_execution_charset): New class.
2087 (selftest::ebcdic_execution_charset::s_singleton): New variable.
2088 (selftest::lexer_test::lexer_test): New constructor.
2089 (selftest::lexer_test::~lexer_test): New destructor.
2090 (selftest::lexer_test::get_token): New method.
2091 (selftest::assert_char_at_range): New function.
2092 (ASSERT_CHAR_AT_RANGE): New macro.
2093 (selftest::assert_num_substring_ranges): New function.
2094 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
2095 (selftest::assert_has_no_substring_ranges): New function.
2096 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
2097 (selftest::test_lexer_string_locations_simple): New function.
2098 (selftest::test_lexer_string_locations_ebcdic): New function.
2099 (selftest::test_lexer_string_locations_hex): New function.
2100 (selftest::test_lexer_string_locations_oct): New function.
2101 (selftest::test_lexer_string_locations_letter_escape_1): New function.
2102 (selftest::test_lexer_string_locations_letter_escape_2): New function.
2103 (selftest::test_lexer_string_locations_ucn4): New function.
2104 (selftest::test_lexer_string_locations_ucn8): New function.
2105 (selftest::uint32_from_big_endian): New function.
2106 (selftest::test_lexer_string_locations_wide_string): New function.
2107 (selftest::uint16_from_big_endian): New function.
2108 (selftest::test_lexer_string_locations_string16): New function.
2109 (selftest::test_lexer_string_locations_string32): New function.
2110 (selftest::test_lexer_string_locations_u8): New function.
2111 (selftest::test_lexer_string_locations_utf8_source): New function.
2112 (selftest::test_lexer_string_locations_concatenation_1): New
2114 (selftest::test_lexer_string_locations_concatenation_2): New
2116 (selftest::test_lexer_string_locations_concatenation_3): New
2118 (selftest::test_lexer_string_locations_macro): New function.
2119 (selftest::test_lexer_string_locations_stringified_macro_argument):
2121 (selftest::test_lexer_string_locations_non_string): New function.
2122 (selftest::test_lexer_string_locations_long_line): New function.
2123 (selftest::test_lexer_char_constants): New function.
2124 (selftest::input_c_tests): Call the new test functions once per
2125 case within the line_table test matrix.
2126 * input.h (struct string_concat): New struct.
2127 (struct location_hash): New struct.
2128 (class string_concat_db): New class.
2129 * substring-locations.h: New header.
2131 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
2133 PR tree-optimization/72810
2134 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
2135 the type of the case labels when truncating.
2137 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2140 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2141 (aarch64_fp16_ptr_type_node): Likewise.
2142 * config/aarch64/aarch64-simd-builtins.c
2143 (aarch64_fp16_ptr_type_node): Define.
2144 (aarch64_init_fp16_types): New, refactored out of...
2145 (aarch64_init_builtins): ...here, update to call
2146 aarch64_init_fp16_types.
2147 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2149 (aapcs_vfp_sub_candidate): Likewise.
2151 2016-08-05 Martin Liska <mliska@suse.cz>
2152 Joshua Cranmer <Pidgeot18@gmail.com>
2154 * gcov.c (line_t::has_block): New function.
2155 (enum loop_type): New enum.
2156 (handle_cycle): New function.
2157 (unblock): Likewise.
2158 (circuit): Likewise.
2159 (get_cycles_count): Likewise.
2160 (accumulate_line_counts): Use new loop detection algorithm.
2162 2016-08-05 Martin Liska <mliska@suse.cz>
2164 * gcov.c (output_intermediate_file): Rename
2165 function_info::line_next to next_file_fn.
2166 (process_file): Likewise.
2167 (read_graph_file): Likewise.
2168 (accumulate_line_counts): Likewise.
2169 (output_lines): Likewise.
2171 2016-08-05 Richard Biener <rguenther@suse.de>
2173 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
2174 restriction on threading to a loop header.
2176 2016-08-05 Richard Biener <rguenther@suse.de>
2178 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
2179 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
2180 adjust loop info accordingly.
2182 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
2184 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
2185 before folding call to __builtin_constant_p with parameters to false.
2187 2016-08-05 Alan Modra <amodra@gmail.com>
2189 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
2190 code accidentally committed 2016-05-02 providing class when given
2193 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2195 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
2196 the case label ranges that partially overlap with OP's value
2199 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2203 Cast builtin function result to __mmask16 instead of __mmask8.
2204 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2205 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2206 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2208 2016-08-04 David Malcolm <dmalcolm@redhat.com>
2210 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
2211 (ASSERT_TRUE_AT): New macro.
2212 (ASSERT_FALSE): Reimplement in terms of...
2213 (ASSERT_FALSE_AT): New macro.
2214 (ASSERT_STREQ_AT): Fix typo in comment.
2216 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2218 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
2219 labels are exhaustive, designate the label with the widest
2220 range to be the default label.
2222 2016-08-04 Andrew Pinski <apinski@cavium.com>
2224 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
2225 (thunderx_tunings): Use thunderx_vector_cost instead of
2226 generic_vector_cost.
2228 2016-08-04 Martin Liska <mliska@suse.cz>
2230 * gcov.c (main): Fix GNU coding style.
2231 (output_intermediate_file): Likewise.
2232 (process_file): Likewise.
2233 (generate_results): Likewise.
2234 (release_structures): Likewise.
2235 (create_file_names): Likewise.
2236 (find_source): Likewise.
2237 (read_graph_file): Likewise.
2238 (find_exception_blocks): Likewise.
2239 (canonicalize_name): Likewise.
2240 (make_gcov_file_name): Likewise.
2241 (mangle_name): Likewise.
2242 (accumulate_line_counts): Likewise.
2243 (output_branch_count): Likewise.
2244 (read_line): Likewise.
2246 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
2248 PR rtl-optimization/71779
2249 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
2250 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
2251 or if it was truncated.
2253 PR rtl-optimization/70903
2254 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2256 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2258 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
2259 accessing SSA_NAME_PTR_INFO.
2261 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2264 * common/config/avr/avr-common.c (avr_option_optimization_table)
2265 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2267 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2270 * config/avr/avr.md: New pattern to work around do_store_flag
2271 generating shift instructions for bit extractions.
2273 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2275 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
2277 (add_equivalence): Likewise.
2278 (get_value_range): Allocate value range with vrp_value_range_pool.
2279 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
2280 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2282 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
2284 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
2285 the default for the rs6000 port.
2287 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2290 * calls.c (special_function_p): Remove special handling of
2291 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
2292 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
2293 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2295 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
2298 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
2299 Don't stop on regular insns.
2301 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
2303 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
2304 size to DImode boundary.
2305 (nvptx_propagate): Likewise.
2307 2016-08-03 Alan Modra <amodra@gmail.com>
2309 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
2310 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
2311 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
2312 from -mefficient-unaligned-vector. Note that this affects fp too.
2314 2016-08-03 Alan Modra <amodra@gmail.com>
2316 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
2319 2016-08-03 Alan Modra <amodra@gmail.com>
2321 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
2322 to a reg. Localize vars.
2324 2016-08-03 Alan Modra <amodra@gmail.com>
2326 * config/rs6000/rs6000.opt: Remove negatives from help strings
2329 2016-08-03 Alan Modra <amodra@gmail.com>
2331 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
2332 Delete duplicated code.
2334 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2337 * lra-spills.c (regno_in_use_p): New.
2338 (lra_final_code_change): Use it.
2340 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2342 PR rtl-optimization/69847
2343 * lra-int.h (struct lra-reg): Use restore_rtx instead of
2345 (lra_rtx_hash): New.
2346 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
2348 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
2349 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
2350 * lra-spills.c (lra_final_code_change): Don't delete insn when the
2351 next insn is USE with the same reg as the current insn source.
2352 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
2354 (lra_constraints_init): Call initiate_invariants.
2355 (lra_constraints_finish): Call finish_invariants.
2356 (struct invariant, invariant_t, invariant_ptr_t): New.
2357 (const_invariant_ptr_t, invariants, invariants_pool): New.
2358 (invariant_table, invariant_hash, invariant_eq_p): New.
2359 (insert_invariant, initiate_invariants, finish_invariants): New.
2360 (clear_invariants, invalid_invariant_regs): New.
2361 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
2362 instead of restore_regno.
2363 (invariant_p, process_invariant_for_inheritance): New.
2364 (inherit_in_ebb): Implement invariant inheritance.
2365 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
2366 (remove_inheritance_pseudos): Implement undoing invariant
2368 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
2369 instead of restore_regno.
2370 * lra-assigns.c (regno_live_length): New.
2371 (reload_pseudo_compare_func): Use regno_live_length.
2372 (assign_by_spills): Use restore_rtx instead of restore_regno.
2373 (lra_assign): Ditto. Initiate regno_live_length.
2375 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
2377 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
2378 __builtin_aarch64_fmindf.
2380 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2382 PR tree-optimization/34114
2383 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
2384 information for more control IVs.
2386 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2388 PR tree-optimization/34114
2389 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
2390 PLUS_EXPR case. Handle SSA_NAME case.
2392 2016-08-02 Tamar Christina <tamar.christina@arm.com>
2394 * config/aarch64/aarch64-simd-builtins.def
2395 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
2396 (__builtin_aarch64_fmaxdf): Likewise.
2397 (__builtin_aarch64_smin_nandf): Likewise.
2398 (__builtin_aarch64_smax_nandf): Likewise.
2399 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
2400 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
2401 (<fmaxmin><mode>3): ...this.
2402 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
2403 (vminnm_f64): Likewise.
2404 (vmin_f64): Likewise.
2405 (vmax_f64): Likewise.
2406 * config/aarch64/iterators.md (FMAXMIN): Merge with...
2407 (FMAXMIN_UNS): ...this.
2408 (fmaxmin): Merged with
2409 (fmaxmin_op): ...this...
2410 (maxmin_uns_op): ...in to this.
2412 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2414 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2415 Add support for vec_extract on vector float, vector int, vector
2416 short, and vector char vector types.
2417 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2418 vector float, vector int, vector short, and vector char
2419 optimizations on 64-bit ISA 2.07 systems for both constant and
2420 variable element numbers.
2421 (rs6000_split_vec_extract_var): Likewise.
2422 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
2423 Altivec registers on ISA 2.07 and above.
2424 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
2425 which never was matched due to the split occuring before register
2426 allocation (and the code would not have worked on little endian
2427 systems if it did match). Allow extracts to go to the Altivec
2428 registers if ISA 2.07 (power8). Change from using "" around the
2429 C++ code to using {}'s.
2430 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2431 vec_extracts when the vector is in memory.
2432 (vsx_extract_v4sf_var): New insn to optimize vector float
2433 vec_extracts when the element number is variable on 64-bit ISA
2435 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2436 for 64-bit ISA 2.07 as well as ISA 3.0.
2437 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2438 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2439 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2440 optimize vector int, vector short, and vector char vec_extracts
2441 when the vector is in memory.
2442 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2443 optimize vector int, vector short, and vector char vec_extracts
2444 when the element number is variable.
2446 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2449 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2450 does not overlap with other symbol flags.
2452 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2454 * config/aarch64/aarch64.h (aarch64_frame):
2455 Remove padding0 and hardfp_offset. Add locals_offset,
2456 initial_adjust, callee_adjust, callee_offset and final_adjust.
2457 * config/aarch64/aarch64.c (aarch64_layout_frame):
2458 Remove unused padding0 and hardfp_offset initializations.
2459 Choose frame layout and set frame variables accordingly.
2460 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2461 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2462 (aarch64_pop_regs): Likewise.
2463 (aarch64_expand_prologue): Remove all decision code, just emit
2464 prolog according to frame variables.
2465 (aarch64_expand_epilogue): Remove all decision code, just emit
2466 epilog according to frame variables.
2467 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2469 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2472 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2473 fix_debug_reg_uses after changing source register mode to
2474 V1TImode if source register is undefined.
2476 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2478 PR tree-optimization/71818
2479 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2480 with non invariant evolutions
2482 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2485 * config/avr/avr.md (length) [branch]: Correct insn length
2486 attribute for forward branches.
2488 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2490 * doc/extend.texi (AVR Built-in Functions): Document
2492 * config/avr/builtins.def (NOPS): New.
2493 * config/avr/avr.c (avr_expand_nops): New static function.
2494 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2496 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2498 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2499 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2502 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2504 * config/aarch64/aarch64.c (vulcan_tunings): Update
2505 vulcan L1 cache_line_size.
2507 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2509 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2510 function that takes a vector memory address, a hard register, an
2511 element number and a temporary base register, and recreates an
2512 address that points to the appropriate element within the vector.
2513 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2514 (rs6000_split_vec_extract_var): Add support for the target of a
2515 vec_extract with variable element number being a scalar memory
2517 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2519 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2520 vsx_extract_<mode>_load insn with a new insn that optimizes
2521 storing either element to a memory location, using scratch
2522 registers to pick apart the vector and reconstruct the address.
2523 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
2524 (vsx_extract_<mode>_store): Rework alternatives to more correctly
2525 support Altivec registers. Add support for ISA 3.0 Altivec d-form
2527 (vsx_extract_<mode>_var): Add support for extracting a variable
2528 element number from memory.
2530 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2532 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
2533 when testing for compares against constants of the form 0xabab.
2535 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2537 PR tree-optimization/57558
2538 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
2540 (vect_loop_versioning): Support versioning with niter assumptions.
2541 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
2542 (vect_get_loop_niters): New parameter. Reimplement to support
2543 assumptions in loop niter info.
2544 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
2545 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
2546 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
2547 Support loop versioning for niters.
2548 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
2549 (vect_free_loop_info_assumptions): New function.
2550 (vectorize_loops): Free loop niter info for loops with flag
2551 LOOP_F_ASSUMPTIONS set if vectorization failed.
2552 * tree-vectorizer.h (struct _loop_vec_info): New field
2553 num_iters_assumptions.
2554 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
2555 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
2556 (LOOP_REQUIRES_VERSIONING): New macro.
2557 (vect_free_loop_info_assumptions): New decl.
2559 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2561 * cfgloop.h (struct loop): New field constraints.
2562 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
2563 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
2565 * cfgloop.c (alloc_loop): Initialize new field.
2566 * cfgloopmanip.c (copy_loop_info): Copy constraints.
2567 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
2568 Adjust niter analysis wrto loop constraints.
2569 * doc/loop.texi (@node Number of iterations): Add description for loop
2572 2016-07-29 Marek Polacek <polacek@redhat.com>
2575 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
2576 (ix86_expand_round_builtin): Likewise.
2578 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
2579 Georg-Johann Lay <avr@gjlay.de>
2581 PR rtl-optimization/71976
2582 * combine.c (get_last_value): Return 0 if the argument for which
2583 the function is called has a wider mode than the recorded value.
2585 2016-07-29 Marek Polacek <polacek@redhat.com>
2588 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2589 (altivec_expand_st_builtin): Likewise.
2591 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2593 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
2594 introduced in r238381.
2596 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
2599 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
2600 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2602 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2604 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
2606 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2607 Add support for vec_extract of vector double or vector long having
2608 a variable element number on 64-bit ISA 2.07 systems or newer.
2609 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
2611 (rs6000_split_vec_extract_var): New function to split a
2612 vec_extract built-in function with variable element number.
2613 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
2615 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
2616 (UNSPEC_VSX_EXTRACT): Likewise.
2617 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
2618 direct move instructions to be generated on 64-bit ISA 2.07
2619 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
2621 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
2622 arguments for vec_extract variable element.
2623 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
2624 vec_extract with variable element on V2DFmode and V2DImode
2626 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
2627 -mupper-regs-df requirement, since it isn't needed.
2628 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
2629 do direct moves on 64-bit systems, which allows optimization of
2630 vec_extract on 64-bit ISA 2.07 systems and newer.
2632 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2633 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2635 * config/aarch64/aarch64.md
2636 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
2638 (<optab>qihi2_aarch64): Likewise, and split into two.
2639 (extendqihi2_aarch64): New.
2640 (zero_extendqihi2_aarch64): New.
2641 * config/aarch64/iterators.md (ldrxt): Remove.
2642 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
2645 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2647 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2649 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2651 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
2652 (aarch64_push_reg): New function to push 1 or 2 registers.
2653 (aarch64_pop_reg): New function to pop 1 or 2 registers.
2654 (aarch64_expand_prologue): Use aarch64_push_regs.
2655 (aarch64_expand_epilogue): Use aarch64_pop_regs.
2657 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
2659 PR tree-optimization/71734
2660 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
2661 attribute instead of REF_LOOP and use it.
2662 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
2663 set it for Loops having non-zero safelen attribute.
2664 (ref_indep_loop_p): Pass zero as initial value for safelen.
2666 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
2670 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
2671 call using chkp_gimple_call_builtin_p.
2672 (chkp_copy_bounds_for_assign): Likewise.
2674 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2676 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
2677 * config/arm/arm-protos.h (struct tune_params): Likewise.
2678 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
2679 (cortex_a9_sched_adjust_cost): Likewise.
2680 (fa726te_sched_adjust_cost): Likewise.
2681 (arm_adjust_cost): Likewise.
2682 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
2683 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
2684 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
2685 * config/i386/i386.c (ix86_adjust_cost): Likewise.
2686 * config/ia64/ia64.c: Likewise.
2687 * config/m68k/m68k.c: Likewise.
2688 * config/mep/mep.c (mep_adjust_cost): Likewise.
2689 * config/microblaze/microblaze.c (microblaze_adjust_cost):
2691 * config/mips/mips.c (mips_adjust_cost): Likewise.
2692 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
2694 * config/pa/pa.c (pa_adjust_cost): Likewise.
2695 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
2696 (rs6000_debug_adjust_cost): Likewise.
2697 * config/sh/sh.c (sh_adjust_cost): Likewise.
2698 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
2699 (hypersparc_adjust_cost): Likewise.
2700 (sparc_adjust_cost): Likewise.
2701 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
2702 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
2703 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
2705 * config/visium/visium.c (visium_adjust_cost): Likewise.
2706 * doc/tm.texi: Regenerate.
2707 * haifa-sched.c (dep_cost_1): Adjust.
2708 * target.def: Merge adjust_cost and adjust_cost_2.
2710 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2712 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
2714 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2716 * store-motion.c (struct st_expr): Make pattern_regs a vector.
2717 (extract_mentioned_regs): Append to a vector instead of
2718 returning a rtx_expr_list.
2719 (st_expr_entry): Adjust.
2720 (free_st_expr_entry): Likewise.
2721 (store_ops_ok): Likewise.
2722 (store_killed_in_insn): Likewise.
2723 (find_moveable_store): Likewise.
2725 2016-07-28 Martin Liska <mliska@suse.cz>
2727 PR gcov-profile/68025
2728 * tree-profile.c (tree_profiling): Respect
2729 no_profile_instrument_function attribute.
2730 * doc/extend.texi: Document no_profile_instrument_function
2733 2016-07-28 Martin Liska <mliska@suse.cz>
2735 PR rtl-optimization/70944
2736 * combine.c (make_compound_operation):
2737 Do not allow make_compound_operation for vector mode
2739 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
2742 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
2743 before calling get_ops.
2745 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2747 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
2748 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
2749 (BITS_PER_UNIT_LOG): Remove.
2750 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
2751 * expr.c (expand_assignment): Likewise.
2752 * stor-layout.c (initialize_sizetypes): Likewise.
2754 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2756 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
2757 signature of rs6000_expand_vector_extract so that the element
2758 number is a RTX instead of a constant integer.
2759 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
2761 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
2762 (altivec_expand_vec_ext_builtin): Likewise.
2763 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
2764 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
2765 MFVSRLD instruction.
2767 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2769 * input.c (get_pure_location): Move here from tree.c.
2770 (make_location): Likewise. Add header comment.
2771 (selftest::test_accessing_ordinary_linemaps): Verify
2772 pure_location_p, make_location, get_location_from_adhoc_loc and
2774 * input.h (get_pure_location): Move declaration here from tree.h.
2775 (get_finish): Likewise for inline function.
2776 (make_location): Likewise for declaration.
2777 * tree.c (get_pure_location): Move to input.c.
2778 (make_location): Likewise.
2779 * tree.h (get_pure_location): Move declaration to tree.h.
2780 (get_finish): Likewise for inline function.
2781 (make_location): Likewise for declaration.
2783 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2786 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2788 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2790 * system.h (STATIC_ASSERT): Use static_assert if building
2793 2016-07-27 Richard Biener <rguenther@suse.de>
2795 PR tree-optimization/72517
2796 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
2797 Revert change to not compute read-read dependences.
2799 2016-07-27 Richard Biener <rguenther@suse.de>
2801 * predict.c (set_even_probabilities): Make nedges unsigned.
2803 2016-07-27 Martin Liska <mliska@suse.cz>
2805 * predict.c (set_even_probabilities): Handle unlikely edges.
2806 (combine_predictions_for_bb): Likewise.
2808 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2811 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2812 __float128 support when we don't have hardware support, so that
2813 the IEEE built-in functions like isgreater, first call __unordkf3
2814 to make sure neither operand is a NaN, and if both operands are
2815 ordered, do the normal comparison.
2817 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2819 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
2821 (extract_code_and_val_from_cond_with_ops): Verify that name is
2822 either cond_op0 or cond_op1.
2824 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2826 PR tree-optimization/18046
2827 * genmodes.c (emit_mode_size_inline): Emit an assert that
2828 verifies that mode is a valid array index.
2829 (emit_mode_nuinits_inline): Likewise.
2830 (emit_mode_inner_inline): Likewise.
2831 (emit_mode_unit_size_inline): Likewise.
2832 (emit_mode_unit_precision_inline): Likewise.
2833 * tree-vrp.c: Include params.h.
2834 (find_switch_asserts): Register edge assertions for the default
2835 label which correspond to the anti-ranges of each case label.
2836 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
2837 * doc/invoke.texi: Document it.
2839 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2841 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
2842 and unnecessary call to gimple_bb.
2844 2016-07-26 Richard Biener <rguenther@suse.de>
2846 PR rtl-optimization/71984
2847 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
2850 2016-07-26 Richard Biener <rguenther@suse.de>
2853 * expmed.c (extract_bit_field_1): Constrain the vector mode
2854 with element size matching the extraction mode size when
2855 choosing a better vector mode to do the extraction from.
2857 2016-07-26 Richard Biener <rguenther@suse.de>
2858 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2861 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
2864 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2866 * tree-ssa-structalias.c (struct scc_info): Change types of
2867 members to auto_sbitmap and auto_vec.
2868 (scc_info::scc_info): New constructor.
2869 (scc_info::~scc_info): New destructor.
2870 (init_scc_info): Remove.
2871 (free_scc_info): Remove.
2872 (find_indirect_cycles): Adjust.
2873 (perform_var_substitution): Likewise.
2874 (free_var_substitution_info): Likewise.
2876 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2878 * tree-outof-ssa.c (struct elim_graph): Change type of members
2879 to auto_vec and auto_sbitmap.
2880 (elim_graph::elim_graph): New constructor.
2881 (delete_elim_graph): Remove.
2882 (expand_phi_nodes): Adjust.
2884 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2886 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
2887 (new_elim_graph): Adjust.
2888 (clear_elim_graph): Likewise.
2889 (delete_elim_graph): Likewise.
2890 (elim_graph_size): Likewise.
2891 (elim_graph_add_node): Likewise.
2892 (elim_graph_add_edge): Likewise.
2893 (elim_graph_remove_succ_edge): Likewise.
2894 (eliminate_name): Likewise.
2895 (eliminate_build): Likewise.
2896 (elim_forward): Likewise.
2897 (elim_unvisited_predecessor): Likewise.
2898 (elim_backward): Likewise.
2899 (elim_create): Likewise.
2900 (eliminate_phi): Likewise.
2901 (expand_phi_nodes): Likewise.
2903 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2905 * bt-load.c (compute_out): Use auto_sbitmap class.
2906 (link_btr_uses): Likewise.
2907 * cfganal.c (mark_dfs_back_edges): Likewise.
2908 (post_order_compute): Likewise.
2909 (inverted_post_order_compute): Likewise.
2910 (pre_and_rev_post_order_compute_fn): Likewise.
2911 (single_pred_before_succ_order): Likewise.
2912 * cfgexpand.c (pass_expand::execute): Likewise.
2913 * cfgloop.c (verify_loop_structure): Likewise.
2914 * cfgloopmanip.c (fix_bb_placements): Likewise.
2915 (remove_path): Likewise.
2916 (update_dominators_in_loop): Likewise.
2917 * cfgrtl.c (break_superblocks): Likewise.
2918 * ddg.c (check_sccs): Likewise.
2919 (create_ddg_all_sccs): Likewise.
2920 * df-core.c (df_worklist_dataflow): Likewise.
2921 * dse.c (dse_step3): Likewise.
2922 * except.c (eh_region_outermost): Likewise.
2923 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2924 * gcse.c (prune_expressions): Likewise.
2925 (prune_insertions_deletions): Likewise.
2926 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
2927 * graph.c (draw_cfg_nodes_no_loops): Likewise.
2928 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
2929 * lcm.c (compute_earliest): Likewise.
2930 (compute_farthest): Likewise.
2931 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
2932 (unroll_loop_runtime_iterations): Likewise.
2933 (unroll_loop_stupid): Likewise.
2934 * lower-subreg.c (decompose_multiword_subregs): Likewise.
2935 * lra-lives.c: Likewise.
2936 * lra.c (lra): Likewise.
2937 * modulo-sched.c (schedule_reg_moves): Likewise.
2938 (optimize_sc): Likewise.
2939 (get_sched_window): Likewise.
2940 (sms_schedule_by_order): Likewise.
2941 (check_nodes_order): Likewise.
2942 (order_nodes_of_sccs): Likewise.
2943 (order_nodes_in_scc): Likewise.
2944 * recog.c (split_all_insns): Likewise.
2945 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
2946 * reload1.c (reload): Likewise.
2947 * sched-rgn.c (haifa_find_rgns): Likewise.
2948 (split_edges): Likewise.
2949 (compute_trg_info): Likewise.
2950 * sel-sched.c (init_seqno): Likewise.
2951 * store-motion.c (remove_reachable_equiv_notes): Likewise.
2952 * tree-into-ssa.c (update_ssa): Likewise.
2953 * tree-ssa-live.c (live_worklist): Likewise.
2954 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
2955 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2957 (try_peel_loop): Likewise.
2958 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2960 * tree-ssa-pre.c (compute_antic): Likewise.
2961 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
2962 * tree-stdarg.c (reachable_at_most_once): Likewise.
2963 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
2964 * var-tracking.c (vt_find_locations): Likewise.
2966 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2968 * sbitmap.h (auto_sbitmap): New class.
2970 2016-07-26 Alan Modra <amodra@gmail.com>
2973 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2976 2016-07-25 David Malcolm <dmalcolm@redhat.com>
2978 * input.c (selftest::temp_source_file::temp_source_file): Fix
2979 missing "%s" in fprintf.
2981 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
2984 * cselib.c (cselib_process_insn): Invalidate argument slots for
2987 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2989 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
2990 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
2991 vmulxh_lane_f16, vmulxh_laneq_f16): New.
2993 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2995 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2996 * config/aarch64/aarch64.md (fma, fnma): Support HF.
2997 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
2999 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3001 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3002 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
3004 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
3005 (add<mode>3): Likewise.
3006 (sub<mode>3): Likewise.
3007 (mul<mode>3): Likewise.
3008 (div<mode>3): Likewise.
3009 (*div<mode>3): Likewise.
3010 (<fmaxmin><mode>3): Extend to HF.
3011 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
3012 (fabd<mode>3): Likewise.
3013 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
3014 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
3015 (aarch64_fmulx<mode>): Likewise.
3016 (aarch64_fac<optab><mode>): Likewise.
3017 (aarch64_frecps<mode>): Likewise.
3018 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
3019 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
3020 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
3021 (VSDQ_HSDI): Support HI.
3022 (fcvt_target, FCVT_TARGET): Likewise.
3023 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
3024 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
3025 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
3026 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
3027 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
3028 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
3029 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
3032 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3034 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
3035 * config/aarch64/aarch64-builtins.c (hi_UP): New.
3036 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3037 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
3039 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
3040 (aarch64_cm<optab><mode>): Likewise.
3041 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
3042 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
3043 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
3044 (sqrt<mode>2): Likewise.
3045 (*sqrt<mode>2): Likewise.
3046 (abs<mode>2): Likewise.
3047 (<optab><mode>hf2): New pattern for HF mode.
3048 (<optab>hihf2): Likewise.
3049 * config/aarch64/arm_neon.h: Include arm_fp16.h.
3050 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
3051 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
3053 * config/aarch64/arm_fp16.h: New file.
3054 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
3055 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
3056 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
3057 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
3058 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
3059 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
3060 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
3061 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
3062 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
3063 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
3064 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
3065 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
3068 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3070 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
3071 reduc_smin_scal_): Use VDQIF_F16.
3072 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
3073 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
3075 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
3076 * config/aarch64/iterators.md (VDQIF_F16): New.
3077 (vp): Support HF modes.
3078 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
3079 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
3081 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3083 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
3084 "*aarch64_mulx_elt_from_dup<mode>".
3085 (*aarch64_mul3_elt<mode>): Update schedule type.
3086 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
3087 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
3088 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3089 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
3090 (f, fp): Support HF modes.
3091 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
3092 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
3093 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
3094 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
3095 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
3096 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
3098 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3100 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3101 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
3103 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
3106 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3108 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3109 * config/aarch64/aarch64-simd.md
3110 (aarch64_rsqrts<mode>): Extend to HF modes.
3111 (fabd<mode>3): Likewise.
3112 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
3113 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
3114 (aarch64_<maxmin_uns>p<mode>): Likewise.
3115 (<su><maxmin><mode>3): Likewise.
3116 (<maxmin_uns><mode>3): Likewise.
3117 (<fmaxmin><mode>3): Likewise.
3118 (aarch64_faddp<mode>): Likewise.
3119 (aarch64_fmulx<mode>): Likewise.
3120 (aarch64_frecps<mode>): Likewise.
3121 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
3122 (add<mode>3): Extend to HF modes.
3123 (sub<mode>3): Likewise.
3124 (mul<mode>3): Likewise.
3125 (div<mode>3): Likewise.
3126 (*div<mode>3): Likewise.
3127 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
3129 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
3130 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
3131 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
3132 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
3133 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
3134 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
3135 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
3136 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
3137 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
3138 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
3139 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
3140 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
3141 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
3142 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
3144 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3146 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
3147 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
3148 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
3149 (neg<mode>2): Likewise.
3150 (abs<mode>2): Likewise.
3151 (<frint_pattern><mode>2): Likewise.
3152 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
3153 (<optab><VDQF:mode><fcvt_target>2): Likewise.
3154 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
3155 (ftrunc<VDQF:mode>2): Likewise.
3156 (<optab><fcvt_target><VDQF:mode>2): Likewise.
3157 (sqrt<mode>2): Likewise.
3158 (*sqrt<mode>2): Likewise.
3159 (aarch64_frecpe<mode>): Likewise.
3160 (aarch64_cm<optab><mode>): Likewise.
3161 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
3163 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
3164 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
3166 * config/aarch64/arm_neon.h (vdup_n_f16): New.
3167 (vdupq_n_f16): Likewise.
3168 (vld1_dup_f16): Use vdup_n_f16.
3169 (vld1q_dup_f16): Use vdupq_n_f16.
3170 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
3171 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
3172 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
3173 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
3174 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
3175 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
3176 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
3177 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
3178 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
3179 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
3180 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
3181 vsqrt_f16, vsqrtq_f16): New.
3183 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3185 * config/aarch64/aarch64-simd.md
3186 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
3187 (aarch64_ext<mode>): Likewise.
3188 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
3189 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
3190 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
3192 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
3194 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
3195 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
3196 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
3197 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
3198 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
3199 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
3200 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
3202 (vmov_n_f16): Reimplement using vdup_n_f16.
3203 (vmovq_n_f16): Reimplement using vdupq_n_f16..
3205 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3207 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
3208 "frame_related_p". Generate CFA annotation when it's necessary.
3209 (aarch64_expand_prologue): Use aarch64_add_constant.
3210 (aarch64_expand_epilogue): Likewise.
3211 (aarch64_output_mi_thunk): Pass "false" when calling
3212 aarch64_add_constant.
3214 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3216 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
3219 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3221 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
3222 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
3223 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
3224 (aarch64_build_constant): Delete.
3226 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
3229 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3231 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3232 flag_toplevel_reorder.
3234 2016-07-25 Richard Biener <rguenther@suse.de>
3236 * cgraph.c (cgraph_node::verify_node): Compare against builtin
3237 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
3238 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
3239 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
3240 (streamer_get_builtin_tree): Likewise.
3241 (streamer_write_builtin): Likewise.
3242 * lto-streamer.h (LTO_builtin_decl): Remove.
3243 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
3244 (lto_input_scc): Remove LTO_builtin_decl handling.
3245 (lto_input_tree_1): Liekwise.
3246 * lto-streamer-out.c (lto_output_tree_1): Remove special
3247 handling of builtins.
3248 (DFS::DFS): Likewise.
3249 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
3250 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
3252 (streamer_write_builtin): Remove.
3254 2016-07-25 Martin Liska <mliska@suse.cz>
3256 * lto-cgraph.c (input_symtab): Don't call get_working_sets
3257 if flag_auto_profile is set to true.
3259 2016-07-25 Martin Liska <mliska@suse.cz>
3261 PR gcov-profile/71868
3262 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
3263 have a function with multiple latches, count them all.
3265 2016-07-25 Martin Liska <mliska@suse.cz>
3267 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
3269 2016-07-25 Martin Liska <mliska@suse.cz>
3271 PR tree-optimization/71987
3272 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
3273 just for SSA_NAMEs. Fix GNU coding style.
3275 2016-07-25 Martin Liska <mliska@suse.cz>
3277 PR gcov-profile/64874
3278 * gcov-io.h: Update command about file format.
3279 * gcov-iov.c (main): Adapt the numbering scheme.
3281 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3284 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
3285 whose result is used in PHI.
3286 (final_range_test_p): Likewise.
3287 (maybe_optimize_range_tests): Likewise.
3289 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3292 Reformat two multi-line strings.
3294 2016-07-22 Martin Sebor <msebor@redhat.com>
3296 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
3298 2016-07-22 Martin Sebor <msebor@redhat.com>
3301 * doc/extend.texi (Compound Literals): Correct and clarify.
3302 (Cast to Union): Same.
3304 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
3306 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3307 comments to explain why certain error messages make mention of
3308 undocumented options.
3309 (rs6000_invalid_builtin): Change error messages to replace mention
3310 of undocumented options with mention of the -mcpu=power9 option
3311 that enables those undocumented options.
3312 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
3313 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
3314 definition of this macro to correct an existing error.
3315 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
3316 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
3317 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
3318 descriptions of built-in functions so that they depend on
3319 -mcpu=power9 instead of on the corresponding undocumented flags.
3320 * doc/invoke.texi (Option Summary): Remove all mention of newly
3322 (IBM RS/6000 and PowerPC Options): Likewise.
3323 * doc/md.texi (Constraints for Particuliar Machines): Remove all
3324 mention of newly undocumented flags.
3326 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
3328 * ipa-cp.c (determine_versionability): Do not create constprop clones,
3329 when target_clones attribute is set.
3331 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3333 * common.opt (funsafe-loop-optimizations): Mark ignore.
3334 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
3335 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
3337 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
3338 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
3340 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3342 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3344 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3346 (number_of_iterations_exit): Warn missed loop optimization for
3347 possible infinite loops.
3349 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
3352 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
3353 when to emit a ".machine" pseudo-op.
3355 2016-07-22 Martin Liska <mliska@suse.cz>
3357 PR gcov-profile/69028
3358 PR gcov-profile/62047
3359 * coverage.c (coverage_compute_lineno_checksum): Do not
3360 calculate checksum for fns w/o xloc.file.
3361 (coverage_compute_profile_id): Likewise.
3363 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
3365 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
3366 (avr_secondary_reload): ...and implementation.
3367 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
3368 * config/avr/avr.md (reload_in<mode>): Remove insns.
3369 (adjust_len) [lpm]: Remove insn attribute value.
3370 * config/avr/predicates.md (flash_operand): Remove insn predicate.
3372 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3375 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
3377 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
3378 * calls.c (special_function_p): Remove the special handling of the
3379 "__builtin_" prefix.
3381 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3384 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
3385 if STMT may be an alloca call.
3386 (gimple_alloca_call_p, alloca_call_p): Return only true for the
3387 builtin alloca call.
3388 * calls.h (gimple_maybe_alloca_call_p): New function.
3389 * tree-inline.c (inline_forbidden_p_stmt): Use
3390 gimple_maybe_alloca_call_p here.
3392 2016-07-21 David Malcolm <dmalcolm@redhat.com>
3394 * spellcheck-tree.c (best_macro_match::best_macro_match):
3395 Explictly specify the template arguments when invoking the base
3396 class constructor, to help older C++ compilers.
3398 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3401 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
3402 before builtin_decl_implicit.
3404 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3406 * optabs.c (emit_condiitonal_move): Short circuit for identical
3409 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3411 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
3412 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
3413 (noce_conversion_profitable_p): New.
3414 (noce_try_store_flag_constants): Use it.
3415 (noce_try_addcc): Likewise.
3416 (noce_try_store_flag_mask): Likewise.
3417 (noce_try_cmove): Likewise.
3418 (noce_try_cmove_arith): Likewise.
3419 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
3421 (noce_convert_multiple_sets): Move cost model to here, from...
3422 (bb_ok_for_noce_convert_multiple_sets) ...here.
3423 (noce_process_if_block): Update calls for above changes.
3424 (noce_find_if_block): Record new noce_if_info parameters.
3426 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3428 * target.def (max_noce_ifcvt_seq_cost): New.
3429 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3430 * doc/tm.texi: Regenerate.
3431 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3432 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3433 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3434 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3435 * doc/invoke.texi: Document new params.
3437 2016-07-21 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/71947
3440 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3441 ranges have useful limit_vr information.
3443 2016-07-21 Richard Biener <rguenther@suse.de>
3445 * function-tests.c (build_trivial_generic_function): Set
3446 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3447 * omp-low.c (create_omp_child_function): Likewise.
3448 (grid_expand_target_grid_body): Likewise.
3449 * cgraphunit.c (init_lowered_empty_function): Likewise.
3450 (cgraph_node::expand_thunk): Likewise.
3451 * tree-parloops.c (create_loop_fn): Likewise.
3452 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3454 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3456 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3459 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3461 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3462 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3463 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3464 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3465 values for insn attribute.
3466 * config/avr/avr.c (avr_out_insert_notbit): New function.
3467 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3468 ADJUST_LEN_INSV_NOTBIT_0/_7.
3469 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3471 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3473 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3474 (chrec_convert_1, chrec_convert): Ditto.
3475 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3476 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3477 * tree-vrp.c (adjust_range_with_scev): Ditto.
3478 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3479 (scev_var_range_cant_overflow): New function.
3480 (scev_probably_wraps_p): New parameter. Call above function.
3481 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3483 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3485 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3486 by removing computation of may_be_zero.
3488 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3490 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3492 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3494 Improving concepts performance and diagnostics.
3495 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3496 for constraint satisfaction and subsumption.
3497 * timevar.h (auto_timevar): New constructor that matches the push/pop
3498 pattern of usage in pt.c.
3500 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3502 * hwint.h (HOST_WIDE_INT_0): New define.
3503 (HOST_WIDE_INT_0U): Ditto.
3504 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3505 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3506 * simplify-rtx.c: Ditto.
3507 * tree-object-size.c: Ditto.
3509 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3511 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3514 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3516 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3517 * combine.c: Use HOST_WIDE_INT_M1U instead of
3518 ~(unsigned HOST_WIDE_INT) 0.
3519 * double-int.h: Ditto.
3521 * dwarf2asm.c:Ditto.
3523 * genmodes.c: Ditto.
3525 * read-rtl.c: Ditto.
3526 * tree-ssa-loop-ivopts.c: Ditto.
3527 * tree-ssa-loop-prefetch.c: Ditto.
3528 * tree-vect-generic.c: Ditto.
3529 * tree-vect-patterns.c: Ditto.
3532 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3534 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
3535 constant addresses outside [0,0xc0] into a register.
3536 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
3537 cases where the base address register is unused after.
3538 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
3539 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
3540 (avr_out_store_psi_reg_disp_tiny): Same.
3542 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3544 Implement attribute progmem on reduced Tiny cores by adding
3545 flash offset 0x4000 to respective symbols.
3548 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
3549 documentation how it works on reduced Tiny cores.
3550 (AVR Named Address Spaces): No support for reduced Tiny.
3551 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
3552 (avr_address_tiny_pm_p): New static function.
3553 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
3554 if the address is in progmem.
3555 (avr_assemble_integer): Same.
3556 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
3557 for symbol_ref in progmem.
3558 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
3559 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
3560 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
3562 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
3564 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
3565 * configure: Regenerate.
3566 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
3567 (USE_THIN_ARCHIVES): New variable.
3568 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
3569 this archive as a thin archive.
3571 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3573 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
3574 same location as last time, don't skip if we have fix-it hints.
3575 Clarify the skipping logic by converting it from one "if" clause
3576 to repeated "if" clauses.
3577 * spellcheck-tree.c: Include "cpplib.h".
3578 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
3579 (best_macro_match::best_macro_match): New constructor.
3580 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
3581 Move here from c/c-decl.c.
3582 (class best_macro_match): Move here from c/c-decl.c, converting
3583 from a typedef to a subclass, gaining a ctor.
3585 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3587 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
3588 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
3590 (avr_addr_space_diagnose_usage): ...and implementation.
3591 (avr_addr_space_supported_p): New function.
3592 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
3593 report bad address space usage if that space is supported.
3594 (avr_insert_attributes): Same. No more complain about unsupported
3596 * config/avr/avr-c.c (tm_p.h): Include it.
3597 (avr_cpu_cpp_builtins): Only define addr-space related built-in
3598 macro if avr_addr_space_supported_p.
3600 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3602 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3603 flag_toplevel_reorder.
3605 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3607 * gcc-rich-location.c
3608 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
3610 * gcc-rich-location.h
3611 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
3613 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3615 * target.def (addr_space): Add new diagnose_usage to hook vector.
3616 * targhooks.c (default_addr_space_diagnose_usage): Add default
3617 implementation and...
3618 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
3619 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
3620 is some address space, call targetm.addr_space.diagnose_usage.
3621 * doc/tm.texi.in (Named Address Spaces): Add anchor for
3622 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
3623 * doc/tm.texi: Regenerate.
3625 2016-07-20 Martin Liska <mliska@suse.cz>
3628 * graphite-isl-ast-to-gimple.c (later_of_the_two):
3629 Properly handly PHI stmts.
3631 2016-07-20 Bin Cheng <bin.cheng@arm.com>
3633 PR tree-optimization/71503
3634 PR tree-optimization/71683
3635 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
3638 2016-07-20 Martin Liska <mliska@suse.cz>
3640 * doc/invoke.texi (-fipa-ra): Document when the option is
3641 disabled. Fix a typo.
3643 2016-07-20 Martin Liska <mliska@suse.cz>
3645 * Makefile.in: Include fibonacci_heap.c
3646 * fibonacci_heap.c: New file.
3647 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
3648 (fibonacci_heap::union_with): Fix deletion of the second heap.
3649 * selftest-run-tests.c (selftest::run_tests): Incorporate
3650 fibonacci heap tests.
3651 * selftest.h: Declare fibonacci_heap_c_tests.
3653 2016-07-20 Martin Liska <mliska@suse.cz>
3655 * selftest-run-tests.c (selftest::run_tests): New function.
3656 * selftest.h (sreal_c_tests): Declare.
3657 * sreal.c (sreal_verify_basics): New function.
3658 (verify_aritmetics): Likewise.
3659 (sreal_verify_arithmetics): Likewise.
3660 (verify_shifting): Likewise.
3661 (sreal_verify_shifting): Likewise.
3662 (void sreal_c_tests): Likewise.
3664 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3666 PR rtl-optimization/71916
3667 * cfgrtl.c (contains_no_active_insn_p): Return false also for
3668 bb which have a single succ fake edge.
3670 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
3673 * dwarf2out.c (gen_subprogram_die): Only call
3674 gen_unspecified_parameters_die while dumping early dwarf.
3676 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3679 * gimple-fold.c (fold_builtin_memory_op): Use
3680 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
3682 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
3684 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
3685 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
3686 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
3687 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
3691 * double-int.c: Ditto.
3693 * dwarf2out.c: Ditto.
3696 * fold-const.c: Ditto.
3697 * function.c: Ditto.
3699 * genmodes.c: Ditto.
3703 * loop-doloop.c: Ditto.
3704 * loop-invariant.c: Ditto.
3711 * simplify-rtx.c: Ditto.
3712 * stor-layout.c: Ditto.
3714 * tree-ssa-loop-ivopts.c: Ditto.
3715 * tree-vect-generic.c: Ditto.
3716 * tree-vect-patterns.c: Ditto.
3721 * wide-int-print.cc: Ditto.
3722 * wide-int.cc: Ditto.
3723 * wide-int.h: Ditto.
3725 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3727 * selftest.c (selftest::assert_streq): Handle NULL values of
3728 val_actual and val_expected.
3730 2016-07-19 Martin Jambor <mjambor@suse.cz>
3733 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
3734 rather than cgraph_create_node to get a call graph node.
3736 2016-07-19 Richard Biener <rguenther@suse.de>
3738 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
3739 handle all tcc_constant bases and valueize SSA names.
3740 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
3743 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3745 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
3746 the flags of the exit block and bb2, not just the entry block.
3748 2016-07-19 Richard Biener <rguenther@suse.de>
3750 PR tree-optimization/71901
3751 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
3752 align member, group stuff with the bitfield.
3753 (vn_ref_op_align_unit): New inline.
3754 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
3755 record element alignment and operand 3 unchanged.
3756 (ao_ref_init_from_vn_reference): Adjust.
3757 (valueize_refs_1): Likewise.
3758 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3760 2016-07-19 Richard Biener <rguenther@suse.de>
3762 PR tree-optimization/71908
3763 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
3764 symbolic constants in a more reliable way.
3766 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
3768 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
3770 (vect_update_inits_of_drs): Likewise.
3771 (vect_create_cond_for_alias_checks): Likewise.
3772 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
3774 2016-07-19 Richard Biener <rguenther@suse.de>
3777 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
3778 with an abstract origin that is not an inlined function outer
3779 scope add a self-reference as abstract origin.
3780 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
3782 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3785 * config/rs6000/rs6000.c (rs6000_function_value): Fix
3786 unintentional System V.4 structure return breakage for structures
3787 with a single floating point element.
3789 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3791 PR tree-optimization/71734
3792 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
3793 contains REF, use it to check safelen, assume that safelen value
3794 must be greater 1, fix style.
3795 (ref_indep_loop_p_2): Add REF_LOOP argument.
3796 (ref_indep_loop_p): Pass LOOP as additional argument to
3799 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3801 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
3802 allocation in the prologue.
3803 * explow.c (get_dynamic_stack_base): New function to return an address
3804 expression for the dynamic stack base.
3805 (get_dynamic_stack_size): New function to do the required dynamic stack
3806 space size calculations.
3807 (allocate_dynamic_stack_space): Use new functions.
3808 (align_dynamic_address): Move some code from
3809 allocate_dynamic_stack_space to new function.
3810 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
3812 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3814 * config/s390/s390.c (s390_encode_section_info): Always set
3815 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
3818 2016-07-18 Richard Biener <rguenther@suse.de>
3820 PR tree-optimization/71893
3821 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
3822 for sizetype cast added by array_ref_element_size.
3823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3825 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
3827 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
3828 register parameters. Remove code to initialize argument pointer
3829 on TARGET_64BIT. Optimize call to _mcount when it can be reached
3830 using a pc-relative branch. Cleanup conditional code.
3831 * config/pa/pa.md (call_mcount): New expander.
3832 (call_mcount_nonpic): New insn.
3833 (call_mcount_pic): New insn and split.
3834 (call_mcount_pic_post_reload): New insn.
3835 (call_mcount_64bit): New insn and split.
3836 (call_mcount_64bit_post_reload): New insn.
3838 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3840 * config/avr/predicates.md (const_m255_to_m1_operand): New.
3841 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
3842 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
3843 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
3844 (*usum_widenqihi3, *udiff_widenqihi3)
3845 (*addhi3_zero_extend.const): New combiner insns.
3846 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
3847 just 1 bit is affected.
3848 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
3849 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
3851 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
3853 * omp-low.c (lower_omp_target): Mark data clauses with
3854 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
3855 zero-length subarrays.
3857 2016-07-15 Richard Biener <rguenther@suse.de>
3859 PR tree-optimization/71881
3860 * tree-loop-distribution.c (destroy_loop): Remove blocks in
3861 reverse DOM order to make debug temp generation happy.
3863 2016-07-15 Richard Biener <rguenther@suse.de>
3865 PR tree-optimization/71887
3866 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
3867 verify it is not zero for division / modulo handling.
3868 (value_replacement): Adjust.
3870 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
3871 Julian Brown <julian@codesourcery.com>
3873 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
3874 * config/aarch64/aarch64-cost-tables.h
3875 (vulcan_extra_costs): New variable.
3876 * config/aarch64/aarch64.c
3877 (vulcan_addrcost_table): Likewise.
3878 (vulcan_regmove_cost): Likewise.
3879 (vulcan_vector_cost): Likewise.
3880 (vulcan_branch_cost): Likewise.
3881 (vulcan_tunings): Likewise.
3883 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
3885 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
3886 (output_in_order): Loop over undefined variables too. Output them
3887 via assemble_undefined_decl. Skip variables that correspond to hard
3888 registers or have value-exprs.
3889 * varpool.c (symbol_table::output_variables): Handle undefined
3890 variables together with defined ones.
3892 2016-07-15 Richard Biener <rguenther@suse.de>
3894 * tree-ssa-pre.c (get_representative_for): Make sure to return
3895 the value number of SSA names.
3896 (phi_translate_1): get_representative_for cannot return NULL.
3897 (do_pre_regular_insertion): Remove redundant call to
3898 fully_constant_expression.
3899 (do_pre_partial_partial_insertion): Likewise.
3901 2016-07-15 Bin Cheng <bin.cheng@arm.com>
3903 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
3904 (derive_simple_iv_with_niters): New function.
3905 (simple_iv): Rewrite using simple_iv_with_niters.
3906 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
3907 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3909 (number_of_iterations_exit): Rewrite using above function.
3910 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3913 2016-07-15 Richard Biener <rguenther@suse.de>
3915 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
3918 2016-07-14 Jakub Jelinek <jakub@redhat.com>
3920 PR tree-optimization/71872
3921 * tree-data-ref.c (get_references_in_stmt): Ignore references
3922 with is_gimple_constant get_base_address.
3924 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3926 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
3927 (TARGET_HAVE_LDACQD): New macro.
3928 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
3929 than TARGET_HAVE_LDACQ.
3930 (arm_load_acquire_exclusivedi): Likewise.
3931 (arm_store_release_exclusivedi): Likewise.
3933 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3935 PR rtl-optimization/71878
3936 * lra-constraints.c (match_reload): Pass information about other
3937 output operands. Create new unique register value if matching input
3938 operand shares same register value as output operand being considered.
3939 (curr_insn_transform): Record output operands already processed.
3941 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3944 PR tree-optimization/70923
3945 * tree-vect-patterns.c: Include mult-synthesis.h.
3946 (target_supports_mult_synth_alg): New function.
3947 (synth_lshift_by_additions): Likewise.
3948 (apply_binop_and_append_stmt): Likewise.
3949 (vect_synth_mult_by_constant): Likewise.
3950 (target_has_vecop_for_code): Likewise.
3951 (vect_recog_mult_pattern): Use above functions to synthesize vector
3952 multiplication by integer constants.
3954 2016-07-14 Alan Modra <amodra@gmail.com>
3956 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
3957 gpr alternatives. Correct '*' placement on Y,r alternative.
3958 Add '*' on operand 1 of r,r alternative.
3960 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3962 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
3963 * expmed.h: ... Here.
3965 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
3967 * gimple.h (stmt_can_terminate_bb_p): New function.
3968 * tree-cfg.c (need_fake_edge_p): Rename to ...
3969 (stmt_can_terminate_bb_p): ... this; return true if stmt can
3970 throw external; handle const and pure calls.
3971 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
3973 2016-07-14 Richard Biener <rguenther@suse.de>
3975 PR tree-optimization/71866
3976 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
3977 (do_hoist_insertion): Avoid endless recursion when we
3978 didn't insert anything because we managed to simplify
3979 things down to a constant or SSA name.
3980 (fully_constant_expression): Re-write in terms of ...
3981 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
3982 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
3983 vn_nary_build_or_lookup_1.
3984 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
3985 (vn_nary_build_or_lookup): ... this which now wraps it.
3987 2016-07-14 Alan Modra <amodra@gmail.com>
3990 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
3991 with p9_vector override before power9-dform override.
3993 2016-07-13 Andi Kleen <ak@linux.intel.com>
3995 * value-prof.c (gimple_value_profile_transformations): Don't run
3996 when auto_profile is on.
3998 2016-07-13 Andi Kleen <ak@linux.intel.com>
4000 * auto-profile.c (update_inlined_ind_target,
4001 afdo_indirect_call): Print information to dump file.
4003 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
4005 * genrecog.c (special_predicate_operand_p): New function.
4006 (predicate_name): Move function.
4007 (validate_pattern): Don't warn about missing mode for all
4008 define_special_predicate predicates.
4010 2016-07-13 Bin Cheng <bin.cheng@arm.com>
4012 * tree-vect-data-refs.c (vect_no_alias_p): New function.
4013 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
4014 resolve alias checks which are known at compilation time.
4015 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
4016 alias checks are resolved. Move dump info for too many runtime
4017 alias checks to here...
4018 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
4020 2016-07-13 Richard Biener <rguenther@suse.de>
4022 PR tree-optimization/24574
4023 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
4024 position and add shift, rotate, divison and modulo support
4026 (value_replacement): Pass in argument position to absorbing_element_p.
4028 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
4031 * ipa-inline-transform.c (inline_call): Support
4032 instrumented thunks.
4034 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4036 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
4037 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
4039 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
4040 Baseline. Make initial alternative TARGET_32BIT only.
4041 (udivsi3): Likewise.
4042 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
4043 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
4046 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4048 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
4049 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
4050 availability with TARGET_HAVE_MOVT.
4051 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
4052 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
4053 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
4055 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
4056 extra instruction if MOVW is available. Use a cost variable
4057 incremented by COSTS_N_INSNS (1) when the condition match rather than
4058 returning an arithmetic expression based on COSTS_N_INSNS. Make
4059 constant with bottom half word zero cost 2 instruction if MOVW is
4061 * config/arm/arm.md (define_attr "arch"): Add v8mb.
4062 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
4063 target is ARMv8-M Baseline.
4064 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
4065 (arm_movtas_ze): Likewise.
4066 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
4067 alternative for constants satisfying j constraint.
4068 (thumb1_movsi_insn): Likewise.
4069 (movsi splitter for K alternative): Tighten condition to not trigger
4070 if movt is available and j constraint is satisfied.
4071 (Pe immediate splitter): Likewise.
4072 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
4073 constant fitting in an halfword to use MOVW.
4074 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
4077 2016-07-13 Richard Biener <rguenther@suse.de>
4080 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
4081 gimplifying the LHS. Make sure to gimplify a returning twice
4082 call LHS without using SSA names.
4084 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4086 * tree-data-ref.c (find_data_references_in_stmt): Remove
4087 unnecessary call to vec::release.
4088 (graphite_find_data_references_in_stmt): Likewise.
4089 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
4090 * tree-vect-stmts.c (vectorizable_condition): Likewise.
4092 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4094 * cfgexpand.c (expand_used_vars): Make the type of a local
4096 * genmatch.c (lower_for): Likewise.
4097 * haifa-sched.c (haifa_sched_init): Likewise.
4098 (add_to_speculative_block): Likewise.
4099 (create_check_block_twin): Likewise.
4100 * predict.c (handle_missing_profiles): Likewise.
4101 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
4102 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
4103 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
4105 (maybe_lower_iteration_bound): Likewise.
4106 * tree-ssa-sccvn.c (DFS): Likewise.
4107 * tree-stdarg.c (reachable_at_most_once): Likewise.
4108 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
4109 (vectorizable_store): Likewise.
4111 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4113 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
4114 (sccvn_dom_walker): make cond_stack an auto_vec.
4116 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4118 * ree.c (struct ext_state): Make type of members auto_vec.
4119 (find_and_remove_re): Adjust.
4121 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4123 * cfgexpand.c (struct stack_vars_data): Make type of fields
4125 (expand_used_vars): Adjust.
4127 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4129 * ipa.c (record_cdtor_fn): Adjust.
4130 (build_cdtor_fns): Likewise.
4131 (ipa_cdtor_merge): Make static_ctors and static_dtors local
4134 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4136 * genextract.c (struct accum_extract): Add constructor and make
4140 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4142 * tree.c (struct free_lang_data_d): Add constructor and change
4143 types of members to ones that automatically manage resources.
4144 (fld_worklist_push): Adjust.
4145 (find_decls_types): Likewise.
4146 (find_decls_types_in_eh_region): Likewise.
4147 (free_lang_data_in_cgraph): Stop manually creating and
4148 destroying members of free_lang_data_d.
4150 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
4152 PR rtl-optimization/68961
4153 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
4154 peephole variant. Use sse_reg_operand predicates.
4156 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/predicates.md (x86_64_immediate_operand)
4159 <case CONST_INT>: Remove unneeded truncation to DImode.
4160 <case CONST>: Ditto.
4161 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4163 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4166 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
4167 The xxperm and xxpermr instructions require that the 2nd input
4168 operand overlap with the output operand, and not the 1st.
4169 (altivec_vperm_v8hiv16qi): Likewise.
4170 (altivec_vperm_<mode>_uns_internal): Likewise.
4171 (altivec_vpermr_<mode>_internal): Likewise.
4172 (vperm_v8hiv4si): Likewise.
4173 (vperm_v16qiv8hi): Likewise.
4175 2016-07-12 Nathan Sidwell <nathan@acm.org>
4177 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
4178 when -mno-pic-data-is-text-relative is in effect, by default.
4179 * doc/invoke.texi (mpic-data-is-text-relative): Document new
4180 behavior and clarify.
4182 2016-07-12 Martin Liska <mliska@suse.cz>
4184 * params.def: Add avg-loop niter.
4185 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
4186 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
4187 * doc/invoke.texi: Document the new parameter.
4189 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4192 * expr.c (store_constructor): Mask sign-extended bits when widening
4193 sub-word constructor element at the start of a word.
4195 2016-07-12 Martin Liska <mliska@suse.cz>
4197 * Makefile.in: Append rule for params-options.h.
4198 * params-options.h: New file.
4200 2016-07-12 Martin Liska <mliska@suse.cz>
4202 * ira-build.c (mark_loops_for_removal): Properly iterate
4205 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
4206 Richard Biener <rguenther@suse.de>
4208 PR tree-optimization/23286
4209 PR tree-optimization/70159
4210 * doc/invoke.texi: Document -fcode-hoisting.
4211 * common.opt (fcode-hoisting): New flag.
4212 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
4213 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
4214 (do_regular_insertion): Rename to ...
4215 (do_pre_regular_insertion): ... this and amend general comments
4216 on insertion strathegy.
4217 (do_partial_partial_insertion): Rename to ...
4218 (do_pre_partial_partial_insertion): ... this.
4219 (do_hoist_insertion): New function.
4220 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
4221 and call do_hoist_insertion properly.
4223 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
4224 (pass_pre::execute): Register hoist_insert stats.
4226 2016-07-12 Jakub Jelinek <jakub@redhat.com>
4229 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
4230 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
4231 is different from mode's bitsize. Small cleanup.
4233 2016-07-12 Richard Biener <rguenther@suse.de>
4235 PR rtl-optimization/68961
4236 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
4237 to simplify to a non-constant.
4239 2016-07-11 Jakub Jelinek <jakub@redhat.com>
4242 * omp-low.c (expand_omp_target): Gimplify device.
4244 PR tree-optimization/71823
4245 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
4246 to get vec_oprnds2 from op2.
4248 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
4250 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
4251 Hoist common subexpressions.
4252 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4254 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4257 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
4258 prevent generation of 'stxsiwx' on pre Power8 hardware.
4260 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4262 * input.c: Include cpplib.h.
4263 (selftest::temp_source_file): New class.
4264 (selftest::temp_source_file::temp_source_file): New ctor.
4265 (selftest::temp_source_file::~temp_source_file): New dtor.
4266 (selftest::should_have_column_data_p): New function.
4267 (selftest::test_should_have_column_data_p): New function.
4268 (selftest::temp_line_table): New class.
4269 (selftest::temp_line_table::temp_line_table): New ctor.
4270 (selftest::temp_line_table::~temp_line_table): New dtor.
4271 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
4272 it to create a temp_line_table.
4273 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
4274 locations that are known to have column data.
4275 (selftest::line_table_case): New struct.
4276 (selftest::test_reading_source_line): Move tempfile handling
4277 to class temp_source_file.
4278 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
4279 (selftest::assert_token_loc_eq): New function.
4280 (ASSERT_TOKEN_LOC_EQ): New macro.
4281 (selftest::test_lexer): New function.
4282 (selftest::boundary_locations): New array.
4283 (selftest::input_c_tests): Call test_should_have_column_data_p.
4284 Loop over a test matrix of interesting values of location and
4285 default_range_bits, calling test_lexer on each case in the matrix.
4286 Move call to test_accessing_ordinary_linemaps into the matrix.
4287 * selftest.h (ASSERT_EQ): Reimplement in terms of...
4288 (ASSERT_EQ_AT): New macro.
4290 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
4293 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
4294 Don't convert TImode in debug insn.
4296 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4298 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
4299 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
4300 (tree_type_common::lang_flag_7): New.
4301 (tree_type_common::spare): Reduce size.
4302 * tree.h (TYPE_ALIGN_OK): Remove.
4303 (TYPE_LANG_FLAG_7): New.
4304 (get_inner_reference): Adjust header.
4305 * print-tree.c (print_node): Adjust.
4306 * expr.c (get_inner_reference): Remove parameter keep_aligning.
4307 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
4308 calls to get_inner_reference.
4309 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
4310 handling of TYPE_ALIGN_OK.
4311 * builtins.c (get_object_alignment_2): Adjust call to
4312 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
4313 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
4315 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
4316 * cfgexpand.c (expand_debug_expr): Likewise.
4317 * dbxout.c (dbxout_expand_expr): Likewise.
4318 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
4319 loc_list_from_tree, fortran_common): Likewise.
4320 * fold-const.c (optimize_bit_field_compare,
4321 decode_field_reference, fold_unary_loc, fold_comparison,
4322 split_address_to_core_and_offset): Likewise.
4323 * gimple-laddress.c (execute): Likewise.
4324 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
4325 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
4326 * hsa-gen.c (gen_hsa_addr): Likewise.
4327 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
4328 * tsan.c (instrument_expr): Likewise.
4329 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
4330 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
4331 * tree-affine.c (tree_to_aff_combination,
4332 get_inner_reference_aff): Adjust calls to get_inner_reference.
4333 * tree-data-ref.c (split_constant_offset_1,
4334 dr_analyze_innermost): Likewise.
4335 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
4336 * tree-sra.c (ipa_sra_check_caller): Likewise.
4337 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
4338 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
4339 bswap_replace): Likewise.
4340 * tree-vect-data-refs.c (vect_check_gather,
4341 vect_analyze_data_refs): Likewise.
4342 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
4343 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
4346 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4348 * Makefile.in (selftest-valgrind): New phony target.
4349 * function-tests.c (selftest::build_cfg): Delete pass instances
4350 created by the test.
4351 (selftest::convert_to_ssa): Likewise.
4352 (selftest::test_expansion_to_rtl): Likewise.
4353 * tree-cfg.c (selftest::test_linear_chain): Release dominator
4355 (selftest::test_diamond): Likewise.
4357 2016-07-11 Richard Biener <rguenther@suse.de>
4359 PR tree-optimization/71816
4360 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
4361 than replacing all of its operands.
4363 2016-07-11 Alan Modra <amodra@gmail.com>
4365 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
4366 (ctr<mode>): Add unspec.
4367 (ctr<mode>_internal*): Likewise.
4369 2016-07-08 James Bowman <james.bowman@ftdichip.com>
4371 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
4372 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
4374 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
4376 PR rtl-optimization/71621
4377 * lra-constraints.c (process_alt_operands): Check combination of
4380 2016-07-08 Jason Merrill <jason@redhat.com>
4381 Richard Biener <rguenther@suse.de>
4383 P0145: Refining Expression Order for C++.
4384 * gimplify.c (initial_rhs_predicate_for): New.
4385 (gimplfy_modify_expr): Gimplify RHS before LHS.
4387 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4390 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4391 Allow standard error handling to take over when a wrong number
4392 of arguments is presented to __builtin_vec_ld () or
4393 __builtin_vec_st ().
4395 2016-07-08 Jiong Wang <jiong.wang@arm.com>
4397 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
4402 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
4403 __builtin_aarch64_fmaxv2sf.
4404 (vmaxnmq_f32): Likewise.
4405 (vmaxnmq_f64): Likewise.
4406 (vminnm_f32): Likewise.
4407 (vminnmq_f32): Likewise.
4408 (vminnmq_f64): Likewise.
4410 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4413 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
4414 enable -mfloat128-hardware by default.
4415 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
4416 that IEEE 128-bit hardware support needs.
4417 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4418 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
4419 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
4420 floating point requires.
4421 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4422 -mfloat128 and -mfloat128-hardware changes.
4424 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4426 PR tree-optimization/71667
4427 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4429 2016-07-08 Martin Liska <mliska@suse.cz>
4432 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4433 folding produces SAVE_EXPRs, thus return false for the type.
4435 2016-07-07 Martin Liska <mliska@suse.cz>
4437 * file-find.c (remove_prefix): New function.
4438 * file-find.h (remove_prefix): Declare the function.
4439 * gcc-ar.c (main): Skip a folder of the wrapper if
4440 a wrapped binary would point to the same file.
4442 2016-07-07 Jan Hubicka <jh@suse.cz>
4444 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4445 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4446 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4448 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4451 * ipa-inline-analysis.c (compute_inline_parameters): Set
4452 local.can_change_signature to false for intrumentation
4455 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4457 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4458 with TARGET_HAVE_MOVT.
4459 (TARGET_HAVE_MOVT): Define.
4460 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4461 availability with TARGET_HAVE_MOVT.
4462 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4464 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4466 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4467 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4468 * config/arm/constraints.md (define_constraint "j"): Use
4469 TARGET_HAVE_MOVT to check MOVT availability.
4471 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4473 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4475 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4477 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4478 (armv8-m.main): Likewise.
4479 (armv8-m.main+dsp): Likewise.
4480 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4481 (FL_FOR_ARCH8M_MAIN): Likewise.
4482 * config/arm/arm-tables.opt: Regenerate.
4483 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4484 armv8-m.main+dsp to BE8_LINK_SPEC.
4485 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4486 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4487 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4488 Baseline and Mainline.
4489 (arm_option_override_internal): Also disable arm_restrict_it when
4490 !arm_arch_notm. Update comment for -munaligned-access to also cover
4492 (arm_file_start): Increase buffer size for printing architecture name.
4493 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4494 and armv8-m.main+dsp.
4495 (mno-unaligned-access): Clarify that this is disabled by default for
4496 ARMv8-M Baseline architectures as well.
4498 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4500 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4501 decide whether to prevent some libgcc routines being included for some
4502 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4503 link between this condition and the one in
4504 libgcc/config/arm/lib1func.S.
4506 2016-07-07 Richard Biener <rguenther@suse.de>
4508 * tree-ssa-pre.c: Include alias.h.
4509 (compute_avail): If we have multiple VN_REFERENCEs with the
4510 same hashtable entry adjust that to make it a valid replacement
4511 for all of them with respect to alignment and aliasing
4512 when doing insertion.
4513 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4514 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4516 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4520 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4521 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
4524 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4526 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
4527 (adjust_mems): Adjust.
4528 (adjust_insn): Likewise.
4529 (prepare_call_arguments): Likewise.
4531 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4533 * gcse.c (struct ls_expr): Make stores field a vector.
4534 (ldst_entry): Adjust.
4535 (free_ldst_entry): Likewise.
4536 (print_ldst_list): Likewise.
4537 (compute_ld_motion_mems): Likewise.
4538 (update_ld_motion_stores): Likewise.
4540 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4542 * gcse.c (struct ls_expr): Remove loads field.
4543 (ldst_entry): Adjust.
4544 (free_ldst_entry): Likewise.
4545 (print_ldst_list): Likewise.
4546 (compute_ld_motion_mems): Likewise.
4548 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4550 * store-motion.c (struct st_expr): Make antic_stores a vector.
4551 (st_expr_entry): Adjust.
4552 (free_st_expr_entry): Likewise.
4553 (print_store_motion_mems): Likewise.
4554 (find_moveable_store): Likewise.
4555 (compute_store_table): Likewise.
4556 (remove_reachable_equiv_notes): Likewise.
4557 (replace_store_insn): Likewise.
4558 (build_store_vectors): Likewise.
4560 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4562 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
4563 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
4565 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4567 PR tree-optimization/71518
4568 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
4569 misalign also for outer loops with negative step.
4571 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
4573 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
4574 (cortex_a53_shift): Add mov_shift.
4575 (cortex_a53_shift_reg): Add new reservation for register shifts.
4576 (cortex_a53_alu): Remove bfm.
4577 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
4578 (cortex_a53_alu_extr): Add new reservation for EXTR.
4579 (bypasses): Improve bypass modelling.
4581 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4584 * config/avr/avr.c (avr_asm_select_section): Strip off
4585 SECTION_DECLARED from flags when calling get_section.
4587 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4589 * tree-vectorizer.h (vect_memory_access_type): Add
4590 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
4591 * tree-vect-stmts.c (compare_step_with_zero): New function.
4592 (perm_mask_for_reverse): Move further up file.
4593 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
4595 (get_negative_load_store_type): New function.
4596 (get_load_store_type): Call it. Add an ncopies argument.
4597 (vectorizable_mask_load_store): Update call accordingly and
4598 remove tests for negative steps.
4599 (vectorizable_store, vectorizable_load): Likewise. Handle new
4600 memory_access_types.
4602 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4604 * tree-vectorizer.h (vect_memory_access_type): New enum.
4605 (_stmt_vec_info): Add a memory_access_type field.
4606 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
4607 (vect_model_store_cost): Take an access type instead of a boolean.
4608 (vect_model_load_cost): Likewise.
4609 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
4610 vect_model_store_cost and vect_model_load_cost.
4611 * tree-vect-stmts.c (vec_load_store_type): New enum.
4612 (vect_model_store_cost): Take an access type instead of a
4613 store_lanes_p boolean. Simplify tests.
4614 (vect_model_load_cost): Likewise, but for load_lanes_p.
4615 (get_group_load_store_type, get_load_store_type): New functions.
4616 (vectorizable_store): Use get_load_store_type. Record the access
4617 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
4618 (vectorizable_load): Likewise.
4619 (vectorizable_mask_load_store): Likewise. Replace is_store
4620 variable with vls_type.
4622 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4624 * tree-vectorizer.h (vect_grouped_load_supported): Add a
4625 single_element_p parameter.
4626 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
4627 Check the PR65518 case here rather than in vectorizable_load.
4628 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
4629 * tree-vect-stmts.c (vectorizable_load): Likewise.
4631 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4633 * tree-vectorizer.h (gather_scatter_info): New structure.
4634 (vect_check_gather_scatter): Return a bool rather than a decl.
4635 Replace return-by-pointer arguments with a single
4636 gather_scatter_info *.
4637 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
4638 (vect_analyze_data_refs): Update call accordingly.
4639 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
4640 (vectorizable_mask_load_store): Likewise. Also record the
4641 offset dt and vectype in the gather_scatter_info.
4642 (vectorizable_store): Likewise.
4643 (vectorizable_load): Likewise.
4645 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4647 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
4648 strided groups, use the cost of N scalar accesses instead
4649 of ncopies vector accesses.
4650 (vect_model_load_cost): Likewise.
4652 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4654 * tree-vect-stmts.c (vect_cost_group_size): Delete.
4655 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
4656 variable to indicate when once-per-group costs are being used.
4657 (vect_model_load_cost): Likewise. Fix comment and misindented code.
4659 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4661 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
4662 peeling-for-gaps condition.
4664 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4666 * config/s390/s390.c (s390_expand_vec_init): Force initializer
4667 element to register if it doesn't match general_operand.
4669 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4670 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4672 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
4674 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
4675 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
4676 (SIGNBIT): New mode iterator.
4677 (Fsignbit): New mode attribute.
4678 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
4679 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
4680 when direct moves are available.
4681 (signbit<mode>2_dm): New define_insn_and_split).
4682 (signbit<mode>2_dm2): New define_insn.
4684 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4686 PR rtl-optimization/71594
4687 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
4688 into subregs of appropriate mode before trying to emit a conditional
4691 2016-07-05 Jan Hubicka <jh@suse.cz>
4693 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
4694 (simple_iv): Use it.
4696 2016-07-05 Jan Hubicka <jh@suse.cz>
4698 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
4700 2016-07-05 Jiong Wang <jiong.wang@arm.com>
4702 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
4705 2016-07-05 Jan Hubicka <jh@suse.cz>
4707 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
4710 2016-07-05 Richard Biener <rguenther@suse.de>
4712 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
4713 Handle empty else block.
4714 (is_feasible_trace): Likewise.
4715 (split_paths): Likewise.
4717 2016-07-05 Richard Biener <rguenther@suse.de>
4719 * tree-loop-distribution.c (distribute_loop): Fix issue with
4720 the cost model loop.
4722 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
4724 * config/arm/neon-testgen.ml: Delete.
4725 * config/arm/neon.ml: Delete.
4727 2016-07-04 Jakub Jelinek <jakub@redhat.com>
4730 * tree.c (attribute_value_equal): Use get_attribute_name instead of
4731 directly using TREE_PURPOSE.
4733 2016-07-04 Jiong Wang <jiong.wang@arm.com>
4735 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
4736 * config/aarch64/aarch64_neon.h: Likewise.
4737 * config/aarch64/arm_neon.h: Likewise.
4738 * config/aarch64/atomics.md: Likewise.
4739 * config/aarch64/aarch64-simd-builtins.def: Likewise.
4740 * doc/invoke.texi: Likewise.
4742 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4744 * config/s390/s390.md: Add "z13" cpu_facility.
4745 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
4746 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
4747 condition" type instructions.
4749 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4750 Jeff Law <law@redhat.com>
4752 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
4753 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
4755 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
4757 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
4758 permutation for TARGET_AVX512F.
4759 (ix86_expand_vec_one_operand_perm_avx512): New function.
4760 (expand_vec_perm_1): Invoke introduced function.
4761 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4762 it may be not valid after vectorization.
4764 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4767 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
4768 typo in comment. Only force to memory if it is a weak
4771 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
4772 Jiong Wang <jiong.wang@arm.com>
4774 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
4775 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
4776 (AARCH64_FL_F16): New.
4777 (AARCH64_FL_FOR_ARCH8_2): New.
4778 (AARCH64_ISA_8_2): New.
4779 (AARCH64_ISA_F16): New.
4780 (TARGET_FP_F16INST): New.
4781 (TARGET_SIMD_F16INST): New.
4782 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
4783 ("fp"): Disabling "fp" also disables "fp16".
4784 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
4785 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
4786 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
4787 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
4789 2016-07-04 Jan Beulich <jbeulich@suse.com>
4791 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
4793 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4796 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
4797 the insns, use an insn form that does not adjust the offset on
4798 little endian systems.
4800 2016-07-01 Jan Beulich <jbeulich@suse.com>
4802 * varasm.c (get_variable_section): Validate initializer in
4803 named .bss-like sections.
4805 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4807 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
4808 Exchange the order of the second and third operands in the vpermr
4809 instruction tmeplate.
4811 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
4814 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
4815 Disallow TDmode values.
4817 2016-07-01 Alan Modra <amodra@gmail.com>
4819 PR rtl-optimization/71709
4820 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
4821 being set, not referenced.
4823 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
4825 PR tree-optimization/70729
4826 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
4827 of loop since it can be not valid after transformation.
4829 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4831 * config/arm/arm.c (thumb_reload_in_hi): Delete.
4832 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
4834 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
4836 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
4839 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4842 * config/rs6000/constraints.md (wY constraint): New constraint to
4843 match the requirements for the LXSD and STXSD instructions.
4844 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
4845 predicate to match the requirements for the LXSD and STXSD
4847 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
4848 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
4849 to make sure that the bottom 2 bits of offset are 0, the address
4850 form is offsettable, and no updating is done in the address mode.
4851 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
4852 (movdi_internal32): Likewise
4853 (movdi_internal64): Likewise.
4855 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4857 PR tree-optimization/71707
4858 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
4859 strinfo even for ADDR_EXPR ptr.
4861 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4863 * config/rs6000/altivec.md (darn_32): Change the condition to
4864 TARGET_P9_MISC instead of TARGET_MODULO.
4865 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
4866 condition expression.
4867 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
4868 condition expression.
4869 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
4870 (DFP_TEST): New code iterator.
4871 (dfptstsfi_<code>_mode>): New define_expand.
4872 (*dfp_sgnfcnc_<mode>): New define_insn.
4873 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
4874 definition next to BU_P9_MISC_1 definition and change the MASK
4875 value to RS6000_BTM_P9_MISC.
4876 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
4877 (BU_P9_64BIT_MISC_0): Likewise.
4878 (BU_P9_DFP_MISC_0): New macro definition.
4879 (BU_P9_DFP_MISC_1): New macro definition.
4880 (BU_P9_DFP_MISC_2): New macro definition.
4881 (BU_P9_DFP_OVERLOAD_1): New macro definition.
4882 (BU_P9_DFP_OVERLOAD_2): New macro definition.
4883 (BU_P9_DFP_OVERLOAD_3): New macro definition.
4884 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
4885 (TSTSFI_LT_TD): Likewise.
4886 (TSTSFI_EQ_DD): Likewise.
4887 (TSTSFI_EQ_TD): Likewise.
4888 (TSTSFI_GT_DD): Likewise.
4889 (TSTSFI_GT_TD): Likewise.
4890 (TSTSFI_OV_DD): Likewise.
4891 (TSTSFI_OV_TD): Likewise.
4892 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
4893 (TSTSFI_LT_DD): Likewise.
4894 (TSTSFI_LT_TD): Likewise.
4895 (TSTSFI_EQ): Likewise.
4896 (TSTSFI_EQ_DD): Likewise.
4897 (TSTSFI_EQ_TD): Likewise.
4898 (TSTSFI_GT): Likewise.
4899 (TSTSFI_GT_DD): Likewise.
4900 (TSTSFI_GT_TD): Likewise.
4901 (TSTSFI_OV): Likewise.
4902 (TSTSFI_OV_DD): Likewise.
4903 (TSTSFI_OV_TD): Likewise.
4904 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4905 overloaded test significance functions.
4906 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4907 OPTION_MASK_P9_MISC into the representation of this mask.
4908 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
4910 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
4911 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
4913 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
4914 argument is a 6-bit unsigned literal value if the icode argument
4915 represents a DFP test significance built-in call.
4916 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
4917 flag used independently and in combination with the
4918 RS6000_BTM_64BIT flag.
4919 (rs6000_opt_masks): Add entry for power9-misc command-line option.
4920 (rs6000_builtin_mask_names): Add entry for power9-misc
4921 command-line option.
4922 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
4923 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
4924 RS6000_BTM_P9_MISC macros.
4925 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
4926 option and change the description of the -mpower9-vector option to
4927 enable only vector instructions, removing its erroneously claimed
4928 support for scalar instructions.
4929 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4930 the ISA 3.0 digital floating point test significance built-in
4933 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
4935 * config/aarch64/aarch64.c (cortexa35_tunings):
4936 Enable AES fusion. Use cortexa57_branch_cost.
4937 (cortexa53_tunings): Use cortexa57_branch_cost.
4938 (cortexa72_tunings): Use cortexa57_branch_cost.
4939 Use AUTOPREFETCHER_WEAK.
4940 (cortexa73_tunings): Use cortexa57_branch_cost.
4942 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4943 James Greenhalgh <james.greenhalgh@arm.com>
4945 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
4946 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
4947 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
4948 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
4949 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
4950 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
4951 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
4952 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
4953 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
4954 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
4955 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
4956 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
4957 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
4960 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
4961 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4963 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
4965 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
4967 2016-06-30 David Malcolm <dmalcolm@redhat.com>
4970 * gcc.c (driver::build_option_suggestions): Pass "option" to
4971 add_misspelling_candidates.
4972 * opts-common.c (add_misspelling_candidates): Add "option" param;
4973 use it to avoid adding negated forms for options marked with
4975 * opts.h (add_misspelling_candidates): Add "option" param.
4977 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4980 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
4981 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
4982 first when permuting bitwise operation with rotate. Cast
4983 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
4985 2016-06-29 David Malcolm <dmalcolm@redhat.com>
4987 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
4988 for misspelled param names.
4989 * params.c: Include spellcheck.h.
4990 (find_param_fuzzy): New function.
4991 * params.h (find_param_fuzzy): New prototype.
4992 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
4993 * spellcheck.h (struct edit_distance_traits<const char *>):
4996 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
4998 * config/rs6000/predicates.md (const_0_to_7_operand): New
4999 predicate, recognize 0..7.
5000 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5001 support for doing extracts from V16QImode, V8HImode, V4SImode
5003 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
5004 vector extract support.
5005 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
5006 for ISA 3.0 vector extract.
5007 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
5008 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
5009 extracts of a constant element number from small integer vectors
5010 on 64-bit ISA 3.0 systems.
5011 (vsx_extract_<mode>_di): Likewise.
5012 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
5013 say when we can do ISA 3.0 vector extracts.
5014 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
5015 registers, using the stxsiwx instruction.
5017 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
5019 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
5020 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
5021 qdf24xx_regmove_cost, qdf24xx_tunings): New.
5022 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
5023 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
5024 * config/arm/arm.c (arm_qdf24xx_tune): New.
5026 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
5028 * config/aarch64/aarch64.c (cortexa53_tunings):
5029 Increase loop alignment to 8. Set function alignment to 16.
5030 (cortexa35_tunings): Likewise.
5031 (cortexa57_tunings): Increase loop alignment to 8.
5032 (cortexa72_tunings): Likewise.
5033 (cortexa73_tunings): Likewise.
5035 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
5037 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
5038 for arm_fp16_ok and arm_fp16_hw.
5039 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
5040 arm_fp16_alternative.
5042 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
5044 PR tree-optimization/71655
5045 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
5046 types when swapping operands.
5048 2016-06-29 Martin Liska <mliska@suse.cz>
5051 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
5052 * ipa-inline-transform.c (inline_call): Remove unnecessary call
5053 of build_optimization_node.
5055 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
5057 PR tree-optimization/70729
5058 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
5059 independent in loops having positive safelen value.
5060 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
5061 it may be not valid after vectorization.
5063 2016-06-29 Jakub Jelinek <jakub@redhat.com>
5065 PR tree-optimization/71625
5066 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
5067 is sorted by ascending list->offset. If PTR is non-NULL and there is
5068 previous strinfo, call get_stridx_plus_constant.
5069 (get_stridx): Pass exp as second argument to get_addr_stridx.
5070 (addr_stridxptr): Add missing list = list->next, so that there can be
5071 more than one entries in the list. Bump limit from 16 to 32. Ensure
5072 the list is sorted by ascending list->offset.
5073 (get_stridx_plus_constant): Adjust so that it can be also called with
5074 ADDR_EXPR instead of SSA_NAME as PTR.
5075 (handle_char_store): Pass NULL_TREE as second argument to
5078 2016-06-29 Richard Biener <rguenther@suse.de>
5080 PR rtl-optimization/68961
5081 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
5083 2016-06-29 Richard Biener <rguenther@suse.de>
5086 * alias.c (component_uses_parent_alias_set_from): Handle
5087 type punning through union accesses by using the union alias set.
5088 * gimple.c (gimple_get_alias_set): Remove union type punning case.
5090 2016-07-29 Richard Biener <rguenther@suse.de>
5092 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
5093 precision not matching mode precision.
5095 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
5097 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
5098 pa_output_arg_descriptor.
5099 (call_val_symref_64bit_post_reload): Likewise.
5100 (call_val_powf_64bit_post_reload): Likewise.
5101 (sibcall_internal_symref_64bit): Likewise.
5102 (sibcall_value_internal_symref_64bit): Likewise.
5104 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5107 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
5108 a constant, force its SUBREG_REG into memory or register instead
5111 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5114 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
5115 * doc/invoke.texi (AVR Options): Document it.
5117 2016-06-28 Walter Lee <walt@tilera.com>
5119 * config/tilegx/linux.h: Do not include arch/icache.h
5120 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5121 * config/tilepro/linux.h: Do not include arch/icache.h
5122 (CLEAR_INSN_CACHE): Provide inlined definition directly.
5124 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
5126 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
5127 for big-endian BIT_FIELD_REF.
5129 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
5131 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
5132 ('size' attribute): Add '128'.
5134 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
5135 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
5136 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
5137 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
5138 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
5139 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
5140 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
5141 *trunc<mode>df2_odd): Set size attribute to '128'.
5142 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
5143 * config/rs6000/power6.md (power6-fp): Include dfp type.
5144 * config/rs6000/power7.md (power7-fp): Likewise.
5145 * config/rs6000/power8.md (power8-fp): Likewise.
5146 * config/rs6000/power9.md: New file.
5147 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
5148 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
5149 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
5151 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
5152 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5153 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
5154 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
5155 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
5156 dfp_dscri_<mode>): Change type attribute to dfp.
5157 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
5158 attribute to vecsimple.
5159 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
5160 and prefetch streams.
5161 (rs6000_option_override_internal): Remove temporary code setting
5162 tuning to power8. Don't set rs6000_sched_groups for power9.
5163 (last_scheduled_insn): Change to rtx_insn *.
5164 (divide_cnt, vec_load_pendulum): New variables.
5165 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
5166 (rs6000_issue_rate): Set issue rate for Power9.
5167 (is_power9_pairable_vec_type): New.
5168 (power9_sched_reorder2): New.
5169 (rs6000_sched_reorder2): Call new function for Power9 specific
5171 (insn_must_be_first_in_group): Remove Power9.
5172 (insn_must_be_last_in_group): Likewise.
5173 (force_new_group): Likewise.
5174 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
5175 Initialize divide_cnt/vec_load_pendulum.
5176 (_rs6000_sched_context, rs6000_init_sched_context,
5177 rs6000_set_sched_context): Handle context save/restore of new
5180 2016-06-28 Richard Biener <rguenther@suse.de>
5182 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
5183 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
5184 COMPONENT_REF operand.
5185 (nonoverlapping_component_refs_p): Likewise.
5186 * stor-layout.c (start_bitfield_representative): Mark
5187 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
5189 2016-06-28 Jakub Jelinek <jakub@redhat.com>
5191 * Makefile.in: Don't cat ../stage_current if it does not exist.
5193 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
5194 last argument is a bit-field.
5196 PR rtl-optimization/71673
5197 * internal-fn.c (expand_arith_overflow_result_store): Use
5198 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
5199 expand_simple_binop.
5202 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
5203 expand_ifn_atomic_compare_exchange): New functions.
5204 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
5205 * tree.h (build_call_expr_internal_loc): Rename to ...
5206 (build_call_expr_internal_loc_array): ... this. Fix up type of
5208 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
5209 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
5210 ATOMIC_COMPARE_EXCHANGE result.
5211 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
5212 * gimple-fold.h (optimize_atomic_compare_exchange_p,
5213 fold_builtin_atomic_compare_exchange): New prototypes.
5214 * gimple-fold.c (optimize_atomic_compare_exchange_p,
5215 fold_builtin_atomic_compare_exchange): New functions..
5216 * tree-ssa.c (execute_update_addresses_taken): If
5217 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
5218 of call when finding addressable vars, and if such var becomes
5219 non-addressable, call fold_builtin_atomic_compare_exchange.
5221 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
5224 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
5225 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
5227 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
5229 * config/rs6000/rs6000.md ('type' attribute): Add
5230 veclogical,veccmpfx,vecexts,vecmove insn types.
5231 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
5232 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
5233 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
5234 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
5235 *nabs<mode>2_hw): Change type to vecmove.
5236 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
5237 *boolcc<mode>3_internal, *eqv<mode>3_internal,
5238 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
5239 *ieee_128bit_vsx_abs<mode>2_internal,
5240 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
5241 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
5242 *ieee128_mtvsrd_32bit): Change type to veclogical.
5243 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
5244 *movdi_internal32, *movdi_internal64): Update insn types.
5245 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
5246 vsx_extract_<mode>): Change type to veclogical.
5247 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
5248 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
5249 *vsx_sign_extend_si_v2di): Change type to vecexts.
5250 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
5252 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
5253 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
5254 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
5255 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
5256 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5257 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
5258 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
5259 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
5260 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
5261 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
5262 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
5263 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
5264 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
5265 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
5266 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
5267 (ppc7450-vecsimple): Add veclogical, vecmove.
5268 (ppc7450-veccmp): Add veccmpfx.
5269 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
5271 (ppc8540_vector_compare): Add veccmpfx.
5272 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
5273 * config/rs6000/cell.md (cell-fp): Add fpsimple.
5274 (cell-vecsimple): Add veclogical, vecmove.
5275 (cell-veccmp): Add veccmpfx.
5276 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
5277 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
5279 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
5280 * config/rs6000/power4.md (power4-fp): Add fpsimple.
5281 (power4-vecsimple): Add veclogical, vecmove.
5282 (power4-veccmp): Add veccmpfx.
5283 * config/rs6000/power5.md (power5-fp): Add fpsimple.
5284 * config/rs6000/power6.md (power6-fp): Add fpsimple.
5285 (power6-vecsimple): Add veclogical, vecmove.
5286 (power6-veccmp): Add veccmpfx.
5287 * config/rs6000/power7.md (power7-fp): Add fpsimple.
5288 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
5289 * config/rs6000/power8.md (power8-fp): Add fpsimple.
5290 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
5291 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
5292 * config/rs6000/titan.md (titan_fp): Add fpsimple.
5293 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
5295 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
5297 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
5300 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5301 OPTION_MASK_P9_DFORM_VECTOR.
5302 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5303 disable -mpower9-dform-vector when using reload.
5304 (quad_address_p): Remove 'gpr_p' argument and all associated code.
5305 New 'strict' argument. Update all callers. Add strict addressing
5307 (rs6000_legitimate_offset_address_p): Remove call to
5308 virtual_stack_registers_memory_p.
5309 (rs6000_legitimize_reload_address): Add quad address support.
5310 (rs6000_legitimate_address_p): Move call to quad_address_p above
5311 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
5312 to account for new strict usage.
5313 (rs6000_output_move_128bit): Adjust quad_address_p args to account
5314 for new strict usage.
5315 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
5317 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
5324 * config/i386/i386.c (ix86_spill_class): Disable condition to
5325 always return NO_REGS.
5327 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
5329 * predict.c: Include gimple-pretty-print.h
5330 (predicted_by_loop_heuristics_p): Check also
5331 PRED_LOOP_EXIT_WITH_RECURSION
5332 (predict_loops): Find self recursive calls and use special purpose
5333 predictors for them; dump log about decisions.
5334 (pass_profile::execute): Dump info about #of iterations.
5335 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
5336 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
5338 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
5340 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
5341 output_asm_insn calls and shorten long lines. Output .CALL
5342 argument descriptor using pa_output_arg_descriptor. Add various
5343 inline $$dyncall and other optimizations.
5344 (pa_attr_length_indirect_call): Adjust ordering and lengths.
5346 2016-06-25 Jakub Jelinek <jakub@redhat.com>
5348 PR tree-optimization/71643
5349 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
5352 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
5353 leak a bitmap if dep_bb is NULL.
5355 PR tree-optimization/71631
5356 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
5357 to rewrite_expr_tree even if negate_result, move new_lhs var
5358 declaration and initialization earlier, for powi_result set afterwards
5359 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
5360 if new_lhs != lhs, and don't shadow gsi var.
5362 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5364 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
5365 Add in_loop parameter.
5366 (predict_loops): Add loop guard heuristics.
5367 * predict.def (PRED_LOOP_GUARD): New heuristics.
5369 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5371 * predict.c: Include ipa-utils.h
5372 (tree_bb_level_prediction): Predict recursive calls.
5373 (tree_estimate_probability_bb): Skip inexpensive calls for call
5375 * predict.def (PRED_RECURSIVE_CALL): New.
5377 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5379 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
5380 (BU_FLOAT128_1): Likewise.
5382 (COPYSIGNQ): Likewise.
5383 (RS6000_BUILTIN_NANQ): Likewise.
5384 (RS6000_BUILTIN_NANSQ): Likewise.
5385 (RS6000_BUILTIN_INFQ): Likewise.
5386 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
5387 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
5388 (TARGET_FOLD_BUILTIN): New #define.
5389 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
5390 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
5391 (rs6000_fold_builtin): New target hook implementation, handling
5392 folding of 128-bit NaNs and infinities.
5393 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
5394 entries are filled in to avoid problems during bootstrap
5395 self-test; define builtins for 128-bit NaNs and infinities.
5396 (rs6000_opt_mask): Add entry for float128.
5397 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
5398 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
5399 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
5400 (const_str_type_node): New #define.
5401 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
5402 to a define_expand that dispatches to either copysign<mode>3_soft
5403 or copysign<mode>3_hard.
5404 (copysign<mode>3_hard): Rename from copysign<mode>3.
5405 (copysign<mode>3_soft): New define_insn.
5406 * doc/extend.texi: Document new builtins.
5408 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5410 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
5411 PRIu64 instead of lu.
5413 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
5416 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
5419 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5421 PR tree-optimization/71647
5422 * omp-low.c (lower_rec_input_clauses): Convert
5423 omp_clause_aligned_alignment (c) to size_type_node for the
5424 last argument of __builtin_assume_aligned.
5426 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5428 * configure.ac (calling ___tls_get_addr via GOT): New
5429 assembler/linker check.
5430 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5431 assembler and linker supports calling ___tls_get_addr via GOT.
5432 Otherise, defined to 0.
5433 * config.in: Regenerated.
5434 * configure: Likewise.
5435 * config/i386/constraints.md (Yb): New constraint.
5436 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5437 (REG_CLASS_NAMES): Likewise.
5438 (REG_CLASS_CONTENTS): Likewise.
5439 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5440 the b constraint with the Yb constraint. Call ___tls_get_addr
5441 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5443 (*tls_local_dynamic_base_32_gnu): Likewise.
5444 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5445 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5446 (*tls_local_dynamic_base_64_<mode>): Likewise.
5448 2016-06-24 Martin Liska <mliska@suse.cz>
5450 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5451 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5453 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5454 argument to true if the expected number of iterations is
5457 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5459 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5460 assemble for 32bit target.
5461 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5462 and $ld_ix86_gld_32_opt to link for 32bit target.
5463 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5464 * configure: Regenerate.
5466 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5468 * config/arm/arm.c (int_log2): Delete definition and prototype.
5469 (shift_op): Use exact_log2 instead of int_log2.
5470 (vfp3_const_double_for_fract_bits): Likewise.
5472 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5474 * internal-fn.c (expand_arith_set_overflow): New function.
5475 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5477 (expand_arith_overflow_result_store): Likewise. Handle precision
5478 smaller than mode precision.
5479 * tree-vrp.c (extract_range_basic): For imag part, handle
5480 properly signed 1-bit precision result.
5481 * doc/extend.texi (__builtin_add_overflow): Document that last
5482 argument can't be pointer to enumerated or boolean type.
5483 (__builtin_add_overflow_p): Document that last argument can't
5484 have enumerated or boolean type.
5486 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5487 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5489 * config/rs6000/predicates.md (splat_input_operand): Rework.
5490 Don't allow constants, since the insns that use this predicate
5491 don't support constants. Constants are handled by other insns
5492 that are created via combine. During and after register
5493 allocation, only allow indexed or indirect addresses, and not
5494 general addresses. Only allow modes supported by the hardware.
5495 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5496 comment. Move check for using VSPLTIS<x> to a common location,
5497 instead of doing it in two different places.
5499 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5501 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5502 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5503 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5504 signature_CENTAUR_ebx.
5506 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5510 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5511 (as_ix86_gas_32_opt): This.
5512 (ld_ix86_tls_ldm_opt): Renamed to ...
5513 (ld_ix86_gld_32_opt): This.
5514 (R_386_TLS_LDM reloc): Updated.
5515 (R_386_GOT32X reloc): New assembler/linker check.
5516 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5517 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5519 * config.in: Regenerated.
5520 * configure: Likewise.
5521 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
5522 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
5523 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
5524 if ix86_force_load_from_GOT_p returns true.
5525 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
5526 ix86_force_load_from_GOT_p returns true.
5527 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
5528 the external function address via the GOT slot.
5529 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
5530 HAVE_AS_IX86_GOT32X before returning false.
5531 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
5532 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
5534 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
5536 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
5538 2016-06-23 Andi Kleen <ak@linux.intel.com>
5540 * Makefile.in: Regenerate.
5541 * doc/install.texi: Document autoprofiledbootstrap.
5543 2016-06-23 Andi Kleen <ak@linux.intel.com>
5545 * config/i386/gcc-auto-profile: New file.
5547 2016-06-23 Martin Liska <mliska@suse.cz>
5550 * predict.c (predict_loops): Revert the hunk that was removed
5553 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
5555 * config.gcc: Add support for arm*-*-phoenix* targets.
5556 * config/arm/t-phoenix: New.
5557 * config/phoenix.h: New.
5559 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
5560 H.J. Lu <hongjiu.lu@intel.com>
5563 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
5564 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
5565 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
5566 ix86_force_load_from_GOT_p returns true.
5567 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
5568 ix86_force_load_from_GOT_p returns true.
5569 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
5570 ix86_force_load_from_GOT_p returns true.
5571 (ix86_expand_move): Load the external function address via the
5572 GOT slot if ix86_force_load_from_GOT_p returns true.
5573 * config/i386/predicates.md (x86_64_immediate_operand): Return
5574 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
5575 (x86_64_zext_immediate_operand): Ditto.
5577 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5581 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5584 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
5585 * diagnostic.c (pedwarn_at_rich_loc): New function.
5586 * spellcheck.h (best_match::best_match): Add a
5587 "best_distance_so_far" optional parameter.
5588 (best_match::set_best_so_far): New method.
5589 (best_match::get_best_distance): New accessor.
5590 (best_match::get_best_candidate_length): New accessor.
5592 2016-06-22 Nick Clifton <nickc@redhat.com>
5594 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
5595 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
5596 modes are accepted as well.
5597 (ucompare_loc_descriptor): Likewise.
5598 (minmax_loc_descriptor): Likewise.
5599 (clz_loc_descriptor): Likewise.
5600 (popcount_loc_descriptor): Likewise.
5601 (bswap_loc_descriptor): Likewise.
5602 (rotate_loc_descriptor): Likewise.
5603 (mem_loc_descriptor): Likewise.
5604 (loc_descriptor): Likewise.
5606 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5608 * common.opt (fdiagnostics-parseable-fixits): New option.
5609 * diagnostic.c: Include "selftest.h".
5610 (print_escaped_string): New function.
5611 (print_parseable_fixits): New function.
5612 (diagnostic_report_diagnostic): Call print_parseable_fixits.
5613 (selftest::assert_print_escaped_string): New function.
5614 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
5615 (selftest::test_print_escaped_string): New function.
5616 (selftest::test_print_parseable_fixits_none): New function.
5617 (selftest::test_print_parseable_fixits_insert): New function.
5618 (selftest::test_print_parseable_fixits_remove): New function.
5619 (selftest::test_print_parseable_fixits_replace): New function.
5620 (selftest::diagnostic_c_tests): New function.
5621 * diagnostic.h (struct diagnostic_context): Add field
5622 "parseable_fixits_p".
5623 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5624 -fdiagnostics-parseable-fixits.
5625 (-fdiagnostics-parseable-fixits): New option.
5626 * opts.c (common_handle_option): Handle
5627 -fdiagnostics-parseable-fixits.
5628 * selftest-run-tests.c (selftest::run_tests): Call
5629 selftest::diagnostic_c_tests.
5630 * selftest.h (selftest::diagnostic_c_tests): New prototype.
5632 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
5634 PR tree-optimization/71488
5635 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
5636 comparison of boolean vectors.
5637 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
5638 of boolean vectors using bitwise operations.
5640 2016-06-22 Andreas Schwab <schwab@suse.de>
5642 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
5645 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
5647 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
5649 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
5651 * config/i386/i386.c (print_reg): Emit an error message on attempt to
5654 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5656 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
5657 * config/arm/arm-cores.def (cortex-a73): New entry.
5658 (cortex-a73.cortex-a35): Likewise.
5659 (cortex-a73.cortex-a53): Likewise.
5660 * config/arm/arm-tables.opt: Regenerate.
5661 * config/arm/arm-tune.md: Likewise.
5662 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
5663 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5664 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
5665 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5666 * doc/invoke.texi (ARM Options): Document cortex-a73,
5667 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
5669 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5671 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
5672 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5673 (cortex-a73.cortex-a35): Likewise.
5674 (cortex-a73.cortex-a53): Likewise.
5675 * config/aarch64/aarch64-tune.md: Regenerate.
5676 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
5677 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
5680 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5682 * configure.ac (gcc_cv_as_compress_debug): Remove
5683 --compress-debug-sections as extra as switch.
5684 Handle gas --compress-debug-sections=type.
5685 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
5686 Handle gld --compress-debug-sections=type.
5687 * configure: Regenerate.
5689 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
5691 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
5693 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
5695 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
5696 (do_rewrite): likewise.
5698 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5700 * common/config/mep/mep-common.c: Remove.
5701 * config.gcc: Remove mep-* support.
5702 * config/mep/constraints.md: Remove.
5703 * config/mep/default.h: Remove.
5704 * config/mep/intrinsics.h: Remove.
5705 * config/mep/intrinsics.md: Remove.
5706 * config/mep/ivc2-template.h: Remove.
5707 * config/mep/mep-c5.cpu: Remove.
5708 * config/mep/mep-core.cpu: Remove.
5709 * config/mep/mep-default.cpu: Remove.
5710 * config/mep/mep-ext-cop.cpu: Remove.
5711 * config/mep/mep-intrin.h: Remove.
5712 * config/mep/mep-ivc2.cpu: Remove.
5713 * config/mep/mep-pragma.c: Remove.
5714 * config/mep/mep-protos.h: Remove.
5715 * config/mep/mep.c: Remove.
5716 * config/mep/mep.cpu: Remove.
5717 * config/mep/mep.h: Remove.
5718 * config/mep/mep.md: Remove.
5719 * config/mep/mep.opt: Remove.
5720 * config/mep/predicates.md: Remove.
5721 * config/mep/t-mep: Remove.
5722 * doc/install.texi: Remove mep-* documentation.
5723 * doc/md.texi: Likewise.
5725 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5727 * config.gcc: Remove support for avr-rtems.
5728 * config/avr/gen-avr-mmcu-specs.c: Likewise.
5729 * config/avr/rtems.h: Remove.
5730 * config/avr/t-rtems: Remove.
5732 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5734 * config.gcc: Remove m32r-rtems support.
5735 * config/m32r/rtems.h: Remove.
5737 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5739 * config.gcc: Remove h8300-rtems support.
5740 * config/h8300/rtems.h: Remove.
5741 * config/h8300/t-rtems: Remove.
5743 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5745 * config.gcc: Remove support for knetbsd.
5746 * configure.ac: Likewise.
5747 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
5748 * config/knetbsd-gnu.h: Remove.
5749 * configure: Regenerate.
5751 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5753 * config.gcc: Remove support for openbsd 2 and 3.
5754 * config/openbsd-oldgas.h: Remove.
5756 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5758 * config.gcc: Remove interix support.
5759 * config/i386/i386-interix.h: Remove.
5760 * config/i386/interix.opt: Remove.
5761 * config/i386/t-interix: Remove.
5762 * configure: Regenerate.
5763 * configure.ac: Remove interix support.
5764 * doc/install.texi: Remove interix documentation.
5766 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5768 * config/rs6000/rs6000.h: Add conditional preprocessing directives
5769 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
5772 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5774 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
5775 they are both PLACEHOLDER_EXPRs.
5777 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5779 * stor-layout.c (layout_type): Move setting complex MODE to
5780 layout_type, instead of setting it ahead of time by the caller.
5781 * tree.c (build_complex_type): Likewise.
5783 2016-06-21 Martin Liska <mliska@suse.cz>
5785 * predict.c (force_edge_cold): Replace imposisble with
5788 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5790 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
5791 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
5793 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5795 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
5797 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
5798 Ilya Enkovich <ilya.enkovich@intel.com>
5801 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5802 New member function to convert V1TImode register to SUBREG
5803 TImode in debug insn.
5804 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
5805 after changing register mode to V1TImode.
5807 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
5809 * config/aarch64/aarch64-cores.def (vulcan): New core.
5810 * config/aarch64/aarch64-tune.md: Regenerate.
5811 * doc/invoke.texi: Document vulcan as an available option.
5813 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5815 * cse.c (canon_asm_operands): New function extracted from...
5816 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
5817 either standalone or member of a PARALLEL.
5819 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5822 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
5823 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
5824 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
5826 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5829 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
5830 constant addresses if can_create_pseudo_p.
5832 2016-06-21 Jakub Jelinek <jakub@redhat.com>
5834 PR tree-optimization/71588
5835 * tree-ssa-strlen.c (valid_builtin_call): New function.
5836 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
5839 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5842 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
5843 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
5844 for conversion of scalar user var to complex type and use the
5845 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
5848 PR rtl-optimization/71591
5849 * toplev.c (toplev::run_self_tests): If no_backend, complain and
5850 don't run any tests.
5852 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
5855 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
5856 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
5857 space for PIC with non-v32 and the common non-PIC "jump".
5859 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5862 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
5863 returned values and add UN*/LTGT/*ORDERED cases with values matching
5864 D operand modifier on vcmp for AVX.
5866 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5868 * config/aarch64/aarch64.opt
5869 (mpc-relative-literal-loads): Rename internal option name.
5870 * config/aarch64/aarch64.c
5871 (aarch64_nopcrelative_literal_loads): Rename to
5872 aarch64_pcrelative_literal_loads.
5873 (aarch64_expand_mov_immediate): Likewise.
5874 (aarch64_secondary_reload): Likewise.
5875 (aarch64_can_use_per_function_literal_pools_p): Likewise.
5876 (aarch64_override_options_after_change_1): Rename and simplify logic.
5877 (aarch64_classify_symbol): Merge large model checks into switch,
5878 remove pc-relative load check.
5880 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5882 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
5883 costs relative to the cost of a register move.
5885 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5887 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
5888 (vcvt_n_f64_u64): Likewise.
5889 (vcvt_n_s64_f64): Likewise.
5890 (vcvt_n_u64_f64): Likewise.
5891 (vcvt_f64_s64): Likewise.
5892 (vrecpe_f64): Likewise.
5893 (vcvt_f64_u64): Likewise.
5894 (vrecps_f64): Likewise.
5896 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5898 * config/aarch64/aarch64.md
5899 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
5901 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
5903 * config/aarch64/aarch64-builtins.c
5904 (aarch64_types_binop_uss_qualifiers): Delete.
5905 (TYPES_BINOP_USS): Likewise.
5906 (aarch64_types_binop_sus_qualifiers): Likewise.
5907 (TYPES_BINOP_SUS): Likewise.
5908 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
5909 (TYPES_FCVTIMM_SUS): Likewise.
5910 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
5912 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
5913 (fcvtzs): Use SHIFTIMM rather than BINOP.
5914 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
5916 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5918 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
5919 costs relative to the cost of a register move.
5921 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5923 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
5924 Allow scalar/single vector modes to be tieable.
5926 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5928 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
5930 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5932 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
5934 * tree.h (TYPE_ALIGN): Likewise.
5936 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5939 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
5941 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5943 * config/avr/avr.c (avr_print_operand): Fix "format not a string
5944 literal" build warnings.
5945 (avr_print_operand_address): Dito.
5947 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
5950 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
5951 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
5953 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
5955 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
5957 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
5960 * reload1.c (reload): Pass 0 to finish_spills when called because
5961 update_eliminables_and_spill returns true and remove did_spill.
5962 (finish_spills): Adjust comment and document GLOBAL parameter.
5964 2016-06-17 DJ Delorie <dj@redhat.com>
5967 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
5968 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
5969 (umulqihi3_virt): Likewise.
5970 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
5971 (umulqihi3_real): Likewise.
5973 2016-06-17 Martin Liska <mliska@suse.cz>
5975 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
5977 2016-06-17 Martin Liska <mliska@suse.cz>
5979 * predict.def: PRED_LOOP_EXIT from 92 to 85.
5981 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
5983 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
5985 (vaddq_f32): Likewise.
5986 (vmul_f32): Likewise.
5987 (vmulq_f32): Likewise.
5988 (vsub_f32): Likewise.
5989 (vsubq_f32): Likewise.
5991 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5993 PR tree-optimization/71347
5994 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
5995 cost for all uses in group.
5997 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5999 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6000 insert gimple seq if it's not empty.
6002 2016-06-17 Bin Cheng <bin.cheng@arm.com>
6004 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
6006 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
6008 (comp_dr_with_seg_len_pair): Ditto.
6009 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
6010 struct dr_with_seg_len_pair against DR_OFFSET.
6011 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
6014 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
6016 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
6018 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
6020 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
6021 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
6022 (pa_output_millicode_call): Likewise.
6023 (pa_output_call): Likewise.
6024 (pa_output_indirect_call): Likewise.
6025 (pa_asm_output_mi_thunk): Likewise.
6027 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6029 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
6031 2016-06-16 Martin Liska <mliska@suse.cz>
6033 * predict.c (combine_predictions_for_insn): When we find a first
6034 match predictor, we should consider just predictors with
6035 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
6036 DS theory predictor.
6037 (combine_predictions_for_bb): Likewise.
6039 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6041 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
6042 with base of reference to struct.
6044 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6046 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
6048 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6051 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
6052 progmem_swtable_section.
6053 (progmem_swtable_section): Remove.
6054 (avr_asm_function_rodata_section): Remove.
6055 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6056 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
6058 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
6060 * config/i386/driver-i386.c (host_detect_local_cpu): Set
6061 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
6062 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
6063 signature_CENTAUR_ebx.
6064 * config/i386/i386.c (ix86_option_override_internal): Add
6065 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
6066 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
6067 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
6069 2016-06-16 Martin Liska <mliska@suse.cz>
6071 * predict.def: Add fortran loop preheader predictor.
6072 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
6073 fold IFN_BUILTIN_EXPECT with a known constant argument.
6075 2016-06-16 Martin Liska <mliska@suse.cz>
6077 * predict.def: Add 'Fortran' to display text of all
6078 PRED_FORTRAN_* predictors.
6080 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
6083 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
6084 [IA64_BUILTIN_NANSQ]: Ditto.
6085 (ia64_fold_builtin): New function.
6086 (TARGET_FOLD_BUILTIN): New define.
6087 (ia64_init_builtins) Declare const_string_type node.
6088 Add __builtin_nanq and __builtin_nansq builtin functions.
6089 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
6091 2016-06-16 Nick Clifton <nickc@redhat.com>
6093 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
6094 MSP430_HWMULT_ prefix to enum values.
6095 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
6096 * config/msp430/msp430.c: Update use of enum values.
6097 * config/msp430/msp430.md: Likewise.
6098 * config/msp430/msp430.opt: Likewise.
6100 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
6102 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
6103 of comparsions in the last iteration.
6105 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6106 Joern Rennecke <joern.rennecke@embecosm.com>
6108 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
6110 (arc_needs_pcl_p): Add GOTOFFPC.
6111 (arc_legitimate_pic_addr_p): Likewise.
6112 (arc_output_pic_addr_const): Likewise.
6113 (arc_legitimize_pic_address): Generate a pc-relative address using
6115 (arc_output_libcall): Use @pcl syntax.
6116 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
6117 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
6118 (*movsi_insn): Use @pcl syntax.
6119 (doloop_begin_i): Likewise.
6121 2016-06-16 Martin Liska <mliska@suse.cz>
6123 * predict.def: Define a new predictor.
6125 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
6127 * config/arc/arc.opt (mtp-regno): Update text.
6129 2016-06-16 Renlin Li <renlin.li@arm.com>
6131 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
6133 2016-06-16 Jakub Jelinek <jakub@redhat.com>
6136 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
6137 (setcc + and peephole2): Likewise.
6139 PR rtl-optimization/71532
6140 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
6143 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6145 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
6146 DImode constants with XXSPLTIB in vector registers.
6147 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
6148 vsx_extract_<mode>_internal{1,2} into a single insn that handles
6149 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
6150 extraction of the element at the top of the register as a scalar
6152 (vsx_extract_<mode>_internal1): Likewise.
6153 (vsx_extract_<mode>_internal2): Likewise.
6154 * config/rs6000/constraints.md (wi constraint): Remove a comment
6155 about DImode not being allowed in Altivec registers.
6156 (wB constraint): New constraint for constants that can be
6157 generated in Altivec registers with VSPLTISW/VUPKHSW.
6158 * config/rs6000/predicates.md (xxspltib_constant_split): Update
6160 (xxspltib_constant_nosplit): Likewise.
6161 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
6162 support for -mupper-regs-di to enable DImode to go into Altivec
6164 (POWERPC_MASKS): Likewise.
6165 (power7 cpu): Likewise.
6166 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
6167 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
6168 for DImode being allowed in Altivec registers. Update wi/wj
6169 constraints. Set scalar_in_vmx_p flag.
6170 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
6171 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
6172 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
6173 (rs6000_opt_masks): Add -mupper-regs-di.
6174 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
6175 direct move to use wi and not wj.
6177 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
6179 (floatunssi<mode>2_lfiwzx_mem): Likewise.
6180 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
6181 any VSX register, instead of just Altivec registers, to allow
6182 either operand to be an Altivec register or both.
6183 (fixuns_trunc<mode>di2_fctiduz): Likewise.
6184 (movdi_internal32): Add support for -mupper-regs-di. Add support
6185 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
6186 the alternatives and attributes to be lined up to be easier to
6188 (movdi_internal64): Likewise.
6189 (64-bit DImode splitters): Change predicates to only split loading
6190 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
6191 load constants in ISA 3.0 or ISA 2.07 respectively.
6192 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6193 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
6194 mention -mcpu=power9 sets these options.
6195 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
6198 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6201 * config/avr/avr.c (avr_set_current_function): Warn misspelled
6202 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
6203 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
6204 by default to warn misspelled interrupt/ signal handler.
6205 * doc/invoke.texi (AVR Options): Document it. Update description
6206 for -nodevicelib option.
6208 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6210 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
6211 up parentheses. Use GET_MODE_UNIT_BITSIZE.
6212 (aarch64_<sur>shll2_n<mode>): Likewise.
6214 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
6217 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
6218 DECL_CONTEXT for copied arguments.
6220 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6222 PR tree-optimization/71483
6223 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
6226 2016-06-15 Martin Liska <mliska@suse.cz>
6228 * predict.c (tree_predict_by_opcode): Call predict_edge_def
6229 instead of predict_edge w/o a probability.
6231 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6233 PR tree-optimization/71439
6234 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
6237 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6239 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
6240 register subregs in SET_SRC.
6242 2016-06-15 Richard Biener <rguenther@suse.de>
6244 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
6247 2016-06-15 Richard Biener <rguenther@suse.de>
6249 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
6250 not consider dependences between accesses that belong to the
6252 (vect_analyze_data_ref_dependences): Do not analyze read-read
6253 or self-dependences.
6255 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6257 * spellcheck-tree.c: Include spellcheck-tree.h rather than
6259 (find_closest_identifier): Reimplement in terms of
6260 best_match<tree,tree>.
6261 * spellcheck-tree.h: New file.
6262 * spellcheck.c (struct edit_distance_traits<const char *>): New
6264 (find_closest_string): Reimplement in terms of
6265 best_match<const char *, const char *>.
6266 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
6267 overload to spellcheck-tree.h.
6268 (find_closest_identifier): Likewise.
6269 (struct edit_distance_traits<T>): New template.
6270 (class best_match): New class.
6272 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6274 * selftest-run-tests.c (selftest::run_tests): Call
6275 selftest::spellcheck_tree_c_tests.
6276 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
6277 * spellcheck-tree.c: Include selftest.h and stringpool.h.
6278 (selftest::test_find_closest_identifier): New function.
6279 (selftest::spellcheck_tree_c_tests): New function.
6280 * spellcheck.c (selftest::test_find_closest_string): Verify that
6281 the order of the vec does not affect the results for this case.
6282 (selftest::test_data): New array.
6283 (selftest::test_metric_conditions): New function.
6284 (selftest::spellcheck_c_tests): Add a test of case-comparison.
6285 Call selftest::test_metric_conditions.
6287 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6289 * config/rs6000/rs6000-builtin.def (commentary): Typo.
6290 (BU_P9_MISC_1): Likewise.
6291 (BU_P9_64BIT_MISC_0): Likewise.
6292 (BU_P9_MISC_0): Likewise.
6294 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6296 * gcc-rich-location.c
6297 (gcc_rich_location::add_fixit_misspelled_id): New method.
6298 * gcc-rich-location.h
6299 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
6301 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
6303 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
6304 FreeBSD 11 and above.
6306 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
6308 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
6310 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6312 * expmed.h: Close parenthesis in "at your option" in copyright
6314 * lower-subreg.h: Likewise.
6316 2016-06-14 Richard Biener <rguenther@suse.de>
6319 * genmatch.c (expr::gen_transform): Use in_type for comparisons
6322 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6324 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
6326 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
6328 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
6330 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
6331 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
6333 2016-06-14 Richard Biener <rguenther@suse.de>
6335 PR tree-optimization/71522
6336 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
6337 copying into float copying.
6339 2016-06-14 Jakub Jelinek <jakub@redhat.com>
6341 PR tree-optimization/71520
6342 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
6343 (replace_block_by): Move user labels from bb1 to bb2.
6345 2016-06-14 Richard Biener <rguenther@suse.de>
6349 * expr.h (get_bit_range): Declare.
6350 * expr.c (get_bit_range): Export.
6351 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
6352 word_mode again to constrain the bitfield access.
6354 2016-06-14 Richard Biener <rguenther@suse.de>
6356 PR tree-optimization/71521
6357 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
6358 division int_const_binop against zero divisor.
6360 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6362 * config/i386/i386.md (signbittf2): New expander.
6363 * config/i386/sse.md (ptesttf2): New insn pattern.
6365 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6368 * input.c (selftest::test_reading_source_line): Avoid reading from
6369 __FILE__ by creating a tempfile with known content and reading
6372 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6374 * pretty-print.c (assert_pp_format_colored): Skip the test if
6376 (test_pp_format): Remove comment about GCC_COLORS.
6378 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6380 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
6381 * pretty-print.c (assert_pp_format_va): Add location param and use
6382 it with ASSERT_STREQ_AT.
6383 (assert_pp_format): Add location param and pass it to
6384 assert_pp_format_va.
6385 (assert_pp_format_colored): Likewise.
6386 (ASSERT_PP_FORMAT_1): New.
6387 (ASSERT_PP_FORMAT_2): New.
6388 (ASSERT_PP_FORMAT_3): New.
6389 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
6390 explicitly, or implicitly via the above macros.
6391 * selftest.c (selftest::pass): Use a selftest::location rather
6393 (selftest::fail): Likewise. Print the function name.
6394 (selftest::fail_formatted): Likewise.
6395 (selftest::assert_streq): Use a selftest::location rather than
6397 * selftest.h (selftest::location): New struct.
6398 (SELFTEST_LOCATION): New macro.
6399 (selftest::pass): Accept a const location & rather than file
6401 (selftest::fail): Likewise.
6402 (selftest::fail_formatted): Likewise.
6403 (selftest::assert_streq): Likewise.
6404 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
6405 (ASSERT_FALSE): Likewise.
6406 (ASSERT_EQ): Likewise.
6407 (ASSERT_NE): Likewise.
6408 (ASSERT_STREQ): Likewise.
6409 (ASSERT_PRED1): Likewise.
6410 (ASSERT_STREQ_AT): New macro.
6412 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6414 * selftest.c (selftest::fail_formatted): New function.
6415 (selftest::assert_streq): New function.
6416 * selftest.h (selftests::fail_formatted): New decl.
6417 (selftest::assert_streq): New decl.
6418 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
6420 2016-06-13 Jeff Law <law@redhat.com>
6422 PR tree-optimization/71403
6423 * tree-ssa-threadbackward.c
6424 (convert_and_register_jump_thread_path): No longer accept reference
6425 to path. Do not pop items off the path anymore.
6426 (fsm_find_control_statement_thread_paths): Do not allow threading
6427 to a deeper loop nest. Pop the last item off the path here rather
6428 than in convert_and_register_jump_thread_path.
6430 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6431 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6433 [AArch64] Emit division using the Newton series
6435 * config/aarch64/aarch64-protos.h
6436 (cpu_approx_modes): Add new member "division".
6437 (aarch64_emit_approx_div): Declare new function.
6438 * config/aarch64/aarch64.c
6439 (generic_approx_modes): New member "division".
6440 (exynosm1_approx_modes): Likewise.
6441 (xgene1_approx_modes): Likewise.
6442 (aarch64_emit_approx_div): Define new function.
6443 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6444 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6445 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6446 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6448 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6449 Wilco Dijkstra <wilco.dijkstra@arm.com>
6451 [AArch64] Emit square root using the Newton series
6453 * config/aarch64/aarch64-protos.h
6454 (aarch64_emit_approx_rsqrt): Replace with new function
6455 "aarch64_emit_approx_sqrt".
6456 (cpu_approx_modes): New member "sqrt".
6457 * config/aarch64/aarch64.c
6458 (generic_approx_modes): New member "sqrt".
6459 (exynosm1_approx_modes): Likewise.
6460 (xgene1_approx_modes): Likewise.
6461 (aarch64_emit_approx_rsqrt): Replace with new function
6462 "aarch64_emit_approx_sqrt".
6463 (aarch64_override_options_after_change_1): Handle new option.
6464 * config/aarch64/aarch64-simd.md
6465 (rsqrt<mode>2): Use new function instead.
6466 (sqrt<mode>2): New expansion and insn definitions.
6467 * config/aarch64/aarch64.md: Likewise.
6468 * config/aarch64/aarch64.opt
6469 (mlow-precision-sqrt): Add new option description.
6470 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6472 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6474 [AArch64] Add more choices for the reciprocal square root approximation
6476 Allow a target to prefer such operation depending on the operation mode.
6478 * config/aarch64/aarch64-protos.h
6479 (AARCH64_APPROX_MODE): New macro.
6480 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6481 (cpu_approx_modes): New structure.
6482 (tune_params): New member "approx_modes".
6483 * config/aarch64/aarch64-tuning-flags.def
6484 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6485 * config/aarch64/aarch64.c
6486 (generic_approx_modes): New core "cpu_approx_modes" structure.
6487 (exynosm1_approx_modes): Likewise.
6488 (xgene1_approx_modes): Likewise.
6489 (generic_tunings): New member "approx_modes".
6490 (cortexa35_tunings): Likewise.
6491 (cortexa53_tunings): Likewise.
6492 (cortexa57_tunings): Likewise.
6493 (cortexa72_tunings): Likewise.
6494 (exynosm1_tunings): Likewise.
6495 (thunderx_tunings): Likewise.
6496 (xgene1_tunings): Likewise.
6497 (use_rsqrt_p): New argument for the mode and use new member from
6499 (aarch64_builtin_reciprocal): Devise mode from builtin.
6500 (aarch64_optab_supported_p): New argument for the mode.
6501 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6503 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6505 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6506 RS6000_BTM_MODULO flag into the set of flags that are considered
6507 to be part of the common configuration.
6509 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6511 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6512 difference unsigned.
6513 (vec_absdb): New macro for vector absolute difference unsigned
6515 (vec_absdh): New macro for vector absolute difference unsigned
6517 (vec_absdw): New macro for vector absolute difference unsigned word.
6518 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6519 (vadu<mode>3): New insn.
6520 (*p9_vadu<mode>3): New insn.
6521 * config/rs6000/rs6000-builtin.def (vadub): New built-in
6523 (vaduh): New built-in definition.
6524 (vaduw): New built-in definition.
6525 (vadu): New overloaded built-in definition.
6526 (vadub): New overloaded built-in definition.
6527 (vaduh): New overloaded built-in definition.
6528 (vaduw): New overloaded built-in definition.
6529 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6530 overloaded vector absolute difference unsigned functions.
6531 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6532 the ISA 3.0 vector absolute difference unsigned built-in functions.
6534 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
6536 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
6537 update shared_lookup_references only once after changing operands.
6539 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
6542 * tree-nested.c (convert_nonlocal_omp_clauses)
6543 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
6545 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
6546 * tree.def (CASE_LABEL_EXPR): Likewise.
6548 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6551 * input.c (test_builtins): Fix an assertion.
6553 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6555 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
6558 (isinf<mode>2): Ditto.
6560 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6562 * ggc-tests.c (test_finalization): Only test need_finalization_p
6563 for GCC_VERSION >= 4003.
6565 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6567 * config/s390/vecintrin.h: Fix file description in comment.
6569 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6571 * config/s390/s390-builtin-types.def: Change builtin type naming
6572 scheme to match builtin-types.def.
6574 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
6576 * fold-const.c (optimize_minmax_comparison): Remove.
6577 (fold_comparison): Remove call to the above.
6578 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
6579 New transformations.
6581 2016-06-13 Alan Hayward <alan.hayward@arm.com>
6583 PR tree-optimization/71416
6584 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
6587 2016-06-13 Martin Liska <mliska@suse.cz>
6589 * predict.c (enum predictor_reason): Prefix enum with REASON_.
6590 (combine_predictions_for_insn): Likewise.
6591 (prune_predictions_for_bb): Likewise.
6592 (combine_predictions_for_bb): Likewise.
6594 2016-06-13 Richard Biener <rguenther@suse.de>
6596 PR tree-optimization/71505
6597 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
6598 assert match comment.
6600 2016-06-13 Marek Polacek <polacek@redhat.com>
6603 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
6604 gimplify_switch_expr.
6605 (warn_switch_unreachable_r): New function.
6607 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6610 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
6613 2016-06-13 Richard Biener <rguenther@suse.de>
6616 * fold-const.c (fold_unary_loc): Preserve alignment when
6617 folding a VIEW_CONVERT_EXPR into a MEM_REF.
6619 2016-06-13 Martin Liska <mliska@suse.cz>
6622 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
6623 w/ -fsanitize=bounds.
6625 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/i386.c (ix86_init_builtins): Calculate
6628 FLOAT128_FTYPE_CONST_STRING function type only once.
6629 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
6630 built-in functions are available for x86-32 and x86-64 targets.
6632 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6635 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
6637 (FLOAT128_FTYPE_CONST_STRING): New function type.
6638 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
6639 [IX86_BUILTIN_NANSQ]: Ditto.
6640 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6641 (ix86_init_builtin_types): Declare const_string_type_node.
6642 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
6644 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6645 * doc/extend.texi (x86 Built-in Functions): Document
6646 __builtin_nanq and __builtin_nansq.
6648 2016-06-11 Jiong Wang <jiong.wang@arm.com>
6651 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
6652 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
6653 length for pop patterns.
6654 (arm_attr_length_push_multi): Update comments.
6655 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
6657 (*pop_multiple_with_writeback_and_return): Likewise.
6658 (*pop_multiple_with_return): Likewise.
6660 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
6663 * fold-const.c (optimize_bit_field_compare): Don't try to use
6664 word_mode unconditionally for reading the bit field, look at
6665 DECL_BIT_FIELD_REPRESENTATIVE instead.
6667 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6670 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
6671 vector integer type.
6673 2016-06-10 Jakub Jelinek <jakub@redhat.com>
6676 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
6677 without LABEL_DECL, set *handled_ops_p to false instead of true.
6679 2016-06-10 Martin Sebor <msebor@redhat.com>
6682 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
6683 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6684 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
6686 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
6687 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
6688 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
6689 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
6690 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
6691 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
6692 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
6693 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
6695 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6697 * config/arm/arm.h (pool_vector_label,
6698 return_used_this_function): Remove.
6700 2016-06-10 Jeff Law <law@redhat.com>
6702 PR tree-optimization/71335
6703 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
6704 zero length paths here.
6705 (convert_and_register_jump_thread_path): Remove hacks related to
6706 duplicated blocks in the jump thread path.
6707 (fsm_find_control_statement_thread_paths): Avoid putting the same
6708 block on the thread path twice, but ensure the thread path is
6709 unchanged from the caller's point of view.
6711 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6713 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
6714 * predict.def (PRED_LOOP_BRANCH): Remove.
6716 2016-06-10 David Malcolm <dmalcolm@redhat.com>
6718 * Makefile.in (OBJS): Add ggc-tests.o.
6719 (GTFILES): Add ggc-tests.c.
6720 * ggc-tests.c: New file.
6721 * selftest-run-tests.c (selftest::run_tests): Call
6722 selftest::ggc_tests_c_tests.
6723 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
6725 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
6727 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
6729 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
6732 * varasm.c (place_block_symbol): Adjust alignment for asan protected
6733 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
6735 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6737 * profile.c: Include cfgloop.h.
6738 (branch_prob): Compute estimated number of iterations.
6739 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
6740 recompute estimate number of iterations from profile.
6742 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6745 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
6746 must be grouped on top of stack. Don't force early clobber
6747 on ordinary reg outputs.
6749 2016-06-10 Richard Biener <rguenther@suse.de>
6751 * targhooks.c (default_builtin_vectorization_cost): Adjust
6754 2016-06-10 Richard Biener <rguenther@suse.de>
6756 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
6757 to fold the RHS to a constant if possible.
6759 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
6762 * tree-nested.c (convert_nonlocal_omp_clauses)
6763 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
6764 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
6765 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
6767 * gimplify.c (gimplify_adjust_omp_clauses): Discard
6769 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
6771 * omp-low.c (scan_sharing_clauses): Don't expect
6774 2016-06-10 Alan Hayward <alan.hayward@arm.com>
6776 PR tree-optimization/71407
6777 PR tree-optimization/71416
6778 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
6781 2016-06-10 Richard Biener <rguenther@suse.de>
6784 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
6786 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
6788 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
6790 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
6791 Jiong Wang <jiong.wang@arm.com>
6793 PR rtl-optimization/70751
6794 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
6795 spilled into memory.
6797 2016-06-09 Jonathan Yong <10walls@gmail.com>
6800 2015-09-21 Jonathan Yong <10walls@gmail.com>
6802 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
6803 sysroot/usr/lib/32api for additional win32 libraries,
6804 fixes failing Cygwin bootstrapping.
6806 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
6808 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
6811 2016-06-09 David Malcolm <dmalcolm@redhat.com>
6814 * pretty-print.c (pp_indent): Specify that %p is printed in a
6815 host-dependent manner.
6816 (test_pp_format): Remove the test for %p.
6818 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
6820 * config/mips/mips.c (mips_output_jump): Fix formatting.
6822 2016-06-09 Richard Biener <rguenther@suse.de>
6824 PR tree-optimization/71462
6825 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
6828 2016-06-09 Martin Liska <mliska@suse.cz>
6830 * predict.c (dump_prediction): Add new argument.
6831 (enum predictor_reason): New enum.
6832 (struct predictor_hash): New struct.
6833 (predictor_hash::hash): New function.
6834 (predictor_hash::equal): Likewise.
6835 (not_removed_prediction_p): New function.
6836 (prune_predictions_for_bb): Likewise.
6837 (combine_predictions_for_bb): Prune predictions.
6839 2016-06-09 Martin Liska <mliska@suse.cz>
6841 * predict.c (filter_predictions): New function.
6842 (remove_predictions_associated_with_edge): Use the filter
6844 (equal_edge_p): New function.
6846 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
6848 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
6849 Correct usage of @samp vs @option, add @samp where appropriate.
6850 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
6851 Add armv6s-m and document it, as it is no official ARM name.
6853 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6855 * ifcvt.c (struct noce_if_info): Add transform_name field.
6856 (noce_try_move): Set if_info->transform_name to the function name.
6857 (noce_try_ifelse_collapse): Likewise.
6858 (noce_try_store_flag): Likewise.
6859 (noce_try_inverse_constants): Likewise.
6860 (noce_try_store_flag_constants): Likewise.
6861 (noce_try_addcc): Likewise.
6862 (noce_try_store_flag_mask): Likewise.
6863 (noce_try_cmove): Likewise.
6864 (noce_try_cmove_arith): Likewise.
6865 (noce_try_minmax): Likewise.
6866 (noce_try_abs): Likewise.
6867 (noce_try_sign_mask): Likewise.
6868 (noce_try_bitop): Likewise.
6869 (noce_convert_multiple_sets): Likewise.
6870 (noce_process_if_block): Print if_info->transform_name to
6871 dump_file if transformation succeeded.
6873 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6875 * config/arm/cortex-a57.md (cortex_a57_alu):
6878 2016-06-08 Martin Sebor <msebor@redhat.com>
6879 Jakub Jelinek <jakub@redhat.com>
6883 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
6884 BUILT_IN_MUL_OVERFLOW_P): New builtins.
6885 * builtins.c: Include gimple-fold.h.
6886 (fold_builtin_arith_overflow): Handle
6887 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6888 (fold_builtin_3): Likewise.
6889 * doc/extend.texi (Integer Overflow Builtins): Document
6890 __builtin_{add,sub,mul}_overflow_p.
6892 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
6894 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
6895 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
6897 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
6899 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
6900 Rewrite, looking one level down for records and arrays.
6902 2016-06-08 David Malcolm <dmalcolm@redhat.com>
6904 * pretty-print.c: Include "selftest.h".
6905 (pp_format): Fix comment.
6906 (identifier_to_locale): Likewise.
6907 (selftest::test_basic_printing): New function.
6908 (selftest::assert_pp_format): New function.
6909 (selftest::test_pp_format): New function.
6910 (selftest::pretty_print_c_tests): New function.
6911 * selftest-run-tests.c (selftest::run_tests): Call
6912 selftest::pretty_print_c_tests.
6913 * selftest.h (pretty_print_c_tests): New declaration.
6915 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6917 * invoke.texi (max-loop-headers-insns): Document.
6918 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
6919 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
6920 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
6922 2016-06-08 Richard Biener <rguenther@suse.de>
6924 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
6925 on strided SLP loads and fall back to scalar loads in case
6926 we can't chunk them.
6928 2016-06-08 Richard Biener <rguenther@suse.de>
6930 PR tree-optimization/71452
6931 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
6932 type used for the SSA rewrite has enough precision to cover
6933 the dynamic type of the location.
6935 2016-06-08 Jakub Jelinek <jakub@redhat.com>
6936 Richard Biener <rguenther@suse.de>
6939 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
6940 the same as DECL_P (base0) for indirect_base0. Use equality_code
6941 in one further place.
6943 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
6945 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
6946 to one word if the field is known to overlap other words.
6947 (extract_bit_field_1): Likewise.
6948 (store_split_bit_field): Remove compensating code.
6949 (extract_split_bit_field): Likewise.
6951 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
6955 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
6957 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6959 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
6961 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
6962 (arch64_addpv4sf): Delete.
6963 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
6964 "gen_aarch64_addpv4sf".
6965 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
6967 (vpadds_f32): Likewise.
6968 (vpaddq_f32): Likewise.
6969 (vpaddq_f64): Likewise.
6971 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6973 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
6975 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
6976 to VALLF. Rename to "fabd<mode>3".
6977 "*fabd_scalar<mode>3): Delete.
6978 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
6980 (vabdd_f64): Likewise.
6981 (vabd_f32): Likewise.
6982 (vabd_f64): Likewise.
6983 (vabdq_f32): Likewise.
6984 (vabdq_f64): Likewise.
6986 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6988 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
6990 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
6991 "aarch64_rsqrts<mode>".
6992 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
6993 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
6995 (vrsqrtsd_f64): Likewise.
6996 (vrsqrts_f32): Likewise.
6997 (vrsqrts_f64): Likewise.
6998 (vrsqrtsq_f32): Likewise.
6999 (vrsqrtsq_f64): Likewise.
7001 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7003 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
7005 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
7006 "aarch64_rsqrte<mode>".
7007 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
7008 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
7010 (vrsqrted_f64): Likewise.
7011 (vrsqrte_f32): Likewise.
7012 (vrsqrte_f64): Likewise.
7013 (vrsqrteq_f32): Likewise.
7014 (vrsqrteq_f64): Likewise.
7016 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7018 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
7022 * config/aarch64/aarch64-simd.md
7023 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
7024 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
7025 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
7027 (vcvt_n_f32_u32): Likewise.
7028 (vcvt_n_s32_f32): Likewise.
7029 (vcvt_n_u32_f32): Likewise.
7030 (vcvtq_n_f32_s32): Likewise.
7031 (vcvtq_n_f32_u32): Likewise.
7032 (vcvtq_n_f64_s64): Likewise.
7033 (vcvtq_n_f64_u64): Likewise.
7034 (vcvtq_n_s32_f32): Likewise.
7035 (vcvtq_n_s64_f64): Likewise.
7036 (vcvtq_n_u32_f32): Likewise.
7037 (vcvtq_n_u64_f64): Likewise.
7038 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
7039 (VSDQ_SDI): Likewise.
7040 (fcvt_target): Support V4DI, V4SI and V2SI.
7041 (FCVT_TARGET): Likewise.
7043 2016-06-08 Jiong Wang <jiong.wang@arm.com>
7045 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
7046 (TYPES_BINOP_SUS): Likewise.
7047 (aarch64_simd_builtin_data): Update include file name.
7048 (aarch64_builtins): Likewise.
7049 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
7050 for conversion between scalar float-point and fixed-point.
7054 * config/aarch64/aarch64.md
7055 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
7056 pattern for conversion between scalar float to fixed-pointer.
7057 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
7058 (UNSPEC_FCVTZS): New UNSPEC enumeration.
7059 (UNSPEC_FCVTZU): Likewise.
7060 (UNSPEC_SCVTF): Likewise.
7061 (UNSPEC_UCVTF): Likewise.
7062 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
7064 (vcvtd_n_f64_u64): Likewise.
7065 (vcvtd_n_s64_f64): Likewise.
7066 (vcvtd_n_u64_f64): Likewise.
7067 (vcvtd_n_f32_s32): Likewise.
7068 (vcvts_n_f32_u32): Likewise.
7069 (vcvtd_n_s32_f32): Likewise.
7070 (vcvts_n_u32_f32): Likewise.
7071 * config/aarch64/iterators.md (fcvt_target): Support integer to float
7073 (FCVT_TARGET): Likewise.
7074 (FCVT_FIXED2F): New iterator.
7075 (FCVT_F2FIXED): Likewise.
7076 (fcvt_fixed_insn): New define_int_attr.
7078 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7080 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
7081 some statements was removed.
7083 2016-06-08 Alan Hayward <alan.hayward@arm.com>
7085 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
7086 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
7087 (vect_can_advance_ivs_p): likewise.
7088 (vect_update_ivs_after_vectorizer): likewise.
7089 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
7090 (vect_analyze_scalar_cycles_1): likewise.
7091 (vect_analyze_loop_operations): likewise.
7092 (report_vect_op): likewise.
7093 (vect_is_slp_reduction): likewise.
7094 (vect_is_simple_reduction): likewise.
7095 (get_initial_def_for_induction): likewise.
7096 (vect_transform_loop): likewise.
7097 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
7098 (vect_recog_sad_pattern): likewise.
7099 (vect_recog_widen_sum_pattern): likewise.
7100 (vect_recog_widening_pattern): likewise.
7101 (vect_recog_divmod_pattern): likewise.
7102 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
7103 (vect_analyze_slp_instance): likewise.
7104 (vect_transform_slp_perm_load): likewise.
7105 (vect_schedule_slp_instance): likewise.
7107 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7109 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
7110 (return_prediction): PRED_CONST_RETURN predict return as not taken.
7111 * predict.def (PRED_CONTINUE): Change hitrate 50->67
7112 (PRED_LOOP_BRANCH): Document predictor as broken.
7113 (PRED_LOOP_EXIT): Change hitrate 91->92.
7114 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
7115 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
7116 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
7117 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
7118 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
7119 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
7120 (PRED_CALL): Chane hitrate 71->67.
7121 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
7122 (PRED_GOTO): Document as unused right now.
7123 (PRED_CONST_RETURN): Change hitrate 67->69
7124 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
7125 (PRED_NULL_RETURN): Change hitrate 91->90.
7126 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
7127 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
7128 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
7130 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
7132 * config/rs6000/altivec.h: Add __builtin_vec_mul.
7133 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
7134 special case Altivec builtin.
7135 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7136 VSX_BUILTIN_VEC_MUL (replaced with special case code).
7137 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7138 code for ALTIVEC_BUILTIN_VEC_MUL.
7139 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7140 for __builtin_vec_mul.
7142 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
7144 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
7147 2016-06-07 David Malcolm <dmalcolm@redhat.com>
7149 * spellcheck.c (selftest::test_find_closest_string): New function.
7150 (spellcheck_c_tests): Call the above.
7152 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7154 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
7156 2016-06-07 Jakub Jelinek <jakub@redhat.com>
7158 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
7159 Yv=Yv,C alternatives.
7161 2016-06-07 Richard Biener <rguenther@suse.de>
7164 * common.opt (ffast-math): Make Optimization.
7166 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
7167 Prachi Godbole <prachi.godbole@imgtec.com>
7169 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
7170 `fabs' and `fneg' type attributes.
7171 (p5600_fpu_fabs): Add `fmove' to the comment.
7173 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
7175 * gimple.c: Include builtins.h
7176 (gimple_inexpensive_call_p): New function.
7177 * gimple.h (gimple_inexpensive_call_p): Declare.
7178 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
7179 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
7182 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
7184 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
7185 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
7186 warning_at_rich_loc, warning_n, pedwarn, permerror,
7187 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
7188 sorry, fatal_error, internal_error, internal_error_no_backtrace):
7191 2016-06-07 Richard Biener <rguenther@suse.de>
7193 PR tree-optimization/71428
7194 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
7195 BIT_FIELD_REF op vs. load.
7197 2016-06-07 Richard Biener <rguenther@suse.de>
7200 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
7203 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7205 * config/pa/pa.md (call): Generate indirect long calls to non-local
7206 functions on TARGET_64BIT.
7207 (call_value): Likewise.
7209 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
7211 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
7212 pattern and subsequent splitters.
7213 (call_val_reg_64bit_post_reload): Likewise.
7215 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7218 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
7219 propagate_op_to_single_use.
7221 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7224 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
7226 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
7228 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
7229 (enum x86_dirflag_state): New enum.
7230 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
7231 (machine_function): Remove needs_cld.
7232 (ix86_current_function_needs_cld): Remove.
7233 * config/i386/i386.c (ix86_set_func_type): Set
7234 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
7235 (ix86_expand_prologue): Do not emit CLD here.
7236 (ix86_dirflag_mode_needed): New function.
7237 (ix86_dirflag_mode_entry): Ditto.
7238 (ix86_mode_needed): Handle X86_DIRFLAG entity.
7239 (ix86_mode_after): Ditto.
7240 (ix86_mode_entry): Ditto.
7241 (ix86_mode_exit): Ditto.
7242 (ix86_emit_mode_set): Ditto.
7243 * config/i386/i386.md (strmov_singleop): Set
7244 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
7245 Do not set ix86_current_function_needs_cld.
7247 (strset_singleop): Ditto.
7249 (cmpstrnqi_nz_1): Ditto.
7250 (cmpstrnqi_1): Ditto.
7251 (strlenqi_1): Ditto.
7253 2016-06-06 Jakub Jelinek <jakub@redhat.com>
7255 PR tree-optimization/71259
7256 * tree-vect-slp.c (vect_get_constant_vectors): For
7257 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
7258 one for constant op, and use COND_EXPR for non-constant.
7260 2016-06-06 David Malcolm <dmalcolm@redhat.com>
7262 * Makefile.in (OBJS): Add function-tests.o,
7263 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
7264 selftest-run-tests.o.
7265 (OBJS-libcommon): Add selftest.o.
7266 (OBJS-libcommon-target): Add selftest.o.
7267 (all.internal): Add "selftest".
7268 (all.cross): Likewise.
7269 (selftest): New phony target.
7270 (s-selftest): New target.
7271 (selftest-gdb): New phony target.
7272 (COLLECT2_OBJS): Add selftest.o.
7273 * bitmap.c: Include "selftest.h".
7274 (selftest::test_gc_alloc): New function.
7275 (selftest::test_set_range): New function.
7276 (selftest::test_clear_bit_in_middle): New function.
7277 (selftest::test_copying): New function.
7278 (selftest::test_bitmap_single_bit_set_p): New function.
7279 (selftest::bitmap_c_tests): New function.
7280 * common.opt (fself-test): New.
7281 * diagnostic-show-locus.c: Include "selftest.h".
7282 (make_range): New function.
7283 (test_range_contains_point_for_single_point): New function.
7284 (test_range_contains_point_for_single_line): New function.
7285 (test_range_contains_point_for_multiple_lines): New function.
7286 (assert_eq): New function.
7287 (test_get_line_width_without_trailing_whitespace): New function.
7288 (selftest::diagnostic_show_locus_c_tests): New function.
7289 * et-forest.c: Include "selftest.h".
7290 (selftest::test_single_node): New function.
7291 (selftest::test_simple_tree): New function.
7292 (selftest::test_disconnected_nodes): New function.
7293 (selftest::et_forest_c_tests): New function.
7294 * fold-const.c: Include "selftest.h".
7295 (selftest::assert_binop_folds_to_const): New function.
7296 (selftest::assert_binop_folds_to_nonlvalue): New function.
7297 (selftest::test_arithmetic_folding): New function.
7298 (selftest::fold_const_c_tests): New function.
7299 * function-tests.c: New file.
7300 * gimple.c: Include "selftest.h".
7301 Include "gimple-pretty-print.h".
7302 (selftest::verify_gimple_pp): New function.
7303 (selftest::test_assign_single): New function.
7304 (selftest::test_assign_binop): New function.
7305 (selftest::test_nop_stmt): New function.
7306 (selftest::test_return_stmt): New function.
7307 (selftest::test_return_without_value): New function.
7308 (selftest::gimple_c_tests): New function.
7309 * hash-map-tests.c: New file.
7310 * hash-set-tests.c: New file.
7311 * input.c: Include "selftest.h".
7312 (selftest::assert_loceq): New function.
7313 (selftest::test_accessing_ordinary_linemaps): New function.
7314 (selftest::test_unknown_location): New function.
7315 (selftest::test_builtins): New function.
7316 (selftest::test_reading_source_line): New function.
7317 (selftest::input_c_tests): New function.
7318 * rtl-tests.c: New file.
7319 * selftest-run-tests.c: New file.
7320 * selftest.c: New file.
7321 * selftest.h: New file.
7322 * spellcheck.c: Include "selftest.h".
7323 (selftest::levenshtein_distance_unit_test_oneway): New function,
7324 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
7325 (selftest::levenshtein_distance_unit_test): Likewise.
7326 (selftest::spellcheck_c_tests): Likewise.
7327 * toplev.c: Include selftest.h.
7328 (toplev::run_self_tests): New.
7329 (toplev::main): Handle -fself-test.
7330 * toplev.h (toplev::run_self_tests): New.
7331 * tree.c: Include "selftest.h".
7332 (selftest::test_integer_constants): New function.
7333 (selftest::test_identifiers): New function.
7334 (selftest::test_labels): New function.
7335 (selftest::tree_c_tests): New function.
7336 * tree-cfg.c: Include "selftest.h".
7337 (selftest::push_fndecl): New function.
7338 (selftest::test_linear_chain): New function.
7339 (selftest::test_diamond): New function.
7340 (selftest::test_fully_connected): New function.
7341 (selftest::tree_cfg_c_tests): New function.
7342 * vec.c: Include "selftest.h".
7343 (selftest::safe_push_range): New function.
7344 (selftest::test_quick_push): New function.
7345 (selftest::test_safe_push): New function.
7346 (selftest::test_truncate): New function.
7347 (selftest::test_safe_grow_cleared): New function.
7348 (selftest::test_pop): New function.
7349 (selftest::test_safe_insert): New function.
7350 (selftest::test_ordered_remove): New function.
7351 (selftest::test_unordered_remove): New function.
7352 (selftest::test_block_remove): New function.
7353 (selftest::reverse_cmp): New function.
7354 (selftest::test_qsort): New function.
7355 (selftest::vec_c_tests): New function.c.
7356 * wide-int.cc: Include selftest.h and wide-int-print.h.
7357 (selftest::from_int <wide_int>): New function.
7358 (selftest::from_int <offset_int>): New function.
7359 (selftest::from_int <widest_int>): New function.
7360 (selftest::assert_deceq): New function.
7361 (selftest::assert_hexeq): New function.
7362 (selftest::test_printing <VALUE_TYPE>): New function template.
7363 (selftest::test_ops <VALUE_TYPE>): New function template.
7364 (selftest::test_comparisons <VALUE_TYPE>): New function template.
7365 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
7367 (selftest::wide_int_cc_tests): New function.
7369 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7372 * ifcvt.c (noce_try_ifelse_collapse): New function.
7374 (noce_process_if_block): Call noce_try_ifelse_collapse.
7375 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
7376 (simplify_ternary_operation): Use the above to simplify
7377 conditional CLZ/CTZ expressions.
7379 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7382 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
7383 define_insn_and_split.
7385 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7388 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
7390 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
7393 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
7394 Implicitly clobber memory for basic asm with non-empty assembler
7395 string. Use targetm.md_asm_adjust also here.
7396 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
7397 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
7398 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
7399 non-empty assembler string.
7400 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
7401 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
7402 (decode_asm_operands): Handle basic asm in PARALLEL block.
7403 (extract_insn): Handle basic asm in PARALLEL block.
7404 * doc/extend.texi: Mention new behavior of basic asm.
7405 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
7406 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
7407 branch_needs_nop_p): Use asm_noperands.
7409 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
7411 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
7412 Include the M7 SPARC DFA scheduler.
7413 New attribute v3pipe.
7414 Annotate insns with v3pipe where appropriate.
7415 Define cpu_feature vis4.
7416 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
7417 Add (V8QI "8") to vbits.
7418 Add insns {add,sub}v8qi3
7419 Add insns ss{add,sub}v8qi3
7420 Add insns us{add,sub}{v8qi,v4hi}3
7421 Add insns {min,max}{v8qi,v4hi,v2si}3
7422 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
7423 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
7424 * config/sparc/niagara4.md: Add a comment explaining the
7425 discrepancy between the documented latenty numbers and the
7427 * config/sparc/niagara7.md: New file.
7428 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7429 supports SPARC5 and VIS 4.0 instructions.
7430 * configure: Regenerate.
7431 * config.in: Likewise.
7432 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7433 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7434 TARGET_CPU_niagara7.
7435 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7436 (CPP_CPU_SPEC): Handle niagara7.
7437 (ASM_CPU_SPEC): Likewise.
7438 * config/sparc/sparc-opts.h (processor_type): Add
7440 (mvis4): New option.
7441 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7442 (AS_NIAGARA7_FLAG): Define.
7443 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7444 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7445 (CPP_CPU_SPEC): Handle niagara7.
7446 (ASM_CPU_SPEC): Likewise.
7447 * config/sparc/sparc.c (niagara7_costs): Define.
7448 (sparc_option_override): Handle niagara7 and adjust cache-related
7449 parameters with better values for niagara cpus. Also support VIS4.
7450 (sparc32_initialize_trampoline): Likewise.
7451 (sparc_use_sched_lookahead): Likewise.
7452 (sparc_issue_rate): Likewise.
7453 (sparc_register_move_cost): Likewise.
7454 (dump_target_flag_bits): Support VIS4.
7455 (sparc_vis_init_builtins): Likewise.
7456 (sparc_builtins): Likewise.
7457 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7459 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7461 * config/sparc/sparc.opt (sparc_processor_type): New value
7463 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7465 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7467 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7470 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7472 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7474 2016-06-06 Richard Biener <rguenther@suse.de>
7476 PR tree-optimization/71398
7477 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7480 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7482 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7483 ft32_expand_prolog, ft32_expand_epilogue):
7484 Handle pretend_args.
7485 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7486 * config/ft32/ft32.md: Add pretend_returner.
7488 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7491 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7492 Copy op1 RTX to avoid invalid sharing.
7493 (ix86_expand_vector_move_misalign): Ditto.
7495 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7497 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7500 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7502 * predict.c (predicted_by_loop_heuristics_p): New function.
7503 (predict_iv_comparison): Use it.
7504 (predict_loops): Walk from innermost loops; do not predict edges
7505 leaving multiple loops multiple times; implement
7506 PRED_LOOP_ITERATIONS_MAX heuristics.
7507 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7509 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7511 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7512 only edges out of BB are EH edges.
7514 2016-06-04 Martin Sebor <msebor@redhat.com>
7515 Marcin Baczyński <marbacz@gmail.com>
7518 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7519 a void expression in a void function.
7521 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7523 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
7524 aux; dump reasons of decisions.
7525 (should_duplicate_loop_header_p): Likewise.
7526 (do_while_loop_p): Likewise.
7527 (ch_base::copy_headers): Dump asi num insns duplicated.
7529 2016-06-04 Jakub Jelinek <jakub@redhat.com>
7531 PR tree-optimization/71405
7532 * tree-ssa.c (execute_update_addresses_taken): For clobber with
7533 incompatible type, build a new clobber with the right type instead
7534 of building a VIEW_CONVERT_EXPR around it.
7536 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7538 PR tree-optimization/52171
7539 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
7540 by_pieces_ninsns instead of move_by_pieces_ninsns.
7542 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7544 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
7545 for reg+reg addressing mode.
7547 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7549 * rs6000-c.c (c/c-tree.h): Add #include.
7550 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
7551 in C++ when found in the base position of vec_ld or vec_st.
7553 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7555 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
7556 use of profile unless profile status is PROFILE_READ.
7557 * profile.c (compute_branch_probabilities): Set profile status
7558 only after reporting predictor hitrates.
7560 2016-06-03 Joseph Myers <joseph@codesourcery.com>
7564 * common.opt (ffp-int-builtin-inexact): New option.
7565 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7566 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
7567 (ceil@var{m}2): Document dependence on this option.
7568 * ipa-inline-transform.c (inline_call): Handle
7569 flag_fp_int_builtin_inexact.
7570 * ipa-inline.c (can_inline_edge_p): Likewise.
7571 * config/i386/i386.md (rintxf2): Do not test
7572 flag_unsafe_math_optimizations.
7573 (rint<mode>2_frndint): New define_insn.
7574 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
7575 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
7576 for 387 instead of extending and truncating.
7577 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
7578 !flag_trapping_math instead of flag_unsafe_math_optimizations.
7579 Change to frndint<mode>2_<rounding>.
7580 (frndintxf2_<rounding>_i387): Likewise. Change to
7581 frndint<mode>2_<rounding>_i387.
7582 (<rounding_insn>xf2): Likewise.
7583 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
7584 !flag_trapping_math instead of flag_unsafe_math_optimizations for
7585 x87. Test TARGET_ROUND || !flag_trapping_math ||
7586 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
7587 SSE. Use ROUND_NO_EXC in constant operand of
7588 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
7589 for 387 instead of extending and truncating.
7591 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
7592 Julia Koval <julia.koval@intel.com>
7604 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
7605 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
7606 all registers, except for function return registers if there are
7607 no caller-saved registers.
7608 (ix86_set_func_type): New function.
7609 (ix86_set_current_function): Call ix86_set_func_type to set
7610 no_caller_saved_registers and func_type. Call reinit_regs if
7611 caller-saved registers are changed. Don't allow MPX, SSE, MMX
7612 nor x87 instructions in interrupt handler nor function with
7613 no_caller_saved_registers attribute.
7614 (ix86_function_ok_for_sibcall): Return false if there are no
7615 caller-saved registers.
7616 (type_natural_mode): Don't warn ABI change for MMX in interrupt
7618 (ix86_function_arg_advance): Skip for callee in interrupt handler.
7619 (ix86_function_arg): Return special arguments in interrupt handler.
7620 (ix86_promote_function_mode): Promote pointer to word_mode only
7621 for normal functions.
7622 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
7624 (ix86_epilogue_uses): New function.
7625 (ix86_hard_regno_scratch_ok): Likewise.
7626 (ix86_save_reg): Preserve all registers in interrupt handler
7627 after reload. Preserve all registers, except for function return
7628 registers, if there are no caller-saved registers after reload.
7629 (find_drap_reg): Always use callee-saved register if there are
7630 no caller-saved registers.
7631 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
7632 for interrupt handler.
7633 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
7634 Emit cld instruction if stringops are used in interrupt handler
7635 or interrupt handler isn't a leaf function.
7636 (ix86_expand_epilogue): Generate interrupt return for interrupt
7637 handler and pop the 'ERROR_CODE' off the stack before interrupt
7638 return in exception handler.
7639 (ix86_expand_call): Disallow calling interrupt handler directly.
7640 If there are no caller-saved registers, mark all registers that
7641 are clobbered by the call which returns as clobbered.
7642 (ix86_handle_no_caller_saved_registers_attribute): New function.
7643 (ix86_handle_interrupt_attribute): Likewise.
7644 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
7646 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
7647 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
7648 accumulation in interrupt function if stack may be realigned to
7650 (EPILOGUE_USES): New.
7651 (function_type): New enum.
7652 (machine_function): Add func_type and no_caller_saved_registers.
7653 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
7654 (interrupt_return): New pattern.
7655 * doc/extend.texi: Document x86 interrupt and
7656 no_caller_saved_registers attributes.
7658 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
7660 PR tree-optimization/52171
7661 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
7662 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
7663 Look for constant strings. Move some code to emit_block_cmp_hints
7665 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
7666 * defaults.h (COMPARE_MAX_PIECES): New macro.
7667 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
7668 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
7669 (clear_by_pieces_1): Don't declare. Move definition before use.
7670 (can_do_by_pieces): New static function.
7671 (can_move_by_pieces): Use it. Return bool.
7672 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
7673 OP. All callers changed. Handle COMPARE_BY_PIECES.
7674 (class pieces_addr); New.
7675 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
7676 pieces_addr::adjust, pieces_addr::increment_address,
7677 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
7679 (class op_by_pieces_d): New.
7680 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
7682 (class move_by_pieces_d, class compare_by_pieces_d,
7683 class store_by_pieces_d): New subclasses of op_by_pieces_d.
7684 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
7685 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
7686 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
7687 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
7688 compare_by_pieces_d::finish_mode): New member functions.
7689 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
7691 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
7692 (emit_block_cmp_hints): New function.
7693 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
7694 use the newly defined classes.
7695 * expr.h (by_pieces_constfn): New typedef.
7696 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
7697 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
7698 (move_by_pieces_ninsns): Don't declare.
7699 (can_move_by_pieces): Change return value to bool.
7700 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
7701 (compare_by_pieces_branch_ratio): New hook.
7702 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
7703 (by_pieces_ninsns): Declare.
7704 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
7706 (default_compare_by_pieces_branch_ratio): New function.
7707 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
7708 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
7709 * doc/tm.texi: Regenerate.
7710 * tree-ssa-strlen.c: Include "builtins.h".
7711 (handle_builtin_memcmp): New static function.
7712 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
7713 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
7715 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7717 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
7718 relevant stmts which are simple and invariant.
7719 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
7720 instead of simple and invariant
7722 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7724 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
7725 (vectorizable_reduction): Check for new relevant state.
7726 (vectorizable_live_operation): vectorize live stmts using
7727 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
7728 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
7729 (vect_stmt_relevant_p): Check for stmts which are only used live.
7730 (process_use): Use of a stmt does not inherit it's live value.
7731 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
7732 (vect_analyze_stmt): Check for new relevant state.
7733 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
7734 outside the loop, but not inside it.
7736 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7738 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
7739 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
7740 (vect_get_vec_def_for_operand): Split out code.
7742 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
7744 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
7746 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7748 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
7750 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7752 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
7754 2016-06-03 Jakub Jelinek <jakub@redhat.com>
7757 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
7758 to noreturn e->callee->decl that has void return type and void
7759 arguments, adjust gimple_call_fntype and remove lhs even if it had
7760 previously addressable type.
7762 2016-06-02 Jeff Law <law@redhat.com>
7764 PR tree-optimization/71328
7765 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
7766 error when checking for a jump back onto the copied path.
7768 2016-06-02 David Malcolm <dmalcolm@redhat.com>
7770 * config/microblaze/microblaze.c (get_branch_target): Add return
7771 NULL_RTX for the non-CALL_P case.
7772 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
7773 (insert_wic): Remove unused local "j".
7775 2016-06-02 Martin Liska <mliska@suse.cz>
7777 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
7779 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
7780 Julia Koval <julia.koval@intel.com>
7782 * function.c (assign_parm_setup_stack): Force source into a
7784 * target.def (function_incoming_arg): Update documentation to
7785 allow arbitrary address computation based on hard register.
7786 * doc/tm.texi: Regenerated.
7788 2016-06-02 Martin Liska <mliska@suse.cz>
7790 * predict.c (combine_predictions_for_bb): Fix first match in
7791 cases where a first predictor contains more than one occurence
7792 in list of predictors. Take the best value in such case.
7794 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7796 PR rtl-optimization/71295
7797 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
7798 offset would go over the size of the inner mode reject it.
7800 2016-06-02 Jakub Jelinek <jakub@redhat.com>
7802 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
7803 x=x,x and v=v,m instead of x=x,m.
7805 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
7806 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
7807 alternative to v=rm,C.
7809 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
7810 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
7811 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
7812 instead of vex for the last two above mentioned alternatives.
7814 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7817 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
7819 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
7821 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
7823 2016-06-01 David Malcolm <dmalcolm@redhat.com>
7825 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
7826 from int to unsigned.
7828 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7830 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
7831 alternatives, eliminating preferred register class. Add support
7832 for the MTVSRDD instruction in ISA 3.0.
7833 (vsx_splat_v4si_internal): Use splat_input_operand instead of
7834 reg_or_indexed_operand.
7835 (vsx_splat_v4sf_internal): Likewise.
7837 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7840 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
7841 for loading up all 0's or all 1's.
7843 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
7845 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
7847 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
7849 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
7851 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
7852 * gcc.c (set_source_date_epoch_envvar): New function, sets
7853 the SOURCE_DATE_EPOCH environment variable to the current time.
7855 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7857 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
7858 the factor for live Phi nodes.
7860 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7862 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
7863 * tree-parloops.c (parallelize_loops): likewise.
7864 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
7865 tree_unswitch_outer_loop): likewise.
7867 2016-06-01 Jakub Jelinek <jakub@redhat.com>
7870 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
7871 around creation of the temporary.
7873 2016-06-01 Richard Biener <rguenther@suse.de>
7875 PR tree-optimization/71366
7876 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
7877 (unloop_loops): Move removing edges here ...
7878 (try_unroll_loop_completely): ... from here.
7879 (try_peel_loop): ... and here.
7880 (tree_unroll_loops_completely_1): Track parent loops via
7881 bitmap of header BBs.
7882 (tree_unroll_loops_completely): Adjust for that.
7884 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7886 * config/rs6000/altivec.h (vec_slv): New macro.
7887 (vec_srv): New macro.
7888 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
7889 (UNSPEC_VSRV): New value.
7892 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
7893 (vsrv): New builtin definition.
7894 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
7895 define argument types for new builtin.
7896 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
7898 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
7901 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
7902 Jocelyn Mayer <l_indien@magic.fr>
7905 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
7906 detect processor family for signature_CENTAUR_ebx.
7907 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
7908 signature_CENTAUR_ebx.
7909 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
7910 <default>: Pass x86-64 for has_longmode.
7912 2016-06-01 Nathan Sidwell <nathan@acm.org>
7914 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
7917 2016-06-01 Richard Biener <rguenther@suse.de>
7919 PR tree-optimization/71261
7920 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
7921 of stmts successfully put in the bool pattern. Remove
7922 single-use restriction.
7923 (adjust_bool_pattern_cast): Add cast at the use site via the
7924 pattern def sequence.
7925 (adjust_bool_pattern): Remove recursion, maintain a hash-map
7926 of patterned defs. Use the pattern def seqence instead of
7927 multiple independent patterns.
7928 (sort_after_uid): New qsort compare function.
7929 (adjust_bool_stmts): New function to process stmts in the bool
7930 pattern in IL order.
7931 (vect_recog_bool_pattern): Adjust.
7932 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
7933 (ifcvt_walk_pattern_tree): Likewise.
7934 (stmt_is_root_of_bool_pattern): Likewise.
7935 (ifcvt_repair_bool_pattern): Likewise.
7936 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
7938 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7940 * loop-unroll.c (decide_unroll_constant_iterations,
7941 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
7942 likely upper bounds.
7943 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
7945 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
7947 * tree-core.h (enum omp_clause_code): Remove
7948 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
7950 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7952 * config/arm/sync.md (arm_store_exclusive<mode>):
7953 Use 'H' output modifier on operands[2] rather than creating a new
7954 entry in out-of-bounds memory of the operands array.
7955 (arm_store_release_exclusivedi): Likewise.
7957 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7959 * config/arm/arm.c (arm_fusion_enabled_p): New function.
7960 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
7961 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
7962 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
7964 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7966 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
7967 into account live statements for mask producers.
7969 2016-06-01 Richard Biener <rguenther@suse.de>
7971 PR tree-optimization/71311
7972 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
7973 restrict to non-INTEGER_CST @0.
7975 2016-06-01 Richard Biener <rguenther@suse.de>
7977 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
7978 (relational patterns): Use :c to avoid pattern duplications.
7980 2016-06-01 Richard Biener <rguenther@suse.de>
7982 * genmatch.c (comparison_code_p): New predicate.
7983 (swap_tree_comparison): New function.
7984 (commutate): Add for_vec parameter to append new for entries.
7985 Support commutating relational operators by swapping it alongside
7987 (lower_commutative): Adjust.
7988 (dt_simplify::gen): Do not pass artificial operators to gen
7990 (decision_tree::gen): Do not add artificial operators as parameters.
7991 (parser::parse_expr): Verify operator commutativity when :c is
7992 applied. Allow :C to override this.
7993 * match.pd: Adjust patterns to use :C instead of :c where required.
7995 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
7997 PR tree-optimization/71077
7998 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
7999 the combining step, use boolean_false_node and boolean_true_node
8000 as the designated false/true return values.
8002 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8004 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
8005 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
8006 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
8009 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8011 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
8012 of flags impliying the register renaming.
8013 * toplev.c (process_options): Do not imply flag_rename_registers with
8016 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8018 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
8019 default implementation.
8021 2016-05-31 Nathan Sidwell <nathan@acm.org>
8023 * dwarf2out.c (cur_line_info_table): Add GTY marker.
8025 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8027 * config/sh/constraints.md (b): Remove constraint.
8028 * config/sh/predicates.md (arith_reg_operand): Remove
8030 * config/sh/sh-modes.def (PDI): Remove.
8031 * config/sh/sh.c (sh_target_reg_class,
8032 sh_optimize_target_register_callee_saved): Remove functions.
8033 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
8034 (sh_expand_epilogue): Update comment.
8035 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
8036 sh_secondary_reload): Remove TARGET_REGS related code.
8037 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
8038 TARGET_REGISTER_P): Remove macros.
8039 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
8040 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
8041 TR1_REG, TR2_REG): Remove constants.
8042 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
8044 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8046 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
8047 define_expand patterns.
8048 (adddi3_compact): Rename to adddi3.
8049 (subdi3_compact): Rename to subdi3.
8050 (*negdi2): Rename to negdi2.
8051 (*abs<mode>2): Rename to abs<mode>2.
8053 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
8055 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
8056 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
8057 (atomic_sub_fetchsi): ... this new pattern.
8058 (mvtc): Add CC_REG clobber.
8060 2016-05-31 Marek Polacek <polacek@redhat.com>
8062 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
8064 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8066 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
8067 aarch64_fusion_enabled_p to check for fusion capabilities.
8069 2016-05-31 Richard Biener <rguenther@suse.de>
8071 PR tree-optimization/71352
8072 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
8073 minus one and a negate.
8075 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8077 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
8078 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
8080 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
8081 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
8082 Remove use of aarch64_simd_attr_length_move, set length attribute
8084 (*aarch64_be_movoi): Likewise.
8085 (*aarch64_be_movci): Likewise.
8086 (*aarch64_be_movxi): Likewise.
8088 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
8090 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
8091 It no longer does that.
8092 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
8094 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
8096 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
8097 attribute __unused__.
8099 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
8101 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
8102 * config/arm/arm.c (arm_arch_thumb1): Define.
8103 (arm_option_override): Initialize arm_arch_thumb1.
8104 * config/arm/arm.h (arm_arch_thumb1): Declare.
8105 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
8106 support Thumb-1 ISA.
8108 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
8111 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
8112 `Yv' for scalar operand.
8114 2016-05-31 Tom de Vries <tom@codesourcery.com>
8116 PR tree-optimization/69068
8117 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
8118 phis with more than two args.
8120 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
8122 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
8123 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
8126 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
8128 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
8130 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8132 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
8133 cpu_32, cpu_64, tune_32 and tune_64.
8134 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
8136 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8140 2016-05-30 Andi Kleen <ak@linux.intel.com>
8142 * auto-profile.c (read_profile): Replace asserts with errors
8143 when file does not exist.
8144 * gcov-io.c (gcov_read_words): Dito.
8146 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8148 * tree-cfg.c (print_loop): Print likely upper bounds.
8150 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8152 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
8153 * opts.c (default_options): Enable peel loops at -O3.
8154 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
8155 (try_peel_loop): Do not re-peel already peeled loops;
8156 use likely upper bounds; fix profile updating.
8157 (pass_complete_unroll::execute): Initialize peeled_loops.
8159 2016-05-30 Martin Liska <mliska@suse.cz>
8161 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
8162 computed costs by frequency of BB they belong to.
8163 (get_scaled_computation_cost_at): New function.
8165 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
8166 Marc Glisse <marc.glisse@inria.fr>
8168 PR tree-optimization/71289
8169 * match.pd (-1 / B < A, A > -1 / B): New transformations.
8171 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8173 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
8175 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8177 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
8178 for peeled copies; avoid underflow when updating estimates; correctly
8181 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8183 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
8184 r236875. Corrected oe3 to oe2 as obvious.
8186 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8190 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
8191 that inserted stmt will not dominate stmts that defines its operand.
8192 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
8193 (rewrite_expr_tree_parallel): Likewise.
8195 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
8198 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
8199 all fields including stmt_to_insert are swapped.
8201 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8203 * predict.h (force_edge_cold): Declare.
8204 * predict.c (force_edge_cold): New function.
8205 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
8207 (canonicalize_loop_induction_variables): Fix formating.
8209 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
8211 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
8212 (visium_expand_copysign): Use gen_int_mode directly.
8213 (visium_compute_frame_size): Minor tweaks.
8215 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8217 * tree-vect-loop.c (vect_analyze_loop_2): Use
8218 likely_max_stmt_executions_int.
8220 2016-05-30 Tom de Vries <tom@codesourcery.com>
8222 PR tree-optimization/69067
8223 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
8225 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
8228 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
8229 New peepholes to remove unneeded fild/fistp pairs.
8230 (define_peephole2 atomic_loaddi_fpu): Ditto.
8232 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8234 * predict.c (maybe_hot_frequency_p): Avoid division.
8236 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8238 * doc/install.texi: Use https for shop.fsf.org.
8240 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8242 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
8243 likely_max_stmt_executions_int.
8245 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8247 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8248 likely_max_stmt_executions_int.
8250 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8252 * profile.c (compute_branch_probabilities): Do not report hitrates
8254 (branch_prob): Report hitrates here.
8255 * predict.c (gimple_predict_edge): Do not assert profile status;
8256 fix formatting issues.
8258 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8260 * predict.c (edge_predicted_by_p): New function.
8261 (predict_paths_for_bb): Do not put multiple predictions of the same type
8264 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8266 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
8269 2016-05-28 Alan Modra <amodra@gmail.com>
8271 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
8273 2016-05-28 Alan Modra <amodra@gmail.com>
8275 PR rtl-optimization/71275
8276 * ira.c (ira): Free dominance info.
8278 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8280 * doc/sourcebuild.texi: New address for upstream Go repository.
8282 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8284 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8285 (TARGET_ARM_V7M): Likewise.
8287 2016-05-26 Jeff Law <law@redhat.com>
8289 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
8290 (thread_across_edge): Remove calls to find_jump_threads_backwards.
8291 * passes.def: Add jump threading passes before DOM/VRP.
8292 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
8293 argument to a basic block from an edge. Remove tests which are
8295 (pass_data_thread_jumps, class pass_thread_jumps): New.
8296 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
8297 (make_pass_thread_jumps): Likewise.
8298 * tree-pass.h (make_pass_thread_jumps): Declare.
8300 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
8302 * config/visium/visium-protos.h (split_double_move): Rename into...
8303 (visium_split_double_move): ...this.
8304 (visium_split_double_add): Declare.
8305 * config/visium/visium.c (split_double_move): Rename into...
8306 (visium_split_double_move): ...this.
8307 (visium_split_double_add): New function.
8308 (visium_expand_copysign): Renumber operands for consistency.
8309 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
8310 (DFmode move splitter): Likewise.
8311 (*addi3_insn): Split by means of visium_split_double_add.
8312 (*adddi3_insn_flags): Delete.
8313 (*plus_plus_sltu<subst_arith>): New insn.
8314 (*subdi3_insn): Split by means of visium_split_double_add.
8315 (subdi3_insn_flags): Delete.
8316 (*minus_minus_sltu<subst_arith>): New insn.
8317 (*negdi2_insn): Split by means of visium_split_double_add.
8318 (*negdi2_insn_flags): Delete.
8320 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
8322 * configure.ac: Treat a --with-headers option without argument
8323 the same as the default (i.e. consult sys-include directory).
8324 * configure: Regenerate.
8326 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8328 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
8329 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
8331 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
8332 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8334 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8337 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
8338 tree-stdarg analysis results.
8339 (aarch64_setup_incoming_varargs): Likewise.
8341 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8343 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
8344 va_list_gpr_counter_field and va_list_fpr_counter_field.
8346 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
8349 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
8350 * config/aarch64/aarch64.c
8351 (aarch64_cannot_change_mode_class): Remove function.
8352 * config/aarch64/aarch64-protos.h
8353 (aarch64_cannot_change_mode_class): Remove.
8355 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8357 * cfgloop.c (record_niter_bound): Record likely upper bounds.
8358 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
8359 get_likely_max_loop_iterations_int): New.
8360 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
8361 any_likely_upper_bound.
8362 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
8364 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
8365 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
8367 (unroll_loop_constant_iterations): Likewise.
8368 (unroll_loop_runtime_iterations): Likewise.
8369 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
8370 * lto-streamer-out.c (output_cfg): Likewise.
8371 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
8373 (canonicalize_loop_induction_variables): Dump likely upper bounds.
8374 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
8375 (likely_max_loop_iterations): New.
8376 (likely_max_loop_iterations_int): New.
8377 (likely_max_stmt_executions): New.
8378 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
8379 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
8380 likely_max_stmt_executions): Declare.
8382 2016-05-27 Marek Polacek <polacek@redhat.com>
8385 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
8387 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8389 * config/s390/s390.md (2x risbg splitters): Use
8390 reg_overlap_mentioned_p instead of rtx_equal_p.
8392 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8394 * combine.c (make_compound_operation): Take known zero bits into
8395 account when checking for possible zero_extend.
8397 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8399 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
8400 Use const_int_operand for operand 2 predicate. Simplify expand code
8403 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
8406 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
8409 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8411 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
8412 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
8413 that returns CC_SESWPmode and CC_ZESWPmode.
8414 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
8416 (aarch64_rtx_costs): Likewise.
8418 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8420 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
8421 for ISA 3.0 min/max support.
8422 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
8423 conditional move support.
8424 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
8425 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8427 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8428 conditional moves where the comparison type is different from move
8430 (fp_minmax): New code iterator for smin/smax.
8431 (minmax): New code attributes for min/max.
8432 (SMINMAX): Likewise.
8433 (smax<mode>3): Combine min, max insns into one insn using the
8434 fp_minmax code iterator. Add support for ISA 3.0 min/max
8435 instructions that don't need -ffast-math.
8436 (s<minmax><mode>3): Likewise.
8437 (smax<mode>3_vsx): Likewise.
8438 (smin<mode>3): Likewise.
8439 (s<minmax><mode>3_vsx): Likewise.
8440 (smin<mode>3_vsx): Likewise.
8441 (pre-VSX min/max splitters): Likewise.
8442 (s<minmax><mode>3_fpr): Likewise.
8443 (movsfcc): Rewrite floating point conditional moves to combine
8444 SFmode/DFmode into a single insn.
8445 (mov<mode>cc): Likewise.
8446 (movdfcc): Likewise.
8447 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8448 SFDF2 iterators to handle all combinations.
8449 (fseldfsf4): Likewise.
8450 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8451 (fseldfdf4): Likewise.
8452 (fselsfdf4): Likewise.
8453 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8454 comparison instructions that set a 0/-1 mask, and use it for
8455 floating point conditional move via XXSEL.
8456 (fpmask<mode>): Likewise.
8457 (xxsel<mode>): Likewise.
8458 * config/rs6000/predicates.md (min_max_operator): Delete, no
8460 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8461 instructions that generate a 0/-1 mask for use with XXSEL.
8462 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8463 say whether floating point min/max is available, either through
8464 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8465 (TARGET_MINMAX_DF): Likewise.
8467 2016-05-27 Alan Modra <amodra@gmail.com>
8469 PR rtl-optimization/71275
8470 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8471 for update_equiv_regs and combine_and_move_insns.
8473 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8475 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8476 if_then_else or cond RTXes to calculate attribute value.
8477 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8478 <attr "length_immediate>: Ditto.
8479 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8480 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8481 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8482 <attr "type">: Ditto.
8483 <attr "prefix_data16">: Ditto.
8484 <attr "prefix_extra">: Ditto.
8485 <attr "length_immediate">: Ditto.
8486 <attr "prefix">: Ditto.
8487 (vec_set<mode>_0) <attr "isa">: Ditto.
8488 <attr "prefix_extra">: Ditto.
8489 <attr "length_immediate">: Ditto.
8490 <attr "prefix">: Ditto.
8491 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8492 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8493 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8494 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8495 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8496 <attr "length_immediate">: Ditto.
8497 <attr "prefix">: Ditto.
8498 (sse2_movsd) <attr "length_immediate">: Ditto.
8499 <attr "prefix">: Ditto.
8500 (vec_concatv2df) <attr "isa">: Ditto.
8501 <attr "prefix">: Ditto.
8502 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8503 (*vec_extractv2di_1) <attr "isa">: Ditto.
8504 <attr "type">: Ditto.
8505 <attr "length_immediate">: Ditto.
8506 <attr "prefix_rex">: Ditto.
8507 <attr "prefix_extra">: Ditto.
8508 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8509 <attr "prefix_extra">: Ditto.
8510 <attr "length_immediate">: Ditto.
8511 (vec_concatv2di) <attr "isa">: Ditto.
8512 <attr "prefix_extra">: Ditto.
8513 <attr "length_immediate">: Ditto.
8514 <attr "prefix">: Ditto.
8516 2016-05-26 Martin Liska <mliska@suse.cz>
8518 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8520 (operator+): Likewise.
8521 (operator-): Likewise.
8522 (comp_cost::operator+=): Likewise.
8523 (comp_cost::operator-=): Likewise.
8524 (comp_cost::operator/=): Likewise.
8525 (comp_cost::operator*=): Likewise.
8526 (operator<): Likewise.
8527 (operator==): Likewise.
8528 (operator<=): Likewise.
8530 (infinite_cost_p): Likewise.
8531 (add_costs): Likewise.
8532 (sub_costs): Likewise.
8533 (compare_costs): Likewise.
8534 (set_group_iv_cost): Use the newly introduced functions.
8535 (get_address_cost): Likewise.
8536 (get_shiftadd_cost): Likewise.
8537 (force_expr_to_var_cost): Likewise.
8538 (split_address_cost): Likewise.
8539 (ptr_difference_cost): Likewise.
8540 (difference_cost): Likewise.
8541 (get_computation_cost_at): Likewise.
8542 (determine_group_iv_cost_generic): Likewise.
8543 (determine_group_iv_cost_address): Likewise.
8544 (determine_group_iv_cost_cond): Likewise.
8545 (autoinc_possible_for_pair): Likewise.
8546 (determine_group_iv_costs): Likewise.
8547 (cheaper_cost_pair): Likewise.
8548 (iv_ca_recount_cost): Likewise.
8549 (iv_ca_set_no_cp): Likewise.
8550 (iv_ca_set_cp): Likewise.
8551 (iv_ca_cost): Likewise.
8552 (iv_ca_new): Likewise.
8553 (iv_ca_dump): Likewise.
8554 (iv_ca_narrow): Likewise.
8555 (iv_ca_prune): Likewise.
8556 (iv_ca_replace): Likewise.
8557 (try_add_cand_for): Likewise.
8558 (try_improve_iv_set): Likewise.
8559 (find_optimal_iv_set): Likewise.
8561 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
8563 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
8564 that internal functions will clobber all caller-saved registers.
8566 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8568 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8569 Return a better case_values_threshold when optimizing.
8571 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8573 * config/aarch64/aarch64-simd.md (aarch64_combinez):
8574 Add ? to integer variant.
8575 (aarch64_combinez_be): Likewise.
8577 2016-05-26 Jakub Jelinek <jakub@redhat.com>
8579 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
8580 instead of x constraint.
8581 (vcvtps2ph256<mask_name>): Likewise.
8583 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
8584 alternative. Formatting fix.
8586 * config/i386/sse.md
8587 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
8589 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
8590 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
8591 maybe_evex prefix instead of vex.
8592 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
8593 EXT_REX_SSE_REG_P (op0) case in the splitter.
8595 2016-05-25 Jeff Law <law@redhat.com>
8597 PR tree-optimization/71272
8598 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
8599 Update comments. Add test for empty path.
8601 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
8603 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
8604 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
8605 special case builtin.
8606 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8607 code for ALTIVEC_BUILTIN_VEC_CMPNE.
8608 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8609 for __builtin_vec_cmpne.
8611 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
8613 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
8614 redundant test and bail out if the type of the new operand is not
8615 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
8617 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8619 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
8620 (x_ix86_target_flags_explicit): Remove.
8621 * config/i386/i386.c (ix86_function_specific_save): Do not copy
8622 x_ix86_target_flags_explicit.
8623 (ix86_function_specific_restore): Ditto.
8625 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8626 H.J. Lu <hongjiu.lu@intel.com>
8629 * common/config/i386/i386-common.c
8630 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
8631 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
8632 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
8633 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
8634 (-mgeneral-regs-only): Add new option.
8635 * config/i386/i386.c (ix86_option_override_internal): Don't enable
8636 x87 instructions if only general registers are allowed.
8637 (ix86_target_string): Add ix86_flags argument. Handle additional
8638 flags options through ix86_flags argument. Update all callers.
8639 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
8641 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8643 PR rtl-optimization/66940
8644 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
8645 decrementing desired_val will not overflow before performing these
8648 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
8650 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
8651 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
8652 * config/i386/i386.c (enum ix86_builtins): Add
8653 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
8654 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
8655 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
8656 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
8657 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
8658 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
8659 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
8660 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
8661 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
8662 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
8663 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
8664 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
8665 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
8666 __builtin_ia32_cvtps2dq512_mask.
8667 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
8668 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
8669 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
8670 * config/i386/sse.md
8671 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
8673 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
8674 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
8676 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
8677 (avx512f_vec_pack_sfix_v8df): New define_expand.
8678 (avx512f_roundpd512): Rename to ...
8679 (avx512f_round<castmode>512): ... this. Change iterator.
8680 (avx512f_roundps512_sfix): New define_expand.
8681 (round<mode>2_sfix): Change iterator.
8683 2016-05-25 Nick Clifton <nickc@redhat.com>
8685 * config/msp430/msp430.c (msp430_attr): Produce an error if a
8686 static interrupt handler is detected.
8687 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
8688 default linker script.
8689 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8690 the low part of a symbolic pointer.
8692 2016-05-25 Richard Biener <rguenther@suse.de>
8694 PR tree-optimization/71261
8695 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
8696 interesting stmt instead of immediate uses when looking
8697 for the use operand to replace.
8699 2016-05-25 Martin Liska <mliska@suse.cz>
8701 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
8703 2016-05-25 Richard Biener <rguenther@suse.de>
8705 PR tree-optimization/71264
8706 * tree-vect-stmts.c (vect_init_vector): Properly deal with
8709 2016-05-25 Martin Liska <mliska@suse.cz>
8711 PR tree-optimization/71239
8712 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
8713 if DECL_SIZE is NULL.
8715 2016-05-25 Richard Biener <rguenther@suse.de>
8717 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
8718 * tree-if-conv.c (pass_data_if_conversion): Use it.
8720 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
8722 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
8723 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
8724 * varpool.c (varpool_node::get_availability): Likewise.
8726 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8728 * config/rs6000/altivec.md (VNEG iterator): New iterator for
8729 VNEGW/VNEGD instructions.
8730 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
8731 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
8732 support for ISA 3.0 VNEGW/VNEGD instructions.
8734 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
8736 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
8737 pointers inside OACC_DATA regions.
8738 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
8739 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
8740 (gimplify_adjust_omp_clauses): Fix typo in comment.
8742 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8744 * config/rs6000/altivec.md (VParity): New mode iterator for vector
8745 parity built-in functions.
8746 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
8748 (p9v_parity<mode>2): Likewise.
8749 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
8751 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
8752 (parity<mode>2): ISA 3.0 expander for vector parity.
8753 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
8755 (BU_P9_64BIT_MISC_0): Likewise.
8756 (BU_P9_MISC_0): Likewise.
8757 (BU_P9V_AV_1): Likewise.
8758 (BU_P9V_AV_2): Likewise.
8759 (BU_P9V_AV_3): Likewise.
8760 (BU_P9V_AV_P): Likewise.
8761 (BU_P9V_VSX_1): Likewise.
8762 (BU_P9V_OVERLOAD_1): Likewise.
8763 (BU_P9V_OVERLOAD_2): Likewise.
8764 (BU_P9V_OVERLOAD_3): Likewise.
8765 (VCTZB): Add vector count trailing zeros support.
8769 (VPRTYBD): Add vector parity support.
8770 (VPRTYBQ): Likewise.
8771 (VPRTYBW): Likewise.
8772 (VCTZ): Add overloaded vector count trailing zeros support.
8773 (VPRTYB): Add overloaded vector parity support.
8774 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8775 overloaded vector count trailing zeros and parity instructions.
8776 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
8777 vector parity support.
8778 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
8779 trailing zeros support.
8780 (vec_cntlz): Likewise.
8781 (vec_vctzb): Likewise.
8782 (vec_vctzd): Likewise.
8783 (vec_vctzh): Likewise.
8784 (vec_vctzw): Likewise.
8785 (vec_vprtyb): Add ISA 3.0 vector parity support.
8786 (vec_vprtybd): Likewise.
8787 (vec_vprtybw): Likewise.
8788 (vec_vprtybq): Likewise.
8789 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8790 the ISA 3.0 vector count trailing zeros and vector parity built-in
8793 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8795 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
8796 when there is stmt_to_insert.
8798 2016-05-24 Martin Sebor <msebor@redhat.com>
8801 * tree.h (complete_or_array_type_p): New inline function.
8803 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8805 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
8806 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
8807 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
8809 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
8810 Limit 1st alternative to noavx isa, split 2nd alternative into one
8811 noavx and one avx alternative, use *x and Bm in the former and
8812 x and m in the latter.
8814 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
8815 of sse4 for the first alternative, drop %v from the template
8816 and d operand modifier. Split second alternative into one sse4_noavx
8817 and one avx alternative, use *x instead of *v in the former and v
8818 instead of *v in the latter.
8819 (*sse4_1_extractps): Use noavx isa instead of * for the first
8820 alternative, drop %v from the template. Split second alternative into
8821 one noavx and one avx alternative, use *x instead of *v in the
8822 former and v instead of *v in the latter.
8823 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
8824 with noavx and the last one with avx.
8825 (sse4_1_phminposuw): Guard first alternative with noavx isa,
8826 split the second one into one noavx and one avx alternative,
8827 use *x and Bm in the former and x and m in the latter one.
8828 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
8831 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
8832 first two alternatives to noavx, use *x instead of *v in the second
8833 one, add avx alternative without *.
8834 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
8835 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
8836 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
8838 2016-05-24 Jeff Law <law@redhat.com>
8840 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
8841 New function, extracted from...
8842 (fsm_find_control_statement_thread_paths): Here. Use the new function.
8843 Allow simple copies and constant initializations in the SSA chain.
8845 2016-05-24 Marek Polacek <polacek@redhat.com>
8848 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
8851 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8854 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
8855 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
8856 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
8857 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
8858 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
8860 2016-05-24 Richard Biener <rguenther@suse.de>
8862 PR tree-optimization/71240
8863 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
8866 2016-05-24 Richard Biener <rguenther@suse.de>
8868 PR tree-optimization/71230
8869 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
8871 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8873 * tree-vectorizer.h (vectorizable_comparison): Delete.
8874 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
8875 PURE_SLP_STMT check.
8876 * tree-vect-stmts.c (vectorizable_call): Likewise.
8877 (vectorizable_simd_clone_call): Likewise.
8878 (vectorizable_conversion): Likewise.
8879 (vectorizable_assignment): Likewise.
8880 (vectorizable_shift): Likewise.
8881 (vectorizable_operation): Likewise.
8882 (vectorizable_load): Likewise.
8883 (vectorizable_condition): Likewise.
8884 (vectorizable_store): Likewise. Assert that we don't have
8886 (vectorizable_comparison): Make static. Remove redundant
8887 PURE_SLP_STMT check.
8888 (vect_transform_stmt): Assert that we always have an slp_node
8891 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8893 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
8894 operands[2] against 1 with comparison against CONST1_RTX.
8895 (<shift>di3_neon): Likewise.
8896 * config/arm/predicates.md (const0_operand): Replace with comparison
8899 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8901 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
8902 operands[2] against 1 with comparison against CONST1_RTX.
8903 (ashrdi3): Likewise.
8904 (lshrdi3): Likewise.
8905 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
8907 (ashrsi3): Likewise.
8908 (lshrsi3): Likewise.
8909 (rotrsi3): Likewise.
8910 (define_split above *compareqi_eq0): Likewise.
8911 (define_split above "prologue"): Likewise.
8912 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
8913 * config/arm/predicates.md (shift_operator): Likewise.
8914 (shift_nomul_operator): Likewise.
8915 (sat_shift_operator): Likewise.
8916 (thumb1_cmp_operand): Likewise.
8917 (const_neon_scalar_shift_amount_operand): Replace manual range
8918 check with IN_RANGE.
8919 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
8920 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
8922 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8924 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
8925 with HOST_WIDE_INT_1.
8927 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
8928 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
8929 (arm_canonicalize_comparison): Likewise.
8930 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
8932 (thumb1_size_rtx_costs): Likewise.
8933 (vfp_const_double_index): Replace cast of 1 to unsigned
8934 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8935 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
8937 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
8938 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8939 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
8940 HOST_WIDE_INT with HOST_WIDE_INT_1.
8942 2016-05-24 Marek Polacek <polacek@redhat.com>
8944 * tree-cfg.h (should_remove_lhs_p): New predicate.
8945 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
8946 * gimplify.c (gimplify_modify_expr): Likewise.
8947 * tree-cfg.c (verify_gimple_call): Likewise.
8948 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
8949 * gimple-fold.c: Include "tree-cfg.h".
8950 (gimple_fold_call): Use should_remove_lhs_p.
8952 2016-05-24 Richard Biener <rguenther@suse.de>
8954 PR tree-optimization/71253
8955 * cfganal.h (control_dependences): Make robust against edge
8957 (control_dependences::control_dependences): Remove edge_list argument.
8958 (control_dependences::get_edge): Remove.
8959 (control_dependences::get_edge_src): Add.
8960 (control_dependences::get_edge_dest): Likewise.
8961 (control_dependences::m_el): Make a vector of edge src/dest index.
8962 * cfganal.c (control_dependences::find_control_dependence): Adjust.
8963 (control_dependences::control_dependences): Likewise.
8964 (control_dependences::~control_dependence): Likewise.
8965 (control_dependences::get_edge): Remove.
8966 (control_dependences::get_edge_src): Add.
8967 (control_dependences::get_edge_dest): Likewise.
8968 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
8970 (perform_tree_ssa_dce): Adjust.
8971 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
8973 (pass_loop_distribution::execute): Adjust. Do loop destroying
8974 conditional on changed.
8976 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8979 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
8980 return. Reindent transformation comment and mention the ARM state
8983 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8986 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
8987 after build_and_add_sum creates new use stmt.
8989 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8991 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
8992 load_lanes/grouped_load classification comes first. Don't check
8993 whether the vectorization factor is a multiple of the group size
8996 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8998 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
8999 GROUP_GAP for single-element interleaving.
9000 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
9003 2016-05-24 Richard Biener <rguenther@suse.de>
9007 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
9008 bases which are accessed with non-invariant indices.
9009 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
9010 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
9012 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9015 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
9016 (add_to_ops_vec): Add stmt_to_insert.
9017 (add_repeat_to_ops_vec): Init stmt_to_insert.
9018 (insert_stmt_before_use): New.
9019 (transform_add_to_multiply): Remove mult_stmt insertion and add it
9021 (get_ops): Init stmt_to_insert.
9022 (maybe_optimize_range_tests): Likewise.
9023 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
9024 (rewrite_expr_tree_parallel): Likewise.
9025 (reassociate_bb): Likewise.
9027 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9030 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
9031 ISA 3.0 xxperm fusion alternative.
9032 (altivec_vperm_v8hiv16qi): Likewise.
9033 (altivec_vperm_<mode>_uns_internal): Likewise.
9034 (vperm_v8hiv4si): Likewise.
9035 (vperm_v16qiv8hi): Likewise.
9037 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9038 Kelvin Nilsen <kelvin@gcc.gnu.org>
9040 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
9041 vpermr/xxpermr on ISA 3.0.
9042 (altivec_expand_vec_perm_le): Likewise.
9043 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
9044 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
9047 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
9049 * config/i386/i386.h (IS_STACK_MODE): Enable for
9050 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
9051 SSE_FLOAT_MODE_P macros.
9052 * config/i386/i386.c (ix86_preferred_reload_class): Use
9053 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
9054 Cleanup regclass processing for CONST_DOUBLE_P.
9055 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
9056 (ix86_rtx_costs): Remove redundant TARGET_80387 check
9057 with IS_STACK_MODE macro.
9058 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
9060 (*movdf_internal): Use IS_STACK_MODE macro.
9061 (*movsf_internal): Ditto.
9063 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
9065 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
9066 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
9068 2016-05-23 Jeff Law <law@redhat.com>
9070 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
9072 (fsm_find_control_statement_thread_paths): Call it.
9074 2016-05-23 Martin Jambor <mjambor@suse.cz>
9077 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
9078 from_global_constant if t is not NULL.
9080 2016-05-23 Marek Polacek <polacek@redhat.com>
9083 * common.opt (Wswitch-unreachable): New option.
9084 * doc/invoke.texi: Document -Wswitch-unreachable.
9085 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
9088 2016-05-23 Bin Cheng <bin.cheng@arm.com>
9090 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
9091 TMR_INDEX is non-NULL.
9093 2016-05-23 Richard Biener <rguenther@suse.de>
9095 PR tree-optimization/71230
9096 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
9097 (try_special_add_to_ops): ... here. Always test for single-use.
9099 2016-05-23 Martin Jambor <mjambor@suse.cz>
9101 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
9102 default block if a PHI node in the original one would be resized.
9104 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9106 PR tree-optimization/58135
9107 * tree-vect-slp.c: When group size is not multiple
9108 of vector size, allow splitting of store group at
9111 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
9113 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
9115 2016-05-22 Jakub Jelinek <jakub@redhat.com>
9117 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9118 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
9119 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
9122 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
9123 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
9124 v constraint instead of x and vinserti32x4 insn.
9126 * config/i386/sse.md (i128vldq): New mode iterator.
9127 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
9128 avx512dq and avx512vl alternatives.
9130 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
9131 constraint, use maybe_evex prefix instead of vex.
9132 (vec_dupv4sf): Use v constraint instead of x for output
9133 operand except for noavx alternative, use Yv constraint
9134 instead of x for input. Use maybe_evex prefix instead of vex.
9135 (*vec_dupv4si): Likewise.
9136 (*vec_dupv2di): Likewise.
9138 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9141 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
9142 (linearize_expr_tree): Call try_special_add_to_ops.
9143 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
9145 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9147 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
9148 to computed stack_usage.
9150 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9153 * config/avr/avr.md (define_expand "mov<mode>"): If the source
9154 operand is subreg (symbol_ref) then move the symbol ref to register.
9156 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
9158 * tree.c (array_at_struct_end_p): Look through MEM_REF.
9160 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
9163 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
9166 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9168 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
9169 ranges by calling get_single_symbol and tidy up. Look more closely
9170 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
9172 2016-05-20 Jeff Law <law@redhat.com>
9174 * bitmap.c (bitmap_find_bit): Remove useless test.
9176 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
9178 * function.c (thread_prologue_and_epilogue_insns): Commit the
9179 insertion of the epilogue.
9181 2016-05-20 Martin Jambor <mjambor@suse.cz>
9183 PR tree-optimization/70884
9184 * tree-sra.c (initialize_constant_pool_replacements): Do not check
9185 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
9186 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
9187 of constant pool data as a reason for scalarization.
9189 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
9191 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
9192 for naked functions.
9193 (thumb1_expand_prologue): Likewise.
9195 2016-05-20 Nathan Sidwell <nathan@acm.org>
9197 * config/nvptx/nptx.c (nvptx_option_override): Only set
9198 flag_toplevel_reorder, if not explicitly specified. Set
9199 flag_no_common, unless explicitly specified.
9201 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9203 * calls.c (can_implement_as_sibling_call_p): Mark param
9204 reg_parm_stack_space with ATTRIBUTE_UNUSED.
9206 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
9208 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
9209 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
9210 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
9212 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
9213 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
9216 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
9218 * config/nvptx/nvptx.md (sincossf3): New pattern.
9220 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9222 * calls.c (maybe_complain_about_tail_call): New function.
9223 (initialize_argument_information): Call
9224 maybe_complain_about_tail_call when clearing *may_tailcall.
9225 (can_implement_as_sibling_call_p): Call
9226 maybe_complain_about_tail_call when returning false.
9227 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
9228 ensure try_tail_call is set. Call maybe_complain_about_tail_call
9229 if tail-call optimization fails.
9230 * cfgexpand.c (expand_call_stmt): Initialize
9231 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
9232 * gimple-pretty-print.c (dump_gimple_call): Dump
9233 gimple_call_must_tail_p.
9234 * gimple.c (gimple_build_call_from_tree): Call
9235 gimple_call_set_must_tail with the value of
9236 CALL_EXPR_MUST_TAIL_CALL.
9237 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
9238 (gimple_call_set_must_tail): New function.
9239 (gimple_call_must_tail_p): New function.
9240 * print-tree.c (print_node): Update printing of TREE_STATIC
9241 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
9242 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
9243 trailing comment listing applicable flags.
9244 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
9246 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9248 * calls.c (expand_call): Move "Rest of purposes for tail call
9249 optimizations to fail" to...
9250 (can_implement_as_sibling_call_p): ...this new function, and
9251 split into multiple "if" statements.
9253 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9255 * cfgloop.h (expected_loop_iterations_unbounded,
9256 expected_loop_iterations): Unconstify.
9257 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
9258 profile with known upper bound; return 3 when profile is absent.
9259 (expected_loop_iterations): Update.
9261 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9263 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
9264 and get_max_loop_iterations_int.
9266 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9268 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
9269 realistic upper bounds here.
9271 2016-05-20 Jakub Jelinek <jakub@redhat.com>
9274 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
9275 calls if the LHS is variable length or has addressable type.
9276 If targets[0]->decl is a noreturn call with void return type and
9277 zero arguments, adjust fntype and remove lhs in that case.
9279 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
9281 PR tree-optimization/71079
9282 PR tree-optimization/71206
9283 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
9285 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9287 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
9288 (get_vec_alignment_for_array_decl): Likewise.
9289 (get_vec_alignment_for_record_decl): Likewise.
9290 (increase_alignment::execute): Move code to find alignment to
9291 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
9292 (type_align_map): New hash_map.
9294 2016-05-20 Richard Guenther <rguenther@suse.de>
9296 PR tree-optimization/29756
9297 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
9298 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
9299 * fold-const.c (operand_equal_p): Likewise.
9300 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
9301 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
9302 * tree-inline.c (estimate_operator_cost): Likewise.
9303 * tree-pretty-print.c (dump_generic_node): Likewise.
9304 * tree-ssa-operands.c (get_expr_operands): Likewise.
9305 * cfgexpand.c (expand_debug_expr): Likewise.
9306 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
9307 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
9308 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
9309 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
9310 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
9311 (execute_update_addresses_taken): Do it.
9313 2016-05-20 Richard Biener <rguenther@suse.de>
9315 PR tree-optimization/71185
9316 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
9317 register operations.
9319 2016-05-20 Richard Biener <rguenther@suse.de>
9321 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
9322 gimple_seq_add_seq_without_update.
9323 (release_bb_predicate): Assert we have no operands to free.
9324 (if_convertible_loop_p_1): Calculate post dominators later.
9325 Do not free BB predicates here.
9326 (combine_blocks): Do not recompute BB predicates.
9327 (version_loop_for_if_conversion): Save BB predicates around
9330 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9332 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
9333 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
9334 code. Ignore sibcalls on EDGE_IGNORE edges.
9335 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
9336 on edges for sibcalls that run without prologue. The rest of the
9337 function is combined from...
9338 (fix_fake_fallthrough_edge): ... this, and ...
9339 (try_shrink_wrapping): ... a part of this. Remove the bb_with
9340 function argument, make it a local variable.
9342 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
9344 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
9345 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
9346 for 32-bit mode and SEH for 64-bit.
9347 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
9348 TARGET_64BIT_DEFAULT.
9350 2016-05-19 Ryan Burn <contact@rnburn.com>
9352 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
9353 * gengtype.c (open_base_files): Add cilk.h to ifiles.
9355 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
9357 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
9358 force pending loads from memory.
9360 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
9362 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
9363 (UNSPEC_DARN_32): New unspec constant.
9364 (UNSPEC_DARN_RAW): New unspec constant.
9365 (darn_32): New instruction.
9366 (darn_raw): New instruction.
9367 (darn): New instruction.
9368 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
9369 support and documentation for this macro.
9370 (BU_P9_MISC_1): New macro definition.
9371 (BU_P9_64BIT_MISC_0): New macro definition.
9372 (BU_P9_MISC_0): New macro definition.
9373 (darn_32): New builtin definition.
9374 (darn_raw): New builtin definition.
9375 (darn): New builtin definition.
9376 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
9377 RS6000_BUILTIN_0 directives to surround each occurrence of
9378 #include "rs6000-builtin.def".
9379 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
9380 RS6000_BTM_64BIT flags to the returned mask, depending on
9382 (def_builtin): Correct an error in the assignments made to the
9383 debugging variable attr_string.
9384 (rs6000_expand_builtin): Add support for no-operand built-in
9386 (builtin_function_type): Remove fatal_error assertion that is no
9388 (rs6000_common_init_builtins): Add support for no-operand built-in
9390 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
9392 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
9394 (RS6000_BTM_64BIT): New macro definition.
9395 * doc/extend.texi: Document __builtin_darn (void),
9396 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
9399 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
9401 * tree-vect-loop.c (vect_analyze_loop_2): Use also
9402 max_loop_iterations_int.
9404 2016-05-19 Marek Polacek <polacek@redhat.com>
9406 PR tree-optimization/71031
9407 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
9408 condition and adjust the code a bit.
9410 2016-05-19 Martin Liska <mliska@suse.cz>
9412 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
9413 auto_vec instead of vec.
9415 2016-05-19 Martin Liska <mliska@suse.cz>
9417 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
9419 2016-05-19 Martin Liska <mliska@suse.cz>
9421 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
9423 2016-05-19 Martin Liska <mliska@suse.cz>
9425 * ipa-pure-const.c (set_function_state): Remove an existing
9427 (remove_node_data): Do not free it as it's released
9428 in set_function_state.
9430 2016-05-19 Martin Liska <mliska@suse.cz>
9432 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9435 2016-05-19 Martin Liska <mliska@suse.cz>
9437 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9439 2016-05-19 Martin Liska <mliska@suse.cz>
9441 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9442 an auto_vec instead of re-creating it.
9444 2016-05-19 Martin Liska <mliska@suse.cz>
9446 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9447 auto_vec instead of vec.
9449 2016-05-19 Martin Liska <mliska@suse.cz>
9451 * lto-section-in.c (lto_get_section_data): Call
9452 lto_check_version with additional argument.
9453 * lto-streamer.c (lto_check_version): Add new argument.
9454 * lto-streamer.h (lto_check_version): Likewise.
9456 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9458 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9459 Don't add cost of inner memory when handling sign-extended loads.
9461 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9463 PR rtl-optimization/71148
9464 * cse.c (cse_main): Free dominance info.
9465 (rest_of_handle_cse): Don't free dominance info.
9466 (rest_of_handle_cse2): Likewise.
9467 (rest_of_handle_cse_after_global_opts): Likewise.
9469 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9472 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9473 NULL_TREE early if NEON is not available. Remove now redundant check
9474 in ARM_CHECK_BUILTIN_MODE.
9476 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9479 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9480 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9481 * doc/cpp.texi: Document new macros.
9483 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9485 PR tree-optimization/69848
9486 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9487 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9489 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9491 * function.c (thread_prologue_and_epilogue_insn): Move the
9492 "goto epilogue_done" one block later.
9494 2016-05-19 Richard Biener <rguenther@suse.de>
9496 PR tree-optimization/70729
9497 * passes.def: Move LIM pass before PRE. Remove no longer
9498 required copyprop and move first DCE out of the loop pipeline.
9500 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9503 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9504 (OBJS-libcommon-target): ...here.
9505 * opts-common.c: Include spellcheck.h.
9506 (cmdline_handle_error): Build a vec of valid options and use it
9507 to suggest provide hints for misspelled arguments.
9509 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9512 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9513 lhs if it has TREE_ADDRESSABLE type.
9515 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9518 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9519 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9521 2016-05-18 Martin Jambor <mjambor@suse.cz>
9524 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
9525 input for NOP_EXPR pass-through functions.
9526 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
9527 aggregate global constant VAR_DECLs in constant jump functions.
9529 2016-05-18 Martin Jambor <mjambor@suse.cz>
9532 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
9533 from TREE_READONLY parameters.
9535 2016-05-18 Martin Jambor <mjambor@suse.cz>
9538 * cgraph.h (cgraph_indirect_call_info): New field
9539 guaranteed_unmodified.
9540 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
9541 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9543 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
9544 pass the parameter value to ipa_find_agg_cst_for_param.
9545 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
9546 guaranteed_unmodified, store AA results there instead of bailing out
9548 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
9549 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
9550 (find_constructor_constant_at_offset): New function.
9551 (ipa_find_agg_cst_from_init): Likewise.
9552 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
9553 static initializers of contants, report back through a new paameter
9554 from_global_constant if that was the case.
9555 (try_make_edge_direct_simple_call): Also pass parameter value to
9556 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9558 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
9559 (ipa_read_indirect_edge_info): Likewise.
9560 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
9561 (ipa_load_from_parm_agg): Likewise.
9563 2016-05-18 Jiong Wang <jiong.wang@arm.com>
9565 PR rtl-optimization/71150
9566 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
9569 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9572 * config/rs6000/constraints.md (wE constraint): New constraint
9573 for a vector constant that can be loaded with XXSPLTIB.
9574 (wM constraint): New constraint for a vector constant of a 1's.
9575 (wS constraint): New constraint for a vector constant that can be
9576 loaded with XXSPLTIB and a vector sign extend instruction.
9577 * config/rs6000/predicates.md (xxspltib_constant_split): New
9578 predicates for wE/wS constraints.
9579 (xxspltib_constant_nosplit): Likewise.
9580 (easy_vector_constant): Add support for constants that can be
9581 loaded via XXSPLTIB.
9582 (all_ones_constant): New predicate for vector constant with all
9584 (splat_input_operand): Add support for ISA 3.0 word splat operations.
9585 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
9586 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
9587 instruction and possibly with a sign extension.
9588 (output_vec_const_move): Add support for XXSPLTIB. If we are
9589 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
9590 instead of XXLXOR/XXLORC.
9591 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
9593 (rs6000_legitimize_reload_address): Likewise.
9594 (rs6000_output_move_128bit): Use output_vec_const_move to emit
9596 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
9597 combine VSX_M and VSX_M2 into one iterator.
9599 (VSINT_84): New iterators for loading constants with XXSPLTIB.
9600 (VSINT_842): Likewise.
9601 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
9602 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
9603 XXSPLTIB instruction.
9604 (xxspltib_<mode>_nosplit): Likewise.
9605 (xxspltib_<mode>_split): New insn to load up constants with
9606 XXSPLTIB and a sign extend instruction.
9607 (vsx_mov<mode>): Replace single move that handled all vector types
9608 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
9609 moves (when -mvsx-timode is in effect) into the main vector
9610 moves. Eliminate separate moves for <VSr> <VSa>, where the
9611 preferred register class (<VSr>) is listed first, and the
9612 secondary register class (<VSa>) is listed second with a '?' to
9613 discourage use. Prefer loading 0/-1 in any VSX register for ISA
9614 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
9615 that if the register was involved in a slow operation, the
9616 clear/set operation does not wait for the slow operation to
9617 finish. Adjust the length attributes for 32-bit mode. Use
9618 rs6000_output_move_128bit and drop the use of the string
9619 instructions for 32-bit movti when -mvsx-timode is in effect. Use
9620 spacing so that the alternatives and attributes don't generate
9621 long lines, and put things in columns, so that it is easier to
9622 match up the operands and attributes with the insn alternatives.
9623 (vsx_mov<mode>_64bit): Likewise.
9624 (vsx_mov<mode>_32bit): Likewise.
9625 (vsx_movti_64bit): Fold movti into normal vector moves.
9626 (vsx_movti_32bit): Likewise.
9627 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
9629 (vsx_splat_v4si_internal): Likewise.
9630 (vsx_splat_v4sf_internal): Likewise.
9631 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
9632 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
9633 extend vector elements.
9634 (vsx_sign_extend_hi_<mode>): Likewise.
9635 (vsx_sign_extend_si_v2di): Likewise.
9636 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
9638 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
9639 constraints. Add trailing period to wL documentation.
9641 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
9644 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
9645 * tree-dfa.c (replace_abnormal_ssa_names): New function.
9646 * tree-call-cdce.c: Include tree-dfa.h.
9647 (can_guard_call_p): New function, extracted from...
9648 (can_use_internal_fn): ...here.
9649 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
9651 (shrink_wrap_one_built_in_call): Likewise.
9652 (use_internal_fn): Likewise.
9653 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
9654 and return void. Call replace_abnormal_ssa_names.
9655 (pass_call_cdce::execute): Check can_guard_call_p during the
9656 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
9657 will always change something.
9659 2016-05-18 Martin Jambor <mjambor@suse.cz>
9662 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
9663 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
9665 2016-05-18 Martin Jambor <mjambor@suse.cz>
9668 * ipa-inline.h (condition): New field size.
9669 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
9670 for comaprison and store it into the new condition.
9671 (evaluate_conditions_for_known_args): Use condition size to check
9672 access sizes for all but CHANGED conditions.
9673 (unmodified_parm_1): New parameter size_p, store access size into it.
9674 (unmodified_parm): Likewise.
9675 (unmodified_parm_or_parm_agg_item): Likewise.
9676 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
9677 (set_cond_stmt_execution_predicate): Extract access sizes and store
9679 (set_switch_stmt_execution_predicate): Likewise.
9680 (will_be_nonconstant_expr_predicate): Likewise.
9681 (will_be_nonconstant_predicate): Likewise.
9682 (inline_read_section): Stream condition size.
9683 (inline_write_summary): Likewise.
9685 2016-05-18 Richard Biener <rguenther@suse.de>
9687 * tree-ssa-loop-im.c (determine_max_movement): Properly add
9688 condition cost to PHI cost instead of total_cost.
9690 2016-05-18 Martin Liska <mliska@suse.cz>
9693 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
9696 2016-05-18 Richard Biener <rguenther@suse.de>
9698 * lto-streamer.h (LTO_major_version): Bump to 6.
9700 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9702 * function.c (make_split_prologue_seq, make_prologue_seq,
9703 make_epilogue_seq): New functions, factored out from...
9704 (thread_prologue_and_epilogue_insns): Here.
9706 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9708 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
9709 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
9710 of before. Add a comment.
9712 2016-05-18 Bin Cheng <bin.cheng@arm.com>
9714 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
9715 expression pointer, not pointer to the pointer.
9717 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9719 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
9720 (avx2_pbroadcast<mode>): Add another alternative with v instead
9721 of x constraints in it, using <pbroadcast_evex_isa> isa.
9722 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
9724 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
9725 constraint x instead of v in second alternative, add avx512bw
9728 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
9729 constraint x instead of v in second alternative, add avx512bw
9732 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
9733 constraint x instead of v in second alternative, add avx512bw
9736 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
9737 avx512bw alternative.
9739 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9741 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
9743 (define_insn "*andnottf3"): Ditto.
9744 (define_insn "*<code><mode>3"/any_logic): Ditto.
9745 (define_insn "*<code>tf3"/any_logic): Ditto.
9746 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
9747 operand to block AVX-512VL insn variant emit when it is not enabled.
9749 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9751 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
9752 constraint fot SF mode.
9754 2016-05-18 Petr Murzin <petr.murzin@intel.com>
9755 Kirill Yukhin <kirill.yukhin@intel.com>
9757 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
9759 (define_insn "rsqrt14<mode>"): Ditto.
9760 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
9761 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
9762 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
9763 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
9764 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
9766 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
9767 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
9768 * config/i386/i386.c (ix86_print_operand): Expand check for size
9769 override codes for Intel syntax.
9771 2016-05-18 Richard Biener <rguenther@suse.de>
9773 PR tree-optimization/71168
9774 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
9775 initialization earlier.
9777 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
9779 * config/aarch64/aarch64-simd.md
9780 (aarch64_reduc_plus_internal<mode>): Rename to...
9781 (reduc_plus_scal): ...This, and remove previous implementation.
9783 2016-05-18 Richard Biener <rguenther@suse.de>
9785 * passes.def: Put late dse and cd_dce in canonical order.
9787 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
9789 * ipa-inline-transform.c (preserve_function_body_p): Look for
9790 first non-thunk clone.
9791 (save_function_body): Save into first non-thunk.
9792 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
9794 (lto_output_node): Inline thunks don't need body in every
9796 * lto-streamer-in.c: Do not fixup thunk clones.
9797 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
9799 * tree-inline.c (copy_bb): Be prepared for target node to be new after
9802 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9805 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
9806 (reassociate_bb): Call transform_add_to_multiply.
9808 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9810 * config/aarch64/aarch64.c (all_extensions): Removed unused
9813 2016-05-17 Nathan Sidwell <nathan@acm.org>
9815 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
9816 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
9818 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
9820 PR tree-optimization/54579
9822 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
9824 2016-05-17 Marek Polacek <polacek@redhat.com>
9827 * tree-inline.c (expand_call_inline): Call
9828 maybe_remove_unused_call_args.
9830 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
9832 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
9833 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
9834 * doc/md.texi (fmin@var{m}3): Likewise.
9836 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9838 * match.pd (X & C): New transformation.
9840 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9842 * match.pd (~X & Y): New transformation.
9844 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9846 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
9847 information for new SSA_NAME.
9848 (simplify_conversion_using_ranges): Get range through get_range_info
9849 instead of get_value_range.
9851 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9853 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
9854 Remove inline assembly.
9855 (vmvn_s16): Likewise.
9856 (vmvn_s32): Likewise.
9857 (vmvn_u8): Likewise.
9858 (vmvn_u16): Likewise.
9859 (vmvn_u32): Likewise.
9860 (vmvnq_s8): Likewise.
9861 (vmvnq_s16): Likewise.
9862 (vmvnq_s32): Likewise.
9863 (vmvnq_u8): Likewise.
9864 (vmvnq_u16): Likewise.
9865 (vmvnq_u32): Likewise.
9866 (vmvn_p8): Likewise.
9867 (vmvnq_p16): Likewise.
9869 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9871 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
9873 (vmul_n_s16): Likewise.
9874 (vmul_n_s32): Likewise.
9875 (vmul_n_u16): Likewise.
9876 (vmul_n_u32): Likewise.
9877 (vmulq_n_f32): Likewise.
9878 (vmulq_n_f64): Likewise.
9879 (vmulq_n_s16): Likewise.
9880 (vmulq_n_s32): Likewise.
9881 (vmulq_n_u16): Likewise.
9882 (vmulq_n_u32): Likewise.
9884 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9886 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
9887 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
9889 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9891 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
9892 to *aarch64_fma4_elt_from_dup<mode>.
9893 (*aarch64_fnma4_elt_to_128df): Rename to
9894 *aarch64_fnma4_elt_from_dup<mode>.
9895 * config/aarch64/arm_neon.h (vfma_n_f64): New.
9896 (vfms_n_f32): Likewise.
9897 (vfms_n_f64): Likewise.
9898 (vfmsq_n_f32): Likewise.
9899 (vfmsq_n_f64): Likewise.
9901 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
9903 * wide-int.h: Change fixed_wide_int_storage from class to struct.
9905 2016-05-17 Richard Biener <rguenther@suse.de>
9907 PR tree-optimization/71132
9908 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
9909 Only add control dependences for blocks in the loop.
9910 (build_rdg): Adjust.
9911 (generate_code_for_partition): Return whether loop should
9912 be destroyed and delay that.
9913 (distribute_loop): Likewise.
9914 (pass_loop_distribution::execute): Record loops to be destroyed
9915 and perform delayed destroying of loops.
9917 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9920 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
9922 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9924 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
9926 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
9929 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
9930 insertion point for instructions generated by validize_mem.
9932 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9934 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
9937 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9939 * config/aarch64/aarch64.c
9940 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
9941 rather than a macro.
9943 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9945 * doc/invoke.texi (AArch64 Options): Various updates.
9947 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9949 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
9950 into instrumentation thunks.
9951 * cif-code.def (CIF_CHKP): New.
9953 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
9955 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
9957 2016-05-16 Martin Jambor <mjambor@suse.cz>
9959 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
9960 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
9962 2016-05-16 Marek Polacek <polacek@redhat.com>
9964 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
9967 2016-05-16 Martin Jambor <mjambor@suse.cz>
9970 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
9971 the outlined kernel function.
9973 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
9975 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
9976 (ISA_HAS_DLSA): Ditto.
9978 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9980 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
9982 2016-05-16 Nathan Sidwell <nathan@acm.org>
9984 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
9985 (nvptx_name_replacement): Restore. Add comment.
9986 (write_fn_proto, write_fn_proto_from_insn,
9987 nvptx_output_call_insn): Restore
9988 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
9990 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9992 * config/aarch64/aarch64.md
9993 (add<mode>3_compareC_cconly_imm): Remove use of %w.
9994 (add<mode>3_compareC_imm): Likewise.
9995 (<optab>si3_uxtw): Split into register and immediate variants.
9996 (andsi3_compare0_uxtw): Likewise.
9997 (and<mode>3_compare0): Likewise.
9998 (and<mode>3nr_compare0): Likewise.
9999 (stack_protect_test_<mode>): Don't use %x for memory operands.
10001 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
10003 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
10005 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
10007 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
10008 Split integer shifts into shift_reg and bfm.
10009 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
10010 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
10011 (ror<mode>3_insn): Likewise.
10012 (<optab>si3_insn_uxtw): Likewise.
10013 (<optab><mode>3_insn): Change to rotate_imm.
10014 (extr<mode>5_insn_alt): Likewise.
10015 (extrsi5_insn_uxtw): Likewise.
10016 (extrsi5_insn_uxtw_alt): Likewise.
10018 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10020 * doc/tm.texi: Regenerate.
10021 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
10022 (TARGET_INVALID_RETURN_TYPE): Remove.
10023 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
10024 TARGET_INVALID_RETURN_TYPE.
10025 * target.def (invalid_parameter_type): Remove.
10026 (invalid_return_type): Remove.
10028 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10030 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
10031 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
10033 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
10035 (preserve_function_body_p): No need to preserve function body
10036 * cif-codes.def (CIF_THUNK): Remove.
10037 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
10039 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10041 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
10043 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10045 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
10048 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10050 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
10051 (inline_small_functions): Do not look for function symbol when
10054 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
10056 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
10059 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10060 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10061 Jiong Wang <jiong.wang@arm.com>
10063 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
10064 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
10065 Define __ARM_FP16_ARGS when appropriate.
10066 * config/arm/arm.c (arm_invalid_parameter_type): Remove
10068 (arm_invalid_return_type): Likewise.
10069 (TARGET_INVALID_PARAMETER_TYPE): Remove.
10070 (TARGET_INVALID_RETURN_TYPE): Remove.
10071 (aapcs_vfp_sub_candidate): Allow HFmode.
10072 (aapcs_vfp_allocate): Add comment. Support HFmode.
10073 (aapcs_vfp_allocate_return_reg): Likewise.
10074 (struct aapcs_cp_arg_layout): Slightly reword comments for
10075 is_return_candidate and allocate_return_reg.
10076 (output_mov_vfp): Update assert.
10077 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
10079 (arm_invalid_parameter_type): Remove.
10080 (amr_invalid_return_type): Remove.
10081 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
10082 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
10083 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
10085 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
10087 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
10088 * config/aarch64/arch64-protos.h
10089 (aarch64_legitimize_reload_address): Remove.
10090 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
10093 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
10095 * configure.ac: Add ACX_NONCANONICAL_HOST.
10096 * configure: Regenerate.
10097 * Makefile.in: Set host_noncanonical.
10099 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
10102 * config/i386/i386.md (*movtf_internal): Before register allocation,
10103 do not allow FP constants for CM_MEDIUM memory model, allow only
10104 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
10105 (*movxf_internal): Ditto.
10106 (*movdf_internal): Ditto.
10107 (*movsf_internal): Ditto.
10109 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
10111 PR rtl-optimization/67483
10112 * combine.c (make_compound_operation): Don't call extract_left_shift
10113 with negative shift amounts.
10115 2016-05-13 Jakub Jelinek <jakub@redhat.com>
10118 * fold-const.c (fold_checksum_tree): Allow modification
10119 of TYPE_ALIAS_SET during folding.
10121 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
10122 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
10123 (ix86_split_to_parts): Likewise. Fix up formatting.
10125 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
10127 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
10128 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
10131 2016-05-13 Nathan Sidwell <nathan@acm.org>
10133 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
10134 (nvptx_name_replacement): Delete.
10135 (write_fn_proto, write_fn_proto_from_insn,
10136 nvptx_output_call_insn): Remove nvptx_name_replacement call.
10137 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
10138 * langhooks.c (add_builtin_funcction_common): Call
10139 targetm.mangle_decl_assembler_name.
10141 * config/nvptx/nvptx.c (write_fn_proto): Handle
10142 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
10144 2016-05-13 Martin Liska <mliska@suse.cz>
10146 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
10147 and PRIu64 in printf format.
10149 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10151 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
10154 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10156 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10157 Change --param max-completely-peeled-times to
10158 --param max-completely-peel-times in dump file printing.
10160 2016-05-13 Richard Biener <rguenther@suse.de>
10162 PR tree-optimization/42587
10163 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
10164 (find_bswap_or_nop_1): Likewise.
10165 (bswap_replace): Likewise.
10167 2016-05-13 Martin Liska <mliska@suse.cz>
10169 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
10170 Initialize a variable with default value.
10172 2016-05-13 Martin Liska <mliska@suse.cz>
10174 * doc/invoke.texi: Enhance explanation of error recovery
10177 2016-05-13 Martin Liska <mliska@suse.cz>
10179 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
10180 (struct cost_pair): Change inv_expr_id (int) to inv_expr
10181 (iv_inv_expr_ent *).
10182 (struct iv_inv_expr_ent): Comment struct fields.
10183 (sort_iv_inv_expr_ent): New function.
10184 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
10185 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
10186 a hash_map between iv_inv_expr_ent and number of usages.
10187 (niter_for_exit): Fix coding style.
10188 (tree_ssa_iv_optimize_init): Use renamed variable.
10189 (determine_base_object): Fix coding style.
10190 (alloc_iv): Likewise.
10191 (find_interesting_uses_outside): Likewise.
10192 (add_candidate_1): Likewise.
10193 (add_standard_iv_candidates): Likewise.
10194 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
10195 (prepare_decl_rtl): Fix coding style.
10196 (get_address_cost): Likewise.
10197 (get_shiftadd_cost): Likewise.
10198 (force_expr_to_var_cost): Likewise.
10199 (compare_aff_trees): Likewise.
10200 (get_expr_id): Restructure the function.
10201 (get_loop_invariant_expr_id): Renamed to
10202 get_loop_invariant_expr.
10203 (get_computation_cost_at): Replace usage of inv_expr_id with
10205 (get_computation_cost): Likewise.
10206 (determine_group_iv_cost_generic): Likewise.
10207 (determine_group_iv_cost_address): Likewise.
10208 (iv_period): Fix coding style.
10209 (iv_elimination_compare_lt): Likewise.
10210 (may_eliminate_iv): Likewise.
10211 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
10213 (determine_group_iv_costs): Dump invariant expressions.
10214 (iv_ca_recount_cost): Use the newly added hash_map.
10215 (iv_ca_set_remove_invariants): Fix coding style.
10216 (iv_ca_set_add_invariants): Fix coding style.
10217 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
10219 (iv_ca_set_cp): Likewise.
10220 (iv_ca_new): Initialize the newly added hash_map and remove
10221 initialization of fields.
10222 (iv_ca_free): Delete the hash_map.
10223 (iv_ca_dump): Dump invariant expressions.
10224 (iv_ca_extend): Fix coding style.
10225 (try_add_cand_for): Likewise.
10226 (create_new_ivs): Dump information about # of avg iterations and
10227 # of used invariant expressions.
10228 (rewrite_use_compare): Fix coding style.
10229 (free_loop_data): Set default value for max_inv_expr_id.
10231 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
10233 * cse.c (rest_of_handle_cse): Use cleanup_cfg
10234 returned value cse_cfg_altered computation.
10235 (rest_of_handle_cse2): Likewise.
10236 (rest_of_handle_cse_after_global_opts): Likewise.
10238 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10241 * config/arm/arm.c (arm32_output_mi_thunk): New.
10242 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
10243 to split Thumb1 vs TARGET_32BIT functionality.
10244 (arm_thumb1_mi_thunk): New.
10246 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10248 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
10251 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10254 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
10256 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
10258 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
10259 (expand_builtin_trap): Emit a regular call.
10260 (set_builtin_user_assembler_name): Remove obsolete cases.
10261 * dse.c (scan_insn): Adjust.
10262 * except.c: Include calls.h.
10263 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
10264 emit a regular call to setjmp.
10265 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
10266 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
10267 (emit_block_move_via_libcall): Delete.
10268 (block_move_fn): Delete.
10269 (init_block_move_fn): Likewise.
10270 (emit_block_move_libcall_fn): Likewise.
10271 (emit_block_op_via_libcall): New function.
10272 (set_storage_via_libcall): Tidy up and use memset builtin.
10273 (block_clear_fn): Delete.
10274 (init_block_clear_fn): Likewise.
10275 (clear_storage_libcall_fn): Likewise.
10276 (expand_assignment): Call emit_block_move_via_libcall.
10277 Do not include gt-expr.h.
10278 * expr.h (emit_block_op_via_libcall): Declare.
10279 (emit_block_copy_via_libcall): New inline function.
10280 (emit_block_move_via_libcall): Likewise.
10281 (emit_block_comp_via_libcall): Likewise.
10282 (block_clear_fn): Delete.
10283 (init_block_move_fn): Likewise.
10284 (init_block_clear_fn): Likewise.
10285 (emit_block_move_via_libcall): Likewise.
10286 (set_storage_via_libcall): Add default parameter value.
10287 * libfuncs.h (enum libfunc_index): Remove obsolete values.
10288 (abort_libfunc): Delete.
10289 (memcpy_libfunc): Likewise.
10290 (memmove_libfunc): Likewise.
10291 (memcmp_libfunc): Likewise.
10292 (memset_libfunc): Likewise.
10293 (setbits_libfunc): Likewise.
10294 (setjmp_libfunc): Likewise.
10295 (longjmp_libfunc): Likewise.
10296 (profile_function_entry_libfunc): Likewise.
10297 (profile_function_exit_libfunc): Likewise.
10298 (gcov_flush_libfunc): Likewise.
10299 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
10300 and DECL_VISIBILITY on the declaration.
10301 (init_optabs): Do not initialize obsolete libfuncs.
10302 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
10303 * tree-core.h (ECF_RET1): Define.
10304 (ECF_TM_PURE): Adjust.
10305 (ECF_TM_BUILTIN): Likewise.
10306 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
10307 (build_common_builtin_nodes): Initialize abort builtin.
10308 Add ECF_RET1 on memcpy, memmove and memset builtins.
10309 Pass final flags for alloca and alloca_with_align builtins.
10310 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
10312 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
10313 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
10314 set_storage_via_libcall and call emit_block_copy_via_libcall.
10316 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
10318 * config/i386/i386.md (*call_got_x32): Change operand 0 to
10319 DImode before it is passed to ix86_output_call_operand.
10320 (*call_value_got_x32): Ditto for operand 1.
10322 2016-05-12 Jiong Wang <jiong.wang@arm.com>
10324 PR rtl-optimization/70904
10325 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
10326 reload for wide mode.
10328 2016-05-12 Marek Polacek <polacek@redhat.com>
10331 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
10332 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
10333 * langhooks.h (incomplete_type_error): Likewise.
10334 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
10335 parameter, pass it down to incomplete_type_error.
10336 * tree.h (size_in_bytes): New inline overload.
10337 (size_in_bytes_loc): Renamed from size_in_bytes.
10339 2016-05-12 Richard Biener <rguenther@suse.de>
10341 PR tree-optimization/71059
10342 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
10343 nary before looking up or entering the expression into the VN
10345 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
10346 Make sure to re-use NARYs without result as inserted by
10349 2016-05-12 Richard Biener <rguenther@suse.de>
10351 PR tree-optimization/71062
10352 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10354 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10355 vars_contains_restrict if the var is a restrict tag.
10356 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
10357 do not disambiguate pointers against it.
10358 (dump_points_to_solution): Re-structure and adjust for new
10359 vars_contains_restrict flag.
10360 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
10362 2016-05-12 Martin Liska <mliska@suse.cz>
10364 * doc/invoke.texi: Explain connection between
10365 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
10367 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
10369 PR tree-optimization/71006
10370 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
10371 consider COND_EXPR as a mask producer.
10373 2016-05-12 Marek Polacek <polacek@redhat.com>
10376 * opts.c (common_handle_option): Detect missing argument for --help^.
10378 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10381 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
10382 when popping the PC and within an interrupt handler routine.
10383 Add missing tab to output of "ldmfd".
10384 (output_return_instruction): Output LDMFD with SP update rather
10385 than POP when returning from interrupt handler.
10387 2016-05-12 Jakub Jelinek <jakub@redhat.com>
10389 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
10390 TARGET_64BIT && TARGET_AVX512DQ.
10391 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
10392 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
10393 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
10394 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
10395 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
10396 (*vec_extractv4si_zext): Add avx512dq alternative.
10397 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
10398 use v instead of x constraint in other alternatives where possible.
10400 * config/i386/sse.md (sse2_loadld): Use v instead of x
10401 constraint in alternatives 0,1,4.
10403 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
10404 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
10405 v constraints instead of x and <pinsr_evex_isa> isa attribute.
10408 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
10409 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
10410 is not emitted unless TARGET_AVX512BW.
10411 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
10412 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
10413 for the result operand.
10415 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
10416 constraint instead of x in avx alternatives. Use maybe_evex instead
10419 * config/i386/constraints.md (Yv): New constraint.
10420 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
10421 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
10422 * config/i386/i386.md (avx512fvecmode): New mode attr.
10423 (*pushtf): Use v constraint instead of x.
10424 (*movtf_internal): Likewise. For TARGET_AVX512VL and
10425 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10426 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10427 (*absnegtf2_sse): Likewise.
10428 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10429 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10430 avx512f alternatives.
10431 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10433 2016-05-12 Richard Biener <rguenther@suse.de>
10435 PR tree-optimization/71060
10436 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10437 require exact match of DR_BASE_OBJECT but only matching address and
10440 2016-05-12 Richard Biener <rguenther@suse.de>
10442 PR tree-optimization/70986
10443 * cfganal.c: Include cfgloop.h.
10444 (dfs_find_deadend): Prefer to take edges exiting loops.
10446 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10448 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10449 compile and run time.
10451 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10454 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10456 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10458 * config/i386/i386.c (legitimize_pic_address): Use
10459 copy_to_suggested_reg instead of gen_movsi.
10461 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10463 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10464 the code into quad_address_p and call it to share code with
10465 vsx_quad_dform_memory_operand.
10466 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10468 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10469 bit instead of being a separate word. Split -mpower9-dform into
10470 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10471 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10472 for the register class supporting 128-bit quad word memory offsets.
10473 (mode_supports_vsx_dform_quad): Helper function to return if the
10474 register class uses quad word memory offsets.
10475 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10476 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10477 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10478 instructions are enabled, set up the appropriate addr_masks for
10480 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10481 -mpower9-dform-scalar, instead of -mpower9-dform.
10482 (rs6000_option_override_internal): Split -mpower9-dform into two
10483 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10484 -mpower9-dform switch sets or clears both. If we are not using
10485 the LRA register allocator, do not enable -mpower9-dform-vector by
10486 default. If we are using LRA, enable -mpower9-dform-vector and
10487 -mvsx-timode if it is appropriate. Issue a warning if either
10488 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10490 (quad_address_offset_p): New helper function to return if the
10491 offset is legal for quad word memory instructions.
10492 (quad_address_p): New function to determin if GPR or vector
10493 register quad word memory addresses are legal.
10494 (mem_operand_gpr): Validate quad word address offsets.
10495 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10496 d-form (register + offset) instructions.
10497 (offsettable_ok_by_alignment): Likewise.
10498 (rs6000_legitimate_offset_address_p): Likewise.
10499 (legitimate_lo_sum_address_p): Likewise.
10500 (rs6000_legitimize_address): Likewise.
10501 (rs6000_legitimize_reload_address): Add more debug statements for
10503 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10504 d-form instructions.
10505 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10506 d-form instructions. Distinguish different cases in debug
10507 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10508 d-form instructions.
10509 (rs6000_preferred_reload_class): Likewise.
10510 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10511 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10512 of the ISA 2.06 indexed memory instructions.
10513 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10514 use them to save/restore the saved vector registers instead of
10515 using Altivec instructions.
10516 (rs6000_emit_epilogue): Likewise.
10517 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10518 (rs6000_opt_masks): Split -mpower9-dform into
10519 -mpower9-dform-scalar and -mpower9-dform-vector.
10520 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
10522 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
10523 ISA 3.0 vector indexed memory instructions, and fold the code into
10524 the normal mov<mode> patterns.
10525 (p9_vecstore_<mode>): Likewise.
10526 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
10528 (vsx_movti_64bit): Likewise.
10529 (vsx_movti_32bit): Likewise.
10530 * config/rs6000/constraints.md (wO constraint): New constraint for
10531 ISA 3.0 vector d-form support.
10532 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
10533 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
10534 include -mpower9-dform-vector until we switch over to LRA.
10535 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
10536 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10537 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
10538 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10539 for -mpower9-dform and -mlra.
10540 * doc/md.texi (wO constraint): Document wO constraint.
10542 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
10544 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
10545 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
10546 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
10547 Move handling of non-insn arguments inline into the sole user:
10548 (output_trans_func): ...here.
10549 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
10550 in emitted function prototype.
10551 (output_internal_insn_latency_func): Ditto. Simplify.
10552 (output_internal_maximal_insn_latency_func): Ditto. Delete
10553 always-unused argument.
10554 (output_insn_latency_func): Ditto.
10555 (output_maximal_insn_latency_func): Ditto.
10557 2016-05-11 Richard Biener <rguenther@suse.de>
10559 PR tree-optimization/71055
10560 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
10561 sth with precision not equal to access size verify we don't chop
10564 2016-05-11 Richard Biener <rguenther@suse.de>
10567 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
10568 (dwarf2out_finish): Move retry_incomplete_types call ...
10569 (dwarf2out_early_finish): ... here.
10571 2016-05-11 Richard Biener <rguenther@suse.de>
10573 PR middle-end/71002
10574 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
10575 if the langhook insists on it.
10576 * fold-const.c (make_bit_field_ref): Add arg for the original
10577 reference and preserve its alias-set.
10578 (decode_field_reference): Take exp by reference and adjust it
10579 to the original memory reference.
10580 (optimize_bit_field_compare): Adjust callers.
10581 (fold_truth_andor_1): Likewise.
10582 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
10584 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
10586 PR middle-end/70807
10587 * cfgrtl.h (delete_insn_and_edges): Now return bool.
10588 * cfgrtl.c (delete_insn_and_edges): Likewise.
10589 * config/i386/i386.c (convert_scalars_to_vector): Remove
10591 * cse.c (cse_insn): Compute cse_cfg_altered.
10592 (delete_trivially_dead_insns): Likewise.
10593 (cse_cc_succs): Likewise.
10594 (rest_of_handle_cse): Free dominance info if required.
10595 (rest_of_handle_cse2): Likewise.
10596 (rest_of_handle_cse_after_global_opts): Likewise.
10598 2016-05-11 Alan Modra <amodra@gmail.com>
10600 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
10601 abi_v4_pass_in_fpr): New functions.
10602 (rs6000_function_arg_boundary): Exclude complex IBM long double
10603 from 64-bit alignment when ABI_V4.
10604 (rs6000_function_arg, rs6000_function_arg_advance_1,
10605 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
10607 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
10609 PR rtl-optimization/71028
10610 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
10611 jump with just a return in the fallthrough block if the branch
10612 block contains just a return as well.
10614 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
10616 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
10617 * match.pd ((X & Y) ^ Y): ... this.
10618 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
10619 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
10621 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10623 * read-md.c (require_char_ws): New function.
10624 (read_string): Simplify using require_char_ws.
10625 (handle_constants): Likewise.
10626 (handle_enum): Likewise.
10627 (handle_file): Likewise.
10628 * read-md.h (require_char_ws): New declaration.
10629 * read-rtl.c (read_conditions): Simplify using require_char_ws.
10630 (read_mapping): Likewise.
10631 (read_rtx_code): Likewise.
10632 (read_nested_rtx): Likewise.
10634 2016-05-10 James Norris <jnorris@codesourcery.com>
10636 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
10637 if offloading is enabled and -fopenacc or -fopenmp is specified.
10638 (CRTOFFLOADEND): Likewise.
10639 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
10640 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
10642 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
10644 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
10645 gotoff_operand code paths. Use copy_to_suggested_regs and
10646 expand_simple_binop where appropriate. Cleanup.
10648 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10651 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
10653 (dimode_scalar_chain::vector_const_cost): New.
10654 (dimode_scalar_chain::compute_convert_gain): Handle constants.
10655 (dimode_scalar_chain::convert_op): Likewise.
10656 (dimode_scalar_chain::convert_insn): Likewise.
10658 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10660 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
10661 unary operation, not a binary one.
10663 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10665 PR middle-end/70877
10666 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
10667 calls with type casted fndecl.
10669 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10671 PR tree-optimization/70786
10672 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
10673 * calls.c (initialize_argument_information): Bind bounds
10674 with corresponding args passed by reference.
10676 2016-05-10 Jakub Jelinek <jakub@redhat.com>
10679 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
10680 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
10681 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
10684 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10687 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
10688 code for a zero scale factor.
10689 (vsx_xvcvdpuxds_scale): Likewise.
10691 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10693 * diagnostic-show-locus.c (layout::layout): Call show_ruler
10694 if show_ruler_p was set on the context.
10695 (layout::show_ruler): New method.
10696 * diagnostic.h (struct diagnostic_context): Add field
10699 2016-05-10 Richard Biener <rguenther@suse.de>
10701 PR tree-optimization/71039
10702 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
10703 (chk_uses): New function.
10704 (propagate_with_phi): Verify we can safely replicate the lhs of an
10705 aggregate assignment on all incoming edges.
10707 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
10709 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
10711 (rx_atomic_sequence): New class.
10712 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
10713 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
10715 (rx_atomic_sequence::rx_atomic_sequence,
10716 rx_atomic_sequence::~rx_atomic_sequence): New functions.
10717 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
10718 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
10719 CTRLREG_INTB): New constants.
10720 (FETCHOP): New code iterator.
10721 (fethcop_name, fetchop_name2): New iterator code attributes.
10722 (QIHI): New mode iterator.
10723 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
10724 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
10725 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
10727 2016-05-10 Martin Liska <mliska@suse.cz>
10729 * tree-inline.c (remap_dependence_clique): Do not remap
10730 debugging statements.
10732 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10734 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
10735 ("*fixuns_truncdfdi2_z13")
10736 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
10737 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
10738 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
10740 2016-05-10 Richard Biener <rguenther@suse.de>
10742 PR tree-optimization/70497
10743 PR tree-optimization/28367
10744 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
10746 (visit_reference_op_load): ... here.
10747 (vn_reference_lookup_3): Use it to handle subreg-like accesses
10748 with simplified BIT_FIELD_REFs.
10749 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
10750 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
10753 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10755 * dwarf2out.c (add_abstract_origin_attribute): Adjust
10756 documentation comment. For BLOCK nodes, add a
10757 DW_AT_abstract_origin attribute that points to the DIE generated
10758 for the origin BLOCK.
10759 (gen_lexical_block_die): Call add_abstract_origin_attribute for
10760 blocks from inlined functions.
10762 2016-05-10 Alan Modra <amodra@gmail.com>
10765 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
10766 regrename modifying insns saving lr before __morestack call.
10767 * config/rs6000/rs6000.md (split_stack_return): Similarly for
10768 insns restoring lr after __morestack call.
10770 2016-05-09 Jakub Jelinek <jakub@redhat.com>
10772 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
10773 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
10775 * config/i386/sse.md (vec_interleave_high<mode>,
10776 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
10777 <avx512>_vpermt2var<mode>3_maskz): Likewise.
10779 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10781 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
10782 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
10783 parallel reassociation for power8 and forward.
10785 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
10787 * config/i386/i386.md (absneg splitters with general regs): Use
10788 general_reg_operand predicate.
10789 (btsq peephole2): Use x86_64_immediate_operand to check if new
10790 value is suitable for immediate operand. Generate emitted insn
10791 using RTL expressions.
10792 (btcq peephole2): Ditto.
10793 (btrq peephole2): Ditto. Generate correct immediate operand
10796 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10798 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
10801 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10803 * tree-affine.c (wide_int_constant_multiple_p): Add missing
10804 pointer dereference.
10806 2016-05-09 Richard Biener <rguenther@suse.de>
10808 PR tree-optimization/70985
10809 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
10810 op0 isn't a gimple register.
10812 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
10814 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
10815 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
10816 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
10817 (i6400_fpu_mult): New cpu units.
10818 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
10819 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
10820 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
10821 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
10822 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
10823 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
10824 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
10825 (i6400_msa_long_float4, i6400_msa_long_float5)
10826 (i6400_msa_long_float8, i6400_msa_fdiv_df)
10827 (i6400_msa_fdiv_sf): New reservations.
10828 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
10829 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
10830 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
10831 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
10832 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
10833 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
10834 (msa_short_cmp, msa_short_float2, msa_short_logic3)
10835 (msa_short_store4, msa_long_load, msa_short_store)
10836 (msa_long_logic, msa_long_float2, msa_long_float4)
10837 (msa_long_float5, msa_long_float8, msa_long_mult)
10838 (msa_long_fdiv, msa_long_div): New reservations.
10840 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
10841 Sameera Deshpande <sameera.deshpande@imgtec.com>
10842 Matthew Fortune <matthew.fortune@imgtec.com>
10843 Graham Stott <graham.stott@imgtec.com>
10844 Chao-ying Fu <chao-ying.fu@imgtec.com>
10846 * config.gcc: Add MSA header file for mips*-*-* target.
10847 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
10848 (Ubv8i, Urv8): New constraints.
10849 * config/mips/mips-ftypes.def: Add function types for MSA
10851 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
10852 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
10853 * config/mips/mips-msa.md: New file.
10854 * config/mips/mips-protos.h
10855 (mips_split_128bit_const_insns): New prototype.
10856 (mips_msa_idiv_insns): Likewise.
10857 (mips_split_128bit_move): Likewise.
10858 (mips_split_128bit_move_p): Likewise.
10859 (mips_split_msa_copy_d): Likewise.
10860 (mips_split_msa_insert_d): Likewise.
10861 (mips_split_msa_fill_d): Likewise.
10862 (mips_expand_msa_branch): Likewise.
10863 (mips_const_vector_same_val_p): Likewise.
10864 (mips_const_vector_same_bytes_p): Likewise.
10865 (mips_const_vector_same_int_p): Likewise.
10866 (mips_const_vector_shuffle_set_p): Likewise.
10867 (mips_const_vector_bitimm_set_p): Likewise.
10868 (mips_const_vector_bitimm_clr_p): Likewise.
10869 (mips_msa_vec_parallel_const_half): Likewise.
10870 (mips_msa_output_division): Likewise.
10871 (mips_ldst_scaled_shift): Likewise.
10872 (mips_expand_vec_cond_expr): Likewise.
10873 * config/mips/mips.c (enum mips_builtin_type): Add
10874 MIPS_BUILTIN_MSA_TEST_BRANCH.
10875 (mips_gen_const_int_vector_shuffle): New prototype.
10876 (mips_const_vector_bitimm_set_p): New function.
10877 (mips_const_vector_bitimm_clr_p): Likewise.
10878 (mips_const_vector_same_val_p): Likewise.
10879 (mips_const_vector_same_bytes_p): Likewise.
10880 (mips_const_vector_same_int_p): Likewise.
10881 (mips_const_vector_shuffle_set_p): Likewise.
10882 (mips_symbol_insns): Forbid loading symbols via immediate for
10884 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
10886 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
10888 (mips_lx_address_p): Add support load indexed address for MSA.
10889 (mips_address_insns): Add calculation of instructions needed for
10890 stores and loads for MSA.
10891 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
10892 CONST_VECTOR for MSA and let it fall through.
10893 (mips_ldst_scaled_shift): New function.
10894 (mips_subword_at_byte): Likewise.
10895 (mips_msa_idiv_insns): Likewise.
10896 (mips_legitimize_move): Validate MSA moves.
10897 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
10898 calculation of costs for MSA division.
10899 (mips_split_move_p): Check if MSA moves need splitting.
10900 (mips_split_move): Split MSA moves if necessary.
10901 (mips_split_128bit_move_p): New function.
10902 (mips_split_128bit_move): Likewise.
10903 (mips_split_msa_copy_d): Likewise.
10904 (mips_split_msa_insert_d): Likewise.
10905 (mips_split_msa_fill_d): Likewise.
10906 (mips_output_move): Handle MSA moves.
10907 (mips_expand_msa_branch): New function.
10908 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
10909 Reinstate 'y' modifier.
10910 (mips_file_start): Add MSA .gnu_attribute.
10911 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
10913 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
10914 (mips_class_max_nregs): Add register size for MSA supported mode.
10915 (mips_cannot_change_mode_class): Allow conversion between MSA
10916 vector modes and TImode.
10917 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
10919 (mips_secondary_reload_class): Force MSA loads/stores via memory.
10920 (mips_preferred_simd_mode): Add preffered modes for MSA.
10921 (mips_vector_mode_supported_p): Add MSA supported modes.
10922 (mips_autovectorize_vector_sizes): New function.
10923 (mips_msa_output_division): Likewise.
10924 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
10925 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
10926 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
10927 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
10928 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
10929 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
10930 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
10931 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
10932 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
10933 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
10934 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
10935 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
10936 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
10937 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
10938 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
10939 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
10940 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
10941 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
10942 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
10943 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
10944 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
10945 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
10946 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
10947 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
10948 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
10949 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
10950 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
10951 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
10952 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
10953 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
10954 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
10955 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
10956 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
10957 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
10958 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
10959 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
10960 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
10961 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
10962 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
10963 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
10964 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
10965 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
10966 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
10967 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
10968 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10969 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10970 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10971 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10972 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10973 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10974 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10975 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10976 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
10977 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
10978 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
10979 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
10980 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
10981 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
10982 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
10983 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
10984 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
10985 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
10986 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
10987 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
10988 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
10989 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
10990 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
10991 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
10992 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
10993 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
10994 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
10995 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
10996 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
10997 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
10998 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
10999 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
11000 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
11001 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
11002 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
11003 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
11004 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
11005 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
11006 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
11007 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
11008 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
11009 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
11010 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
11011 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
11012 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
11013 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
11014 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
11015 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
11016 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
11017 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
11018 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
11019 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
11020 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
11021 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
11022 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
11023 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
11024 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
11025 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
11026 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
11027 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
11028 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
11029 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
11030 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
11031 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
11032 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
11033 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
11034 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
11035 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
11036 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
11037 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
11038 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
11039 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
11040 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
11041 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
11042 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
11043 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
11044 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
11045 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
11046 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
11047 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
11048 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
11049 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
11050 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
11051 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
11052 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
11053 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
11054 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
11055 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
11056 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
11057 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
11058 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
11059 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
11060 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
11061 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
11062 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
11063 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
11064 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
11065 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
11066 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
11067 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
11068 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
11069 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
11070 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
11071 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
11072 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
11073 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
11074 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
11076 (mips_get_builtin_decl_index): New array.
11077 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
11078 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
11079 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
11080 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
11081 (mips_init_builtins): Initialize mips_get_builtin_decl_index
11083 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11085 (mips_expand_builtin_insn): Prepare operands for
11086 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
11087 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
11088 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
11089 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
11090 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
11091 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
11092 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
11093 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
11094 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
11095 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
11096 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
11097 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
11098 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
11099 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
11100 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
11101 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
11102 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
11103 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
11104 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
11105 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
11106 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
11107 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
11108 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
11109 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
11110 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
11111 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
11112 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
11113 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
11114 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
11115 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
11116 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
11117 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
11118 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
11119 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
11120 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
11121 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
11122 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
11123 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
11124 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
11125 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
11126 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
11127 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
11128 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
11129 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
11130 These are set implicitly and an error is reported if overridden.
11131 (mips_expand_builtin_msa_test_branch): New function.
11132 (mips_expand_msa_shuffle): Likewise.
11133 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
11134 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
11135 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
11136 (mips_expand_vec_unpack): Add support for MSA.
11137 (mips_expand_vector_init): Likewise.
11138 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
11139 instead of const0_rtx.
11140 (mips_msa_vec_parallel_const_half): New function.
11141 (mips_gen_const_int_vector): Likewise.
11142 (mips_gen_const_int_vector_shuffle): Likewise.
11143 (mips_expand_msa_cmp): Likewise.
11144 (mips_expand_vec_cond_expr): Likewise.
11145 * config/mips/mips.h
11146 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
11147 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
11149 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
11150 (ISA_HAS_MSA): New macro.
11151 (UNITS_PER_MSA_REG): Likewise.
11152 (BITS_PER_MSA_REG): Likewise.
11153 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
11154 (MSA_REG_FIRST): New macro.
11155 (MSA_REG_LAST): Likewise.
11156 (MSA_REG_NUM): Likewise.
11157 (MSA_REG_P): Likewise.
11158 (MSA_REG_RTX_P): Likewise.
11159 (MSA_SUPPORTED_MODE_P): Likewise.
11160 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
11161 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
11162 * config/mips/mips.md: Include mips-msa.md.
11163 (alu_type): Add simd_add.
11164 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
11165 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
11166 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
11167 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
11168 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
11169 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
11170 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
11171 simd_move, simd_load, simd_store. Choose "multi" for moves
11173 (qword_mode): New attribute.
11174 (insn_count): Add instruction count for quad moves.
11175 Increase the count for MIPS SIMD division.
11176 (UNITMODE): Add UNITMODEs for vector types.
11177 (addsub): New code iterator.
11178 * config/mips/mips.opt (mmsa): New option.
11179 * config/mips/msa.h: New file.
11180 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
11182 * config/mips/mti-linux.h: Likewise.
11183 * config/mips/predicates.md
11184 (const_msa_branch_operand): New constraint.
11185 (const_uimm3_operand): Likewise.
11186 (const_uimm4_operand): Likewise.
11187 (const_uimm5_operand): Likewise.
11188 (const_uimm8_operand): Likewise.
11189 (const_imm5_operand): Likewise.
11190 (aq10b_operand): Likewise.
11191 (aq10h_operand): Likewise.
11192 (aq10w_operand): Likewise.
11193 (aq10d_operand): Likewise.
11194 (const_m1_operand): Likewise.
11195 (reg_or_m1_operand): Likewise.
11196 (const_exp_2_operand): Likewise.
11197 (const_exp_4_operand): Likewise.
11198 (const_exp_8_operand): Likewise.
11199 (const_exp_16_operand): Likewise.
11200 (const_vector_same_val_operand): Likewise.
11201 (const_vector_same_simm5_operand): Likewise.
11202 (const_vector_same_uimm5_operand): Likewise.
11203 (const_vector_same_uimm6_operand): Likewise.
11204 (const_vector_same_uimm8_operand): Likewise.
11205 (par_const_vector_shf_set_operand): Likewise.
11206 (reg_or_vector_same_val_operand): Likewise.
11207 (reg_or_vector_same_simm5_operand): Likewise.
11208 (reg_or_vector_same_uimm6_operand): Likewise.
11209 * doc/extend.texi (MIPS SIMD Architecture Functions): New
11211 * doc/invoke.texi (-mmsa): Document new option.
11213 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11215 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
11216 * configure: Regenerate.
11217 * config.in: Regenerate.
11218 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
11219 on -fvtable-verify.
11220 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
11221 (ENDFILE_VTV_SPEC): Define.
11223 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
11225 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
11226 registers in all interrupt handlers if necessary.
11227 (rl78_option_override): Add warning.
11228 (MUST_SAVE_MDUC_REGISTERS): New macro.
11229 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
11230 * config/rl78/rl78.c (check_mduc_usage): New function.
11231 (mduc_regs): New structure to hold MDUC register data.
11232 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
11233 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
11234 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
11235 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
11236 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
11237 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
11239 2016-05-09 Bin Cheng <bin.cheng@arm.com>
11241 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
11242 (tree-ssa-loop-niter.h): Ditto.
11243 (idx_within_array_bound, ref_within_array_bound): New functions.
11244 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
11245 Factor out check on writable base object to ...
11246 (base_object_writable): ... here.
11248 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11250 * config/arm/arm.md (probe_stack): Add modes to set source
11253 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
11255 * regrename.c (base_reg_class_for_rename): New static function.
11256 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
11258 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
11260 * cgraph.c (thunk_adjust): Export.
11261 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
11262 * cgraphunit.c (thunk_adjust): Export.
11263 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
11265 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
11267 * tree-inline.c (expand_call_inline): Expand thunks inline.
11269 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
11272 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
11273 (*sse2_vd_cvtss2sd): Ditto.
11274 * config/i386/i386.md
11275 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
11276 Generate *sse2_vd_cvtsd2ss pattern.
11277 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
11278 Generate *sse2_vd_cvtss2sd pattern.
11280 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11282 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
11283 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
11286 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11288 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
11289 * config/sh/sh.c: Define and declare variables on first use throughout
11291 (current_function_interrupt): Change to bool type.
11292 (frame_insn): Rename to emit_frame_insn and update users.
11293 (push_regs): Use bool for 'interrupt_handler' argument.
11294 (save_schedule_s): Remove.
11295 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
11296 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
11297 targetm.asm_out.unaligned_op.di.
11298 (gen_far_branch): Remove redundant forward declaration.
11299 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
11300 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
11301 (sh_set_return_address, sh_function_ok_for_sibcall,
11302 scavenge_reg): Update comments.
11303 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
11304 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
11305 (sh_attr_renesas_p): Remove unnecessary parentheses.
11306 (branch_dest): Simplify.
11307 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
11308 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
11309 (CUMULATIVE_ARGS): Change macro to typedef.
11310 (current_function_interrupt): Change to bool type.
11311 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
11312 Surround with __cplusplus ifdef.
11313 (sh_compare_op0, sh_compare_op1): Remove.
11314 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
11316 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
11318 * config/arm/arm.md: (arch): Add neon.
11319 (arch_enabled): Return yes for arch neon when TARGET_NEON.
11320 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
11321 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
11322 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
11323 attributes for alt renumbering. Mark alt 3 as non-predicable.
11324 (thumb2_movdf_vfp): Likewise.
11326 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
11328 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
11329 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
11330 (*andqi_1): Add preferred_for_speed attribute to disparage
11331 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
11332 (*<code>qi_1): Ditto.
11333 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
11334 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
11335 (*ashlqi3_1): Ditto.
11336 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
11337 Add preferred_for_size attribute to disparage alternative 0 and
11338 preferred_for_speed attribute to disparage alternative 1 for
11339 TARGET_PARTIAL_REG_STALL targets.
11341 2016-05-07 Tom de Vries <tom@codesourcery.com>
11343 PR tree-optimization/70956
11344 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
11347 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
11349 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
11350 * config/sh/sh.c (sh_cbranch_distance): Implement it.
11351 * config/sh/sh.md (branch_zero): Remove define_attr.
11352 (define_delay): Disable delay slot if branch distance is one insn.
11354 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11356 * config/i386/i386.md (LEAMODE): New mode attribute.
11357 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
11358 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
11359 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
11360 operand 2 predicate.
11361 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
11362 (*lea<mode>_general_3): Ditto.
11363 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
11365 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11367 * genmddump.c (main): Convert argv from char ** to const char **.
11369 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11371 * coretypes.h (OVERRIDE): New macro.
11372 (FINAL): New macro.
11374 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
11376 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
11377 allow coalescing if the types are compatible.
11379 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11381 * pass_manager.h (pass_manager::register_pass_name): New method.
11382 (pass_manager::get_pass_by_name): New method.
11383 (pass_manager::create_pass_tab): New method.
11384 (pass_manager::m_name_to_pass_map): New field.
11385 * passes.c (name_to_pass_map): Delete global in favor of field
11386 "m_name_to_pass_map" of pass_manager.
11387 (register_pass_name): Rename from a function to...
11388 (pass_manager::register_pass_name): ...this method, updating
11389 for renaming of global "name_to_pass_map" to field
11390 "m_name_to_pass_map".
11391 (create_pass_tab): Rename from a function to...
11392 (pass_manager::create_pass_tab): ...this method, updating
11393 for renaming of global "name_to_pass_map" to field.
11394 (get_pass_by_name): Rename from a function to...
11395 (pass_manager::get_pass_by_name): ...this method.
11396 (enable_disable_pass): Convert use of get_pass_by_name to
11397 a method call, locating the pass_manager singleton.
11399 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11401 * genattr-common.c (main): Convert argv from char ** to const char **.
11402 * genattr.c (main): Likewise.
11403 * genattrtab.c (main): Likewise.
11404 * genautomata.c (initiate_automaton_gen): Likewise.
11406 * gencodes.c (main): Likewise.
11407 * genconditions.c (main): Likewise.
11408 * genconfig.c (main): Likewise.
11409 * genconstants.c (main): Likewise.
11410 * genemit.c (main): Likewise.
11411 * genenums.c (main): Likewise.
11412 * genextract.c (main): Likewise.
11413 * genflags.c (main): Likewise.
11414 * genmddeps.c (main): Likewise.
11415 * genopinit.c (main): Likewise.
11416 * genoutput.c (main): Likewise.
11417 * genpeep.c (main): Likewise.
11418 * genpreds.c (main): Likewise.
11419 * genrecog.c (main): Likewise.
11420 * gensupport.c (init_rtx_reader_args_cb): Likewise.
11421 (init_rtx_reader_args): Likewise.
11422 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11423 (init_rtx_reader_args): Likewise.
11424 * gentarget-def.c (main): Likewise.
11425 * read-md.c (read_md_files): Likewise.
11426 * read-md.h (read_md_files): Likewise.
11428 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11430 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11431 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11432 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11433 Remove unused predicate.
11434 (register_and_not_fp_reg_operand): Ditto.
11436 2016-05-06 Martin Liska <mliska@suse.cz>
11438 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11439 instead of vec as the vector is local to the function.
11441 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11443 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11444 avx512bw alternative.
11446 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11447 before the ashr<mode>3 pattern.
11449 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11450 v instead of x in vex or maybe_vex alternatives, use
11451 maybe_evex instead of vex in prefix.
11453 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11454 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11455 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11456 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11459 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11460 v instead of x in vex or maybe_vex alternatives, use
11461 maybe_evex instead of vex in prefix.
11463 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11464 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11465 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11466 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11467 alternatives, use maybe_evex instead of vex in prefix.
11469 * config/i386/sse.md (vec_interleave_lowv4sf,
11470 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11471 v instead of x in vex or maybe_vex alternatives, use
11472 maybe_evex instead of vex in prefix.
11474 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11475 v instead of x in vex or maybe_vex alternatives, use
11476 maybe_evex instead of vex in prefix.
11478 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11479 v constraint instead of x.
11481 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11483 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11484 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11487 2016-05-06 Richard Biener <rguenther@suse.de>
11489 PR tree-optimization/70948
11490 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11491 Properly clobber all fields of va_list for __builtin_va_start.
11493 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11496 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11497 loop latch destination.
11499 2016-05-06 Martin Liska <mliska@suse.cz>
11501 * tree-ssa-uninit.c: Apply manual changes
11502 to the GNU coding style.
11503 (prune_uninit_phi_opnds): Rename from
11504 prune_uninit_phi_opnds_in_unrealizable_paths.
11506 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11508 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11509 mspace): Remove deprecated options.
11510 * doc/invoke.texi (SH options): Remove -mspace.
11512 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11514 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11516 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11518 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11519 corresponding combine split pattern.
11521 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11524 * config/sh/predicates.md (long_displacement_mem_operand): New.
11525 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
11526 Add movi20, movi20s alternatives. Adjust length attribute for
11528 (movsi_ie): Allow for any FPU. Adjust length attribute for
11530 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
11531 attribute for alternatives.
11532 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
11533 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
11534 length attribute for alternatives.
11536 2016-05-06 Richard Biener <rguenther@suse.de>
11538 PR tree-optimization/70960
11539 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
11541 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11544 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
11545 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
11547 2016-05-06 Marek Polacek <polacek@redhat.com>
11550 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
11552 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11555 * config/sh/sh.md (*rotcr): Add another variant.
11557 2016-05-06 Richard Biener <rguenther@suse.de>
11559 PR middle-end/70931
11560 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
11562 2016-05-06 Richard Biener <rguenther@suse.de>
11564 PR middle-end/70941
11565 * fold-const.c (split_tree): Always convert to the original type
11568 2016-05-06 Richard Biener <rguenther@suse.de>
11570 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
11571 (fwprop_addr): Likewise.
11573 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11576 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
11578 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
11579 * config/i386/i386.md (push mem splitter): Use find_constant_src in
11580 the splitter condition.
11581 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
11582 the splitter condition.
11583 (FP float_extend load splitter): Ditto.
11585 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/i386.md (peehole2 patterns): Change true_regnum
11588 to REGNO in all peephole2 patterns.
11589 (post-reload splitters): Change true_regnum to REGNO in
11590 post-reload splitters.
11591 (zero_extend splitters): Use general_reg_operand and
11592 nonimmediate_gr_operand predicates.
11594 2016-05-05 Jakub Jelinek <jakub@redhat.com>
11596 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
11597 v constraint instead of x.
11599 2016-05-05 Alan Modra <amodra@gmail.com>
11602 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11603 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
11604 TARGET_NO_FP_IN_TOC for -mrelocatable.
11605 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
11606 TARGET_RELOCATABLE test.
11607 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11608 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11609 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11610 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11611 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11612 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11613 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11614 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11615 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
11616 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11618 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
11619 (rs6000_stack_info): Likewise.
11620 (rs6000_elf_asm_out_constructor): Likewise.
11621 (rs6000_elf_asm_out_destructor): Likewise.
11622 (rs6000_elf_declare_function_name): Likewise.
11623 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
11624 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
11627 2016-05-05 Alan Modra <amodra@gmail.com>
11629 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
11631 2016-05-05 Alan Modra <amodra@gmail.com>
11633 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
11634 out-of-line gpr restore for one or two regs if that would add
11637 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.md
11641 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
11642 Change to post-epilogue_completed late splitter. Use sse_reg_operand
11643 as operand 0 predicate.
11644 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
11646 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
11647 Ditto. Emit the pattern using RTX.
11649 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
11650 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
11651 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
11652 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
11654 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
11655 sse_reg_operand as operand 0 predicate.
11657 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
11658 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
11659 instead of gen_rtx_REG.
11660 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
11663 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11665 * function.c (emit_use_return_register_into_block): Delete.
11666 (gen_return_pattern): Delete.
11667 (emit_return_into_block): Delete.
11668 (active_insn_between): Delete.
11669 (convert_jumps_to_returns): Delete.
11670 (emit_return_for_exit): Delete.
11671 (thread_prologue_and_epilogue_insns): Delete all code dealing with
11672 simple_return for shrink-wrapped blocks.
11673 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
11674 end of blocks that need one.
11675 (get_unconverted_simple_return): Delete.
11676 (convert_to_simple_return): Delete.
11677 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
11678 (convert_to_simple_return): Ditto.
11680 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11682 * cfgcleanup.c (bb_is_just_return): New function.
11683 (try_optimize_cfg): Simplify jumps to return, branches to return,
11684 and branches around return.
11686 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11688 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
11689 branch to a return.
11691 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11695 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
11696 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
11697 assert flags & OEP_HASH_CHECK, instead of asserting it
11698 never happens. Handle TARGET_EXPR.
11699 * fold-const.c (operand_equal_p): For hash verification,
11700 or in OEP_HASH_CHECK into flags.
11702 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
11704 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
11706 (compute_samebase_partition_bases): Fix typo.
11708 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11710 * config/i386/sse.md (vec_interleave_highv8sf,
11711 vec_interleave_lowv8sf, vec_interleave_highv4df,
11712 vec_interleave_lowv4df): Remove constraints from expanders.
11714 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
11716 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11718 * tree-inline.c (expand_call_inline): Fix path dealing with
11719 making lhs of call statement undefined.
11721 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11723 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
11724 Check availability on NODE, too.
11725 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
11726 (cgraph_node::call_for_symbol_and_aliases): Likewise.
11727 (varpool_node::call_for_symbol_and_aliase): Likewise.
11728 * ipa-pure-const.c (add_new_function): Analyze all bodies.
11729 (propagate_pure_const): Propagate across interposable functions, too.
11730 (skip_function_for_local_pure_const): Do not skip interposable bodies
11732 (pass_local_pure_const::execute): Update.
11734 2016-05-04 Marek Polacek <polacek@redhat.com>
11736 * doc/invoke.texi: Document -Wdangling-else.
11738 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11740 * config.gcc: Error out when conflicting multilib is detected. Do not
11741 loop over multilibs since no combination is legal.
11743 2016-05-04 Alan Modra <amodra@gmail.com>
11745 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
11746 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
11747 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11750 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
11752 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
11753 Clean up p5600 comments.
11755 2016-05-04 Richard Biener <rguenther@suse.de>
11757 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
11758 constructor simplifications.
11759 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
11761 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
11763 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
11764 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
11765 result.set_rtx is null instead of aborting.
11766 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
11768 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
11769 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
11770 *mov<mode>_store_postinc): New patterns.
11772 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
11774 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
11775 as commutative. Check both conversions are NOP.
11776 ((A & B) OP (C & B)): Remove.
11778 2016-05-04 Alan Modra <amodra@gmail.com>
11780 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
11782 2016-05-04 Alan Modra <amodra@gmail.com>
11785 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
11786 when cr2,3,4 are all fixed regs.
11788 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
11790 PR rtl-optimization/57193
11791 * opts.c (default_options_table): Revert OPT_frename_registers change.
11792 * doc/invoke.texi (-frename-registers, -O2): Likewise.
11794 2016-05-03 Martin Sebor <msebor@redhat.com>
11797 * builtins.c (fold_builtin_FILE): New function.
11798 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
11799 (fold_builtin_0): Call them.
11800 * gimplify.c (gimplify_call_expr): Remove the handling of
11801 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
11804 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
11805 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
11809 * doc/extend.texi (Function Names as Strings): Update __func__,
11810 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
11813 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11814 Richard Biener <rguenther@suse.de>
11816 PR tree-optimization/70916
11817 * tree-if-conv.c: Include cfganal.h.
11818 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
11819 and remove_fake_exit_edges around the optimization pass.
11821 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
11823 * cgraph.c (symbol_table::create_edge): Set inline_failed.
11824 (cgraph_edge::make_direct): Likewise.
11825 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
11826 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
11827 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
11828 (CIF_THUNK): New code.
11829 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
11830 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
11831 (compute_inline_parameters): Set inline_failed for thunks.
11832 (inline_analyze_function): Cleanup.
11833 * ipa-inline.c (can_inline_edge_p): Do not deal with
11834 call_stmt_cannot_inline_p.
11835 (can_early_inline_edge_p): Likewise.
11836 (early_inliner): Initialize inline_failed.
11837 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
11839 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
11841 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
11842 from nonimm_ssenomem_operand.
11843 (nonimm_ssenomem_operand): New predicate.
11844 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
11845 as operand 0 predicate.
11846 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
11847 Disable unsupported alternatives using "enabled" attribute.
11848 Use register_ssemem_operand as operand 0 predicate.
11849 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
11851 2016-05-03 Marek Polacek <polacek@redhat.com>
11854 * input.c (expansion_point_location): New function.
11855 * input.h (expansion_point_location): Declare.
11857 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
11859 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
11860 occurence with frame_offset_ ones.
11862 2016-05-03 Alan Modra <amodra@gmail.com>
11864 PR rtl-optimization/70890
11865 * ira.c (combine_and_move_insns): When moving def_insn, remove
11866 equivs on use_insn.
11868 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
11870 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
11871 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
11872 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
11873 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
11875 2016-05-03 Alan Modra <amodra@gmail.com>
11877 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
11878 for SAVE_MULTIPLE/STORE_MULTIPLE.
11880 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11882 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
11883 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
11885 2016-05-03 Richard Biener <rguenther@suse.de>
11887 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
11889 (gimplify_arg): Likewise.
11890 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
11891 re-writing the result to a decl if required.
11892 (internal_get_tmp_var): Add allow_ssa parameter
11893 and override into_ssa with it.
11894 (get_formal_tmp_var): Adjust.
11895 (get_initialized_tmp_var): Add allow_ssa parameter.
11896 (gimplify_arg): Add allow_ssa parameter and avoid generating
11897 SSA names for the result false.
11898 (gimplify_call_expr): If the call may return twice do not
11899 gimplify parameters into SSA.
11900 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
11901 (gimplify_modify_expr): Adjust assert. For noreturn calls
11902 with a SSA name LHS adjust its def.
11903 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
11904 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
11905 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
11906 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
11907 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
11908 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
11909 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
11910 (optimize_target_teams): Do not allow SSA names for clause operands.
11911 (gimplify_expr): Likewise for where we mark the result addressable.
11912 * passes.def (pass_init_datastructures): Remove.
11913 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
11914 (rewrite_stmt): Likewise.
11915 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
11916 (replace_locals_op): Replace SSA names.
11917 (copy_gimple_seq_and_replace_locals): Init src_cfun.
11918 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
11919 * cgraph.c (release_function_body): Free CFG annotations only
11920 when we have a CFG. Simplify.
11921 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11922 force_gimple_operand instead of get_initialized_tmp_var.
11923 * tree-pass.h (make_pass_init_datastructures): Remove.
11924 * tree-ssa.c (execute_init_datastructures): Remove.
11925 (pass_data_init_datastructures): Likewise.
11926 (class pass_init_datastructures): Likewise.
11927 (make_pass_init_datastructures): Likewise.
11928 * omp-low.c (create_omp_child_function): Init SSA data structures.
11929 (grid_expand_target_grid_body): Likewise.
11930 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
11931 name before adding it to names_to_release.
11932 (remove_bb): Always release SSA defs.
11933 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
11934 before dereferencing it.
11935 * cgraphunit.c (init_lowered_empty_function): Always
11936 int SSA data structures.
11937 * tree-ssanames.c (release_defs): Remove assert that we are in
11939 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
11941 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11942 Uros Bizjak <ubizjak@gmail.com>
11944 PR rtl-optimization/70467
11945 * config/i386/predicates.md (x86_64_hilo_int_operand,
11946 x86_64_hilo_general_operand): New predicates.
11947 * config/i386/constraints.md (Wd): New constraint.
11948 * config/i386/i386.md (mode attr di): Use Wd instead of e.
11949 (general_hilo_operand): New mode attr.
11950 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
11951 instead of <general_operand>.
11952 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
11953 x86_64_hilo_general_operand instead of <general_operand>.
11955 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11957 PR tree-optimization/70916
11958 * tree-if-conv.c (constant_or_ssa_name): Removed.
11959 (fold_build_cond_expr): Use is_gimple_val instead of
11960 constant_or_ssa_name.
11962 PR tree-optimization/70916
11963 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
11964 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
11967 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
11968 (optimize_atomic_bit_test_and): New function.
11969 (pass_fold_builtins::execute): Use it.
11970 * optabs.def (atomic_bit_test_and_set_optab,
11971 atomic_bit_test_and_complement_optab,
11972 atomic_bit_test_and_reset_optab): New optabs.
11973 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
11974 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
11975 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
11976 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
11977 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
11978 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
11979 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
11980 * doc/md.texi (atomic_bit_test_and_set@var{mode},
11981 atomic_bit_test_and_complement@var{mode},
11982 atomic_bit_test_and_reset@var{mode}): Document.
11983 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
11984 atomic_bit_test_and_complement<mode>,
11985 atomic_bit_test_and_reset<mode>): New expanders.
11986 (atomic_bit_test_and_set<mode>_1,
11987 atomic_bit_test_and_complement<mode>_1,
11988 atomic_bit_test_and_reset<mode>_1): New insns.
11990 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
11992 PR rtl-optimization/70687
11993 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
11994 instead of unsigned HOST_WIDE_INT.
11996 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
11998 PR rtl-optimization/44281
11999 * hard-reg-set.h (struct target_hard_regs): New field
12000 x_fixed_nonglobal_reg_set.
12001 (fixed_nonglobal_reg_set): New macro.
12002 * reginfo.c (init_reg_sets_1): Initialize it.
12003 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
12005 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
12007 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12009 PR tree-optimization/56541
12010 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
12011 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
12012 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
12013 (any_complicated_phi): new static variable.
12014 (aggressive_if_conv): delete.
12015 (if_convertible_phi_p): support phis with more than two arguments.
12016 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
12017 critical pred edges.
12018 (ifcvt_split_critical_edges): support phis with more than two
12019 arguments by checking new parameter. only split critical edges
12021 (tree_if_conversion): handle simd pragma marked loop using new
12022 local variable aggressive_if_conv. check any_complicated_phi.
12024 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12026 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
12029 2016-05-03 Bin Cheng <bin.cheng@arm.com>
12031 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
12034 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
12036 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
12037 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
12038 define_insn_and_split.
12039 (mulsi3_i): New define_insn_and_split.
12040 (mulsi3_call): Convert to define_insn.
12041 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
12042 Remove constraints.
12044 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12046 * machmode.h (mode_complex): Add support to give the complex mode
12048 (GET_MODE_COMPLEX_MODE): Likewise.
12049 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
12050 stored by build_complex_type and gfc_build_complex_type instead of
12051 trying to figure out the appropriate mode based on the size. Raise
12052 an assertion error, if the type was not set.
12053 * genmodes.c (struct mode_data): Add field for the complex type of
12055 (blank_mode): Likewise.
12056 (make_complex_modes): Remember the complex mode created in the
12058 (emit_mode_complex): Write out the mode_complex array to map a
12059 type mode to the complex version.
12060 (emit_insn_modes_c): Likewise.
12061 * tree.c (build_complex_type): Set the complex type to use before
12062 calling layout_type.
12063 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
12064 support for __float128 complex datatypes.
12065 (rs6000_hard_regno_mode_ok): Likewise.
12066 (rs6000_setup_reg_addr_masks): Likewise.
12067 (rs6000_complex_function_value): Likewise.
12068 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
12069 __float128 and __ibm128 complex.
12070 (FLOAT128_IBM_P): Likewise.
12071 (ALTIVEC_ARG_MAX_RETURN): Likewise.
12072 * doc/extend.texi (Additional Floating Types): Document that
12073 -mfloat128 must be used to enable __float128. Document complex
12074 __float128 and __ibm128 support.
12076 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12079 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
12080 char/short arguments promoted to int because of promote_prototypes.
12082 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12084 * config/i386/predicates.md (register_ssemem_operand): New predicate.
12085 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
12086 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
12087 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
12088 alternatives using "enabled" attribute. Use register_ssemem_operand
12089 as operand 1 predicate.
12090 (*cmpi<unord>xf_i387): Split XFmode pattern from
12091 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
12092 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
12093 *absneg<mode>2_i387. Disable unsupported alternatives using
12094 "enabled" attribute.
12095 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
12097 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12099 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
12101 (oacc_loop_process): Check mask for loop termination.
12103 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12105 * cif-code.def (CIF_THUNK): Add.
12106 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
12109 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
12111 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
12112 (dump_inline_summary): Dump it.
12113 (fp_expression_p): New predicate.
12114 (estimate_function_body_sizes): Use it.
12115 (inline_merge_summary): Merge fp_expressions.
12116 (inline_read_section): Read fp_expressions.
12117 (inline_write_summary): Write fp_expressions.
12118 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
12119 codegen boundary if either caller or callee is !fp_expressions.
12120 * ipa-inline.h (inline_summary): Add fp_expressions.
12121 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
12122 to fp_expressions be sure the fp generation flags are updated.
12124 2016-05-02 Jakub Jelinek <jakub@redhat.com>
12126 PR rtl-optimization/70467
12127 * cse.c (cse_insn): Handle no-op MEM moves after folding.
12129 PR rtl-optimization/70467
12130 * ipa-pure-const.c (check_call): Handle internal calls even in
12131 ipa mode like in local mode.
12133 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
12135 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
12137 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12139 * match.pd (X u< X, X u> X): New transformations.
12141 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
12143 * flag-types.h (enum warn_strict_overflow_code): Move ...
12144 * coretypes.h: ... here.
12145 * fold-const.h (fold_overflow_warning): Declare.
12146 * fold-const.c (fold_overflow_warning): Make non-static.
12147 (fold_comparison): Move the transformation of X +- C1 CMP C2
12148 into X CMP C2 -+ C1 ...
12149 * match.pd: ... here.
12150 * gimple-fold.c (fold_stmt_1): Protect with
12151 fold_defer_overflow_warnings.
12153 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
12155 * omp-low.c (struct oacc_loop): Add 'inner' field.
12156 (new_oacc_loop_raw): Initialize it to zero.
12157 (oacc_loop_fixed_partitions): Initialize it.
12158 (oacc_loop_auto_partitions): Partition outermost loop to outermost
12159 available partitioning.
12161 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12163 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
12165 (umulsidi3): Likewise.
12166 (indirect_jump): Fix jump instruction assembly patterns.
12168 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
12171 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
12172 (nvptx_function_value): Assert non-NULL cfun.
12174 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
12176 PR rtl-optimization/70886
12177 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
12179 * cselib.h (rtx_equal_for_cselib_1): Declare.
12180 (rtx_equal_for_cselib_p: New inline function.
12181 * cselib.c (rtx_equal_for_cselib_p): Delete.
12182 (rtx_equal_for_cselib_1): Make public.
12184 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
12186 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
12187 (register_mixssei387nonimm_operand): Remove predicate.
12188 * config/i386/i386.md (*fop_<mode>_comm): Merge from
12189 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
12190 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
12191 for TARGET_MIX_SSE_I387 alternatives.
12192 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
12193 Disable unsupported alternatives using "enabled" attribute. Use
12194 nonimm_ssenomem_operand as operand 1 predicate. Also check
12195 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
12197 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12199 * tree.c (cst_and_fits_in_hwi): Simplify.
12201 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12203 * tree.h (wi::to_wide): New function.
12204 * expr.c (expand_expr_real_1): Use wi::to_wide.
12205 * fold-const.c (int_const_binop_1): Likewise.
12206 (extract_muldiv_1): Likewise.
12208 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12210 * wide-int.h: Update offset_int and widest_int documentation.
12211 (WI_SIGNED_SHIFT_RESULT): New macro.
12212 (wi::binary_shift): Define signed_shift_result_type for
12213 shifts on offset_int- and widest_int-like types.
12214 (generic_wide_int): Support <<= and >>= if << and >> are supported.
12215 * tree.h (int_bit_position): Use shift operators instead of wi::
12217 * alias.c (adjust_offset_for_component_ref): Likewise.
12218 * expr.c (get_inner_reference): Likewise.
12219 * fold-const.c (fold_comparison): Likewise.
12220 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
12221 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
12222 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12223 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
12224 (stmt_kills_ref_p): Likewise.
12225 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
12226 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
12227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12228 (ao_ref_init_from_vn_reference): Likewise.
12230 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12232 * wide-int.h: Update offset_int and widest_int documentation.
12233 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
12234 (wi::binary_traits): Allow ordered comparisons between offset_int and
12235 offset_int, between widest_int and widest_int, and between either
12236 of these types and basic C types.
12237 (operator <, <=, >, >=): Define for the same combinations.
12238 * tree.h (tree_int_cst_lt): Use comparison operators instead
12239 of wi:: comparisons.
12240 (tree_int_cst_le): Likewise.
12241 * gimple-fold.c (fold_array_ctor_reference): Likewise.
12242 (fold_nonarray_ctor_reference): Likewise.
12243 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
12244 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
12245 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
12246 * tree-sra.c (completely_scalarize): Likewise.
12247 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
12248 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
12249 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
12250 (check_for_binary_op_overflow): Likewise.
12251 (search_for_addr_array): Likewise.
12252 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
12254 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12256 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
12257 (arc_save_restore): Likewise.
12258 (arc_dwarf_register_span): Likewise.
12259 (arc_output_pic_addr_const): Initialize suffix variable.
12261 2016-05-02 Martin Liska <mliska@suse.cz>
12263 * symbol-summary.h (function_summary::function_summary):
12264 Remove checking assert for all cgraph nodes.
12265 (function_summary::get): Check summary_uid.
12266 (symtab_insertion): Check summary_uid.
12268 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12270 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
12271 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
12272 bmaskn instruction.
12273 (arc_dwarf_register_span): Remove enum keyword.
12274 (compact_memory_operand_p): New function.
12275 * config/arc/arc.h (reg_class): Add code density register classes.
12276 (REG_CLASS_NAMES): Likewise.
12277 (REG_CLASS_CONTENTS): Likewise.
12278 * config/arc/arc.md (*movqi_insn): Add code density instructions.
12279 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
12280 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
12281 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
12282 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
12284 (h, Rcd, Rsd, Rzd): New register constraints.
12285 (T): Use compact_memory_operand_p function.
12286 * config/arc/predicates.md (compact_load_memory_operand): Remove.
12288 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12290 * config/sh/sh.md (*negnegt, *movtt): Remove.
12292 2016-05-02 Marek Polacek <polacek@redhat.com>
12293 Tom de Vries <tom@codesourcery.com>
12295 PR tree-optimization/70700
12296 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
12297 bigger than FIRST_REF_NODE.
12299 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12302 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
12304 (prepare_cbranch_operands): Don't use scratch register. Assume that
12305 function is used when pseudos can be created.
12306 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
12307 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
12308 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
12309 define_expand. Allow it only when pseudos can be created.
12310 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
12312 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
12314 * config/i386/constraints.md (BC): Only allow -1 operands.
12315 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
12316 Add "enabled" attribute. Update XI mode attribute calculation.
12317 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
12318 (*movoi_internal_avx): Update XI mode attribute calculation.
12319 (*movti_internal): Ditto.
12321 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12323 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
12324 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
12326 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
12328 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
12329 statement on instruction code. Remove trailing spaces.
12330 (altivec_expand_stv_builtin): Likewise.
12332 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12334 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
12335 (TARGET_FPU_DOUBLE): Simplify.
12336 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
12337 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
12338 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
12339 with 'TARGET_FPU_DOUBLE'.
12340 * config/sh/sh.md: Likewise.
12342 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
12344 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
12345 SH_DIV_STR_FOR_SIZE): Remove.
12346 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
12347 SH_DIV_STR_FOR_SIZE): Remove.
12349 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12351 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
12352 logical_reg_operand): Delete.
12353 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
12354 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
12355 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
12356 match_operand and match_test.
12357 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
12358 variables on their first use. Return bool values.
12359 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
12360 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
12361 arith_reg_operand for input operand. Remove empty constraints.
12363 (*xorsi3_compact): Rename to xorsi3.
12364 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
12365 (*zero_extend<mode>si2_disp_mem): Update comment.
12368 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12370 * config/sh/t-sh: Remove SH5 support.
12371 * config.gcc: Likewise.
12372 * configure: Likewise.
12374 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12376 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
12378 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12380 * config/sh/sh.c (register_sh_passes, sh_option_override,
12381 sh_print_operand, prepare_move_operands,
12382 sh_can_follow_jump): Remove TARGET_SH1 checks.
12383 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
12384 PROMOTE_MODE): Likewise.
12385 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
12388 2016-04-30 Alan Modra <amodra@gmail.com>
12390 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
12391 restoring when fixed_reg_p, but allow out-of-line or stmw save.
12392 Check for user regs later to avoid unnecessary looping over regs.
12393 Merge user reg check with non-saved reg check. Don't force
12394 inline VR restore when static chain used.
12395 (rs6000_frame_related): Omit eh_frame info for user regs when
12397 (fixed_regs_p): Delete.
12399 2016-04-30 Alan Modra <amodra@gmail.com>
12401 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
12402 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
12405 2016-04-30 Alan Modra <amodra@gmail.com>
12408 * config/rs6000/rs6000.c (fixed_reg_p): New function.
12409 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
12412 2016-04-30 Alan Modra <amodra@gmail.com>
12414 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12415 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
12416 flag_pic test for Darwin.
12418 2016-04-30 Alan Modra <amodra@gmail.com>
12420 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
12421 throw_calls_crossed.
12422 (REG_FREQ_CALLS_CROSSED): Delete.
12423 (REG_N_THROWING_CALLS_CROSSED): Delete.
12424 * regstat.c (regstat_bb_compute_ri): Don't calculate
12425 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12426 (dump_reg_info): Don't print call cross frequency.
12427 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12428 and REG_N_THROWING_CALLS_CROSSED.
12430 2016-04-30 Alan Modra <amodra@gmail.com>
12432 * regs.h (struct reg_info_t): Delete live_length.
12433 (REG_LIVE_LENGTH): Delete macro.
12434 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12435 local_live, local_processed and local_live_last_luid params.
12436 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12438 (regstat_compute_ri): Adjust for above. Don't set
12440 (dump_reg_info): Don't print live length.
12441 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12442 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12443 Localize loop_depth var.
12445 2016-04-30 Alan Modra <amodra@gmail.com>
12447 * ira.c (enum valid_equiv): New.
12448 (validate_equiv_mem): Return enum.
12449 (update_equiv_mem): Create replacement in more cases.
12450 (add_store_equivs): Update validate_equiv_mem call.
12452 2016-04-30 Alan Modra <amodra@gmail.com>
12454 * ira.c (combine_and_move_insns): Rather than scanning insns,
12455 use DF infrastucture to find use and def insns.
12457 2016-04-30 Alan Modra <amodra@gmail.com>
12459 ira.c (combine_and_move_insns): Move invariant conditions..
12460 (ira.c): ..to here. Call combine_and_move_insns before
12461 add_store_equivs. Call grow_reg_equivs later. Allocate
12462 req_equiv later using max_reg_num() rather than global max_regno.
12463 (contains_replace_regs): Delete.
12464 (add_store_equivs): Remove contains_replace_regs test.
12466 2016-04-30 Alan Modra <amodra@gmail.com>
12468 * ira.c (struct equiv_mem_data): New.
12469 (equiv_mem, equiv_mem_modified): Delete static vars.
12470 (validate_equiv_mem_from_store): Use "data" param to communicate..
12471 (validate_equiv_mem): ..from here.
12473 2016-04-30 Alan Modra <amodra@gmail.com>
12475 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12477 (update_reg_equivs): ..here. Move allocation and freeing of
12478 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12479 end_alias_analysis to..
12482 2016-04-30 Alan Modra <amodra@gmail.com>
12484 * ira.c (pdx_subregs): Delete.
12485 (struct equivalence): Add pdx_subregs field.
12486 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12487 pdx_subregs access.
12488 (update_equiv_regs): Don't create or free pdx_subregs. Update
12489 pdx_subregs access.
12491 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12493 * config/rs6000/altivec.h: Change definitions of vec_xl and
12495 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12496 (LD_ELEMREV_V2DI): New.
12497 (LD_ELEMREV_V4SF): New.
12498 (LD_ELEMREV_V4SI): New.
12499 (LD_ELEMREV_V8HI): New.
12500 (LD_ELEMREV_V16QI): New.
12501 (ST_ELEMREV_V2DF): New.
12502 (ST_ELEMREV_V2DI): New.
12503 (ST_ELEMREV_V4SF): New.
12504 (ST_ELEMREV_V4SI): New.
12505 (ST_ELEMREV_V8HI): New.
12506 (ST_ELEMREV_V16QI): New.
12509 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12510 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12511 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12512 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12513 (altivec_expand_builtin): Add handling for
12514 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12515 (rs6000_invalid_builtin): Add error-checking for
12516 RS6000_BTM_P9_VECTOR.
12517 (altivec_init_builtins): Define builtins used to implement vec_xl
12519 (rs6000_builtin_mask_names): Define power9-vector.
12520 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12521 (RS6000_BTM_P9_VECTOR): Define.
12522 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
12523 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
12524 (vsx_ld_elemrev_v2df): Likewise.
12525 (vsx_ld_elemrev_v4sf): Likewise.
12526 (vsx_ld_elemrev_v4si): Likewise.
12527 (vsx_ld_elemrev_v8hi): Likewise.
12528 (vsx_ld_elemrev_v16qi): Likewise.
12529 (vsx_st_elemrev_v2df): Likewise.
12530 (vsx_st_elemrev_v2di): Likewise.
12531 (vsx_st_elemrev_v4sf): Likewise.
12532 (vsx_st_elemrev_v4si): Likewise.
12533 (vsx_st_elemrev_v8hi): Likewise.
12534 (vsx_st_elemrev_v16qi): Likewise.
12535 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
12538 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
12540 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
12542 (simplify_control_stmt_condition_1): ... here. Recurse into
12543 BIT_AND_EXPRs and BIT_IOR_EXPRs.
12545 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
12548 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12549 (zero_extendqi<mode>2_dot): Revert earlier conversion from
12550 define_insn_and_split to define_insn.
12551 (zero_extendqi<mode>2_dot2): Same.
12552 (extendqi<mode>2_dot): Same.
12553 (extendqi<mode>2_dot2): Same.
12555 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12557 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
12558 (probe_stack): New expander.
12559 (probe_stack_<mode>): New insn pattern.
12561 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12563 * config/i386/i386.md
12564 (operations with memory inputs setting flags peephole2):
12565 Remove uneeded REG_P checks. Cleanup pattern generation.
12567 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
12569 * tree-vect-loop.c (vect_transform_loop): Fix
12570 nb_iterations_upper_bound computation for vectorized loop.
12572 2016-04-29 Marek Polacek <polacek@redhat.com>
12573 Jakub Jelinek <jakub@redhat.com>
12576 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
12577 TARGET_EXPR_SLOT as a base.
12579 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
12581 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
12582 with 'rCm2' constraints to limit possible immediate size.
12583 (*load_zeroextendqisi_update): Likewise.
12584 (*load_signextendqisi_update): Likewise.
12585 (*loadhi_update): Likewise.
12586 (*load_zeroextendhisi_update): Likewise.
12587 (*load_signextendhisi_update): Likewise.
12588 (*loadsi_update): Likewise.
12589 (*loadsf_update): Likewise.
12591 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12593 * config/i386/predicates.md (constm1_operand): Fix comparison.
12595 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12597 * testsuite/gcc.target/arc/ieee_eq.c: New test.
12599 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
12601 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
12602 remaining SH5 related settings.
12603 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
12604 shmedia_prepare_call_address): Delete.
12605 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
12606 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
12607 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
12608 UNSUPPORTED_SH2A): Remove m5 checks.
12609 (sh_divide_strategy_e): Remove SH5 division strategies.
12610 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
12611 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
12613 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12615 * config/s390/s390.c (s390_rtx_costs): Update documentation.
12617 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12619 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
12620 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
12621 Change lder to ldr.
12622 * config/s390/vector.md ("mov<mode>"): Likewise.
12624 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
12626 * config/s390/constraints.md ("U", "W"): Invoke
12627 s390_mem_constraint with "ZR" and "ZT".
12628 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
12629 addresses when using LRA. Accept also short displacements for S
12630 and T constraints. Do not check for long displacement target for
12631 S and T constraints.
12632 (s390_mem_constraint): Remove handling of U and W constraints.
12633 * config/s390/s390.md (various patterns): Remove the short
12634 displacement constraints (Q and R) if a long displacement
12635 constraint is present. Add longdisp as required CPU capability.
12636 * config/s390/vector.md: Likewise.
12637 * config/s390/vx-builtins.md: Likewise.
12639 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12642 * reload1.c (reload): Call finish_spills before
12643 restarting reload loop. Skip select_reload_regs
12644 if update_eliminables_and_spill returns true.
12646 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12648 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
12649 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12650 (umulhisi3_imm): Update predicates and constraint letters.
12651 (umulhisi3_reg): Declare instruction as commutative.
12652 * config/arc/constraints.md (J12, J16): New constraints.
12653 * config/arc/predicates.md (short_unsigned_const_operand): New
12655 (arc_short_operand): Likewise.
12656 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
12658 2016-04-29 Richard Biener <rguenther@suse.de>
12660 PR tree-optimization/13962
12661 PR tree-optimization/65686
12662 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
12663 * tree-ssa-alias.c (ptrs_compare_unequal): New function
12664 using PTA to compare pointers.
12665 * match.pd: Add pattern for pointer equality compare simplification
12666 using ptrs_compare_unequal.
12668 2016-04-29 Richard Biener <rguenther@suse.de>
12670 * stor-layout.c (layout_type): Do not build a pointer-to-element
12673 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12675 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
12676 Use SWI mode iterator. Use general_reg_operand predicate.
12677 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
12678 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
12681 2016-04-29 Jakub Jelinek <jakub@redhat.com>
12683 PR middle-end/70843
12684 * fold-const.c (operand_equal_p): Don't verify hash value equality
12686 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
12689 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12692 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
12693 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
12694 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
12695 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
12696 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
12698 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12700 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
12701 to info. Don't initialize separate fields to 0. Clean up
12704 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12706 * config/i386/i386.md (peephole2s for operations with memory inputs):
12707 Use SWI mode iterator.
12708 (peephole2s for operations with memory outputs): Ditto.
12709 Do not check for stack checking probe.
12711 (probe_stack): Remove expander.
12713 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12714 Andrew Burgess <andrew.burgess@embecosm.com>
12716 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
12717 operands as 32-bits.
12719 2016-04-28 Jason Merrill <jason@redhat.com>
12721 * gdbinit.in: Skip line-map.h.
12723 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12724 Andrew Burgess <andrew.burgess@embecosm.com>
12726 * config/arc/arc.c (arc_conditional_register_usage): Take
12727 TARGET_RRQ_CLASS into account.
12728 (arc_print_operand): Support printing 'p' and 's' operands.
12729 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
12731 (TARGET_RRQ_CLASS): Define.
12732 (IS_POWEROF2_OR_0_P): Define.
12733 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
12735 (*tst_movb): New define_insn.
12736 (*tst): Avoid recognition if it could prevent '*tst_movb'
12737 combination; replace c/CnL with c/Chs alternative.
12738 (*tst_bitfield_tst): New define_insn.
12739 (*tst_bitfield_asr): New define_insn.
12740 (*tst_bitfield): New define_insn.
12741 (andsi3_i): Add Rrq variant.
12742 (extzv): New define_expand.
12743 (insv): New define_expand.
12744 (*insv_i): New define_insn.
12745 (*movb): New define_insn.
12746 (*movb_signed): New define_insn.
12747 (*movb_high): New define_insn.
12748 (*movb_high_signed): New define_insn.
12749 (*movb_high_signed + 1): New define_split pattern.
12750 (*mrgb): New define_insn.
12751 (*mrgb + 1): New define_peephole2 pattern.
12752 (*mrgb + 2): New define_peephole2 pattern.
12753 * config/arc/arc.opt (mbitops): New option for nps400, uses
12754 TARGET_NPS_BITOPS_DEFAULT.
12755 * config/arc/constraints.md (q): Make register class conditional.
12756 (Rrq): New register constraint.
12757 (Chs): New constraint.
12758 (Clo): New constraint.
12759 (Chi): New constraint.
12760 (Cbf): New constraint.
12761 (Cbn): New constraint.
12762 (C18): New constraint.
12763 (Cbi): New constraint.
12765 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12767 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
12769 (bitmap_intersection_of_preds): Ditto.
12770 (bitmap_union_of_succs): Ditto.
12771 (bitmap_union_of_preds): Ditto.
12772 * sbitmap.c (do_popcount): Delete.
12773 (BITMAP_DEBUGGING): Delete.
12774 (sbitmap_verify_popcount): Delete.
12775 (sbitmap_alloc): Don't initialize the popcount field.
12776 (sbitmap_alloc_with_popcount): Delete.
12777 (sbitmap_resize): Don't resize the popcount array.
12778 (sbitmap_vector_alloc): Don't initialize the popcount field.
12779 (bitmap_copy): Don't copy the popcount array.
12780 (bitmap_clear): Don't clear the popcount array.
12781 (bitmap_clear): Delete the popcount array handling.
12782 (bitmap_ior_and_compl): Delete the popcount assert.
12783 (bitmap_not): Ditto.
12784 (bitmap_and_compl): Ditto.
12785 (bitmap_and): Delete the popcount array handling.
12786 (bitmap_xor): Ditto.
12787 (bitmap_ior): Ditto.
12788 (bitmap_or_and): Delete the popcount assert.
12789 (bitmap_and_or): Ditto.
12790 (popcount_table): Delete.
12791 (sbitmap_elt_popcount): Delete.
12792 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
12793 (bitmap_set_bit): Delete the popcount assert.
12794 (bitmap_clear_bit): Ditto.
12795 (sbitmap_free): Don't free the popcount array.
12796 (sbitmap_alloc_with_popcount): Delete declaration.
12797 (sbitmap_popcount): Ditto.
12799 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12800 Andrew Burgess <andrew.burgess@embecosm.com>
12802 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
12803 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
12804 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
12805 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
12806 * config/arc/arc.opt (mcmem): New option.
12807 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
12808 supply length for r/m alternative.
12809 (*extendqisi2_ac): Likewise.
12810 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
12812 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
12813 (movhi_insn): Likewise.
12814 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
12815 (*zero_extendqihi2_i): Add r/Ucm alternative.
12816 (*zero_extendqisi2_ac): Likewise.
12817 (*zero_extendhisi2_i): Likewise.
12818 * config/arc/constraints.md (Uex): New memory constraint.
12819 (Ucm): New define_constraint.
12820 * config/arc/predicates.md (long_immediate_loadstore_operand):
12821 Return 0 for MEM with cmem_address address.
12822 (cmem_address_0): New predicates.
12823 (cmem_address_1): Likewise.
12824 (cmem_address_2): Likewise.
12825 (cmem_address): Likewise.
12827 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12829 * config/rs6000/rs6000.c (machine_function): Rename
12830 insn_chain_scanned_p to spe_insn_chain_scanned_p.
12831 (rs6000_stack_info): Adjust.
12833 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12834 Andrew Burgess <andrew.burgess@embecosm.com>
12836 * config/arc/constraints.md (Usd): Convert to define_constraint.
12840 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12843 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
12844 Add new peephole2 where the first insn is *mov<mode>_or instead of
12845 *mov<mode>_internal.
12847 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
12849 * tracer.c (bb_seen): Make static.
12851 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
12853 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
12854 support, setup defaults.
12855 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
12856 * config/arc/arc.c (arc_init): Add NPS400 support.
12857 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
12858 (TARGET_ARC700): NPS400 is also an ARC700.
12859 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
12861 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12864 * config/nds32/nds32.md (casesi): Don't access the operands array
12867 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12869 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
12870 (or $-1,reg peephole2): Ditto.
12871 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
12873 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
12875 * doc/extend.texi (Common Function Attributes) [optimize]:
12876 Discourage use of the optimize attribute.
12878 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
12880 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
12881 special case builtin.
12882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12883 ALTIVEC_BUILTIN_VEC_ADDE.
12884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12885 support for ALTIVEC_BUILTIN_VEC_ADDE.
12886 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12887 for __builtin_vec_adde.
12889 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12891 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
12892 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
12894 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12897 * doc/sourcebuild.texi (Effective-Target Keywords, Other
12898 attributes): Document cilkplus_runtime.
12900 2016-04-28 Martin Jambor <mjambor@suse.cz>
12902 * tree-cfg.c (verify_expr): Verify that local declarations belong to
12903 this function. Call verify_expr on MEM_REFs and bases of other
12904 handled_components.
12906 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12908 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
12909 for WORD_REGISTER_OPERATIONS to runtime check.
12911 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12913 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
12915 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12917 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
12918 big-endian compilation.
12919 * config/arc/arc.md (addf3): Likewise.
12920 (subdf3): Likewise.
12921 (muldf3): Likewise.
12923 2016-04-28 Richard Biener <rguenther@suse.de>
12925 PR tree-optimization/70840
12926 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
12927 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
12928 Mark x * pow(x,c) -> pow(x,c+1) commutative.
12929 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
12931 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12933 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
12934 and explain why in a comment.
12936 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12938 * config/arc/arc.md (cpu_facility): Add fpx variant.
12939 (subdf3): Prohibit use reverse sub when assist operations option
12941 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
12942 instructions only when FPX is enabled.
12943 * testsuite/gcc.target/arc/trsub.c: New test.
12945 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12947 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
12948 mult_operator when calculating "type" attribute.
12949 (*fop_<mode>_1_i387): Ditto.
12950 (*fop_xf_1_i387): Ditto.
12951 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
12952 Use std::swap to swap operands. Use RTL expressions to generate
12955 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12956 Joern Rennecke <joern.rennecke@embecosm.com>
12958 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
12960 (emit_pic_move): Remove.
12961 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
12962 * config/arc/arc.c (emit_pic_move): Removed.
12963 (TARGET_HAVE_TLS): Define.
12964 (arc_conditional_register_usage): Test for arc_tp_regno.
12965 (arc_print_operand, arc_print_operand_address): Handle TLS
12967 (arc_needs_pcl_p): New function.
12968 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
12969 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
12970 (arc_raw_symbolic_reference_mentioned_p): Likewise.
12971 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
12972 (arc_legitimize_tls_address): Likewise.
12973 (DTPOFF_ZERO_SYM): Define.
12974 (arc_legitimize_pic_address): Make it static, handle TLS cases.
12975 (arc_output_pic_addr_const): Print TLS unspecs.
12976 (prepare_pic_move): New function, replaces emit_pic_move.
12977 (arc_legitimate_constant_p): Handle TLS unspecs.
12978 (arc_legitimate_address_p): Likewise.
12979 (arc_rewrite_small_data_p): Use assert for TLS constants.
12980 (prepare_move_operands): Use prepare_pic_move.
12981 (arc_legitimize_address): Legitimize tls addresses.
12982 (arc_epilogue_uses): Check for arc_tp_regno.
12983 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
12984 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
12986 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
12988 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
12989 %(arc_tls_extra_start_spec).
12990 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
12991 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
12993 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
12994 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
12995 (UNSPEC_TLS_OFF): Add.
12997 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
12998 (get_thread_pointersi): New patterns.
12999 * config/arc/arc.opt (mtp-regno): New option.
13000 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
13001 (move_dest_operand): Likewise.
13002 * configure: Regenerate.
13003 * configure.ac: Add arc*-*-* case to test for tls.
13004 * doc/invoke.texi (ARC options): Document mtp-regno.
13006 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
13008 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
13009 the new ARC HS SIMD instructions.
13010 (arc_preferred_simd_mode): New function.
13011 (arc_autovectorize_vector_sizes): Likewise.
13012 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
13013 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
13014 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
13015 (arc_init_builtins): Add new SIMD builtin types.
13016 (arc_split_move): Handle 64 bit vector moves.
13017 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
13018 (TARGET_PLUS_QMACW): Define.
13019 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
13020 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
13021 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
13022 (VSUBADD4H): New builtins.
13023 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
13024 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
13026 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
13027 Matthias Klose <doko@debian.org>
13029 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
13031 2016-04-28 Richard Biener <rguenther@suse.de>
13033 PR middle-end/70777
13034 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
13037 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
13039 * common/config/sh/sh-common.c: Remove SH5 support.
13040 * config/sh/constraints.md: Likewise.
13041 * config/sh/config/sh/elf.h: Likewise.
13042 * config/sh/linux.h: Likewise.
13043 * config/sh/netbsd-elf.h: Likewise.
13044 * config/sh/predicates.md: Likewise.
13045 * config/sh/sh-c.c: Likewise.
13046 * config/sh/sh-protos.h: Likewise.
13047 * config/sh/sh.c: Likewise.
13048 * config/sh/sh.h: Likewise.
13049 * config/sh/sh.md: Likewise.
13050 * config/sh/sh.opt: Likewise.
13051 * config/sh/sync.md: Likewise.
13052 * config/sh/sh64.h: Delete.
13053 * config/sh/shmedia.h: Likewise.
13054 * config/sh/shmedia.md: Likewise.
13055 * config/sh/sshmedia.h: Likewise.
13056 * config/sh/t-netbsd-sh5-64: Likewise.
13057 * config/sh/t-sh64: Likewise.
13058 * config/sh/ushmedia.h: Likewise.
13060 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
13062 * config/i386/i386.md (sign_extend to memory peephole2s): Use
13063 general_reg_operand instead of register_operand predicate.
13065 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13067 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
13069 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
13071 * match.pd (A - B > A, A + B < A): New transformations.
13073 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
13075 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
13076 which defaults to true. Emit an outer pair of parentheses only if
13077 EMIT_PARENS. When continuing a chain of && or || (or & or |),
13078 don't emit parentheses for the right-hand operand.
13080 2016-04-27 Jeff Law <law@redhat.com>
13082 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
13084 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13086 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
13087 (altivec_lvx_<mode>_internal): Document.
13088 (altivec_lvx_<mode>_2op): New define_insn.
13089 (altivec_lvx_<mode>_1op): Likewise.
13090 (altivec_lvx_<mode>_2op_si): Likewise.
13091 (altivec_lvx_<mode>_1op_si): Likewise.
13092 (altivec_stvx_<mode>): Remove.
13093 (altivec_stvx_<mode>_internal): Document.
13094 (altivec_stvx_<mode>_2op): New define_insn.
13095 (altivec_stvx_<mode>_1op): Likewise.
13096 (altivec_stvx_<mode>_2op_si): Likewise.
13097 (altivec_stvx_<mode>_1op_si): Likewise.
13098 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13099 Expand vec_ld and vec_st during parsing.
13100 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
13102 (altivec_expand_stvx_be): Likewise.
13103 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
13104 address-masking behavior in RTL.
13105 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
13106 address-masking behavior in RTL.
13107 (altivec_expand_builtin): Change builtin code arguments for calls
13108 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
13109 (insn_is_swappable_p): Avoid incorrect swap optimization in the
13110 presence of lvx/stvx patterns.
13111 (alignment_with_canonical_addr): New function.
13112 (alignment_mask): Likewise.
13113 (find_alignment_op): Likewise.
13114 (recombine_lvx_pattern): Likewise.
13115 (recombine_stvx_pattern): Likewise.
13116 (recombine_lvx_stvx_patterns): Likewise.
13117 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
13118 stvx patterns from expand.
13119 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
13121 (vector_altivec_store_<mode>): Likewise.
13123 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
13125 * config/aarch64/aarch64.md
13126 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
13127 remove the "fp" attributes.
13128 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
13129 add the "simd" attributes.
13130 (*movdf_aarch64): Likewise.
13131 (*movtf_aarch64): Remove the "fp" attributes.
13132 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
13133 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
13135 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13137 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
13138 rtx to rtx_code_label *.
13139 * rtl.h (maybe_set_first_label_num): Likewise.
13141 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13143 * df-core.c (df_add_problem): Make the problem param be const.
13144 (df_remove_problem): Make local "problem" be const.
13145 * df-problems.c (problem_RD): Make const.
13146 (problem_LR): Likewise.
13147 (problem_LIVE): Likewise.
13148 (problem_MIR): Likewise.
13149 (problem_CHAIN): Likewise.
13150 (problem_WORD_LR): Likewise.
13151 (problem_NOTE): Likewise.
13152 (problem_MD): Likewise.
13153 * df-scan.c (problem_SCAN): Likewise.
13154 * df.h (struct df_problem): Make field "dependent_problem" be
13156 (struct dataflow): Likewise for field "problem".
13157 (df_add_problem): Make param const.
13159 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13161 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
13162 inter-unit moves to/from vector registers are enabled. Do not disable
13165 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13167 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
13168 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
13170 (enum df_problem_id): ...this new enum.
13171 (struct df_problem): Convert field "id" from "int" to
13172 enum df_problem_id.
13174 2016-04-27 David Malcolm <dmalcolm@redhat.com>
13176 * rtl.def: Update comment for "things in the instruction chain" to
13177 reflect the removal of the leading "i" field for INSN_UID in
13178 r210360. Fix bogus apostrophe.
13180 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
13182 * config/i386/i386.md
13183 (lea arith with mem operand + setcc peephole2): Set operator mode.
13185 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
13188 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
13189 (dimode_scalar_to_vector_candidate_p): This.
13190 (timode_scalar_to_vector_candidate_p): New function.
13191 (scalar_to_vector_candidate_p): Likewise.
13192 (timode_check_non_convertible_regs): Likewise.
13193 (timode_remove_non_convertible_regs): Likewise.
13194 (remove_non_convertible_regs): Likewise.
13195 (remove_non_convertible_regs): Renamed to ...
13196 (dimode_remove_non_convertible_regs): This.
13197 (scalar_chain::~scalar_chain): Make it virtual.
13198 (scalar_chain::compute_convert_gain): Make it pure virtual.
13199 (scalar_chain::mark_dual_mode_def): Likewise.
13200 (scalar_chain::convert_insn): Likewise.
13201 (scalar_chain::convert_registers): Likewise.
13202 (scalar_chain::add_to_queue): Make it protected.
13203 (scalar_chain::emit_conversion_insns): Likewise.
13204 (scalar_chain::replace_with_subreg): Likewise.
13205 (scalar_chain::replace_with_subreg_in_insn): Likewise.
13206 (scalar_chain::convert_op): Likewise.
13207 (scalar_chain::convert_reg): Likewise.
13208 (scalar_chain::make_vector_copies): Likewise.
13209 (scalar_chain::convert_registers): New pure virtual function.
13210 (class dimode_scalar_chain): New class.
13211 (class timode_scalar_chain): Likewise.
13212 (scalar_chain::mark_dual_mode_def): Renamed to ...
13213 (dimode_scalar_chain::mark_dual_mode_def): This.
13214 (timode_scalar_chain::mark_dual_mode_def): New function.
13215 (timode_scalar_chain::convert_insn): Likewise.
13216 (dimode_scalar_chain::convert_registers): Likewise.
13217 (scalar_chain::compute_convert_gain): Renamed to ...
13218 (dimode_scalar_chain::compute_convert_gain): This.
13219 (scalar_chain::replace_with_subreg): Renamed to ...
13220 (dimode_scalar_chain::replace_with_subreg): This.
13221 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
13222 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
13223 (scalar_chain::make_vector_copies): Renamed to ...
13224 (dimode_scalar_chain::make_vector_copies): This.
13225 (scalar_chain::convert_reg): Renamed to ...
13226 (dimode_scalar_chain::convert_reg ): This.
13227 (scalar_chain::convert_op): Renamed to ...
13228 (dimode_scalar_chain::convert_op): This.
13229 (scalar_chain::convert_insn): Renamed to ...
13230 (dimode_scalar_chain::convert_insn): This.
13231 (scalar_chain::convert): Call convert_registers.
13232 (convert_scalars_to_vector): Change to scalar_chain pointer to
13233 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
13234 in 32-bit mode. Delete scalar_chain pointer. Call
13235 free_dominance_info in 64-bit mode.
13236 (pass_stv::gate): Remove TARGET_64BIT check.
13237 (ix86_option_override): Put the 64-bit STV pass before the CSE
13240 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
13242 * dwarf2out.h (struct dw_loc_descr_node): Remove the
13243 dw_loc_frame_offset field.
13244 * dwarf2out.c (new_loc_descr): Likewise.
13245 (resolve_args_picking_1): Turn the VISITED hash set into a
13246 FRAME_OFFSET hash map. Use it to associate a frame offset to
13247 visited nodes. Remove uses of the CHECKING_P macro.
13248 (resolve_args_picking): Update call to resolve_args_picking_1.
13250 2016-04-27 Martin Liska <mliska@suse.cz>
13252 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
13253 (free_loop_data): Release vuses of groups.
13255 2016-04-27 Bin Cheng <bin.cheng@arm.com>
13257 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
13258 instead of redundant use_id and boolean have_use_for.
13259 (struct iv_use): Change sub_id into group_id. Remove field next.
13260 Move fields: related_cands, n_map_members, cost_map and selected
13262 (struct iv_group): ... here. New structure.
13263 (struct iv_common_cand): Use structure declaration directly.
13264 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
13265 (MAX_CONSIDERED_USES): Rename macro to ...
13266 (MAX_CONSIDERED_GROUPS): ... here.
13267 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
13268 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
13269 (dump_uses): Rename to ...
13270 (dump_groups): ... here. Update all uses.
13271 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
13272 (find_induction_variables): Refactor format of dump information.
13273 (record_sub_use): Delete.
13274 (record_use): Update all uses.
13275 (record_group): New function.
13276 (record_group_use, find_interesting_uses_op): Call above functions.
13278 (find_interesting_uses_cond): Ditto.
13279 (group_compare_offset): New function.
13280 (split_all_small_groups): Rename to ...
13281 (split_small_address_groups_p): ... here. Update all uses.
13282 (split_address_groups): Update all uses.
13283 (find_interesting_uses): Refactor format of dump information.
13284 (add_candidate_1): Update all uses. Remove redundant check on iv,
13286 (add_candidate, record_common_cand): Remove redundant assert.
13287 (add_iv_candidate_for_biv): Update use.
13288 (add_iv_candidate_derived_from_uses): Update all uses.
13289 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
13290 (alloc_use_cost_map): Ditto.
13291 (set_use_iv_cost, get_use_iv_cost): Rename to ...
13292 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
13293 (determine_use_iv_cost_generic): Ditto.
13294 (determine_group_iv_cost_generic): Ditto.
13295 (determine_use_iv_cost_address): Ditto.
13296 (determine_group_iv_cost_address): Ditto.
13297 (determine_use_iv_cost_condition): Ditto.
13298 (determine_group_iv_cost_cond): Ditto.
13299 (determine_use_iv_cost): Ditto.
13300 (determine_group_iv_cost): Ditto.
13301 (set_autoinc_for_original_candidates): Update all uses.
13302 (find_iv_candidates): Update all uses. Refactor dump information.
13303 (determine_use_iv_costs): Ditto.
13304 (determine_iv_costs): Ditto.
13305 (iv_ca_cand_for_use): Rename to ...
13306 (iv_ca_cand_for_group): ... here. Update all uses.
13307 (iv_ca_add_use, iv_ca_add_group): Ditto.
13308 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
13309 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
13310 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
13311 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
13312 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
13313 (create_new_iv, adjust_iv_update_pos): Ditto.
13314 (rewrite_use_address): Delete.
13315 (rewrite_use_address_1): Rename to ...
13316 (rewrite_use_address): ... here.
13317 (rewrite_use_compare): Update all uses.
13318 (rewrite_use): Delete.
13319 (rewrite_uses): Rename to ...
13320 (rewrite_groups): ... here. Update all uses.
13321 (remove_unused_ivs, free_loop_data): Update all uses.
13322 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
13324 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13326 * rtlanal.c (nonzero_bits1): Convert preprocessor check
13327 for WORD_REGISTER_OPERATIONS to runtime check.
13329 2016-04-27 Richard Biener <rguenther@suse.de>
13332 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
13333 aggregate_value_p to determine if a function result is
13334 returned by reference.
13335 (ipa_pta_execute): Functions having their address taken are
13336 not automatically nonlocal.
13338 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13341 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
13342 * fold-const.c (operand_equal_p): If flag_checking and
13343 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
13344 and if it returns non-zero, assert iterative_hash_expr on both
13347 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13349 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
13351 2016-04-27 Nick Clifton <nickc@redhat.com>
13353 PR middle-end/49889
13354 * varasm.c (merge_weak): Generate an error if an attempt is made
13355 to convert a non-weak static function into a weak, public function.
13357 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13359 * params.def (MAX_PARTITION_SIZE): New param.
13360 * doc/invoke.texi: Document lto-max-partition.
13362 2016-04-27 Richard Biener <rguenther@suse.de>
13365 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
13366 function cummulating used_from_other_partition, externally_visible
13367 and force_output from aliases.
13368 (refered_from_nonlocal_var): Likewise.
13369 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
13370 node flags properly.
13372 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13374 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
13375 (-Wmemset-elt-size): New item.
13377 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
13380 * stor-layout.h (internal_reference_types): Delete.
13381 * stor-layout.c (reference_types_internal): Likewise.
13382 (internal_reference_types): Likewise.
13383 (layout_type) <REFERENCE_TYPE>: Adjust.
13385 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13388 * tree.h (inchash::add_expr): Add FLAGS argument.
13389 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
13390 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
13391 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
13392 Formatting fix. Adjust recursive calls. For tcc_comparison,
13393 if swap_tree_comparison (code) is smaller than code, hash that
13394 and arguments in the other order. Hash CONVERT_EXPR the same
13395 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
13396 of ADDR_EXPR of decl as the decl itself. Add or remove
13397 OEP_ADDRESS_OF from recursive flags as needed. For
13398 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
13399 operands commutatively and only the third one normally.
13400 For internal CALL_EXPR hash in CALL_EXPR_IFN.
13402 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
13404 * config/rtems.h (LIB_SPEC): Add -latomic.
13406 2016-04-27 Joel Sherrill <joel@rtems.org>
13408 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
13409 xilink.ld and flags not relevant to RTEMS.
13411 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
13413 * toplev.c (backend_init_target): Avoid calling init_reload when using
13416 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13418 * reorg.c (try_merge_delay_insns): Declare i and j inside the
13419 for loops rather than one for the whole function.
13421 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13423 * match.pd (X + CST CMP X): New transformation.
13425 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13427 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13428 * fold-const.c (fold_binary_loc): Remove 2 transformations
13429 superseded by match.pd.
13430 * match.pd (x+x -> x*2): Generalize to integers.
13432 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13434 * config/i386/i386.md (operation on memory peephole): Duplicate an
13435 existing peephole and adapt it to match lea rather than an operation
13438 PR rtl-optimization/57193
13439 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13441 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13443 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13445 * tree-if-conv.c (any_pred_load_store): New static variable.
13446 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13447 any_pred_load_store instead of and_mask_load_store.
13448 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13449 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13450 (combine_blocks, tree_if_conversion): Ditto.
13452 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13454 PR tree-optimization/70771
13455 PR tree-optimization/70775
13456 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13457 virtual PHI nodes. Delete parameter.
13458 (if_convertible_loop_p_1): Delete argument to above function.
13459 (predicate_all_scalar_phis): Delete code handling single-argument
13461 (tree_if_conversion): Mark and update virtual SSA.
13463 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13466 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13467 (x86_elf_aligned_common): Rename to ...
13468 (x86_elf_aligned_decl_common): ... this.
13469 Add decl arg. Switch to .lbss for largecomm object. Use
13470 LARGECOMM_SECTION_ASM_OP.
13471 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13473 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13474 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13476 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13477 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13479 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13482 * config/i386/i386.c (SECTION_LARGE): Define.
13483 (x86_64_elf_select_section): Set it for large data/bss sections.
13484 Only clear SECTION_WRITE for .lrodata.
13485 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13487 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13488 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13489 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13491 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13492 * doc/tm.texi: Regenerate.
13494 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13497 * configure.ac (--enable-checking): Document extra flag, for
13498 non-release builds default to --enable-checking=yes,extra.
13499 If misc checking and extra checking, define CHECKING_P to 2 instead
13501 * common.opt (fchecking=): Add.
13502 * doc/invoke.texi (-fchecking=): Document.
13503 * doc/install.texi: Document --enable-checking changes.
13504 * configure: Regenerated.
13505 * config.in: Regenerated.
13507 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13509 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13510 attribute instead of which_alternative.
13511 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13512 Use EXT_REX_SSE_REG_P where appropriate.
13514 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13516 * config/i386/predicates.md (const0_operand): Do not match
13517 const_wide_int code.
13518 (const1_operand): Ditto.
13520 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13522 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
13523 for SSE constm1 operands and TARGET_AVX512VL.
13524 (*movti_internal): Ditto.
13525 (*mov<mode>_or): Use constm1_operand predicate.
13526 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
13527 for SSE vector_all_ones operands and TARGET_AVX512VL.
13528 * config/i386/predicates.md (constm1_operand): New predicate.
13529 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
13530 emission of constant -1 load.
13532 2016-04-25 Jason Merrill <jason@redhat.com>
13534 * gdbinit.in: Skip is-a.h.
13536 * attribs.c (register_scoped_attributes): Fix logic.
13537 * attribs.h: Declare register_scoped_attributes.
13539 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13541 * config/rs6000/rs6000-builtin.def: Correct pasto error for
13542 stxvd2x and stxvw4x built-in functions.
13544 2016-04-25 DJ Delorie <dj@redhat.com>
13546 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
13547 (ashrhi3): Likewise.
13548 (lshrhi3): Likewise.
13550 2016-04-25 Richard Biener <rguenther@suse.de>
13552 PR tree-optimization/70780
13553 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
13554 wasn't visited yet.
13555 (compute_antic): Mark blocks with abnormal preds as visited as
13556 they have a final empty antic-in solution already.
13558 2016-04-25 Michael Collison <michael.collison@linaro.org>
13560 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
13562 2016-04-25 Michael Collison <michael.collison@linaro.org>
13564 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
13565 mode is VQI to improve mixed mode vectorization.
13566 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
13567 define_insn to match low half of signed vaddw.
13568 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
13569 define_insn to match high half of signed vaddw.
13570 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
13571 define_insn to match low half of unsigned vaddw.
13572 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
13573 define_insn to match high half of unsigned vaddw.
13574 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
13575 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13576 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
13578 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13579 * config/arm/predicates.md (vect_par_constant_high): Support
13580 big endian and simplify by calling
13581 arm_simd_check_vect_par_cnst_half
13582 (vect_par_constant_low): Likewise.
13584 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13586 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
13587 predicate for operand 2.
13589 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
13590 H.J. Lu <hongjiu.lu@intel.com>
13592 * config/i386/i386-protos.h (standard_sse_constant_p): Add
13593 machine_mode argument.
13594 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
13595 constm1_rtx operands. For VOIDmode constants, get mode from
13596 pred_mode. Check mode size if the mode is supported by ABI.
13597 (standard_sse_constant_opcode): Do not use standard_constant_p.
13598 Strictly check ABI support for all-ones operands.
13599 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
13600 immediates. Update calls to standard_sse_constant_p.
13601 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
13602 (ix86_rtx_costs): Ditto.
13603 * config/i386/i386.md (*movxi_internal_avx512f): Use
13604 nonimmediate_or_sse_const_operand instead of vector_move_operand.
13605 Use (v,BC) alternative instead of (v,C). Use register_operand
13606 checks instead of MEM_P.
13607 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
13608 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
13609 isa attribute. Use register_operand checks instead of MEM_P.
13610 (*movti_internal): Use nonimmediate_or_sse_const_operand for
13611 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
13612 alternative and corresponding sse2 isa attribute.
13613 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
13614 to standard_sse_constant_p.
13615 (FP constant splitters): Ditto.
13616 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
13618 * config/i386/predicates.md (constm1_operand): Remove.
13619 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
13620 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
13621 vector_all_ones_operand instead of constm1_operand.
13623 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13625 * print-rtl.c (print_rtx_insn_vec): New function.
13626 * print-rtl.h: New prototype.
13627 * store-motion.c (struct st_expr): Make avail_stores a vector.
13628 (st_expr_entry): Adjust.
13629 (free_st_expr_entry): Likewise.
13630 (print_store_motion_mems): Likewise.
13631 (find_moveable_store): Likewise.
13632 (compute_store_table): Likewise.
13633 (delete_store): Likewise.
13634 (build_store_vectors): Likewise.
13636 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13638 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
13640 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13642 * vec.h (vec_safe_contains): New function.
13643 (vec::contains): Likewise.
13644 (vec::begin): Likewise.
13645 (vec::end): Likewise.
13647 2016-04-23 Jakub Jelinek <jakub@redhat.com>
13650 * cfgexpand.c (expand_stack_vars): Fix typo.
13652 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13654 * system.h (list, map, set, vector): Include conditionally.
13655 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
13656 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
13657 * ipa-icf.c (INCLUDE_LIST): Define.
13658 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
13659 * config/sh/sh.c (INCLUDE_VECTOR): Define.
13660 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
13661 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
13662 * cp/logic.cc (INCLUDE_LIST): Define.
13663 * fortran/trans-common.c (INCLUDE_MAP): Define.
13665 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13667 * auto-profile.c: Remove <string.h> include.
13668 * ipa-icf-gimple.c: Remove <list> include.
13669 * diagnostic.c: Remove <new> include.
13670 * genmatch.c: Likewise.
13671 * pretty-print.c: Likewise.
13672 * toplev.c: Likewise
13673 * c/c-objc-common.c: Likewise.
13674 * cp/error.c: Likewise.
13675 * fortran/error.c: Likewise.
13677 2016-04-22 Richard Biener <rguenther@suse.de>
13679 * lto-streamer-in.c (input_ssa_names): Do not allocate
13680 GIMPLE_NOP for all SSA names.
13681 * lto-streamer-out.c (output_ssa_names): Do not output
13682 SSA names that should have been released.
13684 2016-04-22 Richard Biener <rguenther@suse.de>
13686 PR tree-optimization/70740
13687 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
13690 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
13693 * config/i386/predicates.md (call_insn_operand): Replace
13694 sibcall_memory_operand with memory_operand.
13696 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
13698 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
13699 has_single_use() tests.
13700 (register_edge_assert_for_1): Likewise.
13701 (find_assert_locations_1): Check the liveness bitmap instead of
13702 checking has_single_use().
13704 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
13707 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
13708 Extract AVX-512BW constraint from AVX.
13710 2016-04-21 Richard Biener <rguenther@suse.de>
13712 PR tree-optimization/70725
13713 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
13714 for phi_convertible_by_degenerating_args.
13715 (predicate_all_scalar_phis): Handle single-argument PHIs.
13717 2016-04-21 Richard Biener <rguenther@suse.de>
13719 PR middle-end/70747
13720 * fold-const.c (fold_comparison): Return properly typed
13723 2016-04-21 Bin Cheng <bin.cheng@arm.com>
13725 PR tree-optimization/70715
13726 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13727 after expanding BASE using expand_simple_operations.
13729 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13731 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
13732 New transformations.
13734 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13736 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
13738 2016-04-20 Jan Hubicka <jh@suse.cz>
13740 * ipa-inline.c (can_inline_edge_p): Pass caller info to
13741 ultiimate_alias_target.
13742 (update_callee_keys): Likewise.
13743 (lookup_recursive_calls): Likewise.
13744 (speculation_useful_p): Likewise.
13746 2016-04-20 Jan Hubicka <jh@suse.cz>
13749 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
13750 (set_nothrow_flag_1): ... this; handle interposition correctly;
13751 recurse on aliases and thunks.
13752 (cgraph_node::set_nothrow_flag): New.
13753 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
13754 functions compiled with non-call exceptions that binds to current
13756 (propagate_nothrow): Be safe WRT interposition.
13757 * cgraph.h (set_nothrow_flag): Update prototype.
13759 2016-04-18 Jan Hubicka <jh@suse.cz>
13761 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13762 max_loop_iterations_int.
13763 (tree_unswitch_outer_loop): Likewise.
13765 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13767 PR tree-optimization/69489
13768 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
13769 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
13770 Revise dump message.
13771 (if_convertible_bb_p): Remove check on edge count of basic block's
13774 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13776 PR tree-optimization/56625
13777 PR tree-optimization/69489
13778 * tree-data-ref.h (DR_INNERMOST): New macro.
13779 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
13780 hashing struct innermost_loop_behavior.
13781 (ref_DR_map): Remove.
13782 (innermost_DR_map): New map.
13783 (baseref_DR_map): Revise comment.
13784 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
13785 to innermost_DR_map accroding to its innermost loop behavior.
13786 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
13787 to its innermost loop behavior.
13788 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
13789 Add initialization for innermost_DR_map. Record memory reference
13790 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
13791 have innermost loop behavior.
13792 (if_convertible_loop_p): Remove release for ref_DR_map. Release
13795 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
13797 * config/i386/i386.md (*lea<mode>_general_1): Rename from
13798 *lea_general_1. Use explicit SWI12 mode interator.
13799 (*lea<mode>_general_2): Rename from *lea_general_2.
13800 Use explicit SWI12 mode interator.
13801 (*lea<mode>_general_3): Rename from *lea_general_3.
13802 Use explicit SWI12 mode interator.
13803 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
13804 Use explicit SWI12 mode interator.
13805 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
13806 Use explicit SWI48 mode interator.
13808 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13810 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13811 Short-cut unaligned load and store cases. Handle all integer
13813 (ix86_expand_vector_move_misalign): Short-cut unaligned load
13814 and store cases. Call ix86_avx256_split_vector_move_misalign
13815 directly without checking mode class.
13817 2016-04-20 Andrew Pinski <apinski@cavium.com>
13818 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13821 * config/aarch64/aarch64.md (sibcall): Force call
13822 address to be DImode for ILP32.
13823 (sibcall_value): Likewise.
13825 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13827 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
13829 2016-04-20 Richard Biener <rguenther@suse.de>
13831 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
13832 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
13833 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
13834 (maybe_push_res_to_seq): Adjust.
13835 * gimple-fold.c (maybe_build_generic_op): Likewise.
13837 2016-04-20 Marek Polacek <polacek@redhat.com>
13839 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
13842 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
13844 * config/i386/sse.md (vec_unpacks_lo_hi): Always
13845 use kmovw to support AVX512F target.
13847 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13849 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
13851 2016-04-20 Marek Polacek <polacek@redhat.com>
13853 PR tree-optimization/70725
13854 * tree-if-conv.c (is_false_predicate): New function.
13855 (predicate_mem_writes): Use it.
13857 2016-04-20 Richard Biener <rguenther@suse.de>
13859 PR tree-optimization/70726
13860 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
13861 shift amounts from a pattern stmt operand.
13863 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13866 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
13867 stack_restore_from_fpr pattern when restoring r15.
13868 (s390_optimize_prologue): Strip away the memory barrier in the
13869 parallel when trying to get rid of restore insns.
13870 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
13871 definition for loading the stack pointer from an FPR. Compared to
13872 the normal move insn this pattern includes a full memory barrier.
13874 2016-04-19 Jakub Jelinek <jakub@redhat.com>
13876 PR middle-end/70680
13877 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
13878 implicitly linear or lastprivate iterator on the outer context.
13880 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13882 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
13884 * config/i386/i386.md (ssememalign): Removed.
13885 * config/i386/sse.md: Remove ssememalign attribute from patterns.
13887 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13890 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
13891 const short * to __builtin_ia32_loaddquhi512_mask.
13892 (_mm512_maskz_loadu_epi16): Likewise.
13893 (_mm512_mask_storeu_epi16): Pass short * to
13894 __builtin_ia32_storedquhi512_mask.
13895 (_mm512_mask_loadu_epi8): Pass const char * to
13896 __builtin_ia32_loaddquqi512_mask.
13897 (_mm512_maskz_loadu_epi8): Likewise.
13898 (_mm512_mask_storeu_epi8): Pass char * to
13899 __builtin_ia32_storedquqi512_mask.
13900 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
13901 const double * to __builtin_ia32_loadupd512_mask.
13902 (_mm512_mask_loadu_pd): Likewise.
13903 (_mm512_maskz_loadu_pd): Likewise.
13904 (_mm512_storeu_pd): Pass double * to
13905 __builtin_ia32_storeupd512_mask.
13906 (_mm512_mask_storeu_pd): Likewise.
13907 (_mm512_loadu_ps): Pass const float * to
13908 __builtin_ia32_loadups512_mask.
13909 (_mm512_mask_loadu_ps): Likewise.
13910 (_mm512_maskz_loadu_ps): Likewise.
13911 (_mm512_storeu_ps): Pass float * to
13912 __builtin_ia32_storeups512_mask.
13913 (_mm512_mask_storeu_ps): Likewise.
13914 (_mm512_mask_loadu_epi64): Pass const long long * to
13915 __builtin_ia32_loaddqudi512_mask.
13916 (_mm512_maskz_loadu_epi64): Likewise.
13917 (_mm512_mask_storeu_epi64): Pass long long *
13918 to __builtin_ia32_storedqudi512_mask.
13919 (_mm512_loadu_si512): Pass const int * to
13920 __builtin_ia32_loaddqusi512_mask.
13921 (_mm512_mask_loadu_epi32): Likewise.
13922 (_mm512_maskz_loadu_epi32): Likewise.
13923 (_mm512_storeu_si512): Pass int * to
13924 __builtin_ia32_storedqusi512_mask.
13925 (_mm512_mask_storeu_epi32): Likewise.
13926 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
13927 char * to __builtin_ia32_storedquqi256_mask.
13928 (_mm_mask_storeu_epi8): Likewise.
13929 (_mm256_mask_loadu_epi16): Pass const short * to
13930 __builtin_ia32_loaddquhi256_mask.
13931 (_mm256_maskz_loadu_epi16): Likewise.
13932 (_mm_mask_loadu_epi16): Pass const short * to
13933 __builtin_ia32_loaddquhi128_mask.
13934 (_mm_maskz_loadu_epi16): Likewise.
13935 (_mm256_mask_loadu_epi8): Pass const char * to
13936 __builtin_ia32_loaddquqi256_mask.
13937 (_mm256_maskz_loadu_epi8): Likewise.
13938 (_mm_mask_loadu_epi8): Pass const char * to
13939 __builtin_ia32_loaddquqi128_mask.
13940 (_mm_maskz_loadu_epi8): Likewise.
13941 (_mm256_mask_storeu_epi16): Pass short * to.
13942 __builtin_ia32_storedquhi256_mask.
13943 (_mm_mask_storeu_epi16): Pass short * to.
13944 __builtin_ia32_storedquhi128_mask.
13945 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
13946 const double * to __builtin_ia32_loadupd256_mask.
13947 (_mm256_maskz_loadu_pd): Likewise.
13948 (_mm_mask_loadu_pd): Pass onst double * to
13949 __builtin_ia32_loadupd128_mask.
13950 (_mm_maskz_loadu_pd): Likewise.
13951 (_mm256_mask_storeu_pd): Pass double * to
13952 __builtin_ia32_storeupd256_mask.
13953 (_mm_mask_storeu_pd): Pass double * to
13954 __builtin_ia32_storeupd128_mask.
13955 (_mm256_mask_loadu_ps): Pass const float * to
13956 __builtin_ia32_loadups256_mask.
13957 (_mm256_maskz_loadu_ps): Likewise.
13958 (_mm_mask_loadu_ps): Pass const float * to
13959 __builtin_ia32_loadups128_mask.
13960 (_mm_maskz_loadu_ps): Likewise.
13961 (_mm256_mask_storeu_ps): Pass float * to
13962 __builtin_ia32_storeups256_mask.
13963 (_mm_mask_storeu_ps): ass float * to
13964 __builtin_ia32_storeups128_mask.
13965 (_mm256_mask_loadu_epi64): Pass const long long * to
13966 __builtin_ia32_loaddqudi256_mask.
13967 (_mm256_maskz_loadu_epi64): Likewise.
13968 (_mm_mask_loadu_epi64): Pass const long long * to
13969 __builtin_ia32_loaddqudi128_mask.
13970 (_mm_maskz_loadu_epi64): Likewise.
13971 (_mm256_mask_storeu_epi64): Pass long long * to
13972 __builtin_ia32_storedqudi256_mask.
13973 (_mm_mask_storeu_epi64): Pass long long * to
13974 __builtin_ia32_storedqudi128_mask.
13975 (_mm256_mask_loadu_epi32): Pass const int * to
13976 __builtin_ia32_loaddqusi256_mask.
13977 (_mm256_maskz_loadu_epi32): Likewise.
13978 (_mm_mask_loadu_epi32): Pass const int * to
13979 __builtin_ia32_loaddqusi128_mask.
13980 (_mm_maskz_loadu_epi32): Likewise.
13981 (_mm256_mask_storeu_epi32): Pass int * to
13982 __builtin_ia32_storedqusi256_mask.
13983 (_mm_mask_storeu_epi32): Pass int * to
13984 __builtin_ia32_storedqusi128_mask.
13985 * config/i386/i386-builtin-types.def (PCSHORT): New.
13986 (PINT64): Likewise.
13987 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
13988 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
13989 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
13990 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
13991 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
13992 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
13993 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
13994 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
13995 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
13996 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
13997 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
13998 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
13999 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
14000 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
14001 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
14002 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
14003 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
14004 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
14005 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
14006 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
14007 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
14008 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
14009 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
14010 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
14011 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
14012 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
14013 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
14014 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
14015 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
14016 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
14017 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
14018 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
14019 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
14020 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
14021 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
14022 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
14023 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
14024 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
14025 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
14026 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
14027 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
14028 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
14029 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
14030 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
14031 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
14032 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
14033 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
14034 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
14035 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
14037 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
14038 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
14040 (ix86_expand_vector_move_misalign): Likewise.
14041 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
14042 to scalar function prototype for unaligned load/store builtins.
14043 (ix86_expand_special_args_builtin): Updated.
14044 * config/i386/sse.md (UNSPEC_LOADU): Removed.
14045 (UNSPEC_STOREU): Likewise.
14046 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
14047 (VI_ULOADSTORE_F_AVX512VL): Likewise.
14048 (ssescalarsize): Handle V4TI, V2TI and V1TI.
14049 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14050 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
14051 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
14052 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
14053 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
14054 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
14055 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
14056 (<avx512>_storedqu<mode>_mask): Likewise.
14057 (*sse4_2_pcmpestr_unaligned): Likewise.
14058 (*sse4_2_pcmpistr_unaligned): Likewise.
14059 (*mov<mode>_internal): Renamed to ...
14060 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
14061 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
14062 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
14063 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
14065 2016-04-19 Richard Biener <rguenther@suse.de>
14067 PR tree-optimization/70171
14068 * tree-ssa-phiprop.c: Include stor-layout.h.
14069 (phiprop_insert_phi): Handle the aggregate copy case.
14070 (propagate_with_phi): Likewise.
14072 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
14075 instead of simplify_gen_subreg (... , 0).
14076 (ix86_delegitimize_address): Ditto.
14077 (ix86_split_divmod): Ditto.
14078 (ix86_split_copysign_const): Ditto.
14079 (ix86_split_copysign_var): Ditto.
14080 (ix86_expand_args_builtin): Ditto.
14081 (ix86_expand_round_builtin): Ditto.
14082 (ix86_expand_special_args_builtin): Ditto.
14083 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
14084 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
14085 (udivmodqi4): Ditto.
14086 (absneg splitters): Ditto.
14087 (*jcc_bt<mode>_1): Ditto.
14089 2016-04-19 Richard Biener <rguenther@suse.de>
14091 PR tree-optimization/70724
14092 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
14093 restoring out from ...
14094 (free_scc_vn): ... here.
14095 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
14096 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
14098 (pass_fre::execute): Restore SSA info.
14100 2016-04-19 Richard Biener <rguenther@suse.de>
14102 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
14103 * gimple-walk.c (walk_gimple_op): Initialize it.
14104 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
14105 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
14106 remapping SSA names of defs.
14107 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
14110 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
14112 PR middle-end/70689
14113 * lra-constraints.c (equiv_substition_p): New.
14114 (process_alt_operands): Use it.
14115 (swap_operands): Swap it.
14116 (curr_insn_transform): Update it.
14118 2016-04-18 Michael Matz <matz@suse.de>
14120 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
14121 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
14122 * tree-core.h (tree_type_common.align): Use bit-field.
14123 (tree_type_common.spare): New.
14124 (tree_decl_common.off_align): Make smaller.
14125 (tree_decl_common.align): Use bit-field.
14127 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
14128 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
14129 (scan_sharing_clauses): Ditto.
14130 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14131 (omp_finish_file): Ditto.
14132 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
14133 (layout_decl): Ditto.
14134 (relayout_decl): Ditto.
14135 (finalize_record_size): Use SET_TYPE_ALIGN.
14136 (finalize_type_size): Ditto.
14137 (finish_builtin_struct): Ditto.
14138 (layout_type): Ditto.
14139 (initialize_sizetypes): Ditto.
14140 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
14141 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
14142 (lookup_field_for_decl): Use SET_DECL_ALIGN.
14143 (get_chain_field): Ditto.
14144 (get_trampoline_type): Ditto.
14145 (get_nl_goto_field): Ditto.
14146 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
14148 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
14149 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
14150 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14151 (build_qualified_type): Use SET_TYPE_ALIGN.
14152 (build_aligned_type, build_range_type_1): Ditto.
14153 (build_atomic_base): Ditto.
14154 (build_common_tree_nodes): Ditto.
14155 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
14156 (expand_one_stack_var_at): Ditto.
14157 * coverage.c (build_var): Use SET_DECL_ALIGN.
14158 * except.c (init_eh): Ditto.
14159 * function.c (assign_parm_setup_block): Ditto.
14160 * symtab.c (increase_alignment_1): Ditto.
14161 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
14162 * tree-vect-stmts.c (ensure_base_align): Ditto.
14163 * varasm.c (align_variable): Ditto.
14164 (assemble_variable): Ditto.
14165 (build_constant_desc): Ditto.
14166 (output_constant_def_contents): Ditto.
14168 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
14169 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
14170 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
14171 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
14172 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
14174 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
14177 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
14178 replace %vmovsd with "%vmovq".
14179 (vec_concatv2df): Likewise.
14181 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
14184 (*vec_extractv2si_0): Ditto.
14185 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
14186 (zero_extended_scalar_load_operand splitters): Ditto.
14187 (vec_extract splitters): Ditto.
14188 (*vec_extractv4si_0_zext): Ditto.
14189 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
14190 and lowpart_subreg.
14191 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
14192 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
14193 (*sse4_1_extractps): Use lowpart_subreg.
14194 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
14196 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14198 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
14200 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
14201 Mention Solaris 11 packaging changes.
14202 Update gas and gld requirements.
14203 Remove reference to pre-Solaris 10 bug.
14204 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
14206 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
14209 2016-04-17 Jan Hubicka <jh@suse.cz>
14211 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
14212 max_loop_iterations_int.
14214 2016-04-18 Richard Biener <rguenther@suse.de>
14216 PR tree-optimization/43434
14217 * tree-ssa-structalias.c (struct vls_data): New.
14218 (visit_loadstore): Handle all pointer-based accesses.
14219 (compute_dependence_clique): Compute a bitmap of restrict tags
14220 assigned bases and pass it to visit_loadstore.
14222 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
14225 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
14226 armv8.1-a and armv8.1-a+crc.
14228 2016-04-18 Richard Biener <rguenther@suse.de>
14230 PR tree-optimization/70701
14231 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
14232 references after translating through a memcpy.
14234 2016-04-18 Richard Biener <rguenther@suse.de>
14236 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
14237 (compute_antic): ... here. For partial antic use regular
14238 postorder and scrap iteration.
14239 (compute_partial_antic_aux): Remove unused return value.
14240 (init_pre): Do not allocate postorder.
14241 (fini_pre): Do not free postorder.
14243 2016-04-18 Richard Biener <rguenther@suse.de>
14245 PR middle-end/37870
14246 * expmed.c (extract_bit_field_1): Remove broken case
14247 using a wider MODE_INT mode.
14249 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
14251 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
14252 unless compiling with at least GCC-4.8.
14254 2016-04-17 Jan Hubicka <jh@suse.cz>
14257 * graphite.c (graphite_finalize): Update call to
14258 tree_estimate_probability.
14259 * predict.h (tree_estimate_probability): Update prototype.
14261 2016-04-17 Jan Hubicka <jh@suse.cz>
14263 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
14264 (tree_estimate_probability): Likewise.
14265 (pass_profile::execute): Update.
14266 (report_predictor_hitrates): New function.
14267 * profile.c (compute_branch_probabilities): Use it.
14268 * predict.h (report_predictor_hitrates): Declare.
14270 2016-04-17 Jan Hubicka <jh@suse.cz>
14273 * cgraph.h (cgraph_node::set_const_flag,
14274 cgraph_node::set_pure_flag): Update prototype to return bool;
14276 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
14277 of interposable symbol are interposable, too.
14278 (cgraph_set_const_flag_1): Rename to ...
14279 (set_const_flag_1): ... this one; change to self recursive function
14280 instead of call_for_symbol_thunks_and_aliases. Handle correctly
14281 clearnig the flag in all variants and also virtual thunks of const
14282 functions are pure; track if any change was done.
14283 (cgraph_node::set_const_flag): Update.
14284 (struct set_pure_flag_info): New struct.
14285 (cgraph_set_pure_flag_1): Rename to ...
14286 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
14287 rather than pointer encoded flags; track if any changes was done;
14288 handle correctly clearning flag and setting flag of aliases already
14290 (cgraph_node::set_pure_flag): Update.
14291 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
14293 2016-04-17 Tom de Vries <tom@codesourcery.com>
14296 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
14297 backslash in label.
14299 2016-04-17 Tom de Vries <tom@codesourcery.com>
14301 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
14302 '{}<> ' as escape-for-record.
14304 2016-04-17 Tom de Vries <tom@codesourcery.com>
14306 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
14309 2016-04-17 Tom de Vries <tom@codesourcery.com>
14312 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
14313 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
14314 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
14315 * passes.c (finish_optimization_passes): Only call
14316 finish_graph_dump_file if dfi->graph_dump_initialized.
14317 (execute_function_dump, pass_init_dump_file): Use
14318 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
14320 2016-04-17 Tom de Vries <tom@codesourcery.com>
14322 PR tree-optimization/70256
14323 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
14324 (debug_varmap): New function.
14326 2016-04-17 Tom de Vries <tom@codesourcery.com>
14329 * passes.c (pass_manager::register_pass): Propagate pflags.
14331 2016-04-17 Tom de Vries <tom@codesourcery.com>
14334 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
14335 * passes.c (pass_manager::pass_manager): Declare and init p_start in
14336 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
14337 check if it's equal to p_start.
14338 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
14340 2016-04-15 Jan Hubicka <jh@suse.cz>
14343 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
14344 function does not bind to current def.
14345 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
14346 handle conservatively calls to functions that does not need to bind
14348 (check_call): Update call of worse_state.
14349 (ignore_edge_for_nothrow): Update.
14350 (ignore_edge_for_pure_const): Likewise.
14351 (propagate_pure_const): Update calls to worse_state.
14352 (skip_function_for_local_pure_const): Reformat comments.
14354 2016-04-15 Jan Hubicka <jh@suse.cz>
14357 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
14358 (cgraph_node::function_symbol): Likewise.
14359 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14360 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
14361 (symtab_node::ultimate_alias_target): Add REF parameter.
14362 (symtab_node::binds_to_current_def_p): Declare.
14363 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
14364 (cgraph_node::function_symbol): Likewise.
14365 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14366 (cgraph_node::get_availability): Likewise.
14367 (cgraph_edge::binds_to_current_def_p): New inline function.
14368 (varpool_node::get_availability): Add REF parameter.
14369 (varpool_node::ultimate_alias_target): Likewise.
14370 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
14371 (symtab_node::binds_to_current_def_p): Likewise.
14372 * varpool.c (varpool_node::get_availability): Likewise.
14374 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14377 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
14378 Fix mode size check.
14380 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14382 * BASE-VER: Set to 7.0.0.
14384 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
14386 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
14388 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14390 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
14391 architecture revisions.
14393 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
14395 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
14396 * config/i386/i386.c (ix86_using_red_zone): No longer static.
14397 * config/i386/i386.md (stack decrement to push peepholes): Guard
14398 with !x86_using_red_zone ().
14400 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14403 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
14404 to dump_generic_node.
14405 (NIY): Pass also flags to do_niy.
14407 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
14409 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
14410 (simd_clone_vector_of_formal_parm_types)
14411 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
14412 (simd_clone_mangle, simd_clone_create)
14413 (simd_clone_adjust_return_type, create_tmp_simd_array)
14414 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
14415 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
14416 (ipa_simd_modify_function_body, simd_clone_linear_addend)
14417 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
14418 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
14419 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
14420 * omp-simd-clone.c: ... this new file.
14421 (simd_clone_vector_of_formal_parm_types): Make it static.
14422 * Makefile.in (OBJS): Add omp-simd-clone.o.
14424 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14427 * config/i386/sse.md: Use proper memory operand modifiers.
14430 2016-04-15 Richard Biener <rguenther@suse.de>
14431 Alan Modra <amodra@gmail.com>
14433 PR tree-optimization/70130
14434 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14435 when alignment stays not the same and no not use the realign
14438 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14441 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14442 direct move handlers for KFmode. Change TFmode handlers test from
14443 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14445 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14448 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14449 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14450 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14451 * tree-ssa-live.c (remove_unused_scope_block_p): When
14452 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14453 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14454 block_ultimate_origin is FUNCTION_DECL.
14455 (remove_unused_locals): If current_function_decl is
14456 polymorphic_ctor_dtor_p, pass initial true to
14457 remove_unused_scope_block_p' is_ctor_dtor_block.
14459 2016-04-14 Martin Sebor <msebor@redhat.com>
14464 * doc/extend.texi (Variable Length): Revert.
14466 2016-04-14 Marek Polacek <polacek@redhat.com>
14467 Jan Hubicka <hubicka@ucw.cz>
14470 * tree.c (verify_type): Disable the canonical type of main variant
14473 2016-04-14 Jason Merrill <jason@redhat.com>
14475 * cfgexpand.c, expr.c: Revert previous change.
14477 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14479 PR middle-end/70643
14480 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14481 when building a mem ref for the incoming reduction variable.
14483 2016-04-14 Richard Biener <rguenther@suse.de>
14485 PR tree-optimization/70614
14486 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14487 loop if the evolution dropped to chrec_dont_know.
14488 (interpret_condition_phi): Likewise.
14490 2016-04-14 Richard Biener <rguenther@suse.de>
14492 PR tree-optimization/70623
14493 * tree-ssa-pre.c (changed_blocks): Make global ...
14494 (compute_antic): ... local here. Move and fix worklist
14495 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14496 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14497 worklist handling, dump when ANTIC_IN changed.
14498 (compute_partial_antic_aux): Remove worklist handling.
14499 (init_pre): Do not compute post dominators. Add a comment about
14500 the CFG order chosen.
14501 (fini_pre): Do not free post dominators.
14503 2016-04-13 Martin Sebor <msebor@redhat.com>
14508 * doc/extend.texi (Variable Length): Document C++ specifics.
14510 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14513 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14514 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14515 eh edges have been purged.
14518 * tree-sra.c (create_access_replacement,
14519 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14521 * tree-pretty-print.c (dump_fancy_name): New function.
14522 (dump_decl_name, dump_generic_node): Use it.
14524 2016-04-13 Jason Merrill <jason@redhat.com>
14526 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
14527 * expr.c (expand_expr_real_1): Likewise.
14529 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
14531 * config/i386/i386.md (kunpckhi): Swap operands.
14532 (kunpcksi): Likewise.
14533 (kunpckdi): Likewise.
14534 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
14535 (vec_pack_trunc_<mode>): Likewise.
14537 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14540 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
14542 PR middle-end/70633
14543 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
14544 gimplification turns some element into non-constant.
14547 * rtl.h (convert_memory_address_addr_space_1): New prototype.
14548 * explow.c (convert_memory_address_addr_space_1): No longer static,
14549 add NO_EMIT argument and don't call convert_modes if true, pass
14550 it down recursively, remove break after return.
14551 (convert_memory_address_addr_space): Adjust caller.
14552 * simplify-rtx.c (simplify_unary_operation_1): Call
14553 convert_memory_address_addr_space_1 instead of convert_memory_address,
14554 if it returns NULL, don't simplify.
14556 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
14559 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
14561 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14563 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14564 Bump the upper SIMDLEN limits, so that if the return type or
14565 characteristic type if the return type is void can be passed in
14566 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
14569 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14572 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
14573 Do not use "=" constraint on an input constraint.
14574 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
14575 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
14576 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
14577 generates (neg (abs ...)) instead of (abs ...).
14579 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14581 PR rtl-optimization/70596
14582 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
14583 just invalidate LRA data and reset them. Adjust dump wording.
14585 2016-04-12 Martin Liska <mliska@suse.cz>
14588 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14590 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14592 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14593 max_loop_iterations_int.
14594 (tree_unswitch_outer_loop): Likewise.
14595 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14596 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14598 2016-04-12 Tom de Vries <tom@codesourcery.com>
14600 PR tree-optimization/68756
14601 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
14602 instead of new_name.
14604 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14606 PR tree-optimization/70602
14607 * tree-sra.c (generate_subtree_copies): Don't write anything into
14608 constant pool decls.
14610 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
14611 regardless whether there are depend clauses or not.
14613 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14616 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
14617 target attribute and pragma from changing the -mfloat128
14618 and -mfloat128-hardware options.
14620 * doc/extend.texi (Additional Floating Types): Document PowerPC
14621 __float128 restrictions.
14623 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14626 * config/aarch64/driver-aarch64.c
14627 (aarch64_get_extension_string_for_isa_flags): New.
14628 (arch_extension): Rename to...
14629 (aarch64_arch_extension): ...This.
14630 (ext_to_feat_string): Rename to...
14631 (aarch64_extensions): ...This.
14632 (aarch64_core_data): Keep track of architecture extension flags.
14633 (cpu_data): Rename to...
14634 (aarch64_cpu_data): ...This.
14635 (aarch64_arch_driver_info): Keep track of architecture extension
14637 (get_arch_name_from_id): Rename to...
14638 (get_arch_from_id): ...This, change return type.
14639 (host_detect_local_cpu): Update and reformat for renames, handle
14640 extensions through common infrastructure.
14642 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14645 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
14646 track of a canonical flag name.
14647 (all_extensions): Likewise.
14648 (arch_to_arch_name): Also track extension flags enabled by the arch.
14649 (all_architectures): Likewise.
14650 (aarch64_parse_extension): Move to here.
14651 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
14653 (aarch64_rewrite_selected_cpu): Update for above change.
14654 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
14655 are handled, such that the single explicit value enabled by an
14656 extension is kept seperate from the implicit values it also enables.
14657 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
14659 (aarch64_parse_extension): New.
14660 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
14661 here to config/aarch64/aarch64-protos.h.
14662 (aarch64_parse_extension): Move from here to
14663 common/config/aarch64/aarch64-common.c.
14664 (aarch64_option_print): Update.
14665 (aarch64_declare_function_name): Likewise.
14666 (aarch64_start_file): Likewise.
14667 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
14668 the canonical flag for extensions.
14669 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
14672 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14674 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
14677 2016-04-09 Tom de Vries <tom@codesourcery.com>
14679 PR tree-optimization/68953
14680 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
14681 first to last subscript.
14683 2016-04-09 Jakub Jelinek <jakub@redhat.com>
14685 PR tree-optimization/70586
14686 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
14689 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
14693 PR tree-optimization/70373
14694 PR middle-end/70533
14695 PR middle-end/70534
14696 PR middle-end/70535
14697 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
14698 clauses for acc parallel reductions as necessary. Error on those
14700 * omp-low.c (scan_sharing_clauses): Don't install variables which
14701 are used in acc parallel reductions.
14702 (lower_rec_input_clauses): Remove dead code.
14703 (lower_oacc_reductions): Add support for reference reductions.
14704 (lower_reduction_clauses): Remove dead code.
14705 (lower_omp_target): Don't remap variables appearing in acc parallel
14707 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
14709 2016-04-08 Jakub Jelinek <jakub@redhat.com>
14711 PR middle-end/70593
14712 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
14713 with multiple SSA_NAME defs, force the outputs other than first
14714 to be live before calling live_track_process_def on each output.
14716 PR rtl-optimization/70574
14717 * fwprop.c (forward_propagate_and_simplify): Don't add
14718 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
14719 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
14720 paradoxical subregs within *loc.
14722 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
14724 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
14725 -ftree-parallelize-loops={0,1}.
14726 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
14727 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
14728 * config/ia64/hpux.h (LIB_SPEC): Likewise.
14729 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
14730 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
14732 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
14735 * asan.c (instrument_derefs): If we get unknown location, extract it
14736 with EXPR_LOCATION.
14737 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
14739 2016-04-08 Tom de Vries <tom@codesourcery.com>
14741 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
14742 implicit firstprivate clause.
14744 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14747 * config/arm/thumb2.md (tst + branch-> lsls + branch
14748 peephole below *orsi_not_shiftsi_si): Require that condition
14749 register is dead after the peephole.
14750 (second peephole after the above): Likewise.
14752 2016-04-08 Alan Modra <amodra@gmail.com>
14755 * builtins.c (fold_builtin_classify): For IBM extended precision,
14756 look at just the high-order double to test for NaN.
14757 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
14758 test just the high double for Inf but both doubles for subnormal
14761 2016-04-07 Jakub Jelinek <jakub@redhat.com>
14763 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
14764 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
14765 node->simdclone->mask_mode != VOIDmode masks.
14766 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
14767 earlier, use it instead of node->simdclone.
14768 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14769 Set clonei->mask_mode.
14771 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14774 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
14775 Pass it through to cp_parser_already_scoped_statement.
14776 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
14777 it through to cp_parser_statement.
14778 (cp_parser_statement): Pass IF_P through to
14779 cp_parser_iteration_statement.
14780 (cp_parser_pragma): Adjust call to
14781 cp_parser_iteration_statement.
14783 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14786 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
14787 resolve a future -Wparentheses warning.
14788 * omp-low.c (scan_sharing_clauses): Likewise.
14789 * tree-parloops.c (eliminate_local_variables): Likewise.
14791 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
14793 PR rtl-optimization/70398
14794 * lra-constraints.c (process_address_1): Check zero scale and code
14795 for reloading with zero scale.
14797 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
14799 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
14800 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
14802 2016-04-06 Jakub Jelinek <jakub@redhat.com>
14804 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14805 Add support for AVX512F clones, include them by default for
14806 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
14807 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
14810 PR middle-end/70550
14811 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
14812 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
14813 firstprivate clauses.
14814 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
14815 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
14816 (lower_omp_target): Set TREE_NO_WARNING for
14817 non-addressable possibly uninitialized vars which are copied into
14818 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
14820 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
14822 * config/pa/predicates.md (integer_store_memory_operand): Accept
14823 REG+D operands with a large offset when reload_in_progress is true.
14824 (floating_point_store_memory_operand): Likewise.
14826 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14829 * match.pd (nested int casts): Limit to GIMPLE.
14831 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
14834 * ipa-devirt.c (maybe_record_node): Fix comment; use
14835 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
14837 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14839 PR rtl-optimization/70542
14840 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
14841 if there are any uses other than insn or debug insns.
14843 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
14844 Jakub Jelinek <jakub@redhat.com>
14846 PR tree-optimization/70509
14847 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
14848 Shift HOST_WIDE_INT_1U instead of 1.
14850 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
14852 PR tree-optimization/70509
14853 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
14854 of the vector base type for index.
14856 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
14859 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
14861 2016-04-05 Richard Biener <rguenther@suse.de>
14863 PR tree-optimization/70526
14864 * tree-sra.c (build_ref_for_offset): Use prev_base to
14865 extract the alias pointer type.
14867 2016-04-05 Richard Biener <rguenther@suse.de>
14869 * dse.c (struct store_info): Remove alias_set member.
14870 (struct read_info_type): Likewise.
14871 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
14872 spill_deleted, clear_alias_set_lookup): Remove.
14873 (get_group_info): Remove dead base == NULL_RTX case.
14874 (dse_step0): Remove initialization of removed variables.
14875 (delete_dead_store_insn): Reomve alias set dumping.
14876 (free_read_records): Remove alias_set handling.
14877 (canon_address): Remove alias_set_out parameter.
14878 (record_store): Remove spill_alias_set, it's always zero.
14879 (check_mem_read_rtx): Likewise.
14880 (dse_step2): Rename from ...
14881 (dse_step2_nospill): ... this. Adjust.
14882 (scan_stores): Rename from ...
14883 (scan_stores_nospill): ... this.
14884 (scan_reads): Rename from ...
14885 (scan_reads_nospill): ... this.
14886 (scan_stores_spill, scan_reads_spill): Remove.
14887 (dse_step3_scan): Remove for_spills argument which is always false.
14888 (dse_step3): Likewise.
14889 (dse_step5): Rename from ...
14890 (dse_step5_nospill): ... this. Remove alias_set handling.
14891 (rest_of_handle_dse): Adjust.
14893 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14896 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
14897 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
14898 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
14899 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
14901 2016-04-05 Richard Biener <rguenther@suse.de>
14903 PR middle-end/70499
14904 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
14905 non-register type temporaries into SSA.
14907 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
14910 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
14911 calls when sanitizing.
14912 (possible_polymorphic_call_target_p): Fix formatting.
14914 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14915 Jakub Jelinek <jakub@redhat.com>
14917 PR middle-end/70457
14918 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
14919 to ensure a call statement is compatible with a built-in's
14921 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
14924 2016-04-04 Richard Biener <rguenther@suse.de>
14926 PR rtl-optimization/70484
14927 * rtl.h (canon_output_dependence): Declare.
14928 * alias.c (canon_output_dependence): New function.
14929 * dse.c (record_store): Use canon_output_dependence rather
14930 than canon_true_dependence.
14932 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14935 * cgraph.h (symtab_node::copy_visibility_from): New function.
14936 * symtab.c (symtab_node::copy_visibility_from): New function.
14937 * ipa-visibility.c (optimize_weakref): New function.
14938 (function_and_variable_visibility): Use it.
14940 2016-04-04 Martin Liska <mliska@suse.cz>
14943 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
14944 value that is really in range handled by SBR instruction.
14945 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
14946 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
14947 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
14949 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
14953 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
14954 set, but not for SP_REG operands.
14956 2016-04-02 Martin Sebor <msebor@redhat.com>
14959 * fold-const.c (maybe_nonzero_address): New function.
14960 (fold_comparison): Call it. Fold equality and relational
14961 expressions involving null pointers.
14962 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
14964 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
14966 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
14967 the "Y" constraint (scalar FP 0.0 immediate).
14969 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
14970 Add the "const_double" to the list of operand constraints.
14972 2016-04-01 Jakub Jelinek <jakub@redhat.com>
14974 PR rtl-optimization/70467
14975 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
14976 If low word of the last operand is 0, just emit addition/subtraction
14979 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14982 * config/s390/s390.c (s390_expand_insv): Check for everything
14983 constant instead of just VOIDmode stuff.
14985 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14988 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
14990 2016-04-01 Nathan Sidwell <nathan@acm.org>
14992 * tree.def (TRY_CATCH_EXPR): Correct documentation.
14994 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
14996 PR rtl-optimization/70461
14997 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
15000 2016-03-31 Martin Liska <mliska@suse.cz>
15003 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
15004 a tree value or an immediate integer value to a buffer
15005 that is eventually copied to a BRIG section.
15006 (emit_immediate_operand): Call the function here.
15007 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
15008 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
15009 of class' fields that are removed.
15010 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
15011 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
15012 m_brig_repr_size fields.
15014 2016-03-31 Martin Liska <mliska@suse.cz>
15017 * hsa-gen.c (hsa_function_representation::update_dominance): New
15019 (convert_addr_to_flat_segment): Likewise.
15020 (gen_hsa_memory_set): New alignment argument.
15021 (gen_hsa_ctor_assignment): Likewise.
15022 (gen_hsa_insns_for_single_assignment): Provide alignment
15023 to gen_hsa_ctor_assignment.
15024 (gen_hsa_insns_for_direct_call): Add new argument.
15025 (expand_lhs_of_string_op): New function.
15026 (expand_string_operation_builtin): Likewise.
15027 (expand_memory_copy): New function.
15028 (expand_memory_set): New function.
15029 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
15030 (convert_switch_statements): Change signature.
15031 (generate_hsa): Use a return value of the function.
15032 (pass_gen_hsail::execute): Do not call
15033 convert_switch_statements here.
15034 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
15035 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
15036 (hsa_function_representation::update_dominance): New function.
15038 2016-03-31 Martin Liska <mliska@suse.cz>
15041 * hsa-brig.c (emit_directive_variable): Emit alignment
15042 according to hsa_symbol::m_align.
15043 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
15044 (dump_hsa_symbol): Dump alignment of HSA symbols.
15045 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
15046 (gen_hsa_addr_with_align): New function.
15047 (hsa_bitmemref_alignment): Use newly added function.
15048 (gen_hsa_insns_for_load): Likewise.
15049 (gen_hsa_insns_for_store): Likewise.
15050 (gen_hsa_memory_copy): New argument added.
15051 (gen_hsa_insns_for_single_assignment): Respect
15052 alignment for assignments processed via gen_hsa_memory_copy.
15053 (gen_hsa_insns_for_direct_call): Likewise.
15054 (gen_hsa_insns_for_return): Likewise.
15055 (gen_function_def_parameters): Set default alignment.
15056 * hsa.c (hsa_object_alignment): New function.
15057 (hsa_byte_alignment): Pasted function.
15058 * hsa.h (hsa_symbol::m_align): New field.
15060 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15062 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
15063 scratch field for goto case.
15065 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
15067 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
15069 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
15072 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
15073 (scalar_chain::convert_insn): Call convert_op for reg
15074 moves to handle undefined registers.
15076 2016-03-31 Nathan Sidwell <nathan@acm.org>
15079 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
15080 Assert we don't want to move backwards.
15082 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
15085 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
15087 2016-03-31 Jakub Jelinek <jakub@redhat.com>
15089 PR rtl-optimization/70460
15090 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
15091 with operand from REG_LABEL_OPERAND, instead substitute
15092 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
15093 Don't do anything for REG_NON_LOCAL_GOTO jumps.
15095 2016-03-31 Martin Liska <mliska@suse.cz>
15097 * passes.c (execute_one_pass): Do not call
15098 todo_after for a discarded function.
15100 2016-03-31 Bin Cheng <bin.cheng@arm.com>
15102 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
15103 (no_cost, infinite_cost): Initialize the new field.
15104 (get_computation_cost_at): Record setup cost.
15105 (determine_use_iv_cost_address): Skip cost computation for sub
15106 uses if we can estimate it without losing accuracy.
15108 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
15110 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
15112 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15113 max_loop_iterations_int.
15114 (tree_unswitch_outer_loop): Likewise.
15115 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
15116 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
15118 2016-03-30 Richard Biener <rguenther@suse.de>
15120 PR middle-end/70450
15121 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
15123 2016-03-30 Jakub Jelinek <jakub@redhat.com>
15126 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
15127 in gen_blendm expander.
15129 2016-03-30 Nick Clifton <nickc@redhat.com>
15132 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
15133 case where we are already provided with an SImode SUBREG.
15135 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
15138 * config/i386/i386.c (ix86_expand_epilogue): Properly check
15139 conflict between DRAP register and __builtin_eh_return.
15141 2016-03-30 Michael Matz <matz@suse.de>
15142 Richard Biener <rguenther@suse.de>
15145 * ipa-polymorphic-call.c (struct type_change_info): Change
15146 speculative to an unsigned allowing to limit the work we do.
15147 (csftc_abort_walking_p): New inline function..
15148 (check_stmt_for_type_change): Limit the number of may-defs
15149 skipped for speculative devirtualization to
15150 max-speculative-devirt-maydefs.
15151 * params.def (max-speculative-devirt-maydefs): New param.
15152 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
15154 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
15157 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
15160 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
15162 PR tree-optimization/59124
15163 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
15164 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
15166 2016-03-29 Jeff Law <law@redhat.com>
15168 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
15170 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15172 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
15175 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
15177 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
15178 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
15179 gcrt0.o if linking dynamically.
15181 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15184 * ipa-devirt.c (methods_equal_p): New function.
15185 (compare_virtual_tables): Use it.
15186 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
15187 * cgraphclones.c (clone_function_name_1): Use
15188 symbol_table::symbol_suffix_separator.
15189 * coverage.c (build_var): Likewise.
15190 * symtab.c (symbol_table::symbol_suffix_separator): New.
15192 2016-03-29 Jakub Jelinek <jakub@redhat.com>
15194 PR rtl-optimization/70429
15195 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
15196 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
15197 mode != result_mode.
15200 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
15202 PR tree-optimization/70405
15203 * ssa-iterators.h (num_imm_uses): Add missing braces.
15205 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
15207 PR rtl-optimization/68695
15208 * ira-color.c (allocno_copy_cost_saving): New.
15209 (improve_allocation): Use it.
15211 2016-03-29 Richard Henderson <rth@redhat.com>
15213 PR middle-end/70355
15214 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
15216 2016-03-29 Richard Biener <rguenther@suse.de>
15218 PR middle-end/70424
15219 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
15220 use alignment returned by get_pointer_alignment_1 if it is
15221 bigger than BITS_PER_UNIT.
15222 * builtins.c (get_pointer_alignment_1): Do not return true
15223 for alignment extracted from SSA info.
15225 2016-03-28 James Bowman <james.bowman@ftdichip.com>
15227 * config/ft32/ft32.opt (mnodiv): New.
15228 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
15229 * doc/invoke.texi (FT32 Options -mnodiv): New.
15231 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
15234 * config/i386/i386.md (define_split, andn): Fix modes.
15236 2016-03-26 Richard Biener <rguenther@suse.de>
15237 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15240 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
15242 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
15243 as 2nd argument to cl_optimization_restore().
15245 2016-03-25 Richard Henderson <rth@redhat.com>
15248 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
15249 * config/aarch64/aarch64-protos.h: Declare it.
15250 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
15252 2016-03-25 Alan Modra <amodra@gmail.com>
15255 * config/rs6000/constraints.md (j): Simplify.
15256 * config/rs6000/predicates.md (easy_fp_constant): Exclude
15258 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
15259 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
15260 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
15261 in all constraint alternatives.
15262 (movtd_64bit_nodm): Delete "j" constraint alternative.
15264 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15266 * tree-ssa-propagate.c: Enhance docs for
15267 SSA_PROP_NOT_INTERESTING.
15269 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15271 * doc/extend.texi: Fix typo in documentation to pure attribute.
15273 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
15276 * config/pa/pa.md (bswapdi2): Use a scratch register.
15278 2016-03-24 Richard Henderson <rth@redhat.com>
15280 PR middle-end/69845
15281 * fold-const.c (extract_muldiv_1): Correct test for multiplication
15284 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
15286 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
15287 using ix86_expand_binary_operator instead of gen_andsi3.
15289 2016-03-24 Richard Biener <rguenther@suse.de>
15291 PR tree-optimization/70396
15292 * tree-vect-stmts.c (vectorizable_comparison): Use
15293 get_vectype_for_scalar_type.
15295 2016-03-24 Richard Biener <rguenther@suse.de>
15297 PR middle-end/70370
15298 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
15299 with register bases.
15301 2016-03-24 Richard Biener <rguenther@suse.de>
15303 PR tree-optimization/70372
15304 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
15305 build_all_ones_cst to also handle vector types correctly.
15307 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15310 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
15313 2016-03-23 Marek Polacek <polacek@redhat.com>
15316 * doc/invoke.texi: Document -Wignored-attributes.
15318 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15320 PR tree-optimization/69042
15321 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
15322 parameter from 30 to 40.
15324 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15326 PR tree-optimization/69042
15327 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
15328 for use with constant offset stripped in base.
15330 2016-03-23 Richard Biener <rguenther@suse.de>
15332 PR middle-end/70251
15333 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
15334 mode compatibility check.
15335 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15337 2016-03-23 Jeff Law <law@redhat.com>
15339 PR tree-optimization/64058
15340 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
15342 (struct ssa_conflicts): Move up earlier in the file.
15343 (conflicts_, var_map_): New static variables.
15344 (initialize_conflict_count): New function to initialize the
15345 CONFLICT_COUNT field for each conflict pair.
15346 (compare_pairs): Lazily initialize the conflict count and use it
15347 as the first tie-breaker.
15348 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
15349 and wipe conflicts_ and map_ around the call to qsort. Remove
15350 special case for 2 coalesce pairs.
15351 * bitmap.c (bitmap_count_unique_bits): New function.
15352 (bitmap_count_bits_in_word): New function, extracted from
15354 (bitmap_count_bits): Use bitmap_count_bits_in_word.
15355 * bitmap.h (bitmap_count_unique_bits): Declare it.
15357 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
15360 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
15361 transparent alias chain for decl assembler name.
15362 * config/sol2.c (solaris_assemble_visibility): Likewise.
15364 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15366 * config/arm/arm1020e.md (1020call_op): Reduce reservation
15368 (v10_fdivs): Likewise.
15369 (v10_fdivd): Likewise.
15371 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15374 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
15375 to not call fclose twice on file.
15377 2016-03-23 Jakub Jelinek <jakub@redhat.com>
15379 PR tree-optimization/70354
15380 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15381 oprnd0 is wider than oprnd1 and there is a cast from the wider
15382 type to oprnd1, mask it with the mask of the narrower type.
15385 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
15386 Optimize TARGET_STV splitters, if high or low word of last argument
15389 2016-03-22 Jeff Law <law@redhat.com>
15392 tree-ssa-threadbackward.c
15393 (fsm_find_control_statement_thread_paths): Correctly distinguish
15394 between old style jump threads vs FSM jump threads.
15396 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
15399 * config/i386/i386.c (scalar_chain::convert_op): Support
15400 uninitialized register usage case.
15402 2016-03-22 Richard Biener <rguenther@suse.de>
15404 PR middle-end/70251
15405 * genmatch.c (gen_transform): Adjust last parameter to a three-state
15407 (capture::gen_transform): ... to change behavior when substituting
15408 a condition into cond or not-cond expr context.
15409 (dt_simplify::gen_1): Adjust.
15410 * gimple-match-head.c: Include gimplify.h for unshare_expr.
15411 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
15412 last change and instead change to
15413 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
15414 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15416 2016-03-22 Anthony Green <green@moxielogic.com>
15418 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
15419 issue for moxiebox targets.
15420 (CC1PLUS_SPEC): Ditto.
15422 2016-03-22 Richard Biener <rguenther@suse.de>
15424 PR middle-end/70333
15425 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15428 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15430 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15432 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15435 * config/i386/i386.c (def_builtin): Handle
15436 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15438 (const struct builtin_description bdesc_special_args[]):
15439 Remove duplicate ISA bits.
15441 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15444 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15445 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15446 in a way that works also for AVX512BW.
15449 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15450 instead of source if operands[1] is xmm16 and above and
15451 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15452 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15455 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15456 on assign if (*from_p) is a comparison, set it to
15457 TREE_NO_WARNING (*from_p).
15459 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15461 PR middle-end/70326
15462 * lra.c (restore_scratches): Ignore deleted insns.
15464 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15465 Jakub Jelinek <jakub@redhat.com>
15467 PR tree-optimization/70317
15468 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15471 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15474 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15475 of ix86_expand_move.
15477 (movti): Use general_operand for operand 1 predicate.
15479 2016-03-21 Martin Liska <mliska@suse.cz>
15481 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15483 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15485 2016-03-21 Martin Liska <mliska@suse.cz>
15488 * ipa-icf.c (sem_function::parse): Skip static
15489 constructors and destructors.
15491 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15494 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15495 function-like macro, peek following token(s) if it is followed
15496 by CPP_OPEN_PAREN token with optional padding in between, and
15497 if not, don't treat it like a macro.
15499 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15500 Alexander Monakov <amonakov@ispras.ru>
15502 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15503 for the stabs debug format.
15505 2016-03-21 Richard Biener <rguenther@suse.de>
15507 PR tree-optimization/70310
15508 * tree-vect-generic.c (expand_vector_condition): Fold the built
15511 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15514 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15515 Block third alternative for AVX-512VL target,
15517 2016-03-21 Martin Liska <mliska@suse.cz>
15520 * hsa-brig.c (emit_function_directives): Mark unemitted
15521 global variables for emission.
15522 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
15523 (get_symbol_for_decl): Likewise.
15524 * hsa.h (struct hsa_symbol): New flag.
15526 2016-03-21 Richard Biener <rguenther@suse.de>
15528 PR tree-optimization/70288
15529 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
15530 we do not estimate unsimplified all-constant conditionals or
15531 switches as optimized away.
15533 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
15535 PR rtl-optimization/69102
15536 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
15537 when we have a readonly dependency context.
15539 2016-03-18 Jeff Law <law@redhat.com>
15541 PR rtl-optimization/70263
15542 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
15543 (update_equiv_regs): When trying to move a store to after the insn
15544 that sets the source of the store, make sure the store occurs after
15545 the insn that sets the source of the store. When successful note
15546 the REG_EQUIV note created in the dump file.
15548 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
15549 Bernd Schmidt <bschmidt@redhat.com>
15551 * doc/extend.texi: Document more potential problems with basic asms.
15553 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
15555 PR rtl-optimization/70278
15556 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
15559 2016-03-18 Jason Merrill <jason@redhat.com>
15561 * calls.c (load_register_parameters): Fix zero size sibcall logic.
15563 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
15565 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
15566 values to 128b regs.
15568 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15570 PR tree-optimization/70252
15571 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
15572 boolean vector has a proper number of elements.
15573 (supportable_narrowing_operation): Likewise.
15575 2016-03-18 Tom de Vries <tom@codesourcery.com>
15578 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
15580 2016-03-18 Jakub Jelinek <jakub@redhat.com>
15582 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
15583 instead of replace_rtx for DEBUG_INSNs.
15585 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15587 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
15588 load type reservations.
15590 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
15593 * config/pa/constraints.md: Revert 2015-02-13 change. Use
15594 define_constraint for "Q" and "T" constraints.
15596 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
15598 Tweak the pipeline model for Exynos M1
15600 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
15603 2016-03-17 David Malcolm <dmalcolm@redhat.com>
15606 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
15607 where one or both locations aren't within a line_map.
15609 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
15612 * opts.c (finish_options): Don't set flag_pie to the default if
15613 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
15616 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
15618 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
15619 true as ALL_REGS argument to replace_rtx.
15621 2016-03-17 Richard Biener <rguenther@suse.de>
15624 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
15627 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15630 * rtl.h (replace_rtx): Add ALL_REGS argument.
15631 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
15632 equality and assert mode is the same, instead of just rtx pointer
15634 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
15635 true as ALL_REGS argument to replace_rtx.
15637 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
15639 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
15640 for boolean vector with vector mode only.
15641 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15643 2016-03-17 Nick Clifton <nickc@redhat.com>
15646 * config/rx/rx.c (rx_print_integer): Print negative constants in
15649 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15652 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
15654 2016-03-16 Richard Henderson <rth@redhat.com>
15655 Richard Biener <rguenth@suse.de>
15657 PR middle-end/70240
15658 PR middle-end/68215
15660 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
15661 first operand as is_gimple_condexpr.
15663 PR middle-end/70240
15664 PR middle-end/68215
15666 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
15667 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
15668 Do not gimplify the result.
15669 (do_unop): Adjust call to tree_vec_extract.
15670 (do_binop): Likewise.
15671 (do_compare): Likewise.
15672 (do_plus_minus): Likewise.
15673 (do_negate): Likewise.
15674 (expand_vector_condition): Likewise.
15675 (do_cond): Likewise.
15677 2016-03-16 Richard Henderson <rth@redhat.com>
15680 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
15681 (aarch64_classify_address): Use it.
15682 (aarch64_legitimize_address): Force all subexpressions of PLUS
15683 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
15685 2016-03-16 Jakub Jelinek <jakub@redhat.com>
15686 Richard Biener <rguenth@suse.de>
15689 * rtlanal.c (replace_rtx): For REG, if from is a REG,
15690 return to even if only REGNO is equal, and assert
15693 2016-03-11 Jeff Law <law@redhat.com>
15695 PR rtl-optimization/70224
15696 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
15698 2016-03-16 Richard Henderson <rth@redhat.com>
15700 PR middle-end/70199
15701 * function.h (struct function): Add has_forced_label_in_static.
15702 * gimplify.c (force_labels_r): Set it.
15703 * lto-streamer-in.c (input_struct_function_base): Read it.
15704 * lto-streamer-out.c (output_struct_function_base): Write it.
15705 * tree-inline.c (has_label_address_in_static_1): Remove.
15706 (copy_forbidden): Remove fndecl parameter; test
15707 has_forced_label_in_static.
15708 (inline_forbidden_p): Update call to copy_forbidden.
15709 (tree_versionable_function_p): Likewise.
15710 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
15711 (chkp_versioning): Likewise.
15712 * tree-inline.h (copy_forbidden): Update decl.
15714 2016-03-16 Marek Polacek <polacek@redhat.com>
15717 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
15718 function being thunked if the result type doesn't have fixed size.
15719 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
15720 doesn't have fixed size.
15722 2016-03-16 Bin Cheng <bin.cheng@arm.com>
15724 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
15725 reporting malformed loop nest.
15727 2016-03-16 Tom de Vries <tom@codesourcery.com>
15730 * ipa-devirt.c (possible_polymorphic_call_targets): Move
15731 nodes.length () == 1 test to before first nodes[0] access.
15733 2016-03-16 Tom de Vries <tom@codesourcery.com>
15735 PR tree-optimization/68715
15736 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
15737 single_pred_p test.
15739 2016-03-16 Tom de Vries <tom@codesourcery.com>
15741 PR tree-optimization/68809
15742 * graphite-scop-detection.c (same_close_phi_node): Test if result types
15745 2016-03-16 Carlos O'Donell <carlos@redhat.com>
15746 Sandra Loosemore <sandra@codesourcery.com>
15748 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
15749 on leaf attribute. Mention ELF interposition problems.
15751 2016-03-16 Alan Modra <amodra@gmail.com>
15753 PR rtl-optimization/69195
15754 PR rtl-optimization/47992
15755 * ira.c (indirect_jump_optimize): Ignore artificial defs.
15758 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
15761 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
15763 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15765 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
15767 2016-03-15 Jakub Jelinek <jakub@redhat.com>
15769 PR rtl-optimization/70222
15770 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
15771 optimization if mode is different from result_mode, queue up masking
15772 of the result in outer_op. Formatting fix.
15774 PR middle-end/70239
15775 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
15778 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15780 PR rtl-optimization/69032
15781 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
15782 looping backwards over basic block insns.
15784 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15787 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
15788 to non-speculative when propagating trap bits.
15790 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15792 PR rtl-optimization/63384
15793 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
15794 DEBUG_INSN_P insns.
15796 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15799 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
15800 factored out from ...
15801 (sched_analyze_insn): ... here.
15802 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
15803 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
15804 get_implicit_reg_pending_clobbers in it.
15805 (setup_id_reg_sets): Use setup_id_implicit_regs.
15806 (deps_init_id): Ditto.
15808 2016-03-15 Tom de Vries <tom@codesourcery.com>
15811 * cgraph.c (cgraph_node::get_body): Save, reset and restore
15813 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
15814 execute_function_dump.
15815 (execute_one_pass): Don't dump function if it will be dumped after ipa
15818 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
15820 * genrecog.c (match_pattern_2): If pred is NULL don't call
15821 safe_predicate_mode on it.
15823 2016-03-14 Jakub Jelinek <jakub@redhat.com>
15825 PR middle-end/70219
15826 * lra-constraints.c (delete_move_and_clobber): Change assertion
15827 to also allow dregno == 0.
15829 2016-03-14 Richard Henderson <rth@redhat.com>
15832 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
15833 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
15834 (reassociate_bb): Use optimize_vec_cond_expr; avoid
15835 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
15838 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
15841 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
15843 (lra_create_live_ranges_1): initialize hard register biggest_mode to
15845 * lra-constraints.c (split_reg): For hard regs, try to find the
15846 biggest single-register mode used in the function.
15848 2016-03-14 Richard Biener <rguenther@suse.de>
15850 PR tree-optimization/56365
15851 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
15852 constants to compare against.
15854 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
15857 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15858 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
15859 (define_split for the GPR case): Use int_reg_operand instead of
15860 gpc_reg_operand for the output.
15862 2016-03-14 Tom de Vries <tom@codesourcery.com>
15864 PR tree-optimization/70045
15865 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
15866 create_empty_if_region_on_edge argument.
15868 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
15870 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
15871 (STACK_CHECK_PROTECT): Likewise.
15872 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15873 (STACK_CHECK_PROTECT): Likewise.
15874 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15875 (STACK_CHECK_PROTECT): Likewise.
15876 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
15877 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15878 (STACK_CHECK_PROTECT): Likewise.
15880 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
15882 PR rtl-optimization/69307
15883 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
15884 registers in modes that span more than one register.
15886 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
15889 * lra-constraints.c (delete_move_and_clobber): New.
15890 (remove_inheritance_pseudos): Use it.
15892 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
15895 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
15896 the libcall is LCT_THROW.
15897 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
15898 for the checking routine.
15900 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15903 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
15904 optimization if we have direct move.
15905 (roundu32<mode>2_fprs): Likewise.
15907 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
15910 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
15912 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
15913 Arguments swapped. All callers changed. Take reg_renumber into
15914 account, and Calculate and compare register ranges for hard regs.
15916 2016-03-11 Jeff Law <law@redhat.com>
15918 PR tree-optimization/70190
15919 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15920 Handle cases where we can not extract the taken edge, even though we
15921 found a constant value.
15923 PR tree-optimization/64058
15924 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
15925 (num_coalesce_pairs): Move up earlier in file.
15926 (find_coalesce_pair): Initialize the INDEX field for each pair
15928 (compare_pairs): No longer sort on the elements in each pair.
15929 Instead break ties with the index of the coalesce pair.
15931 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15934 * config/aarch64/aarch64-protos.h
15935 (aarch64_save_restore_target_globals): New prototype.
15936 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
15937 Call the above when popping pragma.
15938 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
15940 (aarch64_set_current_function): Rewrite using the above.
15942 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15944 PR tree-optimization/70177
15945 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
15946 (extract_ops_from_tree): ... this. In the 2 argument
15947 overload remove _1 suffix.
15948 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
15949 (extract_ops_from_tree): ... this.
15950 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
15952 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15953 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
15954 extract_ops_from_tree instead of 2 operand one.
15956 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
15958 PR tree-optimization/70013
15959 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
15960 for constant-pool entries.
15962 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15964 PR rtl-optimization/70174
15965 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
15966 followed by gen_lowpart on force_reg instead of just gen_lowpart.
15968 PR tree-optimization/70169
15969 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
15970 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
15973 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15974 Jakub Jelinek <jakub@redhat.com>
15977 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
15978 of uninitialized values.
15980 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15982 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
15984 ("*trunctddd2"): New pattern definition.
15985 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
15988 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15990 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
15991 definitions for BFP and DFP rounding modes.
15992 ("fixuns_truncdddi2", "fixuns_trunctddi2")
15993 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
15994 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
15995 ("fix_trunctf<mode>2"): Use the new constants instead of magic
15998 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16000 * config/s390/constraints.md: Adjust comment.
16001 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
16002 s390_decompose_addrstyle_without_index.
16003 * config/s390/predicates.md (shift_count_or_setmem_operand):
16004 Rename to setmem_operand.
16005 * config/s390/s390-protos.h
16006 (s390_decompose_shift_count): Rename to
16007 s390_decompose_addrstyle_without_index.
16008 * config/s390/s390.c (s390_decompose_shift_count)
16009 (s390_mem_constraint, print_shift_count_operand)
16010 (print_operand_address, print_operand): Rename
16011 s390_decompose_shift_count to
16012 s390_decompose_addrstyle_without_index and rename
16013 print_shift_count_operand to print_addrstyle_operand troughout the
16015 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
16016 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
16017 Rename shift_count_or_setmem_operand to setmem_operand.
16018 * config/s390/vx-builtins.md ("vec_insert<mode>")
16019 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
16022 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16025 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16026 Handle overlapping retval and newval.
16028 2016-03-10 Nick Clifton <nickc@redhat.com>
16031 * config/aarch64/aarch64.c
16032 (aarch64_override_options_after_change_1): When forcing
16033 flag_omit_frame_pointer to be true, use a special value that can
16034 be detected if this function is called again, thus preventing
16035 flag_omit_leaf_frame_pointer from being forced to be false.
16037 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16039 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
16040 Set x_flag_omit_leaf_frame_pointer when handling
16041 -momit-leaf-frame-pointer.
16043 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16046 * cgraph.c (cgraph_node::dump): Dump split_part and
16047 indirect_call_target.
16048 * cgraph.h (cgraph_node): Add indirect_call_target flag.
16049 * ipa.c (has_addr_references_p): Cleanup.
16050 (is_indirect_call_target_p): New.
16051 (walk_polymorphic_call_targets): Do not mark virtuals that may be
16052 called indirectly as local.
16053 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
16055 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16058 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16059 on cxa_pure_virtual.
16061 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16064 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
16066 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
16069 * tree.c (need_assembler_name_p): Only record main variant type names.
16071 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16074 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
16075 Always define to 0 or 1.
16076 (TARGET_FIX_ERR_A53_843419): New macro.
16077 * config/aarch64/aarch64-elf-raw.h
16078 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
16079 * config/aarch64/aarch64-linux.h: Likewise.
16080 * config/aarch64/aarch64.c
16081 (aarch64_override_options_after_change_1): Do not default
16082 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
16084 (aarch64_attributes): Handle fix-cortex-a53-843419.
16085 (aarch64_can_inline_p): Likewise.
16086 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
16088 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
16089 Jakub Jelinek <jakub@redhat.com>
16091 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
16092 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
16093 DECL_COMMONS if flag_unconstrained_commons is set.
16094 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16095 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
16096 (funconstrained-commons): Document.
16098 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
16100 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
16101 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
16103 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
16105 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
16106 has a proper number of elements.
16108 2016-03-10 Alan Modra <amodra@gmail.com>
16110 PR rtl-optimization/69195
16111 PR rtl-optimization/47992
16112 * ira.c (recorded_label_ref): Delete.
16113 (update_equiv_regs): Return void.
16114 (indirect_jump_optimize): New function.
16115 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
16116 before regstat_compute_ri. Don't rebuild_jump_labels here.
16117 Delete update_regstat.
16119 2016-03-10 Richard Biener <rguenther@suse.de>
16121 PR tree-optimization/70128
16122 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16123 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
16125 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16127 PR tree-optimization/70152
16128 * tree-sra.c (replace_removed_params_ssa_names): Copy over
16129 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
16132 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
16133 instead of gen_sse2_loadlpd.
16134 * config/i386/sse.md (*vec_concatv2df): Rename to...
16135 (vec_concatv2df): ... this.
16137 PR tree-optimization/70127
16138 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
16140 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16144 * diagnostic-show-locus.c (compatible_locations_p): New function.
16145 (layout::layout): Sanitize ranges using compatible_locations_p.
16147 2016-03-09 David Malcolm <dmalcolm@redhat.com>
16151 * diagnostic-show-locus.c (layout_range::layout_range): Replace
16152 location_range param with three const expanded_locations * and a
16154 (layout::layout): Replace call to
16155 rich_location::lazily_expand_location with get_expanded_location.
16156 Extract the range and perform location expansion here, passing
16157 the results to the layout_range ctor.
16158 * diagnostic.c (source_range::debug): Delete.
16159 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
16160 of rich_location::get_expanded_location.
16161 * gcc-rich-location.c (get_range_for_expr): Delete.
16162 (gcc_rich_location::add_expr): Reimplement to avoid the
16163 rich_location::add_range overload that took a location_range,
16164 passing a location_t instead.
16166 2016-03-09 Richard Biener <rguenther@suse.de>
16167 Jakub Jelinek <jakub@redhat.com>
16169 PR tree-optimization/70138
16170 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
16171 Also skip vect_double_reduction_def.
16173 2016-03-09 Jakub Jelinek <jakub@redhat.com>
16176 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
16177 if the operand is "m".
16179 2016-03-09 Nathan Sidwell <nathan@acm.org>
16181 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
16183 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16185 * config/i386/i386.c (processor_target_table): Fix cost table
16186 intialization order for znver1.
16188 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16190 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
16191 - becuase -> because.
16192 * ipa-reference.c (ignore_module_statics): Likewise.
16193 * cgraph.c (cgraph_node::get_body): Likewise.
16194 * ipa-inline.c (early_inliner): Likewise.
16195 * ipa-devirt.c (types_same_for_odr): Likewise.
16196 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
16197 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
16199 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16201 * tree-ssa-math-opts.c: Fix typo in comment.
16203 2016-03-08 Jakub Jelinek <jakub@redhat.com>
16206 * config/i386/i386.c (scalar_chain::make_vector_copies,
16207 scalar_chain::convert_reg): Call end_sequence in between
16208 get_insns and emit_conversion_insns rather than after both
16211 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
16214 * config/i386/i386.h (machine_function): Add
16215 pc_thunk_call_expanded flag.
16216 (ix86_pc_thunk_call_expanded): New define.
16217 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
16218 (*set_got): Rename insn pattern from set_got.
16219 (*set_got_labelled): Rename inst pattern from set_got_labelled.
16220 * config/i386/i386.c (ix86_compute_frame_layout): Use
16221 ix86_pc_thunk_call_expanded to prevent red-zone.
16223 2016-03-07 Martin Jambor <mjambor@suse.cz>
16225 * hsa.h (hsa_get_ctor_statements): Declare.
16226 (hsa_get_dtor_statements): Likewise.
16227 (hsa_get_kernel_dispatch_type): Likewise.
16228 * hsa.c (hsa_get_ctor_statements): New function.
16229 (hsa_get_dtor_statements): Likewise.
16230 (hsa_get_kernel_dispatch_type): Likewise.
16231 * hsa-brig.c (hsa_cdtor_statements): Removed.
16232 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
16233 hsa_get_dtor_statements.
16234 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
16235 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
16237 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
16239 * config/arm/arm-cores.def (cortex-r8): New.
16240 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
16241 * config/arm/arm-tune.md: Likewise.
16242 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
16244 2016-03-07 Martin Sebor <msebor@redhat.com>
16246 PR rtl-optimization/19705
16247 * doc/invoke.texi (Options That Control Optimization): Clarify
16248 -fno-branch-count-reg.
16250 2016-02-26 Richard Biener <rguenther@suse.de>
16251 Jeff Law <law@redhat.com>
16253 PR tree-optimization/69740
16254 * cfghooks.c (remove_edge): Request loop fixups if we delete
16255 an edge that might turn an irreducible loop into a natural
16257 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
16258 Move after definition of loops_state_clear.
16260 2016-03-07 Bin Cheng <bin.cheng@arm.com>
16262 PR rtl-optimization/69052
16263 * rtlanal.c (commutative_operand_precedence): Set higher precedence
16266 2016-03-07 Tom de Vries <tom@codesourcery.com>
16268 PR tree-optimization/70116
16269 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
16270 is_tm_ending stmts and ubsan/asan internal functions.
16271 (find_duplicate): Use it. Don't test is_tm_ending here.
16273 2016-03-07 Richard Biener <rguenther@suse.de>
16275 PR tree-optimization/70115
16276 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
16277 (propagate_constants_for_unrolling): Use replace_uses_by.
16279 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
16281 PR middle-end/69916
16282 * omp-low.c (struct oacc_loop): Add ifns.
16283 (new_oacc_loop_raw): Initialize it.
16284 (finish_oacc_loop): Clear mask & flags if no ifns.
16285 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
16286 (oacc_loop_xform_loop): Add ifns arg & adjust.
16287 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
16289 2016-03-07 Richard Henderson <rth@redhat.com>
16292 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
16293 (insert_value_copy_on_edge): Likewise.
16295 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16297 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
16299 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16302 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
16304 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16306 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
16308 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16310 Fix sseimul type attribute.
16311 * config/i386/znver1.md
16312 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
16313 znver1_sseimul_avx256_load) : Fix the type attribute.
16314 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
16315 pipe usage and latency.
16317 2016-03-05 Jakub Jelinek <jakub@redhat.com>
16320 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
16321 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
16324 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16327 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
16329 PR rtl-optimization/69941
16330 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
16331 the reg share its mode.
16333 2016-03-04 Jeff Law <law@redhat.com>
16335 PR tree-optimization/69196
16336 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16337 If the both SSA_NAMEs are anonymous, then consider them unassociated
16338 and include the PHI in the statement count.
16340 2016-03-05 Tom de Vries <tom@codesourcery.com>
16342 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
16343 construct in oacc routine. Check for oacc region in oacc routine.
16345 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16348 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
16349 2016-02-22 changes, instead don't recurse if RECUR is already true.
16350 Don't change *dynamic_check if RECUR. Adjust recursive caller
16351 to pass true to the new argument.
16352 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
16355 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16356 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
16358 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
16360 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16362 PR rtl-optimization/57676
16363 * lra-assigns.c (lra_assign): Guard test for maximum iterations
16364 with flag_checking.
16366 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
16368 * tree-vect-patterns.c (search_type_for_mask): Handle
16369 comparison of booleans.
16371 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16373 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
16377 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
16378 all other ops that have dw_val_class_die_ref operands,
16379 and DW_OP_GNU_entry_value.
16381 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16383 PR rtl-optimization/69904
16384 * config/arm/arm.c (arm_cannot_copy_insn_p):
16385 Return true for load-exclusive instructions.
16387 2016-03-03 Jakub Jelinek <jakub@redhat.com>
16390 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
16391 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
16392 the pattern no matter if it is used just by non-pattern, pattern
16394 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
16395 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16396 oprnd1 def_stmt is in pattern, don't look through it.
16398 2016-03-03 Marek Polacek <polacek@redhat.com>
16400 PR middle-end/70050
16401 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
16403 2016-03-03 Martin Liska <mliska@suse.cz>
16405 PR tree-optimization/70043
16406 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
16407 previous statement if we see a debug statement.
16409 2016-03-03 Richard Biener <rguenther@suse.de>
16411 PR tree-optimization/55936
16412 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
16413 parameter and guard unsafe equivalence use.
16414 (vrp_evaluate_conditional_warnv_with_ops): Always use
16415 safe equivalences but not via the quadratic compare_names
16418 2016-03-03 Michael Collison <michael.collison@linaro.org>
16421 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
16422 for operand 1 to s_register_operand. Change predicate for operand
16423 2 to arm_not_immediate_operand.
16425 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16427 * doc/tm.texi: Regenerated.
16429 2016-03-02 Richard Henderson <rth@redhat.com>
16432 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16433 simplification when all args are positive non-fixed registers.
16435 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16437 * target.def (lra_p): Specify that new ports should use LRA.
16439 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16442 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16443 gimplify_type_sizes the type they refer to.
16444 (omp_notice_variable): Handle reference vars to VLAs.
16445 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16446 reference to VLA decls in the second pass instead of first pass.
16448 2016-03-02 Tom de Vries <tom@codesourcery.com>
16450 PR tree-optimization/68659
16451 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16452 new_expr == NULL_TREE.
16453 (get_new_name): Handle ADDR_EXPR.
16455 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16457 PR rtl-optimization/69052
16458 * loop-invariant.c (canonicalize_address): New function.
16459 (inv_can_prop_to_addr_use): Check validity of address expression
16460 which is canonicalized by above function.
16462 2016-03-02 Alan Modra <amodra@gmail.com>
16465 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16468 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16471 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16472 (*movhi_internal): Put mask moves from and to memory separately
16473 from moves from/to GPRs.
16475 2016-03-02 Richard Biener <rguenther@suse.de>
16477 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16478 GENERIC expressions in GIMPLE.
16480 2016-03-02 Richard Biener <rguenther@suse.de>
16482 * config/i386/i386.c (type_natural_mode): Fix typo.
16484 2016-03-02 Nick Clifton <nickc@redhat.com>
16486 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16488 2016-03-02 Richard Biener <rguenther@suse.de>
16489 Uros Bizjak <ubizjak@gmail.com>
16492 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16494 2016-03-02 Richard Biener <rguenther@suse.de>
16496 PR middle-end/67278
16497 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16499 2016-03-02 Marek Polacek <polacek@redhat.com>
16502 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16503 "is promoted to" warning.
16505 2016-03-01 DJ Delorie <dj@redhat.com>
16507 * config.gcc: Deprecate mep-*.
16509 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16511 PR middle-end/70025
16512 * lra-constraints.c (regno_val_use_in): New.
16513 (match_reload): Use it instead of regno_use_in.
16515 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16517 PR rtl-optimization/70007
16518 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16519 references present in REG_EQUAL notes attached to non-SET patterns.
16521 2016-03-01 Jeff Law <law@redhat.com>
16523 PR tree-optimization/69196
16524 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16525 Appropriately clamp the number of statements to copy when the
16526 thread path does not traverse a loop backedge.
16528 PR tree-optimization/69196
16529 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16530 Do count some PHIs in the thread path against the insn count. Decrease
16531 final statement count by one as the control statement in the last
16532 block will get removed. Remove special cased code for handling PHIs
16535 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
16538 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
16539 asm dialect alternatives to explicit GOTPCREL calls.
16541 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16544 * ira.c (do_reload): Issue warning for generic stack checking here...
16545 * reload1.c (reload): ...instead of here and streamline it.
16547 2016-03-01 Nick Clifton <nickc@redhat.com>
16549 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
16551 2016-03-01 Richard Biener <rguenther@suse.de>
16553 PR tree-optimization/69983
16554 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
16555 types and fall back to operand_equal_p.
16557 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16560 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16562 * config/s390/constraints.md ("jm8"): New constraint.
16563 * config/s390/predicates.md ("const_int_8bitset_operand"): New
16565 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
16567 ("*setmem_long<setmem_and>"): New pattern.
16568 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
16570 ("*setmem_long_31z<setmem_and>"): New pattern.
16571 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
16572 New substitution rules with the required attributes.
16575 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16578 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16580 * gensupport.c (process_substs_on_one_elem): Split loop to
16581 complete mark_operands_used_in_match_dup on all expressions in the
16583 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16584 and remove function.
16586 2016-03-01 Richard Biener <rguenther@suse.de>
16588 PR middle-end/70022
16589 * fold-const.c (fold_indirect_ref_1): Fix range checking for
16590 vector BIT_FIELD_REF extract.
16592 2016-03-01 Richard Biener <rguenther@suse.de>
16594 PR tree-optimization/69994
16595 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
16597 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
16599 PR tree-optimization/69956
16600 * tree-vect-stmts.c (supportable_widening_operation): Support
16601 multi-step conversion of boolean vectors.
16602 (supportable_narrowing_operation): Likewise.
16604 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16606 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
16609 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16611 * config/s390/subst.md (DSI_VI): New mode iterator.
16612 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
16613 * config/s390/vector.md ("vec_set<mode>"): Move expander before
16614 the insn definition.
16615 ("*vec_set<mode>"): Change predicate and add alternative to
16616 support only either register or const_int operands as element
16618 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
16620 ("vec_extract<mode>"): New expander.
16621 ("*vec_extract<mode>"): New insn definition supporting reg and
16622 const_int element selectors.
16623 ("*vec_extract<mode>_plus"): New insn definition supporting
16624 reg+const_int element selectors.
16625 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
16626 following expander+insn definition.
16627 ("<vec_shifts_name><mode>3"): New expander.
16628 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
16630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16632 * config/s390/s390.md ("*tabort_1"): Change predicate to
16633 nonmemory_operand. Add a second alternative to cover
16634 register as well as const int operands.
16635 ("*tabort_1_plus"): New pattern definition.
16637 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16639 * config/s390/s390.md ("*ashrdi3_cc_31")
16640 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
16641 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
16642 Merge insn definitions into ...
16643 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16644 New pattern definition.
16645 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
16646 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
16647 ("*ashr<mode>3_and"): Merge insn definitions into ...
16648 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16649 New pattern definition.
16650 * config/s390/subst.md ("addr_style_op_cc_subst")
16651 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
16652 substitutions patterns plus attributes.
16653 Add ashiftrt to SUBST iterator.
16655 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16657 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
16658 op2 to nonmemory_operand.
16659 ("*<shift>di3_31", "*<shift>di3_31_and"):
16660 Merge into single pattern definition ...
16661 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
16662 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
16663 pattern definition ...
16664 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
16665 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
16668 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16670 * config/s390/predicates.md (const_int_6bitset_operand): New
16672 * config/s390/s390.md: Include subst.md.
16673 ("rotl<mode>3"): New expander.
16674 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
16676 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
16677 * config/s390/subst.md: New file.
16679 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16681 * config/s390/s390.md ("op_type", "atype", "length" attributes):
16682 Remove RRR type. It doesn't really exist.
16683 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
16685 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
16686 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
16687 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
16688 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
16689 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
16690 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
16691 `enabled' attribute.
16693 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16695 * gensupport.c (process_substs_on_one_elem): Split loop to
16696 complete mark_operands_used_in_match_dup on all expressions in the
16698 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16699 and remove function.
16701 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16704 * config/sparc/sparc.c (NWORDS_UP): Rename to...
16705 (CEIL_NWORDS): ...this. Use CEIL macro.
16706 (compute_fp_layout): Adjust to above renaming.
16707 (function_arg_union_value): Likewise.
16708 (sparc_arg_partial_bytes): Likewise.
16709 (sparc_function_arg_advance): Likewise.
16711 2016-02-29 Jeff Law <law@redhat.com>
16713 PR tree-optimization/70005
16714 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
16715 where an object with a boolean range is compared against a value
16718 PR tree-optimization/69999
16719 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
16720 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
16723 2016-02-29 Richard Biener <rguenther@suse.de>
16725 PR tree-optimization/69994
16726 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
16727 (get_unary_op): Look through nop conversions.
16728 (ops_equal_values_p): New function, look for equality diregarding
16730 (eliminate_plus_minus_pair): Use ops_equal_values_p
16731 (repropagate_negates): Do not use get_unary_op here.
16733 2016-02-29 Martin Liska <mliska@suse.cz>
16735 * system.h: Poison ENABLE_CHECKING macro.
16737 2016-02-29 Martin Liska <mliska@suse.cz>
16739 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
16740 is presented in dump flags.
16741 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16742 (hsa_regalloc): Likewise.
16744 2016-02-19 Richard Biener <rguenther@suse.de>
16746 PR tree-optimization/69980
16747 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
16748 permutation of those we need to keep.
16750 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16753 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
16754 (NWORDS_UP): ...this
16755 (init_cumulative_args): Minor tweaks.
16756 (sparc_promote_function_mode): Likewise.
16757 (scan_record_type): Delete.
16758 (traverse_record_type): New function template.
16759 (classify_data_t): New structure type.
16760 (classify_registers): New inline function.
16761 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
16762 exhausted. Instantiate traverse_record_type on classify_registers and
16763 deal with the case of a structure passed in slot #15 with no FP field
16765 (assign_data_t): New structure type.
16766 (compute_int_layout): New static function.
16767 (compute_fp_layout): Likewise.
16768 (count_registers): New inline function.
16769 (assign_int_registers): New static function.
16770 (assign_fp_registers): Likewise.
16771 (assign_registers): New inline function.
16772 (function_arg_record_value_1): Delete.
16773 (function_arg_record_value_2): Likewise.
16774 (function_arg_record_value_3): Likewise.
16775 (function_arg_record_value): Adjust to above changes. Instantiate
16776 traverse_record_type on count_registers to first count the number of
16777 registers to be used and then on assign_registers to assign them.
16778 (function_arg_union_value): Adjust to above renaming.
16779 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
16780 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
16781 case of a structure passed in slot #15
16782 (sparc_function_arg_advance): Likewise.
16783 (function_arg_padding): Minor tweak.
16785 2016-02-29 Richard Biener <rguenther@suse.de>
16787 PR tree-optimization/69720
16788 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
16789 the adjustment_def path for possibly vectorized defs.
16790 (vect_create_epilog_for_reduction): Handle vectorized initial
16793 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
16795 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
16797 2016-02-27 Jeff Law <law@redhat.com>
16800 2016-02-26 Richard Biener <rguenther@suse.de>
16801 Jeff Law <law@redhat.com>
16803 PR tree-optimization/69740
16804 * cfghooks.c (remove_edge): Request loop fixups if we delete
16805 an edge that might turn an irreducible loop into a natural
16808 2016-02-27 Jakub Jelinek <jakub@redhat.com>
16810 PR rtl-optimization/69896
16811 * tree-vect-generic.c (get_compute_type): Avoid single element
16814 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
16816 Rename the AArch64 tuning option and related functions to enable the
16817 Newton series for the reciprocal square root to reflect its
16818 approximative characteristic.
16820 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
16821 function to "aarch64_emit_approx_rsqrt".
16822 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
16823 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
16824 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
16825 (xgene1_tunings): Likewise.
16826 (use_rsqrt_p): Likewise.
16827 (aarch64_emit_swrsqrt): Use new function name.
16828 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
16829 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
16830 text explaining this option.
16831 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
16833 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16836 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
16837 complain about -mallow-movmisalign without -mvsx if
16838 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
16840 2016-02-26 Joel Sherrill <joel@rtems.org>
16842 * config.gcc: Add x86_64-*-rtems*.
16843 * config/i386/rtems-64.h: New file.
16845 2016-02-26 Joel Sherrill <joel@rtems.org>
16847 * config.gcc: Add aarch64-*-rtems*.
16848 * config/aarch64/rtems.h: New file.
16850 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
16853 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
16854 shift amount using %h. Add comment.
16856 2016-02-26 Richard Biener <rguenther@suse.de>
16857 Jeff Law <law@redhat.com>
16859 PR tree-optimization/69740
16860 * cfghooks.c (remove_edge): Request loop fixups if we delete
16861 an edge that might turn an irreducible loop into a natural
16864 2016-02-26 Martin Jambor <mjambor@suse.cz>
16866 PR middle-end/69920
16867 * tree-sra.c (sra_modify_assign): Do not remove loads of
16868 uninitialized aggregates to SSA_NAMEs.
16870 2016-02-26 Richard Henderson <rth@redhat.com>
16873 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
16874 pseudo in case the target rtx matches the source of the left
16877 2016-02-26 Martin Jambor <mjambor@suse.cz>
16880 * hsa.h (hsa_type_packed_p): Declare.
16881 * hsa.c (hsa_type_packed_p): New function.
16882 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
16884 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
16885 * hsa-brig.c (emit_basic_insn): Likewise.
16887 2016-02-26 Martin Jambor <mjambor@suse.cz>
16890 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
16892 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
16894 2016-02-26 Martin Jambor <mjambor@suse.cz>
16896 * hsa.h (is_a_helper): New overload for hsa_op_immed for
16897 hsa_op_with_type operands.
16898 (hsa_unsigned_type_for_type): Declare.
16899 * hsa.c (hsa_unsigned_type_for_type): New function.
16900 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
16901 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
16902 the finalizer. Do not emit extra move.
16904 2016-02-26 Martin Jambor <mjambor@suse.cz>
16906 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
16907 atomic operations in private segment.
16909 2016-02-26 Martin Jambor <mjambor@suse.cz>
16911 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
16912 statements to wi->info. Also disallow omp simd constructs.
16913 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
16914 for not gridifying. Dump special string for omp_for.
16916 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16919 * config/aarch64/aarch64.c (aarch64_set_current_function):
16920 Save/restore target globals when switching to
16921 target_option_default_node.
16923 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16926 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
16927 Return 0 if !SHIFT_COUNT_TRUNCATED.
16929 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16930 Eric Botcazou <ebotcazou@adacore.com>
16932 PR rtl-optimization/69891
16933 * dse.c (scan_insn): If we can't figure out memset arguments
16934 or they are non-constant, call clear_rhs_from_active_local_stores.
16936 2016-02-26 Martin Liska <mliska@suse.cz>
16938 * doc/extend.texi: Mention clog10, clog10f an clog10l
16939 in Builtins section.
16941 2016-02-26 Martin Liska <mliska@suse.cz>
16943 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
16945 (resolve_args_picking_1): Likewise.
16946 * dwarf2out.h (struct GTY): Likewise.
16948 2016-02-26 Martin Liska <mliska@suse.cz>
16950 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
16951 with flag_checking.
16952 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16954 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
16955 Martin Liska <mliska@suse.cz>
16957 * doc/install.texi: Mention --enable-valgrind-annotations.
16959 2016-02-26 Richard Biener <rguenther@suse.de>
16961 PR tree-optimization/69551
16962 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
16963 looking through aliases adjust DECL_PT_UID to refer to the
16964 ultimate alias target.
16966 2016-02-25 Martin Liska <mliska@suse.cz>
16968 PR middle-end/69919
16969 * alloc-pool.c (after_memory_report): New variable.
16970 * alloc-pool.h (base_pool_allocator ::release): Do not use
16971 the infrastructure if after_memory_report.
16972 * toplev.c (toplev::main): Mark after memory report.
16974 2016-02-25 Richard Biener <rguenther@suse.de>
16976 PR tree-optimization/48795
16977 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
16979 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
16982 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
16983 offloading is enabled and -fopenacc or -fopenmp is specified.
16984 (CRTOFFLOADEND): Likewise.
16985 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
16986 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
16987 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
16988 (offload_objects_file_name): New static var.
16989 (tool_cleanup): Remove offload_objects_file_name file.
16990 (find_offloadbeginend): Replace with ...
16991 (find_crtoffloadtable): ... this.
16992 (run_gcc): Remove offload_argc and offload_argv.
16993 Get offload_objects_file_name from -foffload-objects=... option.
16994 Read names of object files with offload from this file, pass them to
16995 compile_images_for_offload_targets. Don't call find_offloadbeginend and
16996 don't pass offloadbegin and offloadend to the linker. Don't pass
16997 offload non-LTO files to the linker, because now they're not claimed.
16999 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
17002 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17003 on builtin_unreachable.
17005 2016-02-25 Jakub Jelinek <jakub@redhat.com>
17007 PR rtl-optimization/69896
17008 * regcprop.c: Include cfgrtl.h.
17009 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
17010 than remembered mode, either delete it (if noop_move_p), or
17011 treat like copy_p but not noop_p instruction.
17013 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17016 * dwarf2out.c (gen_variable_die): Work around buggy LTO
17017 - allow NULL decl for Fortran DW_TAG_common_block variables.
17019 2016-02-24 Jason Merrill <jason@redhat.com>
17021 * common.opt (flifetime-dse): Add -flifetime-dse=1.
17023 2016-02-24 Richard Biener <rguenther@suse.de>
17024 Jakub Jelinek <jakub@redhat.com>
17026 PR middle-end/69760
17027 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
17028 conditionally executed ops to well-defined overflow behavior.
17030 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17032 PR middle-end/69915
17033 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
17036 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17038 PR rtl-optimization/69886
17039 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
17040 argument. Use it when checking validity of set instructions.
17041 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
17042 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
17044 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
17045 * store-motion.c (find_moveable_store): Update
17046 can_assign_to_reg_without_clobbers_p callsite.
17048 2016-02-24 Richard Biener <rguenther@suse.de>
17050 PR middle-end/68963
17051 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
17053 (record_nonwrapping_iv): Do not fall back to the low/high bound
17054 for non-constant IV bases if the stmt is not always executed.
17056 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17058 * config/arm/arm-cores.def (cortex-a32): New entry.
17059 * config/arm/arm-tables.opt: Regenerate.
17060 * config/arm/arm-tune.md: Regenerate.
17061 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
17062 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
17063 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
17064 for -mcpu and -mtune.
17066 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17069 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
17070 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
17071 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
17072 (atomic_loaddi_1): Delete.
17073 (atomic_loaddi): Rewrite expander using the above changes.
17075 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17078 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
17081 2016-02-24 Jakub Jelinek <jakub@redhat.com>
17082 Richard Biener <rguenth@suse.de>
17084 PR middle-end/69909
17085 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
17086 set_mem_attributes if tem is SSA_NAME which got expanded
17089 2016-02-24 Richard Biener <rguenther@suse.de>
17091 PR tree-optimization/69907
17092 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
17093 end of permutations for BB vectorization.
17095 2016-02-24 Christian Bruel <christian.bruel@st.com>
17097 * config/arm/arm-c.c (arm_option_override): Initialize
17098 target_option_current_node.
17099 * config/arm/arm.c (arm_pragma_target_parse): Replace
17100 build_target_option_node call by target_option_current_node.
17101 Set target_option_current_node.
17104 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
17107 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
17108 define_insn_and_split to define_insn.
17109 (zero_extendqi<mode>2_dot2): Same.
17110 (extendqi<mode>2_dot): Same.
17111 (extendqi<mode>2_dot2): Same.
17113 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17115 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
17116 and add bypass for AES{D,E} and AESMC pairs.
17117 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
17120 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
17122 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
17123 series for reciprocal square root in Exynos M1.
17125 2016-02-23 Martin Sebor <msebor@redhat.com>
17128 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
17129 __builtin_alloca_with_align.
17131 2016-02-23 Richard Henderson <rth@redhat.com>
17133 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
17134 (ix86_register_pragmas): Remove __seg_tls.
17135 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
17136 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
17137 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
17138 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
17139 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
17140 * doc/extend.texi (__seg_tls): Remove item.
17142 2016-02-23 Richard Biener <rguenther@suse.de>
17144 * alloc-pool.h (struct allocation_object): Make id member
17145 conditional on CHECKING_P again.
17146 (get_instance): Adjust.
17147 (base_pool_allocator): Likewise.
17149 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
17151 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
17152 (parallelize_loops): In OpenACC kernels mode, set n_threads to
17154 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
17156 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
17158 2016-02-23 Richard Biener <rguenther@suse.de>
17160 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
17161 * bitmap.h (struct bitmap_usage): Likewise.
17162 (bitmap_move): Declare.
17163 * bitmap.c (register_overhead): Take size_t argument.
17164 (bitmap_move): New function.
17165 * df-problems.c (df_rd_transfer_function): Use bitmap_move
17166 to properly account overhead.
17167 * tree.c (free_node): Use tree_size.
17169 2016-02-23 Jakub Jelinek <jakub@redhat.com>
17172 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
17173 when inverting comparison.
17176 * common.opt (Wunreachable-code): Add Warning flag.
17178 2016-02-23 Mark Wielaard <mjw@redhat.com>
17179 Jakub Jelinek <jakub@redhat.com>
17182 * cgraphunit.c (check_global_declaration): Check main_input_filename
17183 and DECL_SOURCE_FILE are not NULL.
17185 2016-02-23 Martin Jambor <mjambor@suse.cz>
17187 PR tree-optimization/69666
17188 * tree-sra.c (sra_modify_assign): Do not attempt to create
17189 default_def replacements for unscalarizable regions.
17191 2016-02-20 Mark Wielaard <mjw@redhat.com>
17194 * cgraphunit.c (check_global_declaration): Check level of
17195 warn_unused_const_variable and main_input_filename.
17196 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
17197 (-Wunused-variable): For C implies -Wunused-const-variable=1.
17198 (-Wunused-const-variable): Explain levels 1 and 2.
17200 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17203 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
17204 identical arguments. Formatting and spelling fixes.
17207 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
17212 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
17213 and m68k-devices.def.
17214 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
17215 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
17217 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
17219 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
17220 and HImode registers.
17222 2016-02-22 Richard Biener <rguenther@suse.de>
17224 PR tree-optimization/69882
17225 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
17226 preserve permutations present because of gaps.
17227 (vect_supported_load_permutation_p): Always continue checking
17228 permutations after vect_attempt_slp_rearrange_stmts.
17230 2016-02-22 Bin Cheng <bin.cheng@arm.com>
17232 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
17233 min_profitable_estimate, rather than min_profitable_iters.
17235 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17238 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
17239 SImode for last match_operand.
17241 2016-02-22 Martin Liska <mliska@suse.cz>
17243 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
17244 return bitsize - 1 as the return value.
17246 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
17250 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
17251 Handle negative shift counts.
17252 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
17253 force_reg on the shift constant.
17254 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
17255 (lshrsi3_d): Handle negative shift counts.
17257 2016-02-22 Richard Biener <rguenther@suse.de>
17258 Tom de Vries <tom@codesourcery.com>
17260 * graph.c: Include dumpfile.h.
17261 (print_graph_cfg): Split into three overloads.
17262 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
17264 2016-02-22 Tom de Vries <tom@codesourcery.com>
17266 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
17269 2016-02-22 Richard Biener <rguenther@suse.de>
17272 * ipa-inline-transform.c (inline_call): When not updating
17273 overall summaries adjust self size by the growth estimate.
17274 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
17275 hash-set, do not update overall summaries here. Renamed from ...
17276 (inline_to_all_callers): ... this which is now wrapping the
17277 above and performing delayed overall summary update.
17278 (early_inline_small_functions): Delay updating of the overall
17281 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
17283 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
17286 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17289 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
17290 :%* in %:gt() argument.
17291 (greater_than_spec_func): Adjust for expecting only numbers,
17292 if there are more than two numbers, compare the last two.
17294 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
17296 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
17297 -Wnarrowing with -std.
17299 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17302 * expr.c (store_field): Don't use bit-field path if exp is
17303 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
17304 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
17305 and the assignment can be performed by bitwise copy. Formatting
17308 PR middle-end/69838
17309 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
17310 call copy_reg_eh_region_note_forward on before and/or after sequences
17311 and remove note from insn if it no longer can throw.
17314 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
17315 if TARGET_AVX512BW.
17317 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17319 * config/s390/vector.md: Add missing commutative operand markers
17320 to the patterns which qualify for one.
17321 * config/s390/vx-builtins.md: Likewise.
17323 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17325 * config/s390/vector.md (VI, VI_QHS): Add single element vector
17326 types to mode iterators.
17327 (vec_double): ... and mode attribute.
17328 * config/s390/vx-builtins.md (non_vec_int): Likewise.
17330 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17332 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
17333 Change the predicate of op2 from nonimmediate to general and let
17334 reload fix it if necessary.
17336 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17338 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
17340 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17342 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
17345 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17347 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
17348 * config/s390/s390.c (s390_expand_vec_movstr): New function.
17349 * config/s390/s390.md ("movstr<P:mode>"): Call
17350 s390_expand_vec_movstr.
17352 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17354 * config/s390/s390.md: Add missing output modifier for operand 1
17355 to print it as address properly.
17357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17359 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
17360 * config/s390/2964.md: New file.
17361 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
17362 of insn grouping attributes depending on the CPU level.
17363 (s390_get_unit_mask): New function.
17364 (s390_sched_score): Remove the OOO from the scheduling macros.
17365 Add loop to calculate a score for the instruction mix.
17366 (s390_sched_reorder): Likewise plus improve debug output.
17367 (s390_sched_variable_issue): Rename macros as above. Calculate
17368 the unit distances after actually scheduling an insn. Improve
17370 (s390_sched_init): Clear last_scheduled_unit_distance array.
17371 * config/s390/s390.md: Include 2964.md.
17373 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17376 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
17377 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
17378 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
17379 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
17380 *avx512f_<code>v8div16qi2_mask_1): New insns.
17382 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17385 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
17388 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
17389 earlyclobber from target. Use wF constraint for fused memory
17391 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
17393 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17394 Martin Liska <mliska@suse.cz>
17397 * cfgexpand.c (asan_sanitize_stack_p): New function.
17398 (partition_stack_vars): Use the function.
17399 (expand_stack_vars): Likewise.
17400 (defer_stack_allocation): Likewise.
17401 (expand_used_vars): Likewise.
17403 2016-02-18 Richard Biener <rguenther@suse.de>
17405 PR middle-end/69553
17406 * fold-const.c (operand_equal_p): Properly compare offsets for
17407 IMAGPART_EXPR and ARRAY_REF.
17409 2016-02-18 Nick Clifton <nickc@redhat.com>
17413 * config/arm/arm.c (arm_option_override_internal): Disable
17414 interworking if the target does not support thumb instructions.
17415 (arm_reload_in_hi): Handle the case where a register to register
17416 move needs reloading because there is no simple pattern to handle
17418 (arm_reload_out_hi): Likewise.
17420 2016-02-18 Richard Biener <rguenther@suse.de>
17422 PR middle-end/69854
17423 * match.pd: Don't use fold_binary or fold_unary for folding
17426 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17429 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17430 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17431 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17432 warn on gimple_no_warning_p statements.
17434 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17436 * doc/extend.texi (C++ Attributes): Correct description of
17437 warn_unused type attribute.
17439 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17441 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17442 correct instruction.
17444 2016-02-17 Richard Biener <rguenther@suse.de>
17446 PR rtl-optimization/69609
17447 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17448 (find_traces_1_round): When ending a trace update cached priority
17450 (bb_to_key): Use cached priority when available.
17451 (copy_bb): Initialize cached priority.
17452 (reorder_basic_blocks_software_trace_cache): Likewise.
17454 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17457 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17459 (aarch64_comparison_operator): Break overly long line into two.
17460 (aarch64_comparison_operation): Likewise.
17461 * config/aarch64/aarch64.md (cstorecc4): Use
17462 aarch64_comparison_operator_mode instead of
17463 aarch64_comparison_operator.
17464 (cstore<mode>4): Likewise.
17465 (aarch64_cstore<mode>): Likewise.
17466 (*cstoresi_insn_uxtw): Likewise.
17467 (cstore<mode>_neg): Likewise.
17468 (*cstoresi_neg_uxtw): Likewise.
17470 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17473 * config/arm/predicates.md (arm_comparison_operator_mode):
17475 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17476 instead of arm_comparison_operator.
17477 (*mov_negscc): Likewise.
17478 (*mov_notscc): Likewise.
17479 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17480 (*thumb2_mov_negscc): Likewise.
17481 (*thumb2_mov_negscc_strict_it): Likewise.
17482 (*thumb2_mov_notscc): Likewise.
17483 (*thumb2_mov_notscc_strict_it): Likewise.
17485 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17487 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17488 Add missing return.
17490 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17492 * config/visium/visium.c (machine_libfunc_index): New enum.
17493 (machine_libfuncs): New structure.
17494 (visium_libfuncs): New static variable.
17495 (TARGET_INIT_LIBFUNCS): Define to...
17496 (visium_init_libfuncs): ...this. New function.
17497 (expand_block_move_4): Use the appropriate libfunc.
17498 (expand_block_move_2): Likewise.
17499 (expand_block_move_1): Likewise.
17500 (expand_block_set_4): Likewise.
17501 (expand_block_set_2): Likewise.
17502 (expand_block_set_1): Likewise.
17503 (visium_trampoline_init): Likewise.
17505 2016-02-17 Nick Clifton <nickc@redhat.com>
17507 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17508 TI's devices.csv file as of March 2016.
17510 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17513 * opts-global.c (handle_common_deferred_options): Introduce and
17514 initialize two global variables to remember command-line options
17515 specifying a stack-limiting register.
17516 * opts.h: Add extern declarations of the two new global variables.
17517 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17518 variable based on the values of the two new global variables.
17520 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17523 * common.opt (Wnonnull-compare): New warning.
17524 * doc/invoke.texi (-Wnonnull): Remove text about comparison
17525 of arguments against NULL.
17526 (-Wnonnull-compare): Document.
17527 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
17528 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
17529 * passes.def (pass_warn_nonnull_compare): Add.
17530 * gimple-ssa-nonnull-compare.c: New file.
17532 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17534 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
17535 AARCH64_EXTRA_TUNE_RECIP_SQRT.
17537 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17539 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
17540 reciprocal sqrt for -mlow-precision-recip-sqrt.
17542 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17543 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17545 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
17546 always use lane loads to construct non-constant vectors.
17548 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17550 * config/aarch64/aarch64.md
17551 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
17552 constraints for operand 3.
17553 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
17555 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17556 Richard Biener <rguenther@suse.de>
17558 PR tree-optimization/69820
17559 * tree-vect-patterns.c (type_conversion_p): Return false if
17560 *orig_type is unsigned single precision or boolean.
17561 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
17564 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17566 PR rtl-optimization/69764
17567 PR rtl-optimization/69771
17568 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
17569 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
17571 2016-02-16 Richard Biener <rguenther@suse.de>
17573 PR tree-optimization/69776
17574 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
17576 (indirect_refs_may_alias_p): Likewise.
17577 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
17578 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
17579 according to tbaa_p.
17580 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
17581 (optimize_stmt): For redundant store discovery do not allow tbaa.
17583 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
17585 PR tree-optimization/69714
17586 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
17587 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
17589 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
17591 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
17592 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
17593 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
17594 * config/arc/arc.c (arc_init): Check FPU options.
17595 (get_arc_condition_code): Handle new CC_FPU* modes.
17596 (arc_select_cc_mode): Likewise.
17597 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
17598 register pair only. Allow access for ARCv2 accumulator.
17599 (gen_compare_reg): Whenever we have FPU support use FPU compare
17601 (arc_reorg): Don't generate brcc insns when FPU compare
17602 instructions are involved.
17603 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
17604 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
17605 floating point emulation.
17606 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
17607 (REVERSE_CONDITION): Add new CC_FPU* modes.
17608 (TARGET_FP_SP_BASE): Define.
17609 (TARGET_FP_DP_BASE): Likewise.
17610 (TARGET_FP_SP_FUSED): Likewise.
17611 (TARGET_FP_DP_FUSED): Likewise.
17612 (TARGET_FP_SP_CONV): Likewise.
17613 (TARGET_FP_DP_CONV): Likewise.
17614 (TARGET_FP_SP_SQRT): Likewise.
17615 (TARGET_FP_DP_SQRT): Likewise.
17616 (TARGET_FP_DP_AX): Likewise.
17617 * config/arc/arc.md (ARCV2_ACC): New constant.
17618 (type): New fpu type attribute.
17619 (SDF): Conditional iterator.
17620 (cstore<mode>, cbranch<mode>): Change expand condition.
17621 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
17622 handles FPU/FPX cases as well.
17623 * config/arc/arc.opt (mfpu): New option.
17624 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
17626 (adddf3, muldf3, subdf3): Removed.
17627 * config/arc/predicates.md (proper_comparison_operator): Recognize
17629 * config/arc/fpu.md: New file.
17630 * doc/invoke.texi (ARC Options): Document mfpu option.
17632 2016-02-16 Richard Biener <rguenther@suse.de>
17634 PR rtl-optimization/69291
17635 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
17636 noce_operand_ok check.
17638 2016-02-16 Tom de Vries <tom@codesourcery.com>
17641 * omp-low.c (simd_clone_create): Remove call to
17642 symtab->call_cgraph_insertion_hooks.
17644 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17646 PR tree-optimization/69802
17647 * tree-ssa-reassoc.c (update_range_test): If op is
17648 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
17649 op == 1 test of precision 1 integral op, otherwise handle
17650 that case as op itself. Fix up formatting.
17651 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
17654 2016-02-16 Richard Biener <rguenther@suse.de>
17656 PR tree-optimization/69586
17657 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
17658 types for conversion sources.
17660 2016-02-16 Richard Biener <rguenther@suse.de>
17662 PR middle-end/69801
17663 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
17664 mask OEP_ADDRESS_OF.
17666 2016-02-16 Alan Modra <amodra@gmail.com>
17669 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17670 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
17671 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
17673 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
17674 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
17675 (p8_fmrgow_<mode>): Likewise.
17676 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
17678 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
17679 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
17680 to use movdi_internal64. Remove op0_di.
17681 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
17683 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
17685 Add support for the FCCMP insn types
17687 * config/aarch64/aarch64.md (fccmp): Change insn type.
17688 (fccmpe): Likewise.
17689 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
17690 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
17691 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
17692 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
17693 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
17694 * config/arm/types.md (fccmps): Add new insn type.
17695 (fccmpd): Likewise.
17697 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
17699 * alias.c (get_alias_set): Fix a typo in comment.
17701 2016-02-15 Richard Biener <rguenther@suse.de>
17703 PR tree-optimization/69595
17704 * match.pd: Complete range test simplification to true.
17706 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
17708 PR rtl-optimization/69648
17709 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
17710 pic_offset_table_rtx.
17712 PR rtl-optimization/69752
17713 * ira.c (update_equiv_regs): When looking for more than a single SET,
17714 also take other side effects into account.
17716 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17718 * config/s390/s390.c (s390_function_profiler): Add a new sequence
17719 for z900+ CPUs in 31-bit mode.
17721 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17723 * common/config/s390/s390-common.c (s390_supports_split_stack):
17725 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
17726 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
17727 * config/s390/s390.c (struct machine_function): New field
17728 split_stack_varargs_pointer.
17729 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
17730 in s390_emit_prologue.
17731 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
17733 (morestack_ref): New global.
17734 (SPLIT_STACK_AVAILABLE): New macro.
17735 (s390_expand_split_stack_prologue): New function.
17736 (s390_live_on_entry): New function.
17737 (s390_va_start): Use split-stack vararg pointer if appropriate.
17738 (s390_asm_file_end): Emit the split-stack note sections.
17739 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
17740 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
17741 (UNSPECV_SPLIT_STACK_CALL): New unspec.
17742 (UNSPECV_SPLIT_STACK_DATA): New unspec.
17743 (split_stack_prologue): New expand.
17744 (split_stack_space_check): New expand.
17745 (split_stack_data): New insn.
17746 (split_stack_call): New expand.
17747 (split_stack_call_*): New insn.
17748 (split_stack_cond_call): New expand.
17749 (split_stack_cond_call_*): New insn.
17751 2016-02-15 Richard Biener <rguenther@suse.de>
17753 PR tree-optimization/69783
17754 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17755 Add trivially correct cases.
17757 2016-02-15 Tom de Vries <tom@codesourcery.com>
17760 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
17762 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
17764 2016-02-15 Richard Biener <rguenther@suse.de>
17766 PR tree-optimization/69776
17767 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17768 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
17769 indicate whether we can use TBAA to disambiguate against stores.
17770 Use alias-set zero if not.
17771 (visit_reference_op_store): Do not use TBAA when looking up
17773 * tree-ssa-pre.c (compute_avail): Use TBAA here.
17774 (eliminate_dom_walker::before_dom_children): But not when looking
17775 up redundant stores.
17777 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
17779 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
17781 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17783 * config/i386/znver1.md
17784 (znver1_pop, znver1_pop_mem,
17785 znver1_load_imov_double_store,
17786 znver1_load_imov_direct_store,
17787 znver1_load_imov_direct_load,
17788 znver1_load_imov_double_load): Add new.
17789 (znver1_insn, znver1_insn_load): Add icmov type.
17790 (znver1_sseavx_fma,
17791 znver1_sseavx_fma_load,
17793 znver1_avx256_fma_load): Fix pipe usage.
17795 2016-02-14 Alan Modra <amodra@gmail.com>
17798 * reload.c (find_reloads_address_1): For pre/post-inc/dec
17799 with an invalid hard reg, reload just the reg not the entire
17800 pre/post-inc/dec address expression.
17802 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17805 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
17806 fixed R1_REG scratch reg.
17807 (sibcall_value_pcrel_fdpic): Likewise.
17809 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17813 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
17815 2016-02-12 Walter Lee <walt@tilera.com>
17817 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
17818 * config/tilegx/t-tilegx: Likewise.
17820 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17823 * diagnostic-show-locus.c (struct line_span): New struct.
17824 (layout::get_first_line): Delete.
17825 (layout::get_last_line): Delete.
17826 (layout::get_num_line_spans): New member function.
17827 (layout::get_line_span): Likewise.
17828 (layout::print_heading_for_line_span_index_p): Likewise.
17829 (layout::get_expanded_location): Likewise.
17830 (layout::calculate_line_spans): Likewise.
17831 (layout::m_first_line): Delete.
17832 (layout::m_last_line): Delete.
17833 (layout::m_line_spans): New field.
17834 (layout::layout): Update comment. Replace m_first_line and
17835 m_last_line with m_line_spans, replacing their initialization
17836 with a call to calculate_line_spans.
17837 (diagnostic_show_locus): When printing source lines and
17838 annotations, rather than looping over a single span
17839 of lines, instead loop over each line_span within
17840 the layout, with an inner loop over the lines within them.
17841 Call the context's start_span callback when changing line spans.
17842 * diagnostic.c (diagnostic_initialize): Initialize start_span.
17843 (diagnostic_build_prefix): Break out the building of the location
17844 part of the string into...
17845 (diagnostic_get_location_text): ...this new function, rewriting
17846 it from nested ternary expressions to a sequence of "if"
17848 (default_diagnostic_start_span_fn): New function.
17849 * diagnostic.h (diagnostic_start_span_fn): New typedef.
17850 (diagnostic_context::start_span): New field.
17851 (default_diagnostic_start_span_fn): New prototype.
17853 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17856 * gcc.c (driver::finalize): Fix cleanup of "specs".
17858 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17862 * gcc.c (driver::driver): Initialize m_option_suggestions.
17863 (driver::~driver): Clean up m_option_suggestions.
17864 (suggest_option): Convert to...
17865 (driver::suggest_option): ...this, and split out into
17866 driver::build_option_suggestions and find_closest_string.
17867 (driver::build_option_suggestions): New function, from
17868 first half of suggest_option. Special-case
17869 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
17870 the sanitizer_opts array. For options of enum types, add the
17871 various enum values to the candidate strings.
17872 (driver::handle_unrecognized_options): Remove "const".
17873 * gcc.h (driver::handle_unrecognized_options): Likewise.
17874 (driver::build_option_suggestions): New decl.
17875 (driver::suggest_option): New decl.
17876 (driver::m_option_suggestions): New field.
17877 * opts-common.c (add_misspelling_candidates): New function.
17878 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
17879 and make non-static.
17880 * opts.h (sanitizer_opts): New array decl.
17881 (add_misspelling_candidates): New function decl.
17882 * spellcheck.c (find_closest_string): New function.
17883 * spellcheck.h (find_closest_string): New function decl.
17885 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17887 PR rtl-optimization/69764
17888 PR rtl-optimization/69771
17889 * optabs.c (expand_binop_directly): For shift_optab_p, force
17890 convert_modes with VOIDmode if xop1 has VOIDmode.
17892 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
17895 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
17896 to correctly determine instrumentation thunks.
17898 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17901 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
17902 type by reference, force lhs on the call.
17905 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
17906 Compute retval and retbnd early in all cases if split_part_return_p
17907 and return_bb is not EXIT. Remove all clobber stmts and reset
17908 all debug stmts that refer to SSA_NAMEs defined in split part,
17909 except if it is retval, in that case replace the old retval with the
17910 lhs of the call to the split part.
17912 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17915 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17917 PR middle-end/66726
17918 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17919 whose result is used in PHI.
17920 (maybe_optimize_range_tests): Likewise.
17921 (final_range_test_p): Likweise.
17923 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17925 PR middle-end/66726
17926 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17927 whose result is used in PHI.
17928 (maybe_optimize_range_tests): Likewise.
17929 (final_range_test_p): Likweise.
17931 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17933 * cgraph.c: Spelling fixes - behaviour -> behavior and
17934 neighbour -> neighbor.
17935 * target.def: Likewise.
17936 * sel-sched.c: Likewise.
17937 * config/mips/mips.c: Likewise.
17938 * config/arc/arc.md: Likewise.
17939 * config/arm/cortex-a57.md: Likewise.
17940 * config/arm/arm.c: Likewise.
17941 * config/arm/neon.md: Likewise.
17942 * config/arm/arm-c.c: Likewise.
17943 * config/vms/vms-c.c: Likewise.
17944 * config/s390/s390.c: Likewise.
17945 * config/i386/znver1.md: Likewise.
17946 * config/i386/i386.c: Likewise.
17947 * config/ia64/hpux-unix2003.h: Likewise.
17948 * config/msp430/msp430.md: Likewise.
17949 * config/rx/rx.c: Likewise.
17950 * config/rx/rx.md: Likewise.
17951 * config/aarch64/aarch64-simd.md: Likewise.
17952 * config/aarch64/aarch64.c: Likewise.
17953 * config/nvptx/nvptx.c: Likewise.
17954 * config/bfin/bfin.c: Likewise.
17955 * config/cris/cris.opt: Likewise.
17956 * config/rs6000/rs6000.c: Likewise.
17957 * target.h: Likewise.
17958 * spellcheck.c: Likewise.
17959 * ira-build.c: Likewise.
17960 * tree-inline.c: Likewise.
17961 * builtins.c: Likewise.
17962 * lra-constraints.c: Likewise.
17963 * explow.c: Likewise.
17964 * hwint.h: Likewise.
17965 * targhooks.c: Likewise.
17966 * tree-vect-data-refs.c: Likewise.
17967 * expr.c: Likewise.
17968 * doc/tm.texi: Likewise.
17969 * doc/extend.texi: Likewise.
17970 * doc/install.texi: Likewise.
17971 * doc/md.texi: Likewise.
17972 * tree-ssa-tail-merge.c: Likewise.
17973 * sched-int.h: Likewise.
17974 * match.pd: Likewise.
17975 * sched-ebb.c: Likewise.
17976 * target.def (omit_struct_return_reg): Likewise.
17977 * gimple-ssa-isolate-paths.c: Likewise.
17978 (find_implicit_erroneous_behaviour): Renamed to...
17979 (find_implicit_erroneous_behavior): ... this.
17980 (find_explicit_erroneous_behaviour): Renamed to...
17981 (find_explicit_erroneous_behavior): ... this.
17982 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
17984 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
17986 PR rtl-optimization/64682
17987 PR rtl-optimization/69567
17988 PR rtl-optimization/69737
17989 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
17990 in I2 as well, just lose it.
17992 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17994 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
17996 (aarch64_last_printed_tune_string): Likewise.
17997 (aarch64_declare_function_name): Only output .arch assembler
17998 directive if it will be different from the previously output
17999 directive. Same for .tune comment but only if -dA is set.
18000 (aarch64_start_file): New function.
18001 (TARGET_ASM_FILE_START): Define.
18003 2016-02-11 David Malcolm <dmalcolm@redhat.com>
18006 * Makefile.in (PLUGIN_HEADERS): Add params.list.
18008 2016-02-11 Jakub Jelinek <jakub@redhat.com>
18011 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
18012 -Wmaybe-uninitialized warning.
18014 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
18017 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
18019 2016-02-11 Richard Biener <rguenther@suse.de>
18021 PR rtl-optimization/69291
18022 * ifcvt.c (noce_try_store_flag_constants): Do not allow
18023 subexpressions affected by changing the result.
18025 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
18028 * lra-constraints.c (curr_insn_transform): Find in/out operands
18029 for secondary memory moves. Update dups.
18031 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
18033 PR tree-optimization/69652
18034 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
18035 to nested loop, did source re-formatting, skip debug statements,
18036 add check on statement with volatile operand, remove dead scalar
18039 2016-02-10 Jakub Jelinek <jakub@redhat.com>
18040 Patrick Palka <ppalka@gcc.gnu.org>
18044 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
18045 calls if the return type is TREE_ADDRESSABLE.
18046 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
18047 * ipa-split.c (split_function): Fix doubled "we" in comment.
18048 Use void return type for the split part even if
18049 !split_point->split_part_set_retval.
18051 2016-02-10 Bin Cheng <bin.cheng@arm.com>
18053 PR tree-optimization/68021
18054 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
18055 when computing the value of biv cand by itself.
18057 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18059 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
18060 (cortexa57_tunings): Likewise.
18061 (cortexa72_tunings): Likewise.
18062 (arch_macro_fusion_pair_p): Add support for AES fusion.
18063 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
18064 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
18065 Allow virtual registers before reload so early scheduling works.
18066 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
18067 correct latency and pipeline.
18068 (cortex_a57_crypto_complex): Likewise.
18069 (cortex_a57_crypto_xor): Likewise.
18070 (define_bypass): Add AES bypass.
18072 2016-02-10 Richard Biener <rguenther@suse.de>
18074 PR tree-optimization/69726
18075 * passes.def: Add DCE pass before late uninit.
18076 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
18077 really fixup if-conversions job.
18079 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
18081 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
18082 (arm_cortex_a57_tune): Likewise.
18083 (aarch_macro_fusion_pair_p): Add support for AES fusion.
18084 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
18086 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
18088 * timevar.def (TV_PHASE_DBGINFO): Delete.
18089 (TV_PHASE_CHECK_DBGINFO): Likewise.
18090 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
18092 2016-02-10 Richard Biener <rguenther@suse.de>
18094 PR tree-optimization/69719
18095 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18096 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
18098 2016-02-09 Andrew Pinski <apinski@cavium.com>
18101 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
18102 get_vcond_mask_icode returns false.
18104 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18107 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
18108 an ADDIS that adds a pointer to a large constant that sets the
18109 upper16 bits with a load operation.
18111 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18114 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
18116 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
18118 (vzipq_s16): Likewise.
18119 (vzipq_s32): Likewise.
18120 (vzipq_f32): Likewise.
18121 (vzipq_u8): Likewise.
18122 (vzipq_u16): Likewise.
18123 (vzipq_u32): Likewise.
18124 (vzipq_p8): Likewise.
18125 (vzipq_p16): Likewise.
18127 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
18130 * config/arm/arm.c (neon_endian_lane_map): New function.
18131 (neon_vector_pair_endian_lane_map): New function.
18132 (arm_evpc_neon_vuzp): Allow for big endian lane order.
18133 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
18135 (vuzpq_s16): Likewise.
18136 (vuzpq_s32): Likewise.
18137 (vuzpq_f32): Likewise.
18138 (vuzpq_u8): Likewise.
18139 (vuzpq_u16): Likewise.
18140 (vuzpq_u32): Likewise.
18141 (vuzpq_p8): Likewise.
18142 (vuzpq_p16): Likewise.
18144 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
18147 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
18150 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
18152 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
18153 truncate const_int operand 1 to QImode.
18155 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
18157 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
18158 corresponding to an abnormal edge.
18160 2016-02-09 Tom de Vries <tom@codesourcery.com>
18162 PR tree-optimization/69599
18163 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
18165 (find_func_aliases_for_builtin_call, find_func_clobbers)
18166 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
18169 2016-02-09 Richard Biener <rguenther@suse.de>
18171 PR tree-optimization/69715
18172 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
18173 LHS on calls as non-rewritable.
18175 2016-02-09 Tom de Vries <tom@codesourcery.com>
18178 * lto-wrapper.c (append_diag_options): New function.
18179 (compile_offload_image): Call append_diag_options.
18181 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
18184 * doc/extend.texi (Flag Output Operands): Correct sectioning.
18185 Minor copy-edit to fix verb tenses.
18187 2016-02-08 Jakub Jelinek <jakub@redhat.com>
18189 PR tree-optimization/69209
18190 * ipa-split.c (split_function): If split part is not
18191 returning retval, retval has gimple type but is not
18192 gimple value, force it into a SSA_NAME first.
18194 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
18196 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
18199 2016-02-08 Jason Merrill <jason@redhat.com>
18202 * convert.c (convert_to_integer_1): Check dofold on truncation
18204 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
18205 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
18206 Rename from *_nofold.
18207 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
18208 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
18210 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
18213 * tree.c (build_common_tree_nodes): Remove short_double argument.
18214 All callers changed.
18215 * tree.h (build_common_tree_nodes): Adjust declaration.
18216 * doc/invoke.texi (-fshort-double): Remove documentation.
18217 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18218 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
18219 * lto-wrapper.c (merge_and_complain, append_compiler_options)
18220 (append_linker_options): Don't handle OPT_fshort_double.
18222 PR rtl-optimization/68730
18223 * lra-remat.c (insn_to_cand_activation): New static variable.
18224 (lra_remat): Allocate and free it.
18225 (create_cand): New arg activation. Initialize a field in
18226 insn_to_cand_activation if it is nonnull.
18227 (create_cands): Pass the activation insn to create_cand when making
18228 a candidate involving an output reload. Reorganize code a little.
18229 (do_remat): Keep track of active status of candidates in a separate
18232 2016-02-08 Richard Biener <rguenther@suse.de>
18234 PR tree-optimization/69719
18235 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18236 Properly use absolute of the difference of the two offsets to
18237 compare or adjust the segment length.
18239 2016-02-08 Richard Biener <rguenther@suse.de>
18240 Jeff Law <law@redhat.com>
18243 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
18244 types for anonymous SSA names.
18246 2016-02-08 Richard Biener <rguenther@suse.de>
18248 PR rtl-optimization/69274
18249 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
18251 2016-02-08 Jeff Law <law@redhat.com>
18253 PR tree-optimization/65917
18254 * tree-ssa-dom.c (record_temporary_equivalences): Record both
18255 equivalences from if (x == y) style conditionals.
18256 (loop_depth_of_name): Remove.
18257 (record_equality): Remove loop depth check.
18258 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
18259 (const_and_copies::record_const_or_copy_raw): New member function.
18260 * tree-ssa-scopedtables.c
18261 (const_and_copies::record_const_or_copy_raw): New, factored out of
18262 (const_and_copies::record_const_or_copy): Call new member function.
18264 2016-02-05 Jeff Law <law@redhat.com>
18266 PR tree-optimization/68541
18267 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
18268 (count_stmts_in_block): New function.
18269 (poor_ifcvt_candidate_code): Likewise.
18270 (is_feasible_trace): Add some heuristics to determine when path
18271 splitting is profitable.
18272 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
18273 is a diamond with a single exit.
18275 2016-02-05 Martin Sebor <msebor@redhat.com>
18278 * doc/invoke.texi: Update -Wplacement-new to take an optional
18281 2016-02-06 Richard Henderson <rth@redhat.com>
18284 * tree.c (tree_nop_conversion_p): Do not strip casts into or
18285 out of non-standard address spaces.
18287 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18289 PR rtl-optimization/69691
18290 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
18292 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
18294 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
18295 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
18296 (*ieee128_mfvsrd_64bit): Likewise.
18297 (*ieee128_mfvsrd_32bit): Likewise.
18299 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
18303 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18305 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18306 instrumented_version.
18308 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
18310 * doc/invoke.texi (Optimize Options): In table of --param options
18311 rename second occurrence of tracer-min-branch-ratio to
18312 tracer-min-branch-probability, rename
18313 tracer-min-branch-ratio-feedback to
18314 tracer-min-branch-probability-feedback and clarify description,
18315 rename sched-spec-state-edge-prob-cutoff to
18316 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
18317 to selsched-insns-to-rename, rename lto-minpartition to
18318 lto-min-partition, delete reorder-blocks-duplicate and
18319 reorder-blocks-duplicate-feedback.
18321 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18323 * config/s390/s390.c (s390_register_info_set_ranges): Remove
18326 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
18328 * doc/extend.texi: S/390: Correct some typos.
18330 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18332 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
18334 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18337 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
18338 (s390_register_info_gprtofpr): Use new macros above.
18339 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
18341 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
18342 its name. Adjust restore and save gpr ranges.
18343 (s390_register_info_set_ranges): New function.
18344 (s390_register_info): Use new macros above. Call
18345 s390_register_info_set_ranges.
18346 (s390_optimize_register_info): Likewise.
18347 (s390_hard_regno_rename_ok): Use new macros.
18348 (s390_hard_regno_scratch_ok): Likewise.
18349 (s390_emit_epilogue): Likewise.
18350 (s390_can_use_return_insn): Likewise.
18351 (s390_optimize_prologue): Likewise.
18352 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
18354 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18357 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
18359 (ix86_option_override_internal): Disable TARGET_STV even for
18360 -m{incoming,preferred}-stack-boundary=3.
18362 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18364 * config.gcc: Mark deprecated rtems targets as obsolete.
18366 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
18368 PR rtl-optimization/64682
18369 PR rtl-optimization/69567
18370 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
18371 before I2 only if the register is both used and set in I2.
18373 2016-02-04 DJ Delorie <dj@redhat.com>
18375 * config/msp430/msp430.c (msp430_start_function): Add function type.
18377 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18380 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
18382 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
18384 PR rtl-optimization/69577
18386 2015-10-29 Richard Henderson <rth@redhat.com>
18390 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
18391 sse check to the exact conditions of PR 67609.
18393 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18396 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
18397 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
18398 not allowed into the traditional Altivec registers.
18399 (movtd_64bit_nodm): Likewise.
18400 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
18402 2016-02-04 David Malcolm <dmalcolm@redhat.com>
18404 * config/aarch64/cortex-a57-fma-steering.c
18405 (aarch64_register_fma_steering): Remove "static" from arguments
18408 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
18411 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
18412 twice when complex.
18414 2016-02-04 Mike Frysinger <vapier@gentoo.org>
18416 * doc/invoke.texi: Delete -mno-fma4.
18418 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
18420 PR rtl-optimization/69577
18421 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
18422 (find_subregs_of_mode): Update accordingly. Iterate over partial
18425 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18427 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18428 * config/arm/arm.c (neon_reinterpret): Remove.
18429 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18430 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18431 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18432 vreinterpretti): Remove.
18433 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18434 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18435 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18436 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18437 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18438 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18439 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18440 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18441 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18442 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18443 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18444 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18445 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18446 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18447 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18448 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18449 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18450 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18451 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18452 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18453 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18454 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18455 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18456 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18457 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18458 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18459 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18460 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18461 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18462 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18463 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18464 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18465 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18466 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18467 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18468 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18469 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18470 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18471 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18472 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18473 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18474 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18475 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18476 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18477 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18478 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18479 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18480 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18481 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18482 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18483 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18484 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18485 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18486 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18487 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18488 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18489 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18490 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18491 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18492 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18493 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18494 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18495 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18496 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18497 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18498 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18499 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18500 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18501 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18502 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18503 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18504 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18505 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18506 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18507 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18508 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18509 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18510 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18511 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18512 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18513 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18514 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18515 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18516 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18517 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18518 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18519 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18520 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18521 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
18522 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
18523 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
18524 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
18525 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
18526 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
18527 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
18528 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
18529 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
18530 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
18531 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
18532 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
18533 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
18534 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
18535 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
18537 2016-02-04 Martin Liska <mliska@suse.cz>
18540 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
18541 that are gimple_store_p.
18542 (maybe_instrument_call): Likewise.
18544 2016-02-04 Bin Cheng <bin.cheng@arm.com>
18546 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
18547 register scaling out of memory reference and comment why.
18549 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18553 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
18554 folding the source of a SET.
18556 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18560 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
18561 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
18563 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
18567 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
18570 2016-02-04 Christian Bruel <christian.bruel@st.com>
18572 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
18573 * config/arm/arm.c (arm_set_current_function): Likewise.
18575 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18576 Ilya Enkovich <enkovich.gnu@gmail.com>
18577 H.J. Lu <hongjiu.lu@intel.com>
18580 * config/i386/i386.c (convert_scalars_to_vector): Remove
18581 stack alignment fixes.
18582 (ix86_option_override_internal): Disable TARGET_STV if stack
18583 might not be aligned enough.
18584 (ix86_minimum_alignment): Assert that TARGET_STV is false.
18586 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
18588 * config/i386/x86-tune.def: Disable default prefetching
18591 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
18592 Vladimir Makarov <vmakarov@redhat.com>
18595 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
18596 in validating fused toc addresses.
18598 2016-02-03 Jakub Jelinek <jakub@redhat.com>
18601 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
18602 range->m_caret fields if range->m_show_caret_p is false.
18605 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18606 Force oldval into register if it does not satisfy reg_or_short_operand
18607 predicate. Fix up formatting.
18609 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
18610 Alexandre Oliva <aoliva@redhat.com>
18613 * lra-constraints.c (simplify_operand_subreg): Check additionally
18614 address validity after potential reloading.
18615 (process_address_1): Check insns validity. In case of failure do
18618 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
18621 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
18624 2016-02-02 Jakub Jelinek <jakub@redhat.com>
18626 * wide-int.cc (canonize_uhwi): New function.
18627 (wi::divmod_internal): Use it.
18629 2016-02-02 James Norris <jnorris@codesourcery.com
18631 * gimplify.c (omp_notice_variable): Add usage check.
18633 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
18635 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
18636 like LE, GE, LT, GT when emitting relational operator.
18638 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18640 * ira-costs.c (find_costs_and_classes): Add extra argument.
18641 * target.def (ira_change_pseudo_allocno_class): Add parameter.
18642 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
18643 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
18644 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
18645 Add best_class parameter, and return it if not ALL_REGS.
18646 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
18648 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
18649 Update target hook.
18651 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18653 * config/aarch64/aarch64.c
18654 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
18655 (aarch64_ira_change_pseudo_allocno_class): New function.
18657 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
18660 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
18662 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18664 * config/avr/avr.c (avr_option_override): Set
18665 PARAM_ALLOW_STORE_DATA_RACES to 1.
18667 2016-02-02 Richard Biener <rguenther@suse.de>
18669 PR tree-optimization/69595
18670 * match.pd: Add range test simplifications to true/false.
18672 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
18674 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
18675 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
18678 2016-02-02 Richard Biener <rguenther@suse.de>
18680 PR tree-optimization/69606
18681 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
18682 info on the result before moving a stmt.
18684 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
18686 PR middle-end/68542
18687 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
18688 branch with vector comparison.
18689 * config/i386/sse.md (VI48_AVX): New mode iterator.
18690 (define_expand "cbranch<mode>4): Add support for conditional branch
18691 with vector comparison.
18692 * tree-vect-loop.c (optimize_mask_stores): New function.
18693 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
18694 has_mask_store field of vect_info.
18695 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
18696 vectorized loops having masked stores after vec_info destroy.
18697 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
18698 correspondent macros.
18699 (optimize_mask_stores): Add prototype.
18701 2016-02-02 Alan Modra <amodra@gmail.com>
18704 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
18707 2016-02-02 Alan Modra <amodra@gmail.com>
18710 * config/rs6000/rs6000.c (need_toc_init): New var, set it
18711 whenever toc_label_name used.
18712 (rs6000_file_start): Don't set up toc section here,
18713 (rs6000_output_function_epilogue): do so here instead,
18714 (rs6000_xcoff_file_start): and here.
18715 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
18716 (load_toc_aix_di): Likewise.
18718 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18720 PR rtl-optimization/69592
18721 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
18722 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
18723 (num_sign_bit_copies_binary_arith_p): New inline function.
18724 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
18726 2016-02-01 Jeff Law <law@redhat.com>
18728 PR tree-optimization/69580
18729 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
18730 * tree-ssa-threadbackward.c
18731 (fsm_find_control_statement_thread_paths): Do not try to walk
18732 through large PHI nodes.
18734 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18736 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
18737 when count is incremented above limit, don't analyze further
18740 * omp-low.c (oacc_parse_default_dims): Avoid
18741 -Wsign-compare warning, make sure value fits into int
18742 rather than just unsigned int.
18744 2016-02-01 Bin Cheng <bin.cheng@arm.com>
18746 PR tree-optimization/67921
18747 * fold-const.c (split_tree): New parameters. Convert pointer
18748 type variable part to proper type before negating.
18749 (fold_binary_loc): Pass new arguments to split_tree.
18751 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
18753 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
18754 (nvptx_goacc_validate_dims): Extend to handle global defaults.
18755 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
18756 * doc/tm.texti: Rebuilt.
18757 * doc/invoke.texi (fopenacc-dim): Document.
18758 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
18759 (append_compiler_options): Likewise.
18760 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
18761 (oacc_parse_default_dims): New.
18762 (oacc_validate_dims): Add USED arg. Select non-unity default when
18764 (oacc_loop_fixed_partitions): Return mask of used partitions.
18765 (oacc_loop_auto_partitions): Emit dump info.
18766 (oacc_loop_partition): Return mask of used partitions.
18767 (execute_oacc_device_lower): Parse default dimension arg. Adjust
18768 loop partitioning and validation calls.
18770 2016-02-01 Richard Biener <rguenther@suse.de>
18772 PR middle-end/69556
18773 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
18775 2016-02-01 Richard Biener <rguenther@suse.de>
18777 PR tree-optimization/69574
18778 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
18779 of asserting return chrec_dont_know.
18781 2016-02-01 Martin Liska <mliska@suse.cz>
18783 * mem-stats-traits.h: Add copyright header.
18784 * mem-stats.h: Likewise.
18786 2016-02-01 Richard Biener <rguenther@suse.de>
18788 PR tree-optimization/69579
18789 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
18790 Do not propagate through abnormal PHI results.
18792 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
18794 * postreload.c (reload_cse_simplify): Remove dead code.
18796 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18798 PR rtl-optimization/69570
18799 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
18800 if there is more than one set, not if there is a single set.
18802 2016-02-01 Richard Henderson <rth@redhat.com>
18805 * combine.c (make_compound_operation): When looking through a
18806 subreg, make sure to re-extend to the width of the outer mode.
18808 2016-01-30 Jakub Jelinek <jakub@redhat.com>
18810 PR tree-optimization/69546
18811 * wide-int.cc (wi::divmod_internal): For unsigned division
18812 where both operands fit into uhwi, if o1 is 1 and o0 has
18813 msb set, if divident_prec is larger than bits per hwi,
18814 clear another quotient word and return 2 instead of 1.
18815 Similarly for remainder with msb in HWI set, if dividend_prec
18816 is larger than bits per hwi.
18818 2016-01-29 Martin Jambor <mjambor@suse.cz>
18820 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
18821 Use short lowercase names.
18822 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
18823 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
18824 acq_rel one. Protect warning agains segfaults if
18825 get_memory_order_name returns NULL.
18826 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
18827 with release semantics. Do not warn if get_memory_order already did.
18828 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
18829 semantics. Fix check for relaxed or acquire semantics. Do not warn
18830 if get_memory_order already did.
18832 2016-01-29 Sebastian Pop <s.pop@samsung.com>
18834 * doc/install.texi: Document that isl-0.16 is supported.
18836 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
18839 * config/i386/constraints.md (Bm): Describe as special memory
18841 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
18842 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18843 * genpreds.c (struct constraint_data): Add is_special_memory.
18844 (have_special_memory_constraints, special_memory_start): New
18846 (special_memory_end): Ditto.
18847 (add_constraint): Add new arg is_special_memory. Add code to
18848 process its true value. Update have_special_memory_constraints.
18849 (process_define_constraint): Pass the new arg.
18850 (process_define_register_constraint): Ditto.
18851 (choose_enum_order): Process special memory.
18852 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
18853 function insn_extra_special_memory_constraint.
18854 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18855 * gensupport.c (process_rtx): Process
18856 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18857 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
18858 * ira-lives.c (single_reg_class): Use
18859 insn_extra_special_memory_constraint.
18860 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
18861 * lra-constraints.c (process_alt_operands): Ditto.
18862 (curr_insn_transform): Use insn_extra_special_memory_constraint.
18863 * recog.c (asm_operand_ok, preprocess_constraints): Process
18865 * reload.c (find_reloads): Ditto.
18866 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
18867 * stmt.c (parse_input_constraint): Use
18868 insn_extra_special_memory_constraint.
18870 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18873 * lra-splill.c (lra_final_code_change): Revert r229087 by
18874 removing all sub-registers.
18876 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
18879 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
18881 2016-01-29 Jakub Jelinek <jakub@redhat.com>
18884 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
18885 SSE1, copy target into the temporary reg first before recursing
18888 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18890 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
18893 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18895 * ginclude/stdarg.h: Test __cplusplus instead of
18896 __GXX_EXPERIMENTAL_CXX0X__.
18898 2016-01-29 Richard Biener <rguenther@suse.de>
18900 PR tree-optimization/69547
18901 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
18902 Do not mark clobbers necessary.
18903 (mark_all_reaching_defs_necessary_1): Likewise.
18905 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18907 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
18908 declaration name with %qs and print it in both error messages.
18909 Also fix indentation.
18911 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18914 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
18915 trailing blank line from error message.
18917 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18920 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
18923 2016-01-29 Richard Biener <rguenther@suse.de>
18925 PR middle-end/69537
18926 * match.pd: Allow all integral types when simplifying a
18927 widening or sign-changing conversion.
18929 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18931 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
18932 back to setting codegen_error to fail codegen.
18934 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
18937 * config/i386/constraints.md (C): Only accept constant zero operand.
18938 (BC): New constraint.
18939 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
18940 instead of C constraint.
18941 * doc/md.texi (Machine Constraints): Update description
18944 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
18947 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
18949 2016-01-28 Jakub Jelinek <jakub@redhat.com>
18951 PR middle-end/69542
18952 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
18955 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
18957 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
18958 branches if using guessed profile.
18960 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
18962 * graphite-optimize-isl.c (optimize_isl): Fix dump.
18964 2016-01-28 Richard Henderson <rth@redhat.com>
18967 * config/aarch64/aarch64-modes.def (CC_Cmode): New
18968 * config/aarch64/aarch64-protos.h: Update.
18969 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
18970 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
18971 (aarch64_get_condition_code_1): Handle CC_Cmode.
18972 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
18973 (*add<mode>3_compareC_cconly_imm): New.
18974 (*add<mode>3_compareC_cconly): New.
18975 (*add<mode>3_compareC_imm): New.
18976 (add<mode>3_compareC): New.
18977 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
18978 to be first. Use aarch64_carry_operation.
18979 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
18980 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
18981 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
18982 (subti3): Use subdi3_compare1.
18983 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
18984 (sub<mode>3_compare1): New.
18985 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
18986 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
18987 (*subsi3_carryin_uxtw): Likewise.
18988 (*ngc<mode>, *ngcsi_uxtw): Likewise.
18989 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
18990 * config/aarch64/iterators.md (DWI): New.
18991 * config/aarch64/predicates.md (aarch64_carry_operation): New.
18992 (aarch64_borrow_operation): New.
18994 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18996 * graphite-optimize-isl.c (optimize_isl): Print a different debug
18997 message when isl does not return a valid schedule.
18999 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19001 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
19002 Remove comments from class declarations: they are already in the code
19005 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19007 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
19009 (ternary_op_to_tree): Same.
19010 (unary_op_to_tree): Same.
19011 (nary_op_to_tree): Same.
19012 (gcc_expression_from_isl_expr_op): Same.
19013 (gcc_expression_from_isl_expression): Same.
19014 (graphite_create_new_loop): Same.
19015 (graphite_create_new_loop_guard): Same.
19016 (build_iv_mapping): Same.
19017 (graphite_create_new_guard): Same.
19018 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
19019 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
19021 2016-01-28 Sebastian Pop <s.pop@samsung.com>
19023 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
19024 instead of setting codegen_error to fail codegen.
19026 2016-01-28 Jason Merrill <jason@redhat.com>
19028 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
19030 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19032 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19033 Remove CONST_INT_P check in CCMP cost calculation.
19035 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19037 * config/aarch64/aarch64.c (generic_vector_cost):
19038 Set vec_permute_cost.
19039 (cortexa57_vector_cost): Likewise.
19040 (exynosm1_vector_cost): Likewise.
19041 (xgene1_vector_cost): Likewise.
19042 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
19043 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
19044 Add vec_permute_cost entry.
19046 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
19048 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
19050 (add<mode>3_compare0): Likewise.
19051 (addsi3_compare0_uxtw): Likewise.
19052 (add<mode>3nr_compare0): Likewise.
19053 (compare_neg<mode>): Likewise.
19054 (<optab><mode>3): Likewise.
19056 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
19058 * tree-vect-stmts.c (vectorizable_comparison): Add
19059 NULL check for vectype.
19061 2016-01-28 Richard Biener <rguenther@suse.de>
19063 PR tree-optimization/69466
19064 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
19065 Account for PHIs we couldn't duplicate.
19067 2016-01-28 Martin Liska <mliska@suse.cz>
19070 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
19071 instead of ENABLE_VALGRIND_CHECKING.
19073 2016-01-27 Richard Henderson <rth@redhat.com>
19076 * lra-remat.c (subreg_regs): New.
19077 (dump_candidates_and_remat_bb_data): Dump it.
19078 (operand_to_remat): Reject if operand in subreg_regs.
19079 (set_bb_regs): Collect subreg_regs.
19080 (lra_remat): Init and free subreg_regs. Compute
19081 calculate_local_reg_remat_bb_data before create_cands.
19083 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
19086 * config/i386/i386.c (ix86_update_stack_boundary): Don't
19087 change stack_alignment_needed for __tls_get_addr call.
19089 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
19091 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
19093 2016-01-27 Jeff Law <law@redhat.com>
19095 PR tree-optimization/68398
19096 PR tree-optimization/69196
19097 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
19098 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
19099 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19100 Only count PHIs in the last block in the path. The others will
19101 const/copy propagate away. Add heuristic to allow more irreducible
19102 subloops to be created when it is likely profitable to do so.
19104 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19105 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
19106 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
19108 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19111 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
19112 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
19113 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
19114 * tree-streamer-in.c: Include asan.h.
19115 (streamer_get_builtin_tree): For builtins in sanitizer
19116 range call initialize_sanitizer_builtins and retry.
19118 2016-01-27 Ian Lance Taylor <iant@google.com>
19120 * common.opt (fkeep-gc-roots-live): New undocumented option.
19121 * tree-ssa-loop-ivopts.c (add_candidate_1): If
19122 -fkeep-gc-roots-live, skip pointers.
19123 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
19126 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
19129 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
19130 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
19132 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
19135 * configure.ac: NetBSD provides SSP in its C library.
19136 * configure: Updated.
19138 2016-01-27 Richard Biener <rguenther@suse.de>
19140 PR tree-optimization/69166
19141 * tree-vect-loop.c (vect_is_simple_reduction): Always check
19142 reduction code for commutativity / associativity.
19144 2016-01-27 Martin Jambor <mjambor@suse.cz>
19146 PR tree-optimization/69355
19147 * tree-sra.c (analyze_access_subtree): Correct hole detection when
19148 total_scalarization fails.
19150 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
19152 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
19155 2016-01-27 Christian Bruel <christian.bruel@st.com>
19158 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
19159 Move arm_reset_previous_fndecl and set_target_option_current_node in
19160 the conditional part. Call save_restore_target_globals.
19161 * config/arm/arm.c (arm_set_current_function):
19162 Refactor to better support #pragma target and attribute mix.
19163 Call save_restore_target_globals.
19164 * config/arm/arm-protos.h (save_restore_target_globals): New function.
19166 2016-01-27 Martin Liska <mliska@suse.cz>
19168 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
19169 reference for an HSA kernel and its host function.
19171 2016-01-27 Jakub Jelinek <jakub@redhat.com>
19173 PR tree-optimization/69399
19174 * wide-int.h (wi::lrshift): For larger precisions, only
19175 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
19177 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
19179 * config/arc/predicates.md (proper_comparison_operator): Reject
19180 constant-constant comparison.
19182 2016-01-26 Tom de Vries <tom@codesourcery.com>
19184 PR tree-optimization/69110
19185 * tree-data-ref.c (initialize_data_dependence_relation): Handle
19186 DR_NUM_DIMENSIONS == 0.
19188 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
19189 Sebastian Pop <s.pop@samsung.com>
19191 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
19192 isl_ast_op_cond and isl_ast_op_select.
19193 (gcc_expression_from_isl_expr_op): Same.
19195 2016-01-26 Jason Merrill <jason@redhat.com>
19198 * tree.c (recompute_constructor_flags): Split out from
19200 (verify_constructor_flags): New.
19201 * tree.h: Declare them.
19203 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
19205 PR rtl-optimization/69217
19206 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
19207 are no TYPE_FIELDS set for the record type.
19209 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19212 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
19213 toc_label_name unconditionally.
19214 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
19215 SYMBOL_REF string. Use toc_label_name instead of constructing
19217 (rs6000_elf_declare_function_name): Use toc_label_name instead of
19218 constructing LCTOC1.
19220 2016-01-26 Martin Sebor <msebor@redhat.com>
19223 * doc/extend.texi (Common Type Attributes): Move text that talks about
19224 attribute packed from attribute aligned to the section discussing
19225 the former attribute for clarity.
19227 2016-01-26 Richard Henderson <rth@redhat.com>
19229 PR middle-end/60908
19230 * trans-mem.c (tm_region_init): Mark entry block as visited.
19232 2016-01-26 David Malcolm <dmalcolm@redhat.com>
19235 * diagnostic-show-locus.c (layout::print_source_line): Replace
19236 call to pp_newline with call to layout::print_newline.
19237 (layout::print_annotation_line): Likewise.
19238 (layout::move_to_column): Likewise.
19239 (layout::print_any_fixits): After printing any fixits, print a
19240 trailing newline, if necessary.
19241 (layout::print_newline): New method, resetting any colorization
19243 (diagnostic_show_locus): Move the pp_newline to before the
19244 early bailout. Remove dummy block enclosing the layout instance.
19245 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
19246 of pp_newline_and_flush with pp_flush.
19247 (diagnostic_append_note): Delete use of pp_newline.
19248 (diagnostic_append_note_at_rich_loc): Delete.
19249 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
19250 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
19251 when newline characters are added to the buffer.
19253 2016-01-26 Michael Matz <matz@suse.de>
19255 * configure.ac (ac_cv_std_swap_in_utility): New test.
19256 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
19257 * configure: Regenerate.
19258 * config.in: Regenerate.
19260 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
19262 * config/arc/arc.md (cstoresi4): Force operand into register.
19263 (arcset<code>): Fix predicate.
19264 (arcsetltu): Likewise.
19265 (arcsetgeu): Likewise.
19266 (arcsethi): Likewise.
19267 (arcsetls): Likewise.
19269 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19271 PR tree-optimization/69483
19272 * gimple-fold.c (canonicalize_constructor_val): Return NULL
19273 if base has error_mark_node type.
19275 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
19278 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
19279 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
19281 (vget_lane_f16): Handle big-endian.
19282 (vgetq_lane_f16): Likewise.
19283 (vset_lane_f16): Likewise.
19284 (vsetq_lane_f16): Likewise.
19285 * config/arm/iterators.md (VQXMOV): Add V8HF.
19286 (VDQ): Add V4HF and V8HF.
19287 (V_reg): Handle V4HF and V8HF.
19288 (Is_float_mode): Likewise.
19289 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
19290 neon_vdup_nv8hf): New patterns.
19291 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
19292 Use VD_LANE iterator.
19293 (neon_vld1_dup<mode>): Use VQ2 iterator.
19295 2016-01-26 Nathan Sidwell <nathan@acm.org>
19297 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
19298 (set_oacc_fn_attrib): Add IS_KERNEL arg.
19299 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
19300 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
19301 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
19302 (oacc_validate_dims): Add LEVEL arg, don't return level.
19303 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
19304 oacc_validate_dims.
19305 (execute_oacc_device_lower): Adjust, add more dump output.
19306 * tree-ssa-loop.c (gate_oacc_kernels): Use
19307 oacc_fn_attrib_kernels_p.
19308 * tree-parloops.c (create_parallel_loop): Adjust
19309 set_oacc_fn_attrib call.
19311 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19314 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
19315 (append_compiler_options): Handle -fcilkplus.
19316 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
19318 2016-01-26 Nick Clifton <nickc@redhat.com>
19321 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
19322 been marked as DECL_ONE_ONLY but we do not the means to make it
19323 so, then do not allow it to bind locally.
19325 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19328 * opts.h (parse_sanitizer_options): New prototype.
19329 * opts.c (sanitizer_opts): New array.
19330 (parse_sanitizer_options): New function.
19331 (common_handle_option): Use parse_sanitizer_options.
19333 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
19336 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
19337 alignment adjustment to ...
19338 (ix86_update_stack_boundary): Here. Don't over-align stack for
19340 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
19341 if __tls_get_addr is called.
19343 2016-01-26 Christian Bruel <christian.bruel@st.com>
19345 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
19347 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
19349 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
19351 2016-01-26 Richard Biener <rguenther@suse.de>
19353 PR middle-end/69467
19354 * match.pd: Guard X * CST CMP 0 pattern with single_use.
19356 2016-01-26 Richard Biener <rguenther@suse.de>
19358 PR tree-optimization/69452
19359 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
19360 (move_computations_dom_walker::before_dom_children): Rename
19362 (move_computations_worker): This.
19363 (move_computations): Perform an RPO rather than a DOM walk.
19365 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19368 * combine.c (combine_instructions): For REG_EQUAL note with
19369 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
19370 to the underlying register.
19371 * doc/rtl.texi (REG_EQUAL): Document the behavior of
19372 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
19374 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
19377 * config/aarch64/aarch64-builtins.c
19378 (aarch64_init_simd_builtin_types): Do not set structural
19379 equality to __Poly{8,16,64,128}_t types.
19381 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
19383 PR tree-optimization/69400
19384 * wide-int.cc (wi_pack): Take the precision as argument and
19385 perform canonicalization here rather than in the callers.
19386 Use the main loop to handle all full-width HWIs. Add a
19387 zero HWI if in_len isn't a full result.
19388 (wi::divmod_internal): Update accordingly.
19389 (wi::mul_internal): Likewise. Simplify.
19391 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19392 Sebastian Pop <s.pop@samsung.com>
19394 * graphite-poly.c (apply_poly_transforms): Simplify.
19395 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
19396 (print_isl_map): Same.
19397 (print_isl_union_map): Same.
19398 (print_isl_schedule): New.
19399 (debug_isl_schedule): New.
19400 * graphite-dependences.c (scop_get_reads): Do not call
19401 isl_union_map_add_map that is undocumented isl functionality.
19402 (scop_get_must_writes): Same.
19403 (scop_get_may_writes): Same.
19404 (scop_get_original_schedule): Remove.
19405 (scop_get_dependences): Do not call isl_union_map_compute_flow that
19406 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
19407 (compute_deps): Remove.
19408 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
19409 (debug_schedule_ast): New.
19410 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
19411 set_separate_option.
19412 (graphite_regenerate_ast_isl): Add dump.
19413 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
19414 from scop->transformed_schedule.
19415 (graphite_regenerate_ast_isl): Add more dump.
19416 * graphite-optimize-isl.c (optimize_isl): Set
19417 scop->transformed_schedule. Check whether schedules are equal.
19418 (apply_poly_transforms): Move here.
19419 * graphite-poly.c (apply_poly_transforms): ... from here.
19420 (free_poly_bb): Static.
19421 (free_scop): Static.
19422 (pbb_number_of_iterations_at_time): Remove.
19423 (print_isl_ast): New.
19424 (debug_isl_ast): New.
19425 (debug_scop_pbb): New.
19426 * graphite-scop-detection.c (print_edge): Move.
19427 (print_sese): Move.
19428 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19429 (build_scop_scattering): Remove.
19430 (create_pw_aff_from_tree): Assert instead of bailing out.
19431 (add_condition_to_pbb): Remove unused code, do not fail.
19432 (add_conditions_to_domain): Same.
19433 (add_conditions_to_constraints): Remove.
19434 (build_scop_context): New.
19435 (add_iter_domain_dimension): New.
19436 (build_iteration_domains): Initialize pbb->iterators.
19437 Call add_conditions_to_domain.
19440 (index_outermost_in_loop): New.
19441 (index_pbb_in_loop): New.
19442 (outermost_pbb_in): New.
19443 (add_in_sequence): New.
19444 (add_outer_projection): New.
19445 (outer_projection_mupa): New.
19446 (add_loop_schedule): New.
19447 (build_schedule_pbb): New.
19448 (build_schedule_loop): New.
19449 (embed_in_surrounding_loops): New.
19450 (build_schedule_loop_nest): New.
19451 (build_original_schedule): New.
19452 (build_poly_scop): Call build_original_schedule.
19453 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19454 (free_poly_dr): Remove.
19455 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19456 (free_poly_bb): Remove.
19457 (debug_loop_vec): Remove.
19458 (print_isl_ast): Declare.
19459 (debug_isl_ast): Declare.
19460 (scop_do_interchange): Remove.
19461 (scop_do_strip_mine): Remove.
19462 (scop_do_block): Remove.
19463 (flatten_all_loops): Remove.
19464 (optimize_isl): Remove.
19465 (pbb_number_of_iterations_at_time): Remove.
19466 (debug_scop_pbb): Declare.
19467 (print_schedule_ast): Declare.
19468 (debug_schedule_ast): Declare.
19469 (struct scop): Remove schedule. Add original_schedule,
19470 transformed_schedule.
19471 (free_gimple_poly_bb): Remove.
19472 (print_generated_program): Remove.
19473 (debug_generated_program): Remove.
19474 (unify_scattering_dimensions): Remove.
19475 * sese.c (print_edge): ... here.
19476 (print_sese): ... here.
19477 (debug_edge): ... here.
19478 (debug_sese): ... here.
19479 * sese.h (print_edge): Declare.
19480 (print_sese): Declare.
19481 (dump_edge): Declare.
19482 (dump_sese): Declare.
19484 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19485 Sebastian Pop <s.pop@samsung.com>
19487 * Makefile.in: Set ISLVER in site.exp.
19489 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19491 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19492 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19493 through DECL_VALUE_EXPR for expansion.
19495 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19497 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19498 the frame info after reload completed.
19500 2016-01-25 Jeff Law <law@redhat.com>
19502 PR tree-optimization/69196
19503 PR tree-optimization/68398
19504 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19505 tree-ssa-threadupdate.c.
19506 (determine_bb_domination_status): Prototype
19507 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19508 (determine_bb_domination_status): No longer static.
19509 (valid_jump_thread_path): Remove code to detect characteristics
19510 of the jump thread path not associated with correctness.
19511 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19512 Correct test for thread path length. Count PHIs for real operands as
19513 statements that need to be copied. Do not count ASSERT_EXPRs.
19514 Look at all the blocks in the thread path. Compute and selectively
19515 filter thread paths based on threading through the latch, threading
19516 a multiway branch or crossing a multiway branch.
19518 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19520 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19521 decl with __attribute__ ((unused)) annotation.
19523 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
19526 * tree-vect-stmts.c (vectorizable_condition): Check vectype
19527 of operands is compatible with a statement vectype.
19529 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
19531 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
19532 improve wording for mixed storage order support.
19534 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
19536 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
19537 (vcvt_u64_f64): Likewise.
19538 (vcvta_s64_f64): Likewise.
19539 (vcvta_u64_f64): Likewise.
19540 (vcvtm_s64_f64): Likewise.
19541 (vcvtm_u64_f64): Likewise.
19542 (vcvtn_s64_f64): Likewise.
19543 (vcvtn_u64_f64): Likewise.
19544 (vcvtp_s64_f64): Likewise.
19545 (vcvtp_u64_f64): Likewise.
19547 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
19549 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
19550 (arc_init): Check validity mll64 option.
19551 (arc_save_restore): Use double load/store instruction.
19552 (arc_expand_movmem): Likewise.
19553 (arc_split_move): Don't split if we have double load/store
19554 instructions. Returns a boolean.
19555 (arc_process_double_reg_moves): Change function to return boolean
19556 instead of a sequence of instructions.
19557 (arc_dwarf_register_span): New function.
19558 * config/arc/arc-protos.h (arc_split_move): Change prototype.
19559 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
19560 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
19561 (*movdf_insn): Likewise.
19562 * config/arc/arc.opt (mll64): New option.
19563 * config/arc/predicates.md (even_register_operand): New predicate.
19564 * doc/invoke.texi (ARC Options): Add mll64 documentation.
19566 2016-01-25 Richard Biener <rguenther@suse.de>
19569 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
19570 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
19572 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
19574 2016-01-25 Richard Biener <rguenther@suse.de>
19576 PR tree-optimization/69376
19577 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
19579 (VN_INFO_ANTI_RANGE_P): New inline.
19580 (VN_INFO_RANGE_TYPE): Likewise.
19581 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
19582 SSA_NAME_ANTI_RANGE_P.
19583 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
19584 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19585 Properly query VN_INFO_RANGE_TYPE.
19587 2016-01-25 Nick Clifton <nickc@redhat.com>
19590 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
19592 2016-01-23 Tom de Vries <tom@codesourcery.com>
19594 PR tree-optimization/69426
19595 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
19598 2016-01-23 Jakub Jelinek <jakub@redhat.com>
19600 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
19601 "the the" with "the" in the comments.
19602 * ipa-devirt.c (build_type_inheritance_graph,
19603 update_type_inheritance_graph): Likewise.
19604 * tree.c (build_function_type_list_1): Likewise.
19605 * cfgloopmanip.c (scale_loop_profile): Likewise.
19606 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
19607 * gimple-ssa-split-paths.c
19608 (find_block_to_duplicate_for_splitting_paths): Likewise.
19609 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
19610 * expr.c (convert_move): Likewise.
19611 * var-tracking.c (vt_stack_adjustments): Likewise.
19612 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19613 * tree-vrp.c (test_for_singularity): Likewise.
19615 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
19616 directly instead of building a temporary tree.
19619 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
19620 remove <algorithm> include.
19622 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19625 * config/i386/i386.c: Include dojump.h.
19626 (expand_small_movmem_or_setmem,
19627 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
19629 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
19630 if dynamic_check != -1.
19632 2016-01-21 Jeff Law <law@redhat.com>
19634 PR middle-end/69347
19635 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
19636 record_temporary_equivalences. Rewritten to avoid unnecessary calls
19637 into dominated_by_p.
19638 (cprop_into_successor_phis): Avoid unnecessary tests.
19640 2016-01-22 Richard Henderson <rth@redhat.com>
19643 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
19644 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
19646 2016-01-22 Michael Matz <matz@suse.de>
19648 * system.h (string, algorithm): Include only conditionally.
19649 (new): Include always under C++.
19650 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
19651 * final.c (toplevel): Ditto.
19652 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
19653 * genconditions.c (write_header): Make gencondmd.c define
19655 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
19657 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
19658 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
19660 2016-01-22 Christian Bruel <christian.bruel@st.com>
19663 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
19665 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19668 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
19669 define_insn_and_split. Ensure operands[1] and operands[0] do not
19670 get assigned the same register.
19672 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19674 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
19676 2016-01-22 Christian Bruel <christian.bruel@st.com>
19678 * config/arm/arm-c.c (arm_pragma_target_parse):
19679 Remove warn_builtin_macro_redefined overwrite.
19681 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19683 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
19684 flag_non_call_exceptions compatibility.
19686 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19689 * dwarf2out.c (add_child_die_after): New function.
19690 (dwarf_qual_info_t): New type.
19691 (dwarf_qual_info): New variable.
19692 (qualified_die_p): New function.
19693 (modified_type_die): For -fdebug-types-section, ensure
19694 canonical order of qualifiers. Put qualified DIEs adjacent
19695 to the corresponding non-qualified type DIE and search there
19696 for existing qualified DIEs.
19698 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19700 * doc/extend.texi (scalar_storage_order type attribute): Document
19701 restriction on type punning and aliasing, and remove future tense.
19703 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
19706 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
19709 2016-01-21 Jeff Law <law@redhat.com>
19711 PR middle-end/69347
19712 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
19713 useless call to record_temporary_equivalences.
19714 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
19715 allocate 10 slots in the bb_path vector and let it grow as needed.
19716 (fsm_find_control_statement_thread_paths): Similarly for the next_path
19719 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19721 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
19723 * configure: Regenerate.
19725 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
19727 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
19728 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
19730 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
19732 PR middle-end/66178
19733 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
19734 drop EXPAND_INITIALIZER.
19735 * rtl.h (contains_symbolic_reference_p): Declare.
19736 * rtlanal.c (contains_symbolic_reference_p): New function.
19737 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
19738 a subtraction into a NOT if symbolic constants are involved.
19740 2016-01-21 Anton Blanchard <anton@samba.org>
19741 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19744 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
19746 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
19749 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19751 * config/microblaze/microblaze.c
19752 (get_branch_target): New.
19753 (insert_wic_for_ilb_runout): New.
19755 (microblaze_machine_dependent_reorg): New.
19756 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
19757 * config/microblaze/microblaze.md
19758 (UNSPEC_IPREFETCH): Define.
19759 (iprefetch): New pattern
19760 * config/microblaze/microblaze.opt
19761 (mxl-prefetch): New flag.
19763 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19765 * config/microblaze/microblaze.h
19766 (FIXED_REGISTERS): Update in macro.
19767 (CALL_USED_REGISTERS): Update in macro.
19769 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
19771 PR rtl-optimization/68920
19772 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
19775 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
19777 PR rtl-optimization/68990
19778 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
19779 pseudo instead of inheritance ones.
19781 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
19782 Nick Clifton <nickc@redhat.com>
19786 * config/mips/mips.c (mips_compute_frame_info): Initialise
19787 args_size and hard_frame_pointer_offset fields of the frame
19788 structure before calling mips_global_pointer.
19790 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19792 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
19794 * configure: Regenerate.
19796 2016-01-21 Richard Biener <rguenther@suse.de>
19798 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
19800 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19802 * config/s390/s390.c (s390_asm_declare_function_size): Add code
19803 to actually emit the .size directive.
19805 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
19806 Jakub Jelinek <jakub@redhat.com>
19810 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
19811 args array size by one to avoid buffer overflow.
19813 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19815 * config/s390/s390.md (pool_section_start): Use switch_to_section
19816 to select proper read-only data section instead of hardcoding
19818 (pool_section_end): Use switch_to_section to match the above.
19820 2016-01-21 Richard Biener <rguenther@suse.de>
19822 PR tree-optimization/69378
19823 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
19824 (set_ssa_val_to): Use it for dominance checks taking into
19825 account not executable edges.
19827 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19830 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
19831 for bitsize instead of GET_MODE_PRECISION (mode).
19833 2016-01-20 Martin Sebor <msebor@redhat.com>
19836 * extend.texi (__sync Builtins): Clarify the semantics of
19837 __sync_fetch_and_OP built-ins on pointers.
19838 (__atomic Builtins): Same.
19840 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19841 Sebastian Pop <s.pop@samsung.com>
19843 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
19844 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
19845 (is_valid_rename): Same.
19846 (translate_isl_ast_to_gimple::get_rename): Same.
19847 (translate_isl_ast_to_gimple::rename_all_uses): Same.
19848 (translate_isl_ast_to_gimple::rename_uses): Same.
19849 (get_new_name): Check for close_phi nodes.
19850 (copy_loop_phi_args): Use phi_node_kind.
19851 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
19852 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
19854 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19855 Sebastian Pop <s.pop@samsung.com>
19857 Revert commit r229783.
19858 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
19859 Remove use of parameter_rename_map.
19860 (copy_def): Remove.
19861 (copy_internal_parameters): Remove.
19862 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
19863 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
19864 (free_sese_info): Do not free parameter_rename_map.
19865 (set_rename): Do not use parameter_rename_map.
19866 (rename_uses): Update call to set_rename.
19867 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
19868 * sese.h (parameter_rename_map_t): Remove.
19869 (struct sese_info_t): Remove field parameter_rename_map.
19871 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19872 Sebastian Pop <s.pop@samsung.com>
19874 * graphite-isl-ast-to-gimple.c: Fix comment.
19875 * graphite-scop-detection.c (defined_in_loop_p): New.
19876 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
19877 names defined in loop.
19879 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19880 Sebastian Pop <s.pop@samsung.com>
19882 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
19883 Discard unstructured if-then-else regions.
19885 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19886 Sebastian Pop <s.pop@samsung.com>
19888 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
19889 (cleanup_loop_iter_dom): Remove.
19890 (build_loop_iteration_domains): Remove.
19891 (build_scop_context): Remove.
19892 (build_scop_iteration_domain): Remove.
19893 (add_loop_constraints): New.
19894 (build_iteration_domains): New.
19895 (build_poly_scop): Call build_iteration_domains.
19897 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19898 Sebastian Pop <s.pop@samsung.com>
19900 * graphite-scop-detection.c
19901 (scop_detection::harmful_loop_in_region): Free dom and loops.
19902 (scop_detection::loop_body_is_valid_scop): Free bbs.
19904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19905 Sebastian Pop <s.pop@samsung.com>
19907 * graphite-scop-detection.c (record_loop_in_sese): New.
19908 (gather_bbs::before_dom_children): Call record_loop_in_sese.
19909 (build_scops): Remove call to build_sese_loop_nests.
19910 * sese.c (sese_record_loop): Remove.
19911 (build_sese_loop_nests): Remove.
19912 (new_sese_info): Remove region->loops.
19913 (free_sese_info): Same.
19914 * sese.h (sese_contains_loop): Same.
19915 (build_sese_loop_nests): Remove.
19916 (sese_contains_loop): Remove.
19918 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19919 Sebastian Pop <s.pop@samsung.com>
19921 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
19922 loop_is_valid_in_scop.
19923 (scop_detection::harmful_stmt_in_region): Renamed
19924 harmful_loop_in_region.
19925 Call loop_is_valid_in_scop.
19927 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19928 Sebastian Pop <s.pop@samsung.com>
19930 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
19933 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19934 Sebastian Pop <s.pop@samsung.com>
19936 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
19937 * graphite.h (struct poly_bb): Remove field is_reduction.
19938 (PBB_IS_REDUCTION): Remove.
19940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19941 Sebastian Pop <s.pop@samsung.com>
19943 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
19944 (add_pdr_constraints): Same.
19945 (scop_get_reads): Same.
19946 (scop_get_must_writes): Same.
19947 (scop_get_may_writes): Same.
19948 (scop_get_original_schedule): Same.
19949 (extend_schedule): Same.
19950 (apply_schedule_on_deps): Same.
19951 (carries_deps): Same.
19952 (compute_deps): Same.
19953 (scop_get_dependences): Same.
19954 * graphite-isl-ast-to-gimple.c
19955 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
19956 * graphite-optimize-isl.c (get_schedule_for_band): Same.
19957 (get_schedule_for_band_list): Same.
19958 (get_schedule_map): Same.
19959 (apply_schedule_map_to_scop): Same.
19960 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
19961 (build_loop_iteration_domains): Same.
19962 (add_condition_to_pbb): Same.
19963 (add_param_constraints): Same.
19964 (pdr_add_memory_accesses): Same.
19965 (pdr_add_data_dimensions): Same.
19967 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19969 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
19972 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19974 * common.opt (feliminate-dwarf2-dups): Replace references to
19975 "DWARF 2" with just "DWARF".
19976 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
19977 * doc/extend.texi: Likewise.
19978 * doc/cpp.texi: Likewise.
19979 * doc/invoke.texi: Likewise.
19980 (Option Summary): Add -gdwarf to list of Debugging Options.
19981 (Debugging Options): Document -gdwarf.
19982 * doc/contrib.texi: Spell "DWARF" like that.
19984 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19986 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
19987 warning. Fix up formatting.
19989 PR middle-end/67653
19990 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
19991 attempt to mark memory input operand addressable and
19992 call prepare_gimple_addressable in that case. Don't adjust
19993 input_location for diagnostics, use error_at instead.
19995 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
19997 * config/rs6000/ppc-auxv.h: New file.
19998 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
19999 (cpu_is): Likewise.
20000 (cpu_supports): Likewise.
20001 * config/rs6000/rs6000.c: include "ppc-auxv.h".
20002 (cpu_is_info): New variable.
20003 (cpu_supports_info): Likewise.
20004 (tcb_verification_symbol): Likewise.
20005 (cpu_builtin_p): Likewise.
20006 (cpu_expand_builtin): New function.
20007 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
20008 (rs6000_init_builtins): Likewise.
20009 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
20010 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
20011 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
20012 * configure: Regenerate.
20013 * config.in: Likewise.
20014 * doc/extend.texi (PowerPC Built-in Functions): Document
20015 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
20017 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
20020 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
20022 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
20025 2016-01-20 Richard Henderson <rth@redhat.com>
20031 * tree.c (tm_define_builtin): New.
20032 (find_tm_vector_type): New.
20033 (build_tm_vector_builtins): New.
20034 (build_common_builtin_nodes): Call it.
20036 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
20038 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
20039 (arm_fp_ok): Likewise.
20040 (arm_fp): Likewise.
20041 (arm_crypto): Likewise.
20043 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
20044 Richard Biener <rguenther@suse.de>
20046 PR tree-optimization/69328
20047 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
20048 vectors have same number of elements.
20049 (vectorizable_condition): Fix masked version recognition.
20051 2016-01-20 Richard Biener <rguenther@suse.de>
20053 PR tree-optimization/69345
20054 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
20055 (VN_INFO_PTR_INFO): Likewise.
20056 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
20057 info when it is equal between non-dominating SSA names.
20058 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20059 Make sure to look at original SSA infos.
20061 2016-01-20 Jeff Law <law@redhat.com>
20064 * config/m68k/predicates.md (pow2_m1_operand): New predicate
20066 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
20067 (pc_or_label_operand): New predicate.
20068 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
20069 tests for small integers that are 2^n - 1.
20071 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
20073 * doc/invoke.texi (Options Summary): Add '.' after @xref.
20075 2016-01-19 Jeff Law <law@redhat.com>
20077 PR middle-end/69347
20078 * tree-ssa-threadbackwards.c
20079 (fsm_find_control_statement_thread_paths): Do not try to lookup
20080 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
20082 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
20084 * doc/lto.texi: Remove text that says only Gold has linker plugin
20087 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
20089 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
20090 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
20091 the DIE accordingly.
20092 (modified_type_die): Add REVERSE parameter and pass it recursively,
20093 as well as to base_type_die. Adjust presence check accordingly.
20094 (base_type_for_mode): Adjust call to modified_type_die.
20095 (add_type_attribute): Add REVERSE parameter and pass it to
20097 (generic_parameter_die): Adjust call to add_type_attribute.
20098 (add_scalar_info): Likewise.
20099 (add_subscript_info): Likewise.
20100 (gen_array_type_die): Likewise.
20101 (gen_descr_array_type_die): Likewise.
20102 (gen_entry_point_die): Likewise.
20103 (gen_enumeration_type_die): Likewise.
20104 (gen_formal_parameter_die): Likewise.
20105 (gen_subprogram_die): Likewise.
20106 (gen_variable_die ): Likewise.
20107 (gen_const_die): Likewise.
20108 (gen_field_die): Likewise.
20109 (gen_pointer_type_die): Likewise.
20110 (gen_reference_type_die): Likewise.
20111 (gen_ptr_to_mbr_type_die): Likewise.
20112 (gen_inheritance_die): Likewise.
20113 (gen_subroutine_type_die): Likewise.
20114 (gen_typedef_die): Likewise.
20115 (force_type_die): Adjust call to modified_type_die.
20117 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
20119 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
20120 flow throughout the file. Fix broken link to Objective-C 2.0
20122 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
20125 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20127 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
20129 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20132 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
20133 (maybe_record_node): Record cxa_pure_virtual as the only possible
20134 target if there are not ohter candidates.
20135 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
20137 2016-01-19 Richard Biener <rguenther@suse.de>
20139 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
20140 (get_memory_order): Likewise.
20142 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
20144 * tree-vect-stmts.c (vectorizable_store): Check
20147 2016-01-19 David Malcolm <dmalcolm@redhat.com>
20150 * gcc.c (driver::decode_argv): Add call to
20151 init_opts_obstack before init_options_struct.
20152 * opts.c (init_opts_obstack): Remove idempotency.
20153 (init_options_struct): Replace call to init_opts_obstack
20154 with a gcc_assert to verify that it has already been called.
20155 * toplev.c (toplev::main): Add call to init_opts_obstack before
20156 calls to init_options_struct.
20157 (toplev::finalize): Move cleanup of opts_obstack next to
20158 cleanup of save_decoded_options, clearing the latter, and
20159 save_decoded_options_count.
20161 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20164 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
20165 attribute to unconditional. Remove %? from output template.
20167 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20168 Jiong Wang <jiong.wang@arm.com>
20170 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
20171 generated from different expand order.
20173 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20175 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20176 Add support for CCMP costing.
20178 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20180 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
20181 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
20182 (fccmpe<mode>): Likewise.
20183 (fcmp): Rename to fcmp and globalize pattern.
20185 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
20186 (aarch64_gen_ccmp_next): Add FP support.
20188 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
20190 * target.def (gen_ccmp_first): Update documentation.
20191 (gen_ccmp_next): Likewise.
20192 * doc/tm.texi (gen_ccmp_first): Update documentation.
20193 (gen_ccmp_next): Likewise.
20194 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
20195 expand_ccmp_expr_1. Improve comments.
20196 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
20197 (ccmp_ior<mode>): Remove pattern.
20198 (cmp<mode>): Remove expand.
20199 (cmp): Globalize pattern.
20200 (cstorecc4): Use cc_register.
20201 (mov<mode>cc): Remove ccmp_cc_register check.
20202 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
20203 Simplify after removal of CC_DNE/* modes.
20204 (aarch64_ccmp_mode_to_code): Remove.
20205 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
20206 In 'k' case use integer as condition.
20207 (aarch64_nzcv_codes): Remove inverted cases.
20208 (aarch64_code_to_ccmode): Remove.
20209 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
20210 comparison with CC register to be used in folowing CCMP/branch/CSEL.
20211 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
20212 pattern. Return the comparison with CC register. Invert conditions
20213 when bitcode is OR.
20214 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
20215 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
20217 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20219 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20220 instrumented_version.
20222 2016-01-19 Richard Biener <rguenther@suse.de>
20224 PR tree-optimization/69336
20225 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
20226 handled components with get_ref_base_and_extent.
20227 (equal_mem_array_ref_p): Adjust.
20229 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20232 * shrink-wrap.c: Include valtrack.h.
20233 (move_insn_for_shrink_wrap): Add DEBUG argument. If
20234 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
20235 in between insn and where it will be moved to. Call
20236 dead_debug_insert_temp.
20237 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
20238 first and dead_debug_local_finish at the end.
20239 For uses and defs bitmap, handle all regs in between REGNO and
20240 END_REGNO, not just the first one.
20242 2016-01-19 Richard Biener <rguenther@suse.de>
20244 PR tree-optimization/69352
20245 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
20246 (equal_mem_array_ref_p): Constrain size and max size properly.
20247 Compare the reverse flag.
20249 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
20251 * ira.c (ira): Update regstat data if we deleted insns.
20253 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20255 PR rtl-optimization/68955
20256 PR rtl-optimization/64557
20257 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
20258 here. Fix up formatting.
20259 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
20261 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20264 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
20265 assume that the node has body.
20266 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
20269 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20271 * lto-streamer-out.c (lto_output): Do not stream instrumentation
20274 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20276 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
20277 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
20279 2016-01-19 Martin Jambor <mjambor@suse.cz>
20280 Martin Liska <mliska@suse.cz>
20281 Michael Matz <matz@suse.de>
20283 * Makefile.in (OBJS): Add new source files.
20284 (GTFILES): Add hsa.c.
20285 * common.opt (disable_hsa): New variable.
20286 (-Whsa): New warning.
20287 * config.in (ENABLE_HSA): New.
20288 * configure.ac: Treat hsa differently from other accelerators.
20289 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
20290 $enable_offloading.
20291 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
20292 * doc/install.texi (Configuration): Document --with-hsa-runtime,
20293 --with-hsa-runtime-include, --with-hsa-runtime-lib and
20294 --with-hsa-kmt-lib.
20295 * doc/invoke.texi (-Whsa): Document.
20296 (hsa-gen-debug-stores): Likewise.
20297 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
20298 to invoke offload compiler for hsa acclerator.
20299 * opts.c (common_handle_option): Determine whether HSA offloading
20300 should be performed.
20301 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
20302 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
20303 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
20304 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
20305 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
20306 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
20307 GF_OMP_FOR_KIND_GRID_LOOP.
20308 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
20309 (pp_gimple_stmt_1): Likewise.
20310 * gimple-walk.c (walk_gimple_stmt): Likewise.
20311 * gimple.c (gimple_build_omp_grid_body): New function.
20312 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
20313 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
20314 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
20315 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
20316 GF_OMP_TEAMS_GRID_PHONY.
20317 (gimple_statement_omp_single_layout): Updated comments.
20318 (gimple_build_omp_grid_body): New function.
20319 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
20320 (gimple_omp_for_grid_phony): New function.
20321 (gimple_omp_for_set_grid_phony): Likewise.
20322 (gimple_omp_parallel_grid_phony): Likewise.
20323 (gimple_omp_parallel_set_grid_phony): Likewise.
20324 (gimple_omp_teams_grid_phony): Likewise.
20325 (gimple_omp_teams_set_grid_phony): Likewise.
20326 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
20327 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
20328 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
20329 (BUILT_IN_GOMP_TARGET): Updated type.
20330 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
20331 (adjust_for_condition): New function.
20332 (get_omp_for_step_from_incr): Likewise.
20333 (extract_omp_for_data): Moved parts to adjust_for_condition and
20334 get_omp_for_step_from_incr.
20335 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
20336 (fixup_child_record_type): Bail out if receiver_decl is NULL.
20337 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
20338 (scan_omp_parallel): Do not create child functions for phony
20340 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
20341 (scan_omp_1_op): Checking assert we are not remapping to
20342 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
20343 (parallel_needs_hsa_kernel_p): New function.
20344 (expand_parallel_call): Register apprpriate parallel child
20345 functions as HSA kernels.
20346 (grid_launch_attributes_trees): New type.
20347 (grid_attr_trees): New variable.
20348 (grid_create_kernel_launch_attr_types): New function.
20349 (grid_insert_store_range_dim): Likewise.
20350 (grid_get_kernel_launch_attributes): Likewise.
20351 (get_target_argument_identifier_1): Likewise.
20352 (get_target_argument_identifier): Likewise.
20353 (get_target_argument_value): Likewise.
20354 (push_target_argument_according_to_value): Likewise.
20355 (get_target_arguments): Likewise.
20356 (expand_omp_target): Call get_target_arguments instead of looking
20357 up for teams and thread limit.
20358 (grid_expand_omp_for_loop): New function.
20359 (grid_arg_decl_map): New type.
20360 (grid_remap_kernel_arg_accesses): New function.
20361 (grid_expand_target_kernel_body): New function.
20362 (expand_omp): Call it.
20363 (lower_omp_for): Do not emit phony constructs.
20364 (lower_omp_taskreg): Do not emit phony constructs but create for them
20365 a temporary variable receiver_decl.
20366 (lower_omp_taskreg): Do not emit phony constructs.
20367 (lower_omp_teams): Likewise.
20368 (lower_omp_grid_body): New function.
20369 (lower_omp_1): Call it.
20370 (grid_reg_assignment_to_local_var_p): New function.
20371 (grid_seq_only_contains_local_assignments): Likewise.
20372 (grid_find_single_omp_among_assignments_1): Likewise.
20373 (grid_find_single_omp_among_assignments): Likewise.
20374 (grid_find_ungridifiable_statement): Likewise.
20375 (grid_target_follows_gridifiable_pattern): Likewise.
20376 (grid_remap_prebody_decls): Likewise.
20377 (grid_copy_leading_local_assignments): Likewise.
20378 (grid_process_kernel_body_copy): Likewise.
20379 (grid_attempt_target_gridification): Likewise.
20380 (grid_gridify_all_targets_stmt): Likewise.
20381 (grid_gridify_all_targets): Likewise.
20382 (execute_lower_omp): Call grid_gridify_all_targets.
20383 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
20384 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
20385 (tree_omp_clause): Added union field dimension.
20386 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
20387 * tree.c (omp_clause_num_ops): Added number of arguments of
20388 OMP_CLAUSE__GRIDDIM_.
20389 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
20390 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
20391 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
20392 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
20393 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
20394 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
20395 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
20396 * tree-pass.h (make_pass_gen_hsail): Declare.
20397 (make_pass_ipa_hsa): Likewise.
20398 * ipa-hsa.c: New file.
20399 * lto-section-in.c (lto_section_name): Add hsa section name.
20400 * lto-streamer.h (lto_section_type): Add hsa section.
20401 * timevar.def (TV_IPA_HSA): New.
20402 * hsa-brig-format.h: New file.
20403 * hsa-brig.c: New file.
20404 * hsa-dump.c: Likewise.
20405 * hsa-gen.c: Likewise.
20408 * toplev.c (compile_file): Call hsa_output_brig.
20409 * hsa-regalloc.c: New file.
20411 2016-01-18 Jeff Law <law@redhat.com>
20413 PR tree-optimization/69320
20414 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
20415 ranged object, do nothing if the RHS constant is not [0..1].
20416 (optimize_stmt): Comparing a boolean ranged object against a
20417 constant outside [0..1] results in a compile-time constant.
20419 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
20422 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
20424 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20425 (Option Summary): Update to reflect new section and moved options.
20426 (C++ Dialect Options): Move -fstats to new section.
20427 (Debugging Options): Move all dump, statistics, and other GCC
20428 developer options to new section. Rewrite section introduction
20429 and re-order remaining options to put the more basic ones first.
20430 (Optimization Options): Move -fira-verbose and -flto-report* to
20432 (Developer Options): New section incorporating moved options.
20433 * doc/cppopts.texi (-dM): Update cross-reference.
20435 2016-01-18 Richard Henderson <rth@redhat.com>
20438 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20439 operands to pseudo only if CSE is expected. Split long immediate
20440 operands only after reload, and for the stack pointer.
20441 (*add<GPI>3_pluslong): Remove.
20442 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20443 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20444 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20445 (*add<GPI>3 peepholes): New.
20446 (*add<GPI>3 splitters): New.
20447 * config/aarch64/constraints.md (Upl): New.
20448 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20450 2016-01-18 Richard Biener <rguenther@suse.de>
20452 PR tree-optimization/69297
20453 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20455 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20457 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20459 PR middle-end/68542
20460 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20461 of mixind vector and scalar types.
20462 (fold_relational_const): Add handling of vector
20463 comparison with boolean result.
20464 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20465 comparison of vector operands with boolean result for EQ/NE only.
20466 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20467 (verify_gimple_cond): Likewise.
20468 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20471 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20473 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20476 2016-01-18 Richard Biener <rguenther@suse.de>
20478 PR middle-end/69308
20479 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20481 2016-01-18 Tom de Vries <tom@codesourcery.com>
20483 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20485 2016-01-18 Tom de Vries <tom@codesourcery.com>
20487 * omp-low.c (set_oacc_fn_attrib): Make extern.
20488 * omp-low.h (set_oacc_fn_attrib): Declare.
20489 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20490 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20491 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20492 Add and handle function parameter oacc_kernels_p.
20493 (find_reduc_addr, get_omp_data_i_param): New function.
20494 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20495 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20496 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20497 Calculate dominance info. Skip loops that are not in a kernels region
20498 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20499 (pass_parallelize_loops::execute): Call parallelize_loops with
20500 oacc_kernels_p argument.
20501 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20502 New member function.
20503 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20504 * passes.def: Add argument to pass_parallelize_loops instantation.
20506 2016-01-18 Tom de Vries <tom@codesourcery.com>
20508 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20509 pass_parallelize_loops to be run outside the loop pipeline.
20511 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20513 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20514 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20516 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20519 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20520 using get_ref_base_and_extent.
20521 (equal_mem_array_ref_p): New.
20522 (hashable_expr_equal_p): Add call to previous.
20524 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20527 * tree-sra.c (disqualified_constants, constant_decl_p): New.
20528 (sra_initialize): Allocate disqualified_constants.
20529 (sra_deinitialize): Free disqualified_constants.
20530 (disqualify_candidate): Update disqualified_constants when appropriate.
20531 (create_access): Scan for constant-pool entries as we go along.
20532 (scalarizable_type_p): Add check against type_contains_placeholder_p.
20533 (maybe_add_sra_candidate): Allow constant-pool entries.
20534 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
20535 (initialize_constant_pool_replacements): New.
20536 (sra_modify_assign): Avoid mangling assignments created by previous,
20537 and don't generate writes into constant pool.
20538 (sra_modify_function_body): Call initialize_constant_pool_replacements.
20540 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20542 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
20543 andnot instruction.
20544 (scalar_chain::convert_op): Likewise.
20545 * config/i386/i386.md (*andndi3_doubleword): New.
20547 2016-01-18 Richard Biener <rguenther@suse.de>
20549 PR tree-optimization/69170
20550 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
20551 building a vector from scalar results of a pattern stmt.
20553 2016-01-18 Jakub Jelinek <jakub@redhat.com>
20555 * haifa-sched.c (autopref_multipass_init): Work around
20556 -Wmaybe-uninitialized warning.
20558 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
20560 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
20561 against the constant 0.
20563 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20565 PR tree-optimization/68799
20566 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
20567 look up phi candidates in the statement-candidate map.
20568 (phi_add_costs): Likewise.
20569 (record_phi_increments): Likewise.
20570 (phi_incr_cost): Likewise.
20571 (ncd_with_phi): Likewise.
20572 (all_phi_incrs_profitable): Likewise.
20574 2016-01-17 Jakub Jelinek <jakub@redhat.com>
20576 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
20577 -Wmaybe-uninitialized warning.
20579 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
20581 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20582 (Option Summary): Update to reflect new section and moved options.
20583 (C++ Dialect Options): Move -fvtable-verify and related options.
20584 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
20585 and profiling-related options.
20586 (Optimization Options): Move profile generation options and
20587 -fstack-protector and related options.
20588 (Instrumentation Options): New section incorporating moved options.
20589 (Code Generation Options): Move -finstrument-functions and
20590 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
20592 2016-01-16 Tom de Vries <tom@codesourcery.com>
20594 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
20596 2016-01-16 Tom de Vries <tom@codesourcery.com>
20598 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
20600 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
20602 * hash-table.h (hash_table::empty): Turn into an inline wrapper
20603 that checks whether the table is already empty. Rename the
20604 original implementation to...
20605 (hash_table::empty_slot): ...this new private function.
20607 2016-01-15 David Malcolm <dmalcolm@redhat.com>
20609 PR diagnostic/68899
20610 * diagnostic-show-locus.c (layout::print_source_line): Move x
20611 offset of line until after call to
20612 get_line_width_without_trailing_whitespace.
20614 2016-01-15 Jeff Law <law@redhat.com>
20616 PR tree-optimization/69270
20617 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
20618 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
20619 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
20620 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
20621 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20622 ssa_name_has_boolean_range and constant_boolean_node.
20624 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
20626 PR rtl-optimization/69030
20627 * lra-spills.c (remove_pseudos): Check nrefs and make the function
20629 (spill_pseudos): Delete debug insn for dead pseudo.
20630 (lra_spill): Initiate spill_hard_reg and slots memory separately.
20632 2016-01-15 Jiong Wang <jiong.wang@arm.com>
20634 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
20636 (TYPES_UNOPUS): Likewise.
20637 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
20638 builtin type, from UNOP to UNOPUS.
20639 (lbtruncuv4sf): Likewise.
20640 (lbtruncuv2df): Likewise.
20641 (lrounduv2sf): Likewise.
20642 (lrounduv4sf): Likewise.
20643 (lrounduv2df): Likewise.
20644 (lroundusf): Likewise.
20645 (lroundusf): Likewise.
20646 (lceiluv2sf): Likewise.
20647 (lceiluv4sf): Likewise.
20648 (lceiluv2df): Likewise.
20649 (lceilusf): Likewise.
20650 (lceiludf): Likewise.
20651 (lflooruv2sf): Likewise.
20652 (lflooruv4sf): Likewise.
20653 (lflooruv2df): Likewise.
20654 (lfloorusf): Likewise.
20655 (lfloorudf): Likewise.
20656 (lfrintnuv2sf): Likewise.
20657 (lfrintnuv4sf): Likewise.
20658 (lfrintnuv2df): Likewise.
20659 (lfrintnusf): Likewise.
20660 (lfrintnudf): Likewise.
20661 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
20663 (vcvtq_u32_f32): Likewise.
20664 (vcvtq_u64_f64): Likewise.
20665 (vcvta_u32_f32): Likewise.
20666 (vcvtaq_u32_f32): Likewise.
20667 (vcvtaq_u64_f64): Likewise.
20668 (vcvtm_u32_f32): Likewise.
20669 (vcvtmq_u32_f32): Likewise.
20670 (vcvtmq_u64_f64): Likewise.
20671 (vcvtn_u32_f32): Likwise.
20672 (vcvtnq_u32_f32): Likewise.
20673 (vcvtnq_u64_f64): Likewise.
20674 (vcvtp_u32_f32): Likewise.
20675 (vcvtpq_u32_f32): Likewise.
20676 (vcvtpq_u64_f64): Likewise.
20677 (vcvtmd_u64_f64): Likewise.
20678 (vcvtms_u32_f32): Likewise.
20679 (vcvtad_u64_f64): Likewise.
20680 (vcvtas_u32_f32): Likewise.
20681 (vcvtnd_u64_f64): Likewise.
20682 (vcvtns_u32_f32): Likewise.
20683 (vcvtpd_u64_f64): Likewise.
20684 (vcvtps_u32_f32): Likewise.
20686 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20688 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
20689 CSEL of zero_extended registers.
20691 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20693 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
20694 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
20696 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20698 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
20699 false when argument string is not found in the attributes table
20702 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
20705 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
20706 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
20707 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
20708 precision estimate.
20710 2016-01-15 Richard Biener <rguenther@suse.de>
20712 PR tree-optimization/66856
20713 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
20714 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
20715 (vect_create_new_slp_node): Increment stmt reference count.
20716 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
20717 an SLP tree before swapping operands.
20718 (vect_build_slp_tree): Likewise.
20719 (destroy_bb_vec_info): Free stmt info after SLP instances.
20720 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
20721 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
20722 (STMT_VINFO_NUM_SLP_USES): New macro.
20724 2016-01-15 Richard Biener <rguenther@suse.de>
20727 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
20728 (add_linkage_name): ... here.
20729 (gen_typedef_die): Use add_linkage_name_raw instead of
20730 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
20733 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
20735 * gimplify.c (oacc_default_clause): Decode reference and pointer
20736 types for both kernels and parallel regions.
20738 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
20740 PR middle-end/69246
20741 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
20743 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20745 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
20746 (convert_scalars_to_vector): Likewise.
20748 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
20750 * doc/extend.texi (Type Traits): Fix grammar.
20752 2016-01-15 Martin Jambor <mjambor@suse.cz>
20754 * tree-inline.c (remap_decl): Use existing dclarations if
20755 remapping a type and prevent_decl_creation_for_types.
20756 (replace_locals_stmt): Do an initial remapping of non-VLA typed
20757 decls first. Do real remapping with
20758 prevent_decl_creation_for_types set.
20759 * tree-inline.h (copy_body_data): New field
20760 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
20763 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20765 * config/s390/s390.opt (mmvcle): More verbose help text.
20767 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20769 * config/s390/s390.opt: Add period to -mzvector option text.
20771 2016-01-15 Richard Biener <rguenther@suse.de>
20773 PR tree-optimization/68961
20774 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
20775 of invariants in stores again.
20777 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
20779 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
20781 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20783 * config/i386/i386.c (ix86_expand_branch): Don't split
20784 DI mode xor instruction to SI mode.
20786 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20789 * ipa-icf.c (sem_function::merge): Virtual functions may become
20790 reachable even if they address is not taken and there are no
20793 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20795 * lto-streamer-out.c (subtract_estimated_size): New function.
20796 (get_symbol_initial_value): Use it.
20798 2016-01-15 Christian Bruel <christian.bruel@st.com>
20801 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
20802 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
20803 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
20804 use add_builtin_function_ext_scope instead of add_builtin_function.
20805 (neon_set_p, neon_crypto_set_p): Remove.
20806 (arm_init_builtins): Always call arm_init_neon_builtins and
20807 arm_init_crypto_builtins.
20808 (arm_expand_builtin): Check that builtins are allowed for the arch.
20809 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
20810 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
20811 arm_init_neon_builtins call.
20813 2016-01-15 Richard Biener <rguenther@suse.de>
20815 PR tree-optimization/69117
20816 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
20817 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
20818 of the leader conservatively.
20819 (free_scc_vn): Restore original SSA name infos.
20821 2016-01-14 Jeff Law <law@redhat.com>
20823 PR tree-optimization/69270
20824 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
20825 single bit of precision, verify it's also unsigned.
20826 (record_edge_info): Use constant_boolean_node rather than fold_convert
20827 to convert boolean_true/boolean_false to the right type.
20829 2016-01-14 Richard Henderson <rth@redhat.com>
20832 * loop-doloop.c (record_reg_sets): New.
20833 (doloop_optimize): Reject the transform if the sequence
20834 clobbers registers live at the end of the loop block.
20835 (doloop_optimize_loops): Enable df_live if needed.
20837 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20839 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
20840 * config/rs6000/rs6000.c: Likewise.
20841 * config/rs6000/rs6000.h: Likewise.
20842 * config/rs6000/rs6000.md: Likewise.
20843 * doc/extend.texi: Likewsie.
20845 2016-01-14 Jeff Law <law@redhat.com>
20847 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
20850 2016-01-14 Richard Henderson <rth@redhat.com>
20854 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
20855 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
20856 instead of builtin_decl_declared_p to test for declaration.
20858 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
20860 * doc/loop.texi (Loop Analysis and Representation): Document
20861 loop_depth function.
20863 2016-01-14 Tom de Vries <tom@codesourcery.com>
20865 PR tree-optimization/68773
20866 * omp-low.c (expand_omp_target): Don't set force_output.
20867 * varpool.c (varpool_node::get_create): Same.
20868 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
20869 offload_funcs with force_output.
20871 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20874 * lra-eliminations.c (move_plus_up): Don't change anything if either
20875 the outer or inner subreg mode is not MODE_INT.
20876 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
20877 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
20879 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20881 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
20882 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
20883 reduc_uplus_@var{m}): Remove.
20884 * expr.c (expand_expr_real_2): Remove expansion path for
20885 reduc_[us](min|max|plus) optabs.
20886 * optabs-tree.c (scalar_reduc_to_vector): Remove.
20887 * optabs-tree.h (scalar_reduc_to_vector): Remove.
20888 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
20889 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
20890 * tree-vect-loop.c (vectorizable_reduction): Remove test for
20891 reduc_[us](min|max|plus) optabs.
20893 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20895 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
20896 (reduc_plus_scal_v2sf): New.
20897 (reduc_smax_v2sf): Rename to...
20898 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
20899 (reduc_smin_v2sf): Rename to...
20900 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
20902 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
20904 * alias.c (compare_base_symbol_refs): New function.
20905 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
20908 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20910 PR middle-end/68146
20911 PR tree-optimization/69155
20912 * tree-complex.c: Include cfganal.h.
20913 (phis_to_revisit): New variable.
20914 (extract_component): Add phiarg_p argument. Assert that returned
20915 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
20916 (update_phi_components): Partly rewrite to use loop over real/imag
20917 components instead of code duplication. If extract_component returns
20918 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
20919 create_tmp_reg into the PHI node instead, and mention the phi triplet
20920 in phis_to_revisit.
20921 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
20922 in phis_to_revisit at the end.
20924 2016-01-14 Richard Biener <rguenther@suse.de>
20926 PR tree-optimization/68060
20927 * tree-vect-loop.c (vect_is_simple_reduction): Check the
20928 outer loop reduction is only used in the inner loop before
20929 detecting a double reduction.
20931 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20934 * combine.c (expand_field_assignment): Punt if compute_mode is
20935 unsupported scalar mode.
20937 2016-01-14 Richard Biener <rguenther@suse.de>
20939 PR tree-optimization/66856
20940 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
20941 SLP node only if it built successfully.
20942 (vect_analyze_slp_instance): Adjust.
20944 2016-01-14 Jeff Law <law@redhat.com>
20946 PR tree-optimization/69270
20947 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
20948 (record_edge_info): Use it. Convert boolean_{true,false}_node
20949 to the type of op0.
20951 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
20954 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
20955 use block_ultimate_origin
20956 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
20958 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20960 * doc/invoke.texi (Submodel Options): Rename section to
20961 "Machine-Dependent Options" to better reflect its content.
20962 Rewrite introductory text to remove archaic CPU names.
20965 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20967 * doc/invoke.texi (Code Gen Options): Move section up in file,
20968 before target-specific options. Update menu and option summary
20969 to reflect the new section ordering.
20971 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20973 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
20974 (C++ Dialect Options): Add cross-reference to -std option.
20975 * doc/standards.texi (C++ Language): Document C++14 support.
20977 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
20979 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
20980 for pack/unpack functions for __ibm128.
20981 (PACK_IF): Likewise.
20982 (UNPACK_IF): Likewise.
20984 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
20985 support for __ibm128 pack/unpack functions.
20986 (rs6000_invalid_builtin): Likewise.
20987 (rs6000_init_builtins): Likewise.
20988 (rs6000_opt_masks): Likewise.
20990 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
20991 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
20993 (RS6000_BTM_COMMON): Likewise.
20995 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
20996 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
20997 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
20998 128-bit floating point. Add support for the double values to be
20999 in Altivec registers for TF/IF packing and unpacking, but restrict
21000 TD packing sub-fields to be FPR registers. Don't allow overlapped
21001 register support for packing. Allow pack inputs to be memory
21002 locations. Don't build generator functions for unpack<mode>_dm
21003 and unpack<mode>_nodm.
21004 (unpack<mode>_dm): Likewise.
21005 (unpack<mode>_nodm): Likewise.
21006 (pack<mode>): Likewise.
21008 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
21009 built-in functions to pack/unpack explicit __ibm128 values.
21010 (__builtin_unpack_ibm128): Likewise.
21012 * doc/extend.texi (PowerPC Built-in Functions): Document
21013 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
21015 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
21018 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
21019 Add new arg loc and pass it down as context.
21020 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
21021 to the location to use for the warning.
21022 (check_function_arguments): New arg loc. All callers changed. Pass
21023 it to check_function_nonnull.
21024 * c-common.h (check_function_arguments): Adjust declaration.
21026 2016-01-13 Jakub Jelinek <jakub@redhat.com>
21028 PR tree-optimization/69156
21029 * gimple.c (validate_type): Removed.
21030 (gimple_builtin_call_types_compatible_p): Use
21031 useless_type_conversion_p instead of validate_type.
21032 * value-prof.c (gimple_stringop_fixed_value): Fold
21033 icall_size to correct type.
21035 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
21037 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
21040 2016-01-13 Richard Henderson <rth@redhat.com>
21043 * target.def (builtin_tm_load, builtin_tm_store): Remove.
21044 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
21045 (ix86_builtin_tm_store): Remove.
21046 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21047 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21048 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
21049 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
21050 * doc/tm.texi: Rebuild.
21052 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
21053 (BUILT_IN_TM_MEMCPY_RTWN): New.
21054 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
21055 fallback from vector to integer helpers.
21056 (build_tm_load): Handle vector types directly, instead of
21058 (build_tm_store): Likewise.
21059 (expand_assign_tm): Prepare for register types not handled by
21060 the above. Copy them to memory and use memcpy.
21061 * tree.c (tm_define_builtin): New.
21062 (find_tm_vector_type): New.
21063 (build_tm_vector_builtins): New.
21064 (build_common_builtin_nodes): Call it.
21066 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
21068 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
21069 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
21071 2016-01-13 Tom de Vries <tom@codesourcery.com>
21073 PR tree-optimization/69169
21074 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
21075 handled_struct_type param.
21076 (create_variable_info_for, intra_create_variable_infos): Call
21077 create_variable_info_for_1 with extra arg.
21079 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
21081 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
21082 and "armv8.1-a+crc" entries.
21084 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
21087 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
21088 Change first operand predicate from register_or_constm1_operand
21089 to register_operand.
21090 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
21091 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
21092 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
21093 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
21094 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
21095 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
21096 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
21097 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
21098 comparison with constm1_rtx from vec_prefetch_gen part.
21100 2016-01-13 Richard Biener <rguenther@suse.de>
21102 PR tree-optimization/69013
21103 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
21104 Exchange assert for a test.
21106 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21109 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
21111 2016-01-13 Richard Biener <rguenther@suse.de>
21113 PR tree-optimization/69242
21114 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
21115 assert with a check.
21117 2016-01-13 Richard Biener <rguenther@suse.de>
21119 PR tree-optimization/69186
21120 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
21121 Properly guard vect_update_misalignment_for_peel call.
21123 2016-01-12 Jeff Law <law@redhat.com>
21125 PR tree-optimization/pr67755
21126 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
21127 "need_profile_correction".
21128 (thread_block_1): Initialize new field to false by default. If we
21129 have multiple thread paths through a common joiner to different
21130 final targets, then set new field to true.
21131 (compute_path_counts): Only do count adjustment when it's really
21134 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21136 * doc/invoke.texi (Spec Files): Move section down in file, past
21137 all command-line option descriptions.
21139 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21141 PR middle-end/54809
21142 * doc/gty.texi: Remove documentation of mark_hook.
21143 * gengtype.c (struct write_types_data): Remove code to support
21144 mark_hook attribute.
21145 (walk_type): Likewise.
21146 (write_func_for_structure): Likewise.
21148 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21150 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
21151 Directory Options, and -specs= to Overall Options.
21152 (Overall Options): Adjust similarly. Reorder to group related
21153 options together. Make -specs= cross-reference the spec file details.
21154 (Directory Options): Adjust similarly.
21156 2016-01-12 Jeff Law <law@redhat.com>
21158 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
21160 2016-01-12 Olivier Hainque <hainque@adacore.com>
21162 * gcc.c (spec_undefvar_allowed): New global.
21163 (process_command): Set to true when running for --version or --help,
21165 (getenv_spec_function): When the variable is not defined, use the
21166 variable name as the variable value if we're allowed not to issue
21169 2016-01-12 Bin Cheng <bin.cheng@arm.com>
21171 PR tree-optimization/68911
21172 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
21173 information computed for expression "init + nit * step".
21175 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
21177 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
21178 about name of GCC executable. Remove deleted node from menu.
21179 (Directory Options) <-B>: Remove cross-reference to deleted node.
21180 (Target Options): Delete section.
21182 2016-01-12 Christian Bruel <christian.bruel@st.com>
21185 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
21186 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
21188 2016-01-12 Jakub Jelinek <jakub@redhat.com>
21191 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
21192 aligned_mem is properly set for AVX512-VL floating point masked
21196 * ifcvt.c (cond_exec_process_if_block): When removing the last
21197 insn from then_bb, remove also any possible barriers that follow it.
21199 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
21203 * config/i386/iamcu.h (SIZE_TYPE): New macro.
21204 (PTRDIFF_TYPE): Likewise.
21205 (WCHAR_TYPE): Likewise.
21206 (WCHAR_TYPE_SIZE): Likewise.
21207 (STDINT_LONG32): Likewise.
21209 2016-01-12 Richard Biener <rguenther@suse.de>
21211 PR tree-optimization/69053
21212 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
21213 convert initial value for cond reductions.
21215 2016-01-12 Richard Biener <rguenther@suse.de>
21217 PR tree-optimization/69007
21218 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
21219 widen_sum after dot_prod and sad.
21221 2016-01-12 Richard Biener <rguenther@suse.de>
21223 PR tree-optimization/69168
21224 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
21225 pattern stmt SLP type.
21226 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
21227 end up unused so cope with that case.
21229 2016-01-12 Richard Biener <rguenther@suse.de>
21231 PR tree-optimization/69157
21232 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
21233 stmts def type only during analyze phase.
21234 (vectorizable_call): Likewise.
21235 (vectorizable_simd_clone_call): Likewise.
21236 (vectorizable_conversion): Likewise.
21237 (vectorizable_assignment): Likewise.
21238 (vectorizable_shift): Likewise.
21239 (vectorizable_operation): Likewise.
21240 (vectorizable_store): Likewise.
21241 (vectorizable_load): Likewise.
21243 2016-01-12 Richard Biener <rguenther@suse.de>
21245 PR tree-optimization/69174
21246 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
21248 (vectorizable_load): Properly compute the number of loads needed
21249 for permuted strided SLP loads and do not spuriously assign
21250 to SLP_TREE_VEC_STMTS.
21252 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
21254 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
21255 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
21256 (MD_EXEC_PREFIX): Remove.
21257 (MD_STARTFILE_PREFIX) Removee.
21258 (FILE_NAME_ABSOLUTE_P): Remove.
21259 (CPP_SPEC): Do not read macros from sys/version.h.
21260 (LINK_COMMAND_SPEC): Remove.
21261 (LOCAL_INCLUDE_DIR): Remove.
21262 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
21263 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
21264 (POST_LINK_SPEC): Define to invoke stubify after linker
21265 (LIBSTDCXX): Remove define
21266 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
21267 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
21268 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
21269 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
21270 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
21271 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
21272 (i386_djgpp_asm_named_section): Add propotype of new procedure
21274 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
21275 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
21276 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
21277 in config/i386/djgpp.h).
21278 (STANDARD_STARTFILE_PREFIX_2): Define identical to
21279 STANDARD_STARTFILE_PREFIX_1.
21280 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
21281 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
21282 installation errors.
21283 (MAX_OFILE_ALIGNMENT): Define to 128.
21284 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
21286 * config/i386/djgpp.c: New file. Add implementation of
21287 i386_djgpp_asm_named_section.
21289 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
21291 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
21292 Add rule for building djgpp.o.
21294 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21296 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
21297 (rtx_is_swappable_p): Reductions are swappable.
21298 (insn_is_swappable_p): V2DF reductions are swappable.
21300 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
21302 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
21303 reloads for other unsupported memory operands.
21305 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21306 Jim Wilson <jim.wilson@linaro.org>
21309 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
21310 copy_to_mode_reg instead of force_reg.
21312 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21315 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
21316 TARGET_80387 is true.
21318 2016-01-11 Jakub Jelinek <jakub@redhat.com>
21321 * lra-eliminations.c (move_plus_up): Only move plus up
21322 if subreg of the constant can be simplified into constant
21323 and use the simplified subreg of the constant instead of
21324 the original constant.
21326 * fold-const.c (fold_convertible_p): Don't return true
21327 for conversion of VECTOR_TYPE to same sized integral type.
21328 (fold_convert_loc): Fix up formatting. Fold conversion of
21329 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
21330 instead of NOP_EXPR.
21332 PR tree-optimization/69214
21333 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
21334 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
21337 PR tree-optimization/69207
21338 * tree-vect-slp.c (vect_get_constant_vectors): For
21339 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
21340 fold_convertible_p to vector_type's element type, and always
21341 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
21343 2016-01-11 Richard Biener <rguenther@suse.de>
21345 PR tree-optimization/69173
21346 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
21347 fixup the cycle if all stmts are in a pattern.
21349 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
21351 PR middle-end/68999
21352 * alias.c (base_alias_check): Move check for addresses with
21353 alignment ANDs before the call for compare_base_decls.
21354 (memrefs_conflict_p): Return -1 for different decls
21355 that went through alignment adjustments.
21357 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21359 PR rtl-optimization/68796
21360 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
21361 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
21362 and QImode comparisons against zero with CC_NZmode.
21363 * config/aarch64/iterators.md (short_mask): New mode_attr.
21365 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21367 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
21368 (<avx512>_store<mode>_mask): Likewise.
21370 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
21371 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21373 PR rtl-optimization/68841
21374 * ifcvt.c (struct noce_if_info): Add orig_x field.
21375 (bbs_ok_for_cmove_arith): Add to_rename parameter.
21376 Don't record conflicts on to_rename if it's present.
21377 Allow memory destinations in sets.
21378 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
21379 blocks, passing orig_x to the checks.
21380 (noce_process_if_block): Set if_info->orig_x appropriately.
21382 2016-01-11 Tom de Vries <tom@codesourcery.com>
21384 PR tree-optimization/69069
21385 * tree-parloops.c (create_parallel_loop): Add missing phi args.
21387 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
21389 PR rtl-optimization/68920
21390 * config/i386/i386.c (ix86_option_override_internal): Restrict number
21391 of conditional moves for RTL if-conversion to 1 for
21392 TARGET_ONE_IF_CONV_INSN.
21393 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
21394 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
21395 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
21396 parameter to restirct number of conditional moves for
21398 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
21399 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
21402 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
21405 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
21406 onepart vars. Fix typo in comment. Fix reversed condition in
21408 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
21411 * var-tracking.c (dump_onepart_variable_differences): New.
21412 (dataflow_set_different): If a detailed dump is requested,
21413 delay early returns and dump differences between onepart
21414 variables present before and after, and added variables.
21416 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21419 * expr.c (expand_expr_real_1): For boolean vector constants
21420 with a scalar mode use const_scalar_mask_from_tree.
21421 (const_scalar_mask_from_tree): New.
21422 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
21423 assigned to a mask type to handle constants.
21425 2016-01-11 Martin Jambor <mjambor@suse.cz>
21428 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21429 useless parameters if we cannot change function signature.
21431 2016-01-11 Martin Jambor <mjambor@suse.cz>
21434 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21437 2016-01-11 Tom de Vries <tom@codesourcery.com>
21439 PR tree-optimization/69109
21440 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21443 2016-01-11 Tom de Vries <tom@codesourcery.com>
21445 PR tree-optimization/69108
21446 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21447 res is not used in a phi.
21449 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21452 * common.opt (frandom-seed): Fix parameter name.
21453 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21455 2016-01-11 Tom de Vries <tom@codesourcery.com>
21457 PR tree-optimization/69058
21458 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21461 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21463 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21464 (mcode-density): Likewise.
21466 2016-01-10 Tom de Vries <tom@codesourcery.com>
21468 PR tree-optimization/69062
21469 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21470 (parallelize_loops): Don't paralelize loop that has phi with address
21473 2016-01-10 Tom de Vries <tom@codesourcery.com>
21475 PR tree-optimization/69039
21476 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21479 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21481 PR middle-end/68743
21482 * match.pd: Require target has function_c99_misc before doing
21483 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21485 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21487 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21489 * configure: Regenerate.
21491 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21493 PR middle-end/50865
21494 PR tree-optimization/69097
21495 * fold-const.h (expr_not_equal_to): New prototype.
21496 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21497 (expr_not_equal_to): New function.
21498 * match.pd (X % -Y is the same as X % Y): Don't optimize
21499 unless X is known not to be equal to minimum or Y is known
21500 not to be equal to -1.
21501 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21502 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21503 (simplify_stmt_using_ranges): Adjust caller.
21504 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21505 substitute_and_fold.
21507 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21509 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21512 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21514 PR tree-optimization/69167
21515 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21516 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21518 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21520 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21521 Richard Biener <rguenther@suse.de>
21523 PR tree-optimization/68707
21524 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
21525 instances that can be handled via vect_load_lanes.
21527 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
21529 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
21530 if we can't determine address equivalence.
21531 * alias.c (compare_base_decl): Update for changed return value of
21532 symtab_node::equal_address_to.
21534 2016-01-08 Jason Merrill <jason@redhat.com>
21538 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
21539 * expr.c (store_field): Not here.
21540 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
21541 call with TREE_ADDRESSABLE type.
21542 * tree-cfg.c (verify_gimple_call): Adjust.
21544 2016-01-08 Olivier Hainque <hainque@adacore.com>
21546 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
21549 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21551 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
21552 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
21553 (reduc_smin_v2sf): Rename to...
21554 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
21555 (reduc_splus_v2sf): Rename to...
21556 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
21558 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21560 PR tree-optimization/69162
21561 * gimplify.c (gimplify_va_arg_expr): Encode original type of
21562 valist argument in another argument.
21563 (gimplify_modify_expr): Adjust for the above change. Cleanup.
21564 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
21565 to determine the va_list type, build a MEM_REF instead of
21566 build_fold_indirect_ref.
21568 PR tree-optimization/69172
21569 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
21572 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
21574 PR tree-optimization/67781
21575 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
21576 and cmpnop in two steps: first the ones not accessed in original
21577 gimple expression in a endian independent way and then the ones not
21578 accessed in the final result in an endian-specific way.
21580 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21582 PR tree-optimization/69083
21583 * tree-vect-slp.c (vect_get_constant_vectors): For
21584 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
21585 element type. If op is fold_convertible_p to vector_type's element
21586 type, use NOP_EXPR instead of VCE.
21588 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
21590 PR rtl-optimization/67778
21591 PR rtl-optimization/68634
21592 PR rtl-optimization/68909
21593 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
21594 block from the stack until done with it. Remove a superfluous
21595 bitmap set. Remove a superfluous bitmap test.
21597 2016-01-07 Martin Sebor <msebor@redhat.com>
21600 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
21601 constraint on the type of arguments.
21603 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
21605 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
21606 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
21607 unaligned_access on the gcc_options set.
21608 * config/arm/arm.c (arm_option_override_internal): Use
21609 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
21611 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21614 * config/i386/i386.c (ix86_frame_pointer_required): Enable
21615 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
21617 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21620 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21623 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21624 depending on frame_pointer_needed before remaining integer and SSE
21625 registers are saved.
21627 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
21630 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
21632 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
21635 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
21636 Use the "xBm" constraint.
21637 (float<sseintvecmodelower><mode>2<mask_name><round_name):
21639 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
21640 (sse_cvtsi2ssq<round_name>): Likewise.
21641 (sse_cvtss2si<round_name>): Likewise.
21642 (sse_cvtss2siq<round_name>): Likewise.
21643 (sse2_cvtsi2sdq<round_name>): Likewise.
21644 (sse2_cvtsd2si<round_name>): Likewise.
21645 (sse2_cvtsd2siq<round_name>): Likewise.
21646 * config/i386/subst.md (round_nimm_scalar_predicate): New
21649 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
21651 PR middle-end/67639
21652 * varasm.c (make_decl_rtl): Mark invalid register vars as
21655 PR rtl-optimization/66206
21656 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
21657 All callers changed.
21659 2016-01-07 Jakub Jelinek <jakub@redhat.com>
21661 PR tree-optimization/69141
21662 * tree-ssa-pre.c: Include langhooks.h.
21663 (eliminate_dom_walker::before_dom_children): Use
21664 lang_hooks.decl_printable_name instead of
21665 cgraph_node::get ()->name ().
21667 PR middle-end/68960
21668 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
21669 it and DECL_ALIGN too.
21671 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
21673 * config/mips/mips-ftypes.def: Sort to lexicographical order.
21675 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21678 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21679 depending on frame_pointer_needed before remaining integer and SSE
21680 registers are saved.
21682 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21684 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
21685 mode iterator with VSX_M2.
21686 (*p9_vecstore_<mode>): Likewise.
21687 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
21688 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
21689 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
21690 (define_split for VSX_LE128 stores): Likewise.
21691 (define_peephole2 for TImode LE swaps): Likewise.
21692 (define_split for VSX_LE128 post-reload stores): Likewise.
21694 2016-01-06 Marek Polacek <polacek@redhat.com>
21697 * convert.c (convert_to_integer_1): Adjust call to
21698 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
21699 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
21700 EXPR instead of ARG.
21701 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
21703 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21706 * doc/extend.texi (RL78 Variable Attributes): New section.
21708 2016-01-05 Marek Polacek <polacek@redhat.com>
21711 * builtins.c (get_memmodel): Use expansion point location rather than
21712 the input location. Call warning_at rather than warning.
21713 (expand_builtin_atomic_compare_exchange): Likewise.
21714 (expand_builtin_atomic_load): Likewise.
21715 (expand_builtin_atomic_store): Likewise.
21716 (expand_builtin_atomic_clear): Likewise.
21718 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21721 * config/i386/i386.c (ix86_expand_vector_logical_operator):
21722 Replace nonimmediate_operand with vector_operand.
21723 * config/i386/predicates.md (vector_operand): New predicate.
21724 (general_vector_operand): Replace nonimmediate_operand with
21726 * config/i386/sse.md: Replace nonimmediate_operand with
21727 vector_operand and m constraint with Bm constraint on SSE
21728 patterns with 16-byte memory operand.
21729 * config/i386/subst.md (round_nimm_predicate): Replace
21730 nonimmediate_operand with vector_operand.
21731 (round_saeonly_nimm_predicate): Likewise.
21732 (round_saeonly_nimm_scalar_predicate): New.
21734 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21737 * config/i386/constraints.md (Bm): New constraint.
21738 * config/i386/predicates.md (vector_memory_operand): New
21740 * config/i386/sse.md: Replace xm with xBm in plusminus and
21741 any_logic patterns.
21743 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21746 * doc/extend.texi (V850 Function Attributes): New section.
21747 (V850 Variable Attributes): New section.
21749 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21752 * doc/extend.texi (MicroBlaze Function Attributes): Document
21753 interrupt_handler and fast_interrupt attributes.
21755 2016-01-05 Sergei Trofimovich <siarheit@google.com>
21758 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
21759 for local symbolic operands.
21760 * config/ia64/predicates.md (local_symbolic_operand64): New
21763 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21765 PR rtl-optimization/68651
21766 * combine.c (combine_simplify_rtx): Canonicalize x + x into
21769 2016-01-05 Nathan Sidwell <nathan@acm.org>
21771 * alias.c (compare_base_decls): Use symtab_node::get.
21773 2016-01-05 Nick Clifton <nickc@redhat.com>
21776 * ira-costs.c (copy_cost): Initialise the t_icode field of the
21777 secondary_reload_info structure.
21780 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
21781 decls if weak support is available.
21783 2016-01-04 Martin Sebor <msebor@redhat.com>
21785 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
21787 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21789 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
21790 OPTION_MASK_P9_DFORM.
21792 * config/rs6000/constraints.md (wo constraint): New constraint for
21795 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
21797 (rs6000_init_hard_regno_mode_ok): Likewise.
21799 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
21802 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
21803 expanders not to have constraints. Add support for ISA 3.0 xxperm
21804 instruction. Add support for fusing xxlor with xxperm.
21805 (altivec_vperm_<mode>_internal): Likewise.
21806 (altivec_vperm_v8hiv16qi): Likewise.
21807 (altivec_vperm_<mode>v16q): Likewise.
21808 (altivec_vperm_<mode>_uns): Likewise.
21809 (vperm_v8hiv4si): Likewise.
21810 (vperm_v16qiv8hi): Likewise.
21812 * doc/md.texi (RS/6000 constraints): Document wo constraint.
21814 2016-01-04 Jakub Jelinek <jakub@redhat.com>
21816 Update copyright years.
21818 * gcc.c (process_command): Update copyright notice dates.
21819 * gcov-dump.c (print_version): Ditto.
21820 * gcov.c (print_version): Ditto.
21821 * gcov-tool.c (print_version): Ditto.
21822 * gengtype.c (create_file): Ditto.
21823 * doc/cpp.texi: Bump @copying's copyright year.
21824 * doc/cppinternals.texi: Ditto.
21825 * doc/gcc.texi: Ditto.
21826 * doc/gccint.texi: Ditto.
21827 * doc/gcov.texi: Ditto.
21828 * doc/install.texi: Ditto.
21829 * doc/invoke.texi: Ditto.
21831 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21833 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
21834 modes larger than TImode as TImode if NEON is not enabled.
21836 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21839 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
21840 mode for %f0-%f31 only if TARGET_FPU.
21842 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21845 * config/sparc/sparc.c (scan_record_type): Take into account subfields
21846 to compute the PACKED_P predicate.
21847 (function_arg_record_value): Minor tweaks.
21849 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21851 * doc/install.texi (--with-multilib-list): Describe the meaning of the
21852 option for arm*-*-* targets.
21854 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
21856 * doc/extend.texi (Common Function Attributes): Move docs for
21857 MSP430-specific attributes to....
21858 (MSP430 Function Attributes): ...here. Delete the redundant
21859 entries and copy-edit the remaining text.
21860 (MSP430 Variable Attributes): Use uniform format for index
21861 entries and add a cross-reference to the corresponding function
21864 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
21866 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
21868 (x86 Options): Likewise.
21870 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21874 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
21875 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
21876 to corresponding attribute.
21878 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21880 * doc/extend.texi (Common Function Attributes) <noplt>: Move
21881 to correct alphabetization of table. Copy-edit and correct
21883 <stack_protect>: Likewise.
21884 <target_clones>: Likewise.
21886 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
21887 Correct punctuation.
21888 (Code Gen Options) <-fno-plt>: Copy-edit.
21890 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
21893 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
21894 SI values. Explicitly convert SI to DI and vice-versa.
21896 2016-01-01 Jakub Jelinek <jakub@redhat.com>
21898 PR tree-optimization/69070
21899 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
21900 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
21903 * ubsan.c (ubsan_instrument_float_cast): Call
21904 initialize_sanitizer_builtins.
21907 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
21909 Copyright (C) 2016 Free Software Foundation, Inc.
21911 Copying and distribution of this file, with or without modification,
21912 are permitted in any medium without royalty provided the copyright
21913 notice and this notice are preserved.