1 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
7 PR tree-optimization/71077
8 PR tree-optimization/68542
9 * fold-const.c (fold_relational_const): Fix folding of
10 VECTOR_CST comparisons that have a scalar boolean result type.
11 (selftest::test_vector_folding): New static function.
12 (selftest::fold_const_c_tests): Call it.
14 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
16 * doc/extend.texi (SPU Built-in Functions): Remove stale
17 references to material formerly at IBM and Sony.
19 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
22 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
24 2016-08-26 David Malcolm <dmalcolm@redhat.com>
26 * diagnostic-show-locus.c
27 (selftest::test_fixit_consolidation): New function.
28 (selftest::diagnostic_show_locus_c_tests): Call it.
29 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
30 constructor based on source_range.
32 2016-08-26 David Malcolm <dmalcolm@redhat.com>
34 * diagnostic-color.c (color_dict): Add "fixit-insert" and
36 (parse_gcc_colors): Update description of default GCC_COLORS.
37 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
38 (colorizer::set_fixit_insert): New method.
39 (colorizer::set_fixit_delete): New method.
40 (colorizer::get_color_by_name): New method.
41 (colorizer::STATE_FIXIT_INSERT): New constant.
42 (colorizer::STATE_FIXIT_DELETE): New constant.
43 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
44 fields in favor of new field "m_stop_color". Add fields
45 "m_fixit_insert" and "m_fixit_delete".
46 (colorizer::colorizer): Update for above changes. Replace
47 colorize_start calls with calls to get_color_by_name.
48 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
49 STATE_FIXIT_DELETE. Update for field renamings.
50 (colorizer::finish_state): Simplify by using m_stop_color,
51 rather than multiple identical "*_ce" fields.
52 (colorizer::get_color_by_name): New method.
53 (layout::print_any_fixits): Print insertions and replacements
54 using the "fixit-insert" color, and deletions using the
56 * doc/invoke.texi (-fdiagnostics-color): Update description of
57 default GCC_COLORS, and of the supported capabilities.
59 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
61 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
62 current_function_static_stack_size variable with the static
63 stack frame size of the current function when
64 flag_stack_usage_info is enabled.
66 2016-08-26 Nathan Sidwell <nathan@acm.org>
68 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
69 assignment inside if condition.
71 2016-08-26 Richard Biener <rguenther@suse.de>
73 PR tree-optimization/69047
74 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
75 extracts similar to what FRE does.
76 (non_rewritable_mem_ref_base): Likewise.
78 2016-08-26 Joseph Myers <joseph@codesourcery.com>
80 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
81 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
82 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
83 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
84 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
86 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
87 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
88 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
89 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
90 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
92 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
95 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
96 reservation duration to 15 cycles.
97 (cortex_a8_vfp_macs): Likewise.
98 (cortex_a8_vfp_macd): Likewise.
99 (cortex_a8_vfp_divs): Likewise.
100 (cortex_a8_vfp_divd): Likewise.
102 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
104 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
105 (aarch_macro_fusion_pair_p): Use above to avoid early return.
107 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
108 Martin Jambhor <mjambor@suse.cz>
110 * common.opt: New option -fipa-bit-cp.
111 * doc/invoke.texi: Document -fipa-bit-cp.
112 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
113 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
114 * tree-ssa-ccp.h: New header file.
115 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
116 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
117 Replace all occurences of tree parameter by two new params: signop, int.
118 (bit_value_unop_1): Change to bit_value_unop and export it.
119 Replace all occurences of tree parameter by two new params: signop,
121 (bit_value_binop): Change call from bit_value_binop_1 to
123 (bit_value_assume_aligned): Likewise.
124 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
125 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
127 (ccp_finalize): Skip processing if val->mask == 0.
128 * ipa-cp.c: Include tree-ssa-ccp.h
129 (ipcp_bits_lattice): New class.
130 (ipcp_param_lattice (bits_lattice): New member.
131 (print_all_lattices): Call ipcp_bits_lattice::print.
132 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
133 (initialize_node_lattices): Likewise.
134 (propagate_bits_accross_jump_function): New function.
135 (propagate_constants_accross_call): Call
136 propagate_bits_accross_jump_function.
137 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
138 (ipcp_store_bits_results): New function.
139 (ipcp_driver): Call ipcp_store_bits_results.
140 * ipa-prop.h (ipa_bits): New struct.
141 (ipa_jump_func): Add new member bits of type ipa_bits.
142 (ipa_param_descriptor): Change decl to decl_or_type.
143 (ipa_get_param): Change decl to decl_or_type and assert on
145 (ipa_get_type): New function.
146 (ipcp_transformation_summary): New member bits.
147 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
148 (ipa_populate_param_decls): Likewise.
149 (ipa_dump_param): Likewise.
150 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
152 (ipa_set_jf_unknown): Set ipa_bits::known to false.
153 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
155 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
156 (ipa_write_jump_function): Add streaming for ipa_bits.
157 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
158 (write_ipcp_transformation_info): Add streaming for ipa_bits
160 (read_ipcp_transfomration_info): Add support for reading streamed ipa_bits.
161 (ipcp_update_bits): New function.
162 (ipcp_transform_function): Call ipcp_update_bits.
164 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
166 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
167 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
169 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
171 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
173 2016-08-25 Richard Biener <rguenther@suse.de>
175 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
176 Only add locations in late dwarf.
177 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
178 (dwarf2out_early_finish): But do it here.
180 2016-08-24 Michael Collison <michael.collison@linaro.org>
181 Michael Collison <michael.collison@arm.com>
183 * config/arm/arm-modes.def: Add new condition code mode CC_V
184 to represent the overflow bit.
185 * config/arm/arm.c (maybe_get_arm_condition_code):
186 Add support for CC_Vmode.
187 (arm_gen_unlikely_cbranch): New function to generate common
188 rtl conditional branches for overflow patterns.
189 * config/arm/arm-protos.h: Add prototype for
190 arm_gen_unlikely_cbranch.
191 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
192 addsi3_compareV_upper): New patterns to support signed
193 builtin overflow add operations.
194 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
195 New patterns to support unsigned builtin add overflow operations.
196 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
197 builtin overflow subtract operations,
198 (usubv<mode>4): New patterns to support unsigned builtin subtract
200 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
201 to support builtin overflow negate operations.
203 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
206 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
208 * explow.c (get_dynamic_stack_size): Take known alignment of stack
209 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
212 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
214 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
215 MULTILIB_OPTIONS should be used. Small wording fixes.
216 * genmultilib: Memorize set of all option combinations in
217 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
218 found in MULTILIB_OPTIONS by checking if option set is listed in
219 combination_space. Output new and existing error message to stderr.
221 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
223 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
224 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
225 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
226 (MULTILIB_REUSE): Remove reuse rules for option set including
227 -mfpu=fp-armv8 and -mfpu=vfpv4
229 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
231 * config/arm/t-rtems: Add vfp multilib.
233 2016-08-23 Ian Lance Taylor <iant@golang.org>
235 * config/s390/s390.c (s390_asm_file_start): Call
238 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
240 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
241 initialization of all 0's to the 0 constant, instead of directly
242 generating XOR. Add support for V4SImode vector initialization on
243 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
244 initialization. Change variables used in V4SFmode vector
245 intialization. For V4SFmode vector splat on ISA 3.0, make sure
246 any memory addresses are in index form. Add support for using
247 VSPLTH/VSPLTB to initialize vector short and vector char vectors
248 with all of the same element.
249 (regno_or_subregno): New helper function to return a register
250 number for either REG or SUBREG.
251 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
252 Use regno_or_subregno where possible.
253 (rs6000_split_v4si_init_di_reg): New helper function to build up a
254 DImode value from two SImode values in order to generate V4SImode
255 vector initialization on 64-bit systems with direct move.
256 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
258 (rtx_is_swappable_p): V4SImode vector initialization insn is not
260 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
262 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
263 attributes to initialize V8HImode and V16QImode vectors with the
265 (VSX_SPLAT_COUNT): Likewise.
266 (VSX_SPLAT_SUFFIX): Likewise.
267 (UNSPEC_VSX_VEC_INIT): New unspec.
268 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
269 Allow SFmode values to come from Altivec registers.
270 (vsx_init_v4si): New insn/split for V4SImode vector initialization
271 on 64-bit systems with direct move.
272 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
273 vector initializations, to allow V4SImode vector initializations
274 on 64-bit systems with direct move.
275 (vsx_splat_v4si): Likewise.
276 (vsx_splat_v4si_di): Likewise.
277 (vsx_splat_v4sf): Likewise.
278 (vsx_splat_v4sf_internal): Likewise.
279 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
281 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
282 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
283 initializing V8HImode and V16QImode vectors with the same
285 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
286 optimization if -maltivec=be.
288 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
290 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
291 attribute for alternatives 3 and 4.
293 2016-08-23 David Malcolm <dmalcolm@redhat.com>
295 * selftest.c (selftest::assert_str_contains): New function.
296 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
297 * selftest.h (selftest::assert_str_contains): New decl.
298 (ASSERT_STR_CONTAINS): New macro.
300 2016-08-23 Richard Biener <rguenther@suse.de>
302 PR tree-optimization/77286
303 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
305 (vect_transform_loop): Split exit edges of loop and scalar
306 loop if required and at the appropriate time.
308 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
310 * explow.c (get_dynamic_stack_size): Take known alignment of stack
311 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
313 Correct a typo in a comment.
315 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
317 * config/s390/s390.md ("*andc_split"): New splitter for and with
320 2016-08-23 Richard Biener <rguenther@suse.de>
322 PR tree-optimization/27336
323 * tree-vrp.c (infer_value_range): Handle stmts that can throw
324 by looking for a non-EH edge.
325 (process_assert_insertions_for): Likewise.
327 2016-08-23 Richard Biener <rguenther@suse.de>
330 * statistics.c (statistics_counter_event): Robustify against
333 2016-08-23 Venkataramanan Kumar
335 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
336 for targets amdfam10 and barcelona.
338 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
341 (zero_extend<mode>di2): Ditto.
342 (*zero_extend<mode>si2): Ditto.
343 (*zero_extendqihi2): Ditto.
345 2016-08-22 Joseph Myers <joseph@codesourcery.com>
348 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
349 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
351 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
353 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
354 identical consecutive elements.
355 [SSA_NAME]: Print the name's def stmt on its own line. When printing
356 the node's def stmt, avoid printing an unwanted trailing newline by
357 replacing the call to print_gimple_stmt() with its inlined body and
358 adjusting it to not set pp_needs_newline and to call pp_flush()
359 instead of pp_newline_and_flush().
361 2016-08-22 Joseph Myers <joseph@codesourcery.com>
363 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
364 (float32_type_node, float64_type_node, float32x_type_node)
365 (float128x_type_node): New macros.
366 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
367 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
368 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
369 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
370 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
371 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
372 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
373 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
374 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
375 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
376 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
377 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
378 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
379 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
380 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
381 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
382 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
383 (copysign, fabs, huge_val, inf, nan, nans): Use it.
384 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
386 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
387 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
388 * doc/extend.texi (Other Builtins): Document these built-in
390 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
393 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
395 * doc/install.texi (Binaries): www.opencsw.org now uses https.
397 2016-08-22 Richard Biener <rguenther@suse.de>
399 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
401 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
405 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
406 non-SSE2 athlons only, otherwise prefer SSE prefetches.
408 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
410 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
411 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
412 (vrp_visit_switch_stmt): Likewise.
413 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
414 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
415 (vrp_visit_stmt): Use extract_range_from_stmt.
416 (vrp_visit_phi_node): Use extract_range_from_phi_node.
418 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
420 * Makefile.in: Add tree-vrp.h to GTFILES.
421 * gengtype.c (open_base_files): Add tree-vrp.h.
422 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
423 * builtins.c: Likewise.
424 * fold-const.c: Likewise.
425 * gimple-builder.c: Likewise.
426 * gimple-laddress.c: Likewise.
427 * hsa-gen.c: Likewise.
428 * internal-fn.c: Likewise.
430 * targhooks.c: Liewise,
431 * tree-ssa-address.c: Likewise.
432 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
433 * tree-vrp.c (struct value_range): Move to tree-vrp.h
434 * tree-vrp.h: New file.
436 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
438 PR tree-optimization/61839
439 * tree-vrp.c (two_valued_val_range_p): New.
440 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
441 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
442 Also Convert VAR BINOP CST where VAR is two-valued to
443 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
445 2016-08-19 David Malcolm <dmalcolm@redhat.com>
447 * diagnostic-show-locus.c
448 (layout::annotation_line_showed_range_p): New method.
449 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
450 Reimplement case fixit_hint::REPLACE to cover removals, and
451 replacements where the range of the replacement isn't one
452 of the ranges in the rich_location.
453 (test_one_liner_fixit_replace): Likewise.
454 (selftest::test_one_liner_fixit_replace_non_equal_range): New
456 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
458 (selftest::test_diagnostic_show_locus_one_liner): Call the new
460 * diagnostic.c (print_parseable_fixits): Remove case
463 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/i386.c (ix86_option_override_internal): Remove
467 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
468 Enable SSE prefetch also for TARGET_PREFETCHWT1.
469 Do not try to enable TARGET_PRFCHW ISA flag here.
470 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
471 Rewrite expander function body.
472 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
474 2016-08-19 Joseph Myers <joseph@codesourcery.com>
477 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
478 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
479 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
480 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
481 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
482 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
483 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
484 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
485 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
487 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
489 (struct floatn_type_info): New structure type.
490 (floatn_nx_types): New variable declaration.
491 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
492 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
493 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
494 * tree.c (floatn_nx_types): New variable.
495 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
496 corresponding complex types.
497 * target.def (floatn_mode): New hook.
498 * targhooks.c: Include "real.h".
499 (default_floatn_mode): New function.
500 * targhooks.h (default_floatn_mode): New prototype.
501 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
503 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
504 effective-target and dg-add-options keywords.
505 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
506 Document new effective-target keywords.
507 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
508 * doc/tm.texi: Regenerate.
509 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
510 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
511 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
513 * real.h (struct real_format): Add field ieee_bits.
514 * real.c (ieee_single_format, mips_single_format)
515 (motorola_single_format, spu_single_format, ieee_double_format)
516 (mips_double_format, motorola_double_format)
517 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
518 (ieee_extended_intel_128_format)
519 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
520 (mips_extended_format, ieee_quad_format, mips_quad_format)
521 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
522 (decimal_double_format, decimal_quad_format, ieee_half_format)
523 (arm_half_format, real_internal_format: Initialize ieee_bits
525 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
526 float128_type_node. Set float80_type_node to float64x_type_node
527 if appropriate and long_double_type_node not appropriate.
528 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
529 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
530 Initialize ieee_bits field.
531 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
532 (rs6000_init_builtins): Set ieee128_float_type_node to
534 (rs6000_floatn_mode): New function.
536 2016-08-19 Jakub Jelinek <jakub@redhat.com>
538 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
539 _rdseed64_step): Uglify argument names and/or local variable names
541 * config/i386/rtmintrin.h (_xabort): Likewise.
542 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
543 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
544 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
545 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
546 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
547 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
548 _mm_maskz_ternarylogic_epi32): Likewise.
549 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
550 __lwpins32, __lwpins64): Likewise.
551 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
552 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
553 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
554 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
555 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
556 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
557 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
558 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
559 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
560 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
561 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
562 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
563 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
564 _mm256_mask_i64gather_epi32): Likewise.
565 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
566 * config/i386/ia32intrin.h (__writeeflags): Likewise.
567 * config/i386/pkuintrin.h (_wrpkru): Likewise.
568 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
569 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
570 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
571 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
572 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
573 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
574 _mm512_mask_prefetch_i64scatter_ps): Likewise.
575 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
576 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
577 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
578 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
579 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
580 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
581 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
582 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
584 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
586 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
587 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
589 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
590 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
592 (_rdpkru_u32): Add space after function name.
594 * config/i386/t-i386 (i386-c.o): Don't depend on
595 i386-builtin-types.inc.
596 (i386.o): Depend on i386-builtin-types.inc.
598 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
601 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
602 Use const_vec_duplicate to check for duplicated elements.
604 2016-08-19 Richard Biener <rguenther@suse.de>
606 PR tree-optimization/77290
607 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
608 Fix flag_tree_parallelize_loops check.
610 2016-08-19 Richard Biener <rguenther@suse.de>
612 * match.pd (x | 0 -> x): Add.
614 2016-08-19 Richard Biener <rguenther@suse.de>
616 PR tree-optimization/77286
617 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
618 Deal with virtual PHIs being out-of-order.
620 2016-08-18 David Malcolm <dmalcolm@redhat.com>
622 * doc/invoke.texi (fverbose-asm): Note that source code lines
623 are emitted, and provide an example.
624 * final.c (asm_show_source): New function.
625 (final_scan_insn): Call asm_show_source.
627 2016-08-18 David Malcolm <dmalcolm@redhat.com>
629 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
630 param with diagnostic_kind.
631 (class colorizer): Similarly replace field m_diagnostic with
633 (colorizer::colorizer): Replace diagnostic
634 param with diagnostic_kind.
635 (colorizer::begin_state): Update for above field change.
636 (layout::layout): Replace diagnostic param with rich_location *
638 (diagnostic_show_locus): Replace diagnostic param with richloc
640 (class selftest::test_diagnostic_context): New class.
641 (selftest::test_diagnostic_show_locus_unknown_location): New
643 (selftest::test_one_liner_simple_caret): New function.
644 (selftest::test_one_liner_caret_and_range): New function.
645 (selftest::test_one_liner_multiple_carets_and_ranges): New
647 (selftest::test_one_liner_fixit_remove): New function.
648 (selftest::test_one_liner_fixit_replace): New function.
649 (selftest::test_diagnostic_show_locus_one_liner): New function.
650 (selftest::diagnostic_show_locus_c_tests): Call the new test
652 * diagnostic.c (diagnostic_initialize): Initialize
653 colorize_source_p, show_ruler_p and parseable_fixits_p.
654 (default_diagnostic_finalizer): Update for change to
655 diagnostic_show_locus.
656 (diagnostic_append_note): Likewise.
657 * diagnostic.h (diagnostic_show_locus): Replace
658 const diagnostic_info * param with location * and diagnostic_t.
660 2016-08-18 David Malcolm <dmalcolm@redhat.com>
662 * input.c (saved_line_table): New global.
663 (class selftest::temp_line_table): Rename to line_table_test and
664 move declaration to selftest.h, and drop field m_old_line_table.
665 (selftest::temp_line_table::temp_line_table): Rename ctor to...
666 (selftest::line_table_test::line_table_test): ...this. Add a
667 default ctor. Store current value of line_table within
669 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
670 (selftest::line_table_test::~line_table_test): ...this, and
671 restore line_table from the saved_line_table, rather than
673 (selftest::test_accessing_ordinary_linemaps): Update for above
675 (selftest::test_lexer): Likewise.
676 (struct selftest::lexer_test): Likewise.
677 (selftest::lexer_test::lexer_test): Likewise.
678 (selftest::input_c_tests): Move the looping over test cases from
680 (selftest::for_each_line_table_case): New function.
681 * input.h (saved_line_table): New decl.
682 * selftest.h (struct selftest::line_table_case): New forward decl.
683 (class selftest::line_table_test): New class, moved here from
684 selftest::temp_line_table in input.c, and renamed.
685 (selftest::for_each_line_table_case): New decl.
687 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
690 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
692 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
695 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
696 enclosing parallel construct for reduction variables on OpenACC loop
699 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
701 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
702 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
704 (function_to_dwarf_procedure): Update comment.
706 2016-08-18 David Malcolm <dmalcolm@redhat.com>
708 * input.c (diagnostics_file_cache_forcibly_evict_file): New
710 * input.h (diagnostics_file_cache_forcibly_evict_file): New
712 * selftest.c (selftest::temp_source_file::~temp_source_file):
713 Evict m_filename from the diagnostic file cache.
715 2016-08-18 Richard Biener <rguenther@suse.de>
717 * tree-pass.h (make_pass_materialize_all_clones): Declare.
718 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
719 make_pass_materialize_all_clones): New simple IPA pass encapsulating
720 clone materialization.
721 * passes.def (all_late_ipa_passes): Start with
722 pass_materialize_all_clones.
723 * cgraphunit.c (symbol_table::compile): Remove call to
724 materialize_all_clones.
725 * tree-into-ssa.c: Include statistics.h.
726 (update_ssa): Count number of times we do incremental/rewrite
729 2016-08-18 Richard Biener <rguenther@suse.de>
731 PR tree-optimization/77282
732 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
733 When doing auto-parallelizing also prevent use of PHIs that
734 carry dependences across loop backedges.
736 2016-08-18 Tamar Christina <tamar.christina@arm.com>
737 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
739 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
741 2016-08-18 Richard Biener <rguenther@suse.de>
743 * ssa-iterators.h (ssa_vuse_operand): New inline.
744 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
745 (predicate_all_scalar_phis): Use remove_phi_node to remove
746 phi nodes predicated. Delay removing virtual PHIs.
747 (predicate_mem_writes): Update virtual operands.
748 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
749 (tree_if_conversion): Do not rewrite virtual SSA form.
750 * tree-phinodes.c (release_phi_node): Make static.
751 * tree-phinodes.h (release_phi_node): Remove.
753 2016-08-18 Jakub Jelinek <jakub@redhat.com>
755 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
756 codes that appear in bdesc_* arrays, instead include i386-builtin.def
757 twice to define those.
758 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
759 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
760 bdesc_multi_arg): Define by including i386-builtin.def the third time.
761 * config/i386/i386-builtin.def: New file.
763 2016-08-17 David Malcolm <dmalcolm@redhat.com>
765 * input.c (get_source_range_for_char): Rename to...
766 (selftest::get_source_range_for_char): ...this, and move within
767 the #if CHECKING_P guard.
768 (get_num_source_ranges_for_substring): Rename to...
769 (selftest::get_num_source_ranges_for_substring): ...this, move
770 within the #if CHECKING_P guard, and make static.
771 (selftest::assert_num_substring_ranges): Initialize
774 2016-08-18 Alan Modra <amodra@gmail.com>
776 PR rtl-optimization/72771
777 * reload.c (find_reloads): Don't assume that a subreg mem is OK
778 when find_reloads_toplev returns address_reloaded==-1.
779 (alternative_allows_const_pool_ref): Update comment.
781 2015-08-17 Alan Hayward <alan.hayward@arm.com>
783 PR tree-optimization/71752
784 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
785 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
787 2016-08-17 Jakub Jelinek <jakub@redhat.com>
789 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
790 instead of testing ECF_NORETURN bit in gimple_call_flags.
791 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
792 * predict.c (tree_bb_level_predictions): Likewise.
793 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
796 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
797 turning a call into __builtin_unreachable-like noreturn call, adjust
798 gimple_call_set_fntype.
799 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
800 gimple_call_fntype has void return type.
802 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
804 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
805 maybe_lookup_decl, to handle nested acc loop directives.
807 2016-08-17 Richard Biener <rguenther@suse.de>
809 PR tree-optimization/76490
810 * tree-vrp.c (update_value_range): Preserve overflow infinities
811 when intersecting with ranges from get_range_info.
812 (operand_less_p): Handle overflow infinities correctly.
813 (value_range_constant_singleton): Use vrp_operand_equal_p
814 to handle overflow max/min correctly.
815 (vrp_valueize): Likewise.
816 (union_ranges): Likewise.
817 (intersect_ranges): Likewise.
818 (vrp_visit_phi_node): Improve iteration limitation to only
819 apply when we'll possibly re-visit the PHI via a changed argument
822 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
824 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
825 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
826 rather than those that should not be built.
828 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
831 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
833 2016-08-17 Richard Biener <rguenther@suse.de>
835 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
836 (verify_vssa): New function verifying virtual SSA form.
837 (verify_ssa): Call it.
838 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
839 Do not apply loop-closed SSA handling to virtuals.
840 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
841 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
842 when rewriting their symbol.
843 (prepare_def_site_for): Likewise.
844 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
845 operands of moved stmts.
847 2016-08-17 Richard Biener <rguenther@suse.de>
849 PR tree-optimization/23855
850 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
851 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
852 find guards to hoist. Do not update SSA form but rewrite virtuals
853 into loop closed SSA.
854 (find_loop_guard): Adjust to skip already hoisted guards. Do
855 not mark virtuals for renaming or update SSA form.
857 2016-08-17 Martin Liska <mliska@suse.cz>
859 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
860 a LONG_LONG_TYPE_SIZE comparison.
861 * gcov-io.h: Remove macro definitions.
862 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
863 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
866 2016-08-16 Jakub Jelinek <jakub@redhat.com>
868 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
869 that builtins not mentioned in bdesc_* arrays come first, then
870 the ones mentioned in bdesc_* arrays in the order they appear in
871 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
872 IX86_BUILTIN__BDESC_*_LAST enumerator.
873 (bdesc_mpx): Fix up a comment typo.
874 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
875 __builtin_ia32_vpcomneu[bwdq] builtins.
876 (BDESC_VERIFY, BDESC_VERIFYS): Define.
877 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
878 enum ix86_builtins ordering.
879 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
880 for direct bdesc_* array member access instead of searching all the
881 arrays until an fcode match is found.
883 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
886 pattern as define_insn_and_split. Split insn before reload to
888 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
889 <shift_insn><mode>3_1.
890 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
891 <rotate_insn><mode>3_1.
893 2016-08-16 David Malcolm <dmalcolm@redhat.com>
896 * input.c (get_source_range_for_substring): Rename to...
897 (get_source_location_for_substring): ...this, adding param
898 "caret_idx", and converting output param from source_range * to
900 (get_source_range_for_char): New function.
901 (get_num_source_ranges_for_substring): Update comment to reflect
903 (assert_char_at_range): Update to use get_source_range_for_char
904 rather than get_source_range_for_substring.
905 (test_lexer_string_locations_concatenation_2): Likewise.
906 * substring-locations.h (get_source_range_for_substring): Rename
908 (get_source_location_for_substring): ...this, and adding param
909 "caret_idx", and converting output param from source_range * to
912 2016-08-16 David Malcolm <dmalcolm@redhat.com>
914 * input.c (class selftest::temp_source_file): Move to
916 (selftest::temp_source_file::temp_source_file): Move to
918 (selftest::temp_source_file::~temp_source_file): Likewise.
919 * selftest.c (selftest::temp_source_file::temp_source_file): Move
921 (selftest::temp_source_file::~temp_source_file): Likewise.
922 * selftest.h (class selftest::temp_source_file): Move here from
925 2016-08-16 Jakub Jelinek <jakub@redhat.com>
928 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
929 inlining, add cgraph edge for the added __builtin_unreachable call.
932 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
933 only cast it to SHWI for the final comparison.
935 2016-08-16 Martin Liska <mliska@suse.cz>
937 PR gcov-profile/36412
938 * doc/gcov.texi: Document --hash-filenames(-x).
939 * gcov.c (print_usage): Add the option.
940 (process_args): Process the option, sort options alphabetically.
941 (md5sum_to_hex): New function.
942 (make_gcov_file_name): Do the md5sum and append it to a
945 2016-08-16 Bin Cheng <bin.cheng@arm.com>
947 PR tree-optimization/69848
948 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
949 and swtich operands to avoid additional NOT instruction.
950 (vcond<v_cmp_mixed><mode>): Ditto.
951 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
953 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
955 * doc/install.texi (*-*-solaris2*): Adjust latest change.
957 2016-08-16 Richard Biener <rguenther@suse.de>
959 PR tree-optimization/76783
960 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
961 BB visited flags at start.
963 2016-08-16 Bin Cheng <bin.cheng@arm.com>
965 PR tree-optimization/72817
966 PR tree-optimization/73450
967 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
968 multiple_of_p for adjusted IV.base.
970 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
974 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
975 for !flag_finite_math_only or flag_signed_zeros.
976 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
977 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
978 depend on flag_finite_math_only.
979 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
981 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
982 (*ieee_smin<mode>3): Ditto.
983 (*ieee_smax<mode>3): Ditto.
984 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
985 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
987 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
988 depend on flag_finite_math_only.
989 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
990 (*mmx_<code>v2sf3): Remove.
991 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
992 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
993 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
995 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
997 PR rtl-optimization/73650
998 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
999 it is not a simple move.
1001 2016-08-15 Martin Liska <mliska@suse.cz>
1004 * gcc.c (do_spec_1): Call save_string with the right size.
1005 (save_string): Do an assert about string we copy.
1007 2016-08-15 Richard Biener <rguenther@suse.de>
1009 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
1010 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
1012 (pass_data_stv): Likewise.
1014 2016-08-15 Richard Biener <rguenther@suse.de>
1016 PR tree-optimization/73434
1017 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1018 TBAA info on the base when forwarding a non-invariant address.
1020 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1022 * dwarf2out.c (struct checksum_attributes): Add
1023 at_string_length_bit_size and at_string_length_byte_size fields.
1024 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
1025 and DW_AT_string_length_byte_size.
1026 (die_checksum_ordered): Handle at_string_length_bit_size and
1027 at_string_length_byte_size.
1028 (gen_array_type_die): For dwarf_version >= 5 emit
1029 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1030 (adjust_string_types): For dwarf_version >= 5 remove
1031 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1032 (resolve_addr): Likewise.
1035 * dwarf2out.c (string_types): New variable.
1036 (gen_array_type_die): Change early_dwarf handling of
1037 DW_AT_string_length, create DW_OP_call4 referencing the
1038 length var temporarily. Handle parameters that are pointers
1040 (adjust_string_types): New function.
1041 (gen_subprogram_die): Temporarily set string_types to local var,
1042 call adjust_string_types if needed.
1043 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1045 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1047 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1049 * doc/install.texi (*-*-solaris2*): Fix version number and document
1050 requirement on GNU make for building libjava with the Solaris linker.
1052 2016-08-15 Martin Liska <mliska@suse.cz>
1053 Jakub Jelinek <jakub@redhat.com>
1055 PR tree-optimization/72824
1056 * tree-loop-distribution.c (const_with_all_bytes_same)
1057 <case VECTOR_CST>: Fix a typo.
1059 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1063 Renamed from _mm512_undefined_si512.
1064 (_mm_undefined_si512): New definition.
1066 2016-08-13 Richard Biener <rguenther@suse.de>
1068 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
1069 into PHIs and update the lattice for its def.
1071 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1074 * ubsan.c (instrument_si_overflow): Pass true instead of false
1076 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1077 of bbs. Return TODO_cleanup_cfg if any returned true.
1079 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1081 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
1082 ISA 3.0 MTVSRDD instruction.
1083 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
1086 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1088 PR tree-optimization/71083
1089 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
1090 bitfield access when possible.
1092 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
1095 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
1096 sign-changing cast from a shorter unsigned type to a wider
1099 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1101 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
1102 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
1103 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
1105 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1107 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1108 Correct costs for vec_construct.
1110 2016-08-12 Bin Cheng <bin.cheng@arm.com>
1112 PR tree-optimization/69848
1113 * tree-vectorizer.h (enum vect_def_type): New condition reduction
1114 type CONST_COND_REDUCTION.
1115 * tree-vect-loop.c (vectorizable_reduction): Support new condition
1116 reudction type CONST_COND_REDUCTION.
1118 2016-08-12 Richard Biener <rguenther@suse.de>
1120 PR tree-optimization/57326
1121 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
1122 returning an SSA name.
1123 (phi_translate_1): When fully_constant_expression returns a NAME
1124 make sure we have a leader for it.
1126 2016-08-12 Martin Liska <mliska@suse.cz>
1127 Adam Fineman <afineman@afineman.com>
1129 * gcov.c (process_file): Create .gcov file when .gcda
1132 2016-08-12 Marek Polacek <polacek@redhat.com>
1135 * alias.c (find_base_value): Adjust fall through comment.
1136 * cfgexpand.c (expand_debug_expr): Likewise.
1137 * combine.c (find_split_point): Likewise.
1138 (expand_compound_operation): Likewise. Add FALLTHRU.
1139 (make_compound_operation): Adjust fall through comment.
1140 (canon_reg_for_combine): Add FALLTHRU.
1141 (force_to_mode): Adjust fall through comment.
1142 (simplify_shift_const_1): Likewise.
1143 (simplify_comparison): Likewise.
1144 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
1146 * config/aarch64/predicates.md: Likewise.
1147 * config/i386/i386.c (function_arg_advance_32): Likewise.
1148 (ix86_gimplify_va_arg): Likewise.
1149 (print_reg): Likewise.
1150 (ix86_print_operand): Likewise.
1151 (ix86_build_const_vector): Likewise.
1152 (ix86_expand_branch): Likewise.
1153 (ix86_sched_init_global): Adjust fall through comment.
1154 (ix86_expand_args_builtin): Add FALLTHRU.
1155 (ix86_expand_builtin): Likewise.
1156 (ix86_expand_vector_init_one_var): Likewise.
1157 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1158 (rs6000_adjust_cost): Likewise.
1159 (insn_must_be_first_in_group): Likewise.
1160 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
1161 * dbxout.c (dbxout_symbol): Adjust fall through comment.
1162 * df-scan.c (df_uses_record): Likewise.
1163 * dojump.c (do_jump): Add FALLTHRU.
1164 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
1166 (resolve_args_picking_1): Adjust fall through comment.
1167 (loc_list_from_tree_1): Likewise.
1168 * expmed.c (make_tree): Likewise.
1169 * expr.c (expand_expr_real_2): Add FALLTHRU.
1170 (expand_expr_real_1): Likewise. Adjust fall through comment.
1171 * fold-const.c (const_binop): Adjust fall through comment.
1172 (fold_truth_not_expr): Likewise.
1173 (fold_cond_expr_with_comparison): Add FALLTHRU.
1174 (fold_binary_loc): Likewise.
1175 (contains_label_1): Adjust fall through comment.
1176 (multiple_of_p): Likewise.
1177 * gcov-tool.c (process_args): Add FALLTHRU.
1178 * genattrtab.c (check_attr_test): Likewise.
1179 (write_test_expr): Likewise.
1180 * genconfig.c (walk_insn_part): Likewise.
1181 * genpreds.c (validate_exp): Adjust fall through comment.
1182 (needs_variable): Likewise.
1183 * gensupport.c (get_alternatives_number): Add FALLTHRU.
1184 (subst_dup): Likewise.
1185 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
1186 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
1187 (gimplify_scan_omp_clauses): Add FALLTHRU.
1188 (goa_stabilize_expr): Likewise.
1189 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
1191 * hsa-gen.c (get_address_from_value): Likewise.
1192 * ipa-icf.c (sem_function::hash_stmt): Likewise.
1193 * ira.c (ira_setup_alts): Add FALLTHRU.
1194 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
1196 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
1197 * opts.c (common_handle_option): Likewise.
1198 * read-rtl.c (read_rtx_code): Likewise.
1199 * real.c (round_for_format): Likewise.
1200 * recog.c (asm_operand_ok): Likewise.
1201 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
1202 * reload1.c (set_label_offsets): Likewise.
1203 (eliminate_regs_1): Likewise.
1204 (reload_reg_reaches_end_p): Likewise.
1205 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
1206 (rtx_cost): Likewise.
1207 * sched-rgn.c (is_exception_free): Likewise.
1208 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
1209 * stor-layout.c (int_mode_for_mode): Likewise.
1210 * toplev.c (print_to_asm_out_file): Likewise.
1211 (print_to_stderr): Likewise.
1212 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1213 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1214 (chrec_fold_multiply): Likewise.
1215 (evolution_function_is_invariant_rec_p): Likewise.
1216 (for_each_scev_op): Likewise.
1217 * tree-data-ref.c (siv_subscript_p): Likewise.
1218 (get_references_in_stmt): Likewise.
1219 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1220 (substitute_in_expr): Likewise.
1221 (type_cache_hasher::equal): Likewise.
1222 (walk_type_fields): Likewise.
1223 * var-tracking.c (adjust_mems): Add FALLTHRU.
1224 (set_dv_changed): Adjust fall through comment.
1225 * varasm.c (default_function_section): Add FALLTHRU.
1227 2016-08-12 Marek Polacek <polacek@redhat.com>
1230 * tree-complex.c (expand_complex_division): Add missing break.
1232 2016-08-12 Richard Biener <rguenther@suse.de>
1234 * passes.c (execute_todo): Do not push/pop TV_TODO.
1235 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1236 (execute_one_pass): Likewise.
1237 * common.opt (ftime-report-details): New switch.
1238 * doc/invoke.texi (ftime-report-details): Document.
1239 * timevar.h (timer::print_row): Adjust signature.
1240 (timer::all_zero): New static helper.
1241 (timer::child_map_t): New typedef.
1242 (timer::time_var_def): Add children field.
1243 * timevar.c (timer::named_items::print): Adjust.
1244 (timer::~timer): Free timevar recorded children.
1245 (timer::pop_internal): When -ftime-report-details record
1246 time spent in sub-timevars.
1247 (timer::print_row): Adjust.
1248 (timer::print): Print sub-timevar stats, use all_zero.
1249 * timevar.def (TV_TODO): Remove.
1251 2016-08-12 Richard Biener <rguenther@suse.de>
1253 PR tree-optimization/72851
1254 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1255 worklists to use bitmaps indexed in execution order.
1256 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1257 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1258 (cfg_blocks): Make a bitmap.
1259 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1261 (cfg_blocks_empty_p): Adjust.
1262 (cfg_blocks_add): Likewise.
1263 (cfg_blocks_get): Likewise.
1264 (add_ssa_edge): Likewise.
1265 (add_control_edge): Likewise.
1266 (simulate_stmt): Likewise.
1267 (process_ssa_edge_worklist): Likewise.
1268 (simulate_block): Likewise.
1269 (ssa_prop_init): Compute PRE order and stmt UIDs.
1270 (ssa_prop_fini): Adjust.
1271 (ssa_propagate): Adjust.
1273 2016-08-12 Richard Biener <rguenther@suse.de>
1275 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1276 the currently executable edges have fixed ranges. Always
1277 go through update_value_range.
1279 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1283 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1284 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1285 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1286 (LANG_HOOKS_DECLS): Add it.
1287 * langhooks.h (struct lang_hooks_for_decls): Add
1288 function_decl_defaulted. Const_tree-ify
1289 function_decl_explicit_p and function_decl_deleted_p.
1290 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1291 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1292 also at strict DWARF v5.
1295 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1296 TYPE_QUAL_CONST in reference-typed decls.
1299 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1300 in DW_OP_pieces, just enough to handle pointers to member
1302 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1303 expression on DWARFv5 if a constant value doesn't work.
1305 2016-08-11 David Malcolm <dmalcolm@redhat.com>
1307 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
1308 * selftest.c (selftest::test_assertions): New function.
1309 (selftest::selftest_c_tests): New function.
1310 * selftest.h (selftest::selftest_c_tests): New declaration.
1312 2016-08-11 Richard Biener <rguenther@suse.de>
1313 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1315 PR rtl-optimization/72855
1316 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
1318 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1321 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1322 (vsx_store_<mode>): Likewise.
1324 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1326 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
1327 TImode CONST_WIDE_INT store.
1328 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
1330 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1332 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
1333 mode if unaligned SSE load and store are optimal.
1335 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1337 PR tree-optimization/71083
1338 * tree-predcom.c (ref_at_iteration): Correctly align the
1341 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1343 * config/s390/s390-builtin-types.def: Add INT128 types.
1344 * config/s390/s390-builtins.def: Add INT128 variants for the add
1345 sub low-level builtins dealing with TImode.
1346 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1347 via subreg when expanding a builtin.
1348 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1349 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1351 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1352 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1353 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1354 "vacc<bhfgq>_<mode>".
1355 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1356 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1357 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1358 "vscbi<bhfgq>_<mode>".
1359 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1360 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1362 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1364 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1366 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1368 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
1370 (vcond<v_cmp_mixed><mode>): Ditto.
1371 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1373 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1375 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
1376 variable explicitly, also assert on it before use.
1378 2016-08-11 Richard Biener <rguenther@suse.de>
1380 PR tree-optimization/72772
1381 * cfgloopmanip.c (create_preheader): Use split_edge if there
1382 is a single loop entry, avoiding degenerate PHIs.
1384 2016-08-11 Richard Biener <rguenther@suse.de>
1386 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
1387 unconditional TODO_cleanup_cfg.
1388 (pass_thread_jumps::execute): Initialize loops, perform a CFG
1389 cleanup only if we threaded a jump.
1391 2016-08-11 Alan Modra <amodra@gmail.com>
1394 * lra-constraints.c (simplify_operand_subreg): Allow subreg
1395 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
1396 slow. Emit two reloads for slow mem case, first loading in
1397 fast innermode, then converting to required mode.
1399 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1401 * config/rs6000/altivec.h (vec_extract_exp): New macro.
1402 (vec_extract_sig): New macro.
1403 (vec_insert_exp): New macro.
1404 (vec_test_data_class): New macro.
1405 (scalar_extract_exp): New macro.
1406 (scalar_extract_sig): New macro.
1407 (scalar_insert_exp): New macro.
1408 (scalar_test_data_class): New macro.
1409 (scalar_test_neg): New macro.
1410 (scalar_cmp_exp_gt): New macro.
1411 (scalar_cmp_exp_lt): New macro.
1412 (scalar_cmp_exp_eq): New macro.
1413 (scalar_cmp_exp_unordered): New macro.
1414 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
1415 to enforce constraint that operand is a 7-bit unsigned literal.
1416 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
1417 for power9 built-ins.
1418 (BU_P9V_VSX_2): Likewise.
1419 (BU_P9V_64BIT_VSX_2): Likewise.
1420 (VSEEDP): Add scalar extract exponent support.
1421 (VSEESP): Add scalar extract signature support.
1422 (VSTDCNDP): Add scalar test negative support.
1423 (VSTDCNSP): Likewise.
1424 (VSIEDP): Add scalar insert exponent support.
1425 (VSCEDPGT): Add scalar compare exponent greater than support.
1426 (VSCEDPLT): Add scalar compare exponent less than support.
1427 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
1428 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
1429 (VSTDCDP): Add scalar test data class support.
1430 (VSTDCSP): Likewise.
1431 (VSEEDP): Add overload support for scalar extract exponent
1433 (VSESDP): Add overload support for scalar extract signature
1435 (VSTDCN): Add overload support for scalar test negative
1437 (VSTDCNDP): Add overload support for scalar test negative
1439 (VSTDCNSP): Add overload support for scalar test negative
1441 (VSIEDP): Add overload support for scalar insert exponent
1443 (VSTDC): Add overload support for scalar test data class
1445 (VSTDCDP): Add overload support for scalar test data class
1447 (VSTDCSP): Add overload support for scalar test data class
1449 (VSCEDPGT): Add overload support for scalar compare exponent
1450 greater than operation.
1451 (VSCEDPLT): Add overload support for scalar compare exponent
1452 less than operation.
1453 (VSCEDPEQ): Add overload support for scalar compare exponent
1454 test-for-equality operation.
1455 (VSCEDPUO): Add overload support for scalar compare exponent
1456 test-for-unordered operation.
1457 (VEEDP): Add vector extract exponent support.
1459 (VESDP): Add vector extract significand support.
1461 (VIEDP): Add vector insert exponent support.
1463 (VTDCDP): Add vector test data class support.
1465 (VES): Add overload support for vector extract significand operation.
1468 (VEE): Add overload support for vector extract exponent operation.
1471 (VTDC): Add overload support for vector test data class operation.
1474 (VIE): Add overload support for vector insert exponent operation.
1477 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1478 overloaded binary floating point functions.
1479 (altivec_resolve_overloaded_builtin): Improve error messages to
1480 distinguish between functions not supported in the current
1481 compiler configuration and functions that were invoked with an
1482 invalid parameter combination, and include the built-in function
1483 name in both error messages.
1484 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
1486 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
1488 (rs6000_expand_binop_builtin): Add check to enforce that argument
1489 2 of the test data class operations is a 7-bit unsigned literal.
1490 (rs6000_invalid_builtin): Add code to issue an error message if a
1491 built-in function that requires the power9_vector and -m32
1492 command-line options is compiled without these options.
1493 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
1494 (UNSPEC_VSX_SXSIGDP): New value.
1495 (UNSPEC_VSX_SXSIGPDP): New value.
1496 (UNSPEC_VSX_SIEXPDP): New value.
1497 (UNSPEC_VSX_SCMPEXPDP): New value.
1498 (UNSPEC_VSX_STSTDC): New value.
1499 (UNSPEC_VSX_VXEXP): New value.
1500 (UNSPEC_VSX_VXSIG): New value.
1501 (UNSPEC_VSX_VIEXP): New value.
1502 (UNSPEC_VSX_VTSTDC): New value.
1503 (xsxexpdp): New insn for scalar extract exponent.
1504 (xsxsigdp): New insn for scalar extract significand.
1505 (xsiexpdp): New insn for scalar insert exponent.
1506 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
1507 (*xscmpexpdp): New insn for scalar compare exponents.
1508 (xststdc<Fvsx): New expansion for both single- and
1509 double-precision scalar test data class operations.
1510 (xststdcneg<Fvsx>): New expansion for both single- and
1511 double-precision scalar test for negative value operations.
1512 (*xststdc<Fvsx>): New insn for scalar test data class
1514 (xvxexp<VSs>): New insn for single- and double-precision
1515 vector extract exponent operation.
1516 (xvxsig<VSs>): New insn for single- and double-precision
1517 vector extract significand operation.
1518 (xviexp<VSs>): New insn for single- and double-precision
1519 vector insert exponent operation.
1520 (xvtstdc<VSs>): New insn for single- and double-precision
1521 vector test data class operation.
1522 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1523 built-in functions to represent the Power9 binary floating-point
1524 support instructions.
1526 2016-08-10 bin cheng <bin.cheng@arm.com>
1528 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
1530 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1531 Renlin Li <renlin.li@arm.com>
1532 Bin Cheng <bin.cheng@arm.com>
1534 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
1535 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
1536 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
1537 (aarch64_vcond_internal<mode><mode>): Delete pattern.
1538 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
1539 (vcond<v_cmp_result><mode>): Ditto.
1540 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
1541 (vcondu<mode><mode>): Ditto.
1542 (vcond<v_cmp_mixed><mode>): New pattern.
1543 (vcondu<mode><v_cmp_mixed>): New pattern.
1544 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
1545 of aarch64_vcond_internal.
1547 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1548 Renlin Li <renlin.li@arm.com>
1549 Bin Cheng <bin.cheng@arm.com>
1551 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
1552 (vec_cmp<mode><v_cmp_result>): New pattern.
1553 (vec_cmpu<mode><mode>): New pattern.
1554 (vcond_mask_<mode><v_cmp_result>): New pattern.
1556 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1558 PR tree-optimization/71734
1559 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
1560 REF_LOOP, invoke ref_indep_loop_p_1.
1561 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
1562 to ref_indep_loop_p.
1563 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
1564 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
1565 is inside LOOP, do not cache dpendence value for loops with
1567 (ref_indep_loop_p_2): Delete function.
1568 (can_sm_ref_p): Pass LOOP as additional argument to
1571 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1574 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
1575 being an offsettable address.
1577 2016-08-10 Martin Liska <mliska@suse.cz>
1579 PR gcov-profile/58306
1580 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
1581 atomic variants of profile update functions.
1583 2016-08-10 Martin Liska <mliska@suse.cz>
1585 Cherry picked (and modified) from google-4_7 branch
1586 2012-12-26 Rong Xu <xur@google.com>
1587 * common.opt (fprofile-update): Add new flag.
1588 * coretypes.h: Define enum profile_update.
1589 * doc/invoke.texi: Document -fprofile-update.
1590 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
1591 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
1592 * tree-profile.c (gimple_init_edge_profiler): Generate
1593 also atomic profiler update.
1594 (gimple_gen_edge_profiler): Likewise.
1596 2016-08-10 David Malcolm <dmalcolm@redhat.com>
1598 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
1599 stack_usage_file to NULL after fclose calls.
1601 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1604 * reload.c (push_reload): Compute subreg_in_class for
1605 subregs of constants and plus expressions. Remove special
1606 handling of SYMBOL_REFs.
1608 2016-08-10 Alan Modra <amodra@gmail.com>
1611 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
1612 SImode for TARGET_E500_DOUBLE when given SImode.
1614 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
1616 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
1617 unused variable __O.
1619 2016-08-09 Martin Liska <mliska@suse.cz>
1621 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
1622 _gcov_reset to __gcov_reset.
1623 * doc/gcov-tool.texi: Fix typo.
1625 2016-08-09 Martin Liska <mliska@suse.cz>
1627 * value-prof.c (gimple_divmod_values_to_profile): Do not
1628 instrument MOD histogram if a value is not a SSA name.
1630 2016-08-09 Martin Liska <mliska@suse.cz>
1632 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
1635 2016-08-09 Renlin Li <renlin.li@arm.com>
1638 * calls.c (prepare_call_address): Convert funexp to Pmode when
1640 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
1641 (sibcall_value): Likewise.
1643 2016-08-09 Marek Polacek <polacek@redhat.com>
1646 * cselib.c (cselib_expand_value_rtx_1): Add return.
1647 * gengtype.c (dbgprint_count_type_at): Likewise.
1648 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
1649 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
1651 2016-08-09 Martin Jambor <mjambor@suse.cz>
1654 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
1655 if instance is a MEM_REF.
1657 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/i386.md (*movtf_internal): Use
1661 lra_in_progress || reload_completed instead of !can_create_pseudo_p
1662 in the insn constraint.
1663 (*movxf_internal): Ditto.
1664 (*movdf_internal): Ditto.
1665 (*movsf_internal): Ditto.
1667 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1669 PR tree-optimization/72772
1670 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1673 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1675 PR tree-optimization/72772
1676 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
1678 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
1679 parameter STOP and update calls. Move expand_simple_operations
1680 function call from here...
1681 (simplify_using_initial_conditions): ...to here. Delete parameter
1683 (tree_simplify_using_condition): Delete parameter STOP.
1684 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
1685 simplify_using_initial_conditions.
1687 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
1690 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
1691 Use create_tmp_var_raw instead of create_tmp_var.
1693 2016-08-09 Richard Biener <rguenther@suse.de>
1695 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
1696 Treat same SSA names related.
1698 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1700 PR tree-optimization/72824
1701 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
1702 real_zerop is not negative.
1704 2016-08-09 Richard Biener <rguenther@suse.de>
1706 PR tree-optimization/71802
1707 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
1708 all merge opportunities with the predecessor.
1710 2016-08-09 Richard Biener <rguenther@suse.de>
1713 * ipa-prop.c (ipa_modify_formal_parameters): Build
1714 parameter types with natural alignment also for the
1717 2016-08-08 Andi Kleen <ak@linux.intel.com>
1719 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
1721 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1724 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
1725 do-nothing langhook.
1726 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
1727 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
1728 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
1729 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
1731 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1734 * input.c: Ensure that HAVE_ICONV is defined.
1736 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1739 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
1740 private vars for lastprivate and for linear iterator.
1743 * omp-simd-clone.c: Include varasm.h.
1744 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
1745 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
1746 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
1747 update function name.
1749 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1751 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
1752 (avr_diagnose_devicespecs_error): Remove.
1753 (avr_devicespecs_file): Remove composing absolute path for specfile
1754 and its verbose info. Remove conditions to check specs-file,
1756 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1758 PR rtl-optimization/72821
1759 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
1760 just return false for them.
1762 2016-08-08 Alan Modra <amodra@gmail.com>
1765 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
1766 toc refs created during reload. Update function comment.
1768 2016-08-08 Alan Modra <amodra@gmail.com>
1771 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
1772 alternatives. Put loads first, then stores, and reg/reg moves
1773 within same class later. Delete attr length.
1775 2016-08-08 Alan Modra <amodra@gmail.com>
1778 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
1779 (mem_operand_ds_form): New predicate.
1780 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
1781 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
1782 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
1783 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
1784 (extendsfdf2_fpr): Replace o constraint with wY.
1786 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
1788 * tree-ssa-threadbackward.c: Include tree-inline.h
1789 (profitable_jump_thread_path): Use estimate_num_insns to estimate
1790 size of copied block; for cold paths reduce duplication.
1791 (find_jump_threads_backwards): Remove redundant tests.
1792 (pass_thread_jumps::gate): Enable for -Os.
1794 2016-08-07 Jakub Jelinek <jakub@redhat.com>
1797 * stor-layout.c (layout_decl): Fix up formatting.
1798 (relayout_decl): Allow DECL to be FIELD_DECL.
1800 2016-08-07 Alan Modra <amodra@gmail.com>
1802 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
1804 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1806 * data-streamer-in.c (streamer_read_wide_int): New.
1807 (streamer_read_widest_int): Renamed function.
1808 * data-streamer-out.c (streamer_write_wide_int): New
1809 (streamer_write_widest_int): Renamed function.
1810 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
1812 (input_cfg): Call renamed function.
1813 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
1815 (output_cfg): Call renamed function.
1816 * data-streamer.h: Add declarations.
1818 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1820 * tree-ssa-ccp.c (extend_mask): New param sgn.
1821 Remove ORing with wi::mask.
1822 (get_default_value): Adjust call to extend_mask to pass sign.
1823 (evaluate_stmt): Likewise.
1825 2016-08-06 Jakub Jelinek <jakub@redhat.com>
1827 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
1830 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1832 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
1833 transform if operand's type is pointer to function or method.
1835 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
1837 PR tree-optimization/18046
1838 * tree-ssa-threadedge.c: Include cfganal.h.
1839 (simplify_control_statement_condition): If simplifying a
1840 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
1841 with the dominating ASSERT_EXPR before handing it off to VRP.
1842 Mention that a CASE_LABEL_EXPR may be returned.
1843 (thread_around_empty_blocks): Adjust to handle
1844 simplify_control_statement_condition() returning a
1846 (thread_through_normal_block): Likewise.
1847 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
1848 a switch statement by trying to determine which case label
1851 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
1853 PR rtl-optimization/69847
1854 * lra-constraints.c (process_invariant_for_inheritance): Save
1855 pattern instead of src.
1856 (remove_inheritance_pseudos): Use the pattern. Add assert.
1858 2016-08-05 David Malcolm <dmalcolm@redhat.com>
1860 * input.c (string_concat::string_concat): New constructor.
1861 (string_concat_db::string_concat_db): New constructor.
1862 (string_concat_db::record_string_concatenation): New method.
1863 (string_concat_db::get_string_concatenation): New method.
1864 (string_concat_db::get_key_loc): New method.
1865 (class auto_cpp_string_vec): New class.
1866 (get_substring_ranges_for_loc): New function.
1867 (get_source_range_for_substring): New function.
1868 (get_num_source_ranges_for_substring): New function.
1869 (class selftest::lexer_test_options): New class.
1870 (struct selftest::lexer_test): New struct.
1871 (class selftest::ebcdic_execution_charset): New class.
1872 (selftest::ebcdic_execution_charset::s_singleton): New variable.
1873 (selftest::lexer_test::lexer_test): New constructor.
1874 (selftest::lexer_test::~lexer_test): New destructor.
1875 (selftest::lexer_test::get_token): New method.
1876 (selftest::assert_char_at_range): New function.
1877 (ASSERT_CHAR_AT_RANGE): New macro.
1878 (selftest::assert_num_substring_ranges): New function.
1879 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
1880 (selftest::assert_has_no_substring_ranges): New function.
1881 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
1882 (selftest::test_lexer_string_locations_simple): New function.
1883 (selftest::test_lexer_string_locations_ebcdic): New function.
1884 (selftest::test_lexer_string_locations_hex): New function.
1885 (selftest::test_lexer_string_locations_oct): New function.
1886 (selftest::test_lexer_string_locations_letter_escape_1): New function.
1887 (selftest::test_lexer_string_locations_letter_escape_2): New function.
1888 (selftest::test_lexer_string_locations_ucn4): New function.
1889 (selftest::test_lexer_string_locations_ucn8): New function.
1890 (selftest::uint32_from_big_endian): New function.
1891 (selftest::test_lexer_string_locations_wide_string): New function.
1892 (selftest::uint16_from_big_endian): New function.
1893 (selftest::test_lexer_string_locations_string16): New function.
1894 (selftest::test_lexer_string_locations_string32): New function.
1895 (selftest::test_lexer_string_locations_u8): New function.
1896 (selftest::test_lexer_string_locations_utf8_source): New function.
1897 (selftest::test_lexer_string_locations_concatenation_1): New
1899 (selftest::test_lexer_string_locations_concatenation_2): New
1901 (selftest::test_lexer_string_locations_concatenation_3): New
1903 (selftest::test_lexer_string_locations_macro): New function.
1904 (selftest::test_lexer_string_locations_stringified_macro_argument):
1906 (selftest::test_lexer_string_locations_non_string): New function.
1907 (selftest::test_lexer_string_locations_long_line): New function.
1908 (selftest::test_lexer_char_constants): New function.
1909 (selftest::input_c_tests): Call the new test functions once per
1910 case within the line_table test matrix.
1911 * input.h (struct string_concat): New struct.
1912 (struct location_hash): New struct.
1913 (class string_concat_db): New class.
1914 * substring-locations.h: New header.
1916 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
1918 PR tree-optimization/72810
1919 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
1920 the type of the case labels when truncating.
1922 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
1925 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
1926 (aarch64_fp16_ptr_type_node): Likewise.
1927 * config/aarch64/aarch64-simd-builtins.c
1928 (aarch64_fp16_ptr_type_node): Define.
1929 (aarch64_init_fp16_types): New, refactored out of...
1930 (aarch64_init_builtins): ...here, update to call
1931 aarch64_init_fp16_types.
1932 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
1934 (aapcs_vfp_sub_candidate): Likewise.
1936 2016-08-05 Martin Liska <mliska@suse.cz>
1937 Joshua Cranmer <Pidgeot18@gmail.com>
1939 * gcov.c (line_t::has_block): New function.
1940 (enum loop_type): New enum.
1941 (handle_cycle): New function.
1942 (unblock): Likewise.
1943 (circuit): Likewise.
1944 (get_cycles_count): Likewise.
1945 (accumulate_line_counts): Use new loop detection algorithm.
1947 2016-08-05 Martin Liska <mliska@suse.cz>
1949 * gcov.c (output_intermediate_file): Rename
1950 function_info::line_next to next_file_fn.
1951 (process_file): Likewise.
1952 (read_graph_file): Likewise.
1953 (accumulate_line_counts): Likewise.
1954 (output_lines): Likewise.
1956 2016-08-05 Richard Biener <rguenther@suse.de>
1958 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
1959 restriction on threading to a loop header.
1961 2016-08-05 Richard Biener <rguenther@suse.de>
1963 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
1964 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
1965 adjust loop info accordingly.
1967 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
1969 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
1970 before folding call to __builtin_constant_p with parameters to false.
1972 2016-08-05 Alan Modra <amodra@gmail.com>
1974 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
1975 code accidentally committed 2016-05-02 providing class when given
1978 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1980 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
1981 the case label ranges that partially overlap with OP's value
1984 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
1987 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
1988 Cast builtin function result to __mmask16 instead of __mmask8.
1989 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1990 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
1991 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1993 2016-08-04 David Malcolm <dmalcolm@redhat.com>
1995 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
1996 (ASSERT_TRUE_AT): New macro.
1997 (ASSERT_FALSE): Reimplement in terms of...
1998 (ASSERT_FALSE_AT): New macro.
1999 (ASSERT_STREQ_AT): Fix typo in comment.
2001 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
2003 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
2004 labels are exhaustive, designate the label with the widest
2005 range to be the default label.
2007 2016-08-04 Andrew Pinski <apinski@cavium.com>
2009 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
2010 (thunderx_tunings): Use thunderx_vector_cost instead of
2011 generic_vector_cost.
2013 2016-08-04 Martin Liska <mliska@suse.cz>
2015 * gcov.c (main): Fix GNU coding style.
2016 (output_intermediate_file): Likewise.
2017 (process_file): Likewise.
2018 (generate_results): Likewise.
2019 (release_structures): Likewise.
2020 (create_file_names): Likewise.
2021 (find_source): Likewise.
2022 (read_graph_file): Likewise.
2023 (find_exception_blocks): Likewise.
2024 (canonicalize_name): Likewise.
2025 (make_gcov_file_name): Likewise.
2026 (mangle_name): Likewise.
2027 (accumulate_line_counts): Likewise.
2028 (output_branch_count): Likewise.
2029 (read_line): Likewise.
2031 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
2033 PR rtl-optimization/71779
2034 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
2035 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
2036 or if it was truncated.
2038 PR rtl-optimization/70903
2039 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2041 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2043 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
2044 accessing SSA_NAME_PTR_INFO.
2046 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2049 * common/config/avr/avr-common.c (avr_option_optimization_table)
2050 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2052 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2055 * config/avr/avr.md: New pattern to work around do_store_flag
2056 generating shift instructions for bit extractions.
2058 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2060 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
2062 (add_equivalence): Likewise.
2063 (get_value_range): Allocate value range with vrp_value_range_pool.
2064 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
2065 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2067 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
2069 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
2070 the default for the rs6000 port.
2072 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2075 * calls.c (special_function_p): Remove special handling of
2076 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
2077 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
2078 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2080 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
2083 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
2084 Don't stop on regular insns.
2086 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
2088 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
2089 size to DImode boundary.
2090 (nvptx_propagate): Likewise.
2092 2016-08-03 Alan Modra <amodra@gmail.com>
2094 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
2095 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
2096 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
2097 from -mefficient-unaligned-vector. Note that this affects fp too.
2099 2016-08-03 Alan Modra <amodra@gmail.com>
2101 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
2104 2016-08-03 Alan Modra <amodra@gmail.com>
2106 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
2107 to a reg. Localize vars.
2109 2016-08-03 Alan Modra <amodra@gmail.com>
2111 * config/rs6000/rs6000.opt: Remove negatives from help strings
2114 2016-08-03 Alan Modra <amodra@gmail.com>
2116 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
2117 Delete duplicated code.
2119 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2122 * lra-spills.c (regno_in_use_p): New.
2123 (lra_final_code_change): Use it.
2125 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2127 PR rtl-optimization/69847
2128 * lra-int.h (struct lra-reg): Use restore_rtx instead of
2130 (lra_rtx_hash): New.
2131 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
2133 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
2134 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
2135 * lra-spills.c (lra_final_code_change): Don't delete insn when the
2136 next insn is USE with the same reg as the current insn source.
2137 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
2139 (lra_constraints_init): Call initiate_invariants.
2140 (lra_constraints_finish): Call finish_invariants.
2141 (struct invariant, invariant_t, invariant_ptr_t): New.
2142 (const_invariant_ptr_t, invariants, invariants_pool): New.
2143 (invariant_table, invariant_hash, invariant_eq_p): New.
2144 (insert_invariant, initiate_invariants, finish_invariants): New.
2145 (clear_invariants, invalid_invariant_regs): New.
2146 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
2147 instead of restore_regno.
2148 (invariant_p, process_invariant_for_inheritance): New.
2149 (inherit_in_ebb): Implement invariant inheritance.
2150 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
2151 (remove_inheritance_pseudos): Implement undoing invariant
2153 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
2154 instead of restore_regno.
2155 * lra-assigns.c (regno_live_length): New.
2156 (reload_pseudo_compare_func): Use regno_live_length.
2157 (assign_by_spills): Use restore_rtx instead of restore_regno.
2158 (lra_assign): Ditto. Initiate regno_live_length.
2160 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
2162 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
2163 __builtin_aarch64_fmindf.
2165 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2167 PR tree-optimization/34114
2168 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
2169 information for more control IVs.
2171 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2173 PR tree-optimization/34114
2174 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
2175 PLUS_EXPR case. Handle SSA_NAME case.
2177 2016-08-02 Tamar Christina <tamar.christina@arm.com>
2179 * config/aarch64/aarch64-simd-builtins.def
2180 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
2181 (__builtin_aarch64_fmaxdf): Likewise.
2182 (__builtin_aarch64_smin_nandf): Likewise.
2183 (__builtin_aarch64_smax_nandf): Likewise.
2184 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
2185 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
2186 (<fmaxmin><mode>3): ...this.
2187 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
2188 (vminnm_f64): Likewise.
2189 (vmin_f64): Likewise.
2190 (vmax_f64): Likewise.
2191 * config/aarch64/iterators.md (FMAXMIN): Merge with...
2192 (FMAXMIN_UNS): ...this.
2193 (fmaxmin): Merged with
2194 (fmaxmin_op): ...this...
2195 (maxmin_uns_op): ...in to this.
2197 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2199 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2200 Add support for vec_extract on vector float, vector int, vector
2201 short, and vector char vector types.
2202 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2203 vector float, vector int, vector short, and vector char
2204 optimizations on 64-bit ISA 2.07 systems for both constant and
2205 variable element numbers.
2206 (rs6000_split_vec_extract_var): Likewise.
2207 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
2208 Altivec registers on ISA 2.07 and above.
2209 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
2210 which never was matched due to the split occuring before register
2211 allocation (and the code would not have worked on little endian
2212 systems if it did match). Allow extracts to go to the Altivec
2213 registers if ISA 2.07 (power8). Change from using "" around the
2214 C++ code to using {}'s.
2215 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2216 vec_extracts when the vector is in memory.
2217 (vsx_extract_v4sf_var): New insn to optimize vector float
2218 vec_extracts when the element number is variable on 64-bit ISA
2220 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2221 for 64-bit ISA 2.07 as well as ISA 3.0.
2222 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2223 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2224 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2225 optimize vector int, vector short, and vector char vec_extracts
2226 when the vector is in memory.
2227 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2228 optimize vector int, vector short, and vector char vec_extracts
2229 when the element number is variable.
2231 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2234 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2235 does not overlap with other symbol flags.
2237 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2239 * config/aarch64/aarch64.h (aarch64_frame):
2240 Remove padding0 and hardfp_offset. Add locals_offset,
2241 initial_adjust, callee_adjust, callee_offset and final_adjust.
2242 * config/aarch64/aarch64.c (aarch64_layout_frame):
2243 Remove unused padding0 and hardfp_offset initializations.
2244 Choose frame layout and set frame variables accordingly.
2245 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2246 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2247 (aarch64_pop_regs): Likewise.
2248 (aarch64_expand_prologue): Remove all decision code, just emit
2249 prolog according to frame variables.
2250 (aarch64_expand_epilogue): Remove all decision code, just emit
2251 epilog according to frame variables.
2252 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2254 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2257 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2258 fix_debug_reg_uses after changing source register mode to
2259 V1TImode if source register is undefined.
2261 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2263 PR tree-optimization/71818
2264 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2265 with non invariant evolutions
2267 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2270 * config/avr/avr.md (length) [branch]: Correct insn length
2271 attribute for forward branches.
2273 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2275 * doc/extend.texi (AVR Built-in Functions): Document
2277 * config/avr/builtins.def (NOPS): New.
2278 * config/avr/avr.c (avr_expand_nops): New static function.
2279 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2281 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2283 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2284 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2287 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2289 * config/aarch64/aarch64.c (vulcan_tunings): Update
2290 vulcan L1 cache_line_size.
2292 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2294 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2295 function that takes a vector memory address, a hard register, an
2296 element number and a temporary base register, and recreates an
2297 address that points to the appropriate element within the vector.
2298 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2299 (rs6000_split_vec_extract_var): Add support for the target of a
2300 vec_extract with variable element number being a scalar memory
2302 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2304 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2305 vsx_extract_<mode>_load insn with a new insn that optimizes
2306 storing either element to a memory location, using scratch
2307 registers to pick apart the vector and reconstruct the address.
2308 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
2309 (vsx_extract_<mode>_store): Rework alternatives to more correctly
2310 support Altivec registers. Add support for ISA 3.0 Altivec d-form
2312 (vsx_extract_<mode>_var): Add support for extracting a variable
2313 element number from memory.
2315 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2317 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
2318 when testing for compares against constants of the form 0xabab.
2320 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2322 PR tree-optimization/57558
2323 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
2325 (vect_loop_versioning): Support versioning with niter assumptions.
2326 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
2327 (vect_get_loop_niters): New parameter. Reimplement to support
2328 assumptions in loop niter info.
2329 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
2330 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
2331 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
2332 Support loop versioning for niters.
2333 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
2334 (vect_free_loop_info_assumptions): New function.
2335 (vectorize_loops): Free loop niter info for loops with flag
2336 LOOP_F_ASSUMPTIONS set if vectorization failed.
2337 * tree-vectorizer.h (struct _loop_vec_info): New field
2338 num_iters_assumptions.
2339 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
2340 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
2341 (LOOP_REQUIRES_VERSIONING): New macro.
2342 (vect_free_loop_info_assumptions): New decl.
2344 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2346 * cfgloop.h (struct loop): New field constraints.
2347 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
2348 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
2350 * cfgloop.c (alloc_loop): Initialize new field.
2351 * cfgloopmanip.c (copy_loop_info): Copy constraints.
2352 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
2353 Adjust niter analysis wrto loop constraints.
2354 * doc/loop.texi (@node Number of iterations): Add description for loop
2357 2016-07-29 Marek Polacek <polacek@redhat.com>
2360 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
2361 (ix86_expand_round_builtin): Likewise.
2363 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
2364 Georg-Johann Lay <avr@gjlay.de>
2366 PR rtl-optimization/71976
2367 * combine.c (get_last_value): Return 0 if the argument for which
2368 the function is called has a wider mode than the recorded value.
2370 2016-07-29 Marek Polacek <polacek@redhat.com>
2373 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2374 (altivec_expand_st_builtin): Likewise.
2376 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2378 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
2379 introduced in r238381.
2381 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
2384 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
2385 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2387 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2389 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
2391 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2392 Add support for vec_extract of vector double or vector long having
2393 a variable element number on 64-bit ISA 2.07 systems or newer.
2394 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
2396 (rs6000_split_vec_extract_var): New function to split a
2397 vec_extract built-in function with variable element number.
2398 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
2400 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
2401 (UNSPEC_VSX_EXTRACT): Likewise.
2402 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
2403 direct move instructions to be generated on 64-bit ISA 2.07
2404 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
2406 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
2407 arguments for vec_extract variable element.
2408 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
2409 vec_extract with variable element on V2DFmode and V2DImode
2411 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
2412 -mupper-regs-df requirement, since it isn't needed.
2413 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
2414 do direct moves on 64-bit systems, which allows optimization of
2415 vec_extract on 64-bit ISA 2.07 systems and newer.
2417 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2418 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2420 * config/aarch64/aarch64.md
2421 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
2423 (<optab>qihi2_aarch64): Likewise, and split into two.
2424 (extendqihi2_aarch64): New.
2425 (zero_extendqihi2_aarch64): New.
2426 * config/aarch64/iterators.md (ldrxt): Remove.
2427 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
2430 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2432 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2434 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2436 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
2437 (aarch64_push_reg): New function to push 1 or 2 registers.
2438 (aarch64_pop_reg): New function to pop 1 or 2 registers.
2439 (aarch64_expand_prologue): Use aarch64_push_regs.
2440 (aarch64_expand_epilogue): Use aarch64_pop_regs.
2442 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
2444 PR tree-optimization/71734
2445 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
2446 attribute instead of REF_LOOP and use it.
2447 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
2448 set it for Loops having non-zero safelen attribute.
2449 (ref_indep_loop_p): Pass zero as initial value for safelen.
2451 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
2455 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
2456 call using chkp_gimple_call_builtin_p.
2457 (chkp_copy_bounds_for_assign): Likewise.
2459 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2461 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
2462 * config/arm/arm-protos.h (struct tune_params): Likewise.
2463 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
2464 (cortex_a9_sched_adjust_cost): Likewise.
2465 (fa726te_sched_adjust_cost): Likewise.
2466 (arm_adjust_cost): Likewise.
2467 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
2468 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
2469 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
2470 * config/i386/i386.c (ix86_adjust_cost): Likewise.
2471 * config/ia64/ia64.c: Likewise.
2472 * config/m68k/m68k.c: Likewise.
2473 * config/mep/mep.c (mep_adjust_cost): Likewise.
2474 * config/microblaze/microblaze.c (microblaze_adjust_cost):
2476 * config/mips/mips.c (mips_adjust_cost): Likewise.
2477 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
2479 * config/pa/pa.c (pa_adjust_cost): Likewise.
2480 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
2481 (rs6000_debug_adjust_cost): Likewise.
2482 * config/sh/sh.c (sh_adjust_cost): Likewise.
2483 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
2484 (hypersparc_adjust_cost): Likewise.
2485 (sparc_adjust_cost): Likewise.
2486 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
2487 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
2488 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
2490 * config/visium/visium.c (visium_adjust_cost): Likewise.
2491 * doc/tm.texi: Regenerate.
2492 * haifa-sched.c (dep_cost_1): Adjust.
2493 * target.def: Merge adjust_cost and adjust_cost_2.
2495 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2497 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
2499 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2501 * store-motion.c (struct st_expr): Make pattern_regs a vector.
2502 (extract_mentioned_regs): Append to a vector instead of
2503 returning a rtx_expr_list.
2504 (st_expr_entry): Adjust.
2505 (free_st_expr_entry): Likewise.
2506 (store_ops_ok): Likewise.
2507 (store_killed_in_insn): Likewise.
2508 (find_moveable_store): Likewise.
2510 2016-07-28 Martin Liska <mliska@suse.cz>
2512 PR gcov-profile/68025
2513 * tree-profile.c (tree_profiling): Respect
2514 no_profile_instrument_function attribute.
2515 * doc/extend.texi: Document no_profile_instrument_function
2518 2016-07-28 Martin Liska <mliska@suse.cz>
2520 PR rtl-optimization/70944
2521 * combine.c (make_compound_operation):
2522 Do not allow make_compound_operation for vector mode
2524 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
2527 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
2528 before calling get_ops.
2530 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2532 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
2533 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
2534 (BITS_PER_UNIT_LOG): Remove.
2535 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
2536 * expr.c (expand_assignment): Likewise.
2537 * stor-layout.c (initialize_sizetypes): Likewise.
2539 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2541 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
2542 signature of rs6000_expand_vector_extract so that the element
2543 number is a RTX instead of a constant integer.
2544 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
2546 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
2547 (altivec_expand_vec_ext_builtin): Likewise.
2548 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
2549 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
2550 MFVSRLD instruction.
2552 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2554 * input.c (get_pure_location): Move here from tree.c.
2555 (make_location): Likewise. Add header comment.
2556 (selftest::test_accessing_ordinary_linemaps): Verify
2557 pure_location_p, make_location, get_location_from_adhoc_loc and
2559 * input.h (get_pure_location): Move declaration here from tree.h.
2560 (get_finish): Likewise for inline function.
2561 (make_location): Likewise for declaration.
2562 * tree.c (get_pure_location): Move to input.c.
2563 (make_location): Likewise.
2564 * tree.h (get_pure_location): Move declaration to tree.h.
2565 (get_finish): Likewise for inline function.
2566 (make_location): Likewise for declaration.
2568 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2571 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2573 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2575 * system.h (STATIC_ASSERT): Use static_assert if building
2578 2016-07-27 Richard Biener <rguenther@suse.de>
2580 PR tree-optimization/72517
2581 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
2582 Revert change to not compute read-read dependences.
2584 2016-07-27 Richard Biener <rguenther@suse.de>
2586 * predict.c (set_even_probabilities): Make nedges unsigned.
2588 2016-07-27 Martin Liska <mliska@suse.cz>
2590 * predict.c (set_even_probabilities): Handle unlikely edges.
2591 (combine_predictions_for_bb): Likewise.
2593 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2596 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2597 __float128 support when we don't have hardware support, so that
2598 the IEEE built-in functions like isgreater, first call __unordkf3
2599 to make sure neither operand is a NaN, and if both operands are
2600 ordered, do the normal comparison.
2602 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2604 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
2606 (extract_code_and_val_from_cond_with_ops): Verify that name is
2607 either cond_op0 or cond_op1.
2609 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2611 PR tree-optimization/18046
2612 * genmodes.c (emit_mode_size_inline): Emit an assert that
2613 verifies that mode is a valid array index.
2614 (emit_mode_nuinits_inline): Likewise.
2615 (emit_mode_inner_inline): Likewise.
2616 (emit_mode_unit_size_inline): Likewise.
2617 (emit_mode_unit_precision_inline): Likewise.
2618 * tree-vrp.c: Include params.h.
2619 (find_switch_asserts): Register edge assertions for the default
2620 label which correspond to the anti-ranges of each case label.
2621 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
2622 * doc/invoke.texi: Document it.
2624 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2626 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
2627 and unnecessary call to gimple_bb.
2629 2016-07-26 Richard Biener <rguenther@suse.de>
2631 PR rtl-optimization/71984
2632 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
2635 2016-07-26 Richard Biener <rguenther@suse.de>
2638 * expmed.c (extract_bit_field_1): Constrain the vector mode
2639 with element size matching the extraction mode size when
2640 choosing a better vector mode to do the extraction from.
2642 2016-07-26 Richard Biener <rguenther@suse.de>
2643 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2646 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
2649 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2651 * tree-ssa-structalias.c (struct scc_info): Change types of
2652 members to auto_sbitmap and auto_vec.
2653 (scc_info::scc_info): New constructor.
2654 (scc_info::~scc_info): New destructor.
2655 (init_scc_info): Remove.
2656 (free_scc_info): Remove.
2657 (find_indirect_cycles): Adjust.
2658 (perform_var_substitution): Likewise.
2659 (free_var_substitution_info): Likewise.
2661 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2663 * tree-outof-ssa.c (struct elim_graph): Change type of members
2664 to auto_vec and auto_sbitmap.
2665 (elim_graph::elim_graph): New constructor.
2666 (delete_elim_graph): Remove.
2667 (expand_phi_nodes): Adjust.
2669 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2671 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
2672 (new_elim_graph): Adjust.
2673 (clear_elim_graph): Likewise.
2674 (delete_elim_graph): Likewise.
2675 (elim_graph_size): Likewise.
2676 (elim_graph_add_node): Likewise.
2677 (elim_graph_add_edge): Likewise.
2678 (elim_graph_remove_succ_edge): Likewise.
2679 (eliminate_name): Likewise.
2680 (eliminate_build): Likewise.
2681 (elim_forward): Likewise.
2682 (elim_unvisited_predecessor): Likewise.
2683 (elim_backward): Likewise.
2684 (elim_create): Likewise.
2685 (eliminate_phi): Likewise.
2686 (expand_phi_nodes): Likewise.
2688 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2690 * bt-load.c (compute_out): Use auto_sbitmap class.
2691 (link_btr_uses): Likewise.
2692 * cfganal.c (mark_dfs_back_edges): Likewise.
2693 (post_order_compute): Likewise.
2694 (inverted_post_order_compute): Likewise.
2695 (pre_and_rev_post_order_compute_fn): Likewise.
2696 (single_pred_before_succ_order): Likewise.
2697 * cfgexpand.c (pass_expand::execute): Likewise.
2698 * cfgloop.c (verify_loop_structure): Likewise.
2699 * cfgloopmanip.c (fix_bb_placements): Likewise.
2700 (remove_path): Likewise.
2701 (update_dominators_in_loop): Likewise.
2702 * cfgrtl.c (break_superblocks): Likewise.
2703 * ddg.c (check_sccs): Likewise.
2704 (create_ddg_all_sccs): Likewise.
2705 * df-core.c (df_worklist_dataflow): Likewise.
2706 * dse.c (dse_step3): Likewise.
2707 * except.c (eh_region_outermost): Likewise.
2708 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2709 * gcse.c (prune_expressions): Likewise.
2710 (prune_insertions_deletions): Likewise.
2711 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
2712 * graph.c (draw_cfg_nodes_no_loops): Likewise.
2713 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
2714 * lcm.c (compute_earliest): Likewise.
2715 (compute_farthest): Likewise.
2716 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
2717 (unroll_loop_runtime_iterations): Likewise.
2718 (unroll_loop_stupid): Likewise.
2719 * lower-subreg.c (decompose_multiword_subregs): Likewise.
2720 * lra-lives.c: Likewise.
2721 * lra.c (lra): Likewise.
2722 * modulo-sched.c (schedule_reg_moves): Likewise.
2723 (optimize_sc): Likewise.
2724 (get_sched_window): Likewise.
2725 (sms_schedule_by_order): Likewise.
2726 (check_nodes_order): Likewise.
2727 (order_nodes_of_sccs): Likewise.
2728 (order_nodes_in_scc): Likewise.
2729 * recog.c (split_all_insns): Likewise.
2730 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
2731 * reload1.c (reload): Likewise.
2732 * sched-rgn.c (haifa_find_rgns): Likewise.
2733 (split_edges): Likewise.
2734 (compute_trg_info): Likewise.
2735 * sel-sched.c (init_seqno): Likewise.
2736 * store-motion.c (remove_reachable_equiv_notes): Likewise.
2737 * tree-into-ssa.c (update_ssa): Likewise.
2738 * tree-ssa-live.c (live_worklist): Likewise.
2739 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
2740 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2742 (try_peel_loop): Likewise.
2743 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2745 * tree-ssa-pre.c (compute_antic): Likewise.
2746 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
2747 * tree-stdarg.c (reachable_at_most_once): Likewise.
2748 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
2749 * var-tracking.c (vt_find_locations): Likewise.
2751 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2753 * sbitmap.h (auto_sbitmap): New class.
2755 2016-07-26 Alan Modra <amodra@gmail.com>
2758 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2761 2016-07-25 David Malcolm <dmalcolm@redhat.com>
2763 * input.c (selftest::temp_source_file::temp_source_file): Fix
2764 missing "%s" in fprintf.
2766 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
2769 * cselib.c (cselib_process_insn): Invalidate argument slots for
2772 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2774 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
2775 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
2776 vmulxh_lane_f16, vmulxh_laneq_f16): New.
2778 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2780 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2781 * config/aarch64/aarch64.md (fma, fnma): Support HF.
2782 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
2784 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2786 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2787 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
2789 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
2790 (add<mode>3): Likewise.
2791 (sub<mode>3): Likewise.
2792 (mul<mode>3): Likewise.
2793 (div<mode>3): Likewise.
2794 (*div<mode>3): Likewise.
2795 (<fmaxmin><mode>3): Extend to HF.
2796 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
2797 (fabd<mode>3): Likewise.
2798 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
2799 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
2800 (aarch64_fmulx<mode>): Likewise.
2801 (aarch64_fac<optab><mode>): Likewise.
2802 (aarch64_frecps<mode>): Likewise.
2803 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
2804 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
2805 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
2806 (VSDQ_HSDI): Support HI.
2807 (fcvt_target, FCVT_TARGET): Likewise.
2808 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
2809 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
2810 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
2811 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
2812 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
2813 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
2814 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
2817 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2819 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
2820 * config/aarch64/aarch64-builtins.c (hi_UP): New.
2821 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2822 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
2824 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
2825 (aarch64_cm<optab><mode>): Likewise.
2826 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
2827 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
2828 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
2829 (sqrt<mode>2): Likewise.
2830 (*sqrt<mode>2): Likewise.
2831 (abs<mode>2): Likewise.
2832 (<optab><mode>hf2): New pattern for HF mode.
2833 (<optab>hihf2): Likewise.
2834 * config/aarch64/arm_neon.h: Include arm_fp16.h.
2835 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
2836 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
2838 * config/aarch64/arm_fp16.h: New file.
2839 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
2840 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
2841 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
2842 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
2843 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
2844 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
2845 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
2846 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
2847 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
2848 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
2849 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
2850 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
2853 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2855 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
2856 reduc_smin_scal_): Use VDQIF_F16.
2857 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
2858 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
2860 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
2861 * config/aarch64/iterators.md (VDQIF_F16): New.
2862 (vp): Support HF modes.
2863 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
2864 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
2866 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2868 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
2869 "*aarch64_mulx_elt_from_dup<mode>".
2870 (*aarch64_mul3_elt<mode>): Update schedule type.
2871 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
2872 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
2873 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2874 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
2875 (f, fp): Support HF modes.
2876 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
2877 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
2878 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
2879 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
2880 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
2881 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
2883 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2885 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2886 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
2888 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
2891 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2893 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2894 * config/aarch64/aarch64-simd.md
2895 (aarch64_rsqrts<mode>): Extend to HF modes.
2896 (fabd<mode>3): Likewise.
2897 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
2898 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
2899 (aarch64_<maxmin_uns>p<mode>): Likewise.
2900 (<su><maxmin><mode>3): Likewise.
2901 (<maxmin_uns><mode>3): Likewise.
2902 (<fmaxmin><mode>3): Likewise.
2903 (aarch64_faddp<mode>): Likewise.
2904 (aarch64_fmulx<mode>): Likewise.
2905 (aarch64_frecps<mode>): Likewise.
2906 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
2907 (add<mode>3): Extend to HF modes.
2908 (sub<mode>3): Likewise.
2909 (mul<mode>3): Likewise.
2910 (div<mode>3): Likewise.
2911 (*div<mode>3): Likewise.
2912 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
2914 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
2915 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
2916 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
2917 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
2918 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
2919 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
2920 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
2921 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
2922 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
2923 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
2924 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
2925 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
2926 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
2927 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
2929 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2931 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
2932 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2933 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
2934 (neg<mode>2): Likewise.
2935 (abs<mode>2): Likewise.
2936 (<frint_pattern><mode>2): Likewise.
2937 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
2938 (<optab><VDQF:mode><fcvt_target>2): Likewise.
2939 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
2940 (ftrunc<VDQF:mode>2): Likewise.
2941 (<optab><fcvt_target><VDQF:mode>2): Likewise.
2942 (sqrt<mode>2): Likewise.
2943 (*sqrt<mode>2): Likewise.
2944 (aarch64_frecpe<mode>): Likewise.
2945 (aarch64_cm<optab><mode>): Likewise.
2946 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
2948 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
2949 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
2951 * config/aarch64/arm_neon.h (vdup_n_f16): New.
2952 (vdupq_n_f16): Likewise.
2953 (vld1_dup_f16): Use vdup_n_f16.
2954 (vld1q_dup_f16): Use vdupq_n_f16.
2955 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
2956 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
2957 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
2958 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
2959 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
2960 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
2961 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
2962 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
2963 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
2964 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
2965 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
2966 vsqrt_f16, vsqrtq_f16): New.
2968 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2970 * config/aarch64/aarch64-simd.md
2971 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
2972 (aarch64_ext<mode>): Likewise.
2973 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
2974 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
2975 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
2977 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
2979 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
2980 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
2981 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
2982 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
2983 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
2984 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
2985 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
2987 (vmov_n_f16): Reimplement using vdup_n_f16.
2988 (vmovq_n_f16): Reimplement using vdupq_n_f16..
2990 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2992 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
2993 "frame_related_p". Generate CFA annotation when it's necessary.
2994 (aarch64_expand_prologue): Use aarch64_add_constant.
2995 (aarch64_expand_epilogue): Likewise.
2996 (aarch64_output_mi_thunk): Pass "false" when calling
2997 aarch64_add_constant.
2999 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3001 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
3004 2016-07-25 Jiong Wang <jiong.wang@arm.com>
3006 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
3007 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
3008 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
3009 (aarch64_build_constant): Delete.
3011 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
3014 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3016 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3017 flag_toplevel_reorder.
3019 2016-07-25 Richard Biener <rguenther@suse.de>
3021 * cgraph.c (cgraph_node::verify_node): Compare against builtin
3022 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
3023 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
3024 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
3025 (streamer_get_builtin_tree): Likewise.
3026 (streamer_write_builtin): Likewise.
3027 * lto-streamer.h (LTO_builtin_decl): Remove.
3028 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
3029 (lto_input_scc): Remove LTO_builtin_decl handling.
3030 (lto_input_tree_1): Liekwise.
3031 * lto-streamer-out.c (lto_output_tree_1): Remove special
3032 handling of builtins.
3033 (DFS::DFS): Likewise.
3034 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
3035 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
3037 (streamer_write_builtin): Remove.
3039 2016-07-25 Martin Liska <mliska@suse.cz>
3041 * lto-cgraph.c (input_symtab): Don't call get_working_sets
3042 if flag_auto_profile is set to true.
3044 2016-07-25 Martin Liska <mliska@suse.cz>
3046 PR gcov-profile/71868
3047 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
3048 have a function with multiple latches, count them all.
3050 2016-07-25 Martin Liska <mliska@suse.cz>
3052 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
3054 2016-07-25 Martin Liska <mliska@suse.cz>
3056 PR tree-optimization/71987
3057 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
3058 just for SSA_NAMEs. Fix GNU coding style.
3060 2016-07-25 Martin Liska <mliska@suse.cz>
3062 PR gcov-profile/64874
3063 * gcov-io.h: Update command about file format.
3064 * gcov-iov.c (main): Adapt the numbering scheme.
3066 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3069 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
3070 whose result is used in PHI.
3071 (final_range_test_p): Likewise.
3072 (maybe_optimize_range_tests): Likewise.
3074 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3076 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3077 Reformat two multi-line strings.
3079 2016-07-22 Martin Sebor <msebor@redhat.com>
3081 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
3083 2016-07-22 Martin Sebor <msebor@redhat.com>
3086 * doc/extend.texi (Compound Literals): Correct and clarify.
3087 (Cast to Union): Same.
3089 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
3091 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3092 comments to explain why certain error messages make mention of
3093 undocumented options.
3094 (rs6000_invalid_builtin): Change error messages to replace mention
3095 of undocumented options with mention of the -mcpu=power9 option
3096 that enables those undocumented options.
3097 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
3098 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
3099 definition of this macro to correct an existing error.
3100 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
3101 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
3102 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
3103 descriptions of built-in functions so that they depend on
3104 -mcpu=power9 instead of on the corresponding undocumented flags.
3105 * doc/invoke.texi (Option Summary): Remove all mention of newly
3107 (IBM RS/6000 and PowerPC Options): Likewise.
3108 * doc/md.texi (Constraints for Particuliar Machines): Remove all
3109 mention of newly undocumented flags.
3111 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
3113 * ipa-cp.c (determine_versionability): Do not create constprop clones,
3114 when target_clones attribute is set.
3116 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3118 * common.opt (funsafe-loop-optimizations): Mark ignore.
3119 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
3120 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
3122 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
3123 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
3125 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3127 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3129 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3131 (number_of_iterations_exit): Warn missed loop optimization for
3132 possible infinite loops.
3134 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
3137 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
3138 when to emit a ".machine" pseudo-op.
3140 2016-07-22 Martin Liska <mliska@suse.cz>
3142 PR gcov-profile/69028
3143 PR gcov-profile/62047
3144 * coverage.c (coverage_compute_lineno_checksum): Do not
3145 calculate checksum for fns w/o xloc.file.
3146 (coverage_compute_profile_id): Likewise.
3148 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
3150 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
3151 (avr_secondary_reload): ...and implementation.
3152 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
3153 * config/avr/avr.md (reload_in<mode>): Remove insns.
3154 (adjust_len) [lpm]: Remove insn attribute value.
3155 * config/avr/predicates.md (flash_operand): Remove insn predicate.
3157 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3160 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
3162 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
3163 * calls.c (special_function_p): Remove the special handling of the
3164 "__builtin_" prefix.
3166 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3169 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
3170 if STMT may be an alloca call.
3171 (gimple_alloca_call_p, alloca_call_p): Return only true for the
3172 builtin alloca call.
3173 * calls.h (gimple_maybe_alloca_call_p): New function.
3174 * tree-inline.c (inline_forbidden_p_stmt): Use
3175 gimple_maybe_alloca_call_p here.
3177 2016-07-21 David Malcolm <dmalcolm@redhat.com>
3179 * spellcheck-tree.c (best_macro_match::best_macro_match):
3180 Explictly specify the template arguments when invoking the base
3181 class constructor, to help older C++ compilers.
3183 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3186 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
3187 before builtin_decl_implicit.
3189 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3191 * optabs.c (emit_condiitonal_move): Short circuit for identical
3194 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3196 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
3197 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
3198 (noce_conversion_profitable_p): New.
3199 (noce_try_store_flag_constants): Use it.
3200 (noce_try_addcc): Likewise.
3201 (noce_try_store_flag_mask): Likewise.
3202 (noce_try_cmove): Likewise.
3203 (noce_try_cmove_arith): Likewise.
3204 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
3206 (noce_convert_multiple_sets): Move cost model to here, from...
3207 (bb_ok_for_noce_convert_multiple_sets) ...here.
3208 (noce_process_if_block): Update calls for above changes.
3209 (noce_find_if_block): Record new noce_if_info parameters.
3211 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3213 * target.def (max_noce_ifcvt_seq_cost): New.
3214 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3215 * doc/tm.texi: Regenerate.
3216 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3217 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3218 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3219 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3220 * doc/invoke.texi: Document new params.
3222 2016-07-21 Richard Biener <rguenther@suse.de>
3224 PR tree-optimization/71947
3225 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3226 ranges have useful limit_vr information.
3228 2016-07-21 Richard Biener <rguenther@suse.de>
3230 * function-tests.c (build_trivial_generic_function): Set
3231 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3232 * omp-low.c (create_omp_child_function): Likewise.
3233 (grid_expand_target_grid_body): Likewise.
3234 * cgraphunit.c (init_lowered_empty_function): Likewise.
3235 (cgraph_node::expand_thunk): Likewise.
3236 * tree-parloops.c (create_loop_fn): Likewise.
3237 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3239 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3241 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3244 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3246 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3247 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3248 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3249 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3250 values for insn attribute.
3251 * config/avr/avr.c (avr_out_insert_notbit): New function.
3252 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3253 ADJUST_LEN_INSV_NOTBIT_0/_7.
3254 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3256 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3258 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3259 (chrec_convert_1, chrec_convert): Ditto.
3260 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3261 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3262 * tree-vrp.c (adjust_range_with_scev): Ditto.
3263 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3264 (scev_var_range_cant_overflow): New function.
3265 (scev_probably_wraps_p): New parameter. Call above function.
3266 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3268 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3270 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3271 by removing computation of may_be_zero.
3273 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3275 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3277 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3279 Improving concepts performance and diagnostics.
3280 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3281 for constraint satisfaction and subsumption.
3282 * timevar.h (auto_timevar): New constructor that matches the push/pop
3283 pattern of usage in pt.c.
3285 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3287 * hwint.h (HOST_WIDE_INT_0): New define.
3288 (HOST_WIDE_INT_0U): Ditto.
3289 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3290 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3291 * simplify-rtx.c: Ditto.
3292 * tree-object-size.c: Ditto.
3294 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3296 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3299 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3301 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3302 * combine.c: Use HOST_WIDE_INT_M1U instead of
3303 ~(unsigned HOST_WIDE_INT) 0.
3304 * double-int.h: Ditto.
3306 * dwarf2asm.c:Ditto.
3308 * genmodes.c: Ditto.
3310 * read-rtl.c: Ditto.
3311 * tree-ssa-loop-ivopts.c: Ditto.
3312 * tree-ssa-loop-prefetch.c: Ditto.
3313 * tree-vect-generic.c: Ditto.
3314 * tree-vect-patterns.c: Ditto.
3317 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3319 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
3320 constant addresses outside [0,0xc0] into a register.
3321 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
3322 cases where the base address register is unused after.
3323 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
3324 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
3325 (avr_out_store_psi_reg_disp_tiny): Same.
3327 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3329 Implement attribute progmem on reduced Tiny cores by adding
3330 flash offset 0x4000 to respective symbols.
3333 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
3334 documentation how it works on reduced Tiny cores.
3335 (AVR Named Address Spaces): No support for reduced Tiny.
3336 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
3337 (avr_address_tiny_pm_p): New static function.
3338 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
3339 if the address is in progmem.
3340 (avr_assemble_integer): Same.
3341 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
3342 for symbol_ref in progmem.
3343 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
3344 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
3345 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
3347 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
3349 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
3350 * configure: Regenerate.
3351 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
3352 (USE_THIN_ARCHIVES): New variable.
3353 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
3354 this archive as a thin archive.
3356 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3358 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
3359 same location as last time, don't skip if we have fix-it hints.
3360 Clarify the skipping logic by converting it from one "if" clause
3361 to repeated "if" clauses.
3362 * spellcheck-tree.c: Include "cpplib.h".
3363 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
3364 (best_macro_match::best_macro_match): New constructor.
3365 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
3366 Move here from c/c-decl.c.
3367 (class best_macro_match): Move here from c/c-decl.c, converting
3368 from a typedef to a subclass, gaining a ctor.
3370 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3372 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
3373 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
3375 (avr_addr_space_diagnose_usage): ...and implementation.
3376 (avr_addr_space_supported_p): New function.
3377 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
3378 report bad address space usage if that space is supported.
3379 (avr_insert_attributes): Same. No more complain about unsupported
3381 * config/avr/avr-c.c (tm_p.h): Include it.
3382 (avr_cpu_cpp_builtins): Only define addr-space related built-in
3383 macro if avr_addr_space_supported_p.
3385 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3387 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3388 flag_toplevel_reorder.
3390 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3392 * gcc-rich-location.c
3393 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
3395 * gcc-rich-location.h
3396 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
3398 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3400 * target.def (addr_space): Add new diagnose_usage to hook vector.
3401 * targhooks.c (default_addr_space_diagnose_usage): Add default
3402 implementation and...
3403 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
3404 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
3405 is some address space, call targetm.addr_space.diagnose_usage.
3406 * doc/tm.texi.in (Named Address Spaces): Add anchor for
3407 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
3408 * doc/tm.texi: Regenerate.
3410 2016-07-20 Martin Liska <mliska@suse.cz>
3413 * graphite-isl-ast-to-gimple.c (later_of_the_two):
3414 Properly handly PHI stmts.
3416 2016-07-20 Bin Cheng <bin.cheng@arm.com>
3418 PR tree-optimization/71503
3419 PR tree-optimization/71683
3420 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
3423 2016-07-20 Martin Liska <mliska@suse.cz>
3425 * doc/invoke.texi (-fipa-ra): Document when the option is
3426 disabled. Fix a typo.
3428 2016-07-20 Martin Liska <mliska@suse.cz>
3430 * Makefile.in: Include fibonacci_heap.c
3431 * fibonacci_heap.c: New file.
3432 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
3433 (fibonacci_heap::union_with): Fix deletion of the second heap.
3434 * selftest-run-tests.c (selftest::run_tests): Incorporate
3435 fibonacci heap tests.
3436 * selftest.h: Declare fibonacci_heap_c_tests.
3438 2016-07-20 Martin Liska <mliska@suse.cz>
3440 * selftest-run-tests.c (selftest::run_tests): New function.
3441 * selftest.h (sreal_c_tests): Declare.
3442 * sreal.c (sreal_verify_basics): New function.
3443 (verify_aritmetics): Likewise.
3444 (sreal_verify_arithmetics): Likewise.
3445 (verify_shifting): Likewise.
3446 (sreal_verify_shifting): Likewise.
3447 (void sreal_c_tests): Likewise.
3449 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3451 PR rtl-optimization/71916
3452 * cfgrtl.c (contains_no_active_insn_p): Return false also for
3453 bb which have a single succ fake edge.
3455 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
3458 * dwarf2out.c (gen_subprogram_die): Only call
3459 gen_unspecified_parameters_die while dumping early dwarf.
3461 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3464 * gimple-fold.c (fold_builtin_memory_op): Use
3465 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
3467 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
3469 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
3470 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
3471 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
3472 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
3476 * double-int.c: Ditto.
3478 * dwarf2out.c: Ditto.
3481 * fold-const.c: Ditto.
3482 * function.c: Ditto.
3484 * genmodes.c: Ditto.
3488 * loop-doloop.c: Ditto.
3489 * loop-invariant.c: Ditto.
3496 * simplify-rtx.c: Ditto.
3497 * stor-layout.c: Ditto.
3499 * tree-ssa-loop-ivopts.c: Ditto.
3500 * tree-vect-generic.c: Ditto.
3501 * tree-vect-patterns.c: Ditto.
3506 * wide-int-print.cc: Ditto.
3507 * wide-int.cc: Ditto.
3508 * wide-int.h: Ditto.
3510 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3512 * selftest.c (selftest::assert_streq): Handle NULL values of
3513 val_actual and val_expected.
3515 2016-07-19 Martin Jambor <mjambor@suse.cz>
3518 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
3519 rather than cgraph_create_node to get a call graph node.
3521 2016-07-19 Richard Biener <rguenther@suse.de>
3523 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
3524 handle all tcc_constant bases and valueize SSA names.
3525 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
3528 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3530 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
3531 the flags of the exit block and bb2, not just the entry block.
3533 2016-07-19 Richard Biener <rguenther@suse.de>
3535 PR tree-optimization/71901
3536 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
3537 align member, group stuff with the bitfield.
3538 (vn_ref_op_align_unit): New inline.
3539 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
3540 record element alignment and operand 3 unchanged.
3541 (ao_ref_init_from_vn_reference): Adjust.
3542 (valueize_refs_1): Likewise.
3543 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3545 2016-07-19 Richard Biener <rguenther@suse.de>
3547 PR tree-optimization/71908
3548 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
3549 symbolic constants in a more reliable way.
3551 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
3553 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
3555 (vect_update_inits_of_drs): Likewise.
3556 (vect_create_cond_for_alias_checks): Likewise.
3557 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
3559 2016-07-19 Richard Biener <rguenther@suse.de>
3562 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
3563 with an abstract origin that is not an inlined function outer
3564 scope add a self-reference as abstract origin.
3565 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
3567 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3570 * config/rs6000/rs6000.c (rs6000_function_value): Fix
3571 unintentional System V.4 structure return breakage for structures
3572 with a single floating point element.
3574 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3576 PR tree-optimization/71734
3577 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
3578 contains REF, use it to check safelen, assume that safelen value
3579 must be greater 1, fix style.
3580 (ref_indep_loop_p_2): Add REF_LOOP argument.
3581 (ref_indep_loop_p): Pass LOOP as additional argument to
3584 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3586 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
3587 allocation in the prologue.
3588 * explow.c (get_dynamic_stack_base): New function to return an address
3589 expression for the dynamic stack base.
3590 (get_dynamic_stack_size): New function to do the required dynamic stack
3591 space size calculations.
3592 (allocate_dynamic_stack_space): Use new functions.
3593 (align_dynamic_address): Move some code from
3594 allocate_dynamic_stack_space to new function.
3595 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
3597 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3599 * config/s390/s390.c (s390_encode_section_info): Always set
3600 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
3603 2016-07-18 Richard Biener <rguenther@suse.de>
3605 PR tree-optimization/71893
3606 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
3607 for sizetype cast added by array_ref_element_size.
3608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3610 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
3612 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
3613 register parameters. Remove code to initialize argument pointer
3614 on TARGET_64BIT. Optimize call to _mcount when it can be reached
3615 using a pc-relative branch. Cleanup conditional code.
3616 * config/pa/pa.md (call_mcount): New expander.
3617 (call_mcount_nonpic): New insn.
3618 (call_mcount_pic): New insn and split.
3619 (call_mcount_pic_post_reload): New insn.
3620 (call_mcount_64bit): New insn and split.
3621 (call_mcount_64bit_post_reload): New insn.
3623 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3625 * config/avr/predicates.md (const_m255_to_m1_operand): New.
3626 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
3627 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
3628 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
3629 (*usum_widenqihi3, *udiff_widenqihi3)
3630 (*addhi3_zero_extend.const): New combiner insns.
3631 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
3632 just 1 bit is affected.
3633 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
3634 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
3636 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
3638 * omp-low.c (lower_omp_target): Mark data clauses with
3639 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
3640 zero-length subarrays.
3642 2016-07-15 Richard Biener <rguenther@suse.de>
3644 PR tree-optimization/71881
3645 * tree-loop-distribution.c (destroy_loop): Remove blocks in
3646 reverse DOM order to make debug temp generation happy.
3648 2016-07-15 Richard Biener <rguenther@suse.de>
3650 PR tree-optimization/71887
3651 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
3652 verify it is not zero for division / modulo handling.
3653 (value_replacement): Adjust.
3655 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
3656 Julian Brown <julian@codesourcery.com>
3658 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
3659 * config/aarch64/aarch64-cost-tables.h
3660 (vulcan_extra_costs): New variable.
3661 * config/aarch64/aarch64.c
3662 (vulcan_addrcost_table): Likewise.
3663 (vulcan_regmove_cost): Likewise.
3664 (vulcan_vector_cost): Likewise.
3665 (vulcan_branch_cost): Likewise.
3666 (vulcan_tunings): Likewise.
3668 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
3670 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
3671 (output_in_order): Loop over undefined variables too. Output them
3672 via assemble_undefined_decl. Skip variables that correspond to hard
3673 registers or have value-exprs.
3674 * varpool.c (symbol_table::output_variables): Handle undefined
3675 variables together with defined ones.
3677 2016-07-15 Richard Biener <rguenther@suse.de>
3679 * tree-ssa-pre.c (get_representative_for): Make sure to return
3680 the value number of SSA names.
3681 (phi_translate_1): get_representative_for cannot return NULL.
3682 (do_pre_regular_insertion): Remove redundant call to
3683 fully_constant_expression.
3684 (do_pre_partial_partial_insertion): Likewise.
3686 2016-07-15 Bin Cheng <bin.cheng@arm.com>
3688 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
3689 (derive_simple_iv_with_niters): New function.
3690 (simple_iv): Rewrite using simple_iv_with_niters.
3691 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
3692 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3694 (number_of_iterations_exit): Rewrite using above function.
3695 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3698 2016-07-15 Richard Biener <rguenther@suse.de>
3700 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
3703 2016-07-14 Jakub Jelinek <jakub@redhat.com>
3705 PR tree-optimization/71872
3706 * tree-data-ref.c (get_references_in_stmt): Ignore references
3707 with is_gimple_constant get_base_address.
3709 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3711 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
3712 (TARGET_HAVE_LDACQD): New macro.
3713 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
3714 than TARGET_HAVE_LDACQ.
3715 (arm_load_acquire_exclusivedi): Likewise.
3716 (arm_store_release_exclusivedi): Likewise.
3718 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3720 PR rtl-optimization/71878
3721 * lra-constraints.c (match_reload): Pass information about other
3722 output operands. Create new unique register value if matching input
3723 operand shares same register value as output operand being considered.
3724 (curr_insn_transform): Record output operands already processed.
3726 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3729 PR tree-optimization/70923
3730 * tree-vect-patterns.c: Include mult-synthesis.h.
3731 (target_supports_mult_synth_alg): New function.
3732 (synth_lshift_by_additions): Likewise.
3733 (apply_binop_and_append_stmt): Likewise.
3734 (vect_synth_mult_by_constant): Likewise.
3735 (target_has_vecop_for_code): Likewise.
3736 (vect_recog_mult_pattern): Use above functions to synthesize vector
3737 multiplication by integer constants.
3739 2016-07-14 Alan Modra <amodra@gmail.com>
3741 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
3742 gpr alternatives. Correct '*' placement on Y,r alternative.
3743 Add '*' on operand 1 of r,r alternative.
3745 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3747 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
3748 * expmed.h: ... Here.
3750 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
3752 * gimple.h (stmt_can_terminate_bb_p): New function.
3753 * tree-cfg.c (need_fake_edge_p): Rename to ...
3754 (stmt_can_terminate_bb_p): ... this; return true if stmt can
3755 throw external; handle const and pure calls.
3756 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
3758 2016-07-14 Richard Biener <rguenther@suse.de>
3760 PR tree-optimization/71866
3761 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
3762 (do_hoist_insertion): Avoid endless recursion when we
3763 didn't insert anything because we managed to simplify
3764 things down to a constant or SSA name.
3765 (fully_constant_expression): Re-write in terms of ...
3766 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
3767 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
3768 vn_nary_build_or_lookup_1.
3769 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
3770 (vn_nary_build_or_lookup): ... this which now wraps it.
3772 2016-07-14 Alan Modra <amodra@gmail.com>
3775 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
3776 with p9_vector override before power9-dform override.
3778 2016-07-13 Andi Kleen <ak@linux.intel.com>
3780 * value-prof.c (gimple_value_profile_transformations): Don't run
3781 when auto_profile is on.
3783 2016-07-13 Andi Kleen <ak@linux.intel.com>
3785 * auto-profile.c (update_inlined_ind_target,
3786 afdo_indirect_call): Print information to dump file.
3788 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
3790 * genrecog.c (special_predicate_operand_p): New function.
3791 (predicate_name): Move function.
3792 (validate_pattern): Don't warn about missing mode for all
3793 define_special_predicate predicates.
3795 2016-07-13 Bin Cheng <bin.cheng@arm.com>
3797 * tree-vect-data-refs.c (vect_no_alias_p): New function.
3798 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
3799 resolve alias checks which are known at compilation time.
3800 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
3801 alias checks are resolved. Move dump info for too many runtime
3802 alias checks to here...
3803 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
3805 2016-07-13 Richard Biener <rguenther@suse.de>
3807 PR tree-optimization/24574
3808 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
3809 position and add shift, rotate, divison and modulo support
3811 (value_replacement): Pass in argument position to absorbing_element_p.
3813 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
3816 * ipa-inline-transform.c (inline_call): Support
3817 instrumented thunks.
3819 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3821 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
3822 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
3824 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
3825 Baseline. Make initial alternative TARGET_32BIT only.
3826 (udivsi3): Likewise.
3827 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
3828 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
3831 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3833 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
3834 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
3835 availability with TARGET_HAVE_MOVT.
3836 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
3837 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
3838 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
3840 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
3841 extra instruction if MOVW is available. Use a cost variable
3842 incremented by COSTS_N_INSNS (1) when the condition match rather than
3843 returning an arithmetic expression based on COSTS_N_INSNS. Make
3844 constant with bottom half word zero cost 2 instruction if MOVW is
3846 * config/arm/arm.md (define_attr "arch"): Add v8mb.
3847 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
3848 target is ARMv8-M Baseline.
3849 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
3850 (arm_movtas_ze): Likewise.
3851 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
3852 alternative for constants satisfying j constraint.
3853 (thumb1_movsi_insn): Likewise.
3854 (movsi splitter for K alternative): Tighten condition to not trigger
3855 if movt is available and j constraint is satisfied.
3856 (Pe immediate splitter): Likewise.
3857 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
3858 constant fitting in an halfword to use MOVW.
3859 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
3862 2016-07-13 Richard Biener <rguenther@suse.de>
3865 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
3866 gimplifying the LHS. Make sure to gimplify a returning twice
3867 call LHS without using SSA names.
3869 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3871 * tree-data-ref.c (find_data_references_in_stmt): Remove
3872 unnecessary call to vec::release.
3873 (graphite_find_data_references_in_stmt): Likewise.
3874 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
3875 * tree-vect-stmts.c (vectorizable_condition): Likewise.
3877 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3879 * cfgexpand.c (expand_used_vars): Make the type of a local
3881 * genmatch.c (lower_for): Likewise.
3882 * haifa-sched.c (haifa_sched_init): Likewise.
3883 (add_to_speculative_block): Likewise.
3884 (create_check_block_twin): Likewise.
3885 * predict.c (handle_missing_profiles): Likewise.
3886 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
3887 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
3888 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
3890 (maybe_lower_iteration_bound): Likewise.
3891 * tree-ssa-sccvn.c (DFS): Likewise.
3892 * tree-stdarg.c (reachable_at_most_once): Likewise.
3893 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
3894 (vectorizable_store): Likewise.
3896 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3898 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
3899 (sccvn_dom_walker): make cond_stack an auto_vec.
3901 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3903 * ree.c (struct ext_state): Make type of members auto_vec.
3904 (find_and_remove_re): Adjust.
3906 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3908 * cfgexpand.c (struct stack_vars_data): Make type of fields
3910 (expand_used_vars): Adjust.
3912 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3914 * ipa.c (record_cdtor_fn): Adjust.
3915 (build_cdtor_fns): Likewise.
3916 (ipa_cdtor_merge): Make static_ctors and static_dtors local
3919 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3921 * genextract.c (struct accum_extract): Add constructor and make
3925 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3927 * tree.c (struct free_lang_data_d): Add constructor and change
3928 types of members to ones that automatically manage resources.
3929 (fld_worklist_push): Adjust.
3930 (find_decls_types): Likewise.
3931 (find_decls_types_in_eh_region): Likewise.
3932 (free_lang_data_in_cgraph): Stop manually creating and
3933 destroying members of free_lang_data_d.
3935 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
3937 PR rtl-optimization/68961
3938 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
3939 peephole variant. Use sse_reg_operand predicates.
3941 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/predicates.md (x86_64_immediate_operand)
3944 <case CONST_INT>: Remove unneeded truncation to DImode.
3945 <case CONST>: Ditto.
3946 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
3948 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3951 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
3952 The xxperm and xxpermr instructions require that the 2nd input
3953 operand overlap with the output operand, and not the 1st.
3954 (altivec_vperm_v8hiv16qi): Likewise.
3955 (altivec_vperm_<mode>_uns_internal): Likewise.
3956 (altivec_vpermr_<mode>_internal): Likewise.
3957 (vperm_v8hiv4si): Likewise.
3958 (vperm_v16qiv8hi): Likewise.
3960 2016-07-12 Nathan Sidwell <nathan@acm.org>
3962 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
3963 when -mno-pic-data-is-text-relative is in effect, by default.
3964 * doc/invoke.texi (mpic-data-is-text-relative): Document new
3965 behavior and clarify.
3967 2016-07-12 Martin Liska <mliska@suse.cz>
3969 * params.def: Add avg-loop niter.
3970 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
3971 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
3972 * doc/invoke.texi: Document the new parameter.
3974 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3977 * expr.c (store_constructor): Mask sign-extended bits when widening
3978 sub-word constructor element at the start of a word.
3980 2016-07-12 Martin Liska <mliska@suse.cz>
3982 * Makefile.in: Append rule for params-options.h.
3983 * params-options.h: New file.
3985 2016-07-12 Martin Liska <mliska@suse.cz>
3987 * ira-build.c (mark_loops_for_removal): Properly iterate
3990 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
3991 Richard Biener <rguenther@suse.de>
3993 PR tree-optimization/23286
3994 PR tree-optimization/70159
3995 * doc/invoke.texi: Document -fcode-hoisting.
3996 * common.opt (fcode-hoisting): New flag.
3997 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
3998 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
3999 (do_regular_insertion): Rename to ...
4000 (do_pre_regular_insertion): ... this and amend general comments
4001 on insertion strathegy.
4002 (do_partial_partial_insertion): Rename to ...
4003 (do_pre_partial_partial_insertion): ... this.
4004 (do_hoist_insertion): New function.
4005 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
4006 and call do_hoist_insertion properly.
4008 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
4009 (pass_pre::execute): Register hoist_insert stats.
4011 2016-07-12 Jakub Jelinek <jakub@redhat.com>
4014 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
4015 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
4016 is different from mode's bitsize. Small cleanup.
4018 2016-07-12 Richard Biener <rguenther@suse.de>
4020 PR rtl-optimization/68961
4021 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
4022 to simplify to a non-constant.
4024 2016-07-11 Jakub Jelinek <jakub@redhat.com>
4027 * omp-low.c (expand_omp_target): Gimplify device.
4029 PR tree-optimization/71823
4030 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
4031 to get vec_oprnds2 from op2.
4033 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
4036 Hoist common subexpressions.
4037 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4039 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4042 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
4043 prevent generation of 'stxsiwx' on pre Power8 hardware.
4045 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4047 * input.c: Include cpplib.h.
4048 (selftest::temp_source_file): New class.
4049 (selftest::temp_source_file::temp_source_file): New ctor.
4050 (selftest::temp_source_file::~temp_source_file): New dtor.
4051 (selftest::should_have_column_data_p): New function.
4052 (selftest::test_should_have_column_data_p): New function.
4053 (selftest::temp_line_table): New class.
4054 (selftest::temp_line_table::temp_line_table): New ctor.
4055 (selftest::temp_line_table::~temp_line_table): New dtor.
4056 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
4057 it to create a temp_line_table.
4058 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
4059 locations that are known to have column data.
4060 (selftest::line_table_case): New struct.
4061 (selftest::test_reading_source_line): Move tempfile handling
4062 to class temp_source_file.
4063 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
4064 (selftest::assert_token_loc_eq): New function.
4065 (ASSERT_TOKEN_LOC_EQ): New macro.
4066 (selftest::test_lexer): New function.
4067 (selftest::boundary_locations): New array.
4068 (selftest::input_c_tests): Call test_should_have_column_data_p.
4069 Loop over a test matrix of interesting values of location and
4070 default_range_bits, calling test_lexer on each case in the matrix.
4071 Move call to test_accessing_ordinary_linemaps into the matrix.
4072 * selftest.h (ASSERT_EQ): Reimplement in terms of...
4073 (ASSERT_EQ_AT): New macro.
4075 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
4078 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
4079 Don't convert TImode in debug insn.
4081 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4083 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
4084 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
4085 (tree_type_common::lang_flag_7): New.
4086 (tree_type_common::spare): Reduce size.
4087 * tree.h (TYPE_ALIGN_OK): Remove.
4088 (TYPE_LANG_FLAG_7): New.
4089 (get_inner_reference): Adjust header.
4090 * print-tree.c (print_node): Adjust.
4091 * expr.c (get_inner_reference): Remove parameter keep_aligning.
4092 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
4093 calls to get_inner_reference.
4094 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
4095 handling of TYPE_ALIGN_OK.
4096 * builtins.c (get_object_alignment_2): Adjust call to
4097 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
4098 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
4100 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
4101 * cfgexpand.c (expand_debug_expr): Likewise.
4102 * dbxout.c (dbxout_expand_expr): Likewise.
4103 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
4104 loc_list_from_tree, fortran_common): Likewise.
4105 * fold-const.c (optimize_bit_field_compare,
4106 decode_field_reference, fold_unary_loc, fold_comparison,
4107 split_address_to_core_and_offset): Likewise.
4108 * gimple-laddress.c (execute): Likewise.
4109 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
4110 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
4111 * hsa-gen.c (gen_hsa_addr): Likewise.
4112 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
4113 * tsan.c (instrument_expr): Likewise.
4114 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
4115 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
4116 * tree-affine.c (tree_to_aff_combination,
4117 get_inner_reference_aff): Adjust calls to get_inner_reference.
4118 * tree-data-ref.c (split_constant_offset_1,
4119 dr_analyze_innermost): Likewise.
4120 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
4121 * tree-sra.c (ipa_sra_check_caller): Likewise.
4122 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
4123 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
4124 bswap_replace): Likewise.
4125 * tree-vect-data-refs.c (vect_check_gather,
4126 vect_analyze_data_refs): Likewise.
4127 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
4128 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
4131 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4133 * Makefile.in (selftest-valgrind): New phony target.
4134 * function-tests.c (selftest::build_cfg): Delete pass instances
4135 created by the test.
4136 (selftest::convert_to_ssa): Likewise.
4137 (selftest::test_expansion_to_rtl): Likewise.
4138 * tree-cfg.c (selftest::test_linear_chain): Release dominator
4140 (selftest::test_diamond): Likewise.
4142 2016-07-11 Richard Biener <rguenther@suse.de>
4144 PR tree-optimization/71816
4145 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
4146 than replacing all of its operands.
4148 2016-07-11 Alan Modra <amodra@gmail.com>
4150 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
4151 (ctr<mode>): Add unspec.
4152 (ctr<mode>_internal*): Likewise.
4154 2016-07-08 James Bowman <james.bowman@ftdichip.com>
4156 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
4157 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
4159 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
4161 PR rtl-optimization/71621
4162 * lra-constraints.c (process_alt_operands): Check combination of
4165 2016-07-08 Jason Merrill <jason@redhat.com>
4166 Richard Biener <rguenther@suse.de>
4168 P0145: Refining Expression Order for C++.
4169 * gimplify.c (initial_rhs_predicate_for): New.
4170 (gimplfy_modify_expr): Gimplify RHS before LHS.
4172 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4175 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4176 Allow standard error handling to take over when a wrong number
4177 of arguments is presented to __builtin_vec_ld () or
4178 __builtin_vec_st ().
4180 2016-07-08 Jiong Wang <jiong.wang@arm.com>
4182 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
4187 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
4188 __builtin_aarch64_fmaxv2sf.
4189 (vmaxnmq_f32): Likewise.
4190 (vmaxnmq_f64): Likewise.
4191 (vminnm_f32): Likewise.
4192 (vminnmq_f32): Likewise.
4193 (vminnmq_f64): Likewise.
4195 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4198 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
4199 enable -mfloat128-hardware by default.
4200 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
4201 that IEEE 128-bit hardware support needs.
4202 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4203 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
4204 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
4205 floating point requires.
4206 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4207 -mfloat128 and -mfloat128-hardware changes.
4209 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4211 PR tree-optimization/71667
4212 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4214 2016-07-08 Martin Liska <mliska@suse.cz>
4217 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4218 folding produces SAVE_EXPRs, thus return false for the type.
4220 2016-07-07 Martin Liska <mliska@suse.cz>
4222 * file-find.c (remove_prefix): New function.
4223 * file-find.h (remove_prefix): Declare the function.
4224 * gcc-ar.c (main): Skip a folder of the wrapper if
4225 a wrapped binary would point to the same file.
4227 2016-07-07 Jan Hubicka <jh@suse.cz>
4229 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4230 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4231 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4233 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4236 * ipa-inline-analysis.c (compute_inline_parameters): Set
4237 local.can_change_signature to false for intrumentation
4240 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4242 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4243 with TARGET_HAVE_MOVT.
4244 (TARGET_HAVE_MOVT): Define.
4245 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4246 availability with TARGET_HAVE_MOVT.
4247 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4249 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4251 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4252 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4253 * config/arm/constraints.md (define_constraint "j"): Use
4254 TARGET_HAVE_MOVT to check MOVT availability.
4256 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4258 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4260 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4262 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4263 (armv8-m.main): Likewise.
4264 (armv8-m.main+dsp): Likewise.
4265 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4266 (FL_FOR_ARCH8M_MAIN): Likewise.
4267 * config/arm/arm-tables.opt: Regenerate.
4268 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4269 armv8-m.main+dsp to BE8_LINK_SPEC.
4270 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4271 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4272 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4273 Baseline and Mainline.
4274 (arm_option_override_internal): Also disable arm_restrict_it when
4275 !arm_arch_notm. Update comment for -munaligned-access to also cover
4277 (arm_file_start): Increase buffer size for printing architecture name.
4278 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4279 and armv8-m.main+dsp.
4280 (mno-unaligned-access): Clarify that this is disabled by default for
4281 ARMv8-M Baseline architectures as well.
4283 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4285 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4286 decide whether to prevent some libgcc routines being included for some
4287 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4288 link between this condition and the one in
4289 libgcc/config/arm/lib1func.S.
4291 2016-07-07 Richard Biener <rguenther@suse.de>
4293 * tree-ssa-pre.c: Include alias.h.
4294 (compute_avail): If we have multiple VN_REFERENCEs with the
4295 same hashtable entry adjust that to make it a valid replacement
4296 for all of them with respect to alignment and aliasing
4297 when doing insertion.
4298 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4299 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4301 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4305 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4306 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
4309 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4311 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
4312 (adjust_mems): Adjust.
4313 (adjust_insn): Likewise.
4314 (prepare_call_arguments): Likewise.
4316 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4318 * gcse.c (struct ls_expr): Make stores field a vector.
4319 (ldst_entry): Adjust.
4320 (free_ldst_entry): Likewise.
4321 (print_ldst_list): Likewise.
4322 (compute_ld_motion_mems): Likewise.
4323 (update_ld_motion_stores): Likewise.
4325 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4327 * gcse.c (struct ls_expr): Remove loads field.
4328 (ldst_entry): Adjust.
4329 (free_ldst_entry): Likewise.
4330 (print_ldst_list): Likewise.
4331 (compute_ld_motion_mems): Likewise.
4333 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4335 * store-motion.c (struct st_expr): Make antic_stores a vector.
4336 (st_expr_entry): Adjust.
4337 (free_st_expr_entry): Likewise.
4338 (print_store_motion_mems): Likewise.
4339 (find_moveable_store): Likewise.
4340 (compute_store_table): Likewise.
4341 (remove_reachable_equiv_notes): Likewise.
4342 (replace_store_insn): Likewise.
4343 (build_store_vectors): Likewise.
4345 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4347 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
4348 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
4350 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4352 PR tree-optimization/71518
4353 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
4354 misalign also for outer loops with negative step.
4356 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
4358 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
4359 (cortex_a53_shift): Add mov_shift.
4360 (cortex_a53_shift_reg): Add new reservation for register shifts.
4361 (cortex_a53_alu): Remove bfm.
4362 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
4363 (cortex_a53_alu_extr): Add new reservation for EXTR.
4364 (bypasses): Improve bypass modelling.
4366 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4369 * config/avr/avr.c (avr_asm_select_section): Strip off
4370 SECTION_DECLARED from flags when calling get_section.
4372 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4374 * tree-vectorizer.h (vect_memory_access_type): Add
4375 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
4376 * tree-vect-stmts.c (compare_step_with_zero): New function.
4377 (perm_mask_for_reverse): Move further up file.
4378 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
4380 (get_negative_load_store_type): New function.
4381 (get_load_store_type): Call it. Add an ncopies argument.
4382 (vectorizable_mask_load_store): Update call accordingly and
4383 remove tests for negative steps.
4384 (vectorizable_store, vectorizable_load): Likewise. Handle new
4385 memory_access_types.
4387 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4389 * tree-vectorizer.h (vect_memory_access_type): New enum.
4390 (_stmt_vec_info): Add a memory_access_type field.
4391 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
4392 (vect_model_store_cost): Take an access type instead of a boolean.
4393 (vect_model_load_cost): Likewise.
4394 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
4395 vect_model_store_cost and vect_model_load_cost.
4396 * tree-vect-stmts.c (vec_load_store_type): New enum.
4397 (vect_model_store_cost): Take an access type instead of a
4398 store_lanes_p boolean. Simplify tests.
4399 (vect_model_load_cost): Likewise, but for load_lanes_p.
4400 (get_group_load_store_type, get_load_store_type): New functions.
4401 (vectorizable_store): Use get_load_store_type. Record the access
4402 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
4403 (vectorizable_load): Likewise.
4404 (vectorizable_mask_load_store): Likewise. Replace is_store
4405 variable with vls_type.
4407 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4409 * tree-vectorizer.h (vect_grouped_load_supported): Add a
4410 single_element_p parameter.
4411 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
4412 Check the PR65518 case here rather than in vectorizable_load.
4413 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
4414 * tree-vect-stmts.c (vectorizable_load): Likewise.
4416 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4418 * tree-vectorizer.h (gather_scatter_info): New structure.
4419 (vect_check_gather_scatter): Return a bool rather than a decl.
4420 Replace return-by-pointer arguments with a single
4421 gather_scatter_info *.
4422 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
4423 (vect_analyze_data_refs): Update call accordingly.
4424 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
4425 (vectorizable_mask_load_store): Likewise. Also record the
4426 offset dt and vectype in the gather_scatter_info.
4427 (vectorizable_store): Likewise.
4428 (vectorizable_load): Likewise.
4430 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4432 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
4433 strided groups, use the cost of N scalar accesses instead
4434 of ncopies vector accesses.
4435 (vect_model_load_cost): Likewise.
4437 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4439 * tree-vect-stmts.c (vect_cost_group_size): Delete.
4440 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
4441 variable to indicate when once-per-group costs are being used.
4442 (vect_model_load_cost): Likewise. Fix comment and misindented code.
4444 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4446 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
4447 peeling-for-gaps condition.
4449 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4451 * config/s390/s390.c (s390_expand_vec_init): Force initializer
4452 element to register if it doesn't match general_operand.
4454 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4455 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4457 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
4459 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
4460 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
4461 (SIGNBIT): New mode iterator.
4462 (Fsignbit): New mode attribute.
4463 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
4464 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
4465 when direct moves are available.
4466 (signbit<mode>2_dm): New define_insn_and_split).
4467 (signbit<mode>2_dm2): New define_insn.
4469 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4471 PR rtl-optimization/71594
4472 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
4473 into subregs of appropriate mode before trying to emit a conditional
4476 2016-07-05 Jan Hubicka <jh@suse.cz>
4478 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
4479 (simple_iv): Use it.
4481 2016-07-05 Jan Hubicka <jh@suse.cz>
4483 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
4485 2016-07-05 Jiong Wang <jiong.wang@arm.com>
4487 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
4490 2016-07-05 Jan Hubicka <jh@suse.cz>
4492 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
4495 2016-07-05 Richard Biener <rguenther@suse.de>
4497 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
4498 Handle empty else block.
4499 (is_feasible_trace): Likewise.
4500 (split_paths): Likewise.
4502 2016-07-05 Richard Biener <rguenther@suse.de>
4504 * tree-loop-distribution.c (distribute_loop): Fix issue with
4505 the cost model loop.
4507 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
4509 * config/arm/neon-testgen.ml: Delete.
4510 * config/arm/neon.ml: Delete.
4512 2016-07-04 Jakub Jelinek <jakub@redhat.com>
4515 * tree.c (attribute_value_equal): Use get_attribute_name instead of
4516 directly using TREE_PURPOSE.
4518 2016-07-04 Jiong Wang <jiong.wang@arm.com>
4520 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
4521 * config/aarch64/aarch64_neon.h: Likewise.
4522 * config/aarch64/arm_neon.h: Likewise.
4523 * config/aarch64/atomics.md: Likewise.
4524 * config/aarch64/aarch64-simd-builtins.def: Likewise.
4525 * doc/invoke.texi: Likewise.
4527 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4529 * config/s390/s390.md: Add "z13" cpu_facility.
4530 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
4531 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
4532 condition" type instructions.
4534 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4535 Jeff Law <law@redhat.com>
4537 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
4538 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
4540 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
4542 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
4543 permutation for TARGET_AVX512F.
4544 (ix86_expand_vec_one_operand_perm_avx512): New function.
4545 (expand_vec_perm_1): Invoke introduced function.
4546 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4547 it may be not valid after vectorization.
4549 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4552 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
4553 typo in comment. Only force to memory if it is a weak
4556 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
4557 Jiong Wang <jiong.wang@arm.com>
4559 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
4560 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
4561 (AARCH64_FL_F16): New.
4562 (AARCH64_FL_FOR_ARCH8_2): New.
4563 (AARCH64_ISA_8_2): New.
4564 (AARCH64_ISA_F16): New.
4565 (TARGET_FP_F16INST): New.
4566 (TARGET_SIMD_F16INST): New.
4567 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
4568 ("fp"): Disabling "fp" also disables "fp16".
4569 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
4570 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
4571 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
4572 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
4574 2016-07-04 Jan Beulich <jbeulich@suse.com>
4576 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
4578 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4581 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
4582 the insns, use an insn form that does not adjust the offset on
4583 little endian systems.
4585 2016-07-01 Jan Beulich <jbeulich@suse.com>
4587 * varasm.c (get_variable_section): Validate initializer in
4588 named .bss-like sections.
4590 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4592 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
4593 Exchange the order of the second and third operands in the vpermr
4594 instruction tmeplate.
4596 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
4599 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
4600 Disallow TDmode values.
4602 2016-07-01 Alan Modra <amodra@gmail.com>
4604 PR rtl-optimization/71709
4605 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
4606 being set, not referenced.
4608 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
4610 PR tree-optimization/70729
4611 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
4612 of loop since it can be not valid after transformation.
4614 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4616 * config/arm/arm.c (thumb_reload_in_hi): Delete.
4617 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
4619 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
4621 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
4624 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4627 * config/rs6000/constraints.md (wY constraint): New constraint to
4628 match the requirements for the LXSD and STXSD instructions.
4629 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
4630 predicate to match the requirements for the LXSD and STXSD
4632 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
4633 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
4634 to make sure that the bottom 2 bits of offset are 0, the address
4635 form is offsettable, and no updating is done in the address mode.
4636 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
4637 (movdi_internal32): Likewise
4638 (movdi_internal64): Likewise.
4640 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4642 PR tree-optimization/71707
4643 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
4644 strinfo even for ADDR_EXPR ptr.
4646 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4648 * config/rs6000/altivec.md (darn_32): Change the condition to
4649 TARGET_P9_MISC instead of TARGET_MODULO.
4650 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
4651 condition expression.
4652 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
4653 condition expression.
4654 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
4655 (DFP_TEST): New code iterator.
4656 (dfptstsfi_<code>_mode>): New define_expand.
4657 (*dfp_sgnfcnc_<mode>): New define_insn.
4658 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
4659 definition next to BU_P9_MISC_1 definition and change the MASK
4660 value to RS6000_BTM_P9_MISC.
4661 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
4662 (BU_P9_64BIT_MISC_0): Likewise.
4663 (BU_P9_DFP_MISC_0): New macro definition.
4664 (BU_P9_DFP_MISC_1): New macro definition.
4665 (BU_P9_DFP_MISC_2): New macro definition.
4666 (BU_P9_DFP_OVERLOAD_1): New macro definition.
4667 (BU_P9_DFP_OVERLOAD_2): New macro definition.
4668 (BU_P9_DFP_OVERLOAD_3): New macro definition.
4669 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
4670 (TSTSFI_LT_TD): Likewise.
4671 (TSTSFI_EQ_DD): Likewise.
4672 (TSTSFI_EQ_TD): Likewise.
4673 (TSTSFI_GT_DD): Likewise.
4674 (TSTSFI_GT_TD): Likewise.
4675 (TSTSFI_OV_DD): Likewise.
4676 (TSTSFI_OV_TD): Likewise.
4677 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
4678 (TSTSFI_LT_DD): Likewise.
4679 (TSTSFI_LT_TD): Likewise.
4680 (TSTSFI_EQ): Likewise.
4681 (TSTSFI_EQ_DD): Likewise.
4682 (TSTSFI_EQ_TD): Likewise.
4683 (TSTSFI_GT): Likewise.
4684 (TSTSFI_GT_DD): Likewise.
4685 (TSTSFI_GT_TD): Likewise.
4686 (TSTSFI_OV): Likewise.
4687 (TSTSFI_OV_DD): Likewise.
4688 (TSTSFI_OV_TD): Likewise.
4689 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4690 overloaded test significance functions.
4691 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4692 OPTION_MASK_P9_MISC into the representation of this mask.
4693 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
4695 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
4696 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
4698 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
4699 argument is a 6-bit unsigned literal value if the icode argument
4700 represents a DFP test significance built-in call.
4701 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
4702 flag used independently and in combination with the
4703 RS6000_BTM_64BIT flag.
4704 (rs6000_opt_masks): Add entry for power9-misc command-line option.
4705 (rs6000_builtin_mask_names): Add entry for power9-misc
4706 command-line option.
4707 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
4708 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
4709 RS6000_BTM_P9_MISC macros.
4710 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
4711 option and change the description of the -mpower9-vector option to
4712 enable only vector instructions, removing its erroneously claimed
4713 support for scalar instructions.
4714 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4715 the ISA 3.0 digital floating point test significance built-in
4718 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
4720 * config/aarch64/aarch64.c (cortexa35_tunings):
4721 Enable AES fusion. Use cortexa57_branch_cost.
4722 (cortexa53_tunings): Use cortexa57_branch_cost.
4723 (cortexa72_tunings): Use cortexa57_branch_cost.
4724 Use AUTOPREFETCHER_WEAK.
4725 (cortexa73_tunings): Use cortexa57_branch_cost.
4727 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4728 James Greenhalgh <james.greenhalgh@arm.com>
4730 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
4731 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
4732 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
4733 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
4734 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
4735 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
4736 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
4737 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
4738 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
4739 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
4740 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
4741 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
4742 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
4745 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
4746 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4748 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
4750 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
4752 2016-06-30 David Malcolm <dmalcolm@redhat.com>
4755 * gcc.c (driver::build_option_suggestions): Pass "option" to
4756 add_misspelling_candidates.
4757 * opts-common.c (add_misspelling_candidates): Add "option" param;
4758 use it to avoid adding negated forms for options marked with
4760 * opts.h (add_misspelling_candidates): Add "option" param.
4762 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4765 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
4766 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
4767 first when permuting bitwise operation with rotate. Cast
4768 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
4770 2016-06-29 David Malcolm <dmalcolm@redhat.com>
4772 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
4773 for misspelled param names.
4774 * params.c: Include spellcheck.h.
4775 (find_param_fuzzy): New function.
4776 * params.h (find_param_fuzzy): New prototype.
4777 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
4778 * spellcheck.h (struct edit_distance_traits<const char *>):
4781 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
4783 * config/rs6000/predicates.md (const_0_to_7_operand): New
4784 predicate, recognize 0..7.
4785 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4786 support for doing extracts from V16QImode, V8HImode, V4SImode
4788 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
4789 vector extract support.
4790 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
4791 for ISA 3.0 vector extract.
4792 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
4793 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
4794 extracts of a constant element number from small integer vectors
4795 on 64-bit ISA 3.0 systems.
4796 (vsx_extract_<mode>_di): Likewise.
4797 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
4798 say when we can do ISA 3.0 vector extracts.
4799 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
4800 registers, using the stxsiwx instruction.
4802 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
4804 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
4805 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
4806 qdf24xx_regmove_cost, qdf24xx_tunings): New.
4807 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
4808 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
4809 * config/arm/arm.c (arm_qdf24xx_tune): New.
4811 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
4813 * config/aarch64/aarch64.c (cortexa53_tunings):
4814 Increase loop alignment to 8. Set function alignment to 16.
4815 (cortexa35_tunings): Likewise.
4816 (cortexa57_tunings): Increase loop alignment to 8.
4817 (cortexa72_tunings): Likewise.
4818 (cortexa73_tunings): Likewise.
4820 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
4822 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
4823 for arm_fp16_ok and arm_fp16_hw.
4824 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
4825 arm_fp16_alternative.
4827 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
4829 PR tree-optimization/71655
4830 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
4831 types when swapping operands.
4833 2016-06-29 Martin Liska <mliska@suse.cz>
4836 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
4837 * ipa-inline-transform.c (inline_call): Remove unnecessary call
4838 of build_optimization_node.
4840 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
4842 PR tree-optimization/70729
4843 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
4844 independent in loops having positive safelen value.
4845 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4846 it may be not valid after vectorization.
4848 2016-06-29 Jakub Jelinek <jakub@redhat.com>
4850 PR tree-optimization/71625
4851 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
4852 is sorted by ascending list->offset. If PTR is non-NULL and there is
4853 previous strinfo, call get_stridx_plus_constant.
4854 (get_stridx): Pass exp as second argument to get_addr_stridx.
4855 (addr_stridxptr): Add missing list = list->next, so that there can be
4856 more than one entries in the list. Bump limit from 16 to 32. Ensure
4857 the list is sorted by ascending list->offset.
4858 (get_stridx_plus_constant): Adjust so that it can be also called with
4859 ADDR_EXPR instead of SSA_NAME as PTR.
4860 (handle_char_store): Pass NULL_TREE as second argument to
4863 2016-06-29 Richard Biener <rguenther@suse.de>
4865 PR rtl-optimization/68961
4866 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
4868 2016-06-29 Richard Biener <rguenther@suse.de>
4871 * alias.c (component_uses_parent_alias_set_from): Handle
4872 type punning through union accesses by using the union alias set.
4873 * gimple.c (gimple_get_alias_set): Remove union type punning case.
4875 2016-07-29 Richard Biener <rguenther@suse.de>
4877 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
4878 precision not matching mode precision.
4880 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
4882 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
4883 pa_output_arg_descriptor.
4884 (call_val_symref_64bit_post_reload): Likewise.
4885 (call_val_powf_64bit_post_reload): Likewise.
4886 (sibcall_internal_symref_64bit): Likewise.
4887 (sibcall_value_internal_symref_64bit): Likewise.
4889 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4892 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
4893 a constant, force its SUBREG_REG into memory or register instead
4896 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4899 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
4900 * doc/invoke.texi (AVR Options): Document it.
4902 2016-06-28 Walter Lee <walt@tilera.com>
4904 * config/tilegx/linux.h: Do not include arch/icache.h
4905 (CLEAR_INSN_CACHE): Provide inlined definition directly.
4906 * config/tilepro/linux.h: Do not include arch/icache.h
4907 (CLEAR_INSN_CACHE): Provide inlined definition directly.
4909 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
4911 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
4912 for big-endian BIT_FIELD_REF.
4914 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
4916 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
4917 ('size' attribute): Add '128'.
4919 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
4920 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
4921 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
4922 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
4923 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
4924 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
4925 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
4926 *trunc<mode>df2_odd): Set size attribute to '128'.
4927 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
4928 * config/rs6000/power6.md (power6-fp): Include dfp type.
4929 * config/rs6000/power7.md (power7-fp): Likewise.
4930 * config/rs6000/power8.md (power8-fp): Likewise.
4931 * config/rs6000/power9.md: New file.
4932 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
4933 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
4934 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
4936 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
4937 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4938 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
4939 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
4940 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
4941 dfp_dscri_<mode>): Change type attribute to dfp.
4942 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
4943 attribute to vecsimple.
4944 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
4945 and prefetch streams.
4946 (rs6000_option_override_internal): Remove temporary code setting
4947 tuning to power8. Don't set rs6000_sched_groups for power9.
4948 (last_scheduled_insn): Change to rtx_insn *.
4949 (divide_cnt, vec_load_pendulum): New variables.
4950 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
4951 (rs6000_issue_rate): Set issue rate for Power9.
4952 (is_power9_pairable_vec_type): New.
4953 (power9_sched_reorder2): New.
4954 (rs6000_sched_reorder2): Call new function for Power9 specific
4956 (insn_must_be_first_in_group): Remove Power9.
4957 (insn_must_be_last_in_group): Likewise.
4958 (force_new_group): Likewise.
4959 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
4960 Initialize divide_cnt/vec_load_pendulum.
4961 (_rs6000_sched_context, rs6000_init_sched_context,
4962 rs6000_set_sched_context): Handle context save/restore of new
4965 2016-06-28 Richard Biener <rguenther@suse.de>
4967 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
4968 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
4969 COMPONENT_REF operand.
4970 (nonoverlapping_component_refs_p): Likewise.
4971 * stor-layout.c (start_bitfield_representative): Mark
4972 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
4974 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4976 * Makefile.in: Don't cat ../stage_current if it does not exist.
4978 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
4979 last argument is a bit-field.
4981 PR rtl-optimization/71673
4982 * internal-fn.c (expand_arith_overflow_result_store): Use
4983 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
4984 expand_simple_binop.
4987 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
4988 expand_ifn_atomic_compare_exchange): New functions.
4989 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
4990 * tree.h (build_call_expr_internal_loc): Rename to ...
4991 (build_call_expr_internal_loc_array): ... this. Fix up type of
4993 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
4994 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
4995 ATOMIC_COMPARE_EXCHANGE result.
4996 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
4997 * gimple-fold.h (optimize_atomic_compare_exchange_p,
4998 fold_builtin_atomic_compare_exchange): New prototypes.
4999 * gimple-fold.c (optimize_atomic_compare_exchange_p,
5000 fold_builtin_atomic_compare_exchange): New functions..
5001 * tree-ssa.c (execute_update_addresses_taken): If
5002 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
5003 of call when finding addressable vars, and if such var becomes
5004 non-addressable, call fold_builtin_atomic_compare_exchange.
5006 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
5009 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
5010 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
5012 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
5014 * config/rs6000/rs6000.md ('type' attribute): Add
5015 veclogical,veccmpfx,vecexts,vecmove insn types.
5016 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
5017 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
5018 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
5019 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
5020 *nabs<mode>2_hw): Change type to vecmove.
5021 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
5022 *boolcc<mode>3_internal, *eqv<mode>3_internal,
5023 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
5024 *ieee_128bit_vsx_abs<mode>2_internal,
5025 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
5026 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
5027 *ieee128_mtvsrd_32bit): Change type to veclogical.
5028 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
5029 *movdi_internal32, *movdi_internal64): Update insn types.
5030 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
5031 vsx_extract_<mode>): Change type to veclogical.
5032 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
5033 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
5034 *vsx_sign_extend_si_v2di): Change type to vecexts.
5035 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
5037 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
5038 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
5039 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
5040 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
5041 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5042 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
5043 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
5044 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
5045 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
5046 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
5047 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
5048 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
5049 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
5050 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
5051 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
5052 (ppc7450-vecsimple): Add veclogical, vecmove.
5053 (ppc7450-veccmp): Add veccmpfx.
5054 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
5056 (ppc8540_vector_compare): Add veccmpfx.
5057 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
5058 * config/rs6000/cell.md (cell-fp): Add fpsimple.
5059 (cell-vecsimple): Add veclogical, vecmove.
5060 (cell-veccmp): Add veccmpfx.
5061 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
5062 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
5064 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
5065 * config/rs6000/power4.md (power4-fp): Add fpsimple.
5066 (power4-vecsimple): Add veclogical, vecmove.
5067 (power4-veccmp): Add veccmpfx.
5068 * config/rs6000/power5.md (power5-fp): Add fpsimple.
5069 * config/rs6000/power6.md (power6-fp): Add fpsimple.
5070 (power6-vecsimple): Add veclogical, vecmove.
5071 (power6-veccmp): Add veccmpfx.
5072 * config/rs6000/power7.md (power7-fp): Add fpsimple.
5073 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
5074 * config/rs6000/power8.md (power8-fp): Add fpsimple.
5075 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
5076 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
5077 * config/rs6000/titan.md (titan_fp): Add fpsimple.
5078 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
5080 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
5082 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
5085 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5086 OPTION_MASK_P9_DFORM_VECTOR.
5087 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5088 disable -mpower9-dform-vector when using reload.
5089 (quad_address_p): Remove 'gpr_p' argument and all associated code.
5090 New 'strict' argument. Update all callers. Add strict addressing
5092 (rs6000_legitimate_offset_address_p): Remove call to
5093 virtual_stack_registers_memory_p.
5094 (rs6000_legitimize_reload_address): Add quad address support.
5095 (rs6000_legitimate_address_p): Move call to quad_address_p above
5096 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
5097 to account for new strict usage.
5098 (rs6000_output_move_128bit): Adjust quad_address_p args to account
5099 for new strict usage.
5100 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
5102 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.c (ix86_spill_class): Disable condition to
5110 always return NO_REGS.
5112 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
5114 * predict.c: Include gimple-pretty-print.h
5115 (predicted_by_loop_heuristics_p): Check also
5116 PRED_LOOP_EXIT_WITH_RECURSION
5117 (predict_loops): Find self recursive calls and use special purpose
5118 predictors for them; dump log about decisions.
5119 (pass_profile::execute): Dump info about #of iterations.
5120 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
5121 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
5123 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
5125 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
5126 output_asm_insn calls and shorten long lines. Output .CALL
5127 argument descriptor using pa_output_arg_descriptor. Add various
5128 inline $$dyncall and other optimizations.
5129 (pa_attr_length_indirect_call): Adjust ordering and lengths.
5131 2016-06-25 Jakub Jelinek <jakub@redhat.com>
5133 PR tree-optimization/71643
5134 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
5137 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
5138 leak a bitmap if dep_bb is NULL.
5140 PR tree-optimization/71631
5141 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
5142 to rewrite_expr_tree even if negate_result, move new_lhs var
5143 declaration and initialization earlier, for powi_result set afterwards
5144 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
5145 if new_lhs != lhs, and don't shadow gsi var.
5147 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5149 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
5150 Add in_loop parameter.
5151 (predict_loops): Add loop guard heuristics.
5152 * predict.def (PRED_LOOP_GUARD): New heuristics.
5154 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5156 * predict.c: Include ipa-utils.h
5157 (tree_bb_level_prediction): Predict recursive calls.
5158 (tree_estimate_probability_bb): Skip inexpensive calls for call
5160 * predict.def (PRED_RECURSIVE_CALL): New.
5162 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5164 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
5165 (BU_FLOAT128_1): Likewise.
5167 (COPYSIGNQ): Likewise.
5168 (RS6000_BUILTIN_NANQ): Likewise.
5169 (RS6000_BUILTIN_NANSQ): Likewise.
5170 (RS6000_BUILTIN_INFQ): Likewise.
5171 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
5172 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
5173 (TARGET_FOLD_BUILTIN): New #define.
5174 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
5175 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
5176 (rs6000_fold_builtin): New target hook implementation, handling
5177 folding of 128-bit NaNs and infinities.
5178 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
5179 entries are filled in to avoid problems during bootstrap
5180 self-test; define builtins for 128-bit NaNs and infinities.
5181 (rs6000_opt_mask): Add entry for float128.
5182 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
5183 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
5184 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
5185 (const_str_type_node): New #define.
5186 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
5187 to a define_expand that dispatches to either copysign<mode>3_soft
5188 or copysign<mode>3_hard.
5189 (copysign<mode>3_hard): Rename from copysign<mode>3.
5190 (copysign<mode>3_soft): New define_insn.
5191 * doc/extend.texi: Document new builtins.
5193 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5195 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
5196 PRIu64 instead of lu.
5198 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
5201 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
5204 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5206 PR tree-optimization/71647
5207 * omp-low.c (lower_rec_input_clauses): Convert
5208 omp_clause_aligned_alignment (c) to size_type_node for the
5209 last argument of __builtin_assume_aligned.
5211 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5213 * configure.ac (calling ___tls_get_addr via GOT): New
5214 assembler/linker check.
5215 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5216 assembler and linker supports calling ___tls_get_addr via GOT.
5217 Otherise, defined to 0.
5218 * config.in: Regenerated.
5219 * configure: Likewise.
5220 * config/i386/constraints.md (Yb): New constraint.
5221 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5222 (REG_CLASS_NAMES): Likewise.
5223 (REG_CLASS_CONTENTS): Likewise.
5224 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5225 the b constraint with the Yb constraint. Call ___tls_get_addr
5226 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5228 (*tls_local_dynamic_base_32_gnu): Likewise.
5229 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5230 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5231 (*tls_local_dynamic_base_64_<mode>): Likewise.
5233 2016-06-24 Martin Liska <mliska@suse.cz>
5235 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5236 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5238 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5239 argument to true if the expected number of iterations is
5242 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5244 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5245 assemble for 32bit target.
5246 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5247 and $ld_ix86_gld_32_opt to link for 32bit target.
5248 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5249 * configure: Regenerate.
5251 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5253 * config/arm/arm.c (int_log2): Delete definition and prototype.
5254 (shift_op): Use exact_log2 instead of int_log2.
5255 (vfp3_const_double_for_fract_bits): Likewise.
5257 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5259 * internal-fn.c (expand_arith_set_overflow): New function.
5260 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5262 (expand_arith_overflow_result_store): Likewise. Handle precision
5263 smaller than mode precision.
5264 * tree-vrp.c (extract_range_basic): For imag part, handle
5265 properly signed 1-bit precision result.
5266 * doc/extend.texi (__builtin_add_overflow): Document that last
5267 argument can't be pointer to enumerated or boolean type.
5268 (__builtin_add_overflow_p): Document that last argument can't
5269 have enumerated or boolean type.
5271 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5272 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5274 * config/rs6000/predicates.md (splat_input_operand): Rework.
5275 Don't allow constants, since the insns that use this predicate
5276 don't support constants. Constants are handled by other insns
5277 that are created via combine. During and after register
5278 allocation, only allow indexed or indirect addresses, and not
5279 general addresses. Only allow modes supported by the hardware.
5280 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5281 comment. Move check for using VSPLTIS<x> to a common location,
5282 instead of doing it in two different places.
5284 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5286 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5287 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5288 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5289 signature_CENTAUR_ebx.
5291 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5295 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5296 (as_ix86_gas_32_opt): This.
5297 (ld_ix86_tls_ldm_opt): Renamed to ...
5298 (ld_ix86_gld_32_opt): This.
5299 (R_386_TLS_LDM reloc): Updated.
5300 (R_386_GOT32X reloc): New assembler/linker check.
5301 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5302 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5304 * config.in: Regenerated.
5305 * configure: Likewise.
5306 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
5307 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
5308 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
5309 if ix86_force_load_from_GOT_p returns true.
5310 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
5311 ix86_force_load_from_GOT_p returns true.
5312 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
5313 the external function address via the GOT slot.
5314 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
5315 HAVE_AS_IX86_GOT32X before returning false.
5316 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
5317 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
5319 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
5321 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
5323 2016-06-23 Andi Kleen <ak@linux.intel.com>
5325 * Makefile.in: Regenerate.
5326 * doc/install.texi: Document autoprofiledbootstrap.
5328 2016-06-23 Andi Kleen <ak@linux.intel.com>
5330 * config/i386/gcc-auto-profile: New file.
5332 2016-06-23 Martin Liska <mliska@suse.cz>
5335 * predict.c (predict_loops): Revert the hunk that was removed
5338 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
5340 * config.gcc: Add support for arm*-*-phoenix* targets.
5341 * config/arm/t-phoenix: New.
5342 * config/phoenix.h: New.
5344 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
5345 H.J. Lu <hongjiu.lu@intel.com>
5348 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
5349 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
5350 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
5351 ix86_force_load_from_GOT_p returns true.
5352 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
5353 ix86_force_load_from_GOT_p returns true.
5354 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
5355 ix86_force_load_from_GOT_p returns true.
5356 (ix86_expand_move): Load the external function address via the
5357 GOT slot if ix86_force_load_from_GOT_p returns true.
5358 * config/i386/predicates.md (x86_64_immediate_operand): Return
5359 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
5360 (x86_64_zext_immediate_operand): Ditto.
5362 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
5364 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5366 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5369 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
5370 * diagnostic.c (pedwarn_at_rich_loc): New function.
5371 * spellcheck.h (best_match::best_match): Add a
5372 "best_distance_so_far" optional parameter.
5373 (best_match::set_best_so_far): New method.
5374 (best_match::get_best_distance): New accessor.
5375 (best_match::get_best_candidate_length): New accessor.
5377 2016-06-22 Nick Clifton <nickc@redhat.com>
5379 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
5380 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
5381 modes are accepted as well.
5382 (ucompare_loc_descriptor): Likewise.
5383 (minmax_loc_descriptor): Likewise.
5384 (clz_loc_descriptor): Likewise.
5385 (popcount_loc_descriptor): Likewise.
5386 (bswap_loc_descriptor): Likewise.
5387 (rotate_loc_descriptor): Likewise.
5388 (mem_loc_descriptor): Likewise.
5389 (loc_descriptor): Likewise.
5391 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5393 * common.opt (fdiagnostics-parseable-fixits): New option.
5394 * diagnostic.c: Include "selftest.h".
5395 (print_escaped_string): New function.
5396 (print_parseable_fixits): New function.
5397 (diagnostic_report_diagnostic): Call print_parseable_fixits.
5398 (selftest::assert_print_escaped_string): New function.
5399 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
5400 (selftest::test_print_escaped_string): New function.
5401 (selftest::test_print_parseable_fixits_none): New function.
5402 (selftest::test_print_parseable_fixits_insert): New function.
5403 (selftest::test_print_parseable_fixits_remove): New function.
5404 (selftest::test_print_parseable_fixits_replace): New function.
5405 (selftest::diagnostic_c_tests): New function.
5406 * diagnostic.h (struct diagnostic_context): Add field
5407 "parseable_fixits_p".
5408 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5409 -fdiagnostics-parseable-fixits.
5410 (-fdiagnostics-parseable-fixits): New option.
5411 * opts.c (common_handle_option): Handle
5412 -fdiagnostics-parseable-fixits.
5413 * selftest-run-tests.c (selftest::run_tests): Call
5414 selftest::diagnostic_c_tests.
5415 * selftest.h (selftest::diagnostic_c_tests): New prototype.
5417 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
5419 PR tree-optimization/71488
5420 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
5421 comparison of boolean vectors.
5422 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
5423 of boolean vectors using bitwise operations.
5425 2016-06-22 Andreas Schwab <schwab@suse.de>
5427 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
5430 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
5432 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
5434 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
5436 * config/i386/i386.c (print_reg): Emit an error message on attempt to
5439 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5441 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
5442 * config/arm/arm-cores.def (cortex-a73): New entry.
5443 (cortex-a73.cortex-a35): Likewise.
5444 (cortex-a73.cortex-a53): Likewise.
5445 * config/arm/arm-tables.opt: Regenerate.
5446 * config/arm/arm-tune.md: Likewise.
5447 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
5448 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5449 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
5450 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5451 * doc/invoke.texi (ARM Options): Document cortex-a73,
5452 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
5454 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5456 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
5457 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5458 (cortex-a73.cortex-a35): Likewise.
5459 (cortex-a73.cortex-a53): Likewise.
5460 * config/aarch64/aarch64-tune.md: Regenerate.
5461 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
5462 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
5465 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5467 * configure.ac (gcc_cv_as_compress_debug): Remove
5468 --compress-debug-sections as extra as switch.
5469 Handle gas --compress-debug-sections=type.
5470 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
5471 Handle gld --compress-debug-sections=type.
5472 * configure: Regenerate.
5474 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
5476 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
5478 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
5480 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
5481 (do_rewrite): likewise.
5483 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5485 * common/config/mep/mep-common.c: Remove.
5486 * config.gcc: Remove mep-* support.
5487 * config/mep/constraints.md: Remove.
5488 * config/mep/default.h: Remove.
5489 * config/mep/intrinsics.h: Remove.
5490 * config/mep/intrinsics.md: Remove.
5491 * config/mep/ivc2-template.h: Remove.
5492 * config/mep/mep-c5.cpu: Remove.
5493 * config/mep/mep-core.cpu: Remove.
5494 * config/mep/mep-default.cpu: Remove.
5495 * config/mep/mep-ext-cop.cpu: Remove.
5496 * config/mep/mep-intrin.h: Remove.
5497 * config/mep/mep-ivc2.cpu: Remove.
5498 * config/mep/mep-pragma.c: Remove.
5499 * config/mep/mep-protos.h: Remove.
5500 * config/mep/mep.c: Remove.
5501 * config/mep/mep.cpu: Remove.
5502 * config/mep/mep.h: Remove.
5503 * config/mep/mep.md: Remove.
5504 * config/mep/mep.opt: Remove.
5505 * config/mep/predicates.md: Remove.
5506 * config/mep/t-mep: Remove.
5507 * doc/install.texi: Remove mep-* documentation.
5508 * doc/md.texi: Likewise.
5510 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5512 * config.gcc: Remove support for avr-rtems.
5513 * config/avr/gen-avr-mmcu-specs.c: Likewise.
5514 * config/avr/rtems.h: Remove.
5515 * config/avr/t-rtems: Remove.
5517 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5519 * config.gcc: Remove m32r-rtems support.
5520 * config/m32r/rtems.h: Remove.
5522 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5524 * config.gcc: Remove h8300-rtems support.
5525 * config/h8300/rtems.h: Remove.
5526 * config/h8300/t-rtems: Remove.
5528 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5530 * config.gcc: Remove support for knetbsd.
5531 * configure.ac: Likewise.
5532 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
5533 * config/knetbsd-gnu.h: Remove.
5534 * configure: Regenerate.
5536 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5538 * config.gcc: Remove support for openbsd 2 and 3.
5539 * config/openbsd-oldgas.h: Remove.
5541 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5543 * config.gcc: Remove interix support.
5544 * config/i386/i386-interix.h: Remove.
5545 * config/i386/interix.opt: Remove.
5546 * config/i386/t-interix: Remove.
5547 * configure: Regenerate.
5548 * configure.ac: Remove interix support.
5549 * doc/install.texi: Remove interix documentation.
5551 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5553 * config/rs6000/rs6000.h: Add conditional preprocessing directives
5554 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
5557 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5559 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
5560 they are both PLACEHOLDER_EXPRs.
5562 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5564 * stor-layout.c (layout_type): Move setting complex MODE to
5565 layout_type, instead of setting it ahead of time by the caller.
5566 * tree.c (build_complex_type): Likewise.
5568 2016-06-21 Martin Liska <mliska@suse.cz>
5570 * predict.c (force_edge_cold): Replace imposisble with
5573 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5575 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
5576 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
5578 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5580 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
5582 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
5583 Ilya Enkovich <ilya.enkovich@intel.com>
5586 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5587 New member function to convert V1TImode register to SUBREG
5588 TImode in debug insn.
5589 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
5590 after changing register mode to V1TImode.
5592 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
5594 * config/aarch64/aarch64-cores.def (vulcan): New core.
5595 * config/aarch64/aarch64-tune.md: Regenerate.
5596 * doc/invoke.texi: Document vulcan as an available option.
5598 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5600 * cse.c (canon_asm_operands): New function extracted from...
5601 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
5602 either standalone or member of a PARALLEL.
5604 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5607 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
5608 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
5609 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
5611 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5614 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
5615 constant addresses if can_create_pseudo_p.
5617 2016-06-21 Jakub Jelinek <jakub@redhat.com>
5619 PR tree-optimization/71588
5620 * tree-ssa-strlen.c (valid_builtin_call): New function.
5621 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
5624 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5627 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
5628 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
5629 for conversion of scalar user var to complex type and use the
5630 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
5633 PR rtl-optimization/71591
5634 * toplev.c (toplev::run_self_tests): If no_backend, complain and
5635 don't run any tests.
5637 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
5640 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
5641 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
5642 space for PIC with non-v32 and the common non-PIC "jump".
5644 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5647 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
5648 returned values and add UN*/LTGT/*ORDERED cases with values matching
5649 D operand modifier on vcmp for AVX.
5651 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5653 * config/aarch64/aarch64.opt
5654 (mpc-relative-literal-loads): Rename internal option name.
5655 * config/aarch64/aarch64.c
5656 (aarch64_nopcrelative_literal_loads): Rename to
5657 aarch64_pcrelative_literal_loads.
5658 (aarch64_expand_mov_immediate): Likewise.
5659 (aarch64_secondary_reload): Likewise.
5660 (aarch64_can_use_per_function_literal_pools_p): Likewise.
5661 (aarch64_override_options_after_change_1): Rename and simplify logic.
5662 (aarch64_classify_symbol): Merge large model checks into switch,
5663 remove pc-relative load check.
5665 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5667 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
5668 costs relative to the cost of a register move.
5670 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5672 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
5673 (vcvt_n_f64_u64): Likewise.
5674 (vcvt_n_s64_f64): Likewise.
5675 (vcvt_n_u64_f64): Likewise.
5676 (vcvt_f64_s64): Likewise.
5677 (vrecpe_f64): Likewise.
5678 (vcvt_f64_u64): Likewise.
5679 (vrecps_f64): Likewise.
5681 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5683 * config/aarch64/aarch64.md
5684 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
5686 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
5688 * config/aarch64/aarch64-builtins.c
5689 (aarch64_types_binop_uss_qualifiers): Delete.
5690 (TYPES_BINOP_USS): Likewise.
5691 (aarch64_types_binop_sus_qualifiers): Likewise.
5692 (TYPES_BINOP_SUS): Likewise.
5693 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
5694 (TYPES_FCVTIMM_SUS): Likewise.
5695 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
5697 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
5698 (fcvtzs): Use SHIFTIMM rather than BINOP.
5699 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
5701 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5703 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
5704 costs relative to the cost of a register move.
5706 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5708 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
5709 Allow scalar/single vector modes to be tieable.
5711 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5713 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
5715 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5717 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
5719 * tree.h (TYPE_ALIGN): Likewise.
5721 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5724 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
5726 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5728 * config/avr/avr.c (avr_print_operand): Fix "format not a string
5729 literal" build warnings.
5730 (avr_print_operand_address): Dito.
5732 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
5735 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
5736 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
5738 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
5740 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
5742 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
5745 * reload1.c (reload): Pass 0 to finish_spills when called because
5746 update_eliminables_and_spill returns true and remove did_spill.
5747 (finish_spills): Adjust comment and document GLOBAL parameter.
5749 2016-06-17 DJ Delorie <dj@redhat.com>
5752 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
5753 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
5754 (umulqihi3_virt): Likewise.
5755 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
5756 (umulqihi3_real): Likewise.
5758 2016-06-17 Martin Liska <mliska@suse.cz>
5760 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
5762 2016-06-17 Martin Liska <mliska@suse.cz>
5764 * predict.def: PRED_LOOP_EXIT from 92 to 85.
5766 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
5768 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
5770 (vaddq_f32): Likewise.
5771 (vmul_f32): Likewise.
5772 (vmulq_f32): Likewise.
5773 (vsub_f32): Likewise.
5774 (vsubq_f32): Likewise.
5776 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5778 PR tree-optimization/71347
5779 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
5780 cost for all uses in group.
5782 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5784 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
5785 insert gimple seq if it's not empty.
5787 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5789 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
5791 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
5793 (comp_dr_with_seg_len_pair): Ditto.
5794 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
5795 struct dr_with_seg_len_pair against DR_OFFSET.
5796 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
5799 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
5801 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
5803 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
5805 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
5806 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
5807 (pa_output_millicode_call): Likewise.
5808 (pa_output_call): Likewise.
5809 (pa_output_indirect_call): Likewise.
5810 (pa_asm_output_mi_thunk): Likewise.
5812 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5814 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
5816 2016-06-16 Martin Liska <mliska@suse.cz>
5818 * predict.c (combine_predictions_for_insn): When we find a first
5819 match predictor, we should consider just predictors with
5820 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
5821 DS theory predictor.
5822 (combine_predictions_for_bb): Likewise.
5824 2016-06-16 Jakub Jelinek <jakub@redhat.com>
5826 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
5827 with base of reference to struct.
5829 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
5831 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
5833 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5836 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
5837 progmem_swtable_section.
5838 (progmem_swtable_section): Remove.
5839 (avr_asm_function_rodata_section): Remove.
5840 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5841 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
5843 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
5845 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5846 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
5847 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
5848 signature_CENTAUR_ebx.
5849 * config/i386/i386.c (ix86_option_override_internal): Add
5850 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
5851 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
5852 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
5854 2016-06-16 Martin Liska <mliska@suse.cz>
5856 * predict.def: Add fortran loop preheader predictor.
5857 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
5858 fold IFN_BUILTIN_EXPECT with a known constant argument.
5860 2016-06-16 Martin Liska <mliska@suse.cz>
5862 * predict.def: Add 'Fortran' to display text of all
5863 PRED_FORTRAN_* predictors.
5865 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
5868 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
5869 [IA64_BUILTIN_NANSQ]: Ditto.
5870 (ia64_fold_builtin): New function.
5871 (TARGET_FOLD_BUILTIN): New define.
5872 (ia64_init_builtins) Declare const_string_type node.
5873 Add __builtin_nanq and __builtin_nansq builtin functions.
5874 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
5876 2016-06-16 Nick Clifton <nickc@redhat.com>
5878 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
5879 MSP430_HWMULT_ prefix to enum values.
5880 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
5881 * config/msp430/msp430.c: Update use of enum values.
5882 * config/msp430/msp430.md: Likewise.
5883 * config/msp430/msp430.opt: Likewise.
5885 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
5887 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
5888 of comparsions in the last iteration.
5890 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
5891 Joern Rennecke <joern.rennecke@embecosm.com>
5893 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
5895 (arc_needs_pcl_p): Add GOTOFFPC.
5896 (arc_legitimate_pic_addr_p): Likewise.
5897 (arc_output_pic_addr_const): Likewise.
5898 (arc_legitimize_pic_address): Generate a pc-relative address using
5900 (arc_output_libcall): Use @pcl syntax.
5901 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
5902 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
5903 (*movsi_insn): Use @pcl syntax.
5904 (doloop_begin_i): Likewise.
5906 2016-06-16 Martin Liska <mliska@suse.cz>
5908 * predict.def: Define a new predictor.
5910 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
5912 * config/arc/arc.opt (mtp-regno): Update text.
5914 2016-06-16 Renlin Li <renlin.li@arm.com>
5916 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
5918 2016-06-16 Jakub Jelinek <jakub@redhat.com>
5921 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
5922 (setcc + and peephole2): Likewise.
5924 PR rtl-optimization/71532
5925 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
5928 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5930 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
5931 DImode constants with XXSPLTIB in vector registers.
5932 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
5933 vsx_extract_<mode>_internal{1,2} into a single insn that handles
5934 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
5935 extraction of the element at the top of the register as a scalar
5937 (vsx_extract_<mode>_internal1): Likewise.
5938 (vsx_extract_<mode>_internal2): Likewise.
5939 * config/rs6000/constraints.md (wi constraint): Remove a comment
5940 about DImode not being allowed in Altivec registers.
5941 (wB constraint): New constraint for constants that can be
5942 generated in Altivec registers with VSPLTISW/VUPKHSW.
5943 * config/rs6000/predicates.md (xxspltib_constant_split): Update
5945 (xxspltib_constant_nosplit): Likewise.
5946 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
5947 support for -mupper-regs-di to enable DImode to go into Altivec
5949 (POWERPC_MASKS): Likewise.
5950 (power7 cpu): Likewise.
5951 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
5952 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
5953 for DImode being allowed in Altivec registers. Update wi/wj
5954 constraints. Set scalar_in_vmx_p flag.
5955 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
5956 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
5957 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
5958 (rs6000_opt_masks): Add -mupper-regs-di.
5959 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
5960 direct move to use wi and not wj.
5962 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
5964 (floatunssi<mode>2_lfiwzx_mem): Likewise.
5965 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
5966 any VSX register, instead of just Altivec registers, to allow
5967 either operand to be an Altivec register or both.
5968 (fixuns_trunc<mode>di2_fctiduz): Likewise.
5969 (movdi_internal32): Add support for -mupper-regs-di. Add support
5970 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
5971 the alternatives and attributes to be lined up to be easier to
5973 (movdi_internal64): Likewise.
5974 (64-bit DImode splitters): Change predicates to only split loading
5975 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
5976 load constants in ISA 3.0 or ISA 2.07 respectively.
5977 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5978 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
5979 mention -mcpu=power9 sets these options.
5980 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
5983 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5986 * config/avr/avr.c (avr_set_current_function): Warn misspelled
5987 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
5988 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
5989 by default to warn misspelled interrupt/ signal handler.
5990 * doc/invoke.texi (AVR Options): Document it. Update description
5991 for -nodevicelib option.
5993 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5995 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
5996 up parentheses. Use GET_MODE_UNIT_BITSIZE.
5997 (aarch64_<sur>shll2_n<mode>): Likewise.
5999 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
6002 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
6003 DECL_CONTEXT for copied arguments.
6005 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6007 PR tree-optimization/71483
6008 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
6011 2016-06-15 Martin Liska <mliska@suse.cz>
6013 * predict.c (tree_predict_by_opcode): Call predict_edge_def
6014 instead of predict_edge w/o a probability.
6016 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6018 PR tree-optimization/71439
6019 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
6022 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6024 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
6025 register subregs in SET_SRC.
6027 2016-06-15 Richard Biener <rguenther@suse.de>
6029 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
6032 2016-06-15 Richard Biener <rguenther@suse.de>
6034 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
6035 not consider dependences between accesses that belong to the
6037 (vect_analyze_data_ref_dependences): Do not analyze read-read
6038 or self-dependences.
6040 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6042 * spellcheck-tree.c: Include spellcheck-tree.h rather than
6044 (find_closest_identifier): Reimplement in terms of
6045 best_match<tree,tree>.
6046 * spellcheck-tree.h: New file.
6047 * spellcheck.c (struct edit_distance_traits<const char *>): New
6049 (find_closest_string): Reimplement in terms of
6050 best_match<const char *, const char *>.
6051 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
6052 overload to spellcheck-tree.h.
6053 (find_closest_identifier): Likewise.
6054 (struct edit_distance_traits<T>): New template.
6055 (class best_match): New class.
6057 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6059 * selftest-run-tests.c (selftest::run_tests): Call
6060 selftest::spellcheck_tree_c_tests.
6061 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
6062 * spellcheck-tree.c: Include selftest.h and stringpool.h.
6063 (selftest::test_find_closest_identifier): New function.
6064 (selftest::spellcheck_tree_c_tests): New function.
6065 * spellcheck.c (selftest::test_find_closest_string): Verify that
6066 the order of the vec does not affect the results for this case.
6067 (selftest::test_data): New array.
6068 (selftest::test_metric_conditions): New function.
6069 (selftest::spellcheck_c_tests): Add a test of case-comparison.
6070 Call selftest::test_metric_conditions.
6072 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6074 * config/rs6000/rs6000-builtin.def (commentary): Typo.
6075 (BU_P9_MISC_1): Likewise.
6076 (BU_P9_64BIT_MISC_0): Likewise.
6077 (BU_P9_MISC_0): Likewise.
6079 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6081 * gcc-rich-location.c
6082 (gcc_rich_location::add_fixit_misspelled_id): New method.
6083 * gcc-rich-location.h
6084 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
6086 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
6088 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
6089 FreeBSD 11 and above.
6091 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
6093 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
6095 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6097 * expmed.h: Close parenthesis in "at your option" in copyright
6099 * lower-subreg.h: Likewise.
6101 2016-06-14 Richard Biener <rguenther@suse.de>
6104 * genmatch.c (expr::gen_transform): Use in_type for comparisons
6107 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6109 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
6111 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
6113 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
6115 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
6116 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
6118 2016-06-14 Richard Biener <rguenther@suse.de>
6120 PR tree-optimization/71522
6121 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
6122 copying into float copying.
6124 2016-06-14 Jakub Jelinek <jakub@redhat.com>
6126 PR tree-optimization/71520
6127 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
6128 (replace_block_by): Move user labels from bb1 to bb2.
6130 2016-06-14 Richard Biener <rguenther@suse.de>
6134 * expr.h (get_bit_range): Declare.
6135 * expr.c (get_bit_range): Export.
6136 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
6137 word_mode again to constrain the bitfield access.
6139 2016-06-14 Richard Biener <rguenther@suse.de>
6141 PR tree-optimization/71521
6142 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
6143 division int_const_binop against zero divisor.
6145 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/i386.md (signbittf2): New expander.
6148 * config/i386/sse.md (ptesttf2): New insn pattern.
6150 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6153 * input.c (selftest::test_reading_source_line): Avoid reading from
6154 __FILE__ by creating a tempfile with known content and reading
6157 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6159 * pretty-print.c (assert_pp_format_colored): Skip the test if
6161 (test_pp_format): Remove comment about GCC_COLORS.
6163 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6165 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
6166 * pretty-print.c (assert_pp_format_va): Add location param and use
6167 it with ASSERT_STREQ_AT.
6168 (assert_pp_format): Add location param and pass it to
6169 assert_pp_format_va.
6170 (assert_pp_format_colored): Likewise.
6171 (ASSERT_PP_FORMAT_1): New.
6172 (ASSERT_PP_FORMAT_2): New.
6173 (ASSERT_PP_FORMAT_3): New.
6174 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
6175 explicitly, or implicitly via the above macros.
6176 * selftest.c (selftest::pass): Use a selftest::location rather
6178 (selftest::fail): Likewise. Print the function name.
6179 (selftest::fail_formatted): Likewise.
6180 (selftest::assert_streq): Use a selftest::location rather than
6182 * selftest.h (selftest::location): New struct.
6183 (SELFTEST_LOCATION): New macro.
6184 (selftest::pass): Accept a const location & rather than file
6186 (selftest::fail): Likewise.
6187 (selftest::fail_formatted): Likewise.
6188 (selftest::assert_streq): Likewise.
6189 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
6190 (ASSERT_FALSE): Likewise.
6191 (ASSERT_EQ): Likewise.
6192 (ASSERT_NE): Likewise.
6193 (ASSERT_STREQ): Likewise.
6194 (ASSERT_PRED1): Likewise.
6195 (ASSERT_STREQ_AT): New macro.
6197 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6199 * selftest.c (selftest::fail_formatted): New function.
6200 (selftest::assert_streq): New function.
6201 * selftest.h (selftests::fail_formatted): New decl.
6202 (selftest::assert_streq): New decl.
6203 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
6205 2016-06-13 Jeff Law <law@redhat.com>
6207 PR tree-optimization/71403
6208 * tree-ssa-threadbackward.c
6209 (convert_and_register_jump_thread_path): No longer accept reference
6210 to path. Do not pop items off the path anymore.
6211 (fsm_find_control_statement_thread_paths): Do not allow threading
6212 to a deeper loop nest. Pop the last item off the path here rather
6213 than in convert_and_register_jump_thread_path.
6215 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6216 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6218 [AArch64] Emit division using the Newton series
6220 * config/aarch64/aarch64-protos.h
6221 (cpu_approx_modes): Add new member "division".
6222 (aarch64_emit_approx_div): Declare new function.
6223 * config/aarch64/aarch64.c
6224 (generic_approx_modes): New member "division".
6225 (exynosm1_approx_modes): Likewise.
6226 (xgene1_approx_modes): Likewise.
6227 (aarch64_emit_approx_div): Define new function.
6228 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6229 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6230 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6231 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6233 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6234 Wilco Dijkstra <wilco.dijkstra@arm.com>
6236 [AArch64] Emit square root using the Newton series
6238 * config/aarch64/aarch64-protos.h
6239 (aarch64_emit_approx_rsqrt): Replace with new function
6240 "aarch64_emit_approx_sqrt".
6241 (cpu_approx_modes): New member "sqrt".
6242 * config/aarch64/aarch64.c
6243 (generic_approx_modes): New member "sqrt".
6244 (exynosm1_approx_modes): Likewise.
6245 (xgene1_approx_modes): Likewise.
6246 (aarch64_emit_approx_rsqrt): Replace with new function
6247 "aarch64_emit_approx_sqrt".
6248 (aarch64_override_options_after_change_1): Handle new option.
6249 * config/aarch64/aarch64-simd.md
6250 (rsqrt<mode>2): Use new function instead.
6251 (sqrt<mode>2): New expansion and insn definitions.
6252 * config/aarch64/aarch64.md: Likewise.
6253 * config/aarch64/aarch64.opt
6254 (mlow-precision-sqrt): Add new option description.
6255 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6257 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6259 [AArch64] Add more choices for the reciprocal square root approximation
6261 Allow a target to prefer such operation depending on the operation mode.
6263 * config/aarch64/aarch64-protos.h
6264 (AARCH64_APPROX_MODE): New macro.
6265 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6266 (cpu_approx_modes): New structure.
6267 (tune_params): New member "approx_modes".
6268 * config/aarch64/aarch64-tuning-flags.def
6269 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6270 * config/aarch64/aarch64.c
6271 (generic_approx_modes): New core "cpu_approx_modes" structure.
6272 (exynosm1_approx_modes): Likewise.
6273 (xgene1_approx_modes): Likewise.
6274 (generic_tunings): New member "approx_modes".
6275 (cortexa35_tunings): Likewise.
6276 (cortexa53_tunings): Likewise.
6277 (cortexa57_tunings): Likewise.
6278 (cortexa72_tunings): Likewise.
6279 (exynosm1_tunings): Likewise.
6280 (thunderx_tunings): Likewise.
6281 (xgene1_tunings): Likewise.
6282 (use_rsqrt_p): New argument for the mode and use new member from
6284 (aarch64_builtin_reciprocal): Devise mode from builtin.
6285 (aarch64_optab_supported_p): New argument for the mode.
6286 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6288 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6290 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6291 RS6000_BTM_MODULO flag into the set of flags that are considered
6292 to be part of the common configuration.
6294 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6296 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6297 difference unsigned.
6298 (vec_absdb): New macro for vector absolute difference unsigned
6300 (vec_absdh): New macro for vector absolute difference unsigned
6302 (vec_absdw): New macro for vector absolute difference unsigned word.
6303 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6304 (vadu<mode>3): New insn.
6305 (*p9_vadu<mode>3): New insn.
6306 * config/rs6000/rs6000-builtin.def (vadub): New built-in
6308 (vaduh): New built-in definition.
6309 (vaduw): New built-in definition.
6310 (vadu): New overloaded built-in definition.
6311 (vadub): New overloaded built-in definition.
6312 (vaduh): New overloaded built-in definition.
6313 (vaduw): New overloaded built-in definition.
6314 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6315 overloaded vector absolute difference unsigned functions.
6316 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6317 the ISA 3.0 vector absolute difference unsigned built-in functions.
6319 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
6321 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
6322 update shared_lookup_references only once after changing operands.
6324 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
6327 * tree-nested.c (convert_nonlocal_omp_clauses)
6328 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
6330 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
6331 * tree.def (CASE_LABEL_EXPR): Likewise.
6333 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6336 * input.c (test_builtins): Fix an assertion.
6338 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6340 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
6343 (isinf<mode>2): Ditto.
6345 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6347 * ggc-tests.c (test_finalization): Only test need_finalization_p
6348 for GCC_VERSION >= 4003.
6350 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6352 * config/s390/vecintrin.h: Fix file description in comment.
6354 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6356 * config/s390/s390-builtin-types.def: Change builtin type naming
6357 scheme to match builtin-types.def.
6359 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
6361 * fold-const.c (optimize_minmax_comparison): Remove.
6362 (fold_comparison): Remove call to the above.
6363 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
6364 New transformations.
6366 2016-06-13 Alan Hayward <alan.hayward@arm.com>
6368 PR tree-optimization/71416
6369 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
6372 2016-06-13 Martin Liska <mliska@suse.cz>
6374 * predict.c (enum predictor_reason): Prefix enum with REASON_.
6375 (combine_predictions_for_insn): Likewise.
6376 (prune_predictions_for_bb): Likewise.
6377 (combine_predictions_for_bb): Likewise.
6379 2016-06-13 Richard Biener <rguenther@suse.de>
6381 PR tree-optimization/71505
6382 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
6383 assert match comment.
6385 2016-06-13 Marek Polacek <polacek@redhat.com>
6388 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
6389 gimplify_switch_expr.
6390 (warn_switch_unreachable_r): New function.
6392 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6395 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
6398 2016-06-13 Richard Biener <rguenther@suse.de>
6401 * fold-const.c (fold_unary_loc): Preserve alignment when
6402 folding a VIEW_CONVERT_EXPR into a MEM_REF.
6404 2016-06-13 Martin Liska <mliska@suse.cz>
6407 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
6408 w/ -fsanitize=bounds.
6410 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6412 * config/i386/i386.c (ix86_init_builtins): Calculate
6413 FLOAT128_FTYPE_CONST_STRING function type only once.
6414 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
6415 built-in functions are available for x86-32 and x86-64 targets.
6417 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6420 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
6422 (FLOAT128_FTYPE_CONST_STRING): New function type.
6423 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
6424 [IX86_BUILTIN_NANSQ]: Ditto.
6425 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6426 (ix86_init_builtin_types): Declare const_string_type_node.
6427 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
6429 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6430 * doc/extend.texi (x86 Built-in Functions): Document
6431 __builtin_nanq and __builtin_nansq.
6433 2016-06-11 Jiong Wang <jiong.wang@arm.com>
6436 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
6437 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
6438 length for pop patterns.
6439 (arm_attr_length_push_multi): Update comments.
6440 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
6442 (*pop_multiple_with_writeback_and_return): Likewise.
6443 (*pop_multiple_with_return): Likewise.
6445 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
6448 * fold-const.c (optimize_bit_field_compare): Don't try to use
6449 word_mode unconditionally for reading the bit field, look at
6450 DECL_BIT_FIELD_REPRESENTATIVE instead.
6452 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6455 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
6456 vector integer type.
6458 2016-06-10 Jakub Jelinek <jakub@redhat.com>
6461 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
6462 without LABEL_DECL, set *handled_ops_p to false instead of true.
6464 2016-06-10 Martin Sebor <msebor@redhat.com>
6467 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
6468 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6469 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
6471 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
6472 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
6473 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
6474 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
6475 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
6476 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
6477 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
6478 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
6480 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6482 * config/arm/arm.h (pool_vector_label,
6483 return_used_this_function): Remove.
6485 2016-06-10 Jeff Law <law@redhat.com>
6487 PR tree-optimization/71335
6488 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
6489 zero length paths here.
6490 (convert_and_register_jump_thread_path): Remove hacks related to
6491 duplicated blocks in the jump thread path.
6492 (fsm_find_control_statement_thread_paths): Avoid putting the same
6493 block on the thread path twice, but ensure the thread path is
6494 unchanged from the caller's point of view.
6496 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6498 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
6499 * predict.def (PRED_LOOP_BRANCH): Remove.
6501 2016-06-10 David Malcolm <dmalcolm@redhat.com>
6503 * Makefile.in (OBJS): Add ggc-tests.o.
6504 (GTFILES): Add ggc-tests.c.
6505 * ggc-tests.c: New file.
6506 * selftest-run-tests.c (selftest::run_tests): Call
6507 selftest::ggc_tests_c_tests.
6508 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
6510 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
6512 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
6514 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
6517 * varasm.c (place_block_symbol): Adjust alignment for asan protected
6518 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
6520 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6522 * profile.c: Include cfgloop.h.
6523 (branch_prob): Compute estimated number of iterations.
6524 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
6525 recompute estimate number of iterations from profile.
6527 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6530 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
6531 must be grouped on top of stack. Don't force early clobber
6532 on ordinary reg outputs.
6534 2016-06-10 Richard Biener <rguenther@suse.de>
6536 * targhooks.c (default_builtin_vectorization_cost): Adjust
6539 2016-06-10 Richard Biener <rguenther@suse.de>
6541 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
6542 to fold the RHS to a constant if possible.
6544 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
6547 * tree-nested.c (convert_nonlocal_omp_clauses)
6548 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
6549 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
6550 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
6552 * gimplify.c (gimplify_adjust_omp_clauses): Discard
6554 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
6556 * omp-low.c (scan_sharing_clauses): Don't expect
6559 2016-06-10 Alan Hayward <alan.hayward@arm.com>
6561 PR tree-optimization/71407
6562 PR tree-optimization/71416
6563 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
6566 2016-06-10 Richard Biener <rguenther@suse.de>
6569 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
6571 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
6573 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
6575 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
6576 Jiong Wang <jiong.wang@arm.com>
6578 PR rtl-optimization/70751
6579 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
6580 spilled into memory.
6582 2016-06-09 Jonathan Yong <10walls@gmail.com>
6585 2015-09-21 Jonathan Yong <10walls@gmail.com>
6587 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
6588 sysroot/usr/lib/32api for additional win32 libraries,
6589 fixes failing Cygwin bootstrapping.
6591 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
6593 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
6596 2016-06-09 David Malcolm <dmalcolm@redhat.com>
6599 * pretty-print.c (pp_indent): Specify that %p is printed in a
6600 host-dependent manner.
6601 (test_pp_format): Remove the test for %p.
6603 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
6605 * config/mips/mips.c (mips_output_jump): Fix formatting.
6607 2016-06-09 Richard Biener <rguenther@suse.de>
6609 PR tree-optimization/71462
6610 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
6613 2016-06-09 Martin Liska <mliska@suse.cz>
6615 * predict.c (dump_prediction): Add new argument.
6616 (enum predictor_reason): New enum.
6617 (struct predictor_hash): New struct.
6618 (predictor_hash::hash): New function.
6619 (predictor_hash::equal): Likewise.
6620 (not_removed_prediction_p): New function.
6621 (prune_predictions_for_bb): Likewise.
6622 (combine_predictions_for_bb): Prune predictions.
6624 2016-06-09 Martin Liska <mliska@suse.cz>
6626 * predict.c (filter_predictions): New function.
6627 (remove_predictions_associated_with_edge): Use the filter
6629 (equal_edge_p): New function.
6631 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
6633 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
6634 Correct usage of @samp vs @option, add @samp where appropriate.
6635 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
6636 Add armv6s-m and document it, as it is no official ARM name.
6638 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6640 * ifcvt.c (struct noce_if_info): Add transform_name field.
6641 (noce_try_move): Set if_info->transform_name to the function name.
6642 (noce_try_ifelse_collapse): Likewise.
6643 (noce_try_store_flag): Likewise.
6644 (noce_try_inverse_constants): Likewise.
6645 (noce_try_store_flag_constants): Likewise.
6646 (noce_try_addcc): Likewise.
6647 (noce_try_store_flag_mask): Likewise.
6648 (noce_try_cmove): Likewise.
6649 (noce_try_cmove_arith): Likewise.
6650 (noce_try_minmax): Likewise.
6651 (noce_try_abs): Likewise.
6652 (noce_try_sign_mask): Likewise.
6653 (noce_try_bitop): Likewise.
6654 (noce_convert_multiple_sets): Likewise.
6655 (noce_process_if_block): Print if_info->transform_name to
6656 dump_file if transformation succeeded.
6658 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6660 * config/arm/cortex-a57.md (cortex_a57_alu):
6663 2016-06-08 Martin Sebor <msebor@redhat.com>
6664 Jakub Jelinek <jakub@redhat.com>
6668 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
6669 BUILT_IN_MUL_OVERFLOW_P): New builtins.
6670 * builtins.c: Include gimple-fold.h.
6671 (fold_builtin_arith_overflow): Handle
6672 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6673 (fold_builtin_3): Likewise.
6674 * doc/extend.texi (Integer Overflow Builtins): Document
6675 __builtin_{add,sub,mul}_overflow_p.
6677 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
6679 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
6680 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
6682 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
6684 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
6685 Rewrite, looking one level down for records and arrays.
6687 2016-06-08 David Malcolm <dmalcolm@redhat.com>
6689 * pretty-print.c: Include "selftest.h".
6690 (pp_format): Fix comment.
6691 (identifier_to_locale): Likewise.
6692 (selftest::test_basic_printing): New function.
6693 (selftest::assert_pp_format): New function.
6694 (selftest::test_pp_format): New function.
6695 (selftest::pretty_print_c_tests): New function.
6696 * selftest-run-tests.c (selftest::run_tests): Call
6697 selftest::pretty_print_c_tests.
6698 * selftest.h (pretty_print_c_tests): New declaration.
6700 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6702 * invoke.texi (max-loop-headers-insns): Document.
6703 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
6704 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
6705 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
6707 2016-06-08 Richard Biener <rguenther@suse.de>
6709 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
6710 on strided SLP loads and fall back to scalar loads in case
6711 we can't chunk them.
6713 2016-06-08 Richard Biener <rguenther@suse.de>
6715 PR tree-optimization/71452
6716 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
6717 type used for the SSA rewrite has enough precision to cover
6718 the dynamic type of the location.
6720 2016-06-08 Jakub Jelinek <jakub@redhat.com>
6721 Richard Biener <rguenther@suse.de>
6724 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
6725 the same as DECL_P (base0) for indirect_base0. Use equality_code
6726 in one further place.
6728 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
6730 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
6731 to one word if the field is known to overlap other words.
6732 (extract_bit_field_1): Likewise.
6733 (store_split_bit_field): Remove compensating code.
6734 (extract_split_bit_field): Likewise.
6736 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
6740 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
6742 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6744 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
6746 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
6747 (arch64_addpv4sf): Delete.
6748 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
6749 "gen_aarch64_addpv4sf".
6750 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
6752 (vpadds_f32): Likewise.
6753 (vpaddq_f32): Likewise.
6754 (vpaddq_f64): Likewise.
6756 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6758 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
6760 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
6761 to VALLF. Rename to "fabd<mode>3".
6762 "*fabd_scalar<mode>3): Delete.
6763 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
6765 (vabdd_f64): Likewise.
6766 (vabd_f32): Likewise.
6767 (vabd_f64): Likewise.
6768 (vabdq_f32): Likewise.
6769 (vabdq_f64): Likewise.
6771 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6773 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
6775 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
6776 "aarch64_rsqrts<mode>".
6777 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
6778 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
6780 (vrsqrtsd_f64): Likewise.
6781 (vrsqrts_f32): Likewise.
6782 (vrsqrts_f64): Likewise.
6783 (vrsqrtsq_f32): Likewise.
6784 (vrsqrtsq_f64): Likewise.
6786 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6788 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
6790 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
6791 "aarch64_rsqrte<mode>".
6792 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
6793 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
6795 (vrsqrted_f64): Likewise.
6796 (vrsqrte_f32): Likewise.
6797 (vrsqrte_f64): Likewise.
6798 (vrsqrteq_f32): Likewise.
6799 (vrsqrteq_f64): Likewise.
6801 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6803 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
6807 * config/aarch64/aarch64-simd.md
6808 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
6809 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
6810 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
6812 (vcvt_n_f32_u32): Likewise.
6813 (vcvt_n_s32_f32): Likewise.
6814 (vcvt_n_u32_f32): Likewise.
6815 (vcvtq_n_f32_s32): Likewise.
6816 (vcvtq_n_f32_u32): Likewise.
6817 (vcvtq_n_f64_s64): Likewise.
6818 (vcvtq_n_f64_u64): Likewise.
6819 (vcvtq_n_s32_f32): Likewise.
6820 (vcvtq_n_s64_f64): Likewise.
6821 (vcvtq_n_u32_f32): Likewise.
6822 (vcvtq_n_u64_f64): Likewise.
6823 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
6824 (VSDQ_SDI): Likewise.
6825 (fcvt_target): Support V4DI, V4SI and V2SI.
6826 (FCVT_TARGET): Likewise.
6828 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6830 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
6831 (TYPES_BINOP_SUS): Likewise.
6832 (aarch64_simd_builtin_data): Update include file name.
6833 (aarch64_builtins): Likewise.
6834 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
6835 for conversion between scalar float-point and fixed-point.
6839 * config/aarch64/aarch64.md
6840 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
6841 pattern for conversion between scalar float to fixed-pointer.
6842 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
6843 (UNSPEC_FCVTZS): New UNSPEC enumeration.
6844 (UNSPEC_FCVTZU): Likewise.
6845 (UNSPEC_SCVTF): Likewise.
6846 (UNSPEC_UCVTF): Likewise.
6847 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
6849 (vcvtd_n_f64_u64): Likewise.
6850 (vcvtd_n_s64_f64): Likewise.
6851 (vcvtd_n_u64_f64): Likewise.
6852 (vcvtd_n_f32_s32): Likewise.
6853 (vcvts_n_f32_u32): Likewise.
6854 (vcvtd_n_s32_f32): Likewise.
6855 (vcvts_n_u32_f32): Likewise.
6856 * config/aarch64/iterators.md (fcvt_target): Support integer to float
6858 (FCVT_TARGET): Likewise.
6859 (FCVT_FIXED2F): New iterator.
6860 (FCVT_F2FIXED): Likewise.
6861 (fcvt_fixed_insn): New define_int_attr.
6863 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6865 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
6866 some statements was removed.
6868 2016-06-08 Alan Hayward <alan.hayward@arm.com>
6870 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
6871 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
6872 (vect_can_advance_ivs_p): likewise.
6873 (vect_update_ivs_after_vectorizer): likewise.
6874 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
6875 (vect_analyze_scalar_cycles_1): likewise.
6876 (vect_analyze_loop_operations): likewise.
6877 (report_vect_op): likewise.
6878 (vect_is_slp_reduction): likewise.
6879 (vect_is_simple_reduction): likewise.
6880 (get_initial_def_for_induction): likewise.
6881 (vect_transform_loop): likewise.
6882 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
6883 (vect_recog_sad_pattern): likewise.
6884 (vect_recog_widen_sum_pattern): likewise.
6885 (vect_recog_widening_pattern): likewise.
6886 (vect_recog_divmod_pattern): likewise.
6887 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
6888 (vect_analyze_slp_instance): likewise.
6889 (vect_transform_slp_perm_load): likewise.
6890 (vect_schedule_slp_instance): likewise.
6892 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6894 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
6895 (return_prediction): PRED_CONST_RETURN predict return as not taken.
6896 * predict.def (PRED_CONTINUE): Change hitrate 50->67
6897 (PRED_LOOP_BRANCH): Document predictor as broken.
6898 (PRED_LOOP_EXIT): Change hitrate 91->92.
6899 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
6900 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
6901 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
6902 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
6903 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
6904 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
6905 (PRED_CALL): Chane hitrate 71->67.
6906 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
6907 (PRED_GOTO): Document as unused right now.
6908 (PRED_CONST_RETURN): Change hitrate 67->69
6909 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
6910 (PRED_NULL_RETURN): Change hitrate 91->90.
6911 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
6912 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
6913 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
6915 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
6917 * config/rs6000/altivec.h: Add __builtin_vec_mul.
6918 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
6919 special case Altivec builtin.
6920 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6921 VSX_BUILTIN_VEC_MUL (replaced with special case code).
6922 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6923 code for ALTIVEC_BUILTIN_VEC_MUL.
6924 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6925 for __builtin_vec_mul.
6927 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
6929 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
6932 2016-06-07 David Malcolm <dmalcolm@redhat.com>
6934 * spellcheck.c (selftest::test_find_closest_string): New function.
6935 (spellcheck_c_tests): Call the above.
6937 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6939 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
6941 2016-06-07 Jakub Jelinek <jakub@redhat.com>
6943 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
6944 Yv=Yv,C alternatives.
6946 2016-06-07 Richard Biener <rguenther@suse.de>
6949 * common.opt (ffast-math): Make Optimization.
6951 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
6952 Prachi Godbole <prachi.godbole@imgtec.com>
6954 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
6955 `fabs' and `fneg' type attributes.
6956 (p5600_fpu_fabs): Add `fmove' to the comment.
6958 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6960 * gimple.c: Include builtins.h
6961 (gimple_inexpensive_call_p): New function.
6962 * gimple.h (gimple_inexpensive_call_p): Declare.
6963 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
6964 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
6967 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
6969 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
6970 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
6971 warning_at_rich_loc, warning_n, pedwarn, permerror,
6972 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
6973 sorry, fatal_error, internal_error, internal_error_no_backtrace):
6976 2016-06-07 Richard Biener <rguenther@suse.de>
6978 PR tree-optimization/71428
6979 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
6980 BIT_FIELD_REF op vs. load.
6982 2016-06-07 Richard Biener <rguenther@suse.de>
6985 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
6988 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
6990 * config/pa/pa.md (call): Generate indirect long calls to non-local
6991 functions on TARGET_64BIT.
6992 (call_value): Likewise.
6994 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
6996 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
6997 pattern and subsequent splitters.
6998 (call_val_reg_64bit_post_reload): Likewise.
7000 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7003 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
7004 propagate_op_to_single_use.
7006 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7009 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
7011 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
7013 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
7014 (enum x86_dirflag_state): New enum.
7015 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
7016 (machine_function): Remove needs_cld.
7017 (ix86_current_function_needs_cld): Remove.
7018 * config/i386/i386.c (ix86_set_func_type): Set
7019 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
7020 (ix86_expand_prologue): Do not emit CLD here.
7021 (ix86_dirflag_mode_needed): New function.
7022 (ix86_dirflag_mode_entry): Ditto.
7023 (ix86_mode_needed): Handle X86_DIRFLAG entity.
7024 (ix86_mode_after): Ditto.
7025 (ix86_mode_entry): Ditto.
7026 (ix86_mode_exit): Ditto.
7027 (ix86_emit_mode_set): Ditto.
7028 * config/i386/i386.md (strmov_singleop): Set
7029 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
7030 Do not set ix86_current_function_needs_cld.
7032 (strset_singleop): Ditto.
7034 (cmpstrnqi_nz_1): Ditto.
7035 (cmpstrnqi_1): Ditto.
7036 (strlenqi_1): Ditto.
7038 2016-06-06 Jakub Jelinek <jakub@redhat.com>
7040 PR tree-optimization/71259
7041 * tree-vect-slp.c (vect_get_constant_vectors): For
7042 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
7043 one for constant op, and use COND_EXPR for non-constant.
7045 2016-06-06 David Malcolm <dmalcolm@redhat.com>
7047 * Makefile.in (OBJS): Add function-tests.o,
7048 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
7049 selftest-run-tests.o.
7050 (OBJS-libcommon): Add selftest.o.
7051 (OBJS-libcommon-target): Add selftest.o.
7052 (all.internal): Add "selftest".
7053 (all.cross): Likewise.
7054 (selftest): New phony target.
7055 (s-selftest): New target.
7056 (selftest-gdb): New phony target.
7057 (COLLECT2_OBJS): Add selftest.o.
7058 * bitmap.c: Include "selftest.h".
7059 (selftest::test_gc_alloc): New function.
7060 (selftest::test_set_range): New function.
7061 (selftest::test_clear_bit_in_middle): New function.
7062 (selftest::test_copying): New function.
7063 (selftest::test_bitmap_single_bit_set_p): New function.
7064 (selftest::bitmap_c_tests): New function.
7065 * common.opt (fself-test): New.
7066 * diagnostic-show-locus.c: Include "selftest.h".
7067 (make_range): New function.
7068 (test_range_contains_point_for_single_point): New function.
7069 (test_range_contains_point_for_single_line): New function.
7070 (test_range_contains_point_for_multiple_lines): New function.
7071 (assert_eq): New function.
7072 (test_get_line_width_without_trailing_whitespace): New function.
7073 (selftest::diagnostic_show_locus_c_tests): New function.
7074 * et-forest.c: Include "selftest.h".
7075 (selftest::test_single_node): New function.
7076 (selftest::test_simple_tree): New function.
7077 (selftest::test_disconnected_nodes): New function.
7078 (selftest::et_forest_c_tests): New function.
7079 * fold-const.c: Include "selftest.h".
7080 (selftest::assert_binop_folds_to_const): New function.
7081 (selftest::assert_binop_folds_to_nonlvalue): New function.
7082 (selftest::test_arithmetic_folding): New function.
7083 (selftest::fold_const_c_tests): New function.
7084 * function-tests.c: New file.
7085 * gimple.c: Include "selftest.h".
7086 Include "gimple-pretty-print.h".
7087 (selftest::verify_gimple_pp): New function.
7088 (selftest::test_assign_single): New function.
7089 (selftest::test_assign_binop): New function.
7090 (selftest::test_nop_stmt): New function.
7091 (selftest::test_return_stmt): New function.
7092 (selftest::test_return_without_value): New function.
7093 (selftest::gimple_c_tests): New function.
7094 * hash-map-tests.c: New file.
7095 * hash-set-tests.c: New file.
7096 * input.c: Include "selftest.h".
7097 (selftest::assert_loceq): New function.
7098 (selftest::test_accessing_ordinary_linemaps): New function.
7099 (selftest::test_unknown_location): New function.
7100 (selftest::test_builtins): New function.
7101 (selftest::test_reading_source_line): New function.
7102 (selftest::input_c_tests): New function.
7103 * rtl-tests.c: New file.
7104 * selftest-run-tests.c: New file.
7105 * selftest.c: New file.
7106 * selftest.h: New file.
7107 * spellcheck.c: Include "selftest.h".
7108 (selftest::levenshtein_distance_unit_test_oneway): New function,
7109 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
7110 (selftest::levenshtein_distance_unit_test): Likewise.
7111 (selftest::spellcheck_c_tests): Likewise.
7112 * toplev.c: Include selftest.h.
7113 (toplev::run_self_tests): New.
7114 (toplev::main): Handle -fself-test.
7115 * toplev.h (toplev::run_self_tests): New.
7116 * tree.c: Include "selftest.h".
7117 (selftest::test_integer_constants): New function.
7118 (selftest::test_identifiers): New function.
7119 (selftest::test_labels): New function.
7120 (selftest::tree_c_tests): New function.
7121 * tree-cfg.c: Include "selftest.h".
7122 (selftest::push_fndecl): New function.
7123 (selftest::test_linear_chain): New function.
7124 (selftest::test_diamond): New function.
7125 (selftest::test_fully_connected): New function.
7126 (selftest::tree_cfg_c_tests): New function.
7127 * vec.c: Include "selftest.h".
7128 (selftest::safe_push_range): New function.
7129 (selftest::test_quick_push): New function.
7130 (selftest::test_safe_push): New function.
7131 (selftest::test_truncate): New function.
7132 (selftest::test_safe_grow_cleared): New function.
7133 (selftest::test_pop): New function.
7134 (selftest::test_safe_insert): New function.
7135 (selftest::test_ordered_remove): New function.
7136 (selftest::test_unordered_remove): New function.
7137 (selftest::test_block_remove): New function.
7138 (selftest::reverse_cmp): New function.
7139 (selftest::test_qsort): New function.
7140 (selftest::vec_c_tests): New function.c.
7141 * wide-int.cc: Include selftest.h and wide-int-print.h.
7142 (selftest::from_int <wide_int>): New function.
7143 (selftest::from_int <offset_int>): New function.
7144 (selftest::from_int <widest_int>): New function.
7145 (selftest::assert_deceq): New function.
7146 (selftest::assert_hexeq): New function.
7147 (selftest::test_printing <VALUE_TYPE>): New function template.
7148 (selftest::test_ops <VALUE_TYPE>): New function template.
7149 (selftest::test_comparisons <VALUE_TYPE>): New function template.
7150 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
7152 (selftest::wide_int_cc_tests): New function.
7154 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7157 * ifcvt.c (noce_try_ifelse_collapse): New function.
7159 (noce_process_if_block): Call noce_try_ifelse_collapse.
7160 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
7161 (simplify_ternary_operation): Use the above to simplify
7162 conditional CLZ/CTZ expressions.
7164 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7167 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
7168 define_insn_and_split.
7170 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7173 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
7175 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
7178 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
7179 Implicitly clobber memory for basic asm with non-empty assembler
7180 string. Use targetm.md_asm_adjust also here.
7181 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
7182 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
7183 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
7184 non-empty assembler string.
7185 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
7186 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
7187 (decode_asm_operands): Handle basic asm in PARALLEL block.
7188 (extract_insn): Handle basic asm in PARALLEL block.
7189 * doc/extend.texi: Mention new behavior of basic asm.
7190 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
7191 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
7192 branch_needs_nop_p): Use asm_noperands.
7194 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
7196 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
7197 Include the M7 SPARC DFA scheduler.
7198 New attribute v3pipe.
7199 Annotate insns with v3pipe where appropriate.
7200 Define cpu_feature vis4.
7201 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
7202 Add (V8QI "8") to vbits.
7203 Add insns {add,sub}v8qi3
7204 Add insns ss{add,sub}v8qi3
7205 Add insns us{add,sub}{v8qi,v4hi}3
7206 Add insns {min,max}{v8qi,v4hi,v2si}3
7207 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
7208 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
7209 * config/sparc/niagara4.md: Add a comment explaining the
7210 discrepancy between the documented latenty numbers and the
7212 * config/sparc/niagara7.md: New file.
7213 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7214 supports SPARC5 and VIS 4.0 instructions.
7215 * configure: Regenerate.
7216 * config.in: Likewise.
7217 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7218 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7219 TARGET_CPU_niagara7.
7220 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7221 (CPP_CPU_SPEC): Handle niagara7.
7222 (ASM_CPU_SPEC): Likewise.
7223 * config/sparc/sparc-opts.h (processor_type): Add
7225 (mvis4): New option.
7226 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7227 (AS_NIAGARA7_FLAG): Define.
7228 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7229 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7230 (CPP_CPU_SPEC): Handle niagara7.
7231 (ASM_CPU_SPEC): Likewise.
7232 * config/sparc/sparc.c (niagara7_costs): Define.
7233 (sparc_option_override): Handle niagara7 and adjust cache-related
7234 parameters with better values for niagara cpus. Also support VIS4.
7235 (sparc32_initialize_trampoline): Likewise.
7236 (sparc_use_sched_lookahead): Likewise.
7237 (sparc_issue_rate): Likewise.
7238 (sparc_register_move_cost): Likewise.
7239 (dump_target_flag_bits): Support VIS4.
7240 (sparc_vis_init_builtins): Likewise.
7241 (sparc_builtins): Likewise.
7242 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7244 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7246 * config/sparc/sparc.opt (sparc_processor_type): New value
7248 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7250 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7252 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7255 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7257 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7259 2016-06-06 Richard Biener <rguenther@suse.de>
7261 PR tree-optimization/71398
7262 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7265 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7267 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7268 ft32_expand_prolog, ft32_expand_epilogue):
7269 Handle pretend_args.
7270 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7271 * config/ft32/ft32.md: Add pretend_returner.
7273 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7277 Copy op1 RTX to avoid invalid sharing.
7278 (ix86_expand_vector_move_misalign): Ditto.
7280 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7282 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7285 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7287 * predict.c (predicted_by_loop_heuristics_p): New function.
7288 (predict_iv_comparison): Use it.
7289 (predict_loops): Walk from innermost loops; do not predict edges
7290 leaving multiple loops multiple times; implement
7291 PRED_LOOP_ITERATIONS_MAX heuristics.
7292 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7294 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7296 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7297 only edges out of BB are EH edges.
7299 2016-06-04 Martin Sebor <msebor@redhat.com>
7300 Marcin Baczyński <marbacz@gmail.com>
7303 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7304 a void expression in a void function.
7306 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
7309 aux; dump reasons of decisions.
7310 (should_duplicate_loop_header_p): Likewise.
7311 (do_while_loop_p): Likewise.
7312 (ch_base::copy_headers): Dump asi num insns duplicated.
7314 2016-06-04 Jakub Jelinek <jakub@redhat.com>
7316 PR tree-optimization/71405
7317 * tree-ssa.c (execute_update_addresses_taken): For clobber with
7318 incompatible type, build a new clobber with the right type instead
7319 of building a VIEW_CONVERT_EXPR around it.
7321 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7323 PR tree-optimization/52171
7324 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
7325 by_pieces_ninsns instead of move_by_pieces_ninsns.
7327 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7329 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
7330 for reg+reg addressing mode.
7332 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7334 * rs6000-c.c (c/c-tree.h): Add #include.
7335 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
7336 in C++ when found in the base position of vec_ld or vec_st.
7338 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7340 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
7341 use of profile unless profile status is PROFILE_READ.
7342 * profile.c (compute_branch_probabilities): Set profile status
7343 only after reporting predictor hitrates.
7345 2016-06-03 Joseph Myers <joseph@codesourcery.com>
7349 * common.opt (ffp-int-builtin-inexact): New option.
7350 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7351 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
7352 (ceil@var{m}2): Document dependence on this option.
7353 * ipa-inline-transform.c (inline_call): Handle
7354 flag_fp_int_builtin_inexact.
7355 * ipa-inline.c (can_inline_edge_p): Likewise.
7356 * config/i386/i386.md (rintxf2): Do not test
7357 flag_unsafe_math_optimizations.
7358 (rint<mode>2_frndint): New define_insn.
7359 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
7360 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
7361 for 387 instead of extending and truncating.
7362 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
7363 !flag_trapping_math instead of flag_unsafe_math_optimizations.
7364 Change to frndint<mode>2_<rounding>.
7365 (frndintxf2_<rounding>_i387): Likewise. Change to
7366 frndint<mode>2_<rounding>_i387.
7367 (<rounding_insn>xf2): Likewise.
7368 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
7369 !flag_trapping_math instead of flag_unsafe_math_optimizations for
7370 x87. Test TARGET_ROUND || !flag_trapping_math ||
7371 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
7372 SSE. Use ROUND_NO_EXC in constant operand of
7373 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
7374 for 387 instead of extending and truncating.
7376 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
7377 Julia Koval <julia.koval@intel.com>
7389 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
7390 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
7391 all registers, except for function return registers if there are
7392 no caller-saved registers.
7393 (ix86_set_func_type): New function.
7394 (ix86_set_current_function): Call ix86_set_func_type to set
7395 no_caller_saved_registers and func_type. Call reinit_regs if
7396 caller-saved registers are changed. Don't allow MPX, SSE, MMX
7397 nor x87 instructions in interrupt handler nor function with
7398 no_caller_saved_registers attribute.
7399 (ix86_function_ok_for_sibcall): Return false if there are no
7400 caller-saved registers.
7401 (type_natural_mode): Don't warn ABI change for MMX in interrupt
7403 (ix86_function_arg_advance): Skip for callee in interrupt handler.
7404 (ix86_function_arg): Return special arguments in interrupt handler.
7405 (ix86_promote_function_mode): Promote pointer to word_mode only
7406 for normal functions.
7407 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
7409 (ix86_epilogue_uses): New function.
7410 (ix86_hard_regno_scratch_ok): Likewise.
7411 (ix86_save_reg): Preserve all registers in interrupt handler
7412 after reload. Preserve all registers, except for function return
7413 registers, if there are no caller-saved registers after reload.
7414 (find_drap_reg): Always use callee-saved register if there are
7415 no caller-saved registers.
7416 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
7417 for interrupt handler.
7418 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
7419 Emit cld instruction if stringops are used in interrupt handler
7420 or interrupt handler isn't a leaf function.
7421 (ix86_expand_epilogue): Generate interrupt return for interrupt
7422 handler and pop the 'ERROR_CODE' off the stack before interrupt
7423 return in exception handler.
7424 (ix86_expand_call): Disallow calling interrupt handler directly.
7425 If there are no caller-saved registers, mark all registers that
7426 are clobbered by the call which returns as clobbered.
7427 (ix86_handle_no_caller_saved_registers_attribute): New function.
7428 (ix86_handle_interrupt_attribute): Likewise.
7429 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
7431 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
7432 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
7433 accumulation in interrupt function if stack may be realigned to
7435 (EPILOGUE_USES): New.
7436 (function_type): New enum.
7437 (machine_function): Add func_type and no_caller_saved_registers.
7438 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
7439 (interrupt_return): New pattern.
7440 * doc/extend.texi: Document x86 interrupt and
7441 no_caller_saved_registers attributes.
7443 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
7445 PR tree-optimization/52171
7446 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
7447 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
7448 Look for constant strings. Move some code to emit_block_cmp_hints
7450 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
7451 * defaults.h (COMPARE_MAX_PIECES): New macro.
7452 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
7453 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
7454 (clear_by_pieces_1): Don't declare. Move definition before use.
7455 (can_do_by_pieces): New static function.
7456 (can_move_by_pieces): Use it. Return bool.
7457 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
7458 OP. All callers changed. Handle COMPARE_BY_PIECES.
7459 (class pieces_addr); New.
7460 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
7461 pieces_addr::adjust, pieces_addr::increment_address,
7462 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
7464 (class op_by_pieces_d): New.
7465 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
7467 (class move_by_pieces_d, class compare_by_pieces_d,
7468 class store_by_pieces_d): New subclasses of op_by_pieces_d.
7469 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
7470 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
7471 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
7472 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
7473 compare_by_pieces_d::finish_mode): New member functions.
7474 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
7476 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
7477 (emit_block_cmp_hints): New function.
7478 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
7479 use the newly defined classes.
7480 * expr.h (by_pieces_constfn): New typedef.
7481 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
7482 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
7483 (move_by_pieces_ninsns): Don't declare.
7484 (can_move_by_pieces): Change return value to bool.
7485 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
7486 (compare_by_pieces_branch_ratio): New hook.
7487 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
7488 (by_pieces_ninsns): Declare.
7489 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
7491 (default_compare_by_pieces_branch_ratio): New function.
7492 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
7493 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
7494 * doc/tm.texi: Regenerate.
7495 * tree-ssa-strlen.c: Include "builtins.h".
7496 (handle_builtin_memcmp): New static function.
7497 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
7498 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
7500 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7502 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
7503 relevant stmts which are simple and invariant.
7504 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
7505 instead of simple and invariant
7507 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7509 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
7510 (vectorizable_reduction): Check for new relevant state.
7511 (vectorizable_live_operation): vectorize live stmts using
7512 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
7513 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
7514 (vect_stmt_relevant_p): Check for stmts which are only used live.
7515 (process_use): Use of a stmt does not inherit it's live value.
7516 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
7517 (vect_analyze_stmt): Check for new relevant state.
7518 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
7519 outside the loop, but not inside it.
7521 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7523 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
7524 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
7525 (vect_get_vec_def_for_operand): Split out code.
7527 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
7529 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
7531 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7533 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
7535 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7537 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
7539 2016-06-03 Jakub Jelinek <jakub@redhat.com>
7542 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
7543 to noreturn e->callee->decl that has void return type and void
7544 arguments, adjust gimple_call_fntype and remove lhs even if it had
7545 previously addressable type.
7547 2016-06-02 Jeff Law <law@redhat.com>
7549 PR tree-optimization/71328
7550 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
7551 error when checking for a jump back onto the copied path.
7553 2016-06-02 David Malcolm <dmalcolm@redhat.com>
7555 * config/microblaze/microblaze.c (get_branch_target): Add return
7556 NULL_RTX for the non-CALL_P case.
7557 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
7558 (insert_wic): Remove unused local "j".
7560 2016-06-02 Martin Liska <mliska@suse.cz>
7562 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
7564 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
7565 Julia Koval <julia.koval@intel.com>
7567 * function.c (assign_parm_setup_stack): Force source into a
7569 * target.def (function_incoming_arg): Update documentation to
7570 allow arbitrary address computation based on hard register.
7571 * doc/tm.texi: Regenerated.
7573 2016-06-02 Martin Liska <mliska@suse.cz>
7575 * predict.c (combine_predictions_for_bb): Fix first match in
7576 cases where a first predictor contains more than one occurence
7577 in list of predictors. Take the best value in such case.
7579 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7581 PR rtl-optimization/71295
7582 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
7583 offset would go over the size of the inner mode reject it.
7585 2016-06-02 Jakub Jelinek <jakub@redhat.com>
7587 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
7588 x=x,x and v=v,m instead of x=x,m.
7590 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
7591 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
7592 alternative to v=rm,C.
7594 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
7595 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
7596 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
7597 instead of vex for the last two above mentioned alternatives.
7599 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7602 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
7604 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
7606 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
7608 2016-06-01 David Malcolm <dmalcolm@redhat.com>
7610 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
7611 from int to unsigned.
7613 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7615 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
7616 alternatives, eliminating preferred register class. Add support
7617 for the MTVSRDD instruction in ISA 3.0.
7618 (vsx_splat_v4si_internal): Use splat_input_operand instead of
7619 reg_or_indexed_operand.
7620 (vsx_splat_v4sf_internal): Likewise.
7622 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7625 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
7626 for loading up all 0's or all 1's.
7628 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
7630 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
7632 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
7634 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
7636 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
7637 * gcc.c (set_source_date_epoch_envvar): New function, sets
7638 the SOURCE_DATE_EPOCH environment variable to the current time.
7640 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7642 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
7643 the factor for live Phi nodes.
7645 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7647 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
7648 * tree-parloops.c (parallelize_loops): likewise.
7649 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
7650 tree_unswitch_outer_loop): likewise.
7652 2016-06-01 Jakub Jelinek <jakub@redhat.com>
7655 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
7656 around creation of the temporary.
7658 2016-06-01 Richard Biener <rguenther@suse.de>
7660 PR tree-optimization/71366
7661 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
7662 (unloop_loops): Move removing edges here ...
7663 (try_unroll_loop_completely): ... from here.
7664 (try_peel_loop): ... and here.
7665 (tree_unroll_loops_completely_1): Track parent loops via
7666 bitmap of header BBs.
7667 (tree_unroll_loops_completely): Adjust for that.
7669 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7671 * config/rs6000/altivec.h (vec_slv): New macro.
7672 (vec_srv): New macro.
7673 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
7674 (UNSPEC_VSRV): New value.
7677 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
7678 (vsrv): New builtin definition.
7679 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
7680 define argument types for new builtin.
7681 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
7683 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
7686 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
7687 Jocelyn Mayer <l_indien@magic.fr>
7690 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
7691 detect processor family for signature_CENTAUR_ebx.
7692 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
7693 signature_CENTAUR_ebx.
7694 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
7695 <default>: Pass x86-64 for has_longmode.
7697 2016-06-01 Nathan Sidwell <nathan@acm.org>
7699 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
7702 2016-06-01 Richard Biener <rguenther@suse.de>
7704 PR tree-optimization/71261
7705 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
7706 of stmts successfully put in the bool pattern. Remove
7707 single-use restriction.
7708 (adjust_bool_pattern_cast): Add cast at the use site via the
7709 pattern def sequence.
7710 (adjust_bool_pattern): Remove recursion, maintain a hash-map
7711 of patterned defs. Use the pattern def seqence instead of
7712 multiple independent patterns.
7713 (sort_after_uid): New qsort compare function.
7714 (adjust_bool_stmts): New function to process stmts in the bool
7715 pattern in IL order.
7716 (vect_recog_bool_pattern): Adjust.
7717 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
7718 (ifcvt_walk_pattern_tree): Likewise.
7719 (stmt_is_root_of_bool_pattern): Likewise.
7720 (ifcvt_repair_bool_pattern): Likewise.
7721 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
7723 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7725 * loop-unroll.c (decide_unroll_constant_iterations,
7726 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
7727 likely upper bounds.
7728 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
7730 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
7732 * tree-core.h (enum omp_clause_code): Remove
7733 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
7735 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7737 * config/arm/sync.md (arm_store_exclusive<mode>):
7738 Use 'H' output modifier on operands[2] rather than creating a new
7739 entry in out-of-bounds memory of the operands array.
7740 (arm_store_release_exclusivedi): Likewise.
7742 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7744 * config/arm/arm.c (arm_fusion_enabled_p): New function.
7745 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
7746 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
7747 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
7749 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7751 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
7752 into account live statements for mask producers.
7754 2016-06-01 Richard Biener <rguenther@suse.de>
7756 PR tree-optimization/71311
7757 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
7758 restrict to non-INTEGER_CST @0.
7760 2016-06-01 Richard Biener <rguenther@suse.de>
7762 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
7763 (relational patterns): Use :c to avoid pattern duplications.
7765 2016-06-01 Richard Biener <rguenther@suse.de>
7767 * genmatch.c (comparison_code_p): New predicate.
7768 (swap_tree_comparison): New function.
7769 (commutate): Add for_vec parameter to append new for entries.
7770 Support commutating relational operators by swapping it alongside
7772 (lower_commutative): Adjust.
7773 (dt_simplify::gen): Do not pass artificial operators to gen
7775 (decision_tree::gen): Do not add artificial operators as parameters.
7776 (parser::parse_expr): Verify operator commutativity when :c is
7777 applied. Allow :C to override this.
7778 * match.pd: Adjust patterns to use :C instead of :c where required.
7780 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
7782 PR tree-optimization/71077
7783 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
7784 the combining step, use boolean_false_node and boolean_true_node
7785 as the designated false/true return values.
7787 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7789 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
7790 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
7791 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
7794 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7796 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
7797 of flags impliying the register renaming.
7798 * toplev.c (process_options): Do not imply flag_rename_registers with
7801 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7803 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
7804 default implementation.
7806 2016-05-31 Nathan Sidwell <nathan@acm.org>
7808 * dwarf2out.c (cur_line_info_table): Add GTY marker.
7810 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7812 * config/sh/constraints.md (b): Remove constraint.
7813 * config/sh/predicates.md (arith_reg_operand): Remove
7815 * config/sh/sh-modes.def (PDI): Remove.
7816 * config/sh/sh.c (sh_target_reg_class,
7817 sh_optimize_target_register_callee_saved): Remove functions.
7818 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
7819 (sh_expand_epilogue): Update comment.
7820 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
7821 sh_secondary_reload): Remove TARGET_REGS related code.
7822 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
7823 TARGET_REGISTER_P): Remove macros.
7824 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
7825 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
7826 TR1_REG, TR2_REG): Remove constants.
7827 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
7829 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7831 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
7832 define_expand patterns.
7833 (adddi3_compact): Rename to adddi3.
7834 (subdi3_compact): Rename to subdi3.
7835 (*negdi2): Rename to negdi2.
7836 (*abs<mode>2): Rename to abs<mode>2.
7838 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7840 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
7841 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
7842 (atomic_sub_fetchsi): ... this new pattern.
7843 (mvtc): Add CC_REG clobber.
7845 2016-05-31 Marek Polacek <polacek@redhat.com>
7847 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
7849 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7851 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
7852 aarch64_fusion_enabled_p to check for fusion capabilities.
7854 2016-05-31 Richard Biener <rguenther@suse.de>
7856 PR tree-optimization/71352
7857 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
7858 minus one and a negate.
7860 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7862 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
7863 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
7865 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
7866 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
7867 Remove use of aarch64_simd_attr_length_move, set length attribute
7869 (*aarch64_be_movoi): Likewise.
7870 (*aarch64_be_movci): Likewise.
7871 (*aarch64_be_movxi): Likewise.
7873 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7875 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
7876 It no longer does that.
7877 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
7879 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
7881 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
7882 attribute __unused__.
7884 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
7886 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
7887 * config/arm/arm.c (arm_arch_thumb1): Define.
7888 (arm_option_override): Initialize arm_arch_thumb1.
7889 * config/arm/arm.h (arm_arch_thumb1): Declare.
7890 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
7891 support Thumb-1 ISA.
7893 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
7896 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
7897 `Yv' for scalar operand.
7899 2016-05-31 Tom de Vries <tom@codesourcery.com>
7901 PR tree-optimization/69068
7902 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
7903 phis with more than two args.
7905 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
7907 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
7908 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
7911 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
7913 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
7915 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7917 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
7918 cpu_32, cpu_64, tune_32 and tune_64.
7919 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
7921 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
7923 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
7925 2016-05-30 Andi Kleen <ak@linux.intel.com>
7927 * auto-profile.c (read_profile): Replace asserts with errors
7928 when file does not exist.
7929 * gcov-io.c (gcov_read_words): Dito.
7931 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7933 * tree-cfg.c (print_loop): Print likely upper bounds.
7935 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7937 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
7938 * opts.c (default_options): Enable peel loops at -O3.
7939 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
7940 (try_peel_loop): Do not re-peel already peeled loops;
7941 use likely upper bounds; fix profile updating.
7942 (pass_complete_unroll::execute): Initialize peeled_loops.
7944 2016-05-30 Martin Liska <mliska@suse.cz>
7946 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
7947 computed costs by frequency of BB they belong to.
7948 (get_scaled_computation_cost_at): New function.
7950 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
7951 Marc Glisse <marc.glisse@inria.fr>
7953 PR tree-optimization/71289
7954 * match.pd (-1 / B < A, A > -1 / B): New transformations.
7956 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7958 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
7960 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7962 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
7963 for peeled copies; avoid underflow when updating estimates; correctly
7966 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7968 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
7969 r236875. Corrected oe3 to oe2 as obvious.
7971 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7975 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
7976 that inserted stmt will not dominate stmts that defines its operand.
7977 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
7978 (rewrite_expr_tree_parallel): Likewise.
7980 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7983 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
7984 all fields including stmt_to_insert are swapped.
7986 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7988 * predict.h (force_edge_cold): Declare.
7989 * predict.c (force_edge_cold): New function.
7990 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
7992 (canonicalize_loop_induction_variables): Fix formating.
7994 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
7996 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
7997 (visium_expand_copysign): Use gen_int_mode directly.
7998 (visium_compute_frame_size): Minor tweaks.
8000 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
8002 * tree-vect-loop.c (vect_analyze_loop_2): Use
8003 likely_max_stmt_executions_int.
8005 2016-05-30 Tom de Vries <tom@codesourcery.com>
8007 PR tree-optimization/69067
8008 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
8010 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
8013 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
8014 New peepholes to remove unneeded fild/fistp pairs.
8015 (define_peephole2 atomic_loaddi_fpu): Ditto.
8017 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8019 * predict.c (maybe_hot_frequency_p): Avoid division.
8021 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8023 * doc/install.texi: Use https for shop.fsf.org.
8025 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8027 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
8028 likely_max_stmt_executions_int.
8030 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8032 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8033 likely_max_stmt_executions_int.
8035 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8037 * profile.c (compute_branch_probabilities): Do not report hitrates
8039 (branch_prob): Report hitrates here.
8040 * predict.c (gimple_predict_edge): Do not assert profile status;
8041 fix formatting issues.
8043 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8045 * predict.c (edge_predicted_by_p): New function.
8046 (predict_paths_for_bb): Do not put multiple predictions of the same type
8049 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8051 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
8054 2016-05-28 Alan Modra <amodra@gmail.com>
8056 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
8058 2016-05-28 Alan Modra <amodra@gmail.com>
8060 PR rtl-optimization/71275
8061 * ira.c (ira): Free dominance info.
8063 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8065 * doc/sourcebuild.texi: New address for upstream Go repository.
8067 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8069 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8070 (TARGET_ARM_V7M): Likewise.
8072 2016-05-26 Jeff Law <law@redhat.com>
8074 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
8075 (thread_across_edge): Remove calls to find_jump_threads_backwards.
8076 * passes.def: Add jump threading passes before DOM/VRP.
8077 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
8078 argument to a basic block from an edge. Remove tests which are
8080 (pass_data_thread_jumps, class pass_thread_jumps): New.
8081 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
8082 (make_pass_thread_jumps): Likewise.
8083 * tree-pass.h (make_pass_thread_jumps): Declare.
8085 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
8087 * config/visium/visium-protos.h (split_double_move): Rename into...
8088 (visium_split_double_move): ...this.
8089 (visium_split_double_add): Declare.
8090 * config/visium/visium.c (split_double_move): Rename into...
8091 (visium_split_double_move): ...this.
8092 (visium_split_double_add): New function.
8093 (visium_expand_copysign): Renumber operands for consistency.
8094 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
8095 (DFmode move splitter): Likewise.
8096 (*addi3_insn): Split by means of visium_split_double_add.
8097 (*adddi3_insn_flags): Delete.
8098 (*plus_plus_sltu<subst_arith>): New insn.
8099 (*subdi3_insn): Split by means of visium_split_double_add.
8100 (subdi3_insn_flags): Delete.
8101 (*minus_minus_sltu<subst_arith>): New insn.
8102 (*negdi2_insn): Split by means of visium_split_double_add.
8103 (*negdi2_insn_flags): Delete.
8105 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
8107 * configure.ac: Treat a --with-headers option without argument
8108 the same as the default (i.e. consult sys-include directory).
8109 * configure: Regenerate.
8111 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8113 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
8114 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
8116 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
8117 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8119 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8122 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
8123 tree-stdarg analysis results.
8124 (aarch64_setup_incoming_varargs): Likewise.
8126 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8128 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
8129 va_list_gpr_counter_field and va_list_fpr_counter_field.
8131 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
8134 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
8135 * config/aarch64/aarch64.c
8136 (aarch64_cannot_change_mode_class): Remove function.
8137 * config/aarch64/aarch64-protos.h
8138 (aarch64_cannot_change_mode_class): Remove.
8140 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8142 * cfgloop.c (record_niter_bound): Record likely upper bounds.
8143 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
8144 get_likely_max_loop_iterations_int): New.
8145 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
8146 any_likely_upper_bound.
8147 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
8149 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
8150 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
8152 (unroll_loop_constant_iterations): Likewise.
8153 (unroll_loop_runtime_iterations): Likewise.
8154 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
8155 * lto-streamer-out.c (output_cfg): Likewise.
8156 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
8158 (canonicalize_loop_induction_variables): Dump likely upper bounds.
8159 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
8160 (likely_max_loop_iterations): New.
8161 (likely_max_loop_iterations_int): New.
8162 (likely_max_stmt_executions): New.
8163 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
8164 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
8165 likely_max_stmt_executions): Declare.
8167 2016-05-27 Marek Polacek <polacek@redhat.com>
8170 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
8172 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8174 * config/s390/s390.md (2x risbg splitters): Use
8175 reg_overlap_mentioned_p instead of rtx_equal_p.
8177 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8179 * combine.c (make_compound_operation): Take known zero bits into
8180 account when checking for possible zero_extend.
8182 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8184 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
8185 Use const_int_operand for operand 2 predicate. Simplify expand code
8188 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
8191 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
8194 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8196 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
8197 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
8198 that returns CC_SESWPmode and CC_ZESWPmode.
8199 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
8201 (aarch64_rtx_costs): Likewise.
8203 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8205 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
8206 for ISA 3.0 min/max support.
8207 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
8208 conditional move support.
8209 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
8210 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8212 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8213 conditional moves where the comparison type is different from move
8215 (fp_minmax): New code iterator for smin/smax.
8216 (minmax): New code attributes for min/max.
8217 (SMINMAX): Likewise.
8218 (smax<mode>3): Combine min, max insns into one insn using the
8219 fp_minmax code iterator. Add support for ISA 3.0 min/max
8220 instructions that don't need -ffast-math.
8221 (s<minmax><mode>3): Likewise.
8222 (smax<mode>3_vsx): Likewise.
8223 (smin<mode>3): Likewise.
8224 (s<minmax><mode>3_vsx): Likewise.
8225 (smin<mode>3_vsx): Likewise.
8226 (pre-VSX min/max splitters): Likewise.
8227 (s<minmax><mode>3_fpr): Likewise.
8228 (movsfcc): Rewrite floating point conditional moves to combine
8229 SFmode/DFmode into a single insn.
8230 (mov<mode>cc): Likewise.
8231 (movdfcc): Likewise.
8232 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8233 SFDF2 iterators to handle all combinations.
8234 (fseldfsf4): Likewise.
8235 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8236 (fseldfdf4): Likewise.
8237 (fselsfdf4): Likewise.
8238 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8239 comparison instructions that set a 0/-1 mask, and use it for
8240 floating point conditional move via XXSEL.
8241 (fpmask<mode>): Likewise.
8242 (xxsel<mode>): Likewise.
8243 * config/rs6000/predicates.md (min_max_operator): Delete, no
8245 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8246 instructions that generate a 0/-1 mask for use with XXSEL.
8247 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8248 say whether floating point min/max is available, either through
8249 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8250 (TARGET_MINMAX_DF): Likewise.
8252 2016-05-27 Alan Modra <amodra@gmail.com>
8254 PR rtl-optimization/71275
8255 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8256 for update_equiv_regs and combine_and_move_insns.
8258 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8260 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8261 if_then_else or cond RTXes to calculate attribute value.
8262 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8263 <attr "length_immediate>: Ditto.
8264 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8265 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8266 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8267 <attr "type">: Ditto.
8268 <attr "prefix_data16">: Ditto.
8269 <attr "prefix_extra">: Ditto.
8270 <attr "length_immediate">: Ditto.
8271 <attr "prefix">: Ditto.
8272 (vec_set<mode>_0) <attr "isa">: Ditto.
8273 <attr "prefix_extra">: Ditto.
8274 <attr "length_immediate">: Ditto.
8275 <attr "prefix">: Ditto.
8276 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8277 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8278 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8279 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8280 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8281 <attr "length_immediate">: Ditto.
8282 <attr "prefix">: Ditto.
8283 (sse2_movsd) <attr "length_immediate">: Ditto.
8284 <attr "prefix">: Ditto.
8285 (vec_concatv2df) <attr "isa">: Ditto.
8286 <attr "prefix">: Ditto.
8287 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8288 (*vec_extractv2di_1) <attr "isa">: Ditto.
8289 <attr "type">: Ditto.
8290 <attr "length_immediate">: Ditto.
8291 <attr "prefix_rex">: Ditto.
8292 <attr "prefix_extra">: Ditto.
8293 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8294 <attr "prefix_extra">: Ditto.
8295 <attr "length_immediate">: Ditto.
8296 (vec_concatv2di) <attr "isa">: Ditto.
8297 <attr "prefix_extra">: Ditto.
8298 <attr "length_immediate">: Ditto.
8299 <attr "prefix">: Ditto.
8301 2016-05-26 Martin Liska <mliska@suse.cz>
8303 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8305 (operator+): Likewise.
8306 (operator-): Likewise.
8307 (comp_cost::operator+=): Likewise.
8308 (comp_cost::operator-=): Likewise.
8309 (comp_cost::operator/=): Likewise.
8310 (comp_cost::operator*=): Likewise.
8311 (operator<): Likewise.
8312 (operator==): Likewise.
8313 (operator<=): Likewise.
8315 (infinite_cost_p): Likewise.
8316 (add_costs): Likewise.
8317 (sub_costs): Likewise.
8318 (compare_costs): Likewise.
8319 (set_group_iv_cost): Use the newly introduced functions.
8320 (get_address_cost): Likewise.
8321 (get_shiftadd_cost): Likewise.
8322 (force_expr_to_var_cost): Likewise.
8323 (split_address_cost): Likewise.
8324 (ptr_difference_cost): Likewise.
8325 (difference_cost): Likewise.
8326 (get_computation_cost_at): Likewise.
8327 (determine_group_iv_cost_generic): Likewise.
8328 (determine_group_iv_cost_address): Likewise.
8329 (determine_group_iv_cost_cond): Likewise.
8330 (autoinc_possible_for_pair): Likewise.
8331 (determine_group_iv_costs): Likewise.
8332 (cheaper_cost_pair): Likewise.
8333 (iv_ca_recount_cost): Likewise.
8334 (iv_ca_set_no_cp): Likewise.
8335 (iv_ca_set_cp): Likewise.
8336 (iv_ca_cost): Likewise.
8337 (iv_ca_new): Likewise.
8338 (iv_ca_dump): Likewise.
8339 (iv_ca_narrow): Likewise.
8340 (iv_ca_prune): Likewise.
8341 (iv_ca_replace): Likewise.
8342 (try_add_cand_for): Likewise.
8343 (try_improve_iv_set): Likewise.
8344 (find_optimal_iv_set): Likewise.
8346 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
8348 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
8349 that internal functions will clobber all caller-saved registers.
8351 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8353 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8354 Return a better case_values_threshold when optimizing.
8356 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8358 * config/aarch64/aarch64-simd.md (aarch64_combinez):
8359 Add ? to integer variant.
8360 (aarch64_combinez_be): Likewise.
8362 2016-05-26 Jakub Jelinek <jakub@redhat.com>
8364 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
8365 instead of x constraint.
8366 (vcvtps2ph256<mask_name>): Likewise.
8368 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
8369 alternative. Formatting fix.
8371 * config/i386/sse.md
8372 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
8374 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
8375 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
8376 maybe_evex prefix instead of vex.
8377 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
8378 EXT_REX_SSE_REG_P (op0) case in the splitter.
8380 2016-05-25 Jeff Law <law@redhat.com>
8382 PR tree-optimization/71272
8383 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
8384 Update comments. Add test for empty path.
8386 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
8388 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
8389 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
8390 special case builtin.
8391 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8392 code for ALTIVEC_BUILTIN_VEC_CMPNE.
8393 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8394 for __builtin_vec_cmpne.
8396 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
8398 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
8399 redundant test and bail out if the type of the new operand is not
8400 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
8402 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8404 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
8405 (x_ix86_target_flags_explicit): Remove.
8406 * config/i386/i386.c (ix86_function_specific_save): Do not copy
8407 x_ix86_target_flags_explicit.
8408 (ix86_function_specific_restore): Ditto.
8410 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8411 H.J. Lu <hongjiu.lu@intel.com>
8414 * common/config/i386/i386-common.c
8415 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
8416 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
8417 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
8418 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
8419 (-mgeneral-regs-only): Add new option.
8420 * config/i386/i386.c (ix86_option_override_internal): Don't enable
8421 x87 instructions if only general registers are allowed.
8422 (ix86_target_string): Add ix86_flags argument. Handle additional
8423 flags options through ix86_flags argument. Update all callers.
8424 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
8426 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8428 PR rtl-optimization/66940
8429 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
8430 decrementing desired_val will not overflow before performing these
8433 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
8435 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
8436 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
8437 * config/i386/i386.c (enum ix86_builtins): Add
8438 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
8439 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
8440 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
8441 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
8442 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
8443 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
8444 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
8445 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
8446 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
8447 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
8448 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
8449 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
8450 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
8451 __builtin_ia32_cvtps2dq512_mask.
8452 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
8453 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
8454 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
8455 * config/i386/sse.md
8456 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
8458 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
8459 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
8461 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
8462 (avx512f_vec_pack_sfix_v8df): New define_expand.
8463 (avx512f_roundpd512): Rename to ...
8464 (avx512f_round<castmode>512): ... this. Change iterator.
8465 (avx512f_roundps512_sfix): New define_expand.
8466 (round<mode>2_sfix): Change iterator.
8468 2016-05-25 Nick Clifton <nickc@redhat.com>
8470 * config/msp430/msp430.c (msp430_attr): Produce an error if a
8471 static interrupt handler is detected.
8472 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
8473 default linker script.
8474 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8475 the low part of a symbolic pointer.
8477 2016-05-25 Richard Biener <rguenther@suse.de>
8479 PR tree-optimization/71261
8480 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
8481 interesting stmt instead of immediate uses when looking
8482 for the use operand to replace.
8484 2016-05-25 Martin Liska <mliska@suse.cz>
8486 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
8488 2016-05-25 Richard Biener <rguenther@suse.de>
8490 PR tree-optimization/71264
8491 * tree-vect-stmts.c (vect_init_vector): Properly deal with
8494 2016-05-25 Martin Liska <mliska@suse.cz>
8496 PR tree-optimization/71239
8497 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
8498 if DECL_SIZE is NULL.
8500 2016-05-25 Richard Biener <rguenther@suse.de>
8502 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
8503 * tree-if-conv.c (pass_data_if_conversion): Use it.
8505 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
8507 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
8508 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
8509 * varpool.c (varpool_node::get_availability): Likewise.
8511 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8513 * config/rs6000/altivec.md (VNEG iterator): New iterator for
8514 VNEGW/VNEGD instructions.
8515 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
8516 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
8517 support for ISA 3.0 VNEGW/VNEGD instructions.
8519 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
8521 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
8522 pointers inside OACC_DATA regions.
8523 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
8524 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
8525 (gimplify_adjust_omp_clauses): Fix typo in comment.
8527 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8529 * config/rs6000/altivec.md (VParity): New mode iterator for vector
8530 parity built-in functions.
8531 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
8533 (p9v_parity<mode>2): Likewise.
8534 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
8536 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
8537 (parity<mode>2): ISA 3.0 expander for vector parity.
8538 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
8540 (BU_P9_64BIT_MISC_0): Likewise.
8541 (BU_P9_MISC_0): Likewise.
8542 (BU_P9V_AV_1): Likewise.
8543 (BU_P9V_AV_2): Likewise.
8544 (BU_P9V_AV_3): Likewise.
8545 (BU_P9V_AV_P): Likewise.
8546 (BU_P9V_VSX_1): Likewise.
8547 (BU_P9V_OVERLOAD_1): Likewise.
8548 (BU_P9V_OVERLOAD_2): Likewise.
8549 (BU_P9V_OVERLOAD_3): Likewise.
8550 (VCTZB): Add vector count trailing zeros support.
8554 (VPRTYBD): Add vector parity support.
8555 (VPRTYBQ): Likewise.
8556 (VPRTYBW): Likewise.
8557 (VCTZ): Add overloaded vector count trailing zeros support.
8558 (VPRTYB): Add overloaded vector parity support.
8559 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8560 overloaded vector count trailing zeros and parity instructions.
8561 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
8562 vector parity support.
8563 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
8564 trailing zeros support.
8565 (vec_cntlz): Likewise.
8566 (vec_vctzb): Likewise.
8567 (vec_vctzd): Likewise.
8568 (vec_vctzh): Likewise.
8569 (vec_vctzw): Likewise.
8570 (vec_vprtyb): Add ISA 3.0 vector parity support.
8571 (vec_vprtybd): Likewise.
8572 (vec_vprtybw): Likewise.
8573 (vec_vprtybq): Likewise.
8574 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8575 the ISA 3.0 vector count trailing zeros and vector parity built-in
8578 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8580 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
8581 when there is stmt_to_insert.
8583 2016-05-24 Martin Sebor <msebor@redhat.com>
8586 * tree.h (complete_or_array_type_p): New inline function.
8588 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8590 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
8591 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
8592 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
8594 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
8595 Limit 1st alternative to noavx isa, split 2nd alternative into one
8596 noavx and one avx alternative, use *x and Bm in the former and
8597 x and m in the latter.
8599 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
8600 of sse4 for the first alternative, drop %v from the template
8601 and d operand modifier. Split second alternative into one sse4_noavx
8602 and one avx alternative, use *x instead of *v in the former and v
8603 instead of *v in the latter.
8604 (*sse4_1_extractps): Use noavx isa instead of * for the first
8605 alternative, drop %v from the template. Split second alternative into
8606 one noavx and one avx alternative, use *x instead of *v in the
8607 former and v instead of *v in the latter.
8608 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
8609 with noavx and the last one with avx.
8610 (sse4_1_phminposuw): Guard first alternative with noavx isa,
8611 split the second one into one noavx and one avx alternative,
8612 use *x and Bm in the former and x and m in the latter one.
8613 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
8616 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
8617 first two alternatives to noavx, use *x instead of *v in the second
8618 one, add avx alternative without *.
8619 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
8620 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
8621 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
8623 2016-05-24 Jeff Law <law@redhat.com>
8625 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
8626 New function, extracted from...
8627 (fsm_find_control_statement_thread_paths): Here. Use the new function.
8628 Allow simple copies and constant initializations in the SSA chain.
8630 2016-05-24 Marek Polacek <polacek@redhat.com>
8633 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
8636 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8639 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
8640 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
8641 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
8642 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
8643 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
8645 2016-05-24 Richard Biener <rguenther@suse.de>
8647 PR tree-optimization/71240
8648 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
8651 2016-05-24 Richard Biener <rguenther@suse.de>
8653 PR tree-optimization/71230
8654 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
8656 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8658 * tree-vectorizer.h (vectorizable_comparison): Delete.
8659 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
8660 PURE_SLP_STMT check.
8661 * tree-vect-stmts.c (vectorizable_call): Likewise.
8662 (vectorizable_simd_clone_call): Likewise.
8663 (vectorizable_conversion): Likewise.
8664 (vectorizable_assignment): Likewise.
8665 (vectorizable_shift): Likewise.
8666 (vectorizable_operation): Likewise.
8667 (vectorizable_load): Likewise.
8668 (vectorizable_condition): Likewise.
8669 (vectorizable_store): Likewise. Assert that we don't have
8671 (vectorizable_comparison): Make static. Remove redundant
8672 PURE_SLP_STMT check.
8673 (vect_transform_stmt): Assert that we always have an slp_node
8676 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8678 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
8679 operands[2] against 1 with comparison against CONST1_RTX.
8680 (<shift>di3_neon): Likewise.
8681 * config/arm/predicates.md (const0_operand): Replace with comparison
8684 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8686 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
8687 operands[2] against 1 with comparison against CONST1_RTX.
8688 (ashrdi3): Likewise.
8689 (lshrdi3): Likewise.
8690 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
8692 (ashrsi3): Likewise.
8693 (lshrsi3): Likewise.
8694 (rotrsi3): Likewise.
8695 (define_split above *compareqi_eq0): Likewise.
8696 (define_split above "prologue"): Likewise.
8697 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
8698 * config/arm/predicates.md (shift_operator): Likewise.
8699 (shift_nomul_operator): Likewise.
8700 (sat_shift_operator): Likewise.
8701 (thumb1_cmp_operand): Likewise.
8702 (const_neon_scalar_shift_amount_operand): Replace manual range
8703 check with IN_RANGE.
8704 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
8705 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
8707 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8709 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
8710 with HOST_WIDE_INT_1.
8712 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
8713 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
8714 (arm_canonicalize_comparison): Likewise.
8715 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
8717 (thumb1_size_rtx_costs): Likewise.
8718 (vfp_const_double_index): Replace cast of 1 to unsigned
8719 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8720 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
8722 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
8723 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8724 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
8725 HOST_WIDE_INT with HOST_WIDE_INT_1.
8727 2016-05-24 Marek Polacek <polacek@redhat.com>
8729 * tree-cfg.h (should_remove_lhs_p): New predicate.
8730 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
8731 * gimplify.c (gimplify_modify_expr): Likewise.
8732 * tree-cfg.c (verify_gimple_call): Likewise.
8733 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
8734 * gimple-fold.c: Include "tree-cfg.h".
8735 (gimple_fold_call): Use should_remove_lhs_p.
8737 2016-05-24 Richard Biener <rguenther@suse.de>
8739 PR tree-optimization/71253
8740 * cfganal.h (control_dependences): Make robust against edge
8742 (control_dependences::control_dependences): Remove edge_list argument.
8743 (control_dependences::get_edge): Remove.
8744 (control_dependences::get_edge_src): Add.
8745 (control_dependences::get_edge_dest): Likewise.
8746 (control_dependences::m_el): Make a vector of edge src/dest index.
8747 * cfganal.c (control_dependences::find_control_dependence): Adjust.
8748 (control_dependences::control_dependences): Likewise.
8749 (control_dependences::~control_dependence): Likewise.
8750 (control_dependences::get_edge): Remove.
8751 (control_dependences::get_edge_src): Add.
8752 (control_dependences::get_edge_dest): Likewise.
8753 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
8755 (perform_tree_ssa_dce): Adjust.
8756 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
8758 (pass_loop_distribution::execute): Adjust. Do loop destroying
8759 conditional on changed.
8761 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8764 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
8765 return. Reindent transformation comment and mention the ARM state
8768 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8771 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
8772 after build_and_add_sum creates new use stmt.
8774 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8776 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
8777 load_lanes/grouped_load classification comes first. Don't check
8778 whether the vectorization factor is a multiple of the group size
8781 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8783 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
8784 GROUP_GAP for single-element interleaving.
8785 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
8788 2016-05-24 Richard Biener <rguenther@suse.de>
8792 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
8793 bases which are accessed with non-invariant indices.
8794 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
8795 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
8797 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8800 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
8801 (add_to_ops_vec): Add stmt_to_insert.
8802 (add_repeat_to_ops_vec): Init stmt_to_insert.
8803 (insert_stmt_before_use): New.
8804 (transform_add_to_multiply): Remove mult_stmt insertion and add it
8806 (get_ops): Init stmt_to_insert.
8807 (maybe_optimize_range_tests): Likewise.
8808 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
8809 (rewrite_expr_tree_parallel): Likewise.
8810 (reassociate_bb): Likewise.
8812 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8815 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
8816 ISA 3.0 xxperm fusion alternative.
8817 (altivec_vperm_v8hiv16qi): Likewise.
8818 (altivec_vperm_<mode>_uns_internal): Likewise.
8819 (vperm_v8hiv4si): Likewise.
8820 (vperm_v16qiv8hi): Likewise.
8822 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8823 Kelvin Nilsen <kelvin@gcc.gnu.org>
8825 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
8826 vpermr/xxpermr on ISA 3.0.
8827 (altivec_expand_vec_perm_le): Likewise.
8828 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
8829 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
8832 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
8834 * config/i386/i386.h (IS_STACK_MODE): Enable for
8835 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
8836 SSE_FLOAT_MODE_P macros.
8837 * config/i386/i386.c (ix86_preferred_reload_class): Use
8838 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
8839 Cleanup regclass processing for CONST_DOUBLE_P.
8840 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
8841 (ix86_rtx_costs): Remove redundant TARGET_80387 check
8842 with IS_STACK_MODE macro.
8843 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
8845 (*movdf_internal): Use IS_STACK_MODE macro.
8846 (*movsf_internal): Ditto.
8848 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
8850 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
8851 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
8853 2016-05-23 Jeff Law <law@redhat.com>
8855 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
8857 (fsm_find_control_statement_thread_paths): Call it.
8859 2016-05-23 Martin Jambor <mjambor@suse.cz>
8862 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
8863 from_global_constant if t is not NULL.
8865 2016-05-23 Marek Polacek <polacek@redhat.com>
8868 * common.opt (Wswitch-unreachable): New option.
8869 * doc/invoke.texi: Document -Wswitch-unreachable.
8870 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
8873 2016-05-23 Bin Cheng <bin.cheng@arm.com>
8875 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
8876 TMR_INDEX is non-NULL.
8878 2016-05-23 Richard Biener <rguenther@suse.de>
8880 PR tree-optimization/71230
8881 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
8882 (try_special_add_to_ops): ... here. Always test for single-use.
8884 2016-05-23 Martin Jambor <mjambor@suse.cz>
8886 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
8887 default block if a PHI node in the original one would be resized.
8889 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8891 PR tree-optimization/58135
8892 * tree-vect-slp.c: When group size is not multiple
8893 of vector size, allow splitting of store group at
8896 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
8898 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
8900 2016-05-22 Jakub Jelinek <jakub@redhat.com>
8902 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8903 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
8904 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
8907 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
8908 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
8909 v constraint instead of x and vinserti32x4 insn.
8911 * config/i386/sse.md (i128vldq): New mode iterator.
8912 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
8913 avx512dq and avx512vl alternatives.
8915 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
8916 constraint, use maybe_evex prefix instead of vex.
8917 (vec_dupv4sf): Use v constraint instead of x for output
8918 operand except for noavx alternative, use Yv constraint
8919 instead of x for input. Use maybe_evex prefix instead of vex.
8920 (*vec_dupv4si): Likewise.
8921 (*vec_dupv2di): Likewise.
8923 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
8926 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
8927 (linearize_expr_tree): Call try_special_add_to_ops.
8928 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
8930 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8932 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
8933 to computed stack_usage.
8935 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8938 * config/avr/avr.md (define_expand "mov<mode>"): If the source
8939 operand is subreg (symbol_ref) then move the symbol ref to register.
8941 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
8943 * tree.c (array_at_struct_end_p): Look through MEM_REF.
8945 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8948 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
8951 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
8953 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
8954 ranges by calling get_single_symbol and tidy up. Look more closely
8955 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
8957 2016-05-20 Jeff Law <law@redhat.com>
8959 * bitmap.c (bitmap_find_bit): Remove useless test.
8961 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
8963 * function.c (thread_prologue_and_epilogue_insns): Commit the
8964 insertion of the epilogue.
8966 2016-05-20 Martin Jambor <mjambor@suse.cz>
8968 PR tree-optimization/70884
8969 * tree-sra.c (initialize_constant_pool_replacements): Do not check
8970 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
8971 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
8972 of constant pool data as a reason for scalarization.
8974 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
8976 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
8977 for naked functions.
8978 (thumb1_expand_prologue): Likewise.
8980 2016-05-20 Nathan Sidwell <nathan@acm.org>
8982 * config/nvptx/nptx.c (nvptx_option_override): Only set
8983 flag_toplevel_reorder, if not explicitly specified. Set
8984 flag_no_common, unless explicitly specified.
8986 2016-05-20 David Malcolm <dmalcolm@redhat.com>
8988 * calls.c (can_implement_as_sibling_call_p): Mark param
8989 reg_parm_stack_space with ATTRIBUTE_UNUSED.
8991 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
8993 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
8994 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
8995 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
8997 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
8998 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
9001 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
9003 * config/nvptx/nvptx.md (sincossf3): New pattern.
9005 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9007 * calls.c (maybe_complain_about_tail_call): New function.
9008 (initialize_argument_information): Call
9009 maybe_complain_about_tail_call when clearing *may_tailcall.
9010 (can_implement_as_sibling_call_p): Call
9011 maybe_complain_about_tail_call when returning false.
9012 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
9013 ensure try_tail_call is set. Call maybe_complain_about_tail_call
9014 if tail-call optimization fails.
9015 * cfgexpand.c (expand_call_stmt): Initialize
9016 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
9017 * gimple-pretty-print.c (dump_gimple_call): Dump
9018 gimple_call_must_tail_p.
9019 * gimple.c (gimple_build_call_from_tree): Call
9020 gimple_call_set_must_tail with the value of
9021 CALL_EXPR_MUST_TAIL_CALL.
9022 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
9023 (gimple_call_set_must_tail): New function.
9024 (gimple_call_must_tail_p): New function.
9025 * print-tree.c (print_node): Update printing of TREE_STATIC
9026 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
9027 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
9028 trailing comment listing applicable flags.
9029 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
9031 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9033 * calls.c (expand_call): Move "Rest of purposes for tail call
9034 optimizations to fail" to...
9035 (can_implement_as_sibling_call_p): ...this new function, and
9036 split into multiple "if" statements.
9038 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9040 * cfgloop.h (expected_loop_iterations_unbounded,
9041 expected_loop_iterations): Unconstify.
9042 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
9043 profile with known upper bound; return 3 when profile is absent.
9044 (expected_loop_iterations): Update.
9046 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9048 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
9049 and get_max_loop_iterations_int.
9051 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9053 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
9054 realistic upper bounds here.
9056 2016-05-20 Jakub Jelinek <jakub@redhat.com>
9059 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
9060 calls if the LHS is variable length or has addressable type.
9061 If targets[0]->decl is a noreturn call with void return type and
9062 zero arguments, adjust fntype and remove lhs in that case.
9064 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
9066 PR tree-optimization/71079
9067 PR tree-optimization/71206
9068 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
9070 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9072 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
9073 (get_vec_alignment_for_array_decl): Likewise.
9074 (get_vec_alignment_for_record_decl): Likewise.
9075 (increase_alignment::execute): Move code to find alignment to
9076 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
9077 (type_align_map): New hash_map.
9079 2016-05-20 Richard Guenther <rguenther@suse.de>
9081 PR tree-optimization/29756
9082 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
9083 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
9084 * fold-const.c (operand_equal_p): Likewise.
9085 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
9086 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
9087 * tree-inline.c (estimate_operator_cost): Likewise.
9088 * tree-pretty-print.c (dump_generic_node): Likewise.
9089 * tree-ssa-operands.c (get_expr_operands): Likewise.
9090 * cfgexpand.c (expand_debug_expr): Likewise.
9091 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
9092 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
9093 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
9094 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
9095 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
9096 (execute_update_addresses_taken): Do it.
9098 2016-05-20 Richard Biener <rguenther@suse.de>
9100 PR tree-optimization/71185
9101 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
9102 register operations.
9104 2016-05-20 Richard Biener <rguenther@suse.de>
9106 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
9107 gimple_seq_add_seq_without_update.
9108 (release_bb_predicate): Assert we have no operands to free.
9109 (if_convertible_loop_p_1): Calculate post dominators later.
9110 Do not free BB predicates here.
9111 (combine_blocks): Do not recompute BB predicates.
9112 (version_loop_for_if_conversion): Save BB predicates around
9115 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9117 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
9118 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
9119 code. Ignore sibcalls on EDGE_IGNORE edges.
9120 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
9121 on edges for sibcalls that run without prologue. The rest of the
9122 function is combined from...
9123 (fix_fake_fallthrough_edge): ... this, and ...
9124 (try_shrink_wrapping): ... a part of this. Remove the bb_with
9125 function argument, make it a local variable.
9127 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
9129 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
9130 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
9131 for 32-bit mode and SEH for 64-bit.
9132 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
9133 TARGET_64BIT_DEFAULT.
9135 2016-05-19 Ryan Burn <contact@rnburn.com>
9137 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
9138 * gengtype.c (open_base_files): Add cilk.h to ifiles.
9140 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
9142 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
9143 force pending loads from memory.
9145 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
9147 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
9148 (UNSPEC_DARN_32): New unspec constant.
9149 (UNSPEC_DARN_RAW): New unspec constant.
9150 (darn_32): New instruction.
9151 (darn_raw): New instruction.
9152 (darn): New instruction.
9153 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
9154 support and documentation for this macro.
9155 (BU_P9_MISC_1): New macro definition.
9156 (BU_P9_64BIT_MISC_0): New macro definition.
9157 (BU_P9_MISC_0): New macro definition.
9158 (darn_32): New builtin definition.
9159 (darn_raw): New builtin definition.
9160 (darn): New builtin definition.
9161 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
9162 RS6000_BUILTIN_0 directives to surround each occurrence of
9163 #include "rs6000-builtin.def".
9164 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
9165 RS6000_BTM_64BIT flags to the returned mask, depending on
9167 (def_builtin): Correct an error in the assignments made to the
9168 debugging variable attr_string.
9169 (rs6000_expand_builtin): Add support for no-operand built-in
9171 (builtin_function_type): Remove fatal_error assertion that is no
9173 (rs6000_common_init_builtins): Add support for no-operand built-in
9175 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
9177 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
9179 (RS6000_BTM_64BIT): New macro definition.
9180 * doc/extend.texi: Document __builtin_darn (void),
9181 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
9184 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
9186 * tree-vect-loop.c (vect_analyze_loop_2): Use also
9187 max_loop_iterations_int.
9189 2016-05-19 Marek Polacek <polacek@redhat.com>
9191 PR tree-optimization/71031
9192 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
9193 condition and adjust the code a bit.
9195 2016-05-19 Martin Liska <mliska@suse.cz>
9197 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
9198 auto_vec instead of vec.
9200 2016-05-19 Martin Liska <mliska@suse.cz>
9202 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
9204 2016-05-19 Martin Liska <mliska@suse.cz>
9206 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
9208 2016-05-19 Martin Liska <mliska@suse.cz>
9210 * ipa-pure-const.c (set_function_state): Remove an existing
9212 (remove_node_data): Do not free it as it's released
9213 in set_function_state.
9215 2016-05-19 Martin Liska <mliska@suse.cz>
9217 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9220 2016-05-19 Martin Liska <mliska@suse.cz>
9222 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9224 2016-05-19 Martin Liska <mliska@suse.cz>
9226 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9227 an auto_vec instead of re-creating it.
9229 2016-05-19 Martin Liska <mliska@suse.cz>
9231 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9232 auto_vec instead of vec.
9234 2016-05-19 Martin Liska <mliska@suse.cz>
9236 * lto-section-in.c (lto_get_section_data): Call
9237 lto_check_version with additional argument.
9238 * lto-streamer.c (lto_check_version): Add new argument.
9239 * lto-streamer.h (lto_check_version): Likewise.
9241 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9243 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9244 Don't add cost of inner memory when handling sign-extended loads.
9246 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9248 PR rtl-optimization/71148
9249 * cse.c (cse_main): Free dominance info.
9250 (rest_of_handle_cse): Don't free dominance info.
9251 (rest_of_handle_cse2): Likewise.
9252 (rest_of_handle_cse_after_global_opts): Likewise.
9254 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9257 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9258 NULL_TREE early if NEON is not available. Remove now redundant check
9259 in ARM_CHECK_BUILTIN_MODE.
9261 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9264 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9265 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9266 * doc/cpp.texi: Document new macros.
9268 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9270 PR tree-optimization/69848
9271 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9272 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9274 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9276 * function.c (thread_prologue_and_epilogue_insn): Move the
9277 "goto epilogue_done" one block later.
9279 2016-05-19 Richard Biener <rguenther@suse.de>
9281 PR tree-optimization/70729
9282 * passes.def: Move LIM pass before PRE. Remove no longer
9283 required copyprop and move first DCE out of the loop pipeline.
9285 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9288 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9289 (OBJS-libcommon-target): ...here.
9290 * opts-common.c: Include spellcheck.h.
9291 (cmdline_handle_error): Build a vec of valid options and use it
9292 to suggest provide hints for misspelled arguments.
9294 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9297 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9298 lhs if it has TREE_ADDRESSABLE type.
9300 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9303 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9304 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9306 2016-05-18 Martin Jambor <mjambor@suse.cz>
9309 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
9310 input for NOP_EXPR pass-through functions.
9311 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
9312 aggregate global constant VAR_DECLs in constant jump functions.
9314 2016-05-18 Martin Jambor <mjambor@suse.cz>
9317 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
9318 from TREE_READONLY parameters.
9320 2016-05-18 Martin Jambor <mjambor@suse.cz>
9323 * cgraph.h (cgraph_indirect_call_info): New field
9324 guaranteed_unmodified.
9325 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
9326 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9328 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
9329 pass the parameter value to ipa_find_agg_cst_for_param.
9330 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
9331 guaranteed_unmodified, store AA results there instead of bailing out
9333 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
9334 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
9335 (find_constructor_constant_at_offset): New function.
9336 (ipa_find_agg_cst_from_init): Likewise.
9337 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
9338 static initializers of contants, report back through a new paameter
9339 from_global_constant if that was the case.
9340 (try_make_edge_direct_simple_call): Also pass parameter value to
9341 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9343 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
9344 (ipa_read_indirect_edge_info): Likewise.
9345 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
9346 (ipa_load_from_parm_agg): Likewise.
9348 2016-05-18 Jiong Wang <jiong.wang@arm.com>
9350 PR rtl-optimization/71150
9351 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
9354 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9357 * config/rs6000/constraints.md (wE constraint): New constraint
9358 for a vector constant that can be loaded with XXSPLTIB.
9359 (wM constraint): New constraint for a vector constant of a 1's.
9360 (wS constraint): New constraint for a vector constant that can be
9361 loaded with XXSPLTIB and a vector sign extend instruction.
9362 * config/rs6000/predicates.md (xxspltib_constant_split): New
9363 predicates for wE/wS constraints.
9364 (xxspltib_constant_nosplit): Likewise.
9365 (easy_vector_constant): Add support for constants that can be
9366 loaded via XXSPLTIB.
9367 (all_ones_constant): New predicate for vector constant with all
9369 (splat_input_operand): Add support for ISA 3.0 word splat operations.
9370 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
9371 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
9372 instruction and possibly with a sign extension.
9373 (output_vec_const_move): Add support for XXSPLTIB. If we are
9374 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
9375 instead of XXLXOR/XXLORC.
9376 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
9378 (rs6000_legitimize_reload_address): Likewise.
9379 (rs6000_output_move_128bit): Use output_vec_const_move to emit
9381 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
9382 combine VSX_M and VSX_M2 into one iterator.
9384 (VSINT_84): New iterators for loading constants with XXSPLTIB.
9385 (VSINT_842): Likewise.
9386 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
9387 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
9388 XXSPLTIB instruction.
9389 (xxspltib_<mode>_nosplit): Likewise.
9390 (xxspltib_<mode>_split): New insn to load up constants with
9391 XXSPLTIB and a sign extend instruction.
9392 (vsx_mov<mode>): Replace single move that handled all vector types
9393 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
9394 moves (when -mvsx-timode is in effect) into the main vector
9395 moves. Eliminate separate moves for <VSr> <VSa>, where the
9396 preferred register class (<VSr>) is listed first, and the
9397 secondary register class (<VSa>) is listed second with a '?' to
9398 discourage use. Prefer loading 0/-1 in any VSX register for ISA
9399 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
9400 that if the register was involved in a slow operation, the
9401 clear/set operation does not wait for the slow operation to
9402 finish. Adjust the length attributes for 32-bit mode. Use
9403 rs6000_output_move_128bit and drop the use of the string
9404 instructions for 32-bit movti when -mvsx-timode is in effect. Use
9405 spacing so that the alternatives and attributes don't generate
9406 long lines, and put things in columns, so that it is easier to
9407 match up the operands and attributes with the insn alternatives.
9408 (vsx_mov<mode>_64bit): Likewise.
9409 (vsx_mov<mode>_32bit): Likewise.
9410 (vsx_movti_64bit): Fold movti into normal vector moves.
9411 (vsx_movti_32bit): Likewise.
9412 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
9414 (vsx_splat_v4si_internal): Likewise.
9415 (vsx_splat_v4sf_internal): Likewise.
9416 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
9417 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
9418 extend vector elements.
9419 (vsx_sign_extend_hi_<mode>): Likewise.
9420 (vsx_sign_extend_si_v2di): Likewise.
9421 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
9423 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
9424 constraints. Add trailing period to wL documentation.
9426 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
9429 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
9430 * tree-dfa.c (replace_abnormal_ssa_names): New function.
9431 * tree-call-cdce.c: Include tree-dfa.h.
9432 (can_guard_call_p): New function, extracted from...
9433 (can_use_internal_fn): ...here.
9434 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
9436 (shrink_wrap_one_built_in_call): Likewise.
9437 (use_internal_fn): Likewise.
9438 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
9439 and return void. Call replace_abnormal_ssa_names.
9440 (pass_call_cdce::execute): Check can_guard_call_p during the
9441 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
9442 will always change something.
9444 2016-05-18 Martin Jambor <mjambor@suse.cz>
9447 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
9448 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
9450 2016-05-18 Martin Jambor <mjambor@suse.cz>
9453 * ipa-inline.h (condition): New field size.
9454 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
9455 for comaprison and store it into the new condition.
9456 (evaluate_conditions_for_known_args): Use condition size to check
9457 access sizes for all but CHANGED conditions.
9458 (unmodified_parm_1): New parameter size_p, store access size into it.
9459 (unmodified_parm): Likewise.
9460 (unmodified_parm_or_parm_agg_item): Likewise.
9461 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
9462 (set_cond_stmt_execution_predicate): Extract access sizes and store
9464 (set_switch_stmt_execution_predicate): Likewise.
9465 (will_be_nonconstant_expr_predicate): Likewise.
9466 (will_be_nonconstant_predicate): Likewise.
9467 (inline_read_section): Stream condition size.
9468 (inline_write_summary): Likewise.
9470 2016-05-18 Richard Biener <rguenther@suse.de>
9472 * tree-ssa-loop-im.c (determine_max_movement): Properly add
9473 condition cost to PHI cost instead of total_cost.
9475 2016-05-18 Martin Liska <mliska@suse.cz>
9478 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
9481 2016-05-18 Richard Biener <rguenther@suse.de>
9483 * lto-streamer.h (LTO_major_version): Bump to 6.
9485 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9487 * function.c (make_split_prologue_seq, make_prologue_seq,
9488 make_epilogue_seq): New functions, factored out from...
9489 (thread_prologue_and_epilogue_insns): Here.
9491 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9493 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
9494 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
9495 of before. Add a comment.
9497 2016-05-18 Bin Cheng <bin.cheng@arm.com>
9499 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
9500 expression pointer, not pointer to the pointer.
9502 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9504 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
9505 (avx2_pbroadcast<mode>): Add another alternative with v instead
9506 of x constraints in it, using <pbroadcast_evex_isa> isa.
9507 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
9509 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
9510 constraint x instead of v in second alternative, add avx512bw
9513 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
9514 constraint x instead of v in second alternative, add avx512bw
9517 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
9518 constraint x instead of v in second alternative, add avx512bw
9521 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
9522 avx512bw alternative.
9524 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9526 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
9528 (define_insn "*andnottf3"): Ditto.
9529 (define_insn "*<code><mode>3"/any_logic): Ditto.
9530 (define_insn "*<code>tf3"/any_logic): Ditto.
9531 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
9532 operand to block AVX-512VL insn variant emit when it is not enabled.
9534 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9536 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
9537 constraint fot SF mode.
9539 2016-05-18 Petr Murzin <petr.murzin@intel.com>
9540 Kirill Yukhin <kirill.yukhin@intel.com>
9542 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
9544 (define_insn "rsqrt14<mode>"): Ditto.
9545 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
9546 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
9547 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
9548 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
9549 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
9551 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
9552 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
9553 * config/i386/i386.c (ix86_print_operand): Expand check for size
9554 override codes for Intel syntax.
9556 2016-05-18 Richard Biener <rguenther@suse.de>
9558 PR tree-optimization/71168
9559 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
9560 initialization earlier.
9562 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
9564 * config/aarch64/aarch64-simd.md
9565 (aarch64_reduc_plus_internal<mode>): Rename to...
9566 (reduc_plus_scal): ...This, and remove previous implementation.
9568 2016-05-18 Richard Biener <rguenther@suse.de>
9570 * passes.def: Put late dse and cd_dce in canonical order.
9572 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
9574 * ipa-inline-transform.c (preserve_function_body_p): Look for
9575 first non-thunk clone.
9576 (save_function_body): Save into first non-thunk.
9577 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
9579 (lto_output_node): Inline thunks don't need body in every
9581 * lto-streamer-in.c: Do not fixup thunk clones.
9582 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
9584 * tree-inline.c (copy_bb): Be prepared for target node to be new after
9587 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9590 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
9591 (reassociate_bb): Call transform_add_to_multiply.
9593 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9595 * config/aarch64/aarch64.c (all_extensions): Removed unused
9598 2016-05-17 Nathan Sidwell <nathan@acm.org>
9600 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
9601 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
9603 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
9605 PR tree-optimization/54579
9607 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
9609 2016-05-17 Marek Polacek <polacek@redhat.com>
9612 * tree-inline.c (expand_call_inline): Call
9613 maybe_remove_unused_call_args.
9615 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
9617 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
9618 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
9619 * doc/md.texi (fmin@var{m}3): Likewise.
9621 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9623 * match.pd (X & C): New transformation.
9625 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9627 * match.pd (~X & Y): New transformation.
9629 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9631 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
9632 information for new SSA_NAME.
9633 (simplify_conversion_using_ranges): Get range through get_range_info
9634 instead of get_value_range.
9636 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9638 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
9639 Remove inline assembly.
9640 (vmvn_s16): Likewise.
9641 (vmvn_s32): Likewise.
9642 (vmvn_u8): Likewise.
9643 (vmvn_u16): Likewise.
9644 (vmvn_u32): Likewise.
9645 (vmvnq_s8): Likewise.
9646 (vmvnq_s16): Likewise.
9647 (vmvnq_s32): Likewise.
9648 (vmvnq_u8): Likewise.
9649 (vmvnq_u16): Likewise.
9650 (vmvnq_u32): Likewise.
9651 (vmvn_p8): Likewise.
9652 (vmvnq_p16): Likewise.
9654 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9656 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
9658 (vmul_n_s16): Likewise.
9659 (vmul_n_s32): Likewise.
9660 (vmul_n_u16): Likewise.
9661 (vmul_n_u32): Likewise.
9662 (vmulq_n_f32): Likewise.
9663 (vmulq_n_f64): Likewise.
9664 (vmulq_n_s16): Likewise.
9665 (vmulq_n_s32): Likewise.
9666 (vmulq_n_u16): Likewise.
9667 (vmulq_n_u32): Likewise.
9669 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9671 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
9672 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
9674 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9676 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
9677 to *aarch64_fma4_elt_from_dup<mode>.
9678 (*aarch64_fnma4_elt_to_128df): Rename to
9679 *aarch64_fnma4_elt_from_dup<mode>.
9680 * config/aarch64/arm_neon.h (vfma_n_f64): New.
9681 (vfms_n_f32): Likewise.
9682 (vfms_n_f64): Likewise.
9683 (vfmsq_n_f32): Likewise.
9684 (vfmsq_n_f64): Likewise.
9686 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
9688 * wide-int.h: Change fixed_wide_int_storage from class to struct.
9690 2016-05-17 Richard Biener <rguenther@suse.de>
9692 PR tree-optimization/71132
9693 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
9694 Only add control dependences for blocks in the loop.
9695 (build_rdg): Adjust.
9696 (generate_code_for_partition): Return whether loop should
9697 be destroyed and delay that.
9698 (distribute_loop): Likewise.
9699 (pass_loop_distribution::execute): Record loops to be destroyed
9700 and perform delayed destroying of loops.
9702 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9705 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
9707 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9709 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
9711 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
9714 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
9715 insertion point for instructions generated by validize_mem.
9717 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9719 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
9722 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9724 * config/aarch64/aarch64.c
9725 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
9726 rather than a macro.
9728 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9730 * doc/invoke.texi (AArch64 Options): Various updates.
9732 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9734 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
9735 into instrumentation thunks.
9736 * cif-code.def (CIF_CHKP): New.
9738 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
9742 2016-05-16 Martin Jambor <mjambor@suse.cz>
9744 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
9745 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
9747 2016-05-16 Marek Polacek <polacek@redhat.com>
9749 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
9752 2016-05-16 Martin Jambor <mjambor@suse.cz>
9755 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
9756 the outlined kernel function.
9758 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
9760 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
9761 (ISA_HAS_DLSA): Ditto.
9763 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9765 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
9767 2016-05-16 Nathan Sidwell <nathan@acm.org>
9769 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
9770 (nvptx_name_replacement): Restore. Add comment.
9771 (write_fn_proto, write_fn_proto_from_insn,
9772 nvptx_output_call_insn): Restore
9773 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
9775 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9777 * config/aarch64/aarch64.md
9778 (add<mode>3_compareC_cconly_imm): Remove use of %w.
9779 (add<mode>3_compareC_imm): Likewise.
9780 (<optab>si3_uxtw): Split into register and immediate variants.
9781 (andsi3_compare0_uxtw): Likewise.
9782 (and<mode>3_compare0): Likewise.
9783 (and<mode>3nr_compare0): Likewise.
9784 (stack_protect_test_<mode>): Don't use %x for memory operands.
9786 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9788 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
9790 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9792 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
9793 Split integer shifts into shift_reg and bfm.
9794 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
9795 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
9796 (ror<mode>3_insn): Likewise.
9797 (<optab>si3_insn_uxtw): Likewise.
9798 (<optab><mode>3_insn): Change to rotate_imm.
9799 (extr<mode>5_insn_alt): Likewise.
9800 (extrsi5_insn_uxtw): Likewise.
9801 (extrsi5_insn_uxtw_alt): Likewise.
9803 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9805 * doc/tm.texi: Regenerate.
9806 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
9807 (TARGET_INVALID_RETURN_TYPE): Remove.
9808 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
9809 TARGET_INVALID_RETURN_TYPE.
9810 * target.def (invalid_parameter_type): Remove.
9811 (invalid_return_type): Remove.
9813 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9815 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
9816 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
9818 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
9820 (preserve_function_body_p): No need to preserve function body
9821 * cif-codes.def (CIF_THUNK): Remove.
9822 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
9824 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9826 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
9828 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9830 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
9833 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9835 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
9836 (inline_small_functions): Do not look for function symbol when
9839 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9841 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
9844 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9845 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9846 Jiong Wang <jiong.wang@arm.com>
9848 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
9849 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
9850 Define __ARM_FP16_ARGS when appropriate.
9851 * config/arm/arm.c (arm_invalid_parameter_type): Remove
9853 (arm_invalid_return_type): Likewise.
9854 (TARGET_INVALID_PARAMETER_TYPE): Remove.
9855 (TARGET_INVALID_RETURN_TYPE): Remove.
9856 (aapcs_vfp_sub_candidate): Allow HFmode.
9857 (aapcs_vfp_allocate): Add comment. Support HFmode.
9858 (aapcs_vfp_allocate_return_reg): Likewise.
9859 (struct aapcs_cp_arg_layout): Slightly reword comments for
9860 is_return_candidate and allocate_return_reg.
9861 (output_mov_vfp): Update assert.
9862 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
9864 (arm_invalid_parameter_type): Remove.
9865 (amr_invalid_return_type): Remove.
9866 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
9867 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
9868 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
9870 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9872 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
9873 * config/aarch64/arch64-protos.h
9874 (aarch64_legitimize_reload_address): Remove.
9875 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
9878 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
9880 * configure.ac: Add ACX_NONCANONICAL_HOST.
9881 * configure: Regenerate.
9882 * Makefile.in: Set host_noncanonical.
9884 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
9887 * config/i386/i386.md (*movtf_internal): Before register allocation,
9888 do not allow FP constants for CM_MEDIUM memory model, allow only
9889 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
9890 (*movxf_internal): Ditto.
9891 (*movdf_internal): Ditto.
9892 (*movsf_internal): Ditto.
9894 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
9896 PR rtl-optimization/67483
9897 * combine.c (make_compound_operation): Don't call extract_left_shift
9898 with negative shift amounts.
9900 2016-05-13 Jakub Jelinek <jakub@redhat.com>
9903 * fold-const.c (fold_checksum_tree): Allow modification
9904 of TYPE_ALIAS_SET during folding.
9906 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
9907 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
9908 (ix86_split_to_parts): Likewise. Fix up formatting.
9910 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
9912 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
9913 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
9916 2016-05-13 Nathan Sidwell <nathan@acm.org>
9918 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
9919 (nvptx_name_replacement): Delete.
9920 (write_fn_proto, write_fn_proto_from_insn,
9921 nvptx_output_call_insn): Remove nvptx_name_replacement call.
9922 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
9923 * langhooks.c (add_builtin_funcction_common): Call
9924 targetm.mangle_decl_assembler_name.
9926 * config/nvptx/nvptx.c (write_fn_proto): Handle
9927 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
9929 2016-05-13 Martin Liska <mliska@suse.cz>
9931 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
9932 and PRIu64 in printf format.
9934 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9936 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
9939 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9941 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9942 Change --param max-completely-peeled-times to
9943 --param max-completely-peel-times in dump file printing.
9945 2016-05-13 Richard Biener <rguenther@suse.de>
9947 PR tree-optimization/42587
9948 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
9949 (find_bswap_or_nop_1): Likewise.
9950 (bswap_replace): Likewise.
9952 2016-05-13 Martin Liska <mliska@suse.cz>
9954 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
9955 Initialize a variable with default value.
9957 2016-05-13 Martin Liska <mliska@suse.cz>
9959 * doc/invoke.texi: Enhance explanation of error recovery
9962 2016-05-13 Martin Liska <mliska@suse.cz>
9964 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
9965 (struct cost_pair): Change inv_expr_id (int) to inv_expr
9966 (iv_inv_expr_ent *).
9967 (struct iv_inv_expr_ent): Comment struct fields.
9968 (sort_iv_inv_expr_ent): New function.
9969 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
9970 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
9971 a hash_map between iv_inv_expr_ent and number of usages.
9972 (niter_for_exit): Fix coding style.
9973 (tree_ssa_iv_optimize_init): Use renamed variable.
9974 (determine_base_object): Fix coding style.
9975 (alloc_iv): Likewise.
9976 (find_interesting_uses_outside): Likewise.
9977 (add_candidate_1): Likewise.
9978 (add_standard_iv_candidates): Likewise.
9979 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
9980 (prepare_decl_rtl): Fix coding style.
9981 (get_address_cost): Likewise.
9982 (get_shiftadd_cost): Likewise.
9983 (force_expr_to_var_cost): Likewise.
9984 (compare_aff_trees): Likewise.
9985 (get_expr_id): Restructure the function.
9986 (get_loop_invariant_expr_id): Renamed to
9987 get_loop_invariant_expr.
9988 (get_computation_cost_at): Replace usage of inv_expr_id with
9990 (get_computation_cost): Likewise.
9991 (determine_group_iv_cost_generic): Likewise.
9992 (determine_group_iv_cost_address): Likewise.
9993 (iv_period): Fix coding style.
9994 (iv_elimination_compare_lt): Likewise.
9995 (may_eliminate_iv): Likewise.
9996 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
9998 (determine_group_iv_costs): Dump invariant expressions.
9999 (iv_ca_recount_cost): Use the newly added hash_map.
10000 (iv_ca_set_remove_invariants): Fix coding style.
10001 (iv_ca_set_add_invariants): Fix coding style.
10002 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
10004 (iv_ca_set_cp): Likewise.
10005 (iv_ca_new): Initialize the newly added hash_map and remove
10006 initialization of fields.
10007 (iv_ca_free): Delete the hash_map.
10008 (iv_ca_dump): Dump invariant expressions.
10009 (iv_ca_extend): Fix coding style.
10010 (try_add_cand_for): Likewise.
10011 (create_new_ivs): Dump information about # of avg iterations and
10012 # of used invariant expressions.
10013 (rewrite_use_compare): Fix coding style.
10014 (free_loop_data): Set default value for max_inv_expr_id.
10016 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
10018 * cse.c (rest_of_handle_cse): Use cleanup_cfg
10019 returned value cse_cfg_altered computation.
10020 (rest_of_handle_cse2): Likewise.
10021 (rest_of_handle_cse_after_global_opts): Likewise.
10023 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10026 * config/arm/arm.c (arm32_output_mi_thunk): New.
10027 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
10028 to split Thumb1 vs TARGET_32BIT functionality.
10029 (arm_thumb1_mi_thunk): New.
10031 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10033 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
10036 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10039 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
10041 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
10043 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
10044 (expand_builtin_trap): Emit a regular call.
10045 (set_builtin_user_assembler_name): Remove obsolete cases.
10046 * dse.c (scan_insn): Adjust.
10047 * except.c: Include calls.h.
10048 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
10049 emit a regular call to setjmp.
10050 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
10051 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
10052 (emit_block_move_via_libcall): Delete.
10053 (block_move_fn): Delete.
10054 (init_block_move_fn): Likewise.
10055 (emit_block_move_libcall_fn): Likewise.
10056 (emit_block_op_via_libcall): New function.
10057 (set_storage_via_libcall): Tidy up and use memset builtin.
10058 (block_clear_fn): Delete.
10059 (init_block_clear_fn): Likewise.
10060 (clear_storage_libcall_fn): Likewise.
10061 (expand_assignment): Call emit_block_move_via_libcall.
10062 Do not include gt-expr.h.
10063 * expr.h (emit_block_op_via_libcall): Declare.
10064 (emit_block_copy_via_libcall): New inline function.
10065 (emit_block_move_via_libcall): Likewise.
10066 (emit_block_comp_via_libcall): Likewise.
10067 (block_clear_fn): Delete.
10068 (init_block_move_fn): Likewise.
10069 (init_block_clear_fn): Likewise.
10070 (emit_block_move_via_libcall): Likewise.
10071 (set_storage_via_libcall): Add default parameter value.
10072 * libfuncs.h (enum libfunc_index): Remove obsolete values.
10073 (abort_libfunc): Delete.
10074 (memcpy_libfunc): Likewise.
10075 (memmove_libfunc): Likewise.
10076 (memcmp_libfunc): Likewise.
10077 (memset_libfunc): Likewise.
10078 (setbits_libfunc): Likewise.
10079 (setjmp_libfunc): Likewise.
10080 (longjmp_libfunc): Likewise.
10081 (profile_function_entry_libfunc): Likewise.
10082 (profile_function_exit_libfunc): Likewise.
10083 (gcov_flush_libfunc): Likewise.
10084 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
10085 and DECL_VISIBILITY on the declaration.
10086 (init_optabs): Do not initialize obsolete libfuncs.
10087 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
10088 * tree-core.h (ECF_RET1): Define.
10089 (ECF_TM_PURE): Adjust.
10090 (ECF_TM_BUILTIN): Likewise.
10091 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
10092 (build_common_builtin_nodes): Initialize abort builtin.
10093 Add ECF_RET1 on memcpy, memmove and memset builtins.
10094 Pass final flags for alloca and alloca_with_align builtins.
10095 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
10097 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
10098 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
10099 set_storage_via_libcall and call emit_block_copy_via_libcall.
10101 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
10103 * config/i386/i386.md (*call_got_x32): Change operand 0 to
10104 DImode before it is passed to ix86_output_call_operand.
10105 (*call_value_got_x32): Ditto for operand 1.
10107 2016-05-12 Jiong Wang <jiong.wang@arm.com>
10109 PR rtl-optimization/70904
10110 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
10111 reload for wide mode.
10113 2016-05-12 Marek Polacek <polacek@redhat.com>
10116 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
10117 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
10118 * langhooks.h (incomplete_type_error): Likewise.
10119 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
10120 parameter, pass it down to incomplete_type_error.
10121 * tree.h (size_in_bytes): New inline overload.
10122 (size_in_bytes_loc): Renamed from size_in_bytes.
10124 2016-05-12 Richard Biener <rguenther@suse.de>
10126 PR tree-optimization/71059
10127 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
10128 nary before looking up or entering the expression into the VN
10130 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
10131 Make sure to re-use NARYs without result as inserted by
10134 2016-05-12 Richard Biener <rguenther@suse.de>
10136 PR tree-optimization/71062
10137 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10139 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10140 vars_contains_restrict if the var is a restrict tag.
10141 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
10142 do not disambiguate pointers against it.
10143 (dump_points_to_solution): Re-structure and adjust for new
10144 vars_contains_restrict flag.
10145 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
10147 2016-05-12 Martin Liska <mliska@suse.cz>
10149 * doc/invoke.texi: Explain connection between
10150 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
10152 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
10154 PR tree-optimization/71006
10155 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
10156 consider COND_EXPR as a mask producer.
10158 2016-05-12 Marek Polacek <polacek@redhat.com>
10161 * opts.c (common_handle_option): Detect missing argument for --help^.
10163 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10166 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
10167 when popping the PC and within an interrupt handler routine.
10168 Add missing tab to output of "ldmfd".
10169 (output_return_instruction): Output LDMFD with SP update rather
10170 than POP when returning from interrupt handler.
10172 2016-05-12 Jakub Jelinek <jakub@redhat.com>
10174 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
10175 TARGET_64BIT && TARGET_AVX512DQ.
10176 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
10177 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
10178 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
10179 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
10180 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
10181 (*vec_extractv4si_zext): Add avx512dq alternative.
10182 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
10183 use v instead of x constraint in other alternatives where possible.
10185 * config/i386/sse.md (sse2_loadld): Use v instead of x
10186 constraint in alternatives 0,1,4.
10188 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
10189 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
10190 v constraints instead of x and <pinsr_evex_isa> isa attribute.
10193 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
10194 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
10195 is not emitted unless TARGET_AVX512BW.
10196 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
10197 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
10198 for the result operand.
10200 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
10201 constraint instead of x in avx alternatives. Use maybe_evex instead
10204 * config/i386/constraints.md (Yv): New constraint.
10205 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
10206 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
10207 * config/i386/i386.md (avx512fvecmode): New mode attr.
10208 (*pushtf): Use v constraint instead of x.
10209 (*movtf_internal): Likewise. For TARGET_AVX512VL and
10210 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10211 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10212 (*absnegtf2_sse): Likewise.
10213 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10214 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10215 avx512f alternatives.
10216 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10218 2016-05-12 Richard Biener <rguenther@suse.de>
10220 PR tree-optimization/71060
10221 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10222 require exact match of DR_BASE_OBJECT but only matching address and
10225 2016-05-12 Richard Biener <rguenther@suse.de>
10227 PR tree-optimization/70986
10228 * cfganal.c: Include cfgloop.h.
10229 (dfs_find_deadend): Prefer to take edges exiting loops.
10231 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10233 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10234 compile and run time.
10236 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10239 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10241 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10243 * config/i386/i386.c (legitimize_pic_address): Use
10244 copy_to_suggested_reg instead of gen_movsi.
10246 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10248 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10249 the code into quad_address_p and call it to share code with
10250 vsx_quad_dform_memory_operand.
10251 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10253 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10254 bit instead of being a separate word. Split -mpower9-dform into
10255 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10256 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10257 for the register class supporting 128-bit quad word memory offsets.
10258 (mode_supports_vsx_dform_quad): Helper function to return if the
10259 register class uses quad word memory offsets.
10260 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10261 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10262 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10263 instructions are enabled, set up the appropriate addr_masks for
10265 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10266 -mpower9-dform-scalar, instead of -mpower9-dform.
10267 (rs6000_option_override_internal): Split -mpower9-dform into two
10268 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10269 -mpower9-dform switch sets or clears both. If we are not using
10270 the LRA register allocator, do not enable -mpower9-dform-vector by
10271 default. If we are using LRA, enable -mpower9-dform-vector and
10272 -mvsx-timode if it is appropriate. Issue a warning if either
10273 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10275 (quad_address_offset_p): New helper function to return if the
10276 offset is legal for quad word memory instructions.
10277 (quad_address_p): New function to determin if GPR or vector
10278 register quad word memory addresses are legal.
10279 (mem_operand_gpr): Validate quad word address offsets.
10280 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10281 d-form (register + offset) instructions.
10282 (offsettable_ok_by_alignment): Likewise.
10283 (rs6000_legitimate_offset_address_p): Likewise.
10284 (legitimate_lo_sum_address_p): Likewise.
10285 (rs6000_legitimize_address): Likewise.
10286 (rs6000_legitimize_reload_address): Add more debug statements for
10288 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10289 d-form instructions.
10290 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10291 d-form instructions. Distinguish different cases in debug
10292 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10293 d-form instructions.
10294 (rs6000_preferred_reload_class): Likewise.
10295 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10296 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10297 of the ISA 2.06 indexed memory instructions.
10298 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10299 use them to save/restore the saved vector registers instead of
10300 using Altivec instructions.
10301 (rs6000_emit_epilogue): Likewise.
10302 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10303 (rs6000_opt_masks): Split -mpower9-dform into
10304 -mpower9-dform-scalar and -mpower9-dform-vector.
10305 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
10307 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
10308 ISA 3.0 vector indexed memory instructions, and fold the code into
10309 the normal mov<mode> patterns.
10310 (p9_vecstore_<mode>): Likewise.
10311 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
10313 (vsx_movti_64bit): Likewise.
10314 (vsx_movti_32bit): Likewise.
10315 * config/rs6000/constraints.md (wO constraint): New constraint for
10316 ISA 3.0 vector d-form support.
10317 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
10318 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
10319 include -mpower9-dform-vector until we switch over to LRA.
10320 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
10321 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10322 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
10323 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10324 for -mpower9-dform and -mlra.
10325 * doc/md.texi (wO constraint): Document wO constraint.
10327 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
10329 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
10330 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
10331 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
10332 Move handling of non-insn arguments inline into the sole user:
10333 (output_trans_func): ...here.
10334 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
10335 in emitted function prototype.
10336 (output_internal_insn_latency_func): Ditto. Simplify.
10337 (output_internal_maximal_insn_latency_func): Ditto. Delete
10338 always-unused argument.
10339 (output_insn_latency_func): Ditto.
10340 (output_maximal_insn_latency_func): Ditto.
10342 2016-05-11 Richard Biener <rguenther@suse.de>
10344 PR tree-optimization/71055
10345 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
10346 sth with precision not equal to access size verify we don't chop
10349 2016-05-11 Richard Biener <rguenther@suse.de>
10352 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
10353 (dwarf2out_finish): Move retry_incomplete_types call ...
10354 (dwarf2out_early_finish): ... here.
10356 2016-05-11 Richard Biener <rguenther@suse.de>
10358 PR middle-end/71002
10359 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
10360 if the langhook insists on it.
10361 * fold-const.c (make_bit_field_ref): Add arg for the original
10362 reference and preserve its alias-set.
10363 (decode_field_reference): Take exp by reference and adjust it
10364 to the original memory reference.
10365 (optimize_bit_field_compare): Adjust callers.
10366 (fold_truth_andor_1): Likewise.
10367 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
10369 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
10371 PR middle-end/70807
10372 * cfgrtl.h (delete_insn_and_edges): Now return bool.
10373 * cfgrtl.c (delete_insn_and_edges): Likewise.
10374 * config/i386/i386.c (convert_scalars_to_vector): Remove
10376 * cse.c (cse_insn): Compute cse_cfg_altered.
10377 (delete_trivially_dead_insns): Likewise.
10378 (cse_cc_succs): Likewise.
10379 (rest_of_handle_cse): Free dominance info if required.
10380 (rest_of_handle_cse2): Likewise.
10381 (rest_of_handle_cse_after_global_opts): Likewise.
10383 2016-05-11 Alan Modra <amodra@gmail.com>
10385 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
10386 abi_v4_pass_in_fpr): New functions.
10387 (rs6000_function_arg_boundary): Exclude complex IBM long double
10388 from 64-bit alignment when ABI_V4.
10389 (rs6000_function_arg, rs6000_function_arg_advance_1,
10390 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
10392 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
10394 PR rtl-optimization/71028
10395 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
10396 jump with just a return in the fallthrough block if the branch
10397 block contains just a return as well.
10399 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
10401 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
10402 * match.pd ((X & Y) ^ Y): ... this.
10403 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
10404 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
10406 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10408 * read-md.c (require_char_ws): New function.
10409 (read_string): Simplify using require_char_ws.
10410 (handle_constants): Likewise.
10411 (handle_enum): Likewise.
10412 (handle_file): Likewise.
10413 * read-md.h (require_char_ws): New declaration.
10414 * read-rtl.c (read_conditions): Simplify using require_char_ws.
10415 (read_mapping): Likewise.
10416 (read_rtx_code): Likewise.
10417 (read_nested_rtx): Likewise.
10419 2016-05-10 James Norris <jnorris@codesourcery.com>
10421 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
10422 if offloading is enabled and -fopenacc or -fopenmp is specified.
10423 (CRTOFFLOADEND): Likewise.
10424 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
10425 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
10427 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
10429 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
10430 gotoff_operand code paths. Use copy_to_suggested_regs and
10431 expand_simple_binop where appropriate. Cleanup.
10433 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10436 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
10438 (dimode_scalar_chain::vector_const_cost): New.
10439 (dimode_scalar_chain::compute_convert_gain): Handle constants.
10440 (dimode_scalar_chain::convert_op): Likewise.
10441 (dimode_scalar_chain::convert_insn): Likewise.
10443 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10445 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
10446 unary operation, not a binary one.
10448 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10450 PR middle-end/70877
10451 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
10452 calls with type casted fndecl.
10454 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10456 PR tree-optimization/70786
10457 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
10458 * calls.c (initialize_argument_information): Bind bounds
10459 with corresponding args passed by reference.
10461 2016-05-10 Jakub Jelinek <jakub@redhat.com>
10464 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
10465 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
10466 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
10469 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10472 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
10473 code for a zero scale factor.
10474 (vsx_xvcvdpuxds_scale): Likewise.
10476 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10478 * diagnostic-show-locus.c (layout::layout): Call show_ruler
10479 if show_ruler_p was set on the context.
10480 (layout::show_ruler): New method.
10481 * diagnostic.h (struct diagnostic_context): Add field
10484 2016-05-10 Richard Biener <rguenther@suse.de>
10486 PR tree-optimization/71039
10487 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
10488 (chk_uses): New function.
10489 (propagate_with_phi): Verify we can safely replicate the lhs of an
10490 aggregate assignment on all incoming edges.
10492 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
10494 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
10496 (rx_atomic_sequence): New class.
10497 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
10498 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
10500 (rx_atomic_sequence::rx_atomic_sequence,
10501 rx_atomic_sequence::~rx_atomic_sequence): New functions.
10502 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
10503 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
10504 CTRLREG_INTB): New constants.
10505 (FETCHOP): New code iterator.
10506 (fethcop_name, fetchop_name2): New iterator code attributes.
10507 (QIHI): New mode iterator.
10508 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
10509 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
10510 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
10512 2016-05-10 Martin Liska <mliska@suse.cz>
10514 * tree-inline.c (remap_dependence_clique): Do not remap
10515 debugging statements.
10517 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10519 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
10520 ("*fixuns_truncdfdi2_z13")
10521 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
10522 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
10523 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
10525 2016-05-10 Richard Biener <rguenther@suse.de>
10527 PR tree-optimization/70497
10528 PR tree-optimization/28367
10529 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
10531 (visit_reference_op_load): ... here.
10532 (vn_reference_lookup_3): Use it to handle subreg-like accesses
10533 with simplified BIT_FIELD_REFs.
10534 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
10535 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
10538 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10540 * dwarf2out.c (add_abstract_origin_attribute): Adjust
10541 documentation comment. For BLOCK nodes, add a
10542 DW_AT_abstract_origin attribute that points to the DIE generated
10543 for the origin BLOCK.
10544 (gen_lexical_block_die): Call add_abstract_origin_attribute for
10545 blocks from inlined functions.
10547 2016-05-10 Alan Modra <amodra@gmail.com>
10550 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
10551 regrename modifying insns saving lr before __morestack call.
10552 * config/rs6000/rs6000.md (split_stack_return): Similarly for
10553 insns restoring lr after __morestack call.
10555 2016-05-09 Jakub Jelinek <jakub@redhat.com>
10557 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
10558 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
10560 * config/i386/sse.md (vec_interleave_high<mode>,
10561 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
10562 <avx512>_vpermt2var<mode>3_maskz): Likewise.
10564 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10566 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
10567 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
10568 parallel reassociation for power8 and forward.
10570 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/i386.md (absneg splitters with general regs): Use
10573 general_reg_operand predicate.
10574 (btsq peephole2): Use x86_64_immediate_operand to check if new
10575 value is suitable for immediate operand. Generate emitted insn
10576 using RTL expressions.
10577 (btcq peephole2): Ditto.
10578 (btrq peephole2): Ditto. Generate correct immediate operand
10581 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10583 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
10586 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10588 * tree-affine.c (wide_int_constant_multiple_p): Add missing
10589 pointer dereference.
10591 2016-05-09 Richard Biener <rguenther@suse.de>
10593 PR tree-optimization/70985
10594 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
10595 op0 isn't a gimple register.
10597 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
10599 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
10600 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
10601 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
10602 (i6400_fpu_mult): New cpu units.
10603 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
10604 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
10605 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
10606 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
10607 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
10608 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
10609 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
10610 (i6400_msa_long_float4, i6400_msa_long_float5)
10611 (i6400_msa_long_float8, i6400_msa_fdiv_df)
10612 (i6400_msa_fdiv_sf): New reservations.
10613 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
10614 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
10615 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
10616 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
10617 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
10618 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
10619 (msa_short_cmp, msa_short_float2, msa_short_logic3)
10620 (msa_short_store4, msa_long_load, msa_short_store)
10621 (msa_long_logic, msa_long_float2, msa_long_float4)
10622 (msa_long_float5, msa_long_float8, msa_long_mult)
10623 (msa_long_fdiv, msa_long_div): New reservations.
10625 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
10626 Sameera Deshpande <sameera.deshpande@imgtec.com>
10627 Matthew Fortune <matthew.fortune@imgtec.com>
10628 Graham Stott <graham.stott@imgtec.com>
10629 Chao-ying Fu <chao-ying.fu@imgtec.com>
10631 * config.gcc: Add MSA header file for mips*-*-* target.
10632 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
10633 (Ubv8i, Urv8): New constraints.
10634 * config/mips/mips-ftypes.def: Add function types for MSA
10636 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
10637 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
10638 * config/mips/mips-msa.md: New file.
10639 * config/mips/mips-protos.h
10640 (mips_split_128bit_const_insns): New prototype.
10641 (mips_msa_idiv_insns): Likewise.
10642 (mips_split_128bit_move): Likewise.
10643 (mips_split_128bit_move_p): Likewise.
10644 (mips_split_msa_copy_d): Likewise.
10645 (mips_split_msa_insert_d): Likewise.
10646 (mips_split_msa_fill_d): Likewise.
10647 (mips_expand_msa_branch): Likewise.
10648 (mips_const_vector_same_val_p): Likewise.
10649 (mips_const_vector_same_bytes_p): Likewise.
10650 (mips_const_vector_same_int_p): Likewise.
10651 (mips_const_vector_shuffle_set_p): Likewise.
10652 (mips_const_vector_bitimm_set_p): Likewise.
10653 (mips_const_vector_bitimm_clr_p): Likewise.
10654 (mips_msa_vec_parallel_const_half): Likewise.
10655 (mips_msa_output_division): Likewise.
10656 (mips_ldst_scaled_shift): Likewise.
10657 (mips_expand_vec_cond_expr): Likewise.
10658 * config/mips/mips.c (enum mips_builtin_type): Add
10659 MIPS_BUILTIN_MSA_TEST_BRANCH.
10660 (mips_gen_const_int_vector_shuffle): New prototype.
10661 (mips_const_vector_bitimm_set_p): New function.
10662 (mips_const_vector_bitimm_clr_p): Likewise.
10663 (mips_const_vector_same_val_p): Likewise.
10664 (mips_const_vector_same_bytes_p): Likewise.
10665 (mips_const_vector_same_int_p): Likewise.
10666 (mips_const_vector_shuffle_set_p): Likewise.
10667 (mips_symbol_insns): Forbid loading symbols via immediate for
10669 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
10671 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
10673 (mips_lx_address_p): Add support load indexed address for MSA.
10674 (mips_address_insns): Add calculation of instructions needed for
10675 stores and loads for MSA.
10676 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
10677 CONST_VECTOR for MSA and let it fall through.
10678 (mips_ldst_scaled_shift): New function.
10679 (mips_subword_at_byte): Likewise.
10680 (mips_msa_idiv_insns): Likewise.
10681 (mips_legitimize_move): Validate MSA moves.
10682 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
10683 calculation of costs for MSA division.
10684 (mips_split_move_p): Check if MSA moves need splitting.
10685 (mips_split_move): Split MSA moves if necessary.
10686 (mips_split_128bit_move_p): New function.
10687 (mips_split_128bit_move): Likewise.
10688 (mips_split_msa_copy_d): Likewise.
10689 (mips_split_msa_insert_d): Likewise.
10690 (mips_split_msa_fill_d): Likewise.
10691 (mips_output_move): Handle MSA moves.
10692 (mips_expand_msa_branch): New function.
10693 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
10694 Reinstate 'y' modifier.
10695 (mips_file_start): Add MSA .gnu_attribute.
10696 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
10698 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
10699 (mips_class_max_nregs): Add register size for MSA supported mode.
10700 (mips_cannot_change_mode_class): Allow conversion between MSA
10701 vector modes and TImode.
10702 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
10704 (mips_secondary_reload_class): Force MSA loads/stores via memory.
10705 (mips_preferred_simd_mode): Add preffered modes for MSA.
10706 (mips_vector_mode_supported_p): Add MSA supported modes.
10707 (mips_autovectorize_vector_sizes): New function.
10708 (mips_msa_output_division): Likewise.
10709 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
10710 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
10711 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
10712 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
10713 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
10714 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
10715 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
10716 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
10717 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
10718 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
10719 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
10720 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
10721 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
10722 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
10723 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
10724 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
10725 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
10726 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
10727 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
10728 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
10729 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
10730 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
10731 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
10732 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
10733 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
10734 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
10735 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
10736 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
10737 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
10738 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
10739 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
10740 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
10741 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
10742 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
10743 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
10744 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
10745 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
10746 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
10747 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
10748 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
10749 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
10750 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
10751 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
10752 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
10753 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10754 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10755 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10756 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10757 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10758 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10759 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10760 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10761 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
10762 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
10763 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
10764 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
10765 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
10766 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
10767 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
10768 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
10769 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
10770 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
10771 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
10772 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
10773 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
10774 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
10775 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
10776 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
10777 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
10778 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
10779 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
10780 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
10781 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
10782 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
10783 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
10784 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
10785 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
10786 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
10787 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
10788 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
10789 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
10790 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
10791 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
10792 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
10793 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
10794 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
10795 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
10796 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
10797 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
10798 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
10799 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
10800 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
10801 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
10802 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
10803 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
10804 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
10805 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
10806 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
10807 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
10808 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
10809 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
10810 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
10811 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
10812 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
10813 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
10814 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
10815 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
10816 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
10817 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
10818 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
10819 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
10820 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
10821 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
10822 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
10823 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
10824 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
10825 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
10826 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
10827 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
10828 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
10829 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
10830 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
10831 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
10832 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
10833 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
10834 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
10835 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
10836 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
10837 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
10838 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
10839 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
10840 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
10841 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
10842 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
10843 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
10844 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
10845 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
10846 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
10847 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
10848 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
10849 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
10850 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
10851 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
10852 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
10853 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
10854 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
10855 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
10856 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
10857 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
10858 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
10859 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
10861 (mips_get_builtin_decl_index): New array.
10862 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
10863 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
10864 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
10865 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
10866 (mips_init_builtins): Initialize mips_get_builtin_decl_index
10868 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10870 (mips_expand_builtin_insn): Prepare operands for
10871 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
10872 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
10873 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
10874 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
10875 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
10876 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
10877 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
10878 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
10879 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
10880 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
10881 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
10882 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
10883 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
10884 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
10885 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
10886 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
10887 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
10888 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
10889 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
10890 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
10891 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
10892 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
10893 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
10894 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
10895 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
10896 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
10897 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
10898 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
10899 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
10900 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
10901 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
10902 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
10903 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
10904 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
10905 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
10906 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
10907 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
10908 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
10909 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
10910 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
10911 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
10912 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
10913 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
10914 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
10915 These are set implicitly and an error is reported if overridden.
10916 (mips_expand_builtin_msa_test_branch): New function.
10917 (mips_expand_msa_shuffle): Likewise.
10918 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
10919 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
10920 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
10921 (mips_expand_vec_unpack): Add support for MSA.
10922 (mips_expand_vector_init): Likewise.
10923 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
10924 instead of const0_rtx.
10925 (mips_msa_vec_parallel_const_half): New function.
10926 (mips_gen_const_int_vector): Likewise.
10927 (mips_gen_const_int_vector_shuffle): Likewise.
10928 (mips_expand_msa_cmp): Likewise.
10929 (mips_expand_vec_cond_expr): Likewise.
10930 * config/mips/mips.h
10931 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
10932 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
10934 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
10935 (ISA_HAS_MSA): New macro.
10936 (UNITS_PER_MSA_REG): Likewise.
10937 (BITS_PER_MSA_REG): Likewise.
10938 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
10939 (MSA_REG_FIRST): New macro.
10940 (MSA_REG_LAST): Likewise.
10941 (MSA_REG_NUM): Likewise.
10942 (MSA_REG_P): Likewise.
10943 (MSA_REG_RTX_P): Likewise.
10944 (MSA_SUPPORTED_MODE_P): Likewise.
10945 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
10946 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
10947 * config/mips/mips.md: Include mips-msa.md.
10948 (alu_type): Add simd_add.
10949 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
10950 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
10951 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
10952 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
10953 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
10954 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
10955 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
10956 simd_move, simd_load, simd_store. Choose "multi" for moves
10958 (qword_mode): New attribute.
10959 (insn_count): Add instruction count for quad moves.
10960 Increase the count for MIPS SIMD division.
10961 (UNITMODE): Add UNITMODEs for vector types.
10962 (addsub): New code iterator.
10963 * config/mips/mips.opt (mmsa): New option.
10964 * config/mips/msa.h: New file.
10965 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
10967 * config/mips/mti-linux.h: Likewise.
10968 * config/mips/predicates.md
10969 (const_msa_branch_operand): New constraint.
10970 (const_uimm3_operand): Likewise.
10971 (const_uimm4_operand): Likewise.
10972 (const_uimm5_operand): Likewise.
10973 (const_uimm8_operand): Likewise.
10974 (const_imm5_operand): Likewise.
10975 (aq10b_operand): Likewise.
10976 (aq10h_operand): Likewise.
10977 (aq10w_operand): Likewise.
10978 (aq10d_operand): Likewise.
10979 (const_m1_operand): Likewise.
10980 (reg_or_m1_operand): Likewise.
10981 (const_exp_2_operand): Likewise.
10982 (const_exp_4_operand): Likewise.
10983 (const_exp_8_operand): Likewise.
10984 (const_exp_16_operand): Likewise.
10985 (const_vector_same_val_operand): Likewise.
10986 (const_vector_same_simm5_operand): Likewise.
10987 (const_vector_same_uimm5_operand): Likewise.
10988 (const_vector_same_uimm6_operand): Likewise.
10989 (const_vector_same_uimm8_operand): Likewise.
10990 (par_const_vector_shf_set_operand): Likewise.
10991 (reg_or_vector_same_val_operand): Likewise.
10992 (reg_or_vector_same_simm5_operand): Likewise.
10993 (reg_or_vector_same_uimm6_operand): Likewise.
10994 * doc/extend.texi (MIPS SIMD Architecture Functions): New
10996 * doc/invoke.texi (-mmsa): Document new option.
10998 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11000 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
11001 * configure: Regenerate.
11002 * config.in: Regenerate.
11003 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
11004 on -fvtable-verify.
11005 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
11006 (ENDFILE_VTV_SPEC): Define.
11008 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
11010 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
11011 registers in all interrupt handlers if necessary.
11012 (rl78_option_override): Add warning.
11013 (MUST_SAVE_MDUC_REGISTERS): New macro.
11014 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
11015 * config/rl78/rl78.c (check_mduc_usage): New function.
11016 (mduc_regs): New structure to hold MDUC register data.
11017 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
11018 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
11019 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
11020 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
11021 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
11022 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
11024 2016-05-09 Bin Cheng <bin.cheng@arm.com>
11026 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
11027 (tree-ssa-loop-niter.h): Ditto.
11028 (idx_within_array_bound, ref_within_array_bound): New functions.
11029 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
11030 Factor out check on writable base object to ...
11031 (base_object_writable): ... here.
11033 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11035 * config/arm/arm.md (probe_stack): Add modes to set source
11038 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
11040 * regrename.c (base_reg_class_for_rename): New static function.
11041 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
11043 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
11045 * cgraph.c (thunk_adjust): Export.
11046 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
11047 * cgraphunit.c (thunk_adjust): Export.
11048 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
11050 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
11052 * tree-inline.c (expand_call_inline): Expand thunks inline.
11054 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
11057 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
11058 (*sse2_vd_cvtss2sd): Ditto.
11059 * config/i386/i386.md
11060 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
11061 Generate *sse2_vd_cvtsd2ss pattern.
11062 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
11063 Generate *sse2_vd_cvtss2sd pattern.
11065 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11067 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
11068 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
11071 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11073 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
11074 * config/sh/sh.c: Define and declare variables on first use throughout
11076 (current_function_interrupt): Change to bool type.
11077 (frame_insn): Rename to emit_frame_insn and update users.
11078 (push_regs): Use bool for 'interrupt_handler' argument.
11079 (save_schedule_s): Remove.
11080 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
11081 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
11082 targetm.asm_out.unaligned_op.di.
11083 (gen_far_branch): Remove redundant forward declaration.
11084 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
11085 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
11086 (sh_set_return_address, sh_function_ok_for_sibcall,
11087 scavenge_reg): Update comments.
11088 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
11089 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
11090 (sh_attr_renesas_p): Remove unnecessary parentheses.
11091 (branch_dest): Simplify.
11092 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
11093 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
11094 (CUMULATIVE_ARGS): Change macro to typedef.
11095 (current_function_interrupt): Change to bool type.
11096 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
11097 Surround with __cplusplus ifdef.
11098 (sh_compare_op0, sh_compare_op1): Remove.
11099 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
11101 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
11103 * config/arm/arm.md: (arch): Add neon.
11104 (arch_enabled): Return yes for arch neon when TARGET_NEON.
11105 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
11106 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
11107 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
11108 attributes for alt renumbering. Mark alt 3 as non-predicable.
11109 (thumb2_movdf_vfp): Likewise.
11111 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
11113 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
11114 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
11115 (*andqi_1): Add preferred_for_speed attribute to disparage
11116 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
11117 (*<code>qi_1): Ditto.
11118 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
11119 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
11120 (*ashlqi3_1): Ditto.
11121 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
11122 Add preferred_for_size attribute to disparage alternative 0 and
11123 preferred_for_speed attribute to disparage alternative 1 for
11124 TARGET_PARTIAL_REG_STALL targets.
11126 2016-05-07 Tom de Vries <tom@codesourcery.com>
11128 PR tree-optimization/70956
11129 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
11132 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
11134 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
11135 * config/sh/sh.c (sh_cbranch_distance): Implement it.
11136 * config/sh/sh.md (branch_zero): Remove define_attr.
11137 (define_delay): Disable delay slot if branch distance is one insn.
11139 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/i386.md (LEAMODE): New mode attribute.
11142 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
11143 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
11144 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
11145 operand 2 predicate.
11146 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
11147 (*lea<mode>_general_3): Ditto.
11148 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
11150 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11152 * genmddump.c (main): Convert argv from char ** to const char **.
11154 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11156 * coretypes.h (OVERRIDE): New macro.
11157 (FINAL): New macro.
11159 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
11161 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
11162 allow coalescing if the types are compatible.
11164 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11166 * pass_manager.h (pass_manager::register_pass_name): New method.
11167 (pass_manager::get_pass_by_name): New method.
11168 (pass_manager::create_pass_tab): New method.
11169 (pass_manager::m_name_to_pass_map): New field.
11170 * passes.c (name_to_pass_map): Delete global in favor of field
11171 "m_name_to_pass_map" of pass_manager.
11172 (register_pass_name): Rename from a function to...
11173 (pass_manager::register_pass_name): ...this method, updating
11174 for renaming of global "name_to_pass_map" to field
11175 "m_name_to_pass_map".
11176 (create_pass_tab): Rename from a function to...
11177 (pass_manager::create_pass_tab): ...this method, updating
11178 for renaming of global "name_to_pass_map" to field.
11179 (get_pass_by_name): Rename from a function to...
11180 (pass_manager::get_pass_by_name): ...this method.
11181 (enable_disable_pass): Convert use of get_pass_by_name to
11182 a method call, locating the pass_manager singleton.
11184 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11186 * genattr-common.c (main): Convert argv from char ** to const char **.
11187 * genattr.c (main): Likewise.
11188 * genattrtab.c (main): Likewise.
11189 * genautomata.c (initiate_automaton_gen): Likewise.
11191 * gencodes.c (main): Likewise.
11192 * genconditions.c (main): Likewise.
11193 * genconfig.c (main): Likewise.
11194 * genconstants.c (main): Likewise.
11195 * genemit.c (main): Likewise.
11196 * genenums.c (main): Likewise.
11197 * genextract.c (main): Likewise.
11198 * genflags.c (main): Likewise.
11199 * genmddeps.c (main): Likewise.
11200 * genopinit.c (main): Likewise.
11201 * genoutput.c (main): Likewise.
11202 * genpeep.c (main): Likewise.
11203 * genpreds.c (main): Likewise.
11204 * genrecog.c (main): Likewise.
11205 * gensupport.c (init_rtx_reader_args_cb): Likewise.
11206 (init_rtx_reader_args): Likewise.
11207 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11208 (init_rtx_reader_args): Likewise.
11209 * gentarget-def.c (main): Likewise.
11210 * read-md.c (read_md_files): Likewise.
11211 * read-md.h (read_md_files): Likewise.
11213 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11215 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11216 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11217 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11218 Remove unused predicate.
11219 (register_and_not_fp_reg_operand): Ditto.
11221 2016-05-06 Martin Liska <mliska@suse.cz>
11223 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11224 instead of vec as the vector is local to the function.
11226 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11228 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11229 avx512bw alternative.
11231 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11232 before the ashr<mode>3 pattern.
11234 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11235 v instead of x in vex or maybe_vex alternatives, use
11236 maybe_evex instead of vex in prefix.
11238 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11239 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11240 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11241 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11244 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11245 v instead of x in vex or maybe_vex alternatives, use
11246 maybe_evex instead of vex in prefix.
11248 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11249 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11250 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11251 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11252 alternatives, use maybe_evex instead of vex in prefix.
11254 * config/i386/sse.md (vec_interleave_lowv4sf,
11255 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11256 v instead of x in vex or maybe_vex alternatives, use
11257 maybe_evex instead of vex in prefix.
11259 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11260 v instead of x in vex or maybe_vex alternatives, use
11261 maybe_evex instead of vex in prefix.
11263 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11264 v constraint instead of x.
11266 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11268 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11269 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11272 2016-05-06 Richard Biener <rguenther@suse.de>
11274 PR tree-optimization/70948
11275 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11276 Properly clobber all fields of va_list for __builtin_va_start.
11278 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11281 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11282 loop latch destination.
11284 2016-05-06 Martin Liska <mliska@suse.cz>
11286 * tree-ssa-uninit.c: Apply manual changes
11287 to the GNU coding style.
11288 (prune_uninit_phi_opnds): Rename from
11289 prune_uninit_phi_opnds_in_unrealizable_paths.
11291 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11293 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11294 mspace): Remove deprecated options.
11295 * doc/invoke.texi (SH options): Remove -mspace.
11297 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11299 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11301 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11303 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11304 corresponding combine split pattern.
11306 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11309 * config/sh/predicates.md (long_displacement_mem_operand): New.
11310 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
11311 Add movi20, movi20s alternatives. Adjust length attribute for
11313 (movsi_ie): Allow for any FPU. Adjust length attribute for
11315 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
11316 attribute for alternatives.
11317 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
11318 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
11319 length attribute for alternatives.
11321 2016-05-06 Richard Biener <rguenther@suse.de>
11323 PR tree-optimization/70960
11324 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
11326 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11329 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
11330 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
11332 2016-05-06 Marek Polacek <polacek@redhat.com>
11335 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
11337 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11340 * config/sh/sh.md (*rotcr): Add another variant.
11342 2016-05-06 Richard Biener <rguenther@suse.de>
11344 PR middle-end/70931
11345 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
11347 2016-05-06 Richard Biener <rguenther@suse.de>
11349 PR middle-end/70941
11350 * fold-const.c (split_tree): Always convert to the original type
11353 2016-05-06 Richard Biener <rguenther@suse.de>
11355 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
11356 (fwprop_addr): Likewise.
11358 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11361 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
11363 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
11364 * config/i386/i386.md (push mem splitter): Use find_constant_src in
11365 the splitter condition.
11366 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
11367 the splitter condition.
11368 (FP float_extend load splitter): Ditto.
11370 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
11372 * config/i386/i386.md (peehole2 patterns): Change true_regnum
11373 to REGNO in all peephole2 patterns.
11374 (post-reload splitters): Change true_regnum to REGNO in
11375 post-reload splitters.
11376 (zero_extend splitters): Use general_reg_operand and
11377 nonimmediate_gr_operand predicates.
11379 2016-05-05 Jakub Jelinek <jakub@redhat.com>
11381 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
11382 v constraint instead of x.
11384 2016-05-05 Alan Modra <amodra@gmail.com>
11387 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11388 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
11389 TARGET_NO_FP_IN_TOC for -mrelocatable.
11390 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
11391 TARGET_RELOCATABLE test.
11392 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11393 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11394 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11395 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11396 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11397 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11398 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11399 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11400 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
11401 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11403 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
11404 (rs6000_stack_info): Likewise.
11405 (rs6000_elf_asm_out_constructor): Likewise.
11406 (rs6000_elf_asm_out_destructor): Likewise.
11407 (rs6000_elf_declare_function_name): Likewise.
11408 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
11409 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
11412 2016-05-05 Alan Modra <amodra@gmail.com>
11414 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
11416 2016-05-05 Alan Modra <amodra@gmail.com>
11418 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
11419 out-of-line gpr restore for one or two regs if that would add
11422 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
11425 * config/i386/i386.md
11426 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
11427 Change to post-epilogue_completed late splitter. Use sse_reg_operand
11428 as operand 0 predicate.
11429 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
11431 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
11432 Ditto. Emit the pattern using RTX.
11434 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
11435 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
11436 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
11437 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
11439 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
11440 sse_reg_operand as operand 0 predicate.
11442 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
11443 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
11444 instead of gen_rtx_REG.
11445 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
11448 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11450 * function.c (emit_use_return_register_into_block): Delete.
11451 (gen_return_pattern): Delete.
11452 (emit_return_into_block): Delete.
11453 (active_insn_between): Delete.
11454 (convert_jumps_to_returns): Delete.
11455 (emit_return_for_exit): Delete.
11456 (thread_prologue_and_epilogue_insns): Delete all code dealing with
11457 simple_return for shrink-wrapped blocks.
11458 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
11459 end of blocks that need one.
11460 (get_unconverted_simple_return): Delete.
11461 (convert_to_simple_return): Delete.
11462 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
11463 (convert_to_simple_return): Ditto.
11465 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11467 * cfgcleanup.c (bb_is_just_return): New function.
11468 (try_optimize_cfg): Simplify jumps to return, branches to return,
11469 and branches around return.
11471 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11473 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
11474 branch to a return.
11476 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11480 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
11481 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
11482 assert flags & OEP_HASH_CHECK, instead of asserting it
11483 never happens. Handle TARGET_EXPR.
11484 * fold-const.c (operand_equal_p): For hash verification,
11485 or in OEP_HASH_CHECK into flags.
11487 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
11489 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
11491 (compute_samebase_partition_bases): Fix typo.
11493 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11495 * config/i386/sse.md (vec_interleave_highv8sf,
11496 vec_interleave_lowv8sf, vec_interleave_highv4df,
11497 vec_interleave_lowv4df): Remove constraints from expanders.
11499 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
11501 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11503 * tree-inline.c (expand_call_inline): Fix path dealing with
11504 making lhs of call statement undefined.
11506 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11508 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
11509 Check availability on NODE, too.
11510 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
11511 (cgraph_node::call_for_symbol_and_aliases): Likewise.
11512 (varpool_node::call_for_symbol_and_aliase): Likewise.
11513 * ipa-pure-const.c (add_new_function): Analyze all bodies.
11514 (propagate_pure_const): Propagate across interposable functions, too.
11515 (skip_function_for_local_pure_const): Do not skip interposable bodies
11517 (pass_local_pure_const::execute): Update.
11519 2016-05-04 Marek Polacek <polacek@redhat.com>
11521 * doc/invoke.texi: Document -Wdangling-else.
11523 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11525 * config.gcc: Error out when conflicting multilib is detected. Do not
11526 loop over multilibs since no combination is legal.
11528 2016-05-04 Alan Modra <amodra@gmail.com>
11530 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
11531 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
11532 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11535 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
11537 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
11538 Clean up p5600 comments.
11540 2016-05-04 Richard Biener <rguenther@suse.de>
11542 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
11543 constructor simplifications.
11544 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
11546 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
11548 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
11549 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
11550 result.set_rtx is null instead of aborting.
11551 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
11553 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
11554 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
11555 *mov<mode>_store_postinc): New patterns.
11557 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
11559 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
11560 as commutative. Check both conversions are NOP.
11561 ((A & B) OP (C & B)): Remove.
11563 2016-05-04 Alan Modra <amodra@gmail.com>
11565 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
11567 2016-05-04 Alan Modra <amodra@gmail.com>
11570 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
11571 when cr2,3,4 are all fixed regs.
11573 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
11575 PR rtl-optimization/57193
11576 * opts.c (default_options_table): Revert OPT_frename_registers change.
11577 * doc/invoke.texi (-frename-registers, -O2): Likewise.
11579 2016-05-03 Martin Sebor <msebor@redhat.com>
11582 * builtins.c (fold_builtin_FILE): New function.
11583 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
11584 (fold_builtin_0): Call them.
11585 * gimplify.c (gimplify_call_expr): Remove the handling of
11586 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
11589 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
11590 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
11594 * doc/extend.texi (Function Names as Strings): Update __func__,
11595 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
11598 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11599 Richard Biener <rguenther@suse.de>
11601 PR tree-optimization/70916
11602 * tree-if-conv.c: Include cfganal.h.
11603 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
11604 and remove_fake_exit_edges around the optimization pass.
11606 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
11608 * cgraph.c (symbol_table::create_edge): Set inline_failed.
11609 (cgraph_edge::make_direct): Likewise.
11610 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
11611 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
11612 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
11613 (CIF_THUNK): New code.
11614 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
11615 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
11616 (compute_inline_parameters): Set inline_failed for thunks.
11617 (inline_analyze_function): Cleanup.
11618 * ipa-inline.c (can_inline_edge_p): Do not deal with
11619 call_stmt_cannot_inline_p.
11620 (can_early_inline_edge_p): Likewise.
11621 (early_inliner): Initialize inline_failed.
11622 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
11624 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
11626 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
11627 from nonimm_ssenomem_operand.
11628 (nonimm_ssenomem_operand): New predicate.
11629 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
11630 as operand 0 predicate.
11631 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
11632 Disable unsupported alternatives using "enabled" attribute.
11633 Use register_ssemem_operand as operand 0 predicate.
11634 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
11636 2016-05-03 Marek Polacek <polacek@redhat.com>
11639 * input.c (expansion_point_location): New function.
11640 * input.h (expansion_point_location): Declare.
11642 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
11644 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
11645 occurence with frame_offset_ ones.
11647 2016-05-03 Alan Modra <amodra@gmail.com>
11649 PR rtl-optimization/70890
11650 * ira.c (combine_and_move_insns): When moving def_insn, remove
11651 equivs on use_insn.
11653 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
11655 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
11656 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
11657 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
11658 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
11660 2016-05-03 Alan Modra <amodra@gmail.com>
11662 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
11663 for SAVE_MULTIPLE/STORE_MULTIPLE.
11665 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11667 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
11668 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
11670 2016-05-03 Richard Biener <rguenther@suse.de>
11672 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
11674 (gimplify_arg): Likewise.
11675 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
11676 re-writing the result to a decl if required.
11677 (internal_get_tmp_var): Add allow_ssa parameter
11678 and override into_ssa with it.
11679 (get_formal_tmp_var): Adjust.
11680 (get_initialized_tmp_var): Add allow_ssa parameter.
11681 (gimplify_arg): Add allow_ssa parameter and avoid generating
11682 SSA names for the result false.
11683 (gimplify_call_expr): If the call may return twice do not
11684 gimplify parameters into SSA.
11685 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
11686 (gimplify_modify_expr): Adjust assert. For noreturn calls
11687 with a SSA name LHS adjust its def.
11688 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
11689 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
11690 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
11691 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
11692 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
11693 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
11694 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
11695 (optimize_target_teams): Do not allow SSA names for clause operands.
11696 (gimplify_expr): Likewise for where we mark the result addressable.
11697 * passes.def (pass_init_datastructures): Remove.
11698 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
11699 (rewrite_stmt): Likewise.
11700 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
11701 (replace_locals_op): Replace SSA names.
11702 (copy_gimple_seq_and_replace_locals): Init src_cfun.
11703 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
11704 * cgraph.c (release_function_body): Free CFG annotations only
11705 when we have a CFG. Simplify.
11706 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11707 force_gimple_operand instead of get_initialized_tmp_var.
11708 * tree-pass.h (make_pass_init_datastructures): Remove.
11709 * tree-ssa.c (execute_init_datastructures): Remove.
11710 (pass_data_init_datastructures): Likewise.
11711 (class pass_init_datastructures): Likewise.
11712 (make_pass_init_datastructures): Likewise.
11713 * omp-low.c (create_omp_child_function): Init SSA data structures.
11714 (grid_expand_target_grid_body): Likewise.
11715 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
11716 name before adding it to names_to_release.
11717 (remove_bb): Always release SSA defs.
11718 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
11719 before dereferencing it.
11720 * cgraphunit.c (init_lowered_empty_function): Always
11721 int SSA data structures.
11722 * tree-ssanames.c (release_defs): Remove assert that we are in
11724 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
11726 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11727 Uros Bizjak <ubizjak@gmail.com>
11729 PR rtl-optimization/70467
11730 * config/i386/predicates.md (x86_64_hilo_int_operand,
11731 x86_64_hilo_general_operand): New predicates.
11732 * config/i386/constraints.md (Wd): New constraint.
11733 * config/i386/i386.md (mode attr di): Use Wd instead of e.
11734 (general_hilo_operand): New mode attr.
11735 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
11736 instead of <general_operand>.
11737 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
11738 x86_64_hilo_general_operand instead of <general_operand>.
11740 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11742 PR tree-optimization/70916
11743 * tree-if-conv.c (constant_or_ssa_name): Removed.
11744 (fold_build_cond_expr): Use is_gimple_val instead of
11745 constant_or_ssa_name.
11747 PR tree-optimization/70916
11748 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
11749 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
11752 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
11753 (optimize_atomic_bit_test_and): New function.
11754 (pass_fold_builtins::execute): Use it.
11755 * optabs.def (atomic_bit_test_and_set_optab,
11756 atomic_bit_test_and_complement_optab,
11757 atomic_bit_test_and_reset_optab): New optabs.
11758 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
11759 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
11760 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
11761 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
11762 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
11763 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
11764 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
11765 * doc/md.texi (atomic_bit_test_and_set@var{mode},
11766 atomic_bit_test_and_complement@var{mode},
11767 atomic_bit_test_and_reset@var{mode}): Document.
11768 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
11769 atomic_bit_test_and_complement<mode>,
11770 atomic_bit_test_and_reset<mode>): New expanders.
11771 (atomic_bit_test_and_set<mode>_1,
11772 atomic_bit_test_and_complement<mode>_1,
11773 atomic_bit_test_and_reset<mode>_1): New insns.
11775 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
11777 PR rtl-optimization/70687
11778 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
11779 instead of unsigned HOST_WIDE_INT.
11781 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
11783 PR rtl-optimization/44281
11784 * hard-reg-set.h (struct target_hard_regs): New field
11785 x_fixed_nonglobal_reg_set.
11786 (fixed_nonglobal_reg_set): New macro.
11787 * reginfo.c (init_reg_sets_1): Initialize it.
11788 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
11790 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
11792 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11794 PR tree-optimization/56541
11795 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
11796 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
11797 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
11798 (any_complicated_phi): new static variable.
11799 (aggressive_if_conv): delete.
11800 (if_convertible_phi_p): support phis with more than two arguments.
11801 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
11802 critical pred edges.
11803 (ifcvt_split_critical_edges): support phis with more than two
11804 arguments by checking new parameter. only split critical edges
11806 (tree_if_conversion): handle simd pragma marked loop using new
11807 local variable aggressive_if_conv. check any_complicated_phi.
11809 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11811 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
11814 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11816 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
11819 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
11821 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
11822 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
11823 define_insn_and_split.
11824 (mulsi3_i): New define_insn_and_split.
11825 (mulsi3_call): Convert to define_insn.
11826 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
11827 Remove constraints.
11829 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11831 * machmode.h (mode_complex): Add support to give the complex mode
11833 (GET_MODE_COMPLEX_MODE): Likewise.
11834 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
11835 stored by build_complex_type and gfc_build_complex_type instead of
11836 trying to figure out the appropriate mode based on the size. Raise
11837 an assertion error, if the type was not set.
11838 * genmodes.c (struct mode_data): Add field for the complex type of
11840 (blank_mode): Likewise.
11841 (make_complex_modes): Remember the complex mode created in the
11843 (emit_mode_complex): Write out the mode_complex array to map a
11844 type mode to the complex version.
11845 (emit_insn_modes_c): Likewise.
11846 * tree.c (build_complex_type): Set the complex type to use before
11847 calling layout_type.
11848 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
11849 support for __float128 complex datatypes.
11850 (rs6000_hard_regno_mode_ok): Likewise.
11851 (rs6000_setup_reg_addr_masks): Likewise.
11852 (rs6000_complex_function_value): Likewise.
11853 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
11854 __float128 and __ibm128 complex.
11855 (FLOAT128_IBM_P): Likewise.
11856 (ALTIVEC_ARG_MAX_RETURN): Likewise.
11857 * doc/extend.texi (Additional Floating Types): Document that
11858 -mfloat128 must be used to enable __float128. Document complex
11859 __float128 and __ibm128 support.
11861 2016-05-02 Jakub Jelinek <jakub@redhat.com>
11864 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
11865 char/short arguments promoted to int because of promote_prototypes.
11867 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
11869 * config/i386/predicates.md (register_ssemem_operand): New predicate.
11870 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
11871 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
11872 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
11873 alternatives using "enabled" attribute. Use register_ssemem_operand
11874 as operand 1 predicate.
11875 (*cmpi<unord>xf_i387): Split XFmode pattern from
11876 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
11877 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
11878 *absneg<mode>2_i387. Disable unsupported alternatives using
11879 "enabled" attribute.
11880 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
11882 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
11884 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
11886 (oacc_loop_process): Check mask for loop termination.
11888 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
11890 * cif-code.def (CIF_THUNK): Add.
11891 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
11894 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
11896 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
11897 (dump_inline_summary): Dump it.
11898 (fp_expression_p): New predicate.
11899 (estimate_function_body_sizes): Use it.
11900 (inline_merge_summary): Merge fp_expressions.
11901 (inline_read_section): Read fp_expressions.
11902 (inline_write_summary): Write fp_expressions.
11903 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
11904 codegen boundary if either caller or callee is !fp_expressions.
11905 * ipa-inline.h (inline_summary): Add fp_expressions.
11906 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
11907 to fp_expressions be sure the fp generation flags are updated.
11909 2016-05-02 Jakub Jelinek <jakub@redhat.com>
11911 PR rtl-optimization/70467
11912 * cse.c (cse_insn): Handle no-op MEM moves after folding.
11914 PR rtl-optimization/70467
11915 * ipa-pure-const.c (check_call): Handle internal calls even in
11916 ipa mode like in local mode.
11918 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
11920 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
11922 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
11924 * match.pd (X u< X, X u> X): New transformations.
11926 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
11928 * flag-types.h (enum warn_strict_overflow_code): Move ...
11929 * coretypes.h: ... here.
11930 * fold-const.h (fold_overflow_warning): Declare.
11931 * fold-const.c (fold_overflow_warning): Make non-static.
11932 (fold_comparison): Move the transformation of X +- C1 CMP C2
11933 into X CMP C2 -+ C1 ...
11934 * match.pd: ... here.
11935 * gimple-fold.c (fold_stmt_1): Protect with
11936 fold_defer_overflow_warnings.
11938 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
11940 * omp-low.c (struct oacc_loop): Add 'inner' field.
11941 (new_oacc_loop_raw): Initialize it to zero.
11942 (oacc_loop_fixed_partitions): Initialize it.
11943 (oacc_loop_auto_partitions): Partition outermost loop to outermost
11944 available partitioning.
11946 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
11948 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
11950 (umulsidi3): Likewise.
11951 (indirect_jump): Fix jump instruction assembly patterns.
11953 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
11956 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
11957 (nvptx_function_value): Assert non-NULL cfun.
11959 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
11961 PR rtl-optimization/70886
11962 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
11964 * cselib.h (rtx_equal_for_cselib_1): Declare.
11965 (rtx_equal_for_cselib_p: New inline function.
11966 * cselib.c (rtx_equal_for_cselib_p): Delete.
11967 (rtx_equal_for_cselib_1): Make public.
11969 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
11971 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
11972 (register_mixssei387nonimm_operand): Remove predicate.
11973 * config/i386/i386.md (*fop_<mode>_comm): Merge from
11974 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
11975 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
11976 for TARGET_MIX_SSE_I387 alternatives.
11977 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
11978 Disable unsupported alternatives using "enabled" attribute. Use
11979 nonimm_ssenomem_operand as operand 1 predicate. Also check
11980 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
11982 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11984 * tree.c (cst_and_fits_in_hwi): Simplify.
11986 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11988 * tree.h (wi::to_wide): New function.
11989 * expr.c (expand_expr_real_1): Use wi::to_wide.
11990 * fold-const.c (int_const_binop_1): Likewise.
11991 (extract_muldiv_1): Likewise.
11993 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11995 * wide-int.h: Update offset_int and widest_int documentation.
11996 (WI_SIGNED_SHIFT_RESULT): New macro.
11997 (wi::binary_shift): Define signed_shift_result_type for
11998 shifts on offset_int- and widest_int-like types.
11999 (generic_wide_int): Support <<= and >>= if << and >> are supported.
12000 * tree.h (int_bit_position): Use shift operators instead of wi::
12002 * alias.c (adjust_offset_for_component_ref): Likewise.
12003 * expr.c (get_inner_reference): Likewise.
12004 * fold-const.c (fold_comparison): Likewise.
12005 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
12006 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
12007 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12008 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
12009 (stmt_kills_ref_p): Likewise.
12010 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
12011 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
12012 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12013 (ao_ref_init_from_vn_reference): Likewise.
12015 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
12017 * wide-int.h: Update offset_int and widest_int documentation.
12018 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
12019 (wi::binary_traits): Allow ordered comparisons between offset_int and
12020 offset_int, between widest_int and widest_int, and between either
12021 of these types and basic C types.
12022 (operator <, <=, >, >=): Define for the same combinations.
12023 * tree.h (tree_int_cst_lt): Use comparison operators instead
12024 of wi:: comparisons.
12025 (tree_int_cst_le): Likewise.
12026 * gimple-fold.c (fold_array_ctor_reference): Likewise.
12027 (fold_nonarray_ctor_reference): Likewise.
12028 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
12029 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
12030 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
12031 * tree-sra.c (completely_scalarize): Likewise.
12032 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
12033 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
12034 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
12035 (check_for_binary_op_overflow): Likewise.
12036 (search_for_addr_array): Likewise.
12037 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
12039 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12041 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
12042 (arc_save_restore): Likewise.
12043 (arc_dwarf_register_span): Likewise.
12044 (arc_output_pic_addr_const): Initialize suffix variable.
12046 2016-05-02 Martin Liska <mliska@suse.cz>
12048 * symbol-summary.h (function_summary::function_summary):
12049 Remove checking assert for all cgraph nodes.
12050 (function_summary::get): Check summary_uid.
12051 (symtab_insertion): Check summary_uid.
12053 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12055 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
12056 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
12057 bmaskn instruction.
12058 (arc_dwarf_register_span): Remove enum keyword.
12059 (compact_memory_operand_p): New function.
12060 * config/arc/arc.h (reg_class): Add code density register classes.
12061 (REG_CLASS_NAMES): Likewise.
12062 (REG_CLASS_CONTENTS): Likewise.
12063 * config/arc/arc.md (*movqi_insn): Add code density instructions.
12064 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
12065 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
12066 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
12067 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
12069 (h, Rcd, Rsd, Rzd): New register constraints.
12070 (T): Use compact_memory_operand_p function.
12071 * config/arc/predicates.md (compact_load_memory_operand): Remove.
12073 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12075 * config/sh/sh.md (*negnegt, *movtt): Remove.
12077 2016-05-02 Marek Polacek <polacek@redhat.com>
12078 Tom de Vries <tom@codesourcery.com>
12080 PR tree-optimization/70700
12081 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
12082 bigger than FIRST_REF_NODE.
12084 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12087 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
12089 (prepare_cbranch_operands): Don't use scratch register. Assume that
12090 function is used when pseudos can be created.
12091 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
12092 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
12093 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
12094 define_expand. Allow it only when pseudos can be created.
12095 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
12097 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
12099 * config/i386/constraints.md (BC): Only allow -1 operands.
12100 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
12101 Add "enabled" attribute. Update XI mode attribute calculation.
12102 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
12103 (*movoi_internal_avx): Update XI mode attribute calculation.
12104 (*movti_internal): Ditto.
12106 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12108 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
12109 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
12111 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
12113 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
12114 statement on instruction code. Remove trailing spaces.
12115 (altivec_expand_stv_builtin): Likewise.
12117 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12119 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
12120 (TARGET_FPU_DOUBLE): Simplify.
12121 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
12122 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
12123 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
12124 with 'TARGET_FPU_DOUBLE'.
12125 * config/sh/sh.md: Likewise.
12127 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
12129 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
12130 SH_DIV_STR_FOR_SIZE): Remove.
12131 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
12132 SH_DIV_STR_FOR_SIZE): Remove.
12134 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12136 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
12137 logical_reg_operand): Delete.
12138 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
12139 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
12140 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
12141 match_operand and match_test.
12142 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
12143 variables on their first use. Return bool values.
12144 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
12145 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
12146 arith_reg_operand for input operand. Remove empty constraints.
12148 (*xorsi3_compact): Rename to xorsi3.
12149 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
12150 (*zero_extend<mode>si2_disp_mem): Update comment.
12153 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12155 * config/sh/t-sh: Remove SH5 support.
12156 * config.gcc: Likewise.
12157 * configure: Likewise.
12159 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12161 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
12163 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12165 * config/sh/sh.c (register_sh_passes, sh_option_override,
12166 sh_print_operand, prepare_move_operands,
12167 sh_can_follow_jump): Remove TARGET_SH1 checks.
12168 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
12169 PROMOTE_MODE): Likewise.
12170 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
12173 2016-04-30 Alan Modra <amodra@gmail.com>
12175 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
12176 restoring when fixed_reg_p, but allow out-of-line or stmw save.
12177 Check for user regs later to avoid unnecessary looping over regs.
12178 Merge user reg check with non-saved reg check. Don't force
12179 inline VR restore when static chain used.
12180 (rs6000_frame_related): Omit eh_frame info for user regs when
12182 (fixed_regs_p): Delete.
12184 2016-04-30 Alan Modra <amodra@gmail.com>
12186 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
12187 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
12190 2016-04-30 Alan Modra <amodra@gmail.com>
12193 * config/rs6000/rs6000.c (fixed_reg_p): New function.
12194 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
12197 2016-04-30 Alan Modra <amodra@gmail.com>
12199 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12200 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
12201 flag_pic test for Darwin.
12203 2016-04-30 Alan Modra <amodra@gmail.com>
12205 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
12206 throw_calls_crossed.
12207 (REG_FREQ_CALLS_CROSSED): Delete.
12208 (REG_N_THROWING_CALLS_CROSSED): Delete.
12209 * regstat.c (regstat_bb_compute_ri): Don't calculate
12210 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12211 (dump_reg_info): Don't print call cross frequency.
12212 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12213 and REG_N_THROWING_CALLS_CROSSED.
12215 2016-04-30 Alan Modra <amodra@gmail.com>
12217 * regs.h (struct reg_info_t): Delete live_length.
12218 (REG_LIVE_LENGTH): Delete macro.
12219 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12220 local_live, local_processed and local_live_last_luid params.
12221 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12223 (regstat_compute_ri): Adjust for above. Don't set
12225 (dump_reg_info): Don't print live length.
12226 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12227 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12228 Localize loop_depth var.
12230 2016-04-30 Alan Modra <amodra@gmail.com>
12232 * ira.c (enum valid_equiv): New.
12233 (validate_equiv_mem): Return enum.
12234 (update_equiv_mem): Create replacement in more cases.
12235 (add_store_equivs): Update validate_equiv_mem call.
12237 2016-04-30 Alan Modra <amodra@gmail.com>
12239 * ira.c (combine_and_move_insns): Rather than scanning insns,
12240 use DF infrastucture to find use and def insns.
12242 2016-04-30 Alan Modra <amodra@gmail.com>
12244 ira.c (combine_and_move_insns): Move invariant conditions..
12245 (ira.c): ..to here. Call combine_and_move_insns before
12246 add_store_equivs. Call grow_reg_equivs later. Allocate
12247 req_equiv later using max_reg_num() rather than global max_regno.
12248 (contains_replace_regs): Delete.
12249 (add_store_equivs): Remove contains_replace_regs test.
12251 2016-04-30 Alan Modra <amodra@gmail.com>
12253 * ira.c (struct equiv_mem_data): New.
12254 (equiv_mem, equiv_mem_modified): Delete static vars.
12255 (validate_equiv_mem_from_store): Use "data" param to communicate..
12256 (validate_equiv_mem): ..from here.
12258 2016-04-30 Alan Modra <amodra@gmail.com>
12260 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12262 (update_reg_equivs): ..here. Move allocation and freeing of
12263 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12264 end_alias_analysis to..
12267 2016-04-30 Alan Modra <amodra@gmail.com>
12269 * ira.c (pdx_subregs): Delete.
12270 (struct equivalence): Add pdx_subregs field.
12271 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12272 pdx_subregs access.
12273 (update_equiv_regs): Don't create or free pdx_subregs. Update
12274 pdx_subregs access.
12276 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12278 * config/rs6000/altivec.h: Change definitions of vec_xl and
12280 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12281 (LD_ELEMREV_V2DI): New.
12282 (LD_ELEMREV_V4SF): New.
12283 (LD_ELEMREV_V4SI): New.
12284 (LD_ELEMREV_V8HI): New.
12285 (LD_ELEMREV_V16QI): New.
12286 (ST_ELEMREV_V2DF): New.
12287 (ST_ELEMREV_V2DI): New.
12288 (ST_ELEMREV_V4SF): New.
12289 (ST_ELEMREV_V4SI): New.
12290 (ST_ELEMREV_V8HI): New.
12291 (ST_ELEMREV_V16QI): New.
12294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12295 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12296 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12297 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12298 (altivec_expand_builtin): Add handling for
12299 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12300 (rs6000_invalid_builtin): Add error-checking for
12301 RS6000_BTM_P9_VECTOR.
12302 (altivec_init_builtins): Define builtins used to implement vec_xl
12304 (rs6000_builtin_mask_names): Define power9-vector.
12305 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12306 (RS6000_BTM_P9_VECTOR): Define.
12307 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
12308 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
12309 (vsx_ld_elemrev_v2df): Likewise.
12310 (vsx_ld_elemrev_v4sf): Likewise.
12311 (vsx_ld_elemrev_v4si): Likewise.
12312 (vsx_ld_elemrev_v8hi): Likewise.
12313 (vsx_ld_elemrev_v16qi): Likewise.
12314 (vsx_st_elemrev_v2df): Likewise.
12315 (vsx_st_elemrev_v2di): Likewise.
12316 (vsx_st_elemrev_v4sf): Likewise.
12317 (vsx_st_elemrev_v4si): Likewise.
12318 (vsx_st_elemrev_v8hi): Likewise.
12319 (vsx_st_elemrev_v16qi): Likewise.
12320 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
12323 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
12325 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
12327 (simplify_control_stmt_condition_1): ... here. Recurse into
12328 BIT_AND_EXPRs and BIT_IOR_EXPRs.
12330 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
12333 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12334 (zero_extendqi<mode>2_dot): Revert earlier conversion from
12335 define_insn_and_split to define_insn.
12336 (zero_extendqi<mode>2_dot2): Same.
12337 (extendqi<mode>2_dot): Same.
12338 (extendqi<mode>2_dot2): Same.
12340 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12342 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
12343 (probe_stack): New expander.
12344 (probe_stack_<mode>): New insn pattern.
12346 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12348 * config/i386/i386.md
12349 (operations with memory inputs setting flags peephole2):
12350 Remove uneeded REG_P checks. Cleanup pattern generation.
12352 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
12354 * tree-vect-loop.c (vect_transform_loop): Fix
12355 nb_iterations_upper_bound computation for vectorized loop.
12357 2016-04-29 Marek Polacek <polacek@redhat.com>
12358 Jakub Jelinek <jakub@redhat.com>
12361 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
12362 TARGET_EXPR_SLOT as a base.
12364 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
12366 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
12367 with 'rCm2' constraints to limit possible immediate size.
12368 (*load_zeroextendqisi_update): Likewise.
12369 (*load_signextendqisi_update): Likewise.
12370 (*loadhi_update): Likewise.
12371 (*load_zeroextendhisi_update): Likewise.
12372 (*load_signextendhisi_update): Likewise.
12373 (*loadsi_update): Likewise.
12374 (*loadsf_update): Likewise.
12376 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12378 * config/i386/predicates.md (constm1_operand): Fix comparison.
12380 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12382 * testsuite/gcc.target/arc/ieee_eq.c: New test.
12384 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
12386 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
12387 remaining SH5 related settings.
12388 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
12389 shmedia_prepare_call_address): Delete.
12390 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
12391 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
12392 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
12393 UNSUPPORTED_SH2A): Remove m5 checks.
12394 (sh_divide_strategy_e): Remove SH5 division strategies.
12395 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
12396 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
12398 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12400 * config/s390/s390.c (s390_rtx_costs): Update documentation.
12402 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12404 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
12405 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
12406 Change lder to ldr.
12407 * config/s390/vector.md ("mov<mode>"): Likewise.
12409 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
12411 * config/s390/constraints.md ("U", "W"): Invoke
12412 s390_mem_constraint with "ZR" and "ZT".
12413 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
12414 addresses when using LRA. Accept also short displacements for S
12415 and T constraints. Do not check for long displacement target for
12416 S and T constraints.
12417 (s390_mem_constraint): Remove handling of U and W constraints.
12418 * config/s390/s390.md (various patterns): Remove the short
12419 displacement constraints (Q and R) if a long displacement
12420 constraint is present. Add longdisp as required CPU capability.
12421 * config/s390/vector.md: Likewise.
12422 * config/s390/vx-builtins.md: Likewise.
12424 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12427 * reload1.c (reload): Call finish_spills before
12428 restarting reload loop. Skip select_reload_regs
12429 if update_eliminables_and_spill returns true.
12431 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12433 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
12434 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12435 (umulhisi3_imm): Update predicates and constraint letters.
12436 (umulhisi3_reg): Declare instruction as commutative.
12437 * config/arc/constraints.md (J12, J16): New constraints.
12438 * config/arc/predicates.md (short_unsigned_const_operand): New
12440 (arc_short_operand): Likewise.
12441 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
12443 2016-04-29 Richard Biener <rguenther@suse.de>
12445 PR tree-optimization/13962
12446 PR tree-optimization/65686
12447 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
12448 * tree-ssa-alias.c (ptrs_compare_unequal): New function
12449 using PTA to compare pointers.
12450 * match.pd: Add pattern for pointer equality compare simplification
12451 using ptrs_compare_unequal.
12453 2016-04-29 Richard Biener <rguenther@suse.de>
12455 * stor-layout.c (layout_type): Do not build a pointer-to-element
12458 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12460 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
12461 Use SWI mode iterator. Use general_reg_operand predicate.
12462 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
12463 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
12466 2016-04-29 Jakub Jelinek <jakub@redhat.com>
12468 PR middle-end/70843
12469 * fold-const.c (operand_equal_p): Don't verify hash value equality
12471 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
12474 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12477 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
12478 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
12479 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
12480 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
12481 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
12483 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12485 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
12486 to info. Don't initialize separate fields to 0. Clean up
12489 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12491 * config/i386/i386.md (peephole2s for operations with memory inputs):
12492 Use SWI mode iterator.
12493 (peephole2s for operations with memory outputs): Ditto.
12494 Do not check for stack checking probe.
12496 (probe_stack): Remove expander.
12498 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12499 Andrew Burgess <andrew.burgess@embecosm.com>
12501 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
12502 operands as 32-bits.
12504 2016-04-28 Jason Merrill <jason@redhat.com>
12506 * gdbinit.in: Skip line-map.h.
12508 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12509 Andrew Burgess <andrew.burgess@embecosm.com>
12511 * config/arc/arc.c (arc_conditional_register_usage): Take
12512 TARGET_RRQ_CLASS into account.
12513 (arc_print_operand): Support printing 'p' and 's' operands.
12514 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
12516 (TARGET_RRQ_CLASS): Define.
12517 (IS_POWEROF2_OR_0_P): Define.
12518 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
12520 (*tst_movb): New define_insn.
12521 (*tst): Avoid recognition if it could prevent '*tst_movb'
12522 combination; replace c/CnL with c/Chs alternative.
12523 (*tst_bitfield_tst): New define_insn.
12524 (*tst_bitfield_asr): New define_insn.
12525 (*tst_bitfield): New define_insn.
12526 (andsi3_i): Add Rrq variant.
12527 (extzv): New define_expand.
12528 (insv): New define_expand.
12529 (*insv_i): New define_insn.
12530 (*movb): New define_insn.
12531 (*movb_signed): New define_insn.
12532 (*movb_high): New define_insn.
12533 (*movb_high_signed): New define_insn.
12534 (*movb_high_signed + 1): New define_split pattern.
12535 (*mrgb): New define_insn.
12536 (*mrgb + 1): New define_peephole2 pattern.
12537 (*mrgb + 2): New define_peephole2 pattern.
12538 * config/arc/arc.opt (mbitops): New option for nps400, uses
12539 TARGET_NPS_BITOPS_DEFAULT.
12540 * config/arc/constraints.md (q): Make register class conditional.
12541 (Rrq): New register constraint.
12542 (Chs): New constraint.
12543 (Clo): New constraint.
12544 (Chi): New constraint.
12545 (Cbf): New constraint.
12546 (Cbn): New constraint.
12547 (C18): New constraint.
12548 (Cbi): New constraint.
12550 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12552 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
12554 (bitmap_intersection_of_preds): Ditto.
12555 (bitmap_union_of_succs): Ditto.
12556 (bitmap_union_of_preds): Ditto.
12557 * sbitmap.c (do_popcount): Delete.
12558 (BITMAP_DEBUGGING): Delete.
12559 (sbitmap_verify_popcount): Delete.
12560 (sbitmap_alloc): Don't initialize the popcount field.
12561 (sbitmap_alloc_with_popcount): Delete.
12562 (sbitmap_resize): Don't resize the popcount array.
12563 (sbitmap_vector_alloc): Don't initialize the popcount field.
12564 (bitmap_copy): Don't copy the popcount array.
12565 (bitmap_clear): Don't clear the popcount array.
12566 (bitmap_clear): Delete the popcount array handling.
12567 (bitmap_ior_and_compl): Delete the popcount assert.
12568 (bitmap_not): Ditto.
12569 (bitmap_and_compl): Ditto.
12570 (bitmap_and): Delete the popcount array handling.
12571 (bitmap_xor): Ditto.
12572 (bitmap_ior): Ditto.
12573 (bitmap_or_and): Delete the popcount assert.
12574 (bitmap_and_or): Ditto.
12575 (popcount_table): Delete.
12576 (sbitmap_elt_popcount): Delete.
12577 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
12578 (bitmap_set_bit): Delete the popcount assert.
12579 (bitmap_clear_bit): Ditto.
12580 (sbitmap_free): Don't free the popcount array.
12581 (sbitmap_alloc_with_popcount): Delete declaration.
12582 (sbitmap_popcount): Ditto.
12584 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12585 Andrew Burgess <andrew.burgess@embecosm.com>
12587 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
12588 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
12589 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
12590 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
12591 * config/arc/arc.opt (mcmem): New option.
12592 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
12593 supply length for r/m alternative.
12594 (*extendqisi2_ac): Likewise.
12595 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
12597 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
12598 (movhi_insn): Likewise.
12599 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
12600 (*zero_extendqihi2_i): Add r/Ucm alternative.
12601 (*zero_extendqisi2_ac): Likewise.
12602 (*zero_extendhisi2_i): Likewise.
12603 * config/arc/constraints.md (Uex): New memory constraint.
12604 (Ucm): New define_constraint.
12605 * config/arc/predicates.md (long_immediate_loadstore_operand):
12606 Return 0 for MEM with cmem_address address.
12607 (cmem_address_0): New predicates.
12608 (cmem_address_1): Likewise.
12609 (cmem_address_2): Likewise.
12610 (cmem_address): Likewise.
12612 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12614 * config/rs6000/rs6000.c (machine_function): Rename
12615 insn_chain_scanned_p to spe_insn_chain_scanned_p.
12616 (rs6000_stack_info): Adjust.
12618 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12619 Andrew Burgess <andrew.burgess@embecosm.com>
12621 * config/arc/constraints.md (Usd): Convert to define_constraint.
12625 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12628 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
12629 Add new peephole2 where the first insn is *mov<mode>_or instead of
12630 *mov<mode>_internal.
12632 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
12634 * tracer.c (bb_seen): Make static.
12636 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
12638 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
12639 support, setup defaults.
12640 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
12641 * config/arc/arc.c (arc_init): Add NPS400 support.
12642 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
12643 (TARGET_ARC700): NPS400 is also an ARC700.
12644 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
12646 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12649 * config/nds32/nds32.md (casesi): Don't access the operands array
12652 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12654 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
12655 (or $-1,reg peephole2): Ditto.
12656 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
12658 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
12660 * doc/extend.texi (Common Function Attributes) [optimize]:
12661 Discourage use of the optimize attribute.
12663 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
12665 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
12666 special case builtin.
12667 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12668 ALTIVEC_BUILTIN_VEC_ADDE.
12669 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12670 support for ALTIVEC_BUILTIN_VEC_ADDE.
12671 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12672 for __builtin_vec_adde.
12674 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12676 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
12677 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
12679 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12682 * doc/sourcebuild.texi (Effective-Target Keywords, Other
12683 attributes): Document cilkplus_runtime.
12685 2016-04-28 Martin Jambor <mjambor@suse.cz>
12687 * tree-cfg.c (verify_expr): Verify that local declarations belong to
12688 this function. Call verify_expr on MEM_REFs and bases of other
12689 handled_components.
12691 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12693 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
12694 for WORD_REGISTER_OPERATIONS to runtime check.
12696 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12698 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
12700 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12702 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
12703 big-endian compilation.
12704 * config/arc/arc.md (addf3): Likewise.
12705 (subdf3): Likewise.
12706 (muldf3): Likewise.
12708 2016-04-28 Richard Biener <rguenther@suse.de>
12710 PR tree-optimization/70840
12711 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
12712 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
12713 Mark x * pow(x,c) -> pow(x,c+1) commutative.
12714 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
12716 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12718 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
12719 and explain why in a comment.
12721 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12723 * config/arc/arc.md (cpu_facility): Add fpx variant.
12724 (subdf3): Prohibit use reverse sub when assist operations option
12726 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
12727 instructions only when FPX is enabled.
12728 * testsuite/gcc.target/arc/trsub.c: New test.
12730 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12732 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
12733 mult_operator when calculating "type" attribute.
12734 (*fop_<mode>_1_i387): Ditto.
12735 (*fop_xf_1_i387): Ditto.
12736 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
12737 Use std::swap to swap operands. Use RTL expressions to generate
12740 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12741 Joern Rennecke <joern.rennecke@embecosm.com>
12743 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
12745 (emit_pic_move): Remove.
12746 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
12747 * config/arc/arc.c (emit_pic_move): Removed.
12748 (TARGET_HAVE_TLS): Define.
12749 (arc_conditional_register_usage): Test for arc_tp_regno.
12750 (arc_print_operand, arc_print_operand_address): Handle TLS
12752 (arc_needs_pcl_p): New function.
12753 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
12754 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
12755 (arc_raw_symbolic_reference_mentioned_p): Likewise.
12756 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
12757 (arc_legitimize_tls_address): Likewise.
12758 (DTPOFF_ZERO_SYM): Define.
12759 (arc_legitimize_pic_address): Make it static, handle TLS cases.
12760 (arc_output_pic_addr_const): Print TLS unspecs.
12761 (prepare_pic_move): New function, replaces emit_pic_move.
12762 (arc_legitimate_constant_p): Handle TLS unspecs.
12763 (arc_legitimate_address_p): Likewise.
12764 (arc_rewrite_small_data_p): Use assert for TLS constants.
12765 (prepare_move_operands): Use prepare_pic_move.
12766 (arc_legitimize_address): Legitimize tls addresses.
12767 (arc_epilogue_uses): Check for arc_tp_regno.
12768 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
12769 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
12771 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
12773 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
12774 %(arc_tls_extra_start_spec).
12775 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
12776 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
12778 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
12779 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
12780 (UNSPEC_TLS_OFF): Add.
12782 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
12783 (get_thread_pointersi): New patterns.
12784 * config/arc/arc.opt (mtp-regno): New option.
12785 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
12786 (move_dest_operand): Likewise.
12787 * configure: Regenerate.
12788 * configure.ac: Add arc*-*-* case to test for tls.
12789 * doc/invoke.texi (ARC options): Document mtp-regno.
12791 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12793 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
12794 the new ARC HS SIMD instructions.
12795 (arc_preferred_simd_mode): New function.
12796 (arc_autovectorize_vector_sizes): Likewise.
12797 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
12798 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
12799 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
12800 (arc_init_builtins): Add new SIMD builtin types.
12801 (arc_split_move): Handle 64 bit vector moves.
12802 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
12803 (TARGET_PLUS_QMACW): Define.
12804 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
12805 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
12806 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
12807 (VSUBADD4H): New builtins.
12808 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
12809 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
12811 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
12812 Matthias Klose <doko@debian.org>
12814 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
12816 2016-04-28 Richard Biener <rguenther@suse.de>
12818 PR middle-end/70777
12819 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
12822 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
12824 * common/config/sh/sh-common.c: Remove SH5 support.
12825 * config/sh/constraints.md: Likewise.
12826 * config/sh/config/sh/elf.h: Likewise.
12827 * config/sh/linux.h: Likewise.
12828 * config/sh/netbsd-elf.h: Likewise.
12829 * config/sh/predicates.md: Likewise.
12830 * config/sh/sh-c.c: Likewise.
12831 * config/sh/sh-protos.h: Likewise.
12832 * config/sh/sh.c: Likewise.
12833 * config/sh/sh.h: Likewise.
12834 * config/sh/sh.md: Likewise.
12835 * config/sh/sh.opt: Likewise.
12836 * config/sh/sync.md: Likewise.
12837 * config/sh/sh64.h: Delete.
12838 * config/sh/shmedia.h: Likewise.
12839 * config/sh/shmedia.md: Likewise.
12840 * config/sh/sshmedia.h: Likewise.
12841 * config/sh/t-netbsd-sh5-64: Likewise.
12842 * config/sh/t-sh64: Likewise.
12843 * config/sh/ushmedia.h: Likewise.
12845 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12847 * config/i386/i386.md (sign_extend to memory peephole2s): Use
12848 general_reg_operand instead of register_operand predicate.
12850 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12852 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
12854 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
12856 * match.pd (A - B > A, A + B < A): New transformations.
12858 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
12860 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
12861 which defaults to true. Emit an outer pair of parentheses only if
12862 EMIT_PARENS. When continuing a chain of && or || (or & or |),
12863 don't emit parentheses for the right-hand operand.
12865 2016-04-27 Jeff Law <law@redhat.com>
12867 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
12869 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12871 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
12872 (altivec_lvx_<mode>_internal): Document.
12873 (altivec_lvx_<mode>_2op): New define_insn.
12874 (altivec_lvx_<mode>_1op): Likewise.
12875 (altivec_lvx_<mode>_2op_si): Likewise.
12876 (altivec_lvx_<mode>_1op_si): Likewise.
12877 (altivec_stvx_<mode>): Remove.
12878 (altivec_stvx_<mode>_internal): Document.
12879 (altivec_stvx_<mode>_2op): New define_insn.
12880 (altivec_stvx_<mode>_1op): Likewise.
12881 (altivec_stvx_<mode>_2op_si): Likewise.
12882 (altivec_stvx_<mode>_1op_si): Likewise.
12883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12884 Expand vec_ld and vec_st during parsing.
12885 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
12887 (altivec_expand_stvx_be): Likewise.
12888 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
12889 address-masking behavior in RTL.
12890 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
12891 address-masking behavior in RTL.
12892 (altivec_expand_builtin): Change builtin code arguments for calls
12893 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
12894 (insn_is_swappable_p): Avoid incorrect swap optimization in the
12895 presence of lvx/stvx patterns.
12896 (alignment_with_canonical_addr): New function.
12897 (alignment_mask): Likewise.
12898 (find_alignment_op): Likewise.
12899 (recombine_lvx_pattern): Likewise.
12900 (recombine_stvx_pattern): Likewise.
12901 (recombine_lvx_stvx_patterns): Likewise.
12902 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
12903 stvx patterns from expand.
12904 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
12906 (vector_altivec_store_<mode>): Likewise.
12908 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
12910 * config/aarch64/aarch64.md
12911 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
12912 remove the "fp" attributes.
12913 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
12914 add the "simd" attributes.
12915 (*movdf_aarch64): Likewise.
12916 (*movtf_aarch64): Remove the "fp" attributes.
12917 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
12918 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
12920 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12922 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
12923 rtx to rtx_code_label *.
12924 * rtl.h (maybe_set_first_label_num): Likewise.
12926 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12928 * df-core.c (df_add_problem): Make the problem param be const.
12929 (df_remove_problem): Make local "problem" be const.
12930 * df-problems.c (problem_RD): Make const.
12931 (problem_LR): Likewise.
12932 (problem_LIVE): Likewise.
12933 (problem_MIR): Likewise.
12934 (problem_CHAIN): Likewise.
12935 (problem_WORD_LR): Likewise.
12936 (problem_NOTE): Likewise.
12937 (problem_MD): Likewise.
12938 * df-scan.c (problem_SCAN): Likewise.
12939 * df.h (struct df_problem): Make field "dependent_problem" be
12941 (struct dataflow): Likewise for field "problem".
12942 (df_add_problem): Make param const.
12944 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
12946 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
12947 inter-unit moves to/from vector registers are enabled. Do not disable
12950 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12952 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
12953 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
12955 (enum df_problem_id): ...this new enum.
12956 (struct df_problem): Convert field "id" from "int" to
12957 enum df_problem_id.
12959 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12961 * rtl.def: Update comment for "things in the instruction chain" to
12962 reflect the removal of the leading "i" field for INSN_UID in
12963 r210360. Fix bogus apostrophe.
12965 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
12967 * config/i386/i386.md
12968 (lea arith with mem operand + setcc peephole2): Set operator mode.
12970 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
12973 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
12974 (dimode_scalar_to_vector_candidate_p): This.
12975 (timode_scalar_to_vector_candidate_p): New function.
12976 (scalar_to_vector_candidate_p): Likewise.
12977 (timode_check_non_convertible_regs): Likewise.
12978 (timode_remove_non_convertible_regs): Likewise.
12979 (remove_non_convertible_regs): Likewise.
12980 (remove_non_convertible_regs): Renamed to ...
12981 (dimode_remove_non_convertible_regs): This.
12982 (scalar_chain::~scalar_chain): Make it virtual.
12983 (scalar_chain::compute_convert_gain): Make it pure virtual.
12984 (scalar_chain::mark_dual_mode_def): Likewise.
12985 (scalar_chain::convert_insn): Likewise.
12986 (scalar_chain::convert_registers): Likewise.
12987 (scalar_chain::add_to_queue): Make it protected.
12988 (scalar_chain::emit_conversion_insns): Likewise.
12989 (scalar_chain::replace_with_subreg): Likewise.
12990 (scalar_chain::replace_with_subreg_in_insn): Likewise.
12991 (scalar_chain::convert_op): Likewise.
12992 (scalar_chain::convert_reg): Likewise.
12993 (scalar_chain::make_vector_copies): Likewise.
12994 (scalar_chain::convert_registers): New pure virtual function.
12995 (class dimode_scalar_chain): New class.
12996 (class timode_scalar_chain): Likewise.
12997 (scalar_chain::mark_dual_mode_def): Renamed to ...
12998 (dimode_scalar_chain::mark_dual_mode_def): This.
12999 (timode_scalar_chain::mark_dual_mode_def): New function.
13000 (timode_scalar_chain::convert_insn): Likewise.
13001 (dimode_scalar_chain::convert_registers): Likewise.
13002 (scalar_chain::compute_convert_gain): Renamed to ...
13003 (dimode_scalar_chain::compute_convert_gain): This.
13004 (scalar_chain::replace_with_subreg): Renamed to ...
13005 (dimode_scalar_chain::replace_with_subreg): This.
13006 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
13007 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
13008 (scalar_chain::make_vector_copies): Renamed to ...
13009 (dimode_scalar_chain::make_vector_copies): This.
13010 (scalar_chain::convert_reg): Renamed to ...
13011 (dimode_scalar_chain::convert_reg ): This.
13012 (scalar_chain::convert_op): Renamed to ...
13013 (dimode_scalar_chain::convert_op): This.
13014 (scalar_chain::convert_insn): Renamed to ...
13015 (dimode_scalar_chain::convert_insn): This.
13016 (scalar_chain::convert): Call convert_registers.
13017 (convert_scalars_to_vector): Change to scalar_chain pointer to
13018 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
13019 in 32-bit mode. Delete scalar_chain pointer. Call
13020 free_dominance_info in 64-bit mode.
13021 (pass_stv::gate): Remove TARGET_64BIT check.
13022 (ix86_option_override): Put the 64-bit STV pass before the CSE
13025 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
13027 * dwarf2out.h (struct dw_loc_descr_node): Remove the
13028 dw_loc_frame_offset field.
13029 * dwarf2out.c (new_loc_descr): Likewise.
13030 (resolve_args_picking_1): Turn the VISITED hash set into a
13031 FRAME_OFFSET hash map. Use it to associate a frame offset to
13032 visited nodes. Remove uses of the CHECKING_P macro.
13033 (resolve_args_picking): Update call to resolve_args_picking_1.
13035 2016-04-27 Martin Liska <mliska@suse.cz>
13037 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
13038 (free_loop_data): Release vuses of groups.
13040 2016-04-27 Bin Cheng <bin.cheng@arm.com>
13042 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
13043 instead of redundant use_id and boolean have_use_for.
13044 (struct iv_use): Change sub_id into group_id. Remove field next.
13045 Move fields: related_cands, n_map_members, cost_map and selected
13047 (struct iv_group): ... here. New structure.
13048 (struct iv_common_cand): Use structure declaration directly.
13049 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
13050 (MAX_CONSIDERED_USES): Rename macro to ...
13051 (MAX_CONSIDERED_GROUPS): ... here.
13052 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
13053 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
13054 (dump_uses): Rename to ...
13055 (dump_groups): ... here. Update all uses.
13056 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
13057 (find_induction_variables): Refactor format of dump information.
13058 (record_sub_use): Delete.
13059 (record_use): Update all uses.
13060 (record_group): New function.
13061 (record_group_use, find_interesting_uses_op): Call above functions.
13063 (find_interesting_uses_cond): Ditto.
13064 (group_compare_offset): New function.
13065 (split_all_small_groups): Rename to ...
13066 (split_small_address_groups_p): ... here. Update all uses.
13067 (split_address_groups): Update all uses.
13068 (find_interesting_uses): Refactor format of dump information.
13069 (add_candidate_1): Update all uses. Remove redundant check on iv,
13071 (add_candidate, record_common_cand): Remove redundant assert.
13072 (add_iv_candidate_for_biv): Update use.
13073 (add_iv_candidate_derived_from_uses): Update all uses.
13074 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
13075 (alloc_use_cost_map): Ditto.
13076 (set_use_iv_cost, get_use_iv_cost): Rename to ...
13077 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
13078 (determine_use_iv_cost_generic): Ditto.
13079 (determine_group_iv_cost_generic): Ditto.
13080 (determine_use_iv_cost_address): Ditto.
13081 (determine_group_iv_cost_address): Ditto.
13082 (determine_use_iv_cost_condition): Ditto.
13083 (determine_group_iv_cost_cond): Ditto.
13084 (determine_use_iv_cost): Ditto.
13085 (determine_group_iv_cost): Ditto.
13086 (set_autoinc_for_original_candidates): Update all uses.
13087 (find_iv_candidates): Update all uses. Refactor dump information.
13088 (determine_use_iv_costs): Ditto.
13089 (determine_iv_costs): Ditto.
13090 (iv_ca_cand_for_use): Rename to ...
13091 (iv_ca_cand_for_group): ... here. Update all uses.
13092 (iv_ca_add_use, iv_ca_add_group): Ditto.
13093 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
13094 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
13095 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
13096 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
13097 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
13098 (create_new_iv, adjust_iv_update_pos): Ditto.
13099 (rewrite_use_address): Delete.
13100 (rewrite_use_address_1): Rename to ...
13101 (rewrite_use_address): ... here.
13102 (rewrite_use_compare): Update all uses.
13103 (rewrite_use): Delete.
13104 (rewrite_uses): Rename to ...
13105 (rewrite_groups): ... here. Update all uses.
13106 (remove_unused_ivs, free_loop_data): Update all uses.
13107 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
13109 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13111 * rtlanal.c (nonzero_bits1): Convert preprocessor check
13112 for WORD_REGISTER_OPERATIONS to runtime check.
13114 2016-04-27 Richard Biener <rguenther@suse.de>
13117 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
13118 aggregate_value_p to determine if a function result is
13119 returned by reference.
13120 (ipa_pta_execute): Functions having their address taken are
13121 not automatically nonlocal.
13123 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13126 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
13127 * fold-const.c (operand_equal_p): If flag_checking and
13128 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
13129 and if it returns non-zero, assert iterative_hash_expr on both
13132 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13134 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
13136 2016-04-27 Nick Clifton <nickc@redhat.com>
13138 PR middle-end/49889
13139 * varasm.c (merge_weak): Generate an error if an attempt is made
13140 to convert a non-weak static function into a weak, public function.
13142 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13144 * params.def (MAX_PARTITION_SIZE): New param.
13145 * doc/invoke.texi: Document lto-max-partition.
13147 2016-04-27 Richard Biener <rguenther@suse.de>
13150 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
13151 function cummulating used_from_other_partition, externally_visible
13152 and force_output from aliases.
13153 (refered_from_nonlocal_var): Likewise.
13154 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
13155 node flags properly.
13157 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13159 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
13160 (-Wmemset-elt-size): New item.
13162 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
13165 * stor-layout.h (internal_reference_types): Delete.
13166 * stor-layout.c (reference_types_internal): Likewise.
13167 (internal_reference_types): Likewise.
13168 (layout_type) <REFERENCE_TYPE>: Adjust.
13170 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13173 * tree.h (inchash::add_expr): Add FLAGS argument.
13174 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
13175 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
13176 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
13177 Formatting fix. Adjust recursive calls. For tcc_comparison,
13178 if swap_tree_comparison (code) is smaller than code, hash that
13179 and arguments in the other order. Hash CONVERT_EXPR the same
13180 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
13181 of ADDR_EXPR of decl as the decl itself. Add or remove
13182 OEP_ADDRESS_OF from recursive flags as needed. For
13183 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
13184 operands commutatively and only the third one normally.
13185 For internal CALL_EXPR hash in CALL_EXPR_IFN.
13187 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
13189 * config/rtems.h (LIB_SPEC): Add -latomic.
13191 2016-04-27 Joel Sherrill <joel@rtems.org>
13193 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
13194 xilink.ld and flags not relevant to RTEMS.
13196 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
13198 * toplev.c (backend_init_target): Avoid calling init_reload when using
13201 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13203 * reorg.c (try_merge_delay_insns): Declare i and j inside the
13204 for loops rather than one for the whole function.
13206 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13208 * match.pd (X + CST CMP X): New transformation.
13210 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13212 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13213 * fold-const.c (fold_binary_loc): Remove 2 transformations
13214 superseded by match.pd.
13215 * match.pd (x+x -> x*2): Generalize to integers.
13217 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13219 * config/i386/i386.md (operation on memory peephole): Duplicate an
13220 existing peephole and adapt it to match lea rather than an operation
13223 PR rtl-optimization/57193
13224 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13226 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13228 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13230 * tree-if-conv.c (any_pred_load_store): New static variable.
13231 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13232 any_pred_load_store instead of and_mask_load_store.
13233 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13234 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13235 (combine_blocks, tree_if_conversion): Ditto.
13237 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13239 PR tree-optimization/70771
13240 PR tree-optimization/70775
13241 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13242 virtual PHI nodes. Delete parameter.
13243 (if_convertible_loop_p_1): Delete argument to above function.
13244 (predicate_all_scalar_phis): Delete code handling single-argument
13246 (tree_if_conversion): Mark and update virtual SSA.
13248 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13251 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13252 (x86_elf_aligned_common): Rename to ...
13253 (x86_elf_aligned_decl_common): ... this.
13254 Add decl arg. Switch to .lbss for largecomm object. Use
13255 LARGECOMM_SECTION_ASM_OP.
13256 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13258 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13259 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13261 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13262 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13264 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13267 * config/i386/i386.c (SECTION_LARGE): Define.
13268 (x86_64_elf_select_section): Set it for large data/bss sections.
13269 Only clear SECTION_WRITE for .lrodata.
13270 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13272 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13273 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13274 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13276 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13277 * doc/tm.texi: Regenerate.
13279 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13282 * configure.ac (--enable-checking): Document extra flag, for
13283 non-release builds default to --enable-checking=yes,extra.
13284 If misc checking and extra checking, define CHECKING_P to 2 instead
13286 * common.opt (fchecking=): Add.
13287 * doc/invoke.texi (-fchecking=): Document.
13288 * doc/install.texi: Document --enable-checking changes.
13289 * configure: Regenerated.
13290 * config.in: Regenerated.
13292 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13294 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13295 attribute instead of which_alternative.
13296 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13297 Use EXT_REX_SSE_REG_P where appropriate.
13299 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13301 * config/i386/predicates.md (const0_operand): Do not match
13302 const_wide_int code.
13303 (const1_operand): Ditto.
13305 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13307 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
13308 for SSE constm1 operands and TARGET_AVX512VL.
13309 (*movti_internal): Ditto.
13310 (*mov<mode>_or): Use constm1_operand predicate.
13311 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
13312 for SSE vector_all_ones operands and TARGET_AVX512VL.
13313 * config/i386/predicates.md (constm1_operand): New predicate.
13314 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
13315 emission of constant -1 load.
13317 2016-04-25 Jason Merrill <jason@redhat.com>
13319 * gdbinit.in: Skip is-a.h.
13321 * attribs.c (register_scoped_attributes): Fix logic.
13322 * attribs.h: Declare register_scoped_attributes.
13324 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13326 * config/rs6000/rs6000-builtin.def: Correct pasto error for
13327 stxvd2x and stxvw4x built-in functions.
13329 2016-04-25 DJ Delorie <dj@redhat.com>
13331 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
13332 (ashrhi3): Likewise.
13333 (lshrhi3): Likewise.
13335 2016-04-25 Richard Biener <rguenther@suse.de>
13337 PR tree-optimization/70780
13338 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
13339 wasn't visited yet.
13340 (compute_antic): Mark blocks with abnormal preds as visited as
13341 they have a final empty antic-in solution already.
13343 2016-04-25 Michael Collison <michael.collison@linaro.org>
13345 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
13347 2016-04-25 Michael Collison <michael.collison@linaro.org>
13349 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
13350 mode is VQI to improve mixed mode vectorization.
13351 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
13352 define_insn to match low half of signed vaddw.
13353 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
13354 define_insn to match high half of signed vaddw.
13355 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
13356 define_insn to match low half of unsigned vaddw.
13357 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
13358 define_insn to match high half of unsigned vaddw.
13359 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
13360 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13361 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
13363 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13364 * config/arm/predicates.md (vect_par_constant_high): Support
13365 big endian and simplify by calling
13366 arm_simd_check_vect_par_cnst_half
13367 (vect_par_constant_low): Likewise.
13369 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
13372 predicate for operand 2.
13374 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
13375 H.J. Lu <hongjiu.lu@intel.com>
13377 * config/i386/i386-protos.h (standard_sse_constant_p): Add
13378 machine_mode argument.
13379 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
13380 constm1_rtx operands. For VOIDmode constants, get mode from
13381 pred_mode. Check mode size if the mode is supported by ABI.
13382 (standard_sse_constant_opcode): Do not use standard_constant_p.
13383 Strictly check ABI support for all-ones operands.
13384 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
13385 immediates. Update calls to standard_sse_constant_p.
13386 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
13387 (ix86_rtx_costs): Ditto.
13388 * config/i386/i386.md (*movxi_internal_avx512f): Use
13389 nonimmediate_or_sse_const_operand instead of vector_move_operand.
13390 Use (v,BC) alternative instead of (v,C). Use register_operand
13391 checks instead of MEM_P.
13392 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
13393 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
13394 isa attribute. Use register_operand checks instead of MEM_P.
13395 (*movti_internal): Use nonimmediate_or_sse_const_operand for
13396 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
13397 alternative and corresponding sse2 isa attribute.
13398 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
13399 to standard_sse_constant_p.
13400 (FP constant splitters): Ditto.
13401 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
13403 * config/i386/predicates.md (constm1_operand): Remove.
13404 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
13405 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
13406 vector_all_ones_operand instead of constm1_operand.
13408 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13410 * print-rtl.c (print_rtx_insn_vec): New function.
13411 * print-rtl.h: New prototype.
13412 * store-motion.c (struct st_expr): Make avail_stores a vector.
13413 (st_expr_entry): Adjust.
13414 (free_st_expr_entry): Likewise.
13415 (print_store_motion_mems): Likewise.
13416 (find_moveable_store): Likewise.
13417 (compute_store_table): Likewise.
13418 (delete_store): Likewise.
13419 (build_store_vectors): Likewise.
13421 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13423 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
13425 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13427 * vec.h (vec_safe_contains): New function.
13428 (vec::contains): Likewise.
13429 (vec::begin): Likewise.
13430 (vec::end): Likewise.
13432 2016-04-23 Jakub Jelinek <jakub@redhat.com>
13435 * cfgexpand.c (expand_stack_vars): Fix typo.
13437 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13439 * system.h (list, map, set, vector): Include conditionally.
13440 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
13441 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
13442 * ipa-icf.c (INCLUDE_LIST): Define.
13443 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
13444 * config/sh/sh.c (INCLUDE_VECTOR): Define.
13445 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
13446 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
13447 * cp/logic.cc (INCLUDE_LIST): Define.
13448 * fortran/trans-common.c (INCLUDE_MAP): Define.
13450 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13452 * auto-profile.c: Remove <string.h> include.
13453 * ipa-icf-gimple.c: Remove <list> include.
13454 * diagnostic.c: Remove <new> include.
13455 * genmatch.c: Likewise.
13456 * pretty-print.c: Likewise.
13457 * toplev.c: Likewise
13458 * c/c-objc-common.c: Likewise.
13459 * cp/error.c: Likewise.
13460 * fortran/error.c: Likewise.
13462 2016-04-22 Richard Biener <rguenther@suse.de>
13464 * lto-streamer-in.c (input_ssa_names): Do not allocate
13465 GIMPLE_NOP for all SSA names.
13466 * lto-streamer-out.c (output_ssa_names): Do not output
13467 SSA names that should have been released.
13469 2016-04-22 Richard Biener <rguenther@suse.de>
13471 PR tree-optimization/70740
13472 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
13475 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
13478 * config/i386/predicates.md (call_insn_operand): Replace
13479 sibcall_memory_operand with memory_operand.
13481 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
13483 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
13484 has_single_use() tests.
13485 (register_edge_assert_for_1): Likewise.
13486 (find_assert_locations_1): Check the liveness bitmap instead of
13487 checking has_single_use().
13489 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
13492 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
13493 Extract AVX-512BW constraint from AVX.
13495 2016-04-21 Richard Biener <rguenther@suse.de>
13497 PR tree-optimization/70725
13498 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
13499 for phi_convertible_by_degenerating_args.
13500 (predicate_all_scalar_phis): Handle single-argument PHIs.
13502 2016-04-21 Richard Biener <rguenther@suse.de>
13504 PR middle-end/70747
13505 * fold-const.c (fold_comparison): Return properly typed
13508 2016-04-21 Bin Cheng <bin.cheng@arm.com>
13510 PR tree-optimization/70715
13511 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13512 after expanding BASE using expand_simple_operations.
13514 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13516 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
13517 New transformations.
13519 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13521 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
13523 2016-04-20 Jan Hubicka <jh@suse.cz>
13525 * ipa-inline.c (can_inline_edge_p): Pass caller info to
13526 ultiimate_alias_target.
13527 (update_callee_keys): Likewise.
13528 (lookup_recursive_calls): Likewise.
13529 (speculation_useful_p): Likewise.
13531 2016-04-20 Jan Hubicka <jh@suse.cz>
13534 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
13535 (set_nothrow_flag_1): ... this; handle interposition correctly;
13536 recurse on aliases and thunks.
13537 (cgraph_node::set_nothrow_flag): New.
13538 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
13539 functions compiled with non-call exceptions that binds to current
13541 (propagate_nothrow): Be safe WRT interposition.
13542 * cgraph.h (set_nothrow_flag): Update prototype.
13544 2016-04-18 Jan Hubicka <jh@suse.cz>
13546 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13547 max_loop_iterations_int.
13548 (tree_unswitch_outer_loop): Likewise.
13550 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13552 PR tree-optimization/69489
13553 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
13554 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
13555 Revise dump message.
13556 (if_convertible_bb_p): Remove check on edge count of basic block's
13559 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13561 PR tree-optimization/56625
13562 PR tree-optimization/69489
13563 * tree-data-ref.h (DR_INNERMOST): New macro.
13564 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
13565 hashing struct innermost_loop_behavior.
13566 (ref_DR_map): Remove.
13567 (innermost_DR_map): New map.
13568 (baseref_DR_map): Revise comment.
13569 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
13570 to innermost_DR_map accroding to its innermost loop behavior.
13571 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
13572 to its innermost loop behavior.
13573 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
13574 Add initialization for innermost_DR_map. Record memory reference
13575 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
13576 have innermost loop behavior.
13577 (if_convertible_loop_p): Remove release for ref_DR_map. Release
13580 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
13582 * config/i386/i386.md (*lea<mode>_general_1): Rename from
13583 *lea_general_1. Use explicit SWI12 mode interator.
13584 (*lea<mode>_general_2): Rename from *lea_general_2.
13585 Use explicit SWI12 mode interator.
13586 (*lea<mode>_general_3): Rename from *lea_general_3.
13587 Use explicit SWI12 mode interator.
13588 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
13589 Use explicit SWI12 mode interator.
13590 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
13591 Use explicit SWI48 mode interator.
13593 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13595 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13596 Short-cut unaligned load and store cases. Handle all integer
13598 (ix86_expand_vector_move_misalign): Short-cut unaligned load
13599 and store cases. Call ix86_avx256_split_vector_move_misalign
13600 directly without checking mode class.
13602 2016-04-20 Andrew Pinski <apinski@cavium.com>
13603 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13606 * config/aarch64/aarch64.md (sibcall): Force call
13607 address to be DImode for ILP32.
13608 (sibcall_value): Likewise.
13610 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13612 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
13614 2016-04-20 Richard Biener <rguenther@suse.de>
13616 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
13617 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
13618 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
13619 (maybe_push_res_to_seq): Adjust.
13620 * gimple-fold.c (maybe_build_generic_op): Likewise.
13622 2016-04-20 Marek Polacek <polacek@redhat.com>
13624 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
13627 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
13629 * config/i386/sse.md (vec_unpacks_lo_hi): Always
13630 use kmovw to support AVX512F target.
13632 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13634 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
13636 2016-04-20 Marek Polacek <polacek@redhat.com>
13638 PR tree-optimization/70725
13639 * tree-if-conv.c (is_false_predicate): New function.
13640 (predicate_mem_writes): Use it.
13642 2016-04-20 Richard Biener <rguenther@suse.de>
13644 PR tree-optimization/70726
13645 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
13646 shift amounts from a pattern stmt operand.
13648 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13651 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
13652 stack_restore_from_fpr pattern when restoring r15.
13653 (s390_optimize_prologue): Strip away the memory barrier in the
13654 parallel when trying to get rid of restore insns.
13655 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
13656 definition for loading the stack pointer from an FPR. Compared to
13657 the normal move insn this pattern includes a full memory barrier.
13659 2016-04-19 Jakub Jelinek <jakub@redhat.com>
13661 PR middle-end/70680
13662 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
13663 implicitly linear or lastprivate iterator on the outer context.
13665 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13667 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
13669 * config/i386/i386.md (ssememalign): Removed.
13670 * config/i386/sse.md: Remove ssememalign attribute from patterns.
13672 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13675 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
13676 const short * to __builtin_ia32_loaddquhi512_mask.
13677 (_mm512_maskz_loadu_epi16): Likewise.
13678 (_mm512_mask_storeu_epi16): Pass short * to
13679 __builtin_ia32_storedquhi512_mask.
13680 (_mm512_mask_loadu_epi8): Pass const char * to
13681 __builtin_ia32_loaddquqi512_mask.
13682 (_mm512_maskz_loadu_epi8): Likewise.
13683 (_mm512_mask_storeu_epi8): Pass char * to
13684 __builtin_ia32_storedquqi512_mask.
13685 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
13686 const double * to __builtin_ia32_loadupd512_mask.
13687 (_mm512_mask_loadu_pd): Likewise.
13688 (_mm512_maskz_loadu_pd): Likewise.
13689 (_mm512_storeu_pd): Pass double * to
13690 __builtin_ia32_storeupd512_mask.
13691 (_mm512_mask_storeu_pd): Likewise.
13692 (_mm512_loadu_ps): Pass const float * to
13693 __builtin_ia32_loadups512_mask.
13694 (_mm512_mask_loadu_ps): Likewise.
13695 (_mm512_maskz_loadu_ps): Likewise.
13696 (_mm512_storeu_ps): Pass float * to
13697 __builtin_ia32_storeups512_mask.
13698 (_mm512_mask_storeu_ps): Likewise.
13699 (_mm512_mask_loadu_epi64): Pass const long long * to
13700 __builtin_ia32_loaddqudi512_mask.
13701 (_mm512_maskz_loadu_epi64): Likewise.
13702 (_mm512_mask_storeu_epi64): Pass long long *
13703 to __builtin_ia32_storedqudi512_mask.
13704 (_mm512_loadu_si512): Pass const int * to
13705 __builtin_ia32_loaddqusi512_mask.
13706 (_mm512_mask_loadu_epi32): Likewise.
13707 (_mm512_maskz_loadu_epi32): Likewise.
13708 (_mm512_storeu_si512): Pass int * to
13709 __builtin_ia32_storedqusi512_mask.
13710 (_mm512_mask_storeu_epi32): Likewise.
13711 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
13712 char * to __builtin_ia32_storedquqi256_mask.
13713 (_mm_mask_storeu_epi8): Likewise.
13714 (_mm256_mask_loadu_epi16): Pass const short * to
13715 __builtin_ia32_loaddquhi256_mask.
13716 (_mm256_maskz_loadu_epi16): Likewise.
13717 (_mm_mask_loadu_epi16): Pass const short * to
13718 __builtin_ia32_loaddquhi128_mask.
13719 (_mm_maskz_loadu_epi16): Likewise.
13720 (_mm256_mask_loadu_epi8): Pass const char * to
13721 __builtin_ia32_loaddquqi256_mask.
13722 (_mm256_maskz_loadu_epi8): Likewise.
13723 (_mm_mask_loadu_epi8): Pass const char * to
13724 __builtin_ia32_loaddquqi128_mask.
13725 (_mm_maskz_loadu_epi8): Likewise.
13726 (_mm256_mask_storeu_epi16): Pass short * to.
13727 __builtin_ia32_storedquhi256_mask.
13728 (_mm_mask_storeu_epi16): Pass short * to.
13729 __builtin_ia32_storedquhi128_mask.
13730 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
13731 const double * to __builtin_ia32_loadupd256_mask.
13732 (_mm256_maskz_loadu_pd): Likewise.
13733 (_mm_mask_loadu_pd): Pass onst double * to
13734 __builtin_ia32_loadupd128_mask.
13735 (_mm_maskz_loadu_pd): Likewise.
13736 (_mm256_mask_storeu_pd): Pass double * to
13737 __builtin_ia32_storeupd256_mask.
13738 (_mm_mask_storeu_pd): Pass double * to
13739 __builtin_ia32_storeupd128_mask.
13740 (_mm256_mask_loadu_ps): Pass const float * to
13741 __builtin_ia32_loadups256_mask.
13742 (_mm256_maskz_loadu_ps): Likewise.
13743 (_mm_mask_loadu_ps): Pass const float * to
13744 __builtin_ia32_loadups128_mask.
13745 (_mm_maskz_loadu_ps): Likewise.
13746 (_mm256_mask_storeu_ps): Pass float * to
13747 __builtin_ia32_storeups256_mask.
13748 (_mm_mask_storeu_ps): ass float * to
13749 __builtin_ia32_storeups128_mask.
13750 (_mm256_mask_loadu_epi64): Pass const long long * to
13751 __builtin_ia32_loaddqudi256_mask.
13752 (_mm256_maskz_loadu_epi64): Likewise.
13753 (_mm_mask_loadu_epi64): Pass const long long * to
13754 __builtin_ia32_loaddqudi128_mask.
13755 (_mm_maskz_loadu_epi64): Likewise.
13756 (_mm256_mask_storeu_epi64): Pass long long * to
13757 __builtin_ia32_storedqudi256_mask.
13758 (_mm_mask_storeu_epi64): Pass long long * to
13759 __builtin_ia32_storedqudi128_mask.
13760 (_mm256_mask_loadu_epi32): Pass const int * to
13761 __builtin_ia32_loaddqusi256_mask.
13762 (_mm256_maskz_loadu_epi32): Likewise.
13763 (_mm_mask_loadu_epi32): Pass const int * to
13764 __builtin_ia32_loaddqusi128_mask.
13765 (_mm_maskz_loadu_epi32): Likewise.
13766 (_mm256_mask_storeu_epi32): Pass int * to
13767 __builtin_ia32_storedqusi256_mask.
13768 (_mm_mask_storeu_epi32): Pass int * to
13769 __builtin_ia32_storedqusi128_mask.
13770 * config/i386/i386-builtin-types.def (PCSHORT): New.
13771 (PINT64): Likewise.
13772 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
13773 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
13774 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
13775 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
13776 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
13777 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
13778 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
13779 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
13780 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
13781 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
13782 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
13783 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
13784 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
13785 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
13786 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
13787 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
13788 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
13789 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
13790 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
13791 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
13792 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
13793 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
13794 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
13795 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
13796 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
13797 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
13798 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
13799 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
13800 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
13801 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
13802 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
13803 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
13804 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
13805 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
13806 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
13807 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
13808 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
13809 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
13810 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
13811 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
13812 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
13813 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
13814 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
13815 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
13816 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
13817 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
13818 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
13819 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
13820 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
13822 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
13823 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
13825 (ix86_expand_vector_move_misalign): Likewise.
13826 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
13827 to scalar function prototype for unaligned load/store builtins.
13828 (ix86_expand_special_args_builtin): Updated.
13829 * config/i386/sse.md (UNSPEC_LOADU): Removed.
13830 (UNSPEC_STOREU): Likewise.
13831 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
13832 (VI_ULOADSTORE_F_AVX512VL): Likewise.
13833 (ssescalarsize): Handle V4TI, V2TI and V1TI.
13834 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
13835 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
13836 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
13837 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
13838 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
13839 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
13840 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
13841 (<avx512>_storedqu<mode>_mask): Likewise.
13842 (*sse4_2_pcmpestr_unaligned): Likewise.
13843 (*sse4_2_pcmpistr_unaligned): Likewise.
13844 (*mov<mode>_internal): Renamed to ...
13845 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
13846 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
13847 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
13848 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
13850 2016-04-19 Richard Biener <rguenther@suse.de>
13852 PR tree-optimization/70171
13853 * tree-ssa-phiprop.c: Include stor-layout.h.
13854 (phiprop_insert_phi): Handle the aggregate copy case.
13855 (propagate_with_phi): Likewise.
13857 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
13859 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
13860 instead of simplify_gen_subreg (... , 0).
13861 (ix86_delegitimize_address): Ditto.
13862 (ix86_split_divmod): Ditto.
13863 (ix86_split_copysign_const): Ditto.
13864 (ix86_split_copysign_var): Ditto.
13865 (ix86_expand_args_builtin): Ditto.
13866 (ix86_expand_round_builtin): Ditto.
13867 (ix86_expand_special_args_builtin): Ditto.
13868 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
13869 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
13870 (udivmodqi4): Ditto.
13871 (absneg splitters): Ditto.
13872 (*jcc_bt<mode>_1): Ditto.
13874 2016-04-19 Richard Biener <rguenther@suse.de>
13876 PR tree-optimization/70724
13877 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
13878 restoring out from ...
13879 (free_scc_vn): ... here.
13880 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
13881 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
13883 (pass_fre::execute): Restore SSA info.
13885 2016-04-19 Richard Biener <rguenther@suse.de>
13887 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
13888 * gimple-walk.c (walk_gimple_op): Initialize it.
13889 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
13890 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
13891 remapping SSA names of defs.
13892 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
13895 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
13897 PR middle-end/70689
13898 * lra-constraints.c (equiv_substition_p): New.
13899 (process_alt_operands): Use it.
13900 (swap_operands): Swap it.
13901 (curr_insn_transform): Update it.
13903 2016-04-18 Michael Matz <matz@suse.de>
13905 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
13906 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
13907 * tree-core.h (tree_type_common.align): Use bit-field.
13908 (tree_type_common.spare): New.
13909 (tree_decl_common.off_align): Make smaller.
13910 (tree_decl_common.align): Use bit-field.
13912 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
13913 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
13914 (scan_sharing_clauses): Ditto.
13915 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
13916 (omp_finish_file): Ditto.
13917 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
13918 (layout_decl): Ditto.
13919 (relayout_decl): Ditto.
13920 (finalize_record_size): Use SET_TYPE_ALIGN.
13921 (finalize_type_size): Ditto.
13922 (finish_builtin_struct): Ditto.
13923 (layout_type): Ditto.
13924 (initialize_sizetypes): Ditto.
13925 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
13926 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
13927 (lookup_field_for_decl): Use SET_DECL_ALIGN.
13928 (get_chain_field): Ditto.
13929 (get_trampoline_type): Ditto.
13930 (get_nl_goto_field): Ditto.
13931 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
13933 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
13934 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
13935 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
13936 (build_qualified_type): Use SET_TYPE_ALIGN.
13937 (build_aligned_type, build_range_type_1): Ditto.
13938 (build_atomic_base): Ditto.
13939 (build_common_tree_nodes): Ditto.
13940 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
13941 (expand_one_stack_var_at): Ditto.
13942 * coverage.c (build_var): Use SET_DECL_ALIGN.
13943 * except.c (init_eh): Ditto.
13944 * function.c (assign_parm_setup_block): Ditto.
13945 * symtab.c (increase_alignment_1): Ditto.
13946 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
13947 * tree-vect-stmts.c (ensure_base_align): Ditto.
13948 * varasm.c (align_variable): Ditto.
13949 (assemble_variable): Ditto.
13950 (build_constant_desc): Ditto.
13951 (output_constant_def_contents): Ditto.
13953 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
13954 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
13955 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
13956 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
13957 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
13959 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
13962 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
13963 replace %vmovsd with "%vmovq".
13964 (vec_concatv2df): Likewise.
13966 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
13968 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
13969 (*vec_extractv2si_0): Ditto.
13970 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
13971 (zero_extended_scalar_load_operand splitters): Ditto.
13972 (vec_extract splitters): Ditto.
13973 (*vec_extractv4si_0_zext): Ditto.
13974 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
13975 and lowpart_subreg.
13976 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
13977 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
13978 (*sse4_1_extractps): Use lowpart_subreg.
13979 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
13981 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13983 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
13985 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
13986 Mention Solaris 11 packaging changes.
13987 Update gas and gld requirements.
13988 Remove reference to pre-Solaris 10 bug.
13989 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
13991 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
13994 2016-04-17 Jan Hubicka <jh@suse.cz>
13996 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
13997 max_loop_iterations_int.
13999 2016-04-18 Richard Biener <rguenther@suse.de>
14001 PR tree-optimization/43434
14002 * tree-ssa-structalias.c (struct vls_data): New.
14003 (visit_loadstore): Handle all pointer-based accesses.
14004 (compute_dependence_clique): Compute a bitmap of restrict tags
14005 assigned bases and pass it to visit_loadstore.
14007 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
14010 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
14011 armv8.1-a and armv8.1-a+crc.
14013 2016-04-18 Richard Biener <rguenther@suse.de>
14015 PR tree-optimization/70701
14016 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
14017 references after translating through a memcpy.
14019 2016-04-18 Richard Biener <rguenther@suse.de>
14021 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
14022 (compute_antic): ... here. For partial antic use regular
14023 postorder and scrap iteration.
14024 (compute_partial_antic_aux): Remove unused return value.
14025 (init_pre): Do not allocate postorder.
14026 (fini_pre): Do not free postorder.
14028 2016-04-18 Richard Biener <rguenther@suse.de>
14030 PR middle-end/37870
14031 * expmed.c (extract_bit_field_1): Remove broken case
14032 using a wider MODE_INT mode.
14034 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
14036 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
14037 unless compiling with at least GCC-4.8.
14039 2016-04-17 Jan Hubicka <jh@suse.cz>
14042 * graphite.c (graphite_finalize): Update call to
14043 tree_estimate_probability.
14044 * predict.h (tree_estimate_probability): Update prototype.
14046 2016-04-17 Jan Hubicka <jh@suse.cz>
14048 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
14049 (tree_estimate_probability): Likewise.
14050 (pass_profile::execute): Update.
14051 (report_predictor_hitrates): New function.
14052 * profile.c (compute_branch_probabilities): Use it.
14053 * predict.h (report_predictor_hitrates): Declare.
14055 2016-04-17 Jan Hubicka <jh@suse.cz>
14058 * cgraph.h (cgraph_node::set_const_flag,
14059 cgraph_node::set_pure_flag): Update prototype to return bool;
14061 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
14062 of interposable symbol are interposable, too.
14063 (cgraph_set_const_flag_1): Rename to ...
14064 (set_const_flag_1): ... this one; change to self recursive function
14065 instead of call_for_symbol_thunks_and_aliases. Handle correctly
14066 clearnig the flag in all variants and also virtual thunks of const
14067 functions are pure; track if any change was done.
14068 (cgraph_node::set_const_flag): Update.
14069 (struct set_pure_flag_info): New struct.
14070 (cgraph_set_pure_flag_1): Rename to ...
14071 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
14072 rather than pointer encoded flags; track if any changes was done;
14073 handle correctly clearning flag and setting flag of aliases already
14075 (cgraph_node::set_pure_flag): Update.
14076 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
14078 2016-04-17 Tom de Vries <tom@codesourcery.com>
14081 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
14082 backslash in label.
14084 2016-04-17 Tom de Vries <tom@codesourcery.com>
14086 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
14087 '{}<> ' as escape-for-record.
14089 2016-04-17 Tom de Vries <tom@codesourcery.com>
14091 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
14094 2016-04-17 Tom de Vries <tom@codesourcery.com>
14097 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
14098 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
14099 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
14100 * passes.c (finish_optimization_passes): Only call
14101 finish_graph_dump_file if dfi->graph_dump_initialized.
14102 (execute_function_dump, pass_init_dump_file): Use
14103 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
14105 2016-04-17 Tom de Vries <tom@codesourcery.com>
14107 PR tree-optimization/70256
14108 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
14109 (debug_varmap): New function.
14111 2016-04-17 Tom de Vries <tom@codesourcery.com>
14114 * passes.c (pass_manager::register_pass): Propagate pflags.
14116 2016-04-17 Tom de Vries <tom@codesourcery.com>
14119 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
14120 * passes.c (pass_manager::pass_manager): Declare and init p_start in
14121 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
14122 check if it's equal to p_start.
14123 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
14125 2016-04-15 Jan Hubicka <jh@suse.cz>
14128 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
14129 function does not bind to current def.
14130 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
14131 handle conservatively calls to functions that does not need to bind
14133 (check_call): Update call of worse_state.
14134 (ignore_edge_for_nothrow): Update.
14135 (ignore_edge_for_pure_const): Likewise.
14136 (propagate_pure_const): Update calls to worse_state.
14137 (skip_function_for_local_pure_const): Reformat comments.
14139 2016-04-15 Jan Hubicka <jh@suse.cz>
14142 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
14143 (cgraph_node::function_symbol): Likewise.
14144 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14145 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
14146 (symtab_node::ultimate_alias_target): Add REF parameter.
14147 (symtab_node::binds_to_current_def_p): Declare.
14148 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
14149 (cgraph_node::function_symbol): Likewise.
14150 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14151 (cgraph_node::get_availability): Likewise.
14152 (cgraph_edge::binds_to_current_def_p): New inline function.
14153 (varpool_node::get_availability): Add REF parameter.
14154 (varpool_node::ultimate_alias_target): Likewise.
14155 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
14156 (symtab_node::binds_to_current_def_p): Likewise.
14157 * varpool.c (varpool_node::get_availability): Likewise.
14159 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14162 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
14163 Fix mode size check.
14165 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14167 * BASE-VER: Set to 7.0.0.
14169 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
14171 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
14173 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14175 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
14176 architecture revisions.
14178 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
14180 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
14181 * config/i386/i386.c (ix86_using_red_zone): No longer static.
14182 * config/i386/i386.md (stack decrement to push peepholes): Guard
14183 with !x86_using_red_zone ().
14185 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14188 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
14189 to dump_generic_node.
14190 (NIY): Pass also flags to do_niy.
14192 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
14194 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
14195 (simd_clone_vector_of_formal_parm_types)
14196 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
14197 (simd_clone_mangle, simd_clone_create)
14198 (simd_clone_adjust_return_type, create_tmp_simd_array)
14199 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
14200 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
14201 (ipa_simd_modify_function_body, simd_clone_linear_addend)
14202 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
14203 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
14204 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
14205 * omp-simd-clone.c: ... this new file.
14206 (simd_clone_vector_of_formal_parm_types): Make it static.
14207 * Makefile.in (OBJS): Add omp-simd-clone.o.
14209 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14212 * config/i386/sse.md: Use proper memory operand modifiers.
14215 2016-04-15 Richard Biener <rguenther@suse.de>
14216 Alan Modra <amodra@gmail.com>
14218 PR tree-optimization/70130
14219 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14220 when alignment stays not the same and no not use the realign
14223 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14226 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14227 direct move handlers for KFmode. Change TFmode handlers test from
14228 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14230 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14233 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14234 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14235 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14236 * tree-ssa-live.c (remove_unused_scope_block_p): When
14237 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14238 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14239 block_ultimate_origin is FUNCTION_DECL.
14240 (remove_unused_locals): If current_function_decl is
14241 polymorphic_ctor_dtor_p, pass initial true to
14242 remove_unused_scope_block_p' is_ctor_dtor_block.
14244 2016-04-14 Martin Sebor <msebor@redhat.com>
14249 * doc/extend.texi (Variable Length): Revert.
14251 2016-04-14 Marek Polacek <polacek@redhat.com>
14252 Jan Hubicka <hubicka@ucw.cz>
14255 * tree.c (verify_type): Disable the canonical type of main variant
14258 2016-04-14 Jason Merrill <jason@redhat.com>
14260 * cfgexpand.c, expr.c: Revert previous change.
14262 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14264 PR middle-end/70643
14265 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14266 when building a mem ref for the incoming reduction variable.
14268 2016-04-14 Richard Biener <rguenther@suse.de>
14270 PR tree-optimization/70614
14271 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14272 loop if the evolution dropped to chrec_dont_know.
14273 (interpret_condition_phi): Likewise.
14275 2016-04-14 Richard Biener <rguenther@suse.de>
14277 PR tree-optimization/70623
14278 * tree-ssa-pre.c (changed_blocks): Make global ...
14279 (compute_antic): ... local here. Move and fix worklist
14280 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14281 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14282 worklist handling, dump when ANTIC_IN changed.
14283 (compute_partial_antic_aux): Remove worklist handling.
14284 (init_pre): Do not compute post dominators. Add a comment about
14285 the CFG order chosen.
14286 (fini_pre): Do not free post dominators.
14288 2016-04-13 Martin Sebor <msebor@redhat.com>
14293 * doc/extend.texi (Variable Length): Document C++ specifics.
14295 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14298 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14299 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14300 eh edges have been purged.
14303 * tree-sra.c (create_access_replacement,
14304 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14306 * tree-pretty-print.c (dump_fancy_name): New function.
14307 (dump_decl_name, dump_generic_node): Use it.
14309 2016-04-13 Jason Merrill <jason@redhat.com>
14311 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
14312 * expr.c (expand_expr_real_1): Likewise.
14314 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
14316 * config/i386/i386.md (kunpckhi): Swap operands.
14317 (kunpcksi): Likewise.
14318 (kunpckdi): Likewise.
14319 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
14320 (vec_pack_trunc_<mode>): Likewise.
14322 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14325 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
14327 PR middle-end/70633
14328 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
14329 gimplification turns some element into non-constant.
14332 * rtl.h (convert_memory_address_addr_space_1): New prototype.
14333 * explow.c (convert_memory_address_addr_space_1): No longer static,
14334 add NO_EMIT argument and don't call convert_modes if true, pass
14335 it down recursively, remove break after return.
14336 (convert_memory_address_addr_space): Adjust caller.
14337 * simplify-rtx.c (simplify_unary_operation_1): Call
14338 convert_memory_address_addr_space_1 instead of convert_memory_address,
14339 if it returns NULL, don't simplify.
14341 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
14344 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
14346 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14348 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14349 Bump the upper SIMDLEN limits, so that if the return type or
14350 characteristic type if the return type is void can be passed in
14351 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
14354 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14357 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
14358 Do not use "=" constraint on an input constraint.
14359 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
14360 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
14361 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
14362 generates (neg (abs ...)) instead of (abs ...).
14364 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14366 PR rtl-optimization/70596
14367 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
14368 just invalidate LRA data and reset them. Adjust dump wording.
14370 2016-04-12 Martin Liska <mliska@suse.cz>
14373 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14375 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14377 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14378 max_loop_iterations_int.
14379 (tree_unswitch_outer_loop): Likewise.
14380 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14381 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14383 2016-04-12 Tom de Vries <tom@codesourcery.com>
14385 PR tree-optimization/68756
14386 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
14387 instead of new_name.
14389 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14391 PR tree-optimization/70602
14392 * tree-sra.c (generate_subtree_copies): Don't write anything into
14393 constant pool decls.
14395 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
14396 regardless whether there are depend clauses or not.
14398 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14401 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
14402 target attribute and pragma from changing the -mfloat128
14403 and -mfloat128-hardware options.
14405 * doc/extend.texi (Additional Floating Types): Document PowerPC
14406 __float128 restrictions.
14408 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14411 * config/aarch64/driver-aarch64.c
14412 (aarch64_get_extension_string_for_isa_flags): New.
14413 (arch_extension): Rename to...
14414 (aarch64_arch_extension): ...This.
14415 (ext_to_feat_string): Rename to...
14416 (aarch64_extensions): ...This.
14417 (aarch64_core_data): Keep track of architecture extension flags.
14418 (cpu_data): Rename to...
14419 (aarch64_cpu_data): ...This.
14420 (aarch64_arch_driver_info): Keep track of architecture extension
14422 (get_arch_name_from_id): Rename to...
14423 (get_arch_from_id): ...This, change return type.
14424 (host_detect_local_cpu): Update and reformat for renames, handle
14425 extensions through common infrastructure.
14427 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14430 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
14431 track of a canonical flag name.
14432 (all_extensions): Likewise.
14433 (arch_to_arch_name): Also track extension flags enabled by the arch.
14434 (all_architectures): Likewise.
14435 (aarch64_parse_extension): Move to here.
14436 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
14438 (aarch64_rewrite_selected_cpu): Update for above change.
14439 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
14440 are handled, such that the single explicit value enabled by an
14441 extension is kept seperate from the implicit values it also enables.
14442 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
14444 (aarch64_parse_extension): New.
14445 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
14446 here to config/aarch64/aarch64-protos.h.
14447 (aarch64_parse_extension): Move from here to
14448 common/config/aarch64/aarch64-common.c.
14449 (aarch64_option_print): Update.
14450 (aarch64_declare_function_name): Likewise.
14451 (aarch64_start_file): Likewise.
14452 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
14453 the canonical flag for extensions.
14454 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
14457 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14459 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
14462 2016-04-09 Tom de Vries <tom@codesourcery.com>
14464 PR tree-optimization/68953
14465 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
14466 first to last subscript.
14468 2016-04-09 Jakub Jelinek <jakub@redhat.com>
14470 PR tree-optimization/70586
14471 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
14474 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
14478 PR tree-optimization/70373
14479 PR middle-end/70533
14480 PR middle-end/70534
14481 PR middle-end/70535
14482 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
14483 clauses for acc parallel reductions as necessary. Error on those
14485 * omp-low.c (scan_sharing_clauses): Don't install variables which
14486 are used in acc parallel reductions.
14487 (lower_rec_input_clauses): Remove dead code.
14488 (lower_oacc_reductions): Add support for reference reductions.
14489 (lower_reduction_clauses): Remove dead code.
14490 (lower_omp_target): Don't remap variables appearing in acc parallel
14492 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
14494 2016-04-08 Jakub Jelinek <jakub@redhat.com>
14496 PR middle-end/70593
14497 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
14498 with multiple SSA_NAME defs, force the outputs other than first
14499 to be live before calling live_track_process_def on each output.
14501 PR rtl-optimization/70574
14502 * fwprop.c (forward_propagate_and_simplify): Don't add
14503 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
14504 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
14505 paradoxical subregs within *loc.
14507 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
14509 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
14510 -ftree-parallelize-loops={0,1}.
14511 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
14512 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
14513 * config/ia64/hpux.h (LIB_SPEC): Likewise.
14514 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
14515 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
14517 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
14520 * asan.c (instrument_derefs): If we get unknown location, extract it
14521 with EXPR_LOCATION.
14522 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
14524 2016-04-08 Tom de Vries <tom@codesourcery.com>
14526 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
14527 implicit firstprivate clause.
14529 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14532 * config/arm/thumb2.md (tst + branch-> lsls + branch
14533 peephole below *orsi_not_shiftsi_si): Require that condition
14534 register is dead after the peephole.
14535 (second peephole after the above): Likewise.
14537 2016-04-08 Alan Modra <amodra@gmail.com>
14540 * builtins.c (fold_builtin_classify): For IBM extended precision,
14541 look at just the high-order double to test for NaN.
14542 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
14543 test just the high double for Inf but both doubles for subnormal
14546 2016-04-07 Jakub Jelinek <jakub@redhat.com>
14548 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
14549 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
14550 node->simdclone->mask_mode != VOIDmode masks.
14551 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
14552 earlier, use it instead of node->simdclone.
14553 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14554 Set clonei->mask_mode.
14556 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14559 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
14560 Pass it through to cp_parser_already_scoped_statement.
14561 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
14562 it through to cp_parser_statement.
14563 (cp_parser_statement): Pass IF_P through to
14564 cp_parser_iteration_statement.
14565 (cp_parser_pragma): Adjust call to
14566 cp_parser_iteration_statement.
14568 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14571 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
14572 resolve a future -Wparentheses warning.
14573 * omp-low.c (scan_sharing_clauses): Likewise.
14574 * tree-parloops.c (eliminate_local_variables): Likewise.
14576 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
14578 PR rtl-optimization/70398
14579 * lra-constraints.c (process_address_1): Check zero scale and code
14580 for reloading with zero scale.
14582 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
14584 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
14585 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
14587 2016-04-06 Jakub Jelinek <jakub@redhat.com>
14589 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14590 Add support for AVX512F clones, include them by default for
14591 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
14592 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
14595 PR middle-end/70550
14596 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
14597 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
14598 firstprivate clauses.
14599 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
14600 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
14601 (lower_omp_target): Set TREE_NO_WARNING for
14602 non-addressable possibly uninitialized vars which are copied into
14603 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
14605 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
14607 * config/pa/predicates.md (integer_store_memory_operand): Accept
14608 REG+D operands with a large offset when reload_in_progress is true.
14609 (floating_point_store_memory_operand): Likewise.
14611 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14614 * match.pd (nested int casts): Limit to GIMPLE.
14616 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
14619 * ipa-devirt.c (maybe_record_node): Fix comment; use
14620 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
14622 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14624 PR rtl-optimization/70542
14625 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
14626 if there are any uses other than insn or debug insns.
14628 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
14629 Jakub Jelinek <jakub@redhat.com>
14631 PR tree-optimization/70509
14632 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
14633 Shift HOST_WIDE_INT_1U instead of 1.
14635 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
14637 PR tree-optimization/70509
14638 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
14639 of the vector base type for index.
14641 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
14644 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
14646 2016-04-05 Richard Biener <rguenther@suse.de>
14648 PR tree-optimization/70526
14649 * tree-sra.c (build_ref_for_offset): Use prev_base to
14650 extract the alias pointer type.
14652 2016-04-05 Richard Biener <rguenther@suse.de>
14654 * dse.c (struct store_info): Remove alias_set member.
14655 (struct read_info_type): Likewise.
14656 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
14657 spill_deleted, clear_alias_set_lookup): Remove.
14658 (get_group_info): Remove dead base == NULL_RTX case.
14659 (dse_step0): Remove initialization of removed variables.
14660 (delete_dead_store_insn): Reomve alias set dumping.
14661 (free_read_records): Remove alias_set handling.
14662 (canon_address): Remove alias_set_out parameter.
14663 (record_store): Remove spill_alias_set, it's always zero.
14664 (check_mem_read_rtx): Likewise.
14665 (dse_step2): Rename from ...
14666 (dse_step2_nospill): ... this. Adjust.
14667 (scan_stores): Rename from ...
14668 (scan_stores_nospill): ... this.
14669 (scan_reads): Rename from ...
14670 (scan_reads_nospill): ... this.
14671 (scan_stores_spill, scan_reads_spill): Remove.
14672 (dse_step3_scan): Remove for_spills argument which is always false.
14673 (dse_step3): Likewise.
14674 (dse_step5): Rename from ...
14675 (dse_step5_nospill): ... this. Remove alias_set handling.
14676 (rest_of_handle_dse): Adjust.
14678 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14681 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
14682 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
14683 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
14684 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
14686 2016-04-05 Richard Biener <rguenther@suse.de>
14688 PR middle-end/70499
14689 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
14690 non-register type temporaries into SSA.
14692 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
14695 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
14696 calls when sanitizing.
14697 (possible_polymorphic_call_target_p): Fix formatting.
14699 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14700 Jakub Jelinek <jakub@redhat.com>
14702 PR middle-end/70457
14703 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
14704 to ensure a call statement is compatible with a built-in's
14706 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
14709 2016-04-04 Richard Biener <rguenther@suse.de>
14711 PR rtl-optimization/70484
14712 * rtl.h (canon_output_dependence): Declare.
14713 * alias.c (canon_output_dependence): New function.
14714 * dse.c (record_store): Use canon_output_dependence rather
14715 than canon_true_dependence.
14717 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14720 * cgraph.h (symtab_node::copy_visibility_from): New function.
14721 * symtab.c (symtab_node::copy_visibility_from): New function.
14722 * ipa-visibility.c (optimize_weakref): New function.
14723 (function_and_variable_visibility): Use it.
14725 2016-04-04 Martin Liska <mliska@suse.cz>
14728 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
14729 value that is really in range handled by SBR instruction.
14730 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
14731 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
14732 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
14734 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
14738 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
14739 set, but not for SP_REG operands.
14741 2016-04-02 Martin Sebor <msebor@redhat.com>
14744 * fold-const.c (maybe_nonzero_address): New function.
14745 (fold_comparison): Call it. Fold equality and relational
14746 expressions involving null pointers.
14747 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
14749 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
14751 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
14752 the "Y" constraint (scalar FP 0.0 immediate).
14754 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
14755 Add the "const_double" to the list of operand constraints.
14757 2016-04-01 Jakub Jelinek <jakub@redhat.com>
14759 PR rtl-optimization/70467
14760 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
14761 If low word of the last operand is 0, just emit addition/subtraction
14764 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14767 * config/s390/s390.c (s390_expand_insv): Check for everything
14768 constant instead of just VOIDmode stuff.
14770 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14773 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
14775 2016-04-01 Nathan Sidwell <nathan@acm.org>
14777 * tree.def (TRY_CATCH_EXPR): Correct documentation.
14779 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
14781 PR rtl-optimization/70461
14782 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
14785 2016-03-31 Martin Liska <mliska@suse.cz>
14788 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
14789 a tree value or an immediate integer value to a buffer
14790 that is eventually copied to a BRIG section.
14791 (emit_immediate_operand): Call the function here.
14792 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
14793 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
14794 of class' fields that are removed.
14795 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
14796 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
14797 m_brig_repr_size fields.
14799 2016-03-31 Martin Liska <mliska@suse.cz>
14802 * hsa-gen.c (hsa_function_representation::update_dominance): New
14804 (convert_addr_to_flat_segment): Likewise.
14805 (gen_hsa_memory_set): New alignment argument.
14806 (gen_hsa_ctor_assignment): Likewise.
14807 (gen_hsa_insns_for_single_assignment): Provide alignment
14808 to gen_hsa_ctor_assignment.
14809 (gen_hsa_insns_for_direct_call): Add new argument.
14810 (expand_lhs_of_string_op): New function.
14811 (expand_string_operation_builtin): Likewise.
14812 (expand_memory_copy): New function.
14813 (expand_memory_set): New function.
14814 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
14815 (convert_switch_statements): Change signature.
14816 (generate_hsa): Use a return value of the function.
14817 (pass_gen_hsail::execute): Do not call
14818 convert_switch_statements here.
14819 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
14820 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
14821 (hsa_function_representation::update_dominance): New function.
14823 2016-03-31 Martin Liska <mliska@suse.cz>
14826 * hsa-brig.c (emit_directive_variable): Emit alignment
14827 according to hsa_symbol::m_align.
14828 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
14829 (dump_hsa_symbol): Dump alignment of HSA symbols.
14830 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
14831 (gen_hsa_addr_with_align): New function.
14832 (hsa_bitmemref_alignment): Use newly added function.
14833 (gen_hsa_insns_for_load): Likewise.
14834 (gen_hsa_insns_for_store): Likewise.
14835 (gen_hsa_memory_copy): New argument added.
14836 (gen_hsa_insns_for_single_assignment): Respect
14837 alignment for assignments processed via gen_hsa_memory_copy.
14838 (gen_hsa_insns_for_direct_call): Likewise.
14839 (gen_hsa_insns_for_return): Likewise.
14840 (gen_function_def_parameters): Set default alignment.
14841 * hsa.c (hsa_object_alignment): New function.
14842 (hsa_byte_alignment): Pasted function.
14843 * hsa.h (hsa_symbol::m_align): New field.
14845 2016-03-31 Bin Cheng <bin.cheng@arm.com>
14847 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
14848 scratch field for goto case.
14850 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
14852 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
14854 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
14857 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
14858 (scalar_chain::convert_insn): Call convert_op for reg
14859 moves to handle undefined registers.
14861 2016-03-31 Nathan Sidwell <nathan@acm.org>
14864 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
14865 Assert we don't want to move backwards.
14867 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
14870 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
14872 2016-03-31 Jakub Jelinek <jakub@redhat.com>
14874 PR rtl-optimization/70460
14875 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
14876 with operand from REG_LABEL_OPERAND, instead substitute
14877 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
14878 Don't do anything for REG_NON_LOCAL_GOTO jumps.
14880 2016-03-31 Martin Liska <mliska@suse.cz>
14882 * passes.c (execute_one_pass): Do not call
14883 todo_after for a discarded function.
14885 2016-03-31 Bin Cheng <bin.cheng@arm.com>
14887 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
14888 (no_cost, infinite_cost): Initialize the new field.
14889 (get_computation_cost_at): Record setup cost.
14890 (determine_use_iv_cost_address): Skip cost computation for sub
14891 uses if we can estimate it without losing accuracy.
14893 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14895 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14897 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14898 max_loop_iterations_int.
14899 (tree_unswitch_outer_loop): Likewise.
14900 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14901 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14903 2016-03-30 Richard Biener <rguenther@suse.de>
14905 PR middle-end/70450
14906 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
14908 2016-03-30 Jakub Jelinek <jakub@redhat.com>
14911 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
14912 in gen_blendm expander.
14914 2016-03-30 Nick Clifton <nickc@redhat.com>
14917 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
14918 case where we are already provided with an SImode SUBREG.
14920 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
14923 * config/i386/i386.c (ix86_expand_epilogue): Properly check
14924 conflict between DRAP register and __builtin_eh_return.
14926 2016-03-30 Michael Matz <matz@suse.de>
14927 Richard Biener <rguenther@suse.de>
14930 * ipa-polymorphic-call.c (struct type_change_info): Change
14931 speculative to an unsigned allowing to limit the work we do.
14932 (csftc_abort_walking_p): New inline function..
14933 (check_stmt_for_type_change): Limit the number of may-defs
14934 skipped for speculative devirtualization to
14935 max-speculative-devirt-maydefs.
14936 * params.def (max-speculative-devirt-maydefs): New param.
14937 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
14939 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
14942 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
14945 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
14947 PR tree-optimization/59124
14948 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
14949 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
14951 2016-03-29 Jeff Law <law@redhat.com>
14953 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
14955 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14957 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
14960 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
14962 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
14963 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
14964 gcrt0.o if linking dynamically.
14966 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14969 * ipa-devirt.c (methods_equal_p): New function.
14970 (compare_virtual_tables): Use it.
14971 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
14972 * cgraphclones.c (clone_function_name_1): Use
14973 symbol_table::symbol_suffix_separator.
14974 * coverage.c (build_var): Likewise.
14975 * symtab.c (symbol_table::symbol_suffix_separator): New.
14977 2016-03-29 Jakub Jelinek <jakub@redhat.com>
14979 PR rtl-optimization/70429
14980 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
14981 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
14982 mode != result_mode.
14985 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
14987 PR tree-optimization/70405
14988 * ssa-iterators.h (num_imm_uses): Add missing braces.
14990 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
14992 PR rtl-optimization/68695
14993 * ira-color.c (allocno_copy_cost_saving): New.
14994 (improve_allocation): Use it.
14996 2016-03-29 Richard Henderson <rth@redhat.com>
14998 PR middle-end/70355
14999 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
15001 2016-03-29 Richard Biener <rguenther@suse.de>
15003 PR middle-end/70424
15004 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
15005 use alignment returned by get_pointer_alignment_1 if it is
15006 bigger than BITS_PER_UNIT.
15007 * builtins.c (get_pointer_alignment_1): Do not return true
15008 for alignment extracted from SSA info.
15010 2016-03-28 James Bowman <james.bowman@ftdichip.com>
15012 * config/ft32/ft32.opt (mnodiv): New.
15013 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
15014 * doc/invoke.texi (FT32 Options -mnodiv): New.
15016 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
15019 * config/i386/i386.md (define_split, andn): Fix modes.
15021 2016-03-26 Richard Biener <rguenther@suse.de>
15022 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15025 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
15027 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
15028 as 2nd argument to cl_optimization_restore().
15030 2016-03-25 Richard Henderson <rth@redhat.com>
15033 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
15034 * config/aarch64/aarch64-protos.h: Declare it.
15035 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
15037 2016-03-25 Alan Modra <amodra@gmail.com>
15040 * config/rs6000/constraints.md (j): Simplify.
15041 * config/rs6000/predicates.md (easy_fp_constant): Exclude
15043 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
15044 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
15045 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
15046 in all constraint alternatives.
15047 (movtd_64bit_nodm): Delete "j" constraint alternative.
15049 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15051 * tree-ssa-propagate.c: Enhance docs for
15052 SSA_PROP_NOT_INTERESTING.
15054 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15056 * doc/extend.texi: Fix typo in documentation to pure attribute.
15058 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
15061 * config/pa/pa.md (bswapdi2): Use a scratch register.
15063 2016-03-24 Richard Henderson <rth@redhat.com>
15065 PR middle-end/69845
15066 * fold-const.c (extract_muldiv_1): Correct test for multiplication
15069 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
15071 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
15072 using ix86_expand_binary_operator instead of gen_andsi3.
15074 2016-03-24 Richard Biener <rguenther@suse.de>
15076 PR tree-optimization/70396
15077 * tree-vect-stmts.c (vectorizable_comparison): Use
15078 get_vectype_for_scalar_type.
15080 2016-03-24 Richard Biener <rguenther@suse.de>
15082 PR middle-end/70370
15083 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
15084 with register bases.
15086 2016-03-24 Richard Biener <rguenther@suse.de>
15088 PR tree-optimization/70372
15089 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
15090 build_all_ones_cst to also handle vector types correctly.
15092 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15095 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
15098 2016-03-23 Marek Polacek <polacek@redhat.com>
15101 * doc/invoke.texi: Document -Wignored-attributes.
15103 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15105 PR tree-optimization/69042
15106 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
15107 parameter from 30 to 40.
15109 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15111 PR tree-optimization/69042
15112 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
15113 for use with constant offset stripped in base.
15115 2016-03-23 Richard Biener <rguenther@suse.de>
15117 PR middle-end/70251
15118 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
15119 mode compatibility check.
15120 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15122 2016-03-23 Jeff Law <law@redhat.com>
15124 PR tree-optimization/64058
15125 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
15127 (struct ssa_conflicts): Move up earlier in the file.
15128 (conflicts_, var_map_): New static variables.
15129 (initialize_conflict_count): New function to initialize the
15130 CONFLICT_COUNT field for each conflict pair.
15131 (compare_pairs): Lazily initialize the conflict count and use it
15132 as the first tie-breaker.
15133 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
15134 and wipe conflicts_ and map_ around the call to qsort. Remove
15135 special case for 2 coalesce pairs.
15136 * bitmap.c (bitmap_count_unique_bits): New function.
15137 (bitmap_count_bits_in_word): New function, extracted from
15139 (bitmap_count_bits): Use bitmap_count_bits_in_word.
15140 * bitmap.h (bitmap_count_unique_bits): Declare it.
15142 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
15145 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
15146 transparent alias chain for decl assembler name.
15147 * config/sol2.c (solaris_assemble_visibility): Likewise.
15149 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15151 * config/arm/arm1020e.md (1020call_op): Reduce reservation
15153 (v10_fdivs): Likewise.
15154 (v10_fdivd): Likewise.
15156 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15159 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
15160 to not call fclose twice on file.
15162 2016-03-23 Jakub Jelinek <jakub@redhat.com>
15164 PR tree-optimization/70354
15165 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15166 oprnd0 is wider than oprnd1 and there is a cast from the wider
15167 type to oprnd1, mask it with the mask of the narrower type.
15170 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
15171 Optimize TARGET_STV splitters, if high or low word of last argument
15174 2016-03-22 Jeff Law <law@redhat.com>
15177 tree-ssa-threadbackward.c
15178 (fsm_find_control_statement_thread_paths): Correctly distinguish
15179 between old style jump threads vs FSM jump threads.
15181 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
15184 * config/i386/i386.c (scalar_chain::convert_op): Support
15185 uninitialized register usage case.
15187 2016-03-22 Richard Biener <rguenther@suse.de>
15189 PR middle-end/70251
15190 * genmatch.c (gen_transform): Adjust last parameter to a three-state
15192 (capture::gen_transform): ... to change behavior when substituting
15193 a condition into cond or not-cond expr context.
15194 (dt_simplify::gen_1): Adjust.
15195 * gimple-match-head.c: Include gimplify.h for unshare_expr.
15196 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
15197 last change and instead change to
15198 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
15199 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15201 2016-03-22 Anthony Green <green@moxielogic.com>
15203 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
15204 issue for moxiebox targets.
15205 (CC1PLUS_SPEC): Ditto.
15207 2016-03-22 Richard Biener <rguenther@suse.de>
15209 PR middle-end/70333
15210 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15213 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15215 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15217 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15220 * config/i386/i386.c (def_builtin): Handle
15221 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15223 (const struct builtin_description bdesc_special_args[]):
15224 Remove duplicate ISA bits.
15226 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15229 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15230 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15231 in a way that works also for AVX512BW.
15234 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15235 instead of source if operands[1] is xmm16 and above and
15236 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15237 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15240 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15241 on assign if (*from_p) is a comparison, set it to
15242 TREE_NO_WARNING (*from_p).
15244 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15246 PR middle-end/70326
15247 * lra.c (restore_scratches): Ignore deleted insns.
15249 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15250 Jakub Jelinek <jakub@redhat.com>
15252 PR tree-optimization/70317
15253 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15256 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15259 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15260 of ix86_expand_move.
15262 (movti): Use general_operand for operand 1 predicate.
15264 2016-03-21 Martin Liska <mliska@suse.cz>
15266 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15268 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15270 2016-03-21 Martin Liska <mliska@suse.cz>
15273 * ipa-icf.c (sem_function::parse): Skip static
15274 constructors and destructors.
15276 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15279 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15280 function-like macro, peek following token(s) if it is followed
15281 by CPP_OPEN_PAREN token with optional padding in between, and
15282 if not, don't treat it like a macro.
15284 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15285 Alexander Monakov <amonakov@ispras.ru>
15287 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15288 for the stabs debug format.
15290 2016-03-21 Richard Biener <rguenther@suse.de>
15292 PR tree-optimization/70310
15293 * tree-vect-generic.c (expand_vector_condition): Fold the built
15296 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15299 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15300 Block third alternative for AVX-512VL target,
15302 2016-03-21 Martin Liska <mliska@suse.cz>
15305 * hsa-brig.c (emit_function_directives): Mark unemitted
15306 global variables for emission.
15307 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
15308 (get_symbol_for_decl): Likewise.
15309 * hsa.h (struct hsa_symbol): New flag.
15311 2016-03-21 Richard Biener <rguenther@suse.de>
15313 PR tree-optimization/70288
15314 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
15315 we do not estimate unsimplified all-constant conditionals or
15316 switches as optimized away.
15318 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
15320 PR rtl-optimization/69102
15321 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
15322 when we have a readonly dependency context.
15324 2016-03-18 Jeff Law <law@redhat.com>
15326 PR rtl-optimization/70263
15327 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
15328 (update_equiv_regs): When trying to move a store to after the insn
15329 that sets the source of the store, make sure the store occurs after
15330 the insn that sets the source of the store. When successful note
15331 the REG_EQUIV note created in the dump file.
15333 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
15334 Bernd Schmidt <bschmidt@redhat.com>
15336 * doc/extend.texi: Document more potential problems with basic asms.
15338 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
15340 PR rtl-optimization/70278
15341 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
15344 2016-03-18 Jason Merrill <jason@redhat.com>
15346 * calls.c (load_register_parameters): Fix zero size sibcall logic.
15348 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
15350 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
15351 values to 128b regs.
15353 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15355 PR tree-optimization/70252
15356 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
15357 boolean vector has a proper number of elements.
15358 (supportable_narrowing_operation): Likewise.
15360 2016-03-18 Tom de Vries <tom@codesourcery.com>
15363 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
15365 2016-03-18 Jakub Jelinek <jakub@redhat.com>
15367 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
15368 instead of replace_rtx for DEBUG_INSNs.
15370 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15372 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
15373 load type reservations.
15375 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
15378 * config/pa/constraints.md: Revert 2015-02-13 change. Use
15379 define_constraint for "Q" and "T" constraints.
15381 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
15383 Tweak the pipeline model for Exynos M1
15385 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
15388 2016-03-17 David Malcolm <dmalcolm@redhat.com>
15391 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
15392 where one or both locations aren't within a line_map.
15394 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
15397 * opts.c (finish_options): Don't set flag_pie to the default if
15398 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
15401 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
15403 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
15404 true as ALL_REGS argument to replace_rtx.
15406 2016-03-17 Richard Biener <rguenther@suse.de>
15409 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
15412 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15415 * rtl.h (replace_rtx): Add ALL_REGS argument.
15416 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
15417 equality and assert mode is the same, instead of just rtx pointer
15419 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
15420 true as ALL_REGS argument to replace_rtx.
15422 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
15424 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
15425 for boolean vector with vector mode only.
15426 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15428 2016-03-17 Nick Clifton <nickc@redhat.com>
15431 * config/rx/rx.c (rx_print_integer): Print negative constants in
15434 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15437 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
15439 2016-03-16 Richard Henderson <rth@redhat.com>
15440 Richard Biener <rguenth@suse.de>
15442 PR middle-end/70240
15443 PR middle-end/68215
15445 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
15446 first operand as is_gimple_condexpr.
15448 PR middle-end/70240
15449 PR middle-end/68215
15451 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
15452 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
15453 Do not gimplify the result.
15454 (do_unop): Adjust call to tree_vec_extract.
15455 (do_binop): Likewise.
15456 (do_compare): Likewise.
15457 (do_plus_minus): Likewise.
15458 (do_negate): Likewise.
15459 (expand_vector_condition): Likewise.
15460 (do_cond): Likewise.
15462 2016-03-16 Richard Henderson <rth@redhat.com>
15465 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
15466 (aarch64_classify_address): Use it.
15467 (aarch64_legitimize_address): Force all subexpressions of PLUS
15468 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
15470 2016-03-16 Jakub Jelinek <jakub@redhat.com>
15471 Richard Biener <rguenth@suse.de>
15474 * rtlanal.c (replace_rtx): For REG, if from is a REG,
15475 return to even if only REGNO is equal, and assert
15478 2016-03-11 Jeff Law <law@redhat.com>
15480 PR rtl-optimization/70224
15481 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
15483 2016-03-16 Richard Henderson <rth@redhat.com>
15485 PR middle-end/70199
15486 * function.h (struct function): Add has_forced_label_in_static.
15487 * gimplify.c (force_labels_r): Set it.
15488 * lto-streamer-in.c (input_struct_function_base): Read it.
15489 * lto-streamer-out.c (output_struct_function_base): Write it.
15490 * tree-inline.c (has_label_address_in_static_1): Remove.
15491 (copy_forbidden): Remove fndecl parameter; test
15492 has_forced_label_in_static.
15493 (inline_forbidden_p): Update call to copy_forbidden.
15494 (tree_versionable_function_p): Likewise.
15495 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
15496 (chkp_versioning): Likewise.
15497 * tree-inline.h (copy_forbidden): Update decl.
15499 2016-03-16 Marek Polacek <polacek@redhat.com>
15502 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
15503 function being thunked if the result type doesn't have fixed size.
15504 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
15505 doesn't have fixed size.
15507 2016-03-16 Bin Cheng <bin.cheng@arm.com>
15509 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
15510 reporting malformed loop nest.
15512 2016-03-16 Tom de Vries <tom@codesourcery.com>
15515 * ipa-devirt.c (possible_polymorphic_call_targets): Move
15516 nodes.length () == 1 test to before first nodes[0] access.
15518 2016-03-16 Tom de Vries <tom@codesourcery.com>
15520 PR tree-optimization/68715
15521 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
15522 single_pred_p test.
15524 2016-03-16 Tom de Vries <tom@codesourcery.com>
15526 PR tree-optimization/68809
15527 * graphite-scop-detection.c (same_close_phi_node): Test if result types
15530 2016-03-16 Carlos O'Donell <carlos@redhat.com>
15531 Sandra Loosemore <sandra@codesourcery.com>
15533 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
15534 on leaf attribute. Mention ELF interposition problems.
15536 2016-03-16 Alan Modra <amodra@gmail.com>
15538 PR rtl-optimization/69195
15539 PR rtl-optimization/47992
15540 * ira.c (indirect_jump_optimize): Ignore artificial defs.
15543 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
15546 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
15548 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15550 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
15552 2016-03-15 Jakub Jelinek <jakub@redhat.com>
15554 PR rtl-optimization/70222
15555 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
15556 optimization if mode is different from result_mode, queue up masking
15557 of the result in outer_op. Formatting fix.
15559 PR middle-end/70239
15560 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
15563 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15565 PR rtl-optimization/69032
15566 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
15567 looping backwards over basic block insns.
15569 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15572 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
15573 to non-speculative when propagating trap bits.
15575 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15577 PR rtl-optimization/63384
15578 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
15579 DEBUG_INSN_P insns.
15581 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15584 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
15585 factored out from ...
15586 (sched_analyze_insn): ... here.
15587 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
15588 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
15589 get_implicit_reg_pending_clobbers in it.
15590 (setup_id_reg_sets): Use setup_id_implicit_regs.
15591 (deps_init_id): Ditto.
15593 2016-03-15 Tom de Vries <tom@codesourcery.com>
15596 * cgraph.c (cgraph_node::get_body): Save, reset and restore
15598 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
15599 execute_function_dump.
15600 (execute_one_pass): Don't dump function if it will be dumped after ipa
15603 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
15605 * genrecog.c (match_pattern_2): If pred is NULL don't call
15606 safe_predicate_mode on it.
15608 2016-03-14 Jakub Jelinek <jakub@redhat.com>
15610 PR middle-end/70219
15611 * lra-constraints.c (delete_move_and_clobber): Change assertion
15612 to also allow dregno == 0.
15614 2016-03-14 Richard Henderson <rth@redhat.com>
15617 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
15618 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
15619 (reassociate_bb): Use optimize_vec_cond_expr; avoid
15620 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
15623 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
15626 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
15628 (lra_create_live_ranges_1): initialize hard register biggest_mode to
15630 * lra-constraints.c (split_reg): For hard regs, try to find the
15631 biggest single-register mode used in the function.
15633 2016-03-14 Richard Biener <rguenther@suse.de>
15635 PR tree-optimization/56365
15636 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
15637 constants to compare against.
15639 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
15642 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15643 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
15644 (define_split for the GPR case): Use int_reg_operand instead of
15645 gpc_reg_operand for the output.
15647 2016-03-14 Tom de Vries <tom@codesourcery.com>
15649 PR tree-optimization/70045
15650 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
15651 create_empty_if_region_on_edge argument.
15653 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
15655 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
15656 (STACK_CHECK_PROTECT): Likewise.
15657 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15658 (STACK_CHECK_PROTECT): Likewise.
15659 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15660 (STACK_CHECK_PROTECT): Likewise.
15661 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
15662 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15663 (STACK_CHECK_PROTECT): Likewise.
15665 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
15667 PR rtl-optimization/69307
15668 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
15669 registers in modes that span more than one register.
15671 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
15674 * lra-constraints.c (delete_move_and_clobber): New.
15675 (remove_inheritance_pseudos): Use it.
15677 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
15680 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
15681 the libcall is LCT_THROW.
15682 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
15683 for the checking routine.
15685 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15688 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
15689 optimization if we have direct move.
15690 (roundu32<mode>2_fprs): Likewise.
15692 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
15695 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
15697 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
15698 Arguments swapped. All callers changed. Take reg_renumber into
15699 account, and Calculate and compare register ranges for hard regs.
15701 2016-03-11 Jeff Law <law@redhat.com>
15703 PR tree-optimization/70190
15704 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15705 Handle cases where we can not extract the taken edge, even though we
15706 found a constant value.
15708 PR tree-optimization/64058
15709 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
15710 (num_coalesce_pairs): Move up earlier in file.
15711 (find_coalesce_pair): Initialize the INDEX field for each pair
15713 (compare_pairs): No longer sort on the elements in each pair.
15714 Instead break ties with the index of the coalesce pair.
15716 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15719 * config/aarch64/aarch64-protos.h
15720 (aarch64_save_restore_target_globals): New prototype.
15721 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
15722 Call the above when popping pragma.
15723 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
15725 (aarch64_set_current_function): Rewrite using the above.
15727 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15729 PR tree-optimization/70177
15730 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
15731 (extract_ops_from_tree): ... this. In the 2 argument
15732 overload remove _1 suffix.
15733 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
15734 (extract_ops_from_tree): ... this.
15735 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
15737 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15738 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
15739 extract_ops_from_tree instead of 2 operand one.
15741 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
15743 PR tree-optimization/70013
15744 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
15745 for constant-pool entries.
15747 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15749 PR rtl-optimization/70174
15750 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
15751 followed by gen_lowpart on force_reg instead of just gen_lowpart.
15753 PR tree-optimization/70169
15754 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
15755 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
15758 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15759 Jakub Jelinek <jakub@redhat.com>
15762 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
15763 of uninitialized values.
15765 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15767 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
15769 ("*trunctddd2"): New pattern definition.
15770 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
15773 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15775 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
15776 definitions for BFP and DFP rounding modes.
15777 ("fixuns_truncdddi2", "fixuns_trunctddi2")
15778 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
15779 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
15780 ("fix_trunctf<mode>2"): Use the new constants instead of magic
15783 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15785 * config/s390/constraints.md: Adjust comment.
15786 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
15787 s390_decompose_addrstyle_without_index.
15788 * config/s390/predicates.md (shift_count_or_setmem_operand):
15789 Rename to setmem_operand.
15790 * config/s390/s390-protos.h
15791 (s390_decompose_shift_count): Rename to
15792 s390_decompose_addrstyle_without_index.
15793 * config/s390/s390.c (s390_decompose_shift_count)
15794 (s390_mem_constraint, print_shift_count_operand)
15795 (print_operand_address, print_operand): Rename
15796 s390_decompose_shift_count to
15797 s390_decompose_addrstyle_without_index and rename
15798 print_shift_count_operand to print_addrstyle_operand troughout the
15800 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
15801 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
15802 Rename shift_count_or_setmem_operand to setmem_operand.
15803 * config/s390/vx-builtins.md ("vec_insert<mode>")
15804 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
15807 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15810 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15811 Handle overlapping retval and newval.
15813 2016-03-10 Nick Clifton <nickc@redhat.com>
15816 * config/aarch64/aarch64.c
15817 (aarch64_override_options_after_change_1): When forcing
15818 flag_omit_frame_pointer to be true, use a special value that can
15819 be detected if this function is called again, thus preventing
15820 flag_omit_leaf_frame_pointer from being forced to be false.
15822 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15824 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
15825 Set x_flag_omit_leaf_frame_pointer when handling
15826 -momit-leaf-frame-pointer.
15828 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15831 * cgraph.c (cgraph_node::dump): Dump split_part and
15832 indirect_call_target.
15833 * cgraph.h (cgraph_node): Add indirect_call_target flag.
15834 * ipa.c (has_addr_references_p): Cleanup.
15835 (is_indirect_call_target_p): New.
15836 (walk_polymorphic_call_targets): Do not mark virtuals that may be
15837 called indirectly as local.
15838 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
15840 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15843 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
15844 on cxa_pure_virtual.
15846 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15849 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
15851 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15854 * tree.c (need_assembler_name_p): Only record main variant type names.
15856 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
15859 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
15860 Always define to 0 or 1.
15861 (TARGET_FIX_ERR_A53_843419): New macro.
15862 * config/aarch64/aarch64-elf-raw.h
15863 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
15864 * config/aarch64/aarch64-linux.h: Likewise.
15865 * config/aarch64/aarch64.c
15866 (aarch64_override_options_after_change_1): Do not default
15867 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
15869 (aarch64_attributes): Handle fix-cortex-a53-843419.
15870 (aarch64_can_inline_p): Likewise.
15871 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
15873 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
15874 Jakub Jelinek <jakub@redhat.com>
15876 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
15877 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
15878 DECL_COMMONS if flag_unconstrained_commons is set.
15879 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15880 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
15881 (funconstrained-commons): Document.
15883 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
15885 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
15886 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
15888 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
15890 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
15891 has a proper number of elements.
15893 2016-03-10 Alan Modra <amodra@gmail.com>
15895 PR rtl-optimization/69195
15896 PR rtl-optimization/47992
15897 * ira.c (recorded_label_ref): Delete.
15898 (update_equiv_regs): Return void.
15899 (indirect_jump_optimize): New function.
15900 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
15901 before regstat_compute_ri. Don't rebuild_jump_labels here.
15902 Delete update_regstat.
15904 2016-03-10 Richard Biener <rguenther@suse.de>
15906 PR tree-optimization/70128
15907 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15908 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
15910 2016-03-09 Jakub Jelinek <jakub@redhat.com>
15912 PR tree-optimization/70152
15913 * tree-sra.c (replace_removed_params_ssa_names): Copy over
15914 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
15917 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
15918 instead of gen_sse2_loadlpd.
15919 * config/i386/sse.md (*vec_concatv2df): Rename to...
15920 (vec_concatv2df): ... this.
15922 PR tree-optimization/70127
15923 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
15925 2016-03-09 David Malcolm <dmalcolm@redhat.com>
15929 * diagnostic-show-locus.c (compatible_locations_p): New function.
15930 (layout::layout): Sanitize ranges using compatible_locations_p.
15932 2016-03-09 David Malcolm <dmalcolm@redhat.com>
15936 * diagnostic-show-locus.c (layout_range::layout_range): Replace
15937 location_range param with three const expanded_locations * and a
15939 (layout::layout): Replace call to
15940 rich_location::lazily_expand_location with get_expanded_location.
15941 Extract the range and perform location expansion here, passing
15942 the results to the layout_range ctor.
15943 * diagnostic.c (source_range::debug): Delete.
15944 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
15945 of rich_location::get_expanded_location.
15946 * gcc-rich-location.c (get_range_for_expr): Delete.
15947 (gcc_rich_location::add_expr): Reimplement to avoid the
15948 rich_location::add_range overload that took a location_range,
15949 passing a location_t instead.
15951 2016-03-09 Richard Biener <rguenther@suse.de>
15952 Jakub Jelinek <jakub@redhat.com>
15954 PR tree-optimization/70138
15955 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15956 Also skip vect_double_reduction_def.
15958 2016-03-09 Jakub Jelinek <jakub@redhat.com>
15961 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
15962 if the operand is "m".
15964 2016-03-09 Nathan Sidwell <nathan@acm.org>
15966 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
15968 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15970 * config/i386/i386.c (processor_target_table): Fix cost table
15971 intialization order for znver1.
15973 2016-03-08 Jakub Jelinek <jakub@redhat.com>
15975 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
15976 - becuase -> because.
15977 * ipa-reference.c (ignore_module_statics): Likewise.
15978 * cgraph.c (cgraph_node::get_body): Likewise.
15979 * ipa-inline.c (early_inliner): Likewise.
15980 * ipa-devirt.c (types_same_for_odr): Likewise.
15981 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
15982 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
15984 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15986 * tree-ssa-math-opts.c: Fix typo in comment.
15988 2016-03-08 Jakub Jelinek <jakub@redhat.com>
15991 * config/i386/i386.c (scalar_chain::make_vector_copies,
15992 scalar_chain::convert_reg): Call end_sequence in between
15993 get_insns and emit_conversion_insns rather than after both
15996 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
15999 * config/i386/i386.h (machine_function): Add
16000 pc_thunk_call_expanded flag.
16001 (ix86_pc_thunk_call_expanded): New define.
16002 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
16003 (*set_got): Rename insn pattern from set_got.
16004 (*set_got_labelled): Rename inst pattern from set_got_labelled.
16005 * config/i386/i386.c (ix86_compute_frame_layout): Use
16006 ix86_pc_thunk_call_expanded to prevent red-zone.
16008 2016-03-07 Martin Jambor <mjambor@suse.cz>
16010 * hsa.h (hsa_get_ctor_statements): Declare.
16011 (hsa_get_dtor_statements): Likewise.
16012 (hsa_get_kernel_dispatch_type): Likewise.
16013 * hsa.c (hsa_get_ctor_statements): New function.
16014 (hsa_get_dtor_statements): Likewise.
16015 (hsa_get_kernel_dispatch_type): Likewise.
16016 * hsa-brig.c (hsa_cdtor_statements): Removed.
16017 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
16018 hsa_get_dtor_statements.
16019 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
16020 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
16022 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
16024 * config/arm/arm-cores.def (cortex-r8): New.
16025 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
16026 * config/arm/arm-tune.md: Likewise.
16027 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
16029 2016-03-07 Martin Sebor <msebor@redhat.com>
16031 PR rtl-optimization/19705
16032 * doc/invoke.texi (Options That Control Optimization): Clarify
16033 -fno-branch-count-reg.
16035 2016-02-26 Richard Biener <rguenther@suse.de>
16036 Jeff Law <law@redhat.com>
16038 PR tree-optimization/69740
16039 * cfghooks.c (remove_edge): Request loop fixups if we delete
16040 an edge that might turn an irreducible loop into a natural
16042 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
16043 Move after definition of loops_state_clear.
16045 2016-03-07 Bin Cheng <bin.cheng@arm.com>
16047 PR rtl-optimization/69052
16048 * rtlanal.c (commutative_operand_precedence): Set higher precedence
16051 2016-03-07 Tom de Vries <tom@codesourcery.com>
16053 PR tree-optimization/70116
16054 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
16055 is_tm_ending stmts and ubsan/asan internal functions.
16056 (find_duplicate): Use it. Don't test is_tm_ending here.
16058 2016-03-07 Richard Biener <rguenther@suse.de>
16060 PR tree-optimization/70115
16061 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
16062 (propagate_constants_for_unrolling): Use replace_uses_by.
16064 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
16066 PR middle-end/69916
16067 * omp-low.c (struct oacc_loop): Add ifns.
16068 (new_oacc_loop_raw): Initialize it.
16069 (finish_oacc_loop): Clear mask & flags if no ifns.
16070 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
16071 (oacc_loop_xform_loop): Add ifns arg & adjust.
16072 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
16074 2016-03-07 Richard Henderson <rth@redhat.com>
16077 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
16078 (insert_value_copy_on_edge): Likewise.
16080 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16082 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
16084 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16087 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
16089 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16091 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
16093 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16095 Fix sseimul type attribute.
16096 * config/i386/znver1.md
16097 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
16098 znver1_sseimul_avx256_load) : Fix the type attribute.
16099 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
16100 pipe usage and latency.
16102 2016-03-05 Jakub Jelinek <jakub@redhat.com>
16105 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
16106 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
16109 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16112 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
16114 PR rtl-optimization/69941
16115 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
16116 the reg share its mode.
16118 2016-03-04 Jeff Law <law@redhat.com>
16120 PR tree-optimization/69196
16121 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16122 If the both SSA_NAMEs are anonymous, then consider them unassociated
16123 and include the PHI in the statement count.
16125 2016-03-05 Tom de Vries <tom@codesourcery.com>
16127 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
16128 construct in oacc routine. Check for oacc region in oacc routine.
16130 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16133 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
16134 2016-02-22 changes, instead don't recurse if RECUR is already true.
16135 Don't change *dynamic_check if RECUR. Adjust recursive caller
16136 to pass true to the new argument.
16137 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
16140 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16141 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
16143 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
16145 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16147 PR rtl-optimization/57676
16148 * lra-assigns.c (lra_assign): Guard test for maximum iterations
16149 with flag_checking.
16151 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
16153 * tree-vect-patterns.c (search_type_for_mask): Handle
16154 comparison of booleans.
16156 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16158 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
16162 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
16163 all other ops that have dw_val_class_die_ref operands,
16164 and DW_OP_GNU_entry_value.
16166 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16168 PR rtl-optimization/69904
16169 * config/arm/arm.c (arm_cannot_copy_insn_p):
16170 Return true for load-exclusive instructions.
16172 2016-03-03 Jakub Jelinek <jakub@redhat.com>
16175 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
16176 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
16177 the pattern no matter if it is used just by non-pattern, pattern
16179 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
16180 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16181 oprnd1 def_stmt is in pattern, don't look through it.
16183 2016-03-03 Marek Polacek <polacek@redhat.com>
16185 PR middle-end/70050
16186 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
16188 2016-03-03 Martin Liska <mliska@suse.cz>
16190 PR tree-optimization/70043
16191 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
16192 previous statement if we see a debug statement.
16194 2016-03-03 Richard Biener <rguenther@suse.de>
16196 PR tree-optimization/55936
16197 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
16198 parameter and guard unsafe equivalence use.
16199 (vrp_evaluate_conditional_warnv_with_ops): Always use
16200 safe equivalences but not via the quadratic compare_names
16203 2016-03-03 Michael Collison <michael.collison@linaro.org>
16206 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
16207 for operand 1 to s_register_operand. Change predicate for operand
16208 2 to arm_not_immediate_operand.
16210 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16212 * doc/tm.texi: Regenerated.
16214 2016-03-02 Richard Henderson <rth@redhat.com>
16217 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16218 simplification when all args are positive non-fixed registers.
16220 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16222 * target.def (lra_p): Specify that new ports should use LRA.
16224 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16227 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16228 gimplify_type_sizes the type they refer to.
16229 (omp_notice_variable): Handle reference vars to VLAs.
16230 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16231 reference to VLA decls in the second pass instead of first pass.
16233 2016-03-02 Tom de Vries <tom@codesourcery.com>
16235 PR tree-optimization/68659
16236 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16237 new_expr == NULL_TREE.
16238 (get_new_name): Handle ADDR_EXPR.
16240 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16242 PR rtl-optimization/69052
16243 * loop-invariant.c (canonicalize_address): New function.
16244 (inv_can_prop_to_addr_use): Check validity of address expression
16245 which is canonicalized by above function.
16247 2016-03-02 Alan Modra <amodra@gmail.com>
16250 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16253 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16256 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16257 (*movhi_internal): Put mask moves from and to memory separately
16258 from moves from/to GPRs.
16260 2016-03-02 Richard Biener <rguenther@suse.de>
16262 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16263 GENERIC expressions in GIMPLE.
16265 2016-03-02 Richard Biener <rguenther@suse.de>
16267 * config/i386/i386.c (type_natural_mode): Fix typo.
16269 2016-03-02 Nick Clifton <nickc@redhat.com>
16271 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16273 2016-03-02 Richard Biener <rguenther@suse.de>
16274 Uros Bizjak <ubizjak@gmail.com>
16277 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16279 2016-03-02 Richard Biener <rguenther@suse.de>
16281 PR middle-end/67278
16282 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16284 2016-03-02 Marek Polacek <polacek@redhat.com>
16287 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16288 "is promoted to" warning.
16290 2016-03-01 DJ Delorie <dj@redhat.com>
16292 * config.gcc: Deprecate mep-*.
16294 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16296 PR middle-end/70025
16297 * lra-constraints.c (regno_val_use_in): New.
16298 (match_reload): Use it instead of regno_use_in.
16300 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16302 PR rtl-optimization/70007
16303 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16304 references present in REG_EQUAL notes attached to non-SET patterns.
16306 2016-03-01 Jeff Law <law@redhat.com>
16308 PR tree-optimization/69196
16309 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16310 Appropriately clamp the number of statements to copy when the
16311 thread path does not traverse a loop backedge.
16313 PR tree-optimization/69196
16314 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16315 Do count some PHIs in the thread path against the insn count. Decrease
16316 final statement count by one as the control statement in the last
16317 block will get removed. Remove special cased code for handling PHIs
16320 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
16323 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
16324 asm dialect alternatives to explicit GOTPCREL calls.
16326 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16329 * ira.c (do_reload): Issue warning for generic stack checking here...
16330 * reload1.c (reload): ...instead of here and streamline it.
16332 2016-03-01 Nick Clifton <nickc@redhat.com>
16334 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
16336 2016-03-01 Richard Biener <rguenther@suse.de>
16338 PR tree-optimization/69983
16339 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
16340 types and fall back to operand_equal_p.
16342 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16345 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16347 * config/s390/constraints.md ("jm8"): New constraint.
16348 * config/s390/predicates.md ("const_int_8bitset_operand"): New
16350 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
16352 ("*setmem_long<setmem_and>"): New pattern.
16353 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
16355 ("*setmem_long_31z<setmem_and>"): New pattern.
16356 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
16357 New substitution rules with the required attributes.
16360 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16363 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16365 * gensupport.c (process_substs_on_one_elem): Split loop to
16366 complete mark_operands_used_in_match_dup on all expressions in the
16368 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16369 and remove function.
16371 2016-03-01 Richard Biener <rguenther@suse.de>
16373 PR middle-end/70022
16374 * fold-const.c (fold_indirect_ref_1): Fix range checking for
16375 vector BIT_FIELD_REF extract.
16377 2016-03-01 Richard Biener <rguenther@suse.de>
16379 PR tree-optimization/69994
16380 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
16382 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
16384 PR tree-optimization/69956
16385 * tree-vect-stmts.c (supportable_widening_operation): Support
16386 multi-step conversion of boolean vectors.
16387 (supportable_narrowing_operation): Likewise.
16389 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16391 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
16394 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16396 * config/s390/subst.md (DSI_VI): New mode iterator.
16397 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
16398 * config/s390/vector.md ("vec_set<mode>"): Move expander before
16399 the insn definition.
16400 ("*vec_set<mode>"): Change predicate and add alternative to
16401 support only either register or const_int operands as element
16403 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
16405 ("vec_extract<mode>"): New expander.
16406 ("*vec_extract<mode>"): New insn definition supporting reg and
16407 const_int element selectors.
16408 ("*vec_extract<mode>_plus"): New insn definition supporting
16409 reg+const_int element selectors.
16410 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
16411 following expander+insn definition.
16412 ("<vec_shifts_name><mode>3"): New expander.
16413 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
16415 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16417 * config/s390/s390.md ("*tabort_1"): Change predicate to
16418 nonmemory_operand. Add a second alternative to cover
16419 register as well as const int operands.
16420 ("*tabort_1_plus"): New pattern definition.
16422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16424 * config/s390/s390.md ("*ashrdi3_cc_31")
16425 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
16426 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
16427 Merge insn definitions into ...
16428 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16429 New pattern definition.
16430 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
16431 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
16432 ("*ashr<mode>3_and"): Merge insn definitions into ...
16433 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16434 New pattern definition.
16435 * config/s390/subst.md ("addr_style_op_cc_subst")
16436 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
16437 substitutions patterns plus attributes.
16438 Add ashiftrt to SUBST iterator.
16440 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16442 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
16443 op2 to nonmemory_operand.
16444 ("*<shift>di3_31", "*<shift>di3_31_and"):
16445 Merge into single pattern definition ...
16446 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
16447 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
16448 pattern definition ...
16449 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
16450 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
16453 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16455 * config/s390/predicates.md (const_int_6bitset_operand): New
16457 * config/s390/s390.md: Include subst.md.
16458 ("rotl<mode>3"): New expander.
16459 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
16461 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
16462 * config/s390/subst.md: New file.
16464 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16466 * config/s390/s390.md ("op_type", "atype", "length" attributes):
16467 Remove RRR type. It doesn't really exist.
16468 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
16470 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
16471 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
16472 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
16473 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
16474 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
16475 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
16476 `enabled' attribute.
16478 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16480 * gensupport.c (process_substs_on_one_elem): Split loop to
16481 complete mark_operands_used_in_match_dup on all expressions in the
16483 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16484 and remove function.
16486 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16489 * config/sparc/sparc.c (NWORDS_UP): Rename to...
16490 (CEIL_NWORDS): ...this. Use CEIL macro.
16491 (compute_fp_layout): Adjust to above renaming.
16492 (function_arg_union_value): Likewise.
16493 (sparc_arg_partial_bytes): Likewise.
16494 (sparc_function_arg_advance): Likewise.
16496 2016-02-29 Jeff Law <law@redhat.com>
16498 PR tree-optimization/70005
16499 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
16500 where an object with a boolean range is compared against a value
16503 PR tree-optimization/69999
16504 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
16505 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
16508 2016-02-29 Richard Biener <rguenther@suse.de>
16510 PR tree-optimization/69994
16511 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
16512 (get_unary_op): Look through nop conversions.
16513 (ops_equal_values_p): New function, look for equality diregarding
16515 (eliminate_plus_minus_pair): Use ops_equal_values_p
16516 (repropagate_negates): Do not use get_unary_op here.
16518 2016-02-29 Martin Liska <mliska@suse.cz>
16520 * system.h: Poison ENABLE_CHECKING macro.
16522 2016-02-29 Martin Liska <mliska@suse.cz>
16524 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
16525 is presented in dump flags.
16526 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16527 (hsa_regalloc): Likewise.
16529 2016-02-19 Richard Biener <rguenther@suse.de>
16531 PR tree-optimization/69980
16532 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
16533 permutation of those we need to keep.
16535 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16538 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
16539 (NWORDS_UP): ...this
16540 (init_cumulative_args): Minor tweaks.
16541 (sparc_promote_function_mode): Likewise.
16542 (scan_record_type): Delete.
16543 (traverse_record_type): New function template.
16544 (classify_data_t): New structure type.
16545 (classify_registers): New inline function.
16546 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
16547 exhausted. Instantiate traverse_record_type on classify_registers and
16548 deal with the case of a structure passed in slot #15 with no FP field
16550 (assign_data_t): New structure type.
16551 (compute_int_layout): New static function.
16552 (compute_fp_layout): Likewise.
16553 (count_registers): New inline function.
16554 (assign_int_registers): New static function.
16555 (assign_fp_registers): Likewise.
16556 (assign_registers): New inline function.
16557 (function_arg_record_value_1): Delete.
16558 (function_arg_record_value_2): Likewise.
16559 (function_arg_record_value_3): Likewise.
16560 (function_arg_record_value): Adjust to above changes. Instantiate
16561 traverse_record_type on count_registers to first count the number of
16562 registers to be used and then on assign_registers to assign them.
16563 (function_arg_union_value): Adjust to above renaming.
16564 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
16565 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
16566 case of a structure passed in slot #15
16567 (sparc_function_arg_advance): Likewise.
16568 (function_arg_padding): Minor tweak.
16570 2016-02-29 Richard Biener <rguenther@suse.de>
16572 PR tree-optimization/69720
16573 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
16574 the adjustment_def path for possibly vectorized defs.
16575 (vect_create_epilog_for_reduction): Handle vectorized initial
16578 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
16580 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
16582 2016-02-27 Jeff Law <law@redhat.com>
16585 2016-02-26 Richard Biener <rguenther@suse.de>
16586 Jeff Law <law@redhat.com>
16588 PR tree-optimization/69740
16589 * cfghooks.c (remove_edge): Request loop fixups if we delete
16590 an edge that might turn an irreducible loop into a natural
16593 2016-02-27 Jakub Jelinek <jakub@redhat.com>
16595 PR rtl-optimization/69896
16596 * tree-vect-generic.c (get_compute_type): Avoid single element
16599 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
16601 Rename the AArch64 tuning option and related functions to enable the
16602 Newton series for the reciprocal square root to reflect its
16603 approximative characteristic.
16605 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
16606 function to "aarch64_emit_approx_rsqrt".
16607 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
16608 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
16609 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
16610 (xgene1_tunings): Likewise.
16611 (use_rsqrt_p): Likewise.
16612 (aarch64_emit_swrsqrt): Use new function name.
16613 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
16614 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
16615 text explaining this option.
16616 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
16618 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16621 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
16622 complain about -mallow-movmisalign without -mvsx if
16623 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
16625 2016-02-26 Joel Sherrill <joel@rtems.org>
16627 * config.gcc: Add x86_64-*-rtems*.
16628 * config/i386/rtems-64.h: New file.
16630 2016-02-26 Joel Sherrill <joel@rtems.org>
16632 * config.gcc: Add aarch64-*-rtems*.
16633 * config/aarch64/rtems.h: New file.
16635 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
16638 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
16639 shift amount using %h. Add comment.
16641 2016-02-26 Richard Biener <rguenther@suse.de>
16642 Jeff Law <law@redhat.com>
16644 PR tree-optimization/69740
16645 * cfghooks.c (remove_edge): Request loop fixups if we delete
16646 an edge that might turn an irreducible loop into a natural
16649 2016-02-26 Martin Jambor <mjambor@suse.cz>
16651 PR middle-end/69920
16652 * tree-sra.c (sra_modify_assign): Do not remove loads of
16653 uninitialized aggregates to SSA_NAMEs.
16655 2016-02-26 Richard Henderson <rth@redhat.com>
16658 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
16659 pseudo in case the target rtx matches the source of the left
16662 2016-02-26 Martin Jambor <mjambor@suse.cz>
16665 * hsa.h (hsa_type_packed_p): Declare.
16666 * hsa.c (hsa_type_packed_p): New function.
16667 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
16669 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
16670 * hsa-brig.c (emit_basic_insn): Likewise.
16672 2016-02-26 Martin Jambor <mjambor@suse.cz>
16675 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
16677 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
16679 2016-02-26 Martin Jambor <mjambor@suse.cz>
16681 * hsa.h (is_a_helper): New overload for hsa_op_immed for
16682 hsa_op_with_type operands.
16683 (hsa_unsigned_type_for_type): Declare.
16684 * hsa.c (hsa_unsigned_type_for_type): New function.
16685 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
16686 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
16687 the finalizer. Do not emit extra move.
16689 2016-02-26 Martin Jambor <mjambor@suse.cz>
16691 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
16692 atomic operations in private segment.
16694 2016-02-26 Martin Jambor <mjambor@suse.cz>
16696 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
16697 statements to wi->info. Also disallow omp simd constructs.
16698 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
16699 for not gridifying. Dump special string for omp_for.
16701 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16704 * config/aarch64/aarch64.c (aarch64_set_current_function):
16705 Save/restore target globals when switching to
16706 target_option_default_node.
16708 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16711 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
16712 Return 0 if !SHIFT_COUNT_TRUNCATED.
16714 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16715 Eric Botcazou <ebotcazou@adacore.com>
16717 PR rtl-optimization/69891
16718 * dse.c (scan_insn): If we can't figure out memset arguments
16719 or they are non-constant, call clear_rhs_from_active_local_stores.
16721 2016-02-26 Martin Liska <mliska@suse.cz>
16723 * doc/extend.texi: Mention clog10, clog10f an clog10l
16724 in Builtins section.
16726 2016-02-26 Martin Liska <mliska@suse.cz>
16728 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
16730 (resolve_args_picking_1): Likewise.
16731 * dwarf2out.h (struct GTY): Likewise.
16733 2016-02-26 Martin Liska <mliska@suse.cz>
16735 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
16736 with flag_checking.
16737 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16739 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
16740 Martin Liska <mliska@suse.cz>
16742 * doc/install.texi: Mention --enable-valgrind-annotations.
16744 2016-02-26 Richard Biener <rguenther@suse.de>
16746 PR tree-optimization/69551
16747 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
16748 looking through aliases adjust DECL_PT_UID to refer to the
16749 ultimate alias target.
16751 2016-02-25 Martin Liska <mliska@suse.cz>
16753 PR middle-end/69919
16754 * alloc-pool.c (after_memory_report): New variable.
16755 * alloc-pool.h (base_pool_allocator ::release): Do not use
16756 the infrastructure if after_memory_report.
16757 * toplev.c (toplev::main): Mark after memory report.
16759 2016-02-25 Richard Biener <rguenther@suse.de>
16761 PR tree-optimization/48795
16762 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
16764 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
16767 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
16768 offloading is enabled and -fopenacc or -fopenmp is specified.
16769 (CRTOFFLOADEND): Likewise.
16770 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
16771 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
16772 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
16773 (offload_objects_file_name): New static var.
16774 (tool_cleanup): Remove offload_objects_file_name file.
16775 (find_offloadbeginend): Replace with ...
16776 (find_crtoffloadtable): ... this.
16777 (run_gcc): Remove offload_argc and offload_argv.
16778 Get offload_objects_file_name from -foffload-objects=... option.
16779 Read names of object files with offload from this file, pass them to
16780 compile_images_for_offload_targets. Don't call find_offloadbeginend and
16781 don't pass offloadbegin and offloadend to the linker. Don't pass
16782 offload non-LTO files to the linker, because now they're not claimed.
16784 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
16787 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16788 on builtin_unreachable.
16790 2016-02-25 Jakub Jelinek <jakub@redhat.com>
16792 PR rtl-optimization/69896
16793 * regcprop.c: Include cfgrtl.h.
16794 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
16795 than remembered mode, either delete it (if noop_move_p), or
16796 treat like copy_p but not noop_p instruction.
16798 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16801 * dwarf2out.c (gen_variable_die): Work around buggy LTO
16802 - allow NULL decl for Fortran DW_TAG_common_block variables.
16804 2016-02-24 Jason Merrill <jason@redhat.com>
16806 * common.opt (flifetime-dse): Add -flifetime-dse=1.
16808 2016-02-24 Richard Biener <rguenther@suse.de>
16809 Jakub Jelinek <jakub@redhat.com>
16811 PR middle-end/69760
16812 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
16813 conditionally executed ops to well-defined overflow behavior.
16815 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16817 PR middle-end/69915
16818 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
16821 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16823 PR rtl-optimization/69886
16824 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
16825 argument. Use it when checking validity of set instructions.
16826 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
16827 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
16829 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
16830 * store-motion.c (find_moveable_store): Update
16831 can_assign_to_reg_without_clobbers_p callsite.
16833 2016-02-24 Richard Biener <rguenther@suse.de>
16835 PR middle-end/68963
16836 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
16838 (record_nonwrapping_iv): Do not fall back to the low/high bound
16839 for non-constant IV bases if the stmt is not always executed.
16841 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16843 * config/arm/arm-cores.def (cortex-a32): New entry.
16844 * config/arm/arm-tables.opt: Regenerate.
16845 * config/arm/arm-tune.md: Regenerate.
16846 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
16847 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
16848 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
16849 for -mcpu and -mtune.
16851 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16854 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
16855 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
16856 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
16857 (atomic_loaddi_1): Delete.
16858 (atomic_loaddi): Rewrite expander using the above changes.
16860 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16863 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
16866 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16867 Richard Biener <rguenth@suse.de>
16869 PR middle-end/69909
16870 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
16871 set_mem_attributes if tem is SSA_NAME which got expanded
16874 2016-02-24 Richard Biener <rguenther@suse.de>
16876 PR tree-optimization/69907
16877 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
16878 end of permutations for BB vectorization.
16880 2016-02-24 Christian Bruel <christian.bruel@st.com>
16882 * config/arm/arm-c.c (arm_option_override): Initialize
16883 target_option_current_node.
16884 * config/arm/arm.c (arm_pragma_target_parse): Replace
16885 build_target_option_node call by target_option_current_node.
16886 Set target_option_current_node.
16889 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
16892 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
16893 define_insn_and_split to define_insn.
16894 (zero_extendqi<mode>2_dot2): Same.
16895 (extendqi<mode>2_dot): Same.
16896 (extendqi<mode>2_dot2): Same.
16898 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
16900 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
16901 and add bypass for AES{D,E} and AESMC pairs.
16902 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
16905 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
16907 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
16908 series for reciprocal square root in Exynos M1.
16910 2016-02-23 Martin Sebor <msebor@redhat.com>
16913 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
16914 __builtin_alloca_with_align.
16916 2016-02-23 Richard Henderson <rth@redhat.com>
16918 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
16919 (ix86_register_pragmas): Remove __seg_tls.
16920 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
16921 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
16922 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
16923 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
16924 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
16925 * doc/extend.texi (__seg_tls): Remove item.
16927 2016-02-23 Richard Biener <rguenther@suse.de>
16929 * alloc-pool.h (struct allocation_object): Make id member
16930 conditional on CHECKING_P again.
16931 (get_instance): Adjust.
16932 (base_pool_allocator): Likewise.
16934 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
16936 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
16937 (parallelize_loops): In OpenACC kernels mode, set n_threads to
16939 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
16941 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
16943 2016-02-23 Richard Biener <rguenther@suse.de>
16945 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
16946 * bitmap.h (struct bitmap_usage): Likewise.
16947 (bitmap_move): Declare.
16948 * bitmap.c (register_overhead): Take size_t argument.
16949 (bitmap_move): New function.
16950 * df-problems.c (df_rd_transfer_function): Use bitmap_move
16951 to properly account overhead.
16952 * tree.c (free_node): Use tree_size.
16954 2016-02-23 Jakub Jelinek <jakub@redhat.com>
16957 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
16958 when inverting comparison.
16961 * common.opt (Wunreachable-code): Add Warning flag.
16963 2016-02-23 Mark Wielaard <mjw@redhat.com>
16964 Jakub Jelinek <jakub@redhat.com>
16967 * cgraphunit.c (check_global_declaration): Check main_input_filename
16968 and DECL_SOURCE_FILE are not NULL.
16970 2016-02-23 Martin Jambor <mjambor@suse.cz>
16972 PR tree-optimization/69666
16973 * tree-sra.c (sra_modify_assign): Do not attempt to create
16974 default_def replacements for unscalarizable regions.
16976 2016-02-20 Mark Wielaard <mjw@redhat.com>
16979 * cgraphunit.c (check_global_declaration): Check level of
16980 warn_unused_const_variable and main_input_filename.
16981 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
16982 (-Wunused-variable): For C implies -Wunused-const-variable=1.
16983 (-Wunused-const-variable): Explain levels 1 and 2.
16985 2016-02-22 Jakub Jelinek <jakub@redhat.com>
16988 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
16989 identical arguments. Formatting and spelling fixes.
16992 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
16997 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
16998 and m68k-devices.def.
16999 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
17000 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
17002 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
17004 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
17005 and HImode registers.
17007 2016-02-22 Richard Biener <rguenther@suse.de>
17009 PR tree-optimization/69882
17010 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
17011 preserve permutations present because of gaps.
17012 (vect_supported_load_permutation_p): Always continue checking
17013 permutations after vect_attempt_slp_rearrange_stmts.
17015 2016-02-22 Bin Cheng <bin.cheng@arm.com>
17017 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
17018 min_profitable_estimate, rather than min_profitable_iters.
17020 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17023 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
17024 SImode for last match_operand.
17026 2016-02-22 Martin Liska <mliska@suse.cz>
17028 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
17029 return bitsize - 1 as the return value.
17031 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
17035 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
17036 Handle negative shift counts.
17037 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
17038 force_reg on the shift constant.
17039 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
17040 (lshrsi3_d): Handle negative shift counts.
17042 2016-02-22 Richard Biener <rguenther@suse.de>
17043 Tom de Vries <tom@codesourcery.com>
17045 * graph.c: Include dumpfile.h.
17046 (print_graph_cfg): Split into three overloads.
17047 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
17049 2016-02-22 Tom de Vries <tom@codesourcery.com>
17051 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
17054 2016-02-22 Richard Biener <rguenther@suse.de>
17057 * ipa-inline-transform.c (inline_call): When not updating
17058 overall summaries adjust self size by the growth estimate.
17059 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
17060 hash-set, do not update overall summaries here. Renamed from ...
17061 (inline_to_all_callers): ... this which is now wrapping the
17062 above and performing delayed overall summary update.
17063 (early_inline_small_functions): Delay updating of the overall
17066 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
17068 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
17071 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17074 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
17075 :%* in %:gt() argument.
17076 (greater_than_spec_func): Adjust for expecting only numbers,
17077 if there are more than two numbers, compare the last two.
17079 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
17081 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
17082 -Wnarrowing with -std.
17084 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17087 * expr.c (store_field): Don't use bit-field path if exp is
17088 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
17089 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
17090 and the assignment can be performed by bitwise copy. Formatting
17093 PR middle-end/69838
17094 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
17095 call copy_reg_eh_region_note_forward on before and/or after sequences
17096 and remove note from insn if it no longer can throw.
17099 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
17100 if TARGET_AVX512BW.
17102 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17104 * config/s390/vector.md: Add missing commutative operand markers
17105 to the patterns which qualify for one.
17106 * config/s390/vx-builtins.md: Likewise.
17108 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17110 * config/s390/vector.md (VI, VI_QHS): Add single element vector
17111 types to mode iterators.
17112 (vec_double): ... and mode attribute.
17113 * config/s390/vx-builtins.md (non_vec_int): Likewise.
17115 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17117 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
17118 Change the predicate of op2 from nonimmediate to general and let
17119 reload fix it if necessary.
17121 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17123 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
17125 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17127 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
17130 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17132 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
17133 * config/s390/s390.c (s390_expand_vec_movstr): New function.
17134 * config/s390/s390.md ("movstr<P:mode>"): Call
17135 s390_expand_vec_movstr.
17137 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17139 * config/s390/s390.md: Add missing output modifier for operand 1
17140 to print it as address properly.
17142 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17144 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
17145 * config/s390/2964.md: New file.
17146 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
17147 of insn grouping attributes depending on the CPU level.
17148 (s390_get_unit_mask): New function.
17149 (s390_sched_score): Remove the OOO from the scheduling macros.
17150 Add loop to calculate a score for the instruction mix.
17151 (s390_sched_reorder): Likewise plus improve debug output.
17152 (s390_sched_variable_issue): Rename macros as above. Calculate
17153 the unit distances after actually scheduling an insn. Improve
17155 (s390_sched_init): Clear last_scheduled_unit_distance array.
17156 * config/s390/s390.md: Include 2964.md.
17158 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17161 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
17162 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
17163 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
17164 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
17165 *avx512f_<code>v8div16qi2_mask_1): New insns.
17167 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17170 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
17173 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
17174 earlyclobber from target. Use wF constraint for fused memory
17176 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
17178 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17179 Martin Liska <mliska@suse.cz>
17182 * cfgexpand.c (asan_sanitize_stack_p): New function.
17183 (partition_stack_vars): Use the function.
17184 (expand_stack_vars): Likewise.
17185 (defer_stack_allocation): Likewise.
17186 (expand_used_vars): Likewise.
17188 2016-02-18 Richard Biener <rguenther@suse.de>
17190 PR middle-end/69553
17191 * fold-const.c (operand_equal_p): Properly compare offsets for
17192 IMAGPART_EXPR and ARRAY_REF.
17194 2016-02-18 Nick Clifton <nickc@redhat.com>
17198 * config/arm/arm.c (arm_option_override_internal): Disable
17199 interworking if the target does not support thumb instructions.
17200 (arm_reload_in_hi): Handle the case where a register to register
17201 move needs reloading because there is no simple pattern to handle
17203 (arm_reload_out_hi): Likewise.
17205 2016-02-18 Richard Biener <rguenther@suse.de>
17207 PR middle-end/69854
17208 * match.pd: Don't use fold_binary or fold_unary for folding
17211 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17214 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17215 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17216 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17217 warn on gimple_no_warning_p statements.
17219 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17221 * doc/extend.texi (C++ Attributes): Correct description of
17222 warn_unused type attribute.
17224 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17226 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17227 correct instruction.
17229 2016-02-17 Richard Biener <rguenther@suse.de>
17231 PR rtl-optimization/69609
17232 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17233 (find_traces_1_round): When ending a trace update cached priority
17235 (bb_to_key): Use cached priority when available.
17236 (copy_bb): Initialize cached priority.
17237 (reorder_basic_blocks_software_trace_cache): Likewise.
17239 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17242 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17244 (aarch64_comparison_operator): Break overly long line into two.
17245 (aarch64_comparison_operation): Likewise.
17246 * config/aarch64/aarch64.md (cstorecc4): Use
17247 aarch64_comparison_operator_mode instead of
17248 aarch64_comparison_operator.
17249 (cstore<mode>4): Likewise.
17250 (aarch64_cstore<mode>): Likewise.
17251 (*cstoresi_insn_uxtw): Likewise.
17252 (cstore<mode>_neg): Likewise.
17253 (*cstoresi_neg_uxtw): Likewise.
17255 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17258 * config/arm/predicates.md (arm_comparison_operator_mode):
17260 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17261 instead of arm_comparison_operator.
17262 (*mov_negscc): Likewise.
17263 (*mov_notscc): Likewise.
17264 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17265 (*thumb2_mov_negscc): Likewise.
17266 (*thumb2_mov_negscc_strict_it): Likewise.
17267 (*thumb2_mov_notscc): Likewise.
17268 (*thumb2_mov_notscc_strict_it): Likewise.
17270 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17272 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17273 Add missing return.
17275 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17277 * config/visium/visium.c (machine_libfunc_index): New enum.
17278 (machine_libfuncs): New structure.
17279 (visium_libfuncs): New static variable.
17280 (TARGET_INIT_LIBFUNCS): Define to...
17281 (visium_init_libfuncs): ...this. New function.
17282 (expand_block_move_4): Use the appropriate libfunc.
17283 (expand_block_move_2): Likewise.
17284 (expand_block_move_1): Likewise.
17285 (expand_block_set_4): Likewise.
17286 (expand_block_set_2): Likewise.
17287 (expand_block_set_1): Likewise.
17288 (visium_trampoline_init): Likewise.
17290 2016-02-17 Nick Clifton <nickc@redhat.com>
17292 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17293 TI's devices.csv file as of March 2016.
17295 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17298 * opts-global.c (handle_common_deferred_options): Introduce and
17299 initialize two global variables to remember command-line options
17300 specifying a stack-limiting register.
17301 * opts.h: Add extern declarations of the two new global variables.
17302 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17303 variable based on the values of the two new global variables.
17305 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17308 * common.opt (Wnonnull-compare): New warning.
17309 * doc/invoke.texi (-Wnonnull): Remove text about comparison
17310 of arguments against NULL.
17311 (-Wnonnull-compare): Document.
17312 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
17313 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
17314 * passes.def (pass_warn_nonnull_compare): Add.
17315 * gimple-ssa-nonnull-compare.c: New file.
17317 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17319 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
17320 AARCH64_EXTRA_TUNE_RECIP_SQRT.
17322 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17324 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
17325 reciprocal sqrt for -mlow-precision-recip-sqrt.
17327 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17328 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17330 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
17331 always use lane loads to construct non-constant vectors.
17333 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17335 * config/aarch64/aarch64.md
17336 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
17337 constraints for operand 3.
17338 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
17340 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17341 Richard Biener <rguenther@suse.de>
17343 PR tree-optimization/69820
17344 * tree-vect-patterns.c (type_conversion_p): Return false if
17345 *orig_type is unsigned single precision or boolean.
17346 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
17349 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17351 PR rtl-optimization/69764
17352 PR rtl-optimization/69771
17353 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
17354 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
17356 2016-02-16 Richard Biener <rguenther@suse.de>
17358 PR tree-optimization/69776
17359 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
17361 (indirect_refs_may_alias_p): Likewise.
17362 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
17363 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
17364 according to tbaa_p.
17365 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
17366 (optimize_stmt): For redundant store discovery do not allow tbaa.
17368 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
17370 PR tree-optimization/69714
17371 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
17372 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
17374 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
17376 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
17377 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
17378 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
17379 * config/arc/arc.c (arc_init): Check FPU options.
17380 (get_arc_condition_code): Handle new CC_FPU* modes.
17381 (arc_select_cc_mode): Likewise.
17382 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
17383 register pair only. Allow access for ARCv2 accumulator.
17384 (gen_compare_reg): Whenever we have FPU support use FPU compare
17386 (arc_reorg): Don't generate brcc insns when FPU compare
17387 instructions are involved.
17388 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
17389 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
17390 floating point emulation.
17391 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
17392 (REVERSE_CONDITION): Add new CC_FPU* modes.
17393 (TARGET_FP_SP_BASE): Define.
17394 (TARGET_FP_DP_BASE): Likewise.
17395 (TARGET_FP_SP_FUSED): Likewise.
17396 (TARGET_FP_DP_FUSED): Likewise.
17397 (TARGET_FP_SP_CONV): Likewise.
17398 (TARGET_FP_DP_CONV): Likewise.
17399 (TARGET_FP_SP_SQRT): Likewise.
17400 (TARGET_FP_DP_SQRT): Likewise.
17401 (TARGET_FP_DP_AX): Likewise.
17402 * config/arc/arc.md (ARCV2_ACC): New constant.
17403 (type): New fpu type attribute.
17404 (SDF): Conditional iterator.
17405 (cstore<mode>, cbranch<mode>): Change expand condition.
17406 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
17407 handles FPU/FPX cases as well.
17408 * config/arc/arc.opt (mfpu): New option.
17409 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
17411 (adddf3, muldf3, subdf3): Removed.
17412 * config/arc/predicates.md (proper_comparison_operator): Recognize
17414 * config/arc/fpu.md: New file.
17415 * doc/invoke.texi (ARC Options): Document mfpu option.
17417 2016-02-16 Richard Biener <rguenther@suse.de>
17419 PR rtl-optimization/69291
17420 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
17421 noce_operand_ok check.
17423 2016-02-16 Tom de Vries <tom@codesourcery.com>
17426 * omp-low.c (simd_clone_create): Remove call to
17427 symtab->call_cgraph_insertion_hooks.
17429 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17431 PR tree-optimization/69802
17432 * tree-ssa-reassoc.c (update_range_test): If op is
17433 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
17434 op == 1 test of precision 1 integral op, otherwise handle
17435 that case as op itself. Fix up formatting.
17436 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
17439 2016-02-16 Richard Biener <rguenther@suse.de>
17441 PR tree-optimization/69586
17442 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
17443 types for conversion sources.
17445 2016-02-16 Richard Biener <rguenther@suse.de>
17447 PR middle-end/69801
17448 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
17449 mask OEP_ADDRESS_OF.
17451 2016-02-16 Alan Modra <amodra@gmail.com>
17454 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17455 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
17456 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
17458 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
17459 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
17460 (p8_fmrgow_<mode>): Likewise.
17461 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
17463 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
17464 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
17465 to use movdi_internal64. Remove op0_di.
17466 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
17468 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
17470 Add support for the FCCMP insn types
17472 * config/aarch64/aarch64.md (fccmp): Change insn type.
17473 (fccmpe): Likewise.
17474 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
17475 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
17476 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
17477 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
17478 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
17479 * config/arm/types.md (fccmps): Add new insn type.
17480 (fccmpd): Likewise.
17482 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
17484 * alias.c (get_alias_set): Fix a typo in comment.
17486 2016-02-15 Richard Biener <rguenther@suse.de>
17488 PR tree-optimization/69595
17489 * match.pd: Complete range test simplification to true.
17491 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
17493 PR rtl-optimization/69648
17494 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
17495 pic_offset_table_rtx.
17497 PR rtl-optimization/69752
17498 * ira.c (update_equiv_regs): When looking for more than a single SET,
17499 also take other side effects into account.
17501 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17503 * config/s390/s390.c (s390_function_profiler): Add a new sequence
17504 for z900+ CPUs in 31-bit mode.
17506 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17508 * common/config/s390/s390-common.c (s390_supports_split_stack):
17510 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
17511 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
17512 * config/s390/s390.c (struct machine_function): New field
17513 split_stack_varargs_pointer.
17514 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
17515 in s390_emit_prologue.
17516 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
17518 (morestack_ref): New global.
17519 (SPLIT_STACK_AVAILABLE): New macro.
17520 (s390_expand_split_stack_prologue): New function.
17521 (s390_live_on_entry): New function.
17522 (s390_va_start): Use split-stack vararg pointer if appropriate.
17523 (s390_asm_file_end): Emit the split-stack note sections.
17524 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
17525 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
17526 (UNSPECV_SPLIT_STACK_CALL): New unspec.
17527 (UNSPECV_SPLIT_STACK_DATA): New unspec.
17528 (split_stack_prologue): New expand.
17529 (split_stack_space_check): New expand.
17530 (split_stack_data): New insn.
17531 (split_stack_call): New expand.
17532 (split_stack_call_*): New insn.
17533 (split_stack_cond_call): New expand.
17534 (split_stack_cond_call_*): New insn.
17536 2016-02-15 Richard Biener <rguenther@suse.de>
17538 PR tree-optimization/69783
17539 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17540 Add trivially correct cases.
17542 2016-02-15 Tom de Vries <tom@codesourcery.com>
17545 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
17547 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
17549 2016-02-15 Richard Biener <rguenther@suse.de>
17551 PR tree-optimization/69776
17552 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17553 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
17554 indicate whether we can use TBAA to disambiguate against stores.
17555 Use alias-set zero if not.
17556 (visit_reference_op_store): Do not use TBAA when looking up
17558 * tree-ssa-pre.c (compute_avail): Use TBAA here.
17559 (eliminate_dom_walker::before_dom_children): But not when looking
17560 up redundant stores.
17562 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
17564 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
17566 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17568 * config/i386/znver1.md
17569 (znver1_pop, znver1_pop_mem,
17570 znver1_load_imov_double_store,
17571 znver1_load_imov_direct_store,
17572 znver1_load_imov_direct_load,
17573 znver1_load_imov_double_load): Add new.
17574 (znver1_insn, znver1_insn_load): Add icmov type.
17575 (znver1_sseavx_fma,
17576 znver1_sseavx_fma_load,
17578 znver1_avx256_fma_load): Fix pipe usage.
17580 2016-02-14 Alan Modra <amodra@gmail.com>
17583 * reload.c (find_reloads_address_1): For pre/post-inc/dec
17584 with an invalid hard reg, reload just the reg not the entire
17585 pre/post-inc/dec address expression.
17587 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17590 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
17591 fixed R1_REG scratch reg.
17592 (sibcall_value_pcrel_fdpic): Likewise.
17594 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17598 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
17600 2016-02-12 Walter Lee <walt@tilera.com>
17602 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
17603 * config/tilegx/t-tilegx: Likewise.
17605 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17608 * diagnostic-show-locus.c (struct line_span): New struct.
17609 (layout::get_first_line): Delete.
17610 (layout::get_last_line): Delete.
17611 (layout::get_num_line_spans): New member function.
17612 (layout::get_line_span): Likewise.
17613 (layout::print_heading_for_line_span_index_p): Likewise.
17614 (layout::get_expanded_location): Likewise.
17615 (layout::calculate_line_spans): Likewise.
17616 (layout::m_first_line): Delete.
17617 (layout::m_last_line): Delete.
17618 (layout::m_line_spans): New field.
17619 (layout::layout): Update comment. Replace m_first_line and
17620 m_last_line with m_line_spans, replacing their initialization
17621 with a call to calculate_line_spans.
17622 (diagnostic_show_locus): When printing source lines and
17623 annotations, rather than looping over a single span
17624 of lines, instead loop over each line_span within
17625 the layout, with an inner loop over the lines within them.
17626 Call the context's start_span callback when changing line spans.
17627 * diagnostic.c (diagnostic_initialize): Initialize start_span.
17628 (diagnostic_build_prefix): Break out the building of the location
17629 part of the string into...
17630 (diagnostic_get_location_text): ...this new function, rewriting
17631 it from nested ternary expressions to a sequence of "if"
17633 (default_diagnostic_start_span_fn): New function.
17634 * diagnostic.h (diagnostic_start_span_fn): New typedef.
17635 (diagnostic_context::start_span): New field.
17636 (default_diagnostic_start_span_fn): New prototype.
17638 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17641 * gcc.c (driver::finalize): Fix cleanup of "specs".
17643 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17647 * gcc.c (driver::driver): Initialize m_option_suggestions.
17648 (driver::~driver): Clean up m_option_suggestions.
17649 (suggest_option): Convert to...
17650 (driver::suggest_option): ...this, and split out into
17651 driver::build_option_suggestions and find_closest_string.
17652 (driver::build_option_suggestions): New function, from
17653 first half of suggest_option. Special-case
17654 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
17655 the sanitizer_opts array. For options of enum types, add the
17656 various enum values to the candidate strings.
17657 (driver::handle_unrecognized_options): Remove "const".
17658 * gcc.h (driver::handle_unrecognized_options): Likewise.
17659 (driver::build_option_suggestions): New decl.
17660 (driver::suggest_option): New decl.
17661 (driver::m_option_suggestions): New field.
17662 * opts-common.c (add_misspelling_candidates): New function.
17663 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
17664 and make non-static.
17665 * opts.h (sanitizer_opts): New array decl.
17666 (add_misspelling_candidates): New function decl.
17667 * spellcheck.c (find_closest_string): New function.
17668 * spellcheck.h (find_closest_string): New function decl.
17670 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17672 PR rtl-optimization/69764
17673 PR rtl-optimization/69771
17674 * optabs.c (expand_binop_directly): For shift_optab_p, force
17675 convert_modes with VOIDmode if xop1 has VOIDmode.
17677 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
17680 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
17681 to correctly determine instrumentation thunks.
17683 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17686 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
17687 type by reference, force lhs on the call.
17690 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
17691 Compute retval and retbnd early in all cases if split_part_return_p
17692 and return_bb is not EXIT. Remove all clobber stmts and reset
17693 all debug stmts that refer to SSA_NAMEs defined in split part,
17694 except if it is retval, in that case replace the old retval with the
17695 lhs of the call to the split part.
17697 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17700 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17702 PR middle-end/66726
17703 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17704 whose result is used in PHI.
17705 (maybe_optimize_range_tests): Likewise.
17706 (final_range_test_p): Likweise.
17708 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17710 PR middle-end/66726
17711 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17712 whose result is used in PHI.
17713 (maybe_optimize_range_tests): Likewise.
17714 (final_range_test_p): Likweise.
17716 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17718 * cgraph.c: Spelling fixes - behaviour -> behavior and
17719 neighbour -> neighbor.
17720 * target.def: Likewise.
17721 * sel-sched.c: Likewise.
17722 * config/mips/mips.c: Likewise.
17723 * config/arc/arc.md: Likewise.
17724 * config/arm/cortex-a57.md: Likewise.
17725 * config/arm/arm.c: Likewise.
17726 * config/arm/neon.md: Likewise.
17727 * config/arm/arm-c.c: Likewise.
17728 * config/vms/vms-c.c: Likewise.
17729 * config/s390/s390.c: Likewise.
17730 * config/i386/znver1.md: Likewise.
17731 * config/i386/i386.c: Likewise.
17732 * config/ia64/hpux-unix2003.h: Likewise.
17733 * config/msp430/msp430.md: Likewise.
17734 * config/rx/rx.c: Likewise.
17735 * config/rx/rx.md: Likewise.
17736 * config/aarch64/aarch64-simd.md: Likewise.
17737 * config/aarch64/aarch64.c: Likewise.
17738 * config/nvptx/nvptx.c: Likewise.
17739 * config/bfin/bfin.c: Likewise.
17740 * config/cris/cris.opt: Likewise.
17741 * config/rs6000/rs6000.c: Likewise.
17742 * target.h: Likewise.
17743 * spellcheck.c: Likewise.
17744 * ira-build.c: Likewise.
17745 * tree-inline.c: Likewise.
17746 * builtins.c: Likewise.
17747 * lra-constraints.c: Likewise.
17748 * explow.c: Likewise.
17749 * hwint.h: Likewise.
17750 * targhooks.c: Likewise.
17751 * tree-vect-data-refs.c: Likewise.
17752 * expr.c: Likewise.
17753 * doc/tm.texi: Likewise.
17754 * doc/extend.texi: Likewise.
17755 * doc/install.texi: Likewise.
17756 * doc/md.texi: Likewise.
17757 * tree-ssa-tail-merge.c: Likewise.
17758 * sched-int.h: Likewise.
17759 * match.pd: Likewise.
17760 * sched-ebb.c: Likewise.
17761 * target.def (omit_struct_return_reg): Likewise.
17762 * gimple-ssa-isolate-paths.c: Likewise.
17763 (find_implicit_erroneous_behaviour): Renamed to...
17764 (find_implicit_erroneous_behavior): ... this.
17765 (find_explicit_erroneous_behaviour): Renamed to...
17766 (find_explicit_erroneous_behavior): ... this.
17767 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
17769 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
17771 PR rtl-optimization/64682
17772 PR rtl-optimization/69567
17773 PR rtl-optimization/69737
17774 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
17775 in I2 as well, just lose it.
17777 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17779 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
17781 (aarch64_last_printed_tune_string): Likewise.
17782 (aarch64_declare_function_name): Only output .arch assembler
17783 directive if it will be different from the previously output
17784 directive. Same for .tune comment but only if -dA is set.
17785 (aarch64_start_file): New function.
17786 (TARGET_ASM_FILE_START): Define.
17788 2016-02-11 David Malcolm <dmalcolm@redhat.com>
17791 * Makefile.in (PLUGIN_HEADERS): Add params.list.
17793 2016-02-11 Jakub Jelinek <jakub@redhat.com>
17796 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
17797 -Wmaybe-uninitialized warning.
17799 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
17802 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
17804 2016-02-11 Richard Biener <rguenther@suse.de>
17806 PR rtl-optimization/69291
17807 * ifcvt.c (noce_try_store_flag_constants): Do not allow
17808 subexpressions affected by changing the result.
17810 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
17813 * lra-constraints.c (curr_insn_transform): Find in/out operands
17814 for secondary memory moves. Update dups.
17816 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
17818 PR tree-optimization/69652
17819 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
17820 to nested loop, did source re-formatting, skip debug statements,
17821 add check on statement with volatile operand, remove dead scalar
17824 2016-02-10 Jakub Jelinek <jakub@redhat.com>
17825 Patrick Palka <ppalka@gcc.gnu.org>
17829 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
17830 calls if the return type is TREE_ADDRESSABLE.
17831 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
17832 * ipa-split.c (split_function): Fix doubled "we" in comment.
17833 Use void return type for the split part even if
17834 !split_point->split_part_set_retval.
17836 2016-02-10 Bin Cheng <bin.cheng@arm.com>
17838 PR tree-optimization/68021
17839 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
17840 when computing the value of biv cand by itself.
17842 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
17844 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
17845 (cortexa57_tunings): Likewise.
17846 (cortexa72_tunings): Likewise.
17847 (arch_macro_fusion_pair_p): Add support for AES fusion.
17848 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
17849 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
17850 Allow virtual registers before reload so early scheduling works.
17851 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
17852 correct latency and pipeline.
17853 (cortex_a57_crypto_complex): Likewise.
17854 (cortex_a57_crypto_xor): Likewise.
17855 (define_bypass): Add AES bypass.
17857 2016-02-10 Richard Biener <rguenther@suse.de>
17859 PR tree-optimization/69726
17860 * passes.def: Add DCE pass before late uninit.
17861 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
17862 really fixup if-conversions job.
17864 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
17866 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
17867 (arm_cortex_a57_tune): Likewise.
17868 (aarch_macro_fusion_pair_p): Add support for AES fusion.
17869 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
17871 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
17873 * timevar.def (TV_PHASE_DBGINFO): Delete.
17874 (TV_PHASE_CHECK_DBGINFO): Likewise.
17875 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
17877 2016-02-10 Richard Biener <rguenther@suse.de>
17879 PR tree-optimization/69719
17880 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17881 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
17883 2016-02-09 Andrew Pinski <apinski@cavium.com>
17886 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
17887 get_vcond_mask_icode returns false.
17889 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
17892 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
17893 an ADDIS that adds a pointer to a large constant that sets the
17894 upper16 bits with a load operation.
17896 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
17899 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
17901 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
17903 (vzipq_s16): Likewise.
17904 (vzipq_s32): Likewise.
17905 (vzipq_f32): Likewise.
17906 (vzipq_u8): Likewise.
17907 (vzipq_u16): Likewise.
17908 (vzipq_u32): Likewise.
17909 (vzipq_p8): Likewise.
17910 (vzipq_p16): Likewise.
17912 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
17915 * config/arm/arm.c (neon_endian_lane_map): New function.
17916 (neon_vector_pair_endian_lane_map): New function.
17917 (arm_evpc_neon_vuzp): Allow for big endian lane order.
17918 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
17920 (vuzpq_s16): Likewise.
17921 (vuzpq_s32): Likewise.
17922 (vuzpq_f32): Likewise.
17923 (vuzpq_u8): Likewise.
17924 (vuzpq_u16): Likewise.
17925 (vuzpq_u32): Likewise.
17926 (vuzpq_p8): Likewise.
17927 (vuzpq_p16): Likewise.
17929 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
17932 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
17935 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
17937 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
17938 truncate const_int operand 1 to QImode.
17940 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
17942 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
17943 corresponding to an abnormal edge.
17945 2016-02-09 Tom de Vries <tom@codesourcery.com>
17947 PR tree-optimization/69599
17948 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
17950 (find_func_aliases_for_builtin_call, find_func_clobbers)
17951 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
17954 2016-02-09 Richard Biener <rguenther@suse.de>
17956 PR tree-optimization/69715
17957 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
17958 LHS on calls as non-rewritable.
17960 2016-02-09 Tom de Vries <tom@codesourcery.com>
17963 * lto-wrapper.c (append_diag_options): New function.
17964 (compile_offload_image): Call append_diag_options.
17966 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
17969 * doc/extend.texi (Flag Output Operands): Correct sectioning.
17970 Minor copy-edit to fix verb tenses.
17972 2016-02-08 Jakub Jelinek <jakub@redhat.com>
17974 PR tree-optimization/69209
17975 * ipa-split.c (split_function): If split part is not
17976 returning retval, retval has gimple type but is not
17977 gimple value, force it into a SSA_NAME first.
17979 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
17981 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
17984 2016-02-08 Jason Merrill <jason@redhat.com>
17987 * convert.c (convert_to_integer_1): Check dofold on truncation
17989 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
17990 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
17991 Rename from *_nofold.
17992 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
17993 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
17995 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
17998 * tree.c (build_common_tree_nodes): Remove short_double argument.
17999 All callers changed.
18000 * tree.h (build_common_tree_nodes): Adjust declaration.
18001 * doc/invoke.texi (-fshort-double): Remove documentation.
18002 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18003 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
18004 * lto-wrapper.c (merge_and_complain, append_compiler_options)
18005 (append_linker_options): Don't handle OPT_fshort_double.
18007 PR rtl-optimization/68730
18008 * lra-remat.c (insn_to_cand_activation): New static variable.
18009 (lra_remat): Allocate and free it.
18010 (create_cand): New arg activation. Initialize a field in
18011 insn_to_cand_activation if it is nonnull.
18012 (create_cands): Pass the activation insn to create_cand when making
18013 a candidate involving an output reload. Reorganize code a little.
18014 (do_remat): Keep track of active status of candidates in a separate
18017 2016-02-08 Richard Biener <rguenther@suse.de>
18019 PR tree-optimization/69719
18020 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18021 Properly use absolute of the difference of the two offsets to
18022 compare or adjust the segment length.
18024 2016-02-08 Richard Biener <rguenther@suse.de>
18025 Jeff Law <law@redhat.com>
18028 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
18029 types for anonymous SSA names.
18031 2016-02-08 Richard Biener <rguenther@suse.de>
18033 PR rtl-optimization/69274
18034 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
18036 2016-02-08 Jeff Law <law@redhat.com>
18038 PR tree-optimization/65917
18039 * tree-ssa-dom.c (record_temporary_equivalences): Record both
18040 equivalences from if (x == y) style conditionals.
18041 (loop_depth_of_name): Remove.
18042 (record_equality): Remove loop depth check.
18043 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
18044 (const_and_copies::record_const_or_copy_raw): New member function.
18045 * tree-ssa-scopedtables.c
18046 (const_and_copies::record_const_or_copy_raw): New, factored out of
18047 (const_and_copies::record_const_or_copy): Call new member function.
18049 2016-02-05 Jeff Law <law@redhat.com>
18051 PR tree-optimization/68541
18052 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
18053 (count_stmts_in_block): New function.
18054 (poor_ifcvt_candidate_code): Likewise.
18055 (is_feasible_trace): Add some heuristics to determine when path
18056 splitting is profitable.
18057 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
18058 is a diamond with a single exit.
18060 2016-02-05 Martin Sebor <msebor@redhat.com>
18063 * doc/invoke.texi: Update -Wplacement-new to take an optional
18066 2016-02-06 Richard Henderson <rth@redhat.com>
18069 * tree.c (tree_nop_conversion_p): Do not strip casts into or
18070 out of non-standard address spaces.
18072 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18074 PR rtl-optimization/69691
18075 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
18077 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
18079 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
18080 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
18081 (*ieee128_mfvsrd_64bit): Likewise.
18082 (*ieee128_mfvsrd_32bit): Likewise.
18084 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
18088 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18090 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18091 instrumented_version.
18093 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
18095 * doc/invoke.texi (Optimize Options): In table of --param options
18096 rename second occurrence of tracer-min-branch-ratio to
18097 tracer-min-branch-probability, rename
18098 tracer-min-branch-ratio-feedback to
18099 tracer-min-branch-probability-feedback and clarify description,
18100 rename sched-spec-state-edge-prob-cutoff to
18101 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
18102 to selsched-insns-to-rename, rename lto-minpartition to
18103 lto-min-partition, delete reorder-blocks-duplicate and
18104 reorder-blocks-duplicate-feedback.
18106 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18108 * config/s390/s390.c (s390_register_info_set_ranges): Remove
18111 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
18113 * doc/extend.texi: S/390: Correct some typos.
18115 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18117 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
18119 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18122 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
18123 (s390_register_info_gprtofpr): Use new macros above.
18124 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
18126 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
18127 its name. Adjust restore and save gpr ranges.
18128 (s390_register_info_set_ranges): New function.
18129 (s390_register_info): Use new macros above. Call
18130 s390_register_info_set_ranges.
18131 (s390_optimize_register_info): Likewise.
18132 (s390_hard_regno_rename_ok): Use new macros.
18133 (s390_hard_regno_scratch_ok): Likewise.
18134 (s390_emit_epilogue): Likewise.
18135 (s390_can_use_return_insn): Likewise.
18136 (s390_optimize_prologue): Likewise.
18137 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
18139 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18142 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
18144 (ix86_option_override_internal): Disable TARGET_STV even for
18145 -m{incoming,preferred}-stack-boundary=3.
18147 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18149 * config.gcc: Mark deprecated rtems targets as obsolete.
18151 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
18153 PR rtl-optimization/64682
18154 PR rtl-optimization/69567
18155 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
18156 before I2 only if the register is both used and set in I2.
18158 2016-02-04 DJ Delorie <dj@redhat.com>
18160 * config/msp430/msp430.c (msp430_start_function): Add function type.
18162 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18165 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
18167 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
18169 PR rtl-optimization/69577
18171 2015-10-29 Richard Henderson <rth@redhat.com>
18175 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
18176 sse check to the exact conditions of PR 67609.
18178 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18181 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
18182 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
18183 not allowed into the traditional Altivec registers.
18184 (movtd_64bit_nodm): Likewise.
18185 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
18187 2016-02-04 David Malcolm <dmalcolm@redhat.com>
18189 * config/aarch64/cortex-a57-fma-steering.c
18190 (aarch64_register_fma_steering): Remove "static" from arguments
18193 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
18196 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
18197 twice when complex.
18199 2016-02-04 Mike Frysinger <vapier@gentoo.org>
18201 * doc/invoke.texi: Delete -mno-fma4.
18203 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
18205 PR rtl-optimization/69577
18206 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
18207 (find_subregs_of_mode): Update accordingly. Iterate over partial
18210 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18212 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18213 * config/arm/arm.c (neon_reinterpret): Remove.
18214 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18215 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18216 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18217 vreinterpretti): Remove.
18218 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18219 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18220 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18221 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18222 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18223 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18224 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18225 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18226 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18227 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18228 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18229 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18230 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18231 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18232 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18233 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18234 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18235 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18236 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18237 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18238 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18239 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18240 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18241 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18242 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18243 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18244 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18245 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18246 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18247 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18248 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18249 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18250 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18251 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18252 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18253 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18254 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18255 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18256 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18257 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18258 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18259 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18260 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18261 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18262 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18263 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18264 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18265 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18266 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18267 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18268 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18269 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18270 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18271 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18272 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18273 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18274 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18275 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18276 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18277 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18278 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18279 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18280 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18281 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18282 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18283 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18284 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18285 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18286 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18287 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18288 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18289 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18290 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18291 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18292 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18293 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18294 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18295 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18296 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18297 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18298 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18299 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18300 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18301 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18302 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18303 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18304 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18305 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18306 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
18307 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
18308 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
18309 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
18310 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
18311 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
18312 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
18313 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
18314 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
18315 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
18316 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
18317 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
18318 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
18319 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
18320 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
18322 2016-02-04 Martin Liska <mliska@suse.cz>
18325 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
18326 that are gimple_store_p.
18327 (maybe_instrument_call): Likewise.
18329 2016-02-04 Bin Cheng <bin.cheng@arm.com>
18331 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
18332 register scaling out of memory reference and comment why.
18334 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18338 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
18339 folding the source of a SET.
18341 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18345 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
18346 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
18348 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
18352 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
18355 2016-02-04 Christian Bruel <christian.bruel@st.com>
18357 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
18358 * config/arm/arm.c (arm_set_current_function): Likewise.
18360 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18361 Ilya Enkovich <enkovich.gnu@gmail.com>
18362 H.J. Lu <hongjiu.lu@intel.com>
18365 * config/i386/i386.c (convert_scalars_to_vector): Remove
18366 stack alignment fixes.
18367 (ix86_option_override_internal): Disable TARGET_STV if stack
18368 might not be aligned enough.
18369 (ix86_minimum_alignment): Assert that TARGET_STV is false.
18371 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
18373 * config/i386/x86-tune.def: Disable default prefetching
18376 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
18377 Vladimir Makarov <vmakarov@redhat.com>
18380 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
18381 in validating fused toc addresses.
18383 2016-02-03 Jakub Jelinek <jakub@redhat.com>
18386 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
18387 range->m_caret fields if range->m_show_caret_p is false.
18390 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18391 Force oldval into register if it does not satisfy reg_or_short_operand
18392 predicate. Fix up formatting.
18394 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
18395 Alexandre Oliva <aoliva@redhat.com>
18398 * lra-constraints.c (simplify_operand_subreg): Check additionally
18399 address validity after potential reloading.
18400 (process_address_1): Check insns validity. In case of failure do
18403 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
18406 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
18409 2016-02-02 Jakub Jelinek <jakub@redhat.com>
18411 * wide-int.cc (canonize_uhwi): New function.
18412 (wi::divmod_internal): Use it.
18414 2016-02-02 James Norris <jnorris@codesourcery.com
18416 * gimplify.c (omp_notice_variable): Add usage check.
18418 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
18420 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
18421 like LE, GE, LT, GT when emitting relational operator.
18423 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18425 * ira-costs.c (find_costs_and_classes): Add extra argument.
18426 * target.def (ira_change_pseudo_allocno_class): Add parameter.
18427 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
18428 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
18429 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
18430 Add best_class parameter, and return it if not ALL_REGS.
18431 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
18433 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
18434 Update target hook.
18436 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18438 * config/aarch64/aarch64.c
18439 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
18440 (aarch64_ira_change_pseudo_allocno_class): New function.
18442 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
18445 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
18447 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18449 * config/avr/avr.c (avr_option_override): Set
18450 PARAM_ALLOW_STORE_DATA_RACES to 1.
18452 2016-02-02 Richard Biener <rguenther@suse.de>
18454 PR tree-optimization/69595
18455 * match.pd: Add range test simplifications to true/false.
18457 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
18459 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
18460 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
18463 2016-02-02 Richard Biener <rguenther@suse.de>
18465 PR tree-optimization/69606
18466 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
18467 info on the result before moving a stmt.
18469 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
18471 PR middle-end/68542
18472 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
18473 branch with vector comparison.
18474 * config/i386/sse.md (VI48_AVX): New mode iterator.
18475 (define_expand "cbranch<mode>4): Add support for conditional branch
18476 with vector comparison.
18477 * tree-vect-loop.c (optimize_mask_stores): New function.
18478 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
18479 has_mask_store field of vect_info.
18480 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
18481 vectorized loops having masked stores after vec_info destroy.
18482 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
18483 correspondent macros.
18484 (optimize_mask_stores): Add prototype.
18486 2016-02-02 Alan Modra <amodra@gmail.com>
18489 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
18492 2016-02-02 Alan Modra <amodra@gmail.com>
18495 * config/rs6000/rs6000.c (need_toc_init): New var, set it
18496 whenever toc_label_name used.
18497 (rs6000_file_start): Don't set up toc section here,
18498 (rs6000_output_function_epilogue): do so here instead,
18499 (rs6000_xcoff_file_start): and here.
18500 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
18501 (load_toc_aix_di): Likewise.
18503 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18505 PR rtl-optimization/69592
18506 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
18507 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
18508 (num_sign_bit_copies_binary_arith_p): New inline function.
18509 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
18511 2016-02-01 Jeff Law <law@redhat.com>
18513 PR tree-optimization/69580
18514 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
18515 * tree-ssa-threadbackward.c
18516 (fsm_find_control_statement_thread_paths): Do not try to walk
18517 through large PHI nodes.
18519 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18521 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
18522 when count is incremented above limit, don't analyze further
18525 * omp-low.c (oacc_parse_default_dims): Avoid
18526 -Wsign-compare warning, make sure value fits into int
18527 rather than just unsigned int.
18529 2016-02-01 Bin Cheng <bin.cheng@arm.com>
18531 PR tree-optimization/67921
18532 * fold-const.c (split_tree): New parameters. Convert pointer
18533 type variable part to proper type before negating.
18534 (fold_binary_loc): Pass new arguments to split_tree.
18536 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
18538 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
18539 (nvptx_goacc_validate_dims): Extend to handle global defaults.
18540 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
18541 * doc/tm.texti: Rebuilt.
18542 * doc/invoke.texi (fopenacc-dim): Document.
18543 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
18544 (append_compiler_options): Likewise.
18545 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
18546 (oacc_parse_default_dims): New.
18547 (oacc_validate_dims): Add USED arg. Select non-unity default when
18549 (oacc_loop_fixed_partitions): Return mask of used partitions.
18550 (oacc_loop_auto_partitions): Emit dump info.
18551 (oacc_loop_partition): Return mask of used partitions.
18552 (execute_oacc_device_lower): Parse default dimension arg. Adjust
18553 loop partitioning and validation calls.
18555 2016-02-01 Richard Biener <rguenther@suse.de>
18557 PR middle-end/69556
18558 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
18560 2016-02-01 Richard Biener <rguenther@suse.de>
18562 PR tree-optimization/69574
18563 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
18564 of asserting return chrec_dont_know.
18566 2016-02-01 Martin Liska <mliska@suse.cz>
18568 * mem-stats-traits.h: Add copyright header.
18569 * mem-stats.h: Likewise.
18571 2016-02-01 Richard Biener <rguenther@suse.de>
18573 PR tree-optimization/69579
18574 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
18575 Do not propagate through abnormal PHI results.
18577 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
18579 * postreload.c (reload_cse_simplify): Remove dead code.
18581 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18583 PR rtl-optimization/69570
18584 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
18585 if there is more than one set, not if there is a single set.
18587 2016-02-01 Richard Henderson <rth@redhat.com>
18590 * combine.c (make_compound_operation): When looking through a
18591 subreg, make sure to re-extend to the width of the outer mode.
18593 2016-01-30 Jakub Jelinek <jakub@redhat.com>
18595 PR tree-optimization/69546
18596 * wide-int.cc (wi::divmod_internal): For unsigned division
18597 where both operands fit into uhwi, if o1 is 1 and o0 has
18598 msb set, if divident_prec is larger than bits per hwi,
18599 clear another quotient word and return 2 instead of 1.
18600 Similarly for remainder with msb in HWI set, if dividend_prec
18601 is larger than bits per hwi.
18603 2016-01-29 Martin Jambor <mjambor@suse.cz>
18605 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
18606 Use short lowercase names.
18607 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
18608 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
18609 acq_rel one. Protect warning agains segfaults if
18610 get_memory_order_name returns NULL.
18611 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
18612 with release semantics. Do not warn if get_memory_order already did.
18613 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
18614 semantics. Fix check for relaxed or acquire semantics. Do not warn
18615 if get_memory_order already did.
18617 2016-01-29 Sebastian Pop <s.pop@samsung.com>
18619 * doc/install.texi: Document that isl-0.16 is supported.
18621 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
18624 * config/i386/constraints.md (Bm): Describe as special memory
18626 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
18627 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18628 * genpreds.c (struct constraint_data): Add is_special_memory.
18629 (have_special_memory_constraints, special_memory_start): New
18631 (special_memory_end): Ditto.
18632 (add_constraint): Add new arg is_special_memory. Add code to
18633 process its true value. Update have_special_memory_constraints.
18634 (process_define_constraint): Pass the new arg.
18635 (process_define_register_constraint): Ditto.
18636 (choose_enum_order): Process special memory.
18637 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
18638 function insn_extra_special_memory_constraint.
18639 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18640 * gensupport.c (process_rtx): Process
18641 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18642 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
18643 * ira-lives.c (single_reg_class): Use
18644 insn_extra_special_memory_constraint.
18645 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
18646 * lra-constraints.c (process_alt_operands): Ditto.
18647 (curr_insn_transform): Use insn_extra_special_memory_constraint.
18648 * recog.c (asm_operand_ok, preprocess_constraints): Process
18650 * reload.c (find_reloads): Ditto.
18651 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
18652 * stmt.c (parse_input_constraint): Use
18653 insn_extra_special_memory_constraint.
18655 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18658 * lra-splill.c (lra_final_code_change): Revert r229087 by
18659 removing all sub-registers.
18661 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
18664 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
18666 2016-01-29 Jakub Jelinek <jakub@redhat.com>
18669 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
18670 SSE1, copy target into the temporary reg first before recursing
18673 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18675 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
18678 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18680 * ginclude/stdarg.h: Test __cplusplus instead of
18681 __GXX_EXPERIMENTAL_CXX0X__.
18683 2016-01-29 Richard Biener <rguenther@suse.de>
18685 PR tree-optimization/69547
18686 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
18687 Do not mark clobbers necessary.
18688 (mark_all_reaching_defs_necessary_1): Likewise.
18690 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18692 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
18693 declaration name with %qs and print it in both error messages.
18694 Also fix indentation.
18696 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18699 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
18700 trailing blank line from error message.
18702 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18705 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
18708 2016-01-29 Richard Biener <rguenther@suse.de>
18710 PR middle-end/69537
18711 * match.pd: Allow all integral types when simplifying a
18712 widening or sign-changing conversion.
18714 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18716 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
18717 back to setting codegen_error to fail codegen.
18719 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
18722 * config/i386/constraints.md (C): Only accept constant zero operand.
18723 (BC): New constraint.
18724 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
18725 instead of C constraint.
18726 * doc/md.texi (Machine Constraints): Update description
18729 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
18732 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
18734 2016-01-28 Jakub Jelinek <jakub@redhat.com>
18736 PR middle-end/69542
18737 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
18740 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
18742 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
18743 branches if using guessed profile.
18745 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
18747 * graphite-optimize-isl.c (optimize_isl): Fix dump.
18749 2016-01-28 Richard Henderson <rth@redhat.com>
18752 * config/aarch64/aarch64-modes.def (CC_Cmode): New
18753 * config/aarch64/aarch64-protos.h: Update.
18754 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
18755 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
18756 (aarch64_get_condition_code_1): Handle CC_Cmode.
18757 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
18758 (*add<mode>3_compareC_cconly_imm): New.
18759 (*add<mode>3_compareC_cconly): New.
18760 (*add<mode>3_compareC_imm): New.
18761 (add<mode>3_compareC): New.
18762 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
18763 to be first. Use aarch64_carry_operation.
18764 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
18765 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
18766 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
18767 (subti3): Use subdi3_compare1.
18768 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
18769 (sub<mode>3_compare1): New.
18770 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
18771 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
18772 (*subsi3_carryin_uxtw): Likewise.
18773 (*ngc<mode>, *ngcsi_uxtw): Likewise.
18774 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
18775 * config/aarch64/iterators.md (DWI): New.
18776 * config/aarch64/predicates.md (aarch64_carry_operation): New.
18777 (aarch64_borrow_operation): New.
18779 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18781 * graphite-optimize-isl.c (optimize_isl): Print a different debug
18782 message when isl does not return a valid schedule.
18784 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18786 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
18787 Remove comments from class declarations: they are already in the code
18790 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18792 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
18794 (ternary_op_to_tree): Same.
18795 (unary_op_to_tree): Same.
18796 (nary_op_to_tree): Same.
18797 (gcc_expression_from_isl_expr_op): Same.
18798 (gcc_expression_from_isl_expression): Same.
18799 (graphite_create_new_loop): Same.
18800 (graphite_create_new_loop_guard): Same.
18801 (build_iv_mapping): Same.
18802 (graphite_create_new_guard): Same.
18803 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
18804 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
18806 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18808 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
18809 instead of setting codegen_error to fail codegen.
18811 2016-01-28 Jason Merrill <jason@redhat.com>
18813 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
18815 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18817 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18818 Remove CONST_INT_P check in CCMP cost calculation.
18820 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18822 * config/aarch64/aarch64.c (generic_vector_cost):
18823 Set vec_permute_cost.
18824 (cortexa57_vector_cost): Likewise.
18825 (exynosm1_vector_cost): Likewise.
18826 (xgene1_vector_cost): Likewise.
18827 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
18828 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
18829 Add vec_permute_cost entry.
18831 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18833 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
18835 (add<mode>3_compare0): Likewise.
18836 (addsi3_compare0_uxtw): Likewise.
18837 (add<mode>3nr_compare0): Likewise.
18838 (compare_neg<mode>): Likewise.
18839 (<optab><mode>3): Likewise.
18841 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
18843 * tree-vect-stmts.c (vectorizable_comparison): Add
18844 NULL check for vectype.
18846 2016-01-28 Richard Biener <rguenther@suse.de>
18848 PR tree-optimization/69466
18849 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
18850 Account for PHIs we couldn't duplicate.
18852 2016-01-28 Martin Liska <mliska@suse.cz>
18855 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
18856 instead of ENABLE_VALGRIND_CHECKING.
18858 2016-01-27 Richard Henderson <rth@redhat.com>
18861 * lra-remat.c (subreg_regs): New.
18862 (dump_candidates_and_remat_bb_data): Dump it.
18863 (operand_to_remat): Reject if operand in subreg_regs.
18864 (set_bb_regs): Collect subreg_regs.
18865 (lra_remat): Init and free subreg_regs. Compute
18866 calculate_local_reg_remat_bb_data before create_cands.
18868 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/i386.c (ix86_update_stack_boundary): Don't
18872 change stack_alignment_needed for __tls_get_addr call.
18874 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
18876 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
18878 2016-01-27 Jeff Law <law@redhat.com>
18880 PR tree-optimization/68398
18881 PR tree-optimization/69196
18882 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
18883 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
18884 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18885 Only count PHIs in the last block in the path. The others will
18886 const/copy propagate away. Add heuristic to allow more irreducible
18887 subloops to be created when it is likely profitable to do so.
18889 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18890 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
18891 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
18893 2016-01-27 Jakub Jelinek <jakub@redhat.com>
18896 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
18897 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
18898 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
18899 * tree-streamer-in.c: Include asan.h.
18900 (streamer_get_builtin_tree): For builtins in sanitizer
18901 range call initialize_sanitizer_builtins and retry.
18903 2016-01-27 Ian Lance Taylor <iant@google.com>
18905 * common.opt (fkeep-gc-roots-live): New undocumented option.
18906 * tree-ssa-loop-ivopts.c (add_candidate_1): If
18907 -fkeep-gc-roots-live, skip pointers.
18908 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
18911 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
18915 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
18917 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
18920 * configure.ac: NetBSD provides SSP in its C library.
18921 * configure: Updated.
18923 2016-01-27 Richard Biener <rguenther@suse.de>
18925 PR tree-optimization/69166
18926 * tree-vect-loop.c (vect_is_simple_reduction): Always check
18927 reduction code for commutativity / associativity.
18929 2016-01-27 Martin Jambor <mjambor@suse.cz>
18931 PR tree-optimization/69355
18932 * tree-sra.c (analyze_access_subtree): Correct hole detection when
18933 total_scalarization fails.
18935 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
18937 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
18940 2016-01-27 Christian Bruel <christian.bruel@st.com>
18943 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
18944 Move arm_reset_previous_fndecl and set_target_option_current_node in
18945 the conditional part. Call save_restore_target_globals.
18946 * config/arm/arm.c (arm_set_current_function):
18947 Refactor to better support #pragma target and attribute mix.
18948 Call save_restore_target_globals.
18949 * config/arm/arm-protos.h (save_restore_target_globals): New function.
18951 2016-01-27 Martin Liska <mliska@suse.cz>
18953 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
18954 reference for an HSA kernel and its host function.
18956 2016-01-27 Jakub Jelinek <jakub@redhat.com>
18958 PR tree-optimization/69399
18959 * wide-int.h (wi::lrshift): For larger precisions, only
18960 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
18962 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
18964 * config/arc/predicates.md (proper_comparison_operator): Reject
18965 constant-constant comparison.
18967 2016-01-26 Tom de Vries <tom@codesourcery.com>
18969 PR tree-optimization/69110
18970 * tree-data-ref.c (initialize_data_dependence_relation): Handle
18971 DR_NUM_DIMENSIONS == 0.
18973 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18974 Sebastian Pop <s.pop@samsung.com>
18976 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
18977 isl_ast_op_cond and isl_ast_op_select.
18978 (gcc_expression_from_isl_expr_op): Same.
18980 2016-01-26 Jason Merrill <jason@redhat.com>
18983 * tree.c (recompute_constructor_flags): Split out from
18985 (verify_constructor_flags): New.
18986 * tree.h: Declare them.
18988 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
18990 PR rtl-optimization/69217
18991 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
18992 are no TYPE_FIELDS set for the record type.
18994 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18997 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
18998 toc_label_name unconditionally.
18999 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
19000 SYMBOL_REF string. Use toc_label_name instead of constructing
19002 (rs6000_elf_declare_function_name): Use toc_label_name instead of
19003 constructing LCTOC1.
19005 2016-01-26 Martin Sebor <msebor@redhat.com>
19008 * doc/extend.texi (Common Type Attributes): Move text that talks about
19009 attribute packed from attribute aligned to the section discussing
19010 the former attribute for clarity.
19012 2016-01-26 Richard Henderson <rth@redhat.com>
19014 PR middle-end/60908
19015 * trans-mem.c (tm_region_init): Mark entry block as visited.
19017 2016-01-26 David Malcolm <dmalcolm@redhat.com>
19020 * diagnostic-show-locus.c (layout::print_source_line): Replace
19021 call to pp_newline with call to layout::print_newline.
19022 (layout::print_annotation_line): Likewise.
19023 (layout::move_to_column): Likewise.
19024 (layout::print_any_fixits): After printing any fixits, print a
19025 trailing newline, if necessary.
19026 (layout::print_newline): New method, resetting any colorization
19028 (diagnostic_show_locus): Move the pp_newline to before the
19029 early bailout. Remove dummy block enclosing the layout instance.
19030 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
19031 of pp_newline_and_flush with pp_flush.
19032 (diagnostic_append_note): Delete use of pp_newline.
19033 (diagnostic_append_note_at_rich_loc): Delete.
19034 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
19035 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
19036 when newline characters are added to the buffer.
19038 2016-01-26 Michael Matz <matz@suse.de>
19040 * configure.ac (ac_cv_std_swap_in_utility): New test.
19041 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
19042 * configure: Regenerate.
19043 * config.in: Regenerate.
19045 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
19047 * config/arc/arc.md (cstoresi4): Force operand into register.
19048 (arcset<code>): Fix predicate.
19049 (arcsetltu): Likewise.
19050 (arcsetgeu): Likewise.
19051 (arcsethi): Likewise.
19052 (arcsetls): Likewise.
19054 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19056 PR tree-optimization/69483
19057 * gimple-fold.c (canonicalize_constructor_val): Return NULL
19058 if base has error_mark_node type.
19060 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
19063 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
19064 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
19066 (vget_lane_f16): Handle big-endian.
19067 (vgetq_lane_f16): Likewise.
19068 (vset_lane_f16): Likewise.
19069 (vsetq_lane_f16): Likewise.
19070 * config/arm/iterators.md (VQXMOV): Add V8HF.
19071 (VDQ): Add V4HF and V8HF.
19072 (V_reg): Handle V4HF and V8HF.
19073 (Is_float_mode): Likewise.
19074 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
19075 neon_vdup_nv8hf): New patterns.
19076 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
19077 Use VD_LANE iterator.
19078 (neon_vld1_dup<mode>): Use VQ2 iterator.
19080 2016-01-26 Nathan Sidwell <nathan@acm.org>
19082 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
19083 (set_oacc_fn_attrib): Add IS_KERNEL arg.
19084 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
19085 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
19086 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
19087 (oacc_validate_dims): Add LEVEL arg, don't return level.
19088 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
19089 oacc_validate_dims.
19090 (execute_oacc_device_lower): Adjust, add more dump output.
19091 * tree-ssa-loop.c (gate_oacc_kernels): Use
19092 oacc_fn_attrib_kernels_p.
19093 * tree-parloops.c (create_parallel_loop): Adjust
19094 set_oacc_fn_attrib call.
19096 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19099 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
19100 (append_compiler_options): Handle -fcilkplus.
19101 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
19103 2016-01-26 Nick Clifton <nickc@redhat.com>
19106 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
19107 been marked as DECL_ONE_ONLY but we do not the means to make it
19108 so, then do not allow it to bind locally.
19110 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19113 * opts.h (parse_sanitizer_options): New prototype.
19114 * opts.c (sanitizer_opts): New array.
19115 (parse_sanitizer_options): New function.
19116 (common_handle_option): Use parse_sanitizer_options.
19118 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
19121 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
19122 alignment adjustment to ...
19123 (ix86_update_stack_boundary): Here. Don't over-align stack for
19125 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
19126 if __tls_get_addr is called.
19128 2016-01-26 Christian Bruel <christian.bruel@st.com>
19130 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
19132 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
19134 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
19136 2016-01-26 Richard Biener <rguenther@suse.de>
19138 PR middle-end/69467
19139 * match.pd: Guard X * CST CMP 0 pattern with single_use.
19141 2016-01-26 Richard Biener <rguenther@suse.de>
19143 PR tree-optimization/69452
19144 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
19145 (move_computations_dom_walker::before_dom_children): Rename
19147 (move_computations_worker): This.
19148 (move_computations): Perform an RPO rather than a DOM walk.
19150 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19153 * combine.c (combine_instructions): For REG_EQUAL note with
19154 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
19155 to the underlying register.
19156 * doc/rtl.texi (REG_EQUAL): Document the behavior of
19157 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
19159 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
19162 * config/aarch64/aarch64-builtins.c
19163 (aarch64_init_simd_builtin_types): Do not set structural
19164 equality to __Poly{8,16,64,128}_t types.
19166 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
19168 PR tree-optimization/69400
19169 * wide-int.cc (wi_pack): Take the precision as argument and
19170 perform canonicalization here rather than in the callers.
19171 Use the main loop to handle all full-width HWIs. Add a
19172 zero HWI if in_len isn't a full result.
19173 (wi::divmod_internal): Update accordingly.
19174 (wi::mul_internal): Likewise. Simplify.
19176 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19177 Sebastian Pop <s.pop@samsung.com>
19179 * graphite-poly.c (apply_poly_transforms): Simplify.
19180 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
19181 (print_isl_map): Same.
19182 (print_isl_union_map): Same.
19183 (print_isl_schedule): New.
19184 (debug_isl_schedule): New.
19185 * graphite-dependences.c (scop_get_reads): Do not call
19186 isl_union_map_add_map that is undocumented isl functionality.
19187 (scop_get_must_writes): Same.
19188 (scop_get_may_writes): Same.
19189 (scop_get_original_schedule): Remove.
19190 (scop_get_dependences): Do not call isl_union_map_compute_flow that
19191 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
19192 (compute_deps): Remove.
19193 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
19194 (debug_schedule_ast): New.
19195 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
19196 set_separate_option.
19197 (graphite_regenerate_ast_isl): Add dump.
19198 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
19199 from scop->transformed_schedule.
19200 (graphite_regenerate_ast_isl): Add more dump.
19201 * graphite-optimize-isl.c (optimize_isl): Set
19202 scop->transformed_schedule. Check whether schedules are equal.
19203 (apply_poly_transforms): Move here.
19204 * graphite-poly.c (apply_poly_transforms): ... from here.
19205 (free_poly_bb): Static.
19206 (free_scop): Static.
19207 (pbb_number_of_iterations_at_time): Remove.
19208 (print_isl_ast): New.
19209 (debug_isl_ast): New.
19210 (debug_scop_pbb): New.
19211 * graphite-scop-detection.c (print_edge): Move.
19212 (print_sese): Move.
19213 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19214 (build_scop_scattering): Remove.
19215 (create_pw_aff_from_tree): Assert instead of bailing out.
19216 (add_condition_to_pbb): Remove unused code, do not fail.
19217 (add_conditions_to_domain): Same.
19218 (add_conditions_to_constraints): Remove.
19219 (build_scop_context): New.
19220 (add_iter_domain_dimension): New.
19221 (build_iteration_domains): Initialize pbb->iterators.
19222 Call add_conditions_to_domain.
19225 (index_outermost_in_loop): New.
19226 (index_pbb_in_loop): New.
19227 (outermost_pbb_in): New.
19228 (add_in_sequence): New.
19229 (add_outer_projection): New.
19230 (outer_projection_mupa): New.
19231 (add_loop_schedule): New.
19232 (build_schedule_pbb): New.
19233 (build_schedule_loop): New.
19234 (embed_in_surrounding_loops): New.
19235 (build_schedule_loop_nest): New.
19236 (build_original_schedule): New.
19237 (build_poly_scop): Call build_original_schedule.
19238 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19239 (free_poly_dr): Remove.
19240 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19241 (free_poly_bb): Remove.
19242 (debug_loop_vec): Remove.
19243 (print_isl_ast): Declare.
19244 (debug_isl_ast): Declare.
19245 (scop_do_interchange): Remove.
19246 (scop_do_strip_mine): Remove.
19247 (scop_do_block): Remove.
19248 (flatten_all_loops): Remove.
19249 (optimize_isl): Remove.
19250 (pbb_number_of_iterations_at_time): Remove.
19251 (debug_scop_pbb): Declare.
19252 (print_schedule_ast): Declare.
19253 (debug_schedule_ast): Declare.
19254 (struct scop): Remove schedule. Add original_schedule,
19255 transformed_schedule.
19256 (free_gimple_poly_bb): Remove.
19257 (print_generated_program): Remove.
19258 (debug_generated_program): Remove.
19259 (unify_scattering_dimensions): Remove.
19260 * sese.c (print_edge): ... here.
19261 (print_sese): ... here.
19262 (debug_edge): ... here.
19263 (debug_sese): ... here.
19264 * sese.h (print_edge): Declare.
19265 (print_sese): Declare.
19266 (dump_edge): Declare.
19267 (dump_sese): Declare.
19269 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19270 Sebastian Pop <s.pop@samsung.com>
19272 * Makefile.in: Set ISLVER in site.exp.
19274 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19276 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19277 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19278 through DECL_VALUE_EXPR for expansion.
19280 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19282 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19283 the frame info after reload completed.
19285 2016-01-25 Jeff Law <law@redhat.com>
19287 PR tree-optimization/69196
19288 PR tree-optimization/68398
19289 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19290 tree-ssa-threadupdate.c.
19291 (determine_bb_domination_status): Prototype
19292 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19293 (determine_bb_domination_status): No longer static.
19294 (valid_jump_thread_path): Remove code to detect characteristics
19295 of the jump thread path not associated with correctness.
19296 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19297 Correct test for thread path length. Count PHIs for real operands as
19298 statements that need to be copied. Do not count ASSERT_EXPRs.
19299 Look at all the blocks in the thread path. Compute and selectively
19300 filter thread paths based on threading through the latch, threading
19301 a multiway branch or crossing a multiway branch.
19303 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19305 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19306 decl with __attribute__ ((unused)) annotation.
19308 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
19311 * tree-vect-stmts.c (vectorizable_condition): Check vectype
19312 of operands is compatible with a statement vectype.
19314 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
19316 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
19317 improve wording for mixed storage order support.
19319 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
19321 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
19322 (vcvt_u64_f64): Likewise.
19323 (vcvta_s64_f64): Likewise.
19324 (vcvta_u64_f64): Likewise.
19325 (vcvtm_s64_f64): Likewise.
19326 (vcvtm_u64_f64): Likewise.
19327 (vcvtn_s64_f64): Likewise.
19328 (vcvtn_u64_f64): Likewise.
19329 (vcvtp_s64_f64): Likewise.
19330 (vcvtp_u64_f64): Likewise.
19332 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
19334 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
19335 (arc_init): Check validity mll64 option.
19336 (arc_save_restore): Use double load/store instruction.
19337 (arc_expand_movmem): Likewise.
19338 (arc_split_move): Don't split if we have double load/store
19339 instructions. Returns a boolean.
19340 (arc_process_double_reg_moves): Change function to return boolean
19341 instead of a sequence of instructions.
19342 (arc_dwarf_register_span): New function.
19343 * config/arc/arc-protos.h (arc_split_move): Change prototype.
19344 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
19345 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
19346 (*movdf_insn): Likewise.
19347 * config/arc/arc.opt (mll64): New option.
19348 * config/arc/predicates.md (even_register_operand): New predicate.
19349 * doc/invoke.texi (ARC Options): Add mll64 documentation.
19351 2016-01-25 Richard Biener <rguenther@suse.de>
19354 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
19355 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
19357 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
19359 2016-01-25 Richard Biener <rguenther@suse.de>
19361 PR tree-optimization/69376
19362 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
19364 (VN_INFO_ANTI_RANGE_P): New inline.
19365 (VN_INFO_RANGE_TYPE): Likewise.
19366 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
19367 SSA_NAME_ANTI_RANGE_P.
19368 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
19369 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19370 Properly query VN_INFO_RANGE_TYPE.
19372 2016-01-25 Nick Clifton <nickc@redhat.com>
19375 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
19377 2016-01-23 Tom de Vries <tom@codesourcery.com>
19379 PR tree-optimization/69426
19380 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
19383 2016-01-23 Jakub Jelinek <jakub@redhat.com>
19385 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
19386 "the the" with "the" in the comments.
19387 * ipa-devirt.c (build_type_inheritance_graph,
19388 update_type_inheritance_graph): Likewise.
19389 * tree.c (build_function_type_list_1): Likewise.
19390 * cfgloopmanip.c (scale_loop_profile): Likewise.
19391 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
19392 * gimple-ssa-split-paths.c
19393 (find_block_to_duplicate_for_splitting_paths): Likewise.
19394 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
19395 * expr.c (convert_move): Likewise.
19396 * var-tracking.c (vt_stack_adjustments): Likewise.
19397 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19398 * tree-vrp.c (test_for_singularity): Likewise.
19400 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
19401 directly instead of building a temporary tree.
19404 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
19405 remove <algorithm> include.
19407 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19410 * config/i386/i386.c: Include dojump.h.
19411 (expand_small_movmem_or_setmem,
19412 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
19414 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
19415 if dynamic_check != -1.
19417 2016-01-21 Jeff Law <law@redhat.com>
19419 PR middle-end/69347
19420 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
19421 record_temporary_equivalences. Rewritten to avoid unnecessary calls
19422 into dominated_by_p.
19423 (cprop_into_successor_phis): Avoid unnecessary tests.
19425 2016-01-22 Richard Henderson <rth@redhat.com>
19428 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
19429 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
19431 2016-01-22 Michael Matz <matz@suse.de>
19433 * system.h (string, algorithm): Include only conditionally.
19434 (new): Include always under C++.
19435 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
19436 * final.c (toplevel): Ditto.
19437 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
19438 * genconditions.c (write_header): Make gencondmd.c define
19440 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
19442 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
19443 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
19445 2016-01-22 Christian Bruel <christian.bruel@st.com>
19448 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
19450 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19453 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
19454 define_insn_and_split. Ensure operands[1] and operands[0] do not
19455 get assigned the same register.
19457 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19459 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
19461 2016-01-22 Christian Bruel <christian.bruel@st.com>
19463 * config/arm/arm-c.c (arm_pragma_target_parse):
19464 Remove warn_builtin_macro_redefined overwrite.
19466 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19468 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
19469 flag_non_call_exceptions compatibility.
19471 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19474 * dwarf2out.c (add_child_die_after): New function.
19475 (dwarf_qual_info_t): New type.
19476 (dwarf_qual_info): New variable.
19477 (qualified_die_p): New function.
19478 (modified_type_die): For -fdebug-types-section, ensure
19479 canonical order of qualifiers. Put qualified DIEs adjacent
19480 to the corresponding non-qualified type DIE and search there
19481 for existing qualified DIEs.
19483 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19485 * doc/extend.texi (scalar_storage_order type attribute): Document
19486 restriction on type punning and aliasing, and remove future tense.
19488 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
19491 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
19494 2016-01-21 Jeff Law <law@redhat.com>
19496 PR middle-end/69347
19497 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
19498 useless call to record_temporary_equivalences.
19499 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
19500 allocate 10 slots in the bb_path vector and let it grow as needed.
19501 (fsm_find_control_statement_thread_paths): Similarly for the next_path
19504 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19506 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
19508 * configure: Regenerate.
19510 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
19512 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
19513 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
19515 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
19517 PR middle-end/66178
19518 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
19519 drop EXPAND_INITIALIZER.
19520 * rtl.h (contains_symbolic_reference_p): Declare.
19521 * rtlanal.c (contains_symbolic_reference_p): New function.
19522 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
19523 a subtraction into a NOT if symbolic constants are involved.
19525 2016-01-21 Anton Blanchard <anton@samba.org>
19526 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19529 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
19531 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
19534 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19536 * config/microblaze/microblaze.c
19537 (get_branch_target): New.
19538 (insert_wic_for_ilb_runout): New.
19540 (microblaze_machine_dependent_reorg): New.
19541 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
19542 * config/microblaze/microblaze.md
19543 (UNSPEC_IPREFETCH): Define.
19544 (iprefetch): New pattern
19545 * config/microblaze/microblaze.opt
19546 (mxl-prefetch): New flag.
19548 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19550 * config/microblaze/microblaze.h
19551 (FIXED_REGISTERS): Update in macro.
19552 (CALL_USED_REGISTERS): Update in macro.
19554 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
19556 PR rtl-optimization/68920
19557 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
19560 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
19562 PR rtl-optimization/68990
19563 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
19564 pseudo instead of inheritance ones.
19566 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
19567 Nick Clifton <nickc@redhat.com>
19571 * config/mips/mips.c (mips_compute_frame_info): Initialise
19572 args_size and hard_frame_pointer_offset fields of the frame
19573 structure before calling mips_global_pointer.
19575 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19577 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
19579 * configure: Regenerate.
19581 2016-01-21 Richard Biener <rguenther@suse.de>
19583 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
19585 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19587 * config/s390/s390.c (s390_asm_declare_function_size): Add code
19588 to actually emit the .size directive.
19590 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
19591 Jakub Jelinek <jakub@redhat.com>
19595 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
19596 args array size by one to avoid buffer overflow.
19598 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19600 * config/s390/s390.md (pool_section_start): Use switch_to_section
19601 to select proper read-only data section instead of hardcoding
19603 (pool_section_end): Use switch_to_section to match the above.
19605 2016-01-21 Richard Biener <rguenther@suse.de>
19607 PR tree-optimization/69378
19608 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
19609 (set_ssa_val_to): Use it for dominance checks taking into
19610 account not executable edges.
19612 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19615 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
19616 for bitsize instead of GET_MODE_PRECISION (mode).
19618 2016-01-20 Martin Sebor <msebor@redhat.com>
19621 * extend.texi (__sync Builtins): Clarify the semantics of
19622 __sync_fetch_and_OP built-ins on pointers.
19623 (__atomic Builtins): Same.
19625 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19626 Sebastian Pop <s.pop@samsung.com>
19628 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
19629 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
19630 (is_valid_rename): Same.
19631 (translate_isl_ast_to_gimple::get_rename): Same.
19632 (translate_isl_ast_to_gimple::rename_all_uses): Same.
19633 (translate_isl_ast_to_gimple::rename_uses): Same.
19634 (get_new_name): Check for close_phi nodes.
19635 (copy_loop_phi_args): Use phi_node_kind.
19636 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
19637 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
19639 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19640 Sebastian Pop <s.pop@samsung.com>
19642 Revert commit r229783.
19643 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
19644 Remove use of parameter_rename_map.
19645 (copy_def): Remove.
19646 (copy_internal_parameters): Remove.
19647 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
19648 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
19649 (free_sese_info): Do not free parameter_rename_map.
19650 (set_rename): Do not use parameter_rename_map.
19651 (rename_uses): Update call to set_rename.
19652 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
19653 * sese.h (parameter_rename_map_t): Remove.
19654 (struct sese_info_t): Remove field parameter_rename_map.
19656 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19657 Sebastian Pop <s.pop@samsung.com>
19659 * graphite-isl-ast-to-gimple.c: Fix comment.
19660 * graphite-scop-detection.c (defined_in_loop_p): New.
19661 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
19662 names defined in loop.
19664 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19665 Sebastian Pop <s.pop@samsung.com>
19667 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
19668 Discard unstructured if-then-else regions.
19670 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19671 Sebastian Pop <s.pop@samsung.com>
19673 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
19674 (cleanup_loop_iter_dom): Remove.
19675 (build_loop_iteration_domains): Remove.
19676 (build_scop_context): Remove.
19677 (build_scop_iteration_domain): Remove.
19678 (add_loop_constraints): New.
19679 (build_iteration_domains): New.
19680 (build_poly_scop): Call build_iteration_domains.
19682 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19683 Sebastian Pop <s.pop@samsung.com>
19685 * graphite-scop-detection.c
19686 (scop_detection::harmful_loop_in_region): Free dom and loops.
19687 (scop_detection::loop_body_is_valid_scop): Free bbs.
19689 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19690 Sebastian Pop <s.pop@samsung.com>
19692 * graphite-scop-detection.c (record_loop_in_sese): New.
19693 (gather_bbs::before_dom_children): Call record_loop_in_sese.
19694 (build_scops): Remove call to build_sese_loop_nests.
19695 * sese.c (sese_record_loop): Remove.
19696 (build_sese_loop_nests): Remove.
19697 (new_sese_info): Remove region->loops.
19698 (free_sese_info): Same.
19699 * sese.h (sese_contains_loop): Same.
19700 (build_sese_loop_nests): Remove.
19701 (sese_contains_loop): Remove.
19703 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19704 Sebastian Pop <s.pop@samsung.com>
19706 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
19707 loop_is_valid_in_scop.
19708 (scop_detection::harmful_stmt_in_region): Renamed
19709 harmful_loop_in_region.
19710 Call loop_is_valid_in_scop.
19712 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19713 Sebastian Pop <s.pop@samsung.com>
19715 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
19718 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19719 Sebastian Pop <s.pop@samsung.com>
19721 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
19722 * graphite.h (struct poly_bb): Remove field is_reduction.
19723 (PBB_IS_REDUCTION): Remove.
19725 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19726 Sebastian Pop <s.pop@samsung.com>
19728 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
19729 (add_pdr_constraints): Same.
19730 (scop_get_reads): Same.
19731 (scop_get_must_writes): Same.
19732 (scop_get_may_writes): Same.
19733 (scop_get_original_schedule): Same.
19734 (extend_schedule): Same.
19735 (apply_schedule_on_deps): Same.
19736 (carries_deps): Same.
19737 (compute_deps): Same.
19738 (scop_get_dependences): Same.
19739 * graphite-isl-ast-to-gimple.c
19740 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
19741 * graphite-optimize-isl.c (get_schedule_for_band): Same.
19742 (get_schedule_for_band_list): Same.
19743 (get_schedule_map): Same.
19744 (apply_schedule_map_to_scop): Same.
19745 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
19746 (build_loop_iteration_domains): Same.
19747 (add_condition_to_pbb): Same.
19748 (add_param_constraints): Same.
19749 (pdr_add_memory_accesses): Same.
19750 (pdr_add_data_dimensions): Same.
19752 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19754 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
19757 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19759 * common.opt (feliminate-dwarf2-dups): Replace references to
19760 "DWARF 2" with just "DWARF".
19761 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
19762 * doc/extend.texi: Likewise.
19763 * doc/cpp.texi: Likewise.
19764 * doc/invoke.texi: Likewise.
19765 (Option Summary): Add -gdwarf to list of Debugging Options.
19766 (Debugging Options): Document -gdwarf.
19767 * doc/contrib.texi: Spell "DWARF" like that.
19769 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19771 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
19772 warning. Fix up formatting.
19774 PR middle-end/67653
19775 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
19776 attempt to mark memory input operand addressable and
19777 call prepare_gimple_addressable in that case. Don't adjust
19778 input_location for diagnostics, use error_at instead.
19780 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
19782 * config/rs6000/ppc-auxv.h: New file.
19783 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
19784 (cpu_is): Likewise.
19785 (cpu_supports): Likewise.
19786 * config/rs6000/rs6000.c: include "ppc-auxv.h".
19787 (cpu_is_info): New variable.
19788 (cpu_supports_info): Likewise.
19789 (tcb_verification_symbol): Likewise.
19790 (cpu_builtin_p): Likewise.
19791 (cpu_expand_builtin): New function.
19792 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
19793 (rs6000_init_builtins): Likewise.
19794 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
19795 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
19796 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
19797 * configure: Regenerate.
19798 * config.in: Likewise.
19799 * doc/extend.texi (PowerPC Built-in Functions): Document
19800 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
19802 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
19805 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
19807 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
19810 2016-01-20 Richard Henderson <rth@redhat.com>
19816 * tree.c (tm_define_builtin): New.
19817 (find_tm_vector_type): New.
19818 (build_tm_vector_builtins): New.
19819 (build_common_builtin_nodes): Call it.
19821 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
19823 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
19824 (arm_fp_ok): Likewise.
19825 (arm_fp): Likewise.
19826 (arm_crypto): Likewise.
19828 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
19829 Richard Biener <rguenther@suse.de>
19831 PR tree-optimization/69328
19832 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
19833 vectors have same number of elements.
19834 (vectorizable_condition): Fix masked version recognition.
19836 2016-01-20 Richard Biener <rguenther@suse.de>
19838 PR tree-optimization/69345
19839 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
19840 (VN_INFO_PTR_INFO): Likewise.
19841 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
19842 info when it is equal between non-dominating SSA names.
19843 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19844 Make sure to look at original SSA infos.
19846 2016-01-20 Jeff Law <law@redhat.com>
19849 * config/m68k/predicates.md (pow2_m1_operand): New predicate
19851 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
19852 (pc_or_label_operand): New predicate.
19853 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
19854 tests for small integers that are 2^n - 1.
19856 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
19858 * doc/invoke.texi (Options Summary): Add '.' after @xref.
19860 2016-01-19 Jeff Law <law@redhat.com>
19862 PR middle-end/69347
19863 * tree-ssa-threadbackwards.c
19864 (fsm_find_control_statement_thread_paths): Do not try to lookup
19865 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
19867 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
19869 * doc/lto.texi: Remove text that says only Gold has linker plugin
19872 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
19874 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
19875 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
19876 the DIE accordingly.
19877 (modified_type_die): Add REVERSE parameter and pass it recursively,
19878 as well as to base_type_die. Adjust presence check accordingly.
19879 (base_type_for_mode): Adjust call to modified_type_die.
19880 (add_type_attribute): Add REVERSE parameter and pass it to
19882 (generic_parameter_die): Adjust call to add_type_attribute.
19883 (add_scalar_info): Likewise.
19884 (add_subscript_info): Likewise.
19885 (gen_array_type_die): Likewise.
19886 (gen_descr_array_type_die): Likewise.
19887 (gen_entry_point_die): Likewise.
19888 (gen_enumeration_type_die): Likewise.
19889 (gen_formal_parameter_die): Likewise.
19890 (gen_subprogram_die): Likewise.
19891 (gen_variable_die ): Likewise.
19892 (gen_const_die): Likewise.
19893 (gen_field_die): Likewise.
19894 (gen_pointer_type_die): Likewise.
19895 (gen_reference_type_die): Likewise.
19896 (gen_ptr_to_mbr_type_die): Likewise.
19897 (gen_inheritance_die): Likewise.
19898 (gen_subroutine_type_die): Likewise.
19899 (gen_typedef_die): Likewise.
19900 (force_type_die): Adjust call to modified_type_die.
19902 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
19904 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
19905 flow throughout the file. Fix broken link to Objective-C 2.0
19907 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
19910 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19912 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
19914 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19917 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
19918 (maybe_record_node): Record cxa_pure_virtual as the only possible
19919 target if there are not ohter candidates.
19920 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
19922 2016-01-19 Richard Biener <rguenther@suse.de>
19924 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
19925 (get_memory_order): Likewise.
19927 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
19929 * tree-vect-stmts.c (vectorizable_store): Check
19932 2016-01-19 David Malcolm <dmalcolm@redhat.com>
19935 * gcc.c (driver::decode_argv): Add call to
19936 init_opts_obstack before init_options_struct.
19937 * opts.c (init_opts_obstack): Remove idempotency.
19938 (init_options_struct): Replace call to init_opts_obstack
19939 with a gcc_assert to verify that it has already been called.
19940 * toplev.c (toplev::main): Add call to init_opts_obstack before
19941 calls to init_options_struct.
19942 (toplev::finalize): Move cleanup of opts_obstack next to
19943 cleanup of save_decoded_options, clearing the latter, and
19944 save_decoded_options_count.
19946 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19949 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
19950 attribute to unconditional. Remove %? from output template.
19952 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19953 Jiong Wang <jiong.wang@arm.com>
19955 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
19956 generated from different expand order.
19958 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19960 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19961 Add support for CCMP costing.
19963 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19965 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
19966 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
19967 (fccmpe<mode>): Likewise.
19968 (fcmp): Rename to fcmp and globalize pattern.
19970 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
19971 (aarch64_gen_ccmp_next): Add FP support.
19973 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19975 * target.def (gen_ccmp_first): Update documentation.
19976 (gen_ccmp_next): Likewise.
19977 * doc/tm.texi (gen_ccmp_first): Update documentation.
19978 (gen_ccmp_next): Likewise.
19979 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
19980 expand_ccmp_expr_1. Improve comments.
19981 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
19982 (ccmp_ior<mode>): Remove pattern.
19983 (cmp<mode>): Remove expand.
19984 (cmp): Globalize pattern.
19985 (cstorecc4): Use cc_register.
19986 (mov<mode>cc): Remove ccmp_cc_register check.
19987 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
19988 Simplify after removal of CC_DNE/* modes.
19989 (aarch64_ccmp_mode_to_code): Remove.
19990 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
19991 In 'k' case use integer as condition.
19992 (aarch64_nzcv_codes): Remove inverted cases.
19993 (aarch64_code_to_ccmode): Remove.
19994 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
19995 comparison with CC register to be used in folowing CCMP/branch/CSEL.
19996 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
19997 pattern. Return the comparison with CC register. Invert conditions
19998 when bitcode is OR.
19999 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
20000 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
20002 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20004 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20005 instrumented_version.
20007 2016-01-19 Richard Biener <rguenther@suse.de>
20009 PR tree-optimization/69336
20010 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
20011 handled components with get_ref_base_and_extent.
20012 (equal_mem_array_ref_p): Adjust.
20014 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20017 * shrink-wrap.c: Include valtrack.h.
20018 (move_insn_for_shrink_wrap): Add DEBUG argument. If
20019 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
20020 in between insn and where it will be moved to. Call
20021 dead_debug_insert_temp.
20022 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
20023 first and dead_debug_local_finish at the end.
20024 For uses and defs bitmap, handle all regs in between REGNO and
20025 END_REGNO, not just the first one.
20027 2016-01-19 Richard Biener <rguenther@suse.de>
20029 PR tree-optimization/69352
20030 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
20031 (equal_mem_array_ref_p): Constrain size and max size properly.
20032 Compare the reverse flag.
20034 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
20036 * ira.c (ira): Update regstat data if we deleted insns.
20038 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20040 PR rtl-optimization/68955
20041 PR rtl-optimization/64557
20042 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
20043 here. Fix up formatting.
20044 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
20046 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20049 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
20050 assume that the node has body.
20051 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
20054 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20056 * lto-streamer-out.c (lto_output): Do not stream instrumentation
20059 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20061 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
20062 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
20064 2016-01-19 Martin Jambor <mjambor@suse.cz>
20065 Martin Liska <mliska@suse.cz>
20066 Michael Matz <matz@suse.de>
20068 * Makefile.in (OBJS): Add new source files.
20069 (GTFILES): Add hsa.c.
20070 * common.opt (disable_hsa): New variable.
20071 (-Whsa): New warning.
20072 * config.in (ENABLE_HSA): New.
20073 * configure.ac: Treat hsa differently from other accelerators.
20074 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
20075 $enable_offloading.
20076 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
20077 * doc/install.texi (Configuration): Document --with-hsa-runtime,
20078 --with-hsa-runtime-include, --with-hsa-runtime-lib and
20079 --with-hsa-kmt-lib.
20080 * doc/invoke.texi (-Whsa): Document.
20081 (hsa-gen-debug-stores): Likewise.
20082 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
20083 to invoke offload compiler for hsa acclerator.
20084 * opts.c (common_handle_option): Determine whether HSA offloading
20085 should be performed.
20086 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
20087 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
20088 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
20089 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
20090 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
20091 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
20092 GF_OMP_FOR_KIND_GRID_LOOP.
20093 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
20094 (pp_gimple_stmt_1): Likewise.
20095 * gimple-walk.c (walk_gimple_stmt): Likewise.
20096 * gimple.c (gimple_build_omp_grid_body): New function.
20097 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
20098 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
20099 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
20100 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
20101 GF_OMP_TEAMS_GRID_PHONY.
20102 (gimple_statement_omp_single_layout): Updated comments.
20103 (gimple_build_omp_grid_body): New function.
20104 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
20105 (gimple_omp_for_grid_phony): New function.
20106 (gimple_omp_for_set_grid_phony): Likewise.
20107 (gimple_omp_parallel_grid_phony): Likewise.
20108 (gimple_omp_parallel_set_grid_phony): Likewise.
20109 (gimple_omp_teams_grid_phony): Likewise.
20110 (gimple_omp_teams_set_grid_phony): Likewise.
20111 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
20112 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
20113 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
20114 (BUILT_IN_GOMP_TARGET): Updated type.
20115 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
20116 (adjust_for_condition): New function.
20117 (get_omp_for_step_from_incr): Likewise.
20118 (extract_omp_for_data): Moved parts to adjust_for_condition and
20119 get_omp_for_step_from_incr.
20120 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
20121 (fixup_child_record_type): Bail out if receiver_decl is NULL.
20122 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
20123 (scan_omp_parallel): Do not create child functions for phony
20125 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
20126 (scan_omp_1_op): Checking assert we are not remapping to
20127 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
20128 (parallel_needs_hsa_kernel_p): New function.
20129 (expand_parallel_call): Register apprpriate parallel child
20130 functions as HSA kernels.
20131 (grid_launch_attributes_trees): New type.
20132 (grid_attr_trees): New variable.
20133 (grid_create_kernel_launch_attr_types): New function.
20134 (grid_insert_store_range_dim): Likewise.
20135 (grid_get_kernel_launch_attributes): Likewise.
20136 (get_target_argument_identifier_1): Likewise.
20137 (get_target_argument_identifier): Likewise.
20138 (get_target_argument_value): Likewise.
20139 (push_target_argument_according_to_value): Likewise.
20140 (get_target_arguments): Likewise.
20141 (expand_omp_target): Call get_target_arguments instead of looking
20142 up for teams and thread limit.
20143 (grid_expand_omp_for_loop): New function.
20144 (grid_arg_decl_map): New type.
20145 (grid_remap_kernel_arg_accesses): New function.
20146 (grid_expand_target_kernel_body): New function.
20147 (expand_omp): Call it.
20148 (lower_omp_for): Do not emit phony constructs.
20149 (lower_omp_taskreg): Do not emit phony constructs but create for them
20150 a temporary variable receiver_decl.
20151 (lower_omp_taskreg): Do not emit phony constructs.
20152 (lower_omp_teams): Likewise.
20153 (lower_omp_grid_body): New function.
20154 (lower_omp_1): Call it.
20155 (grid_reg_assignment_to_local_var_p): New function.
20156 (grid_seq_only_contains_local_assignments): Likewise.
20157 (grid_find_single_omp_among_assignments_1): Likewise.
20158 (grid_find_single_omp_among_assignments): Likewise.
20159 (grid_find_ungridifiable_statement): Likewise.
20160 (grid_target_follows_gridifiable_pattern): Likewise.
20161 (grid_remap_prebody_decls): Likewise.
20162 (grid_copy_leading_local_assignments): Likewise.
20163 (grid_process_kernel_body_copy): Likewise.
20164 (grid_attempt_target_gridification): Likewise.
20165 (grid_gridify_all_targets_stmt): Likewise.
20166 (grid_gridify_all_targets): Likewise.
20167 (execute_lower_omp): Call grid_gridify_all_targets.
20168 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
20169 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
20170 (tree_omp_clause): Added union field dimension.
20171 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
20172 * tree.c (omp_clause_num_ops): Added number of arguments of
20173 OMP_CLAUSE__GRIDDIM_.
20174 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
20175 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
20176 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
20177 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
20178 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
20179 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
20180 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
20181 * tree-pass.h (make_pass_gen_hsail): Declare.
20182 (make_pass_ipa_hsa): Likewise.
20183 * ipa-hsa.c: New file.
20184 * lto-section-in.c (lto_section_name): Add hsa section name.
20185 * lto-streamer.h (lto_section_type): Add hsa section.
20186 * timevar.def (TV_IPA_HSA): New.
20187 * hsa-brig-format.h: New file.
20188 * hsa-brig.c: New file.
20189 * hsa-dump.c: Likewise.
20190 * hsa-gen.c: Likewise.
20193 * toplev.c (compile_file): Call hsa_output_brig.
20194 * hsa-regalloc.c: New file.
20196 2016-01-18 Jeff Law <law@redhat.com>
20198 PR tree-optimization/69320
20199 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
20200 ranged object, do nothing if the RHS constant is not [0..1].
20201 (optimize_stmt): Comparing a boolean ranged object against a
20202 constant outside [0..1] results in a compile-time constant.
20204 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
20207 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
20209 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20210 (Option Summary): Update to reflect new section and moved options.
20211 (C++ Dialect Options): Move -fstats to new section.
20212 (Debugging Options): Move all dump, statistics, and other GCC
20213 developer options to new section. Rewrite section introduction
20214 and re-order remaining options to put the more basic ones first.
20215 (Optimization Options): Move -fira-verbose and -flto-report* to
20217 (Developer Options): New section incorporating moved options.
20218 * doc/cppopts.texi (-dM): Update cross-reference.
20220 2016-01-18 Richard Henderson <rth@redhat.com>
20223 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20224 operands to pseudo only if CSE is expected. Split long immediate
20225 operands only after reload, and for the stack pointer.
20226 (*add<GPI>3_pluslong): Remove.
20227 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20228 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20229 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20230 (*add<GPI>3 peepholes): New.
20231 (*add<GPI>3 splitters): New.
20232 * config/aarch64/constraints.md (Upl): New.
20233 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20235 2016-01-18 Richard Biener <rguenther@suse.de>
20237 PR tree-optimization/69297
20238 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20240 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20242 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20244 PR middle-end/68542
20245 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20246 of mixind vector and scalar types.
20247 (fold_relational_const): Add handling of vector
20248 comparison with boolean result.
20249 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20250 comparison of vector operands with boolean result for EQ/NE only.
20251 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20252 (verify_gimple_cond): Likewise.
20253 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20256 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20258 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20261 2016-01-18 Richard Biener <rguenther@suse.de>
20263 PR middle-end/69308
20264 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20266 2016-01-18 Tom de Vries <tom@codesourcery.com>
20268 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20270 2016-01-18 Tom de Vries <tom@codesourcery.com>
20272 * omp-low.c (set_oacc_fn_attrib): Make extern.
20273 * omp-low.h (set_oacc_fn_attrib): Declare.
20274 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20275 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20276 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20277 Add and handle function parameter oacc_kernels_p.
20278 (find_reduc_addr, get_omp_data_i_param): New function.
20279 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20280 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20281 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20282 Calculate dominance info. Skip loops that are not in a kernels region
20283 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20284 (pass_parallelize_loops::execute): Call parallelize_loops with
20285 oacc_kernels_p argument.
20286 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20287 New member function.
20288 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20289 * passes.def: Add argument to pass_parallelize_loops instantation.
20291 2016-01-18 Tom de Vries <tom@codesourcery.com>
20293 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20294 pass_parallelize_loops to be run outside the loop pipeline.
20296 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20298 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20299 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20301 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20304 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20305 using get_ref_base_and_extent.
20306 (equal_mem_array_ref_p): New.
20307 (hashable_expr_equal_p): Add call to previous.
20309 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20312 * tree-sra.c (disqualified_constants, constant_decl_p): New.
20313 (sra_initialize): Allocate disqualified_constants.
20314 (sra_deinitialize): Free disqualified_constants.
20315 (disqualify_candidate): Update disqualified_constants when appropriate.
20316 (create_access): Scan for constant-pool entries as we go along.
20317 (scalarizable_type_p): Add check against type_contains_placeholder_p.
20318 (maybe_add_sra_candidate): Allow constant-pool entries.
20319 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
20320 (initialize_constant_pool_replacements): New.
20321 (sra_modify_assign): Avoid mangling assignments created by previous,
20322 and don't generate writes into constant pool.
20323 (sra_modify_function_body): Call initialize_constant_pool_replacements.
20325 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20327 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
20328 andnot instruction.
20329 (scalar_chain::convert_op): Likewise.
20330 * config/i386/i386.md (*andndi3_doubleword): New.
20332 2016-01-18 Richard Biener <rguenther@suse.de>
20334 PR tree-optimization/69170
20335 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
20336 building a vector from scalar results of a pattern stmt.
20338 2016-01-18 Jakub Jelinek <jakub@redhat.com>
20340 * haifa-sched.c (autopref_multipass_init): Work around
20341 -Wmaybe-uninitialized warning.
20343 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
20345 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
20346 against the constant 0.
20348 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20350 PR tree-optimization/68799
20351 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
20352 look up phi candidates in the statement-candidate map.
20353 (phi_add_costs): Likewise.
20354 (record_phi_increments): Likewise.
20355 (phi_incr_cost): Likewise.
20356 (ncd_with_phi): Likewise.
20357 (all_phi_incrs_profitable): Likewise.
20359 2016-01-17 Jakub Jelinek <jakub@redhat.com>
20361 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
20362 -Wmaybe-uninitialized warning.
20364 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
20366 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20367 (Option Summary): Update to reflect new section and moved options.
20368 (C++ Dialect Options): Move -fvtable-verify and related options.
20369 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
20370 and profiling-related options.
20371 (Optimization Options): Move profile generation options and
20372 -fstack-protector and related options.
20373 (Instrumentation Options): New section incorporating moved options.
20374 (Code Generation Options): Move -finstrument-functions and
20375 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
20377 2016-01-16 Tom de Vries <tom@codesourcery.com>
20379 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
20381 2016-01-16 Tom de Vries <tom@codesourcery.com>
20383 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
20385 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
20387 * hash-table.h (hash_table::empty): Turn into an inline wrapper
20388 that checks whether the table is already empty. Rename the
20389 original implementation to...
20390 (hash_table::empty_slot): ...this new private function.
20392 2016-01-15 David Malcolm <dmalcolm@redhat.com>
20394 PR diagnostic/68899
20395 * diagnostic-show-locus.c (layout::print_source_line): Move x
20396 offset of line until after call to
20397 get_line_width_without_trailing_whitespace.
20399 2016-01-15 Jeff Law <law@redhat.com>
20401 PR tree-optimization/69270
20402 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
20403 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
20404 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
20405 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
20406 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20407 ssa_name_has_boolean_range and constant_boolean_node.
20409 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
20411 PR rtl-optimization/69030
20412 * lra-spills.c (remove_pseudos): Check nrefs and make the function
20414 (spill_pseudos): Delete debug insn for dead pseudo.
20415 (lra_spill): Initiate spill_hard_reg and slots memory separately.
20417 2016-01-15 Jiong Wang <jiong.wang@arm.com>
20419 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
20421 (TYPES_UNOPUS): Likewise.
20422 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
20423 builtin type, from UNOP to UNOPUS.
20424 (lbtruncuv4sf): Likewise.
20425 (lbtruncuv2df): Likewise.
20426 (lrounduv2sf): Likewise.
20427 (lrounduv4sf): Likewise.
20428 (lrounduv2df): Likewise.
20429 (lroundusf): Likewise.
20430 (lroundusf): Likewise.
20431 (lceiluv2sf): Likewise.
20432 (lceiluv4sf): Likewise.
20433 (lceiluv2df): Likewise.
20434 (lceilusf): Likewise.
20435 (lceiludf): Likewise.
20436 (lflooruv2sf): Likewise.
20437 (lflooruv4sf): Likewise.
20438 (lflooruv2df): Likewise.
20439 (lfloorusf): Likewise.
20440 (lfloorudf): Likewise.
20441 (lfrintnuv2sf): Likewise.
20442 (lfrintnuv4sf): Likewise.
20443 (lfrintnuv2df): Likewise.
20444 (lfrintnusf): Likewise.
20445 (lfrintnudf): Likewise.
20446 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
20448 (vcvtq_u32_f32): Likewise.
20449 (vcvtq_u64_f64): Likewise.
20450 (vcvta_u32_f32): Likewise.
20451 (vcvtaq_u32_f32): Likewise.
20452 (vcvtaq_u64_f64): Likewise.
20453 (vcvtm_u32_f32): Likewise.
20454 (vcvtmq_u32_f32): Likewise.
20455 (vcvtmq_u64_f64): Likewise.
20456 (vcvtn_u32_f32): Likwise.
20457 (vcvtnq_u32_f32): Likewise.
20458 (vcvtnq_u64_f64): Likewise.
20459 (vcvtp_u32_f32): Likewise.
20460 (vcvtpq_u32_f32): Likewise.
20461 (vcvtpq_u64_f64): Likewise.
20462 (vcvtmd_u64_f64): Likewise.
20463 (vcvtms_u32_f32): Likewise.
20464 (vcvtad_u64_f64): Likewise.
20465 (vcvtas_u32_f32): Likewise.
20466 (vcvtnd_u64_f64): Likewise.
20467 (vcvtns_u32_f32): Likewise.
20468 (vcvtpd_u64_f64): Likewise.
20469 (vcvtps_u32_f32): Likewise.
20471 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20473 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
20474 CSEL of zero_extended registers.
20476 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20478 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
20479 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
20481 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20483 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
20484 false when argument string is not found in the attributes table
20487 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
20490 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
20491 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
20492 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
20493 precision estimate.
20495 2016-01-15 Richard Biener <rguenther@suse.de>
20497 PR tree-optimization/66856
20498 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
20499 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
20500 (vect_create_new_slp_node): Increment stmt reference count.
20501 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
20502 an SLP tree before swapping operands.
20503 (vect_build_slp_tree): Likewise.
20504 (destroy_bb_vec_info): Free stmt info after SLP instances.
20505 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
20506 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
20507 (STMT_VINFO_NUM_SLP_USES): New macro.
20509 2016-01-15 Richard Biener <rguenther@suse.de>
20512 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
20513 (add_linkage_name): ... here.
20514 (gen_typedef_die): Use add_linkage_name_raw instead of
20515 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
20518 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
20520 * gimplify.c (oacc_default_clause): Decode reference and pointer
20521 types for both kernels and parallel regions.
20523 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
20525 PR middle-end/69246
20526 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
20528 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20530 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
20531 (convert_scalars_to_vector): Likewise.
20533 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
20535 * doc/extend.texi (Type Traits): Fix grammar.
20537 2016-01-15 Martin Jambor <mjambor@suse.cz>
20539 * tree-inline.c (remap_decl): Use existing dclarations if
20540 remapping a type and prevent_decl_creation_for_types.
20541 (replace_locals_stmt): Do an initial remapping of non-VLA typed
20542 decls first. Do real remapping with
20543 prevent_decl_creation_for_types set.
20544 * tree-inline.h (copy_body_data): New field
20545 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
20548 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20550 * config/s390/s390.opt (mmvcle): More verbose help text.
20552 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20554 * config/s390/s390.opt: Add period to -mzvector option text.
20556 2016-01-15 Richard Biener <rguenther@suse.de>
20558 PR tree-optimization/68961
20559 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
20560 of invariants in stores again.
20562 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
20564 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
20566 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20568 * config/i386/i386.c (ix86_expand_branch): Don't split
20569 DI mode xor instruction to SI mode.
20571 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20574 * ipa-icf.c (sem_function::merge): Virtual functions may become
20575 reachable even if they address is not taken and there are no
20578 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20580 * lto-streamer-out.c (subtract_estimated_size): New function.
20581 (get_symbol_initial_value): Use it.
20583 2016-01-15 Christian Bruel <christian.bruel@st.com>
20586 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
20587 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
20588 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
20589 use add_builtin_function_ext_scope instead of add_builtin_function.
20590 (neon_set_p, neon_crypto_set_p): Remove.
20591 (arm_init_builtins): Always call arm_init_neon_builtins and
20592 arm_init_crypto_builtins.
20593 (arm_expand_builtin): Check that builtins are allowed for the arch.
20594 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
20595 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
20596 arm_init_neon_builtins call.
20598 2016-01-15 Richard Biener <rguenther@suse.de>
20600 PR tree-optimization/69117
20601 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
20602 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
20603 of the leader conservatively.
20604 (free_scc_vn): Restore original SSA name infos.
20606 2016-01-14 Jeff Law <law@redhat.com>
20608 PR tree-optimization/69270
20609 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
20610 single bit of precision, verify it's also unsigned.
20611 (record_edge_info): Use constant_boolean_node rather than fold_convert
20612 to convert boolean_true/boolean_false to the right type.
20614 2016-01-14 Richard Henderson <rth@redhat.com>
20617 * loop-doloop.c (record_reg_sets): New.
20618 (doloop_optimize): Reject the transform if the sequence
20619 clobbers registers live at the end of the loop block.
20620 (doloop_optimize_loops): Enable df_live if needed.
20622 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20624 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
20625 * config/rs6000/rs6000.c: Likewise.
20626 * config/rs6000/rs6000.h: Likewise.
20627 * config/rs6000/rs6000.md: Likewise.
20628 * doc/extend.texi: Likewsie.
20630 2016-01-14 Jeff Law <law@redhat.com>
20632 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
20635 2016-01-14 Richard Henderson <rth@redhat.com>
20639 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
20640 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
20641 instead of builtin_decl_declared_p to test for declaration.
20643 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
20645 * doc/loop.texi (Loop Analysis and Representation): Document
20646 loop_depth function.
20648 2016-01-14 Tom de Vries <tom@codesourcery.com>
20650 PR tree-optimization/68773
20651 * omp-low.c (expand_omp_target): Don't set force_output.
20652 * varpool.c (varpool_node::get_create): Same.
20653 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
20654 offload_funcs with force_output.
20656 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20659 * lra-eliminations.c (move_plus_up): Don't change anything if either
20660 the outer or inner subreg mode is not MODE_INT.
20661 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
20662 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
20664 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20666 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
20667 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
20668 reduc_uplus_@var{m}): Remove.
20669 * expr.c (expand_expr_real_2): Remove expansion path for
20670 reduc_[us](min|max|plus) optabs.
20671 * optabs-tree.c (scalar_reduc_to_vector): Remove.
20672 * optabs-tree.h (scalar_reduc_to_vector): Remove.
20673 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
20674 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
20675 * tree-vect-loop.c (vectorizable_reduction): Remove test for
20676 reduc_[us](min|max|plus) optabs.
20678 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20680 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
20681 (reduc_plus_scal_v2sf): New.
20682 (reduc_smax_v2sf): Rename to...
20683 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
20684 (reduc_smin_v2sf): Rename to...
20685 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
20687 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
20689 * alias.c (compare_base_symbol_refs): New function.
20690 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
20693 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20695 PR middle-end/68146
20696 PR tree-optimization/69155
20697 * tree-complex.c: Include cfganal.h.
20698 (phis_to_revisit): New variable.
20699 (extract_component): Add phiarg_p argument. Assert that returned
20700 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
20701 (update_phi_components): Partly rewrite to use loop over real/imag
20702 components instead of code duplication. If extract_component returns
20703 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
20704 create_tmp_reg into the PHI node instead, and mention the phi triplet
20705 in phis_to_revisit.
20706 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
20707 in phis_to_revisit at the end.
20709 2016-01-14 Richard Biener <rguenther@suse.de>
20711 PR tree-optimization/68060
20712 * tree-vect-loop.c (vect_is_simple_reduction): Check the
20713 outer loop reduction is only used in the inner loop before
20714 detecting a double reduction.
20716 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20719 * combine.c (expand_field_assignment): Punt if compute_mode is
20720 unsupported scalar mode.
20722 2016-01-14 Richard Biener <rguenther@suse.de>
20724 PR tree-optimization/66856
20725 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
20726 SLP node only if it built successfully.
20727 (vect_analyze_slp_instance): Adjust.
20729 2016-01-14 Jeff Law <law@redhat.com>
20731 PR tree-optimization/69270
20732 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
20733 (record_edge_info): Use it. Convert boolean_{true,false}_node
20734 to the type of op0.
20736 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
20739 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
20740 use block_ultimate_origin
20741 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
20743 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20745 * doc/invoke.texi (Submodel Options): Rename section to
20746 "Machine-Dependent Options" to better reflect its content.
20747 Rewrite introductory text to remove archaic CPU names.
20750 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20752 * doc/invoke.texi (Code Gen Options): Move section up in file,
20753 before target-specific options. Update menu and option summary
20754 to reflect the new section ordering.
20756 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20758 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
20759 (C++ Dialect Options): Add cross-reference to -std option.
20760 * doc/standards.texi (C++ Language): Document C++14 support.
20762 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
20764 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
20765 for pack/unpack functions for __ibm128.
20766 (PACK_IF): Likewise.
20767 (UNPACK_IF): Likewise.
20769 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
20770 support for __ibm128 pack/unpack functions.
20771 (rs6000_invalid_builtin): Likewise.
20772 (rs6000_init_builtins): Likewise.
20773 (rs6000_opt_masks): Likewise.
20775 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
20776 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
20778 (RS6000_BTM_COMMON): Likewise.
20780 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
20781 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
20782 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
20783 128-bit floating point. Add support for the double values to be
20784 in Altivec registers for TF/IF packing and unpacking, but restrict
20785 TD packing sub-fields to be FPR registers. Don't allow overlapped
20786 register support for packing. Allow pack inputs to be memory
20787 locations. Don't build generator functions for unpack<mode>_dm
20788 and unpack<mode>_nodm.
20789 (unpack<mode>_dm): Likewise.
20790 (unpack<mode>_nodm): Likewise.
20791 (pack<mode>): Likewise.
20793 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
20794 built-in functions to pack/unpack explicit __ibm128 values.
20795 (__builtin_unpack_ibm128): Likewise.
20797 * doc/extend.texi (PowerPC Built-in Functions): Document
20798 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
20800 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
20803 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
20804 Add new arg loc and pass it down as context.
20805 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
20806 to the location to use for the warning.
20807 (check_function_arguments): New arg loc. All callers changed. Pass
20808 it to check_function_nonnull.
20809 * c-common.h (check_function_arguments): Adjust declaration.
20811 2016-01-13 Jakub Jelinek <jakub@redhat.com>
20813 PR tree-optimization/69156
20814 * gimple.c (validate_type): Removed.
20815 (gimple_builtin_call_types_compatible_p): Use
20816 useless_type_conversion_p instead of validate_type.
20817 * value-prof.c (gimple_stringop_fixed_value): Fold
20818 icall_size to correct type.
20820 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20822 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
20825 2016-01-13 Richard Henderson <rth@redhat.com>
20828 * target.def (builtin_tm_load, builtin_tm_store): Remove.
20829 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
20830 (ix86_builtin_tm_store): Remove.
20831 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
20832 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
20833 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
20834 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
20835 * doc/tm.texi: Rebuild.
20837 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
20838 (BUILT_IN_TM_MEMCPY_RTWN): New.
20839 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
20840 fallback from vector to integer helpers.
20841 (build_tm_load): Handle vector types directly, instead of
20843 (build_tm_store): Likewise.
20844 (expand_assign_tm): Prepare for register types not handled by
20845 the above. Copy them to memory and use memcpy.
20846 * tree.c (tm_define_builtin): New.
20847 (find_tm_vector_type): New.
20848 (build_tm_vector_builtins): New.
20849 (build_common_builtin_nodes): Call it.
20851 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
20853 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
20854 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
20856 2016-01-13 Tom de Vries <tom@codesourcery.com>
20858 PR tree-optimization/69169
20859 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
20860 handled_struct_type param.
20861 (create_variable_info_for, intra_create_variable_infos): Call
20862 create_variable_info_for_1 with extra arg.
20864 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
20866 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
20867 and "armv8.1-a+crc" entries.
20869 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
20872 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
20873 Change first operand predicate from register_or_constm1_operand
20874 to register_operand.
20875 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
20876 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
20877 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
20878 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
20879 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
20880 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
20881 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
20882 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
20883 comparison with constm1_rtx from vec_prefetch_gen part.
20885 2016-01-13 Richard Biener <rguenther@suse.de>
20887 PR tree-optimization/69013
20888 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
20889 Exchange assert for a test.
20891 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20894 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
20896 2016-01-13 Richard Biener <rguenther@suse.de>
20898 PR tree-optimization/69242
20899 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
20900 assert with a check.
20902 2016-01-13 Richard Biener <rguenther@suse.de>
20904 PR tree-optimization/69186
20905 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20906 Properly guard vect_update_misalignment_for_peel call.
20908 2016-01-12 Jeff Law <law@redhat.com>
20910 PR tree-optimization/pr67755
20911 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
20912 "need_profile_correction".
20913 (thread_block_1): Initialize new field to false by default. If we
20914 have multiple thread paths through a common joiner to different
20915 final targets, then set new field to true.
20916 (compute_path_counts): Only do count adjustment when it's really
20919 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20921 * doc/invoke.texi (Spec Files): Move section down in file, past
20922 all command-line option descriptions.
20924 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20926 PR middle-end/54809
20927 * doc/gty.texi: Remove documentation of mark_hook.
20928 * gengtype.c (struct write_types_data): Remove code to support
20929 mark_hook attribute.
20930 (walk_type): Likewise.
20931 (write_func_for_structure): Likewise.
20933 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20935 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
20936 Directory Options, and -specs= to Overall Options.
20937 (Overall Options): Adjust similarly. Reorder to group related
20938 options together. Make -specs= cross-reference the spec file details.
20939 (Directory Options): Adjust similarly.
20941 2016-01-12 Jeff Law <law@redhat.com>
20943 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
20945 2016-01-12 Olivier Hainque <hainque@adacore.com>
20947 * gcc.c (spec_undefvar_allowed): New global.
20948 (process_command): Set to true when running for --version or --help,
20950 (getenv_spec_function): When the variable is not defined, use the
20951 variable name as the variable value if we're allowed not to issue
20954 2016-01-12 Bin Cheng <bin.cheng@arm.com>
20956 PR tree-optimization/68911
20957 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
20958 information computed for expression "init + nit * step".
20960 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20962 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
20963 about name of GCC executable. Remove deleted node from menu.
20964 (Directory Options) <-B>: Remove cross-reference to deleted node.
20965 (Target Options): Delete section.
20967 2016-01-12 Christian Bruel <christian.bruel@st.com>
20970 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
20971 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
20973 2016-01-12 Jakub Jelinek <jakub@redhat.com>
20976 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
20977 aligned_mem is properly set for AVX512-VL floating point masked
20981 * ifcvt.c (cond_exec_process_if_block): When removing the last
20982 insn from then_bb, remove also any possible barriers that follow it.
20984 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
20988 * config/i386/iamcu.h (SIZE_TYPE): New macro.
20989 (PTRDIFF_TYPE): Likewise.
20990 (WCHAR_TYPE): Likewise.
20991 (WCHAR_TYPE_SIZE): Likewise.
20992 (STDINT_LONG32): Likewise.
20994 2016-01-12 Richard Biener <rguenther@suse.de>
20996 PR tree-optimization/69053
20997 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
20998 convert initial value for cond reductions.
21000 2016-01-12 Richard Biener <rguenther@suse.de>
21002 PR tree-optimization/69007
21003 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
21004 widen_sum after dot_prod and sad.
21006 2016-01-12 Richard Biener <rguenther@suse.de>
21008 PR tree-optimization/69168
21009 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
21010 pattern stmt SLP type.
21011 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
21012 end up unused so cope with that case.
21014 2016-01-12 Richard Biener <rguenther@suse.de>
21016 PR tree-optimization/69157
21017 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
21018 stmts def type only during analyze phase.
21019 (vectorizable_call): Likewise.
21020 (vectorizable_simd_clone_call): Likewise.
21021 (vectorizable_conversion): Likewise.
21022 (vectorizable_assignment): Likewise.
21023 (vectorizable_shift): Likewise.
21024 (vectorizable_operation): Likewise.
21025 (vectorizable_store): Likewise.
21026 (vectorizable_load): Likewise.
21028 2016-01-12 Richard Biener <rguenther@suse.de>
21030 PR tree-optimization/69174
21031 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
21033 (vectorizable_load): Properly compute the number of loads needed
21034 for permuted strided SLP loads and do not spuriously assign
21035 to SLP_TREE_VEC_STMTS.
21037 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
21039 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
21040 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
21041 (MD_EXEC_PREFIX): Remove.
21042 (MD_STARTFILE_PREFIX) Removee.
21043 (FILE_NAME_ABSOLUTE_P): Remove.
21044 (CPP_SPEC): Do not read macros from sys/version.h.
21045 (LINK_COMMAND_SPEC): Remove.
21046 (LOCAL_INCLUDE_DIR): Remove.
21047 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
21048 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
21049 (POST_LINK_SPEC): Define to invoke stubify after linker
21050 (LIBSTDCXX): Remove define
21051 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
21052 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
21053 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
21054 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
21055 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
21056 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
21057 (i386_djgpp_asm_named_section): Add propotype of new procedure
21059 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
21060 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
21061 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
21062 in config/i386/djgpp.h).
21063 (STANDARD_STARTFILE_PREFIX_2): Define identical to
21064 STANDARD_STARTFILE_PREFIX_1.
21065 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
21066 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
21067 installation errors.
21068 (MAX_OFILE_ALIGNMENT): Define to 128.
21069 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
21071 * config/i386/djgpp.c: New file. Add implementation of
21072 i386_djgpp_asm_named_section.
21074 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
21076 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
21077 Add rule for building djgpp.o.
21079 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21081 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
21082 (rtx_is_swappable_p): Reductions are swappable.
21083 (insn_is_swappable_p): V2DF reductions are swappable.
21085 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
21087 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
21088 reloads for other unsupported memory operands.
21090 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21091 Jim Wilson <jim.wilson@linaro.org>
21094 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
21095 copy_to_mode_reg instead of force_reg.
21097 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21100 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
21101 TARGET_80387 is true.
21103 2016-01-11 Jakub Jelinek <jakub@redhat.com>
21106 * lra-eliminations.c (move_plus_up): Only move plus up
21107 if subreg of the constant can be simplified into constant
21108 and use the simplified subreg of the constant instead of
21109 the original constant.
21111 * fold-const.c (fold_convertible_p): Don't return true
21112 for conversion of VECTOR_TYPE to same sized integral type.
21113 (fold_convert_loc): Fix up formatting. Fold conversion of
21114 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
21115 instead of NOP_EXPR.
21117 PR tree-optimization/69214
21118 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
21119 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
21122 PR tree-optimization/69207
21123 * tree-vect-slp.c (vect_get_constant_vectors): For
21124 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
21125 fold_convertible_p to vector_type's element type, and always
21126 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
21128 2016-01-11 Richard Biener <rguenther@suse.de>
21130 PR tree-optimization/69173
21131 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
21132 fixup the cycle if all stmts are in a pattern.
21134 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
21136 PR middle-end/68999
21137 * alias.c (base_alias_check): Move check for addresses with
21138 alignment ANDs before the call for compare_base_decls.
21139 (memrefs_conflict_p): Return -1 for different decls
21140 that went through alignment adjustments.
21142 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21144 PR rtl-optimization/68796
21145 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
21146 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
21147 and QImode comparisons against zero with CC_NZmode.
21148 * config/aarch64/iterators.md (short_mask): New mode_attr.
21150 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21152 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
21153 (<avx512>_store<mode>_mask): Likewise.
21155 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
21156 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21158 PR rtl-optimization/68841
21159 * ifcvt.c (struct noce_if_info): Add orig_x field.
21160 (bbs_ok_for_cmove_arith): Add to_rename parameter.
21161 Don't record conflicts on to_rename if it's present.
21162 Allow memory destinations in sets.
21163 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
21164 blocks, passing orig_x to the checks.
21165 (noce_process_if_block): Set if_info->orig_x appropriately.
21167 2016-01-11 Tom de Vries <tom@codesourcery.com>
21169 PR tree-optimization/69069
21170 * tree-parloops.c (create_parallel_loop): Add missing phi args.
21172 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
21174 PR rtl-optimization/68920
21175 * config/i386/i386.c (ix86_option_override_internal): Restrict number
21176 of conditional moves for RTL if-conversion to 1 for
21177 TARGET_ONE_IF_CONV_INSN.
21178 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
21179 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
21180 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
21181 parameter to restirct number of conditional moves for
21183 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
21184 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
21187 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
21190 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
21191 onepart vars. Fix typo in comment. Fix reversed condition in
21193 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
21196 * var-tracking.c (dump_onepart_variable_differences): New.
21197 (dataflow_set_different): If a detailed dump is requested,
21198 delay early returns and dump differences between onepart
21199 variables present before and after, and added variables.
21201 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21204 * expr.c (expand_expr_real_1): For boolean vector constants
21205 with a scalar mode use const_scalar_mask_from_tree.
21206 (const_scalar_mask_from_tree): New.
21207 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
21208 assigned to a mask type to handle constants.
21210 2016-01-11 Martin Jambor <mjambor@suse.cz>
21213 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21214 useless parameters if we cannot change function signature.
21216 2016-01-11 Martin Jambor <mjambor@suse.cz>
21219 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21222 2016-01-11 Tom de Vries <tom@codesourcery.com>
21224 PR tree-optimization/69109
21225 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21228 2016-01-11 Tom de Vries <tom@codesourcery.com>
21230 PR tree-optimization/69108
21231 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21232 res is not used in a phi.
21234 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21237 * common.opt (frandom-seed): Fix parameter name.
21238 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21240 2016-01-11 Tom de Vries <tom@codesourcery.com>
21242 PR tree-optimization/69058
21243 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21246 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21248 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21249 (mcode-density): Likewise.
21251 2016-01-10 Tom de Vries <tom@codesourcery.com>
21253 PR tree-optimization/69062
21254 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21255 (parallelize_loops): Don't paralelize loop that has phi with address
21258 2016-01-10 Tom de Vries <tom@codesourcery.com>
21260 PR tree-optimization/69039
21261 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21264 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21266 PR middle-end/68743
21267 * match.pd: Require target has function_c99_misc before doing
21268 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21270 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21272 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21274 * configure: Regenerate.
21276 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21278 PR middle-end/50865
21279 PR tree-optimization/69097
21280 * fold-const.h (expr_not_equal_to): New prototype.
21281 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21282 (expr_not_equal_to): New function.
21283 * match.pd (X % -Y is the same as X % Y): Don't optimize
21284 unless X is known not to be equal to minimum or Y is known
21285 not to be equal to -1.
21286 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21287 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21288 (simplify_stmt_using_ranges): Adjust caller.
21289 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21290 substitute_and_fold.
21292 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21294 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21297 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21299 PR tree-optimization/69167
21300 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21301 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21303 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21305 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21306 Richard Biener <rguenther@suse.de>
21308 PR tree-optimization/68707
21309 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
21310 instances that can be handled via vect_load_lanes.
21312 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
21314 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
21315 if we can't determine address equivalence.
21316 * alias.c (compare_base_decl): Update for changed return value of
21317 symtab_node::equal_address_to.
21319 2016-01-08 Jason Merrill <jason@redhat.com>
21323 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
21324 * expr.c (store_field): Not here.
21325 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
21326 call with TREE_ADDRESSABLE type.
21327 * tree-cfg.c (verify_gimple_call): Adjust.
21329 2016-01-08 Olivier Hainque <hainque@adacore.com>
21331 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
21334 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21336 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
21337 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
21338 (reduc_smin_v2sf): Rename to...
21339 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
21340 (reduc_splus_v2sf): Rename to...
21341 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
21343 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21345 PR tree-optimization/69162
21346 * gimplify.c (gimplify_va_arg_expr): Encode original type of
21347 valist argument in another argument.
21348 (gimplify_modify_expr): Adjust for the above change. Cleanup.
21349 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
21350 to determine the va_list type, build a MEM_REF instead of
21351 build_fold_indirect_ref.
21353 PR tree-optimization/69172
21354 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
21357 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
21359 PR tree-optimization/67781
21360 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
21361 and cmpnop in two steps: first the ones not accessed in original
21362 gimple expression in a endian independent way and then the ones not
21363 accessed in the final result in an endian-specific way.
21365 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21367 PR tree-optimization/69083
21368 * tree-vect-slp.c (vect_get_constant_vectors): For
21369 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
21370 element type. If op is fold_convertible_p to vector_type's element
21371 type, use NOP_EXPR instead of VCE.
21373 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
21375 PR rtl-optimization/67778
21376 PR rtl-optimization/68634
21377 PR rtl-optimization/68909
21378 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
21379 block from the stack until done with it. Remove a superfluous
21380 bitmap set. Remove a superfluous bitmap test.
21382 2016-01-07 Martin Sebor <msebor@redhat.com>
21385 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
21386 constraint on the type of arguments.
21388 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
21390 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
21391 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
21392 unaligned_access on the gcc_options set.
21393 * config/arm/arm.c (arm_option_override_internal): Use
21394 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
21396 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21399 * config/i386/i386.c (ix86_frame_pointer_required): Enable
21400 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
21402 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21405 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21408 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21409 depending on frame_pointer_needed before remaining integer and SSE
21410 registers are saved.
21412 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
21415 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
21417 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
21420 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
21421 Use the "xBm" constraint.
21422 (float<sseintvecmodelower><mode>2<mask_name><round_name):
21424 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
21425 (sse_cvtsi2ssq<round_name>): Likewise.
21426 (sse_cvtss2si<round_name>): Likewise.
21427 (sse_cvtss2siq<round_name>): Likewise.
21428 (sse2_cvtsi2sdq<round_name>): Likewise.
21429 (sse2_cvtsd2si<round_name>): Likewise.
21430 (sse2_cvtsd2siq<round_name>): Likewise.
21431 * config/i386/subst.md (round_nimm_scalar_predicate): New
21434 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
21436 PR middle-end/67639
21437 * varasm.c (make_decl_rtl): Mark invalid register vars as
21440 PR rtl-optimization/66206
21441 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
21442 All callers changed.
21444 2016-01-07 Jakub Jelinek <jakub@redhat.com>
21446 PR tree-optimization/69141
21447 * tree-ssa-pre.c: Include langhooks.h.
21448 (eliminate_dom_walker::before_dom_children): Use
21449 lang_hooks.decl_printable_name instead of
21450 cgraph_node::get ()->name ().
21452 PR middle-end/68960
21453 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
21454 it and DECL_ALIGN too.
21456 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
21458 * config/mips/mips-ftypes.def: Sort to lexicographical order.
21460 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21463 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21464 depending on frame_pointer_needed before remaining integer and SSE
21465 registers are saved.
21467 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21469 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
21470 mode iterator with VSX_M2.
21471 (*p9_vecstore_<mode>): Likewise.
21472 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
21473 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
21474 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
21475 (define_split for VSX_LE128 stores): Likewise.
21476 (define_peephole2 for TImode LE swaps): Likewise.
21477 (define_split for VSX_LE128 post-reload stores): Likewise.
21479 2016-01-06 Marek Polacek <polacek@redhat.com>
21482 * convert.c (convert_to_integer_1): Adjust call to
21483 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
21484 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
21485 EXPR instead of ARG.
21486 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
21488 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21491 * doc/extend.texi (RL78 Variable Attributes): New section.
21493 2016-01-05 Marek Polacek <polacek@redhat.com>
21496 * builtins.c (get_memmodel): Use expansion point location rather than
21497 the input location. Call warning_at rather than warning.
21498 (expand_builtin_atomic_compare_exchange): Likewise.
21499 (expand_builtin_atomic_load): Likewise.
21500 (expand_builtin_atomic_store): Likewise.
21501 (expand_builtin_atomic_clear): Likewise.
21503 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21506 * config/i386/i386.c (ix86_expand_vector_logical_operator):
21507 Replace nonimmediate_operand with vector_operand.
21508 * config/i386/predicates.md (vector_operand): New predicate.
21509 (general_vector_operand): Replace nonimmediate_operand with
21511 * config/i386/sse.md: Replace nonimmediate_operand with
21512 vector_operand and m constraint with Bm constraint on SSE
21513 patterns with 16-byte memory operand.
21514 * config/i386/subst.md (round_nimm_predicate): Replace
21515 nonimmediate_operand with vector_operand.
21516 (round_saeonly_nimm_predicate): Likewise.
21517 (round_saeonly_nimm_scalar_predicate): New.
21519 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21522 * config/i386/constraints.md (Bm): New constraint.
21523 * config/i386/predicates.md (vector_memory_operand): New
21525 * config/i386/sse.md: Replace xm with xBm in plusminus and
21526 any_logic patterns.
21528 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21531 * doc/extend.texi (V850 Function Attributes): New section.
21532 (V850 Variable Attributes): New section.
21534 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21537 * doc/extend.texi (MicroBlaze Function Attributes): Document
21538 interrupt_handler and fast_interrupt attributes.
21540 2016-01-05 Sergei Trofimovich <siarheit@google.com>
21543 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
21544 for local symbolic operands.
21545 * config/ia64/predicates.md (local_symbolic_operand64): New
21548 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21550 PR rtl-optimization/68651
21551 * combine.c (combine_simplify_rtx): Canonicalize x + x into
21554 2016-01-05 Nathan Sidwell <nathan@acm.org>
21556 * alias.c (compare_base_decls): Use symtab_node::get.
21558 2016-01-05 Nick Clifton <nickc@redhat.com>
21561 * ira-costs.c (copy_cost): Initialise the t_icode field of the
21562 secondary_reload_info structure.
21565 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
21566 decls if weak support is available.
21568 2016-01-04 Martin Sebor <msebor@redhat.com>
21570 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
21572 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21574 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
21575 OPTION_MASK_P9_DFORM.
21577 * config/rs6000/constraints.md (wo constraint): New constraint for
21580 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
21582 (rs6000_init_hard_regno_mode_ok): Likewise.
21584 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
21587 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
21588 expanders not to have constraints. Add support for ISA 3.0 xxperm
21589 instruction. Add support for fusing xxlor with xxperm.
21590 (altivec_vperm_<mode>_internal): Likewise.
21591 (altivec_vperm_v8hiv16qi): Likewise.
21592 (altivec_vperm_<mode>v16q): Likewise.
21593 (altivec_vperm_<mode>_uns): Likewise.
21594 (vperm_v8hiv4si): Likewise.
21595 (vperm_v16qiv8hi): Likewise.
21597 * doc/md.texi (RS/6000 constraints): Document wo constraint.
21599 2016-01-04 Jakub Jelinek <jakub@redhat.com>
21601 Update copyright years.
21603 * gcc.c (process_command): Update copyright notice dates.
21604 * gcov-dump.c (print_version): Ditto.
21605 * gcov.c (print_version): Ditto.
21606 * gcov-tool.c (print_version): Ditto.
21607 * gengtype.c (create_file): Ditto.
21608 * doc/cpp.texi: Bump @copying's copyright year.
21609 * doc/cppinternals.texi: Ditto.
21610 * doc/gcc.texi: Ditto.
21611 * doc/gccint.texi: Ditto.
21612 * doc/gcov.texi: Ditto.
21613 * doc/install.texi: Ditto.
21614 * doc/invoke.texi: Ditto.
21616 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21618 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
21619 modes larger than TImode as TImode if NEON is not enabled.
21621 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21624 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
21625 mode for %f0-%f31 only if TARGET_FPU.
21627 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21630 * config/sparc/sparc.c (scan_record_type): Take into account subfields
21631 to compute the PACKED_P predicate.
21632 (function_arg_record_value): Minor tweaks.
21634 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21636 * doc/install.texi (--with-multilib-list): Describe the meaning of the
21637 option for arm*-*-* targets.
21639 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
21641 * doc/extend.texi (Common Function Attributes): Move docs for
21642 MSP430-specific attributes to....
21643 (MSP430 Function Attributes): ...here. Delete the redundant
21644 entries and copy-edit the remaining text.
21645 (MSP430 Variable Attributes): Use uniform format for index
21646 entries and add a cross-reference to the corresponding function
21649 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
21651 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
21653 (x86 Options): Likewise.
21655 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21659 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
21660 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
21661 to corresponding attribute.
21663 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21665 * doc/extend.texi (Common Function Attributes) <noplt>: Move
21666 to correct alphabetization of table. Copy-edit and correct
21668 <stack_protect>: Likewise.
21669 <target_clones>: Likewise.
21671 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
21672 Correct punctuation.
21673 (Code Gen Options) <-fno-plt>: Copy-edit.
21675 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
21678 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
21679 SI values. Explicitly convert SI to DI and vice-versa.
21681 2016-01-01 Jakub Jelinek <jakub@redhat.com>
21683 PR tree-optimization/69070
21684 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
21685 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
21688 * ubsan.c (ubsan_instrument_float_cast): Call
21689 initialize_sanitizer_builtins.
21692 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
21694 Copyright (C) 2016 Free Software Foundation, Inc.
21696 Copying and distribution of this file, with or without modification,
21697 are permitted in any medium without royalty provided the copyright
21698 notice and this notice are preserved.