1 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
6 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8 * diagnostic-show-locus.c
9 (selftest::test_fixit_consolidation): New function.
10 (selftest::diagnostic_show_locus_c_tests): Call it.
11 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
12 constructor based on source_range.
14 2016-08-26 David Malcolm <dmalcolm@redhat.com>
16 * diagnostic-color.c (color_dict): Add "fixit-insert" and
18 (parse_gcc_colors): Update description of default GCC_COLORS.
19 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
20 (colorizer::set_fixit_insert): New method.
21 (colorizer::set_fixit_delete): New method.
22 (colorizer::get_color_by_name): New method.
23 (colorizer::STATE_FIXIT_INSERT): New constant.
24 (colorizer::STATE_FIXIT_DELETE): New constant.
25 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
26 fields in favor of new field "m_stop_color". Add fields
27 "m_fixit_insert" and "m_fixit_delete".
28 (colorizer::colorizer): Update for above changes. Replace
29 colorize_start calls with calls to get_color_by_name.
30 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
31 STATE_FIXIT_DELETE. Update for field renamings.
32 (colorizer::finish_state): Simplify by using m_stop_color,
33 rather than multiple identical "*_ce" fields.
34 (colorizer::get_color_by_name): New method.
35 (layout::print_any_fixits): Print insertions and replacements
36 using the "fixit-insert" color, and deletions using the
38 * doc/invoke.texi (-fdiagnostics-color): Update description of
39 default GCC_COLORS, and of the supported capabilities.
41 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
43 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
44 current_function_static_stack_size variable with the static
45 stack frame size of the current function when
46 flag_stack_usage_info is enabled.
48 2016-08-26 Nathan Sidwell <nathan@acm.org>
50 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
51 assignment inside if condition.
53 2016-08-26 Richard Biener <rguenther@suse.de>
55 PR tree-optimization/69047
56 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
57 extracts similar to what FRE does.
58 (non_rewritable_mem_ref_base): Likewise.
60 2016-08-26 Joseph Myers <joseph@codesourcery.com>
62 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
63 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
64 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
65 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
66 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
68 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
69 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
70 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
71 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
72 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
74 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
77 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
78 reservation duration to 15 cycles.
79 (cortex_a8_vfp_macs): Likewise.
80 (cortex_a8_vfp_macd): Likewise.
81 (cortex_a8_vfp_divs): Likewise.
82 (cortex_a8_vfp_divd): Likewise.
84 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
86 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
87 (aarch_macro_fusion_pair_p): Use above to avoid early return.
89 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
90 Martin Jambhor <mjambor@suse.cz>
92 * common.opt: New option -fipa-bit-cp.
93 * doc/invoke.texi: Document -fipa-bit-cp.
94 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
95 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
96 * tree-ssa-ccp.h: New header file.
97 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
98 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
99 Replace all occurences of tree parameter by two new params: signop, int.
100 (bit_value_unop_1): Change to bit_value_unop and export it.
101 Replace all occurences of tree parameter by two new params: signop,
103 (bit_value_binop): Change call from bit_value_binop_1 to
105 (bit_value_assume_aligned): Likewise.
106 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
107 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
109 (ccp_finalize): Skip processing if val->mask == 0.
110 * ipa-cp.c: Include tree-ssa-ccp.h
111 (ipcp_bits_lattice): New class.
112 (ipcp_param_lattice (bits_lattice): New member.
113 (print_all_lattices): Call ipcp_bits_lattice::print.
114 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
115 (initialize_node_lattices): Likewise.
116 (propagate_bits_accross_jump_function): New function.
117 (propagate_constants_accross_call): Call
118 propagate_bits_accross_jump_function.
119 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
120 (ipcp_store_bits_results): New function.
121 (ipcp_driver): Call ipcp_store_bits_results.
122 * ipa-prop.h (ipa_bits): New struct.
123 (ipa_jump_func): Add new member bits of type ipa_bits.
124 (ipa_param_descriptor): Change decl to decl_or_type.
125 (ipa_get_param): Change decl to decl_or_type and assert on
127 (ipa_get_type): New function.
128 (ipcp_transformation_summary): New member bits.
129 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
130 (ipa_populate_param_decls): Likewise.
131 (ipa_dump_param): Likewise.
132 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
134 (ipa_set_jf_unknown): Set ipa_bits::known to false.
135 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
137 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
138 (ipa_write_jump_function): Add streaming for ipa_bits.
139 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
140 (write_ipcp_transformation_info): Add streaming for ipa_bits
142 (read_ipcp_transfomration_info): Add support for reading streamed ipa_bits.
143 (ipcp_update_bits): New function.
144 (ipcp_transform_function): Call ipcp_update_bits.
146 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
148 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
149 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
151 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
153 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
155 2016-08-25 Richard Biener <rguenther@suse.de>
157 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
158 Only add locations in late dwarf.
159 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
160 (dwarf2out_early_finish): But do it here.
162 2016-08-24 Michael Collison <michael.collison@linaro.org>
163 Michael Collison <michael.collison@arm.com>
165 * config/arm/arm-modes.def: Add new condition code mode CC_V
166 to represent the overflow bit.
167 * config/arm/arm.c (maybe_get_arm_condition_code):
168 Add support for CC_Vmode.
169 (arm_gen_unlikely_cbranch): New function to generate common
170 rtl conditional branches for overflow patterns.
171 * config/arm/arm-protos.h: Add prototype for
172 arm_gen_unlikely_cbranch.
173 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
174 addsi3_compareV_upper): New patterns to support signed
175 builtin overflow add operations.
176 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
177 New patterns to support unsigned builtin add overflow operations.
178 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
179 builtin overflow subtract operations,
180 (usubv<mode>4): New patterns to support unsigned builtin subtract
182 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
183 to support builtin overflow negate operations.
185 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
188 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
190 * explow.c (get_dynamic_stack_size): Take known alignment of stack
191 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
194 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
196 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
197 MULTILIB_OPTIONS should be used. Small wording fixes.
198 * genmultilib: Memorize set of all option combinations in
199 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
200 found in MULTILIB_OPTIONS by checking if option set is listed in
201 combination_space. Output new and existing error message to stderr.
203 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
205 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
206 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
207 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
208 (MULTILIB_REUSE): Remove reuse rules for option set including
209 -mfpu=fp-armv8 and -mfpu=vfpv4
211 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
213 * config/arm/t-rtems: Add vfp multilib.
215 2016-08-23 Ian Lance Taylor <iant@golang.org>
217 * config/s390/s390.c (s390_asm_file_start): Call
220 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
222 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
223 initialization of all 0's to the 0 constant, instead of directly
224 generating XOR. Add support for V4SImode vector initialization on
225 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
226 initialization. Change variables used in V4SFmode vector
227 intialization. For V4SFmode vector splat on ISA 3.0, make sure
228 any memory addresses are in index form. Add support for using
229 VSPLTH/VSPLTB to initialize vector short and vector char vectors
230 with all of the same element.
231 (regno_or_subregno): New helper function to return a register
232 number for either REG or SUBREG.
233 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
234 Use regno_or_subregno where possible.
235 (rs6000_split_v4si_init_di_reg): New helper function to build up a
236 DImode value from two SImode values in order to generate V4SImode
237 vector initialization on 64-bit systems with direct move.
238 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
240 (rtx_is_swappable_p): V4SImode vector initialization insn is not
242 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
244 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
245 attributes to initialize V8HImode and V16QImode vectors with the
247 (VSX_SPLAT_COUNT): Likewise.
248 (VSX_SPLAT_SUFFIX): Likewise.
249 (UNSPEC_VSX_VEC_INIT): New unspec.
250 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
251 Allow SFmode values to come from Altivec registers.
252 (vsx_init_v4si): New insn/split for V4SImode vector initialization
253 on 64-bit systems with direct move.
254 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
255 vector initializations, to allow V4SImode vector initializations
256 on 64-bit systems with direct move.
257 (vsx_splat_v4si): Likewise.
258 (vsx_splat_v4si_di): Likewise.
259 (vsx_splat_v4sf): Likewise.
260 (vsx_splat_v4sf_internal): Likewise.
261 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
263 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
264 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
265 initializing V8HImode and V16QImode vectors with the same
267 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
268 optimization if -maltivec=be.
270 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
272 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
273 attribute for alternatives 3 and 4.
275 2016-08-23 David Malcolm <dmalcolm@redhat.com>
277 * selftest.c (selftest::assert_str_contains): New function.
278 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
279 * selftest.h (selftest::assert_str_contains): New decl.
280 (ASSERT_STR_CONTAINS): New macro.
282 2016-08-23 Richard Biener <rguenther@suse.de>
284 PR tree-optimization/77286
285 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
287 (vect_transform_loop): Split exit edges of loop and scalar
288 loop if required and at the appropriate time.
290 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
292 * explow.c (get_dynamic_stack_size): Take known alignment of stack
293 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
295 Correct a typo in a comment.
297 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
299 * config/s390/s390.md ("*andc_split"): New splitter for and with
302 2016-08-23 Richard Biener <rguenther@suse.de>
304 PR tree-optimization/27336
305 * tree-vrp.c (infer_value_range): Handle stmts that can throw
306 by looking for a non-EH edge.
307 (process_assert_insertions_for): Likewise.
309 2016-08-23 Richard Biener <rguenther@suse.de>
312 * statistics.c (statistics_counter_event): Robustify against
315 2016-08-23 Venkataramanan Kumar
317 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
318 for targets amdfam10 and barcelona.
320 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
323 (zero_extend<mode>di2): Ditto.
324 (*zero_extend<mode>si2): Ditto.
325 (*zero_extendqihi2): Ditto.
327 2016-08-22 Joseph Myers <joseph@codesourcery.com>
330 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
331 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
333 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
335 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
336 identical consecutive elements.
337 [SSA_NAME]: Print the name's def stmt on its own line. When printing
338 the node's def stmt, avoid printing an unwanted trailing newline by
339 replacing the call to print_gimple_stmt() with its inlined body and
340 adjusting it to not set pp_needs_newline and to call pp_flush()
341 instead of pp_newline_and_flush().
343 2016-08-22 Joseph Myers <joseph@codesourcery.com>
345 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
346 (float32_type_node, float64_type_node, float32x_type_node)
347 (float128x_type_node): New macros.
348 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
349 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
350 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
351 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
352 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
353 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
354 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
355 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
356 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
357 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
358 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
359 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
360 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
361 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
362 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
363 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
364 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
365 (copysign, fabs, huge_val, inf, nan, nans): Use it.
366 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
368 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
369 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
370 * doc/extend.texi (Other Builtins): Document these built-in
372 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
375 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
377 * doc/install.texi (Binaries): www.opencsw.org now uses https.
379 2016-08-22 Richard Biener <rguenther@suse.de>
381 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
383 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
387 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
388 non-SSE2 athlons only, otherwise prefer SSE prefetches.
390 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
392 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
393 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
394 (vrp_visit_switch_stmt): Likewise.
395 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
396 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
397 (vrp_visit_stmt): Use extract_range_from_stmt.
398 (vrp_visit_phi_node): Use extract_range_from_phi_node.
400 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
402 * Makefile.in: Add tree-vrp.h to GTFILES.
403 * gengtype.c (open_base_files): Add tree-vrp.h.
404 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
405 * builtins.c: Likewise.
406 * fold-const.c: Likewise.
407 * gimple-builder.c: Likewise.
408 * gimple-laddress.c: Likewise.
409 * hsa-gen.c: Likewise.
410 * internal-fn.c: Likewise.
412 * targhooks.c: Liewise,
413 * tree-ssa-address.c: Likewise.
414 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
415 * tree-vrp.c (struct value_range): Move to tree-vrp.h
416 * tree-vrp.h: New file.
418 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
420 PR tree-optimization/61839
421 * tree-vrp.c (two_valued_val_range_p): New.
422 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
423 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
424 Also Convert VAR BINOP CST where VAR is two-valued to
425 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
427 2016-08-19 David Malcolm <dmalcolm@redhat.com>
429 * diagnostic-show-locus.c
430 (layout::annotation_line_showed_range_p): New method.
431 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
432 Reimplement case fixit_hint::REPLACE to cover removals, and
433 replacements where the range of the replacement isn't one
434 of the ranges in the rich_location.
435 (test_one_liner_fixit_replace): Likewise.
436 (selftest::test_one_liner_fixit_replace_non_equal_range): New
438 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
440 (selftest::test_diagnostic_show_locus_one_liner): Call the new
442 * diagnostic.c (print_parseable_fixits): Remove case
445 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
448 * config/i386/i386.c (ix86_option_override_internal): Remove
449 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
450 Enable SSE prefetch also for TARGET_PREFETCHWT1.
451 Do not try to enable TARGET_PRFCHW ISA flag here.
452 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
453 Rewrite expander function body.
454 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
456 2016-08-19 Joseph Myers <joseph@codesourcery.com>
459 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
460 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
461 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
462 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
463 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
464 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
465 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
466 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
467 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
469 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
471 (struct floatn_type_info): New structure type.
472 (floatn_nx_types): New variable declaration.
473 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
474 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
475 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
476 * tree.c (floatn_nx_types): New variable.
477 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
478 corresponding complex types.
479 * target.def (floatn_mode): New hook.
480 * targhooks.c: Include "real.h".
481 (default_floatn_mode): New function.
482 * targhooks.h (default_floatn_mode): New prototype.
483 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
485 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
486 effective-target and dg-add-options keywords.
487 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
488 Document new effective-target keywords.
489 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
490 * doc/tm.texi: Regenerate.
491 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
492 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
493 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
495 * real.h (struct real_format): Add field ieee_bits.
496 * real.c (ieee_single_format, mips_single_format)
497 (motorola_single_format, spu_single_format, ieee_double_format)
498 (mips_double_format, motorola_double_format)
499 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
500 (ieee_extended_intel_128_format)
501 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
502 (mips_extended_format, ieee_quad_format, mips_quad_format)
503 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
504 (decimal_double_format, decimal_quad_format, ieee_half_format)
505 (arm_half_format, real_internal_format: Initialize ieee_bits
507 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
508 float128_type_node. Set float80_type_node to float64x_type_node
509 if appropriate and long_double_type_node not appropriate.
510 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
511 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
512 Initialize ieee_bits field.
513 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
514 (rs6000_init_builtins): Set ieee128_float_type_node to
516 (rs6000_floatn_mode): New function.
518 2016-08-19 Jakub Jelinek <jakub@redhat.com>
520 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
521 _rdseed64_step): Uglify argument names and/or local variable names
523 * config/i386/rtmintrin.h (_xabort): Likewise.
524 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
525 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
526 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
527 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
528 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
529 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
530 _mm_maskz_ternarylogic_epi32): Likewise.
531 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
532 __lwpins32, __lwpins64): Likewise.
533 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
534 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
535 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
536 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
537 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
538 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
539 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
540 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
541 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
542 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
543 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
544 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
545 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
546 _mm256_mask_i64gather_epi32): Likewise.
547 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
548 * config/i386/ia32intrin.h (__writeeflags): Likewise.
549 * config/i386/pkuintrin.h (_wrpkru): Likewise.
550 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
551 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
552 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
553 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
554 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
555 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
556 _mm512_mask_prefetch_i64scatter_ps): Likewise.
557 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
558 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
559 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
560 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
561 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
562 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
563 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
564 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
566 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
568 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
569 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
571 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
572 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
574 (_rdpkru_u32): Add space after function name.
576 * config/i386/t-i386 (i386-c.o): Don't depend on
577 i386-builtin-types.inc.
578 (i386.o): Depend on i386-builtin-types.inc.
580 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
583 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
584 Use const_vec_duplicate to check for duplicated elements.
586 2016-08-19 Richard Biener <rguenther@suse.de>
588 PR tree-optimization/77290
589 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
590 Fix flag_tree_parallelize_loops check.
592 2016-08-19 Richard Biener <rguenther@suse.de>
594 * match.pd (x | 0 -> x): Add.
596 2016-08-19 Richard Biener <rguenther@suse.de>
598 PR tree-optimization/77286
599 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
600 Deal with virtual PHIs being out-of-order.
602 2016-08-18 David Malcolm <dmalcolm@redhat.com>
604 * doc/invoke.texi (fverbose-asm): Note that source code lines
605 are emitted, and provide an example.
606 * final.c (asm_show_source): New function.
607 (final_scan_insn): Call asm_show_source.
609 2016-08-18 David Malcolm <dmalcolm@redhat.com>
611 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
612 param with diagnostic_kind.
613 (class colorizer): Similarly replace field m_diagnostic with
615 (colorizer::colorizer): Replace diagnostic
616 param with diagnostic_kind.
617 (colorizer::begin_state): Update for above field change.
618 (layout::layout): Replace diagnostic param with rich_location *
620 (diagnostic_show_locus): Replace diagnostic param with richloc
622 (class selftest::test_diagnostic_context): New class.
623 (selftest::test_diagnostic_show_locus_unknown_location): New
625 (selftest::test_one_liner_simple_caret): New function.
626 (selftest::test_one_liner_caret_and_range): New function.
627 (selftest::test_one_liner_multiple_carets_and_ranges): New
629 (selftest::test_one_liner_fixit_remove): New function.
630 (selftest::test_one_liner_fixit_replace): New function.
631 (selftest::test_diagnostic_show_locus_one_liner): New function.
632 (selftest::diagnostic_show_locus_c_tests): Call the new test
634 * diagnostic.c (diagnostic_initialize): Initialize
635 colorize_source_p, show_ruler_p and parseable_fixits_p.
636 (default_diagnostic_finalizer): Update for change to
637 diagnostic_show_locus.
638 (diagnostic_append_note): Likewise.
639 * diagnostic.h (diagnostic_show_locus): Replace
640 const diagnostic_info * param with location * and diagnostic_t.
642 2016-08-18 David Malcolm <dmalcolm@redhat.com>
644 * input.c (saved_line_table): New global.
645 (class selftest::temp_line_table): Rename to line_table_test and
646 move declaration to selftest.h, and drop field m_old_line_table.
647 (selftest::temp_line_table::temp_line_table): Rename ctor to...
648 (selftest::line_table_test::line_table_test): ...this. Add a
649 default ctor. Store current value of line_table within
651 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
652 (selftest::line_table_test::~line_table_test): ...this, and
653 restore line_table from the saved_line_table, rather than
655 (selftest::test_accessing_ordinary_linemaps): Update for above
657 (selftest::test_lexer): Likewise.
658 (struct selftest::lexer_test): Likewise.
659 (selftest::lexer_test::lexer_test): Likewise.
660 (selftest::input_c_tests): Move the looping over test cases from
662 (selftest::for_each_line_table_case): New function.
663 * input.h (saved_line_table): New decl.
664 * selftest.h (struct selftest::line_table_case): New forward decl.
665 (class selftest::line_table_test): New class, moved here from
666 selftest::temp_line_table in input.c, and renamed.
667 (selftest::for_each_line_table_case): New decl.
669 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
672 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
674 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
677 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
678 enclosing parallel construct for reduction variables on OpenACC loop
681 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
683 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
684 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
686 (function_to_dwarf_procedure): Update comment.
688 2016-08-18 David Malcolm <dmalcolm@redhat.com>
690 * input.c (diagnostics_file_cache_forcibly_evict_file): New
692 * input.h (diagnostics_file_cache_forcibly_evict_file): New
694 * selftest.c (selftest::temp_source_file::~temp_source_file):
695 Evict m_filename from the diagnostic file cache.
697 2016-08-18 Richard Biener <rguenther@suse.de>
699 * tree-pass.h (make_pass_materialize_all_clones): Declare.
700 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
701 make_pass_materialize_all_clones): New simple IPA pass encapsulating
702 clone materialization.
703 * passes.def (all_late_ipa_passes): Start with
704 pass_materialize_all_clones.
705 * cgraphunit.c (symbol_table::compile): Remove call to
706 materialize_all_clones.
707 * tree-into-ssa.c: Include statistics.h.
708 (update_ssa): Count number of times we do incremental/rewrite
711 2016-08-18 Richard Biener <rguenther@suse.de>
713 PR tree-optimization/77282
714 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
715 When doing auto-parallelizing also prevent use of PHIs that
716 carry dependences across loop backedges.
718 2016-08-18 Tamar Christina <tamar.christina@arm.com>
719 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
721 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
723 2016-08-18 Richard Biener <rguenther@suse.de>
725 * ssa-iterators.h (ssa_vuse_operand): New inline.
726 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
727 (predicate_all_scalar_phis): Use remove_phi_node to remove
728 phi nodes predicated. Delay removing virtual PHIs.
729 (predicate_mem_writes): Update virtual operands.
730 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
731 (tree_if_conversion): Do not rewrite virtual SSA form.
732 * tree-phinodes.c (release_phi_node): Make static.
733 * tree-phinodes.h (release_phi_node): Remove.
735 2016-08-18 Jakub Jelinek <jakub@redhat.com>
737 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
738 codes that appear in bdesc_* arrays, instead include i386-builtin.def
739 twice to define those.
740 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
741 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
742 bdesc_multi_arg): Define by including i386-builtin.def the third time.
743 * config/i386/i386-builtin.def: New file.
745 2016-08-17 David Malcolm <dmalcolm@redhat.com>
747 * input.c (get_source_range_for_char): Rename to...
748 (selftest::get_source_range_for_char): ...this, and move within
749 the #if CHECKING_P guard.
750 (get_num_source_ranges_for_substring): Rename to...
751 (selftest::get_num_source_ranges_for_substring): ...this, move
752 within the #if CHECKING_P guard, and make static.
753 (selftest::assert_num_substring_ranges): Initialize
756 2016-08-18 Alan Modra <amodra@gmail.com>
758 PR rtl-optimization/72771
759 * reload.c (find_reloads): Don't assume that a subreg mem is OK
760 when find_reloads_toplev returns address_reloaded==-1.
761 (alternative_allows_const_pool_ref): Update comment.
763 2015-08-17 Alan Hayward <alan.hayward@arm.com>
765 PR tree-optimization/71752
766 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
767 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
769 2016-08-17 Jakub Jelinek <jakub@redhat.com>
771 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
772 instead of testing ECF_NORETURN bit in gimple_call_flags.
773 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
774 * predict.c (tree_bb_level_predictions): Likewise.
775 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
778 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
779 turning a call into __builtin_unreachable-like noreturn call, adjust
780 gimple_call_set_fntype.
781 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
782 gimple_call_fntype has void return type.
784 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
786 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
787 maybe_lookup_decl, to handle nested acc loop directives.
789 2016-08-17 Richard Biener <rguenther@suse.de>
791 PR tree-optimization/76490
792 * tree-vrp.c (update_value_range): Preserve overflow infinities
793 when intersecting with ranges from get_range_info.
794 (operand_less_p): Handle overflow infinities correctly.
795 (value_range_constant_singleton): Use vrp_operand_equal_p
796 to handle overflow max/min correctly.
797 (vrp_valueize): Likewise.
798 (union_ranges): Likewise.
799 (intersect_ranges): Likewise.
800 (vrp_visit_phi_node): Improve iteration limitation to only
801 apply when we'll possibly re-visit the PHI via a changed argument
804 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
806 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
807 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
808 rather than those that should not be built.
810 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
813 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
815 2016-08-17 Richard Biener <rguenther@suse.de>
817 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
818 (verify_vssa): New function verifying virtual SSA form.
819 (verify_ssa): Call it.
820 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
821 Do not apply loop-closed SSA handling to virtuals.
822 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
823 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
824 when rewriting their symbol.
825 (prepare_def_site_for): Likewise.
826 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
827 operands of moved stmts.
829 2016-08-17 Richard Biener <rguenther@suse.de>
831 PR tree-optimization/23855
832 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
833 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
834 find guards to hoist. Do not update SSA form but rewrite virtuals
835 into loop closed SSA.
836 (find_loop_guard): Adjust to skip already hoisted guards. Do
837 not mark virtuals for renaming or update SSA form.
839 2016-08-17 Martin Liska <mliska@suse.cz>
841 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
842 a LONG_LONG_TYPE_SIZE comparison.
843 * gcov-io.h: Remove macro definitions.
844 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
845 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
848 2016-08-16 Jakub Jelinek <jakub@redhat.com>
850 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
851 that builtins not mentioned in bdesc_* arrays come first, then
852 the ones mentioned in bdesc_* arrays in the order they appear in
853 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
854 IX86_BUILTIN__BDESC_*_LAST enumerator.
855 (bdesc_mpx): Fix up a comment typo.
856 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
857 __builtin_ia32_vpcomneu[bwdq] builtins.
858 (BDESC_VERIFY, BDESC_VERIFYS): Define.
859 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
860 enum ix86_builtins ordering.
861 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
862 for direct bdesc_* array member access instead of searching all the
863 arrays until an fcode match is found.
865 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
868 pattern as define_insn_and_split. Split insn before reload to
870 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
871 <shift_insn><mode>3_1.
872 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
873 <rotate_insn><mode>3_1.
875 2016-08-16 David Malcolm <dmalcolm@redhat.com>
878 * input.c (get_source_range_for_substring): Rename to...
879 (get_source_location_for_substring): ...this, adding param
880 "caret_idx", and converting output param from source_range * to
882 (get_source_range_for_char): New function.
883 (get_num_source_ranges_for_substring): Update comment to reflect
885 (assert_char_at_range): Update to use get_source_range_for_char
886 rather than get_source_range_for_substring.
887 (test_lexer_string_locations_concatenation_2): Likewise.
888 * substring-locations.h (get_source_range_for_substring): Rename
890 (get_source_location_for_substring): ...this, and adding param
891 "caret_idx", and converting output param from source_range * to
894 2016-08-16 David Malcolm <dmalcolm@redhat.com>
896 * input.c (class selftest::temp_source_file): Move to
898 (selftest::temp_source_file::temp_source_file): Move to
900 (selftest::temp_source_file::~temp_source_file): Likewise.
901 * selftest.c (selftest::temp_source_file::temp_source_file): Move
903 (selftest::temp_source_file::~temp_source_file): Likewise.
904 * selftest.h (class selftest::temp_source_file): Move here from
907 2016-08-16 Jakub Jelinek <jakub@redhat.com>
910 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
911 inlining, add cgraph edge for the added __builtin_unreachable call.
914 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
915 only cast it to SHWI for the final comparison.
917 2016-08-16 Martin Liska <mliska@suse.cz>
919 PR gcov-profile/36412
920 * doc/gcov.texi: Document --hash-filenames(-x).
921 * gcov.c (print_usage): Add the option.
922 (process_args): Process the option, sort options alphabetically.
923 (md5sum_to_hex): New function.
924 (make_gcov_file_name): Do the md5sum and append it to a
927 2016-08-16 Bin Cheng <bin.cheng@arm.com>
929 PR tree-optimization/69848
930 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
931 and swtich operands to avoid additional NOT instruction.
932 (vcond<v_cmp_mixed><mode>): Ditto.
933 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
935 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
937 * doc/install.texi (*-*-solaris2*): Adjust latest change.
939 2016-08-16 Richard Biener <rguenther@suse.de>
941 PR tree-optimization/76783
942 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
943 BB visited flags at start.
945 2016-08-16 Bin Cheng <bin.cheng@arm.com>
947 PR tree-optimization/72817
948 PR tree-optimization/73450
949 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
950 multiple_of_p for adjusted IV.base.
952 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
956 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
957 for !flag_finite_math_only or flag_signed_zeros.
958 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
959 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
960 depend on flag_finite_math_only.
961 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
963 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
964 (*ieee_smin<mode>3): Ditto.
965 (*ieee_smax<mode>3): Ditto.
966 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
967 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
969 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
970 depend on flag_finite_math_only.
971 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
972 (*mmx_<code>v2sf3): Remove.
973 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
974 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
975 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
977 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
979 PR rtl-optimization/73650
980 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
981 it is not a simple move.
983 2016-08-15 Martin Liska <mliska@suse.cz>
986 * gcc.c (do_spec_1): Call save_string with the right size.
987 (save_string): Do an assert about string we copy.
989 2016-08-15 Richard Biener <rguenther@suse.de>
991 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
992 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
994 (pass_data_stv): Likewise.
996 2016-08-15 Richard Biener <rguenther@suse.de>
998 PR tree-optimization/73434
999 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
1000 TBAA info on the base when forwarding a non-invariant address.
1002 2016-08-15 Jakub Jelinek <jakub@redhat.com>
1004 * dwarf2out.c (struct checksum_attributes): Add
1005 at_string_length_bit_size and at_string_length_byte_size fields.
1006 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
1007 and DW_AT_string_length_byte_size.
1008 (die_checksum_ordered): Handle at_string_length_bit_size and
1009 at_string_length_byte_size.
1010 (gen_array_type_die): For dwarf_version >= 5 emit
1011 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1012 (adjust_string_types): For dwarf_version >= 5 remove
1013 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
1014 (resolve_addr): Likewise.
1017 * dwarf2out.c (string_types): New variable.
1018 (gen_array_type_die): Change early_dwarf handling of
1019 DW_AT_string_length, create DW_OP_call4 referencing the
1020 length var temporarily. Handle parameters that are pointers
1022 (adjust_string_types): New function.
1023 (gen_subprogram_die): Temporarily set string_types to local var,
1024 call adjust_string_types if needed.
1025 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
1027 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
1029 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
1031 * doc/install.texi (*-*-solaris2*): Fix version number and document
1032 requirement on GNU make for building libjava with the Solaris linker.
1034 2016-08-15 Martin Liska <mliska@suse.cz>
1035 Jakub Jelinek <jakub@redhat.com>
1037 PR tree-optimization/72824
1038 * tree-loop-distribution.c (const_with_all_bytes_same)
1039 <case VECTOR_CST>: Fix a typo.
1041 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
1045 Renamed from _mm512_undefined_si512.
1046 (_mm_undefined_si512): New definition.
1048 2016-08-13 Richard Biener <rguenther@suse.de>
1050 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
1051 into PHIs and update the lattice for its def.
1053 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1056 * ubsan.c (instrument_si_overflow): Pass true instead of false
1058 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
1059 of bbs. Return TODO_cleanup_cfg if any returned true.
1061 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1063 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
1064 ISA 3.0 MTVSRDD instruction.
1065 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
1068 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1070 PR tree-optimization/71083
1071 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
1072 bitfield access when possible.
1074 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
1077 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
1078 sign-changing cast from a shorter unsigned type to a wider
1081 2016-08-12 Jakub Jelinek <jakub@redhat.com>
1083 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
1084 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
1085 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
1087 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1089 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1090 Correct costs for vec_construct.
1092 2016-08-12 Bin Cheng <bin.cheng@arm.com>
1094 PR tree-optimization/69848
1095 * tree-vectorizer.h (enum vect_def_type): New condition reduction
1096 type CONST_COND_REDUCTION.
1097 * tree-vect-loop.c (vectorizable_reduction): Support new condition
1098 reudction type CONST_COND_REDUCTION.
1100 2016-08-12 Richard Biener <rguenther@suse.de>
1102 PR tree-optimization/57326
1103 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
1104 returning an SSA name.
1105 (phi_translate_1): When fully_constant_expression returns a NAME
1106 make sure we have a leader for it.
1108 2016-08-12 Martin Liska <mliska@suse.cz>
1109 Adam Fineman <afineman@afineman.com>
1111 * gcov.c (process_file): Create .gcov file when .gcda
1114 2016-08-12 Marek Polacek <polacek@redhat.com>
1117 * alias.c (find_base_value): Adjust fall through comment.
1118 * cfgexpand.c (expand_debug_expr): Likewise.
1119 * combine.c (find_split_point): Likewise.
1120 (expand_compound_operation): Likewise. Add FALLTHRU.
1121 (make_compound_operation): Adjust fall through comment.
1122 (canon_reg_for_combine): Add FALLTHRU.
1123 (force_to_mode): Adjust fall through comment.
1124 (simplify_shift_const_1): Likewise.
1125 (simplify_comparison): Likewise.
1126 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
1128 * config/aarch64/predicates.md: Likewise.
1129 * config/i386/i386.c (function_arg_advance_32): Likewise.
1130 (ix86_gimplify_va_arg): Likewise.
1131 (print_reg): Likewise.
1132 (ix86_print_operand): Likewise.
1133 (ix86_build_const_vector): Likewise.
1134 (ix86_expand_branch): Likewise.
1135 (ix86_sched_init_global): Adjust fall through comment.
1136 (ix86_expand_args_builtin): Add FALLTHRU.
1137 (ix86_expand_builtin): Likewise.
1138 (ix86_expand_vector_init_one_var): Likewise.
1139 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1140 (rs6000_adjust_cost): Likewise.
1141 (insn_must_be_first_in_group): Likewise.
1142 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
1143 * dbxout.c (dbxout_symbol): Adjust fall through comment.
1144 * df-scan.c (df_uses_record): Likewise.
1145 * dojump.c (do_jump): Add FALLTHRU.
1146 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
1148 (resolve_args_picking_1): Adjust fall through comment.
1149 (loc_list_from_tree_1): Likewise.
1150 * expmed.c (make_tree): Likewise.
1151 * expr.c (expand_expr_real_2): Add FALLTHRU.
1152 (expand_expr_real_1): Likewise. Adjust fall through comment.
1153 * fold-const.c (const_binop): Adjust fall through comment.
1154 (fold_truth_not_expr): Likewise.
1155 (fold_cond_expr_with_comparison): Add FALLTHRU.
1156 (fold_binary_loc): Likewise.
1157 (contains_label_1): Adjust fall through comment.
1158 (multiple_of_p): Likewise.
1159 * gcov-tool.c (process_args): Add FALLTHRU.
1160 * genattrtab.c (check_attr_test): Likewise.
1161 (write_test_expr): Likewise.
1162 * genconfig.c (walk_insn_part): Likewise.
1163 * genpreds.c (validate_exp): Adjust fall through comment.
1164 (needs_variable): Likewise.
1165 * gensupport.c (get_alternatives_number): Add FALLTHRU.
1166 (subst_dup): Likewise.
1167 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
1168 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
1169 (gimplify_scan_omp_clauses): Add FALLTHRU.
1170 (goa_stabilize_expr): Likewise.
1171 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
1173 * hsa-gen.c (get_address_from_value): Likewise.
1174 * ipa-icf.c (sem_function::hash_stmt): Likewise.
1175 * ira.c (ira_setup_alts): Add FALLTHRU.
1176 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
1178 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
1179 * opts.c (common_handle_option): Likewise.
1180 * read-rtl.c (read_rtx_code): Likewise.
1181 * real.c (round_for_format): Likewise.
1182 * recog.c (asm_operand_ok): Likewise.
1183 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
1184 * reload1.c (set_label_offsets): Likewise.
1185 (eliminate_regs_1): Likewise.
1186 (reload_reg_reaches_end_p): Likewise.
1187 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
1188 (rtx_cost): Likewise.
1189 * sched-rgn.c (is_exception_free): Likewise.
1190 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
1191 * stor-layout.c (int_mode_for_mode): Likewise.
1192 * toplev.c (print_to_asm_out_file): Likewise.
1193 (print_to_stderr): Likewise.
1194 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1195 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1196 (chrec_fold_multiply): Likewise.
1197 (evolution_function_is_invariant_rec_p): Likewise.
1198 (for_each_scev_op): Likewise.
1199 * tree-data-ref.c (siv_subscript_p): Likewise.
1200 (get_references_in_stmt): Likewise.
1201 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1202 (substitute_in_expr): Likewise.
1203 (type_cache_hasher::equal): Likewise.
1204 (walk_type_fields): Likewise.
1205 * var-tracking.c (adjust_mems): Add FALLTHRU.
1206 (set_dv_changed): Adjust fall through comment.
1207 * varasm.c (default_function_section): Add FALLTHRU.
1209 2016-08-12 Marek Polacek <polacek@redhat.com>
1212 * tree-complex.c (expand_complex_division): Add missing break.
1214 2016-08-12 Richard Biener <rguenther@suse.de>
1216 * passes.c (execute_todo): Do not push/pop TV_TODO.
1217 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1218 (execute_one_pass): Likewise.
1219 * common.opt (ftime-report-details): New switch.
1220 * doc/invoke.texi (ftime-report-details): Document.
1221 * timevar.h (timer::print_row): Adjust signature.
1222 (timer::all_zero): New static helper.
1223 (timer::child_map_t): New typedef.
1224 (timer::time_var_def): Add children field.
1225 * timevar.c (timer::named_items::print): Adjust.
1226 (timer::~timer): Free timevar recorded children.
1227 (timer::pop_internal): When -ftime-report-details record
1228 time spent in sub-timevars.
1229 (timer::print_row): Adjust.
1230 (timer::print): Print sub-timevar stats, use all_zero.
1231 * timevar.def (TV_TODO): Remove.
1233 2016-08-12 Richard Biener <rguenther@suse.de>
1235 PR tree-optimization/72851
1236 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1237 worklists to use bitmaps indexed in execution order.
1238 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1239 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1240 (cfg_blocks): Make a bitmap.
1241 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1243 (cfg_blocks_empty_p): Adjust.
1244 (cfg_blocks_add): Likewise.
1245 (cfg_blocks_get): Likewise.
1246 (add_ssa_edge): Likewise.
1247 (add_control_edge): Likewise.
1248 (simulate_stmt): Likewise.
1249 (process_ssa_edge_worklist): Likewise.
1250 (simulate_block): Likewise.
1251 (ssa_prop_init): Compute PRE order and stmt UIDs.
1252 (ssa_prop_fini): Adjust.
1253 (ssa_propagate): Adjust.
1255 2016-08-12 Richard Biener <rguenther@suse.de>
1257 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1258 the currently executable edges have fixed ranges. Always
1259 go through update_value_range.
1261 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1265 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1266 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1267 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1268 (LANG_HOOKS_DECLS): Add it.
1269 * langhooks.h (struct lang_hooks_for_decls): Add
1270 function_decl_defaulted. Const_tree-ify
1271 function_decl_explicit_p and function_decl_deleted_p.
1272 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1273 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1274 also at strict DWARF v5.
1277 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1278 TYPE_QUAL_CONST in reference-typed decls.
1281 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1282 in DW_OP_pieces, just enough to handle pointers to member
1284 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1285 expression on DWARFv5 if a constant value doesn't work.
1287 2016-08-11 David Malcolm <dmalcolm@redhat.com>
1289 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
1290 * selftest.c (selftest::test_assertions): New function.
1291 (selftest::selftest_c_tests): New function.
1292 * selftest.h (selftest::selftest_c_tests): New declaration.
1294 2016-08-11 Richard Biener <rguenther@suse.de>
1295 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1297 PR rtl-optimization/72855
1298 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
1300 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1303 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1304 (vsx_store_<mode>): Likewise.
1306 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1308 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
1309 TImode CONST_WIDE_INT store.
1310 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
1312 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1314 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
1315 mode if unaligned SSE load and store are optimal.
1317 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1319 PR tree-optimization/71083
1320 * tree-predcom.c (ref_at_iteration): Correctly align the
1323 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1325 * config/s390/s390-builtin-types.def: Add INT128 types.
1326 * config/s390/s390-builtins.def: Add INT128 variants for the add
1327 sub low-level builtins dealing with TImode.
1328 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1329 via subreg when expanding a builtin.
1330 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1331 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1333 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1334 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1335 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1336 "vacc<bhfgq>_<mode>".
1337 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1338 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1339 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1340 "vscbi<bhfgq>_<mode>".
1341 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1342 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1344 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1346 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1348 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1350 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
1352 (vcond<v_cmp_mixed><mode>): Ditto.
1353 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1355 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1357 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
1358 variable explicitly, also assert on it before use.
1360 2016-08-11 Richard Biener <rguenther@suse.de>
1362 PR tree-optimization/72772
1363 * cfgloopmanip.c (create_preheader): Use split_edge if there
1364 is a single loop entry, avoiding degenerate PHIs.
1366 2016-08-11 Richard Biener <rguenther@suse.de>
1368 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
1369 unconditional TODO_cleanup_cfg.
1370 (pass_thread_jumps::execute): Initialize loops, perform a CFG
1371 cleanup only if we threaded a jump.
1373 2016-08-11 Alan Modra <amodra@gmail.com>
1376 * lra-constraints.c (simplify_operand_subreg): Allow subreg
1377 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
1378 slow. Emit two reloads for slow mem case, first loading in
1379 fast innermode, then converting to required mode.
1381 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1383 * config/rs6000/altivec.h (vec_extract_exp): New macro.
1384 (vec_extract_sig): New macro.
1385 (vec_insert_exp): New macro.
1386 (vec_test_data_class): New macro.
1387 (scalar_extract_exp): New macro.
1388 (scalar_extract_sig): New macro.
1389 (scalar_insert_exp): New macro.
1390 (scalar_test_data_class): New macro.
1391 (scalar_test_neg): New macro.
1392 (scalar_cmp_exp_gt): New macro.
1393 (scalar_cmp_exp_lt): New macro.
1394 (scalar_cmp_exp_eq): New macro.
1395 (scalar_cmp_exp_unordered): New macro.
1396 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
1397 to enforce constraint that operand is a 7-bit unsigned literal.
1398 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
1399 for power9 built-ins.
1400 (BU_P9V_VSX_2): Likewise.
1401 (BU_P9V_64BIT_VSX_2): Likewise.
1402 (VSEEDP): Add scalar extract exponent support.
1403 (VSEESP): Add scalar extract signature support.
1404 (VSTDCNDP): Add scalar test negative support.
1405 (VSTDCNSP): Likewise.
1406 (VSIEDP): Add scalar insert exponent support.
1407 (VSCEDPGT): Add scalar compare exponent greater than support.
1408 (VSCEDPLT): Add scalar compare exponent less than support.
1409 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
1410 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
1411 (VSTDCDP): Add scalar test data class support.
1412 (VSTDCSP): Likewise.
1413 (VSEEDP): Add overload support for scalar extract exponent
1415 (VSESDP): Add overload support for scalar extract signature
1417 (VSTDCN): Add overload support for scalar test negative
1419 (VSTDCNDP): Add overload support for scalar test negative
1421 (VSTDCNSP): Add overload support for scalar test negative
1423 (VSIEDP): Add overload support for scalar insert exponent
1425 (VSTDC): Add overload support for scalar test data class
1427 (VSTDCDP): Add overload support for scalar test data class
1429 (VSTDCSP): Add overload support for scalar test data class
1431 (VSCEDPGT): Add overload support for scalar compare exponent
1432 greater than operation.
1433 (VSCEDPLT): Add overload support for scalar compare exponent
1434 less than operation.
1435 (VSCEDPEQ): Add overload support for scalar compare exponent
1436 test-for-equality operation.
1437 (VSCEDPUO): Add overload support for scalar compare exponent
1438 test-for-unordered operation.
1439 (VEEDP): Add vector extract exponent support.
1441 (VESDP): Add vector extract significand support.
1443 (VIEDP): Add vector insert exponent support.
1445 (VTDCDP): Add vector test data class support.
1447 (VES): Add overload support for vector extract significand operation.
1450 (VEE): Add overload support for vector extract exponent operation.
1453 (VTDC): Add overload support for vector test data class operation.
1456 (VIE): Add overload support for vector insert exponent operation.
1459 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1460 overloaded binary floating point functions.
1461 (altivec_resolve_overloaded_builtin): Improve error messages to
1462 distinguish between functions not supported in the current
1463 compiler configuration and functions that were invoked with an
1464 invalid parameter combination, and include the built-in function
1465 name in both error messages.
1466 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
1468 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
1470 (rs6000_expand_binop_builtin): Add check to enforce that argument
1471 2 of the test data class operations is a 7-bit unsigned literal.
1472 (rs6000_invalid_builtin): Add code to issue an error message if a
1473 built-in function that requires the power9_vector and -m32
1474 command-line options is compiled without these options.
1475 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
1476 (UNSPEC_VSX_SXSIGDP): New value.
1477 (UNSPEC_VSX_SXSIGPDP): New value.
1478 (UNSPEC_VSX_SIEXPDP): New value.
1479 (UNSPEC_VSX_SCMPEXPDP): New value.
1480 (UNSPEC_VSX_STSTDC): New value.
1481 (UNSPEC_VSX_VXEXP): New value.
1482 (UNSPEC_VSX_VXSIG): New value.
1483 (UNSPEC_VSX_VIEXP): New value.
1484 (UNSPEC_VSX_VTSTDC): New value.
1485 (xsxexpdp): New insn for scalar extract exponent.
1486 (xsxsigdp): New insn for scalar extract significand.
1487 (xsiexpdp): New insn for scalar insert exponent.
1488 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
1489 (*xscmpexpdp): New insn for scalar compare exponents.
1490 (xststdc<Fvsx): New expansion for both single- and
1491 double-precision scalar test data class operations.
1492 (xststdcneg<Fvsx>): New expansion for both single- and
1493 double-precision scalar test for negative value operations.
1494 (*xststdc<Fvsx>): New insn for scalar test data class
1496 (xvxexp<VSs>): New insn for single- and double-precision
1497 vector extract exponent operation.
1498 (xvxsig<VSs>): New insn for single- and double-precision
1499 vector extract significand operation.
1500 (xviexp<VSs>): New insn for single- and double-precision
1501 vector insert exponent operation.
1502 (xvtstdc<VSs>): New insn for single- and double-precision
1503 vector test data class operation.
1504 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1505 built-in functions to represent the Power9 binary floating-point
1506 support instructions.
1508 2016-08-10 bin cheng <bin.cheng@arm.com>
1510 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
1512 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1513 Renlin Li <renlin.li@arm.com>
1514 Bin Cheng <bin.cheng@arm.com>
1516 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
1517 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
1518 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
1519 (aarch64_vcond_internal<mode><mode>): Delete pattern.
1520 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
1521 (vcond<v_cmp_result><mode>): Ditto.
1522 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
1523 (vcondu<mode><mode>): Ditto.
1524 (vcond<v_cmp_mixed><mode>): New pattern.
1525 (vcondu<mode><v_cmp_mixed>): New pattern.
1526 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
1527 of aarch64_vcond_internal.
1529 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1530 Renlin Li <renlin.li@arm.com>
1531 Bin Cheng <bin.cheng@arm.com>
1533 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
1534 (vec_cmp<mode><v_cmp_result>): New pattern.
1535 (vec_cmpu<mode><mode>): New pattern.
1536 (vcond_mask_<mode><v_cmp_result>): New pattern.
1538 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1540 PR tree-optimization/71734
1541 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
1542 REF_LOOP, invoke ref_indep_loop_p_1.
1543 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
1544 to ref_indep_loop_p.
1545 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
1546 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
1547 is inside LOOP, do not cache dpendence value for loops with
1549 (ref_indep_loop_p_2): Delete function.
1550 (can_sm_ref_p): Pass LOOP as additional argument to
1553 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1556 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
1557 being an offsettable address.
1559 2016-08-10 Martin Liska <mliska@suse.cz>
1561 PR gcov-profile/58306
1562 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
1563 atomic variants of profile update functions.
1565 2016-08-10 Martin Liska <mliska@suse.cz>
1567 Cherry picked (and modified) from google-4_7 branch
1568 2012-12-26 Rong Xu <xur@google.com>
1569 * common.opt (fprofile-update): Add new flag.
1570 * coretypes.h: Define enum profile_update.
1571 * doc/invoke.texi: Document -fprofile-update.
1572 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
1573 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
1574 * tree-profile.c (gimple_init_edge_profiler): Generate
1575 also atomic profiler update.
1576 (gimple_gen_edge_profiler): Likewise.
1578 2016-08-10 David Malcolm <dmalcolm@redhat.com>
1580 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
1581 stack_usage_file to NULL after fclose calls.
1583 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1586 * reload.c (push_reload): Compute subreg_in_class for
1587 subregs of constants and plus expressions. Remove special
1588 handling of SYMBOL_REFs.
1590 2016-08-10 Alan Modra <amodra@gmail.com>
1593 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
1594 SImode for TARGET_E500_DOUBLE when given SImode.
1596 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
1598 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
1599 unused variable __O.
1601 2016-08-09 Martin Liska <mliska@suse.cz>
1603 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
1604 _gcov_reset to __gcov_reset.
1605 * doc/gcov-tool.texi: Fix typo.
1607 2016-08-09 Martin Liska <mliska@suse.cz>
1609 * value-prof.c (gimple_divmod_values_to_profile): Do not
1610 instrument MOD histogram if a value is not a SSA name.
1612 2016-08-09 Martin Liska <mliska@suse.cz>
1614 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
1617 2016-08-09 Renlin Li <renlin.li@arm.com>
1620 * calls.c (prepare_call_address): Convert funexp to Pmode when
1622 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
1623 (sibcall_value): Likewise.
1625 2016-08-09 Marek Polacek <polacek@redhat.com>
1628 * cselib.c (cselib_expand_value_rtx_1): Add return.
1629 * gengtype.c (dbgprint_count_type_at): Likewise.
1630 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
1631 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
1633 2016-08-09 Martin Jambor <mjambor@suse.cz>
1636 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
1637 if instance is a MEM_REF.
1639 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386.md (*movtf_internal): Use
1643 lra_in_progress || reload_completed instead of !can_create_pseudo_p
1644 in the insn constraint.
1645 (*movxf_internal): Ditto.
1646 (*movdf_internal): Ditto.
1647 (*movsf_internal): Ditto.
1649 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1651 PR tree-optimization/72772
1652 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1655 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1657 PR tree-optimization/72772
1658 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
1660 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
1661 parameter STOP and update calls. Move expand_simple_operations
1662 function call from here...
1663 (simplify_using_initial_conditions): ...to here. Delete parameter
1665 (tree_simplify_using_condition): Delete parameter STOP.
1666 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
1667 simplify_using_initial_conditions.
1669 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
1672 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
1673 Use create_tmp_var_raw instead of create_tmp_var.
1675 2016-08-09 Richard Biener <rguenther@suse.de>
1677 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
1678 Treat same SSA names related.
1680 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1682 PR tree-optimization/72824
1683 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
1684 real_zerop is not negative.
1686 2016-08-09 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/71802
1689 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
1690 all merge opportunities with the predecessor.
1692 2016-08-09 Richard Biener <rguenther@suse.de>
1695 * ipa-prop.c (ipa_modify_formal_parameters): Build
1696 parameter types with natural alignment also for the
1699 2016-08-08 Andi Kleen <ak@linux.intel.com>
1701 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
1703 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1706 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
1707 do-nothing langhook.
1708 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
1709 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
1710 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
1711 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
1713 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1716 * input.c: Ensure that HAVE_ICONV is defined.
1718 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1721 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
1722 private vars for lastprivate and for linear iterator.
1725 * omp-simd-clone.c: Include varasm.h.
1726 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
1727 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
1728 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
1729 update function name.
1731 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1733 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
1734 (avr_diagnose_devicespecs_error): Remove.
1735 (avr_devicespecs_file): Remove composing absolute path for specfile
1736 and its verbose info. Remove conditions to check specs-file,
1738 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1740 PR rtl-optimization/72821
1741 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
1742 just return false for them.
1744 2016-08-08 Alan Modra <amodra@gmail.com>
1747 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
1748 toc refs created during reload. Update function comment.
1750 2016-08-08 Alan Modra <amodra@gmail.com>
1753 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
1754 alternatives. Put loads first, then stores, and reg/reg moves
1755 within same class later. Delete attr length.
1757 2016-08-08 Alan Modra <amodra@gmail.com>
1760 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
1761 (mem_operand_ds_form): New predicate.
1762 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
1763 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
1764 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
1765 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
1766 (extendsfdf2_fpr): Replace o constraint with wY.
1768 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
1770 * tree-ssa-threadbackward.c: Include tree-inline.h
1771 (profitable_jump_thread_path): Use estimate_num_insns to estimate
1772 size of copied block; for cold paths reduce duplication.
1773 (find_jump_threads_backwards): Remove redundant tests.
1774 (pass_thread_jumps::gate): Enable for -Os.
1776 2016-08-07 Jakub Jelinek <jakub@redhat.com>
1779 * stor-layout.c (layout_decl): Fix up formatting.
1780 (relayout_decl): Allow DECL to be FIELD_DECL.
1782 2016-08-07 Alan Modra <amodra@gmail.com>
1784 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
1786 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1788 * data-streamer-in.c (streamer_read_wide_int): New.
1789 (streamer_read_widest_int): Renamed function.
1790 * data-streamer-out.c (streamer_write_wide_int): New
1791 (streamer_write_widest_int): Renamed function.
1792 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
1794 (input_cfg): Call renamed function.
1795 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
1797 (output_cfg): Call renamed function.
1798 * data-streamer.h: Add declarations.
1800 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1802 * tree-ssa-ccp.c (extend_mask): New param sgn.
1803 Remove ORing with wi::mask.
1804 (get_default_value): Adjust call to extend_mask to pass sign.
1805 (evaluate_stmt): Likewise.
1807 2016-08-06 Jakub Jelinek <jakub@redhat.com>
1809 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
1812 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1814 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
1815 transform if operand's type is pointer to function or method.
1817 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
1819 PR tree-optimization/18046
1820 * tree-ssa-threadedge.c: Include cfganal.h.
1821 (simplify_control_statement_condition): If simplifying a
1822 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
1823 with the dominating ASSERT_EXPR before handing it off to VRP.
1824 Mention that a CASE_LABEL_EXPR may be returned.
1825 (thread_around_empty_blocks): Adjust to handle
1826 simplify_control_statement_condition() returning a
1828 (thread_through_normal_block): Likewise.
1829 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
1830 a switch statement by trying to determine which case label
1833 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
1835 PR rtl-optimization/69847
1836 * lra-constraints.c (process_invariant_for_inheritance): Save
1837 pattern instead of src.
1838 (remove_inheritance_pseudos): Use the pattern. Add assert.
1840 2016-08-05 David Malcolm <dmalcolm@redhat.com>
1842 * input.c (string_concat::string_concat): New constructor.
1843 (string_concat_db::string_concat_db): New constructor.
1844 (string_concat_db::record_string_concatenation): New method.
1845 (string_concat_db::get_string_concatenation): New method.
1846 (string_concat_db::get_key_loc): New method.
1847 (class auto_cpp_string_vec): New class.
1848 (get_substring_ranges_for_loc): New function.
1849 (get_source_range_for_substring): New function.
1850 (get_num_source_ranges_for_substring): New function.
1851 (class selftest::lexer_test_options): New class.
1852 (struct selftest::lexer_test): New struct.
1853 (class selftest::ebcdic_execution_charset): New class.
1854 (selftest::ebcdic_execution_charset::s_singleton): New variable.
1855 (selftest::lexer_test::lexer_test): New constructor.
1856 (selftest::lexer_test::~lexer_test): New destructor.
1857 (selftest::lexer_test::get_token): New method.
1858 (selftest::assert_char_at_range): New function.
1859 (ASSERT_CHAR_AT_RANGE): New macro.
1860 (selftest::assert_num_substring_ranges): New function.
1861 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
1862 (selftest::assert_has_no_substring_ranges): New function.
1863 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
1864 (selftest::test_lexer_string_locations_simple): New function.
1865 (selftest::test_lexer_string_locations_ebcdic): New function.
1866 (selftest::test_lexer_string_locations_hex): New function.
1867 (selftest::test_lexer_string_locations_oct): New function.
1868 (selftest::test_lexer_string_locations_letter_escape_1): New function.
1869 (selftest::test_lexer_string_locations_letter_escape_2): New function.
1870 (selftest::test_lexer_string_locations_ucn4): New function.
1871 (selftest::test_lexer_string_locations_ucn8): New function.
1872 (selftest::uint32_from_big_endian): New function.
1873 (selftest::test_lexer_string_locations_wide_string): New function.
1874 (selftest::uint16_from_big_endian): New function.
1875 (selftest::test_lexer_string_locations_string16): New function.
1876 (selftest::test_lexer_string_locations_string32): New function.
1877 (selftest::test_lexer_string_locations_u8): New function.
1878 (selftest::test_lexer_string_locations_utf8_source): New function.
1879 (selftest::test_lexer_string_locations_concatenation_1): New
1881 (selftest::test_lexer_string_locations_concatenation_2): New
1883 (selftest::test_lexer_string_locations_concatenation_3): New
1885 (selftest::test_lexer_string_locations_macro): New function.
1886 (selftest::test_lexer_string_locations_stringified_macro_argument):
1888 (selftest::test_lexer_string_locations_non_string): New function.
1889 (selftest::test_lexer_string_locations_long_line): New function.
1890 (selftest::test_lexer_char_constants): New function.
1891 (selftest::input_c_tests): Call the new test functions once per
1892 case within the line_table test matrix.
1893 * input.h (struct string_concat): New struct.
1894 (struct location_hash): New struct.
1895 (class string_concat_db): New class.
1896 * substring-locations.h: New header.
1898 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
1900 PR tree-optimization/72810
1901 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
1902 the type of the case labels when truncating.
1904 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
1907 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
1908 (aarch64_fp16_ptr_type_node): Likewise.
1909 * config/aarch64/aarch64-simd-builtins.c
1910 (aarch64_fp16_ptr_type_node): Define.
1911 (aarch64_init_fp16_types): New, refactored out of...
1912 (aarch64_init_builtins): ...here, update to call
1913 aarch64_init_fp16_types.
1914 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
1916 (aapcs_vfp_sub_candidate): Likewise.
1918 2016-08-05 Martin Liska <mliska@suse.cz>
1919 Joshua Cranmer <Pidgeot18@gmail.com>
1921 * gcov.c (line_t::has_block): New function.
1922 (enum loop_type): New enum.
1923 (handle_cycle): New function.
1924 (unblock): Likewise.
1925 (circuit): Likewise.
1926 (get_cycles_count): Likewise.
1927 (accumulate_line_counts): Use new loop detection algorithm.
1929 2016-08-05 Martin Liska <mliska@suse.cz>
1931 * gcov.c (output_intermediate_file): Rename
1932 function_info::line_next to next_file_fn.
1933 (process_file): Likewise.
1934 (read_graph_file): Likewise.
1935 (accumulate_line_counts): Likewise.
1936 (output_lines): Likewise.
1938 2016-08-05 Richard Biener <rguenther@suse.de>
1940 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
1941 restriction on threading to a loop header.
1943 2016-08-05 Richard Biener <rguenther@suse.de>
1945 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
1946 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
1947 adjust loop info accordingly.
1949 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
1951 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
1952 before folding call to __builtin_constant_p with parameters to false.
1954 2016-08-05 Alan Modra <amodra@gmail.com>
1956 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
1957 code accidentally committed 2016-05-02 providing class when given
1960 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1962 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
1963 the case label ranges that partially overlap with OP's value
1966 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
1970 Cast builtin function result to __mmask16 instead of __mmask8.
1971 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1972 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
1973 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1975 2016-08-04 David Malcolm <dmalcolm@redhat.com>
1977 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
1978 (ASSERT_TRUE_AT): New macro.
1979 (ASSERT_FALSE): Reimplement in terms of...
1980 (ASSERT_FALSE_AT): New macro.
1981 (ASSERT_STREQ_AT): Fix typo in comment.
1983 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1985 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
1986 labels are exhaustive, designate the label with the widest
1987 range to be the default label.
1989 2016-08-04 Andrew Pinski <apinski@cavium.com>
1991 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
1992 (thunderx_tunings): Use thunderx_vector_cost instead of
1993 generic_vector_cost.
1995 2016-08-04 Martin Liska <mliska@suse.cz>
1997 * gcov.c (main): Fix GNU coding style.
1998 (output_intermediate_file): Likewise.
1999 (process_file): Likewise.
2000 (generate_results): Likewise.
2001 (release_structures): Likewise.
2002 (create_file_names): Likewise.
2003 (find_source): Likewise.
2004 (read_graph_file): Likewise.
2005 (find_exception_blocks): Likewise.
2006 (canonicalize_name): Likewise.
2007 (make_gcov_file_name): Likewise.
2008 (mangle_name): Likewise.
2009 (accumulate_line_counts): Likewise.
2010 (output_branch_count): Likewise.
2011 (read_line): Likewise.
2013 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
2015 PR rtl-optimization/71779
2016 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
2017 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
2018 or if it was truncated.
2020 PR rtl-optimization/70903
2021 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2023 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2025 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
2026 accessing SSA_NAME_PTR_INFO.
2028 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2031 * common/config/avr/avr-common.c (avr_option_optimization_table)
2032 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2034 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
2037 * config/avr/avr.md: New pattern to work around do_store_flag
2038 generating shift instructions for bit extractions.
2040 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
2042 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
2044 (add_equivalence): Likewise.
2045 (get_value_range): Allocate value range with vrp_value_range_pool.
2046 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
2047 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2049 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
2051 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
2052 the default for the rs6000 port.
2054 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2057 * calls.c (special_function_p): Remove special handling of
2058 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
2059 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
2060 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2062 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
2065 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
2066 Don't stop on regular insns.
2068 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
2070 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
2071 size to DImode boundary.
2072 (nvptx_propagate): Likewise.
2074 2016-08-03 Alan Modra <amodra@gmail.com>
2076 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
2077 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
2078 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
2079 from -mefficient-unaligned-vector. Note that this affects fp too.
2081 2016-08-03 Alan Modra <amodra@gmail.com>
2083 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
2086 2016-08-03 Alan Modra <amodra@gmail.com>
2088 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
2089 to a reg. Localize vars.
2091 2016-08-03 Alan Modra <amodra@gmail.com>
2093 * config/rs6000/rs6000.opt: Remove negatives from help strings
2096 2016-08-03 Alan Modra <amodra@gmail.com>
2098 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
2099 Delete duplicated code.
2101 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2104 * lra-spills.c (regno_in_use_p): New.
2105 (lra_final_code_change): Use it.
2107 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
2109 PR rtl-optimization/69847
2110 * lra-int.h (struct lra-reg): Use restore_rtx instead of
2112 (lra_rtx_hash): New.
2113 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
2115 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
2116 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
2117 * lra-spills.c (lra_final_code_change): Don't delete insn when the
2118 next insn is USE with the same reg as the current insn source.
2119 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
2121 (lra_constraints_init): Call initiate_invariants.
2122 (lra_constraints_finish): Call finish_invariants.
2123 (struct invariant, invariant_t, invariant_ptr_t): New.
2124 (const_invariant_ptr_t, invariants, invariants_pool): New.
2125 (invariant_table, invariant_hash, invariant_eq_p): New.
2126 (insert_invariant, initiate_invariants, finish_invariants): New.
2127 (clear_invariants, invalid_invariant_regs): New.
2128 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
2129 instead of restore_regno.
2130 (invariant_p, process_invariant_for_inheritance): New.
2131 (inherit_in_ebb): Implement invariant inheritance.
2132 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
2133 (remove_inheritance_pseudos): Implement undoing invariant
2135 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
2136 instead of restore_regno.
2137 * lra-assigns.c (regno_live_length): New.
2138 (reload_pseudo_compare_func): Use regno_live_length.
2139 (assign_by_spills): Use restore_rtx instead of restore_regno.
2140 (lra_assign): Ditto. Initiate regno_live_length.
2142 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
2144 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
2145 __builtin_aarch64_fmindf.
2147 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2149 PR tree-optimization/34114
2150 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
2151 information for more control IVs.
2153 2016-08-02 Bin Cheng <bin.cheng@arm.com>
2155 PR tree-optimization/34114
2156 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
2157 PLUS_EXPR case. Handle SSA_NAME case.
2159 2016-08-02 Tamar Christina <tamar.christina@arm.com>
2161 * config/aarch64/aarch64-simd-builtins.def
2162 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
2163 (__builtin_aarch64_fmaxdf): Likewise.
2164 (__builtin_aarch64_smin_nandf): Likewise.
2165 (__builtin_aarch64_smax_nandf): Likewise.
2166 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
2167 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
2168 (<fmaxmin><mode>3): ...this.
2169 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
2170 (vminnm_f64): Likewise.
2171 (vmin_f64): Likewise.
2172 (vmax_f64): Likewise.
2173 * config/aarch64/iterators.md (FMAXMIN): Merge with...
2174 (FMAXMIN_UNS): ...this.
2175 (fmaxmin): Merged with
2176 (fmaxmin_op): ...this...
2177 (maxmin_uns_op): ...in to this.
2179 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2181 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2182 Add support for vec_extract on vector float, vector int, vector
2183 short, and vector char vector types.
2184 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2185 vector float, vector int, vector short, and vector char
2186 optimizations on 64-bit ISA 2.07 systems for both constant and
2187 variable element numbers.
2188 (rs6000_split_vec_extract_var): Likewise.
2189 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
2190 Altivec registers on ISA 2.07 and above.
2191 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
2192 which never was matched due to the split occuring before register
2193 allocation (and the code would not have worked on little endian
2194 systems if it did match). Allow extracts to go to the Altivec
2195 registers if ISA 2.07 (power8). Change from using "" around the
2196 C++ code to using {}'s.
2197 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2198 vec_extracts when the vector is in memory.
2199 (vsx_extract_v4sf_var): New insn to optimize vector float
2200 vec_extracts when the element number is variable on 64-bit ISA
2202 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2203 for 64-bit ISA 2.07 as well as ISA 3.0.
2204 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2205 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2206 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2207 optimize vector int, vector short, and vector char vec_extracts
2208 when the vector is in memory.
2209 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2210 optimize vector int, vector short, and vector char vec_extracts
2211 when the element number is variable.
2213 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2216 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2217 does not overlap with other symbol flags.
2219 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2221 * config/aarch64/aarch64.h (aarch64_frame):
2222 Remove padding0 and hardfp_offset. Add locals_offset,
2223 initial_adjust, callee_adjust, callee_offset and final_adjust.
2224 * config/aarch64/aarch64.c (aarch64_layout_frame):
2225 Remove unused padding0 and hardfp_offset initializations.
2226 Choose frame layout and set frame variables accordingly.
2227 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2228 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2229 (aarch64_pop_regs): Likewise.
2230 (aarch64_expand_prologue): Remove all decision code, just emit
2231 prolog according to frame variables.
2232 (aarch64_expand_epilogue): Remove all decision code, just emit
2233 epilog according to frame variables.
2234 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2236 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2239 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2240 fix_debug_reg_uses after changing source register mode to
2241 V1TImode if source register is undefined.
2243 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2245 PR tree-optimization/71818
2246 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2247 with non invariant evolutions
2249 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2252 * config/avr/avr.md (length) [branch]: Correct insn length
2253 attribute for forward branches.
2255 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2257 * doc/extend.texi (AVR Built-in Functions): Document
2259 * config/avr/builtins.def (NOPS): New.
2260 * config/avr/avr.c (avr_expand_nops): New static function.
2261 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2263 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2265 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2266 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2269 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2271 * config/aarch64/aarch64.c (vulcan_tunings): Update
2272 vulcan L1 cache_line_size.
2274 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2276 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2277 function that takes a vector memory address, a hard register, an
2278 element number and a temporary base register, and recreates an
2279 address that points to the appropriate element within the vector.
2280 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2281 (rs6000_split_vec_extract_var): Add support for the target of a
2282 vec_extract with variable element number being a scalar memory
2284 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2286 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2287 vsx_extract_<mode>_load insn with a new insn that optimizes
2288 storing either element to a memory location, using scratch
2289 registers to pick apart the vector and reconstruct the address.
2290 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
2291 (vsx_extract_<mode>_store): Rework alternatives to more correctly
2292 support Altivec registers. Add support for ISA 3.0 Altivec d-form
2294 (vsx_extract_<mode>_var): Add support for extracting a variable
2295 element number from memory.
2297 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2299 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
2300 when testing for compares against constants of the form 0xabab.
2302 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2304 PR tree-optimization/57558
2305 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
2307 (vect_loop_versioning): Support versioning with niter assumptions.
2308 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
2309 (vect_get_loop_niters): New parameter. Reimplement to support
2310 assumptions in loop niter info.
2311 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
2312 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
2313 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
2314 Support loop versioning for niters.
2315 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
2316 (vect_free_loop_info_assumptions): New function.
2317 (vectorize_loops): Free loop niter info for loops with flag
2318 LOOP_F_ASSUMPTIONS set if vectorization failed.
2319 * tree-vectorizer.h (struct _loop_vec_info): New field
2320 num_iters_assumptions.
2321 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
2322 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
2323 (LOOP_REQUIRES_VERSIONING): New macro.
2324 (vect_free_loop_info_assumptions): New decl.
2326 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2328 * cfgloop.h (struct loop): New field constraints.
2329 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
2330 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
2332 * cfgloop.c (alloc_loop): Initialize new field.
2333 * cfgloopmanip.c (copy_loop_info): Copy constraints.
2334 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
2335 Adjust niter analysis wrto loop constraints.
2336 * doc/loop.texi (@node Number of iterations): Add description for loop
2339 2016-07-29 Marek Polacek <polacek@redhat.com>
2342 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
2343 (ix86_expand_round_builtin): Likewise.
2345 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
2346 Georg-Johann Lay <avr@gjlay.de>
2348 PR rtl-optimization/71976
2349 * combine.c (get_last_value): Return 0 if the argument for which
2350 the function is called has a wider mode than the recorded value.
2352 2016-07-29 Marek Polacek <polacek@redhat.com>
2355 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2356 (altivec_expand_st_builtin): Likewise.
2358 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2360 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
2361 introduced in r238381.
2363 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
2366 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
2367 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2369 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2371 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
2373 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2374 Add support for vec_extract of vector double or vector long having
2375 a variable element number on 64-bit ISA 2.07 systems or newer.
2376 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
2378 (rs6000_split_vec_extract_var): New function to split a
2379 vec_extract built-in function with variable element number.
2380 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
2382 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
2383 (UNSPEC_VSX_EXTRACT): Likewise.
2384 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
2385 direct move instructions to be generated on 64-bit ISA 2.07
2386 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
2388 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
2389 arguments for vec_extract variable element.
2390 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
2391 vec_extract with variable element on V2DFmode and V2DImode
2393 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
2394 -mupper-regs-df requirement, since it isn't needed.
2395 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
2396 do direct moves on 64-bit systems, which allows optimization of
2397 vec_extract on 64-bit ISA 2.07 systems and newer.
2399 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2400 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2402 * config/aarch64/aarch64.md
2403 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
2405 (<optab>qihi2_aarch64): Likewise, and split into two.
2406 (extendqihi2_aarch64): New.
2407 (zero_extendqihi2_aarch64): New.
2408 * config/aarch64/iterators.md (ldrxt): Remove.
2409 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
2412 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2414 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2416 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2418 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
2419 (aarch64_push_reg): New function to push 1 or 2 registers.
2420 (aarch64_pop_reg): New function to pop 1 or 2 registers.
2421 (aarch64_expand_prologue): Use aarch64_push_regs.
2422 (aarch64_expand_epilogue): Use aarch64_pop_regs.
2424 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
2426 PR tree-optimization/71734
2427 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
2428 attribute instead of REF_LOOP and use it.
2429 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
2430 set it for Loops having non-zero safelen attribute.
2431 (ref_indep_loop_p): Pass zero as initial value for safelen.
2433 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
2437 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
2438 call using chkp_gimple_call_builtin_p.
2439 (chkp_copy_bounds_for_assign): Likewise.
2441 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2443 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
2444 * config/arm/arm-protos.h (struct tune_params): Likewise.
2445 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
2446 (cortex_a9_sched_adjust_cost): Likewise.
2447 (fa726te_sched_adjust_cost): Likewise.
2448 (arm_adjust_cost): Likewise.
2449 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
2450 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
2451 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
2452 * config/i386/i386.c (ix86_adjust_cost): Likewise.
2453 * config/ia64/ia64.c: Likewise.
2454 * config/m68k/m68k.c: Likewise.
2455 * config/mep/mep.c (mep_adjust_cost): Likewise.
2456 * config/microblaze/microblaze.c (microblaze_adjust_cost):
2458 * config/mips/mips.c (mips_adjust_cost): Likewise.
2459 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
2461 * config/pa/pa.c (pa_adjust_cost): Likewise.
2462 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
2463 (rs6000_debug_adjust_cost): Likewise.
2464 * config/sh/sh.c (sh_adjust_cost): Likewise.
2465 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
2466 (hypersparc_adjust_cost): Likewise.
2467 (sparc_adjust_cost): Likewise.
2468 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
2469 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
2470 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
2472 * config/visium/visium.c (visium_adjust_cost): Likewise.
2473 * doc/tm.texi: Regenerate.
2474 * haifa-sched.c (dep_cost_1): Adjust.
2475 * target.def: Merge adjust_cost and adjust_cost_2.
2477 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2479 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
2481 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2483 * store-motion.c (struct st_expr): Make pattern_regs a vector.
2484 (extract_mentioned_regs): Append to a vector instead of
2485 returning a rtx_expr_list.
2486 (st_expr_entry): Adjust.
2487 (free_st_expr_entry): Likewise.
2488 (store_ops_ok): Likewise.
2489 (store_killed_in_insn): Likewise.
2490 (find_moveable_store): Likewise.
2492 2016-07-28 Martin Liska <mliska@suse.cz>
2494 PR gcov-profile/68025
2495 * tree-profile.c (tree_profiling): Respect
2496 no_profile_instrument_function attribute.
2497 * doc/extend.texi: Document no_profile_instrument_function
2500 2016-07-28 Martin Liska <mliska@suse.cz>
2502 PR rtl-optimization/70944
2503 * combine.c (make_compound_operation):
2504 Do not allow make_compound_operation for vector mode
2506 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
2509 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
2510 before calling get_ops.
2512 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2514 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
2515 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
2516 (BITS_PER_UNIT_LOG): Remove.
2517 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
2518 * expr.c (expand_assignment): Likewise.
2519 * stor-layout.c (initialize_sizetypes): Likewise.
2521 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2523 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
2524 signature of rs6000_expand_vector_extract so that the element
2525 number is a RTX instead of a constant integer.
2526 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
2528 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
2529 (altivec_expand_vec_ext_builtin): Likewise.
2530 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
2531 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
2532 MFVSRLD instruction.
2534 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2536 * input.c (get_pure_location): Move here from tree.c.
2537 (make_location): Likewise. Add header comment.
2538 (selftest::test_accessing_ordinary_linemaps): Verify
2539 pure_location_p, make_location, get_location_from_adhoc_loc and
2541 * input.h (get_pure_location): Move declaration here from tree.h.
2542 (get_finish): Likewise for inline function.
2543 (make_location): Likewise for declaration.
2544 * tree.c (get_pure_location): Move to input.c.
2545 (make_location): Likewise.
2546 * tree.h (get_pure_location): Move declaration to tree.h.
2547 (get_finish): Likewise for inline function.
2548 (make_location): Likewise for declaration.
2550 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2553 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2555 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2557 * system.h (STATIC_ASSERT): Use static_assert if building
2560 2016-07-27 Richard Biener <rguenther@suse.de>
2562 PR tree-optimization/72517
2563 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
2564 Revert change to not compute read-read dependences.
2566 2016-07-27 Richard Biener <rguenther@suse.de>
2568 * predict.c (set_even_probabilities): Make nedges unsigned.
2570 2016-07-27 Martin Liska <mliska@suse.cz>
2572 * predict.c (set_even_probabilities): Handle unlikely edges.
2573 (combine_predictions_for_bb): Likewise.
2575 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2578 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2579 __float128 support when we don't have hardware support, so that
2580 the IEEE built-in functions like isgreater, first call __unordkf3
2581 to make sure neither operand is a NaN, and if both operands are
2582 ordered, do the normal comparison.
2584 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2586 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
2588 (extract_code_and_val_from_cond_with_ops): Verify that name is
2589 either cond_op0 or cond_op1.
2591 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2593 PR tree-optimization/18046
2594 * genmodes.c (emit_mode_size_inline): Emit an assert that
2595 verifies that mode is a valid array index.
2596 (emit_mode_nuinits_inline): Likewise.
2597 (emit_mode_inner_inline): Likewise.
2598 (emit_mode_unit_size_inline): Likewise.
2599 (emit_mode_unit_precision_inline): Likewise.
2600 * tree-vrp.c: Include params.h.
2601 (find_switch_asserts): Register edge assertions for the default
2602 label which correspond to the anti-ranges of each case label.
2603 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
2604 * doc/invoke.texi: Document it.
2606 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2608 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
2609 and unnecessary call to gimple_bb.
2611 2016-07-26 Richard Biener <rguenther@suse.de>
2613 PR rtl-optimization/71984
2614 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
2617 2016-07-26 Richard Biener <rguenther@suse.de>
2620 * expmed.c (extract_bit_field_1): Constrain the vector mode
2621 with element size matching the extraction mode size when
2622 choosing a better vector mode to do the extraction from.
2624 2016-07-26 Richard Biener <rguenther@suse.de>
2625 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2628 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
2631 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2633 * tree-ssa-structalias.c (struct scc_info): Change types of
2634 members to auto_sbitmap and auto_vec.
2635 (scc_info::scc_info): New constructor.
2636 (scc_info::~scc_info): New destructor.
2637 (init_scc_info): Remove.
2638 (free_scc_info): Remove.
2639 (find_indirect_cycles): Adjust.
2640 (perform_var_substitution): Likewise.
2641 (free_var_substitution_info): Likewise.
2643 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2645 * tree-outof-ssa.c (struct elim_graph): Change type of members
2646 to auto_vec and auto_sbitmap.
2647 (elim_graph::elim_graph): New constructor.
2648 (delete_elim_graph): Remove.
2649 (expand_phi_nodes): Adjust.
2651 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2653 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
2654 (new_elim_graph): Adjust.
2655 (clear_elim_graph): Likewise.
2656 (delete_elim_graph): Likewise.
2657 (elim_graph_size): Likewise.
2658 (elim_graph_add_node): Likewise.
2659 (elim_graph_add_edge): Likewise.
2660 (elim_graph_remove_succ_edge): Likewise.
2661 (eliminate_name): Likewise.
2662 (eliminate_build): Likewise.
2663 (elim_forward): Likewise.
2664 (elim_unvisited_predecessor): Likewise.
2665 (elim_backward): Likewise.
2666 (elim_create): Likewise.
2667 (eliminate_phi): Likewise.
2668 (expand_phi_nodes): Likewise.
2670 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2672 * bt-load.c (compute_out): Use auto_sbitmap class.
2673 (link_btr_uses): Likewise.
2674 * cfganal.c (mark_dfs_back_edges): Likewise.
2675 (post_order_compute): Likewise.
2676 (inverted_post_order_compute): Likewise.
2677 (pre_and_rev_post_order_compute_fn): Likewise.
2678 (single_pred_before_succ_order): Likewise.
2679 * cfgexpand.c (pass_expand::execute): Likewise.
2680 * cfgloop.c (verify_loop_structure): Likewise.
2681 * cfgloopmanip.c (fix_bb_placements): Likewise.
2682 (remove_path): Likewise.
2683 (update_dominators_in_loop): Likewise.
2684 * cfgrtl.c (break_superblocks): Likewise.
2685 * ddg.c (check_sccs): Likewise.
2686 (create_ddg_all_sccs): Likewise.
2687 * df-core.c (df_worklist_dataflow): Likewise.
2688 * dse.c (dse_step3): Likewise.
2689 * except.c (eh_region_outermost): Likewise.
2690 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2691 * gcse.c (prune_expressions): Likewise.
2692 (prune_insertions_deletions): Likewise.
2693 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
2694 * graph.c (draw_cfg_nodes_no_loops): Likewise.
2695 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
2696 * lcm.c (compute_earliest): Likewise.
2697 (compute_farthest): Likewise.
2698 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
2699 (unroll_loop_runtime_iterations): Likewise.
2700 (unroll_loop_stupid): Likewise.
2701 * lower-subreg.c (decompose_multiword_subregs): Likewise.
2702 * lra-lives.c: Likewise.
2703 * lra.c (lra): Likewise.
2704 * modulo-sched.c (schedule_reg_moves): Likewise.
2705 (optimize_sc): Likewise.
2706 (get_sched_window): Likewise.
2707 (sms_schedule_by_order): Likewise.
2708 (check_nodes_order): Likewise.
2709 (order_nodes_of_sccs): Likewise.
2710 (order_nodes_in_scc): Likewise.
2711 * recog.c (split_all_insns): Likewise.
2712 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
2713 * reload1.c (reload): Likewise.
2714 * sched-rgn.c (haifa_find_rgns): Likewise.
2715 (split_edges): Likewise.
2716 (compute_trg_info): Likewise.
2717 * sel-sched.c (init_seqno): Likewise.
2718 * store-motion.c (remove_reachable_equiv_notes): Likewise.
2719 * tree-into-ssa.c (update_ssa): Likewise.
2720 * tree-ssa-live.c (live_worklist): Likewise.
2721 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
2722 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2724 (try_peel_loop): Likewise.
2725 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2727 * tree-ssa-pre.c (compute_antic): Likewise.
2728 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
2729 * tree-stdarg.c (reachable_at_most_once): Likewise.
2730 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
2731 * var-tracking.c (vt_find_locations): Likewise.
2733 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2735 * sbitmap.h (auto_sbitmap): New class.
2737 2016-07-26 Alan Modra <amodra@gmail.com>
2740 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2743 2016-07-25 David Malcolm <dmalcolm@redhat.com>
2745 * input.c (selftest::temp_source_file::temp_source_file): Fix
2746 missing "%s" in fprintf.
2748 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
2751 * cselib.c (cselib_process_insn): Invalidate argument slots for
2754 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2756 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
2757 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
2758 vmulxh_lane_f16, vmulxh_laneq_f16): New.
2760 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2762 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2763 * config/aarch64/aarch64.md (fma, fnma): Support HF.
2764 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
2766 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2768 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2769 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
2771 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
2772 (add<mode>3): Likewise.
2773 (sub<mode>3): Likewise.
2774 (mul<mode>3): Likewise.
2775 (div<mode>3): Likewise.
2776 (*div<mode>3): Likewise.
2777 (<fmaxmin><mode>3): Extend to HF.
2778 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
2779 (fabd<mode>3): Likewise.
2780 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
2781 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
2782 (aarch64_fmulx<mode>): Likewise.
2783 (aarch64_fac<optab><mode>): Likewise.
2784 (aarch64_frecps<mode>): Likewise.
2785 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
2786 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
2787 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
2788 (VSDQ_HSDI): Support HI.
2789 (fcvt_target, FCVT_TARGET): Likewise.
2790 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
2791 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
2792 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
2793 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
2794 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
2795 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
2796 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
2799 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2801 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
2802 * config/aarch64/aarch64-builtins.c (hi_UP): New.
2803 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2804 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
2806 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
2807 (aarch64_cm<optab><mode>): Likewise.
2808 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
2809 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
2810 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
2811 (sqrt<mode>2): Likewise.
2812 (*sqrt<mode>2): Likewise.
2813 (abs<mode>2): Likewise.
2814 (<optab><mode>hf2): New pattern for HF mode.
2815 (<optab>hihf2): Likewise.
2816 * config/aarch64/arm_neon.h: Include arm_fp16.h.
2817 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
2818 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
2820 * config/aarch64/arm_fp16.h: New file.
2821 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
2822 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
2823 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
2824 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
2825 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
2826 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
2827 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
2828 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
2829 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
2830 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
2831 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
2832 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
2835 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2837 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
2838 reduc_smin_scal_): Use VDQIF_F16.
2839 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
2840 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
2842 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
2843 * config/aarch64/iterators.md (VDQIF_F16): New.
2844 (vp): Support HF modes.
2845 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
2846 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
2848 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2850 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
2851 "*aarch64_mulx_elt_from_dup<mode>".
2852 (*aarch64_mul3_elt<mode>): Update schedule type.
2853 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
2854 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
2855 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2856 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
2857 (f, fp): Support HF modes.
2858 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
2859 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
2860 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
2861 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
2862 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
2863 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
2865 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2867 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2868 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
2870 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
2873 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2875 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2876 * config/aarch64/aarch64-simd.md
2877 (aarch64_rsqrts<mode>): Extend to HF modes.
2878 (fabd<mode>3): Likewise.
2879 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
2880 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
2881 (aarch64_<maxmin_uns>p<mode>): Likewise.
2882 (<su><maxmin><mode>3): Likewise.
2883 (<maxmin_uns><mode>3): Likewise.
2884 (<fmaxmin><mode>3): Likewise.
2885 (aarch64_faddp<mode>): Likewise.
2886 (aarch64_fmulx<mode>): Likewise.
2887 (aarch64_frecps<mode>): Likewise.
2888 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
2889 (add<mode>3): Extend to HF modes.
2890 (sub<mode>3): Likewise.
2891 (mul<mode>3): Likewise.
2892 (div<mode>3): Likewise.
2893 (*div<mode>3): Likewise.
2894 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
2896 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
2897 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
2898 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
2899 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
2900 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
2901 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
2902 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
2903 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
2904 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
2905 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
2906 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
2907 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
2908 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
2909 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
2911 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2913 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
2914 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2915 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
2916 (neg<mode>2): Likewise.
2917 (abs<mode>2): Likewise.
2918 (<frint_pattern><mode>2): Likewise.
2919 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
2920 (<optab><VDQF:mode><fcvt_target>2): Likewise.
2921 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
2922 (ftrunc<VDQF:mode>2): Likewise.
2923 (<optab><fcvt_target><VDQF:mode>2): Likewise.
2924 (sqrt<mode>2): Likewise.
2925 (*sqrt<mode>2): Likewise.
2926 (aarch64_frecpe<mode>): Likewise.
2927 (aarch64_cm<optab><mode>): Likewise.
2928 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
2930 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
2931 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
2933 * config/aarch64/arm_neon.h (vdup_n_f16): New.
2934 (vdupq_n_f16): Likewise.
2935 (vld1_dup_f16): Use vdup_n_f16.
2936 (vld1q_dup_f16): Use vdupq_n_f16.
2937 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
2938 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
2939 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
2940 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
2941 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
2942 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
2943 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
2944 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
2945 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
2946 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
2947 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
2948 vsqrt_f16, vsqrtq_f16): New.
2950 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2952 * config/aarch64/aarch64-simd.md
2953 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
2954 (aarch64_ext<mode>): Likewise.
2955 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
2956 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
2957 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
2959 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
2961 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
2962 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
2963 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
2964 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
2965 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
2966 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
2967 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
2969 (vmov_n_f16): Reimplement using vdup_n_f16.
2970 (vmovq_n_f16): Reimplement using vdupq_n_f16..
2972 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2974 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
2975 "frame_related_p". Generate CFA annotation when it's necessary.
2976 (aarch64_expand_prologue): Use aarch64_add_constant.
2977 (aarch64_expand_epilogue): Likewise.
2978 (aarch64_output_mi_thunk): Pass "false" when calling
2979 aarch64_add_constant.
2981 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2983 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
2986 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2988 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
2989 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
2990 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
2991 (aarch64_build_constant): Delete.
2993 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
2996 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
2998 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
2999 flag_toplevel_reorder.
3001 2016-07-25 Richard Biener <rguenther@suse.de>
3003 * cgraph.c (cgraph_node::verify_node): Compare against builtin
3004 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
3005 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
3006 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
3007 (streamer_get_builtin_tree): Likewise.
3008 (streamer_write_builtin): Likewise.
3009 * lto-streamer.h (LTO_builtin_decl): Remove.
3010 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
3011 (lto_input_scc): Remove LTO_builtin_decl handling.
3012 (lto_input_tree_1): Liekwise.
3013 * lto-streamer-out.c (lto_output_tree_1): Remove special
3014 handling of builtins.
3015 (DFS::DFS): Likewise.
3016 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
3017 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
3019 (streamer_write_builtin): Remove.
3021 2016-07-25 Martin Liska <mliska@suse.cz>
3023 * lto-cgraph.c (input_symtab): Don't call get_working_sets
3024 if flag_auto_profile is set to true.
3026 2016-07-25 Martin Liska <mliska@suse.cz>
3028 PR gcov-profile/71868
3029 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
3030 have a function with multiple latches, count them all.
3032 2016-07-25 Martin Liska <mliska@suse.cz>
3034 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
3036 2016-07-25 Martin Liska <mliska@suse.cz>
3038 PR tree-optimization/71987
3039 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
3040 just for SSA_NAMEs. Fix GNU coding style.
3042 2016-07-25 Martin Liska <mliska@suse.cz>
3044 PR gcov-profile/64874
3045 * gcov-io.h: Update command about file format.
3046 * gcov-iov.c (main): Adapt the numbering scheme.
3048 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3051 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
3052 whose result is used in PHI.
3053 (final_range_test_p): Likewise.
3054 (maybe_optimize_range_tests): Likewise.
3056 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3058 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3059 Reformat two multi-line strings.
3061 2016-07-22 Martin Sebor <msebor@redhat.com>
3063 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
3065 2016-07-22 Martin Sebor <msebor@redhat.com>
3068 * doc/extend.texi (Compound Literals): Correct and clarify.
3069 (Cast to Union): Same.
3071 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
3073 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3074 comments to explain why certain error messages make mention of
3075 undocumented options.
3076 (rs6000_invalid_builtin): Change error messages to replace mention
3077 of undocumented options with mention of the -mcpu=power9 option
3078 that enables those undocumented options.
3079 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
3080 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
3081 definition of this macro to correct an existing error.
3082 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
3083 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
3084 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
3085 descriptions of built-in functions so that they depend on
3086 -mcpu=power9 instead of on the corresponding undocumented flags.
3087 * doc/invoke.texi (Option Summary): Remove all mention of newly
3089 (IBM RS/6000 and PowerPC Options): Likewise.
3090 * doc/md.texi (Constraints for Particuliar Machines): Remove all
3091 mention of newly undocumented flags.
3093 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
3095 * ipa-cp.c (determine_versionability): Do not create constprop clones,
3096 when target_clones attribute is set.
3098 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3100 * common.opt (funsafe-loop-optimizations): Mark ignore.
3101 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
3102 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
3104 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
3105 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
3107 2016-07-22 Bin Cheng <bin.cheng@arm.com>
3109 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3111 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3113 (number_of_iterations_exit): Warn missed loop optimization for
3114 possible infinite loops.
3116 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
3119 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
3120 when to emit a ".machine" pseudo-op.
3122 2016-07-22 Martin Liska <mliska@suse.cz>
3124 PR gcov-profile/69028
3125 PR gcov-profile/62047
3126 * coverage.c (coverage_compute_lineno_checksum): Do not
3127 calculate checksum for fns w/o xloc.file.
3128 (coverage_compute_profile_id): Likewise.
3130 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
3132 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
3133 (avr_secondary_reload): ...and implementation.
3134 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
3135 * config/avr/avr.md (reload_in<mode>): Remove insns.
3136 (adjust_len) [lpm]: Remove insn attribute value.
3137 * config/avr/predicates.md (flash_operand): Remove insn predicate.
3139 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3142 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
3144 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
3145 * calls.c (special_function_p): Remove the special handling of the
3146 "__builtin_" prefix.
3148 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3151 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
3152 if STMT may be an alloca call.
3153 (gimple_alloca_call_p, alloca_call_p): Return only true for the
3154 builtin alloca call.
3155 * calls.h (gimple_maybe_alloca_call_p): New function.
3156 * tree-inline.c (inline_forbidden_p_stmt): Use
3157 gimple_maybe_alloca_call_p here.
3159 2016-07-21 David Malcolm <dmalcolm@redhat.com>
3161 * spellcheck-tree.c (best_macro_match::best_macro_match):
3162 Explictly specify the template arguments when invoking the base
3163 class constructor, to help older C++ compilers.
3165 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3168 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
3169 before builtin_decl_implicit.
3171 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3173 * optabs.c (emit_condiitonal_move): Short circuit for identical
3176 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3178 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
3179 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
3180 (noce_conversion_profitable_p): New.
3181 (noce_try_store_flag_constants): Use it.
3182 (noce_try_addcc): Likewise.
3183 (noce_try_store_flag_mask): Likewise.
3184 (noce_try_cmove): Likewise.
3185 (noce_try_cmove_arith): Likewise.
3186 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
3188 (noce_convert_multiple_sets): Move cost model to here, from...
3189 (bb_ok_for_noce_convert_multiple_sets) ...here.
3190 (noce_process_if_block): Update calls for above changes.
3191 (noce_find_if_block): Record new noce_if_info parameters.
3193 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3195 * target.def (max_noce_ifcvt_seq_cost): New.
3196 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3197 * doc/tm.texi: Regenerate.
3198 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3199 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3200 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3201 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3202 * doc/invoke.texi: Document new params.
3204 2016-07-21 Richard Biener <rguenther@suse.de>
3206 PR tree-optimization/71947
3207 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3208 ranges have useful limit_vr information.
3210 2016-07-21 Richard Biener <rguenther@suse.de>
3212 * function-tests.c (build_trivial_generic_function): Set
3213 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3214 * omp-low.c (create_omp_child_function): Likewise.
3215 (grid_expand_target_grid_body): Likewise.
3216 * cgraphunit.c (init_lowered_empty_function): Likewise.
3217 (cgraph_node::expand_thunk): Likewise.
3218 * tree-parloops.c (create_loop_fn): Likewise.
3219 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3221 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3223 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3226 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3228 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3229 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3230 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3231 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3232 values for insn attribute.
3233 * config/avr/avr.c (avr_out_insert_notbit): New function.
3234 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3235 ADJUST_LEN_INSV_NOTBIT_0/_7.
3236 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3238 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3240 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3241 (chrec_convert_1, chrec_convert): Ditto.
3242 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3243 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3244 * tree-vrp.c (adjust_range_with_scev): Ditto.
3245 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3246 (scev_var_range_cant_overflow): New function.
3247 (scev_probably_wraps_p): New parameter. Call above function.
3248 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3250 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3252 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3253 by removing computation of may_be_zero.
3255 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3257 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3259 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3261 Improving concepts performance and diagnostics.
3262 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3263 for constraint satisfaction and subsumption.
3264 * timevar.h (auto_timevar): New constructor that matches the push/pop
3265 pattern of usage in pt.c.
3267 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3269 * hwint.h (HOST_WIDE_INT_0): New define.
3270 (HOST_WIDE_INT_0U): Ditto.
3271 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3272 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3273 * simplify-rtx.c: Ditto.
3274 * tree-object-size.c: Ditto.
3276 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3278 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3281 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3283 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3284 * combine.c: Use HOST_WIDE_INT_M1U instead of
3285 ~(unsigned HOST_WIDE_INT) 0.
3286 * double-int.h: Ditto.
3288 * dwarf2asm.c:Ditto.
3290 * genmodes.c: Ditto.
3292 * read-rtl.c: Ditto.
3293 * tree-ssa-loop-ivopts.c: Ditto.
3294 * tree-ssa-loop-prefetch.c: Ditto.
3295 * tree-vect-generic.c: Ditto.
3296 * tree-vect-patterns.c: Ditto.
3299 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3301 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
3302 constant addresses outside [0,0xc0] into a register.
3303 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
3304 cases where the base address register is unused after.
3305 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
3306 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
3307 (avr_out_store_psi_reg_disp_tiny): Same.
3309 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3311 Implement attribute progmem on reduced Tiny cores by adding
3312 flash offset 0x4000 to respective symbols.
3315 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
3316 documentation how it works on reduced Tiny cores.
3317 (AVR Named Address Spaces): No support for reduced Tiny.
3318 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
3319 (avr_address_tiny_pm_p): New static function.
3320 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
3321 if the address is in progmem.
3322 (avr_assemble_integer): Same.
3323 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
3324 for symbol_ref in progmem.
3325 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
3326 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
3327 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
3329 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
3331 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
3332 * configure: Regenerate.
3333 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
3334 (USE_THIN_ARCHIVES): New variable.
3335 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
3336 this archive as a thin archive.
3338 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3340 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
3341 same location as last time, don't skip if we have fix-it hints.
3342 Clarify the skipping logic by converting it from one "if" clause
3343 to repeated "if" clauses.
3344 * spellcheck-tree.c: Include "cpplib.h".
3345 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
3346 (best_macro_match::best_macro_match): New constructor.
3347 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
3348 Move here from c/c-decl.c.
3349 (class best_macro_match): Move here from c/c-decl.c, converting
3350 from a typedef to a subclass, gaining a ctor.
3352 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3354 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
3355 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
3357 (avr_addr_space_diagnose_usage): ...and implementation.
3358 (avr_addr_space_supported_p): New function.
3359 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
3360 report bad address space usage if that space is supported.
3361 (avr_insert_attributes): Same. No more complain about unsupported
3363 * config/avr/avr-c.c (tm_p.h): Include it.
3364 (avr_cpu_cpp_builtins): Only define addr-space related built-in
3365 macro if avr_addr_space_supported_p.
3367 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3369 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3370 flag_toplevel_reorder.
3372 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3374 * gcc-rich-location.c
3375 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
3377 * gcc-rich-location.h
3378 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
3380 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3382 * target.def (addr_space): Add new diagnose_usage to hook vector.
3383 * targhooks.c (default_addr_space_diagnose_usage): Add default
3384 implementation and...
3385 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
3386 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
3387 is some address space, call targetm.addr_space.diagnose_usage.
3388 * doc/tm.texi.in (Named Address Spaces): Add anchor for
3389 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
3390 * doc/tm.texi: Regenerate.
3392 2016-07-20 Martin Liska <mliska@suse.cz>
3395 * graphite-isl-ast-to-gimple.c (later_of_the_two):
3396 Properly handly PHI stmts.
3398 2016-07-20 Bin Cheng <bin.cheng@arm.com>
3400 PR tree-optimization/71503
3401 PR tree-optimization/71683
3402 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
3405 2016-07-20 Martin Liska <mliska@suse.cz>
3407 * doc/invoke.texi (-fipa-ra): Document when the option is
3408 disabled. Fix a typo.
3410 2016-07-20 Martin Liska <mliska@suse.cz>
3412 * Makefile.in: Include fibonacci_heap.c
3413 * fibonacci_heap.c: New file.
3414 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
3415 (fibonacci_heap::union_with): Fix deletion of the second heap.
3416 * selftest-run-tests.c (selftest::run_tests): Incorporate
3417 fibonacci heap tests.
3418 * selftest.h: Declare fibonacci_heap_c_tests.
3420 2016-07-20 Martin Liska <mliska@suse.cz>
3422 * selftest-run-tests.c (selftest::run_tests): New function.
3423 * selftest.h (sreal_c_tests): Declare.
3424 * sreal.c (sreal_verify_basics): New function.
3425 (verify_aritmetics): Likewise.
3426 (sreal_verify_arithmetics): Likewise.
3427 (verify_shifting): Likewise.
3428 (sreal_verify_shifting): Likewise.
3429 (void sreal_c_tests): Likewise.
3431 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3433 PR rtl-optimization/71916
3434 * cfgrtl.c (contains_no_active_insn_p): Return false also for
3435 bb which have a single succ fake edge.
3437 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
3440 * dwarf2out.c (gen_subprogram_die): Only call
3441 gen_unspecified_parameters_die while dumping early dwarf.
3443 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3446 * gimple-fold.c (fold_builtin_memory_op): Use
3447 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
3449 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
3451 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
3452 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
3453 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
3454 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
3458 * double-int.c: Ditto.
3460 * dwarf2out.c: Ditto.
3463 * fold-const.c: Ditto.
3464 * function.c: Ditto.
3466 * genmodes.c: Ditto.
3470 * loop-doloop.c: Ditto.
3471 * loop-invariant.c: Ditto.
3478 * simplify-rtx.c: Ditto.
3479 * stor-layout.c: Ditto.
3481 * tree-ssa-loop-ivopts.c: Ditto.
3482 * tree-vect-generic.c: Ditto.
3483 * tree-vect-patterns.c: Ditto.
3488 * wide-int-print.cc: Ditto.
3489 * wide-int.cc: Ditto.
3490 * wide-int.h: Ditto.
3492 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3494 * selftest.c (selftest::assert_streq): Handle NULL values of
3495 val_actual and val_expected.
3497 2016-07-19 Martin Jambor <mjambor@suse.cz>
3500 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
3501 rather than cgraph_create_node to get a call graph node.
3503 2016-07-19 Richard Biener <rguenther@suse.de>
3505 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
3506 handle all tcc_constant bases and valueize SSA names.
3507 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
3510 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3512 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
3513 the flags of the exit block and bb2, not just the entry block.
3515 2016-07-19 Richard Biener <rguenther@suse.de>
3517 PR tree-optimization/71901
3518 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
3519 align member, group stuff with the bitfield.
3520 (vn_ref_op_align_unit): New inline.
3521 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
3522 record element alignment and operand 3 unchanged.
3523 (ao_ref_init_from_vn_reference): Adjust.
3524 (valueize_refs_1): Likewise.
3525 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3527 2016-07-19 Richard Biener <rguenther@suse.de>
3529 PR tree-optimization/71908
3530 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
3531 symbolic constants in a more reliable way.
3533 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
3535 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
3537 (vect_update_inits_of_drs): Likewise.
3538 (vect_create_cond_for_alias_checks): Likewise.
3539 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
3541 2016-07-19 Richard Biener <rguenther@suse.de>
3544 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
3545 with an abstract origin that is not an inlined function outer
3546 scope add a self-reference as abstract origin.
3547 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
3549 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3552 * config/rs6000/rs6000.c (rs6000_function_value): Fix
3553 unintentional System V.4 structure return breakage for structures
3554 with a single floating point element.
3556 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3558 PR tree-optimization/71734
3559 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
3560 contains REF, use it to check safelen, assume that safelen value
3561 must be greater 1, fix style.
3562 (ref_indep_loop_p_2): Add REF_LOOP argument.
3563 (ref_indep_loop_p): Pass LOOP as additional argument to
3566 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3568 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
3569 allocation in the prologue.
3570 * explow.c (get_dynamic_stack_base): New function to return an address
3571 expression for the dynamic stack base.
3572 (get_dynamic_stack_size): New function to do the required dynamic stack
3573 space size calculations.
3574 (allocate_dynamic_stack_space): Use new functions.
3575 (align_dynamic_address): Move some code from
3576 allocate_dynamic_stack_space to new function.
3577 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
3579 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3581 * config/s390/s390.c (s390_encode_section_info): Always set
3582 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
3585 2016-07-18 Richard Biener <rguenther@suse.de>
3587 PR tree-optimization/71893
3588 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
3589 for sizetype cast added by array_ref_element_size.
3590 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3592 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
3594 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
3595 register parameters. Remove code to initialize argument pointer
3596 on TARGET_64BIT. Optimize call to _mcount when it can be reached
3597 using a pc-relative branch. Cleanup conditional code.
3598 * config/pa/pa.md (call_mcount): New expander.
3599 (call_mcount_nonpic): New insn.
3600 (call_mcount_pic): New insn and split.
3601 (call_mcount_pic_post_reload): New insn.
3602 (call_mcount_64bit): New insn and split.
3603 (call_mcount_64bit_post_reload): New insn.
3605 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3607 * config/avr/predicates.md (const_m255_to_m1_operand): New.
3608 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
3609 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
3610 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
3611 (*usum_widenqihi3, *udiff_widenqihi3)
3612 (*addhi3_zero_extend.const): New combiner insns.
3613 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
3614 just 1 bit is affected.
3615 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
3616 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
3618 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
3620 * omp-low.c (lower_omp_target): Mark data clauses with
3621 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
3622 zero-length subarrays.
3624 2016-07-15 Richard Biener <rguenther@suse.de>
3626 PR tree-optimization/71881
3627 * tree-loop-distribution.c (destroy_loop): Remove blocks in
3628 reverse DOM order to make debug temp generation happy.
3630 2016-07-15 Richard Biener <rguenther@suse.de>
3632 PR tree-optimization/71887
3633 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
3634 verify it is not zero for division / modulo handling.
3635 (value_replacement): Adjust.
3637 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
3638 Julian Brown <julian@codesourcery.com>
3640 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
3641 * config/aarch64/aarch64-cost-tables.h
3642 (vulcan_extra_costs): New variable.
3643 * config/aarch64/aarch64.c
3644 (vulcan_addrcost_table): Likewise.
3645 (vulcan_regmove_cost): Likewise.
3646 (vulcan_vector_cost): Likewise.
3647 (vulcan_branch_cost): Likewise.
3648 (vulcan_tunings): Likewise.
3650 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
3652 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
3653 (output_in_order): Loop over undefined variables too. Output them
3654 via assemble_undefined_decl. Skip variables that correspond to hard
3655 registers or have value-exprs.
3656 * varpool.c (symbol_table::output_variables): Handle undefined
3657 variables together with defined ones.
3659 2016-07-15 Richard Biener <rguenther@suse.de>
3661 * tree-ssa-pre.c (get_representative_for): Make sure to return
3662 the value number of SSA names.
3663 (phi_translate_1): get_representative_for cannot return NULL.
3664 (do_pre_regular_insertion): Remove redundant call to
3665 fully_constant_expression.
3666 (do_pre_partial_partial_insertion): Likewise.
3668 2016-07-15 Bin Cheng <bin.cheng@arm.com>
3670 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
3671 (derive_simple_iv_with_niters): New function.
3672 (simple_iv): Rewrite using simple_iv_with_niters.
3673 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
3674 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3676 (number_of_iterations_exit): Rewrite using above function.
3677 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3680 2016-07-15 Richard Biener <rguenther@suse.de>
3682 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
3685 2016-07-14 Jakub Jelinek <jakub@redhat.com>
3687 PR tree-optimization/71872
3688 * tree-data-ref.c (get_references_in_stmt): Ignore references
3689 with is_gimple_constant get_base_address.
3691 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3693 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
3694 (TARGET_HAVE_LDACQD): New macro.
3695 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
3696 than TARGET_HAVE_LDACQ.
3697 (arm_load_acquire_exclusivedi): Likewise.
3698 (arm_store_release_exclusivedi): Likewise.
3700 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3702 PR rtl-optimization/71878
3703 * lra-constraints.c (match_reload): Pass information about other
3704 output operands. Create new unique register value if matching input
3705 operand shares same register value as output operand being considered.
3706 (curr_insn_transform): Record output operands already processed.
3708 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3711 PR tree-optimization/70923
3712 * tree-vect-patterns.c: Include mult-synthesis.h.
3713 (target_supports_mult_synth_alg): New function.
3714 (synth_lshift_by_additions): Likewise.
3715 (apply_binop_and_append_stmt): Likewise.
3716 (vect_synth_mult_by_constant): Likewise.
3717 (target_has_vecop_for_code): Likewise.
3718 (vect_recog_mult_pattern): Use above functions to synthesize vector
3719 multiplication by integer constants.
3721 2016-07-14 Alan Modra <amodra@gmail.com>
3723 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
3724 gpr alternatives. Correct '*' placement on Y,r alternative.
3725 Add '*' on operand 1 of r,r alternative.
3727 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3729 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
3730 * expmed.h: ... Here.
3732 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
3734 * gimple.h (stmt_can_terminate_bb_p): New function.
3735 * tree-cfg.c (need_fake_edge_p): Rename to ...
3736 (stmt_can_terminate_bb_p): ... this; return true if stmt can
3737 throw external; handle const and pure calls.
3738 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
3740 2016-07-14 Richard Biener <rguenther@suse.de>
3742 PR tree-optimization/71866
3743 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
3744 (do_hoist_insertion): Avoid endless recursion when we
3745 didn't insert anything because we managed to simplify
3746 things down to a constant or SSA name.
3747 (fully_constant_expression): Re-write in terms of ...
3748 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
3749 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
3750 vn_nary_build_or_lookup_1.
3751 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
3752 (vn_nary_build_or_lookup): ... this which now wraps it.
3754 2016-07-14 Alan Modra <amodra@gmail.com>
3757 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
3758 with p9_vector override before power9-dform override.
3760 2016-07-13 Andi Kleen <ak@linux.intel.com>
3762 * value-prof.c (gimple_value_profile_transformations): Don't run
3763 when auto_profile is on.
3765 2016-07-13 Andi Kleen <ak@linux.intel.com>
3767 * auto-profile.c (update_inlined_ind_target,
3768 afdo_indirect_call): Print information to dump file.
3770 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
3772 * genrecog.c (special_predicate_operand_p): New function.
3773 (predicate_name): Move function.
3774 (validate_pattern): Don't warn about missing mode for all
3775 define_special_predicate predicates.
3777 2016-07-13 Bin Cheng <bin.cheng@arm.com>
3779 * tree-vect-data-refs.c (vect_no_alias_p): New function.
3780 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
3781 resolve alias checks which are known at compilation time.
3782 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
3783 alias checks are resolved. Move dump info for too many runtime
3784 alias checks to here...
3785 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
3787 2016-07-13 Richard Biener <rguenther@suse.de>
3789 PR tree-optimization/24574
3790 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
3791 position and add shift, rotate, divison and modulo support
3793 (value_replacement): Pass in argument position to absorbing_element_p.
3795 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
3798 * ipa-inline-transform.c (inline_call): Support
3799 instrumented thunks.
3801 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3803 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
3804 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
3806 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
3807 Baseline. Make initial alternative TARGET_32BIT only.
3808 (udivsi3): Likewise.
3809 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
3810 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
3813 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3815 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
3816 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
3817 availability with TARGET_HAVE_MOVT.
3818 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
3819 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
3820 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
3822 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
3823 extra instruction if MOVW is available. Use a cost variable
3824 incremented by COSTS_N_INSNS (1) when the condition match rather than
3825 returning an arithmetic expression based on COSTS_N_INSNS. Make
3826 constant with bottom half word zero cost 2 instruction if MOVW is
3828 * config/arm/arm.md (define_attr "arch"): Add v8mb.
3829 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
3830 target is ARMv8-M Baseline.
3831 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
3832 (arm_movtas_ze): Likewise.
3833 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
3834 alternative for constants satisfying j constraint.
3835 (thumb1_movsi_insn): Likewise.
3836 (movsi splitter for K alternative): Tighten condition to not trigger
3837 if movt is available and j constraint is satisfied.
3838 (Pe immediate splitter): Likewise.
3839 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
3840 constant fitting in an halfword to use MOVW.
3841 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
3844 2016-07-13 Richard Biener <rguenther@suse.de>
3847 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
3848 gimplifying the LHS. Make sure to gimplify a returning twice
3849 call LHS without using SSA names.
3851 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3853 * tree-data-ref.c (find_data_references_in_stmt): Remove
3854 unnecessary call to vec::release.
3855 (graphite_find_data_references_in_stmt): Likewise.
3856 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
3857 * tree-vect-stmts.c (vectorizable_condition): Likewise.
3859 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3861 * cfgexpand.c (expand_used_vars): Make the type of a local
3863 * genmatch.c (lower_for): Likewise.
3864 * haifa-sched.c (haifa_sched_init): Likewise.
3865 (add_to_speculative_block): Likewise.
3866 (create_check_block_twin): Likewise.
3867 * predict.c (handle_missing_profiles): Likewise.
3868 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
3869 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
3870 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
3872 (maybe_lower_iteration_bound): Likewise.
3873 * tree-ssa-sccvn.c (DFS): Likewise.
3874 * tree-stdarg.c (reachable_at_most_once): Likewise.
3875 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
3876 (vectorizable_store): Likewise.
3878 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3880 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
3881 (sccvn_dom_walker): make cond_stack an auto_vec.
3883 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3885 * ree.c (struct ext_state): Make type of members auto_vec.
3886 (find_and_remove_re): Adjust.
3888 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3890 * cfgexpand.c (struct stack_vars_data): Make type of fields
3892 (expand_used_vars): Adjust.
3894 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3896 * ipa.c (record_cdtor_fn): Adjust.
3897 (build_cdtor_fns): Likewise.
3898 (ipa_cdtor_merge): Make static_ctors and static_dtors local
3901 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3903 * genextract.c (struct accum_extract): Add constructor and make
3907 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3909 * tree.c (struct free_lang_data_d): Add constructor and change
3910 types of members to ones that automatically manage resources.
3911 (fld_worklist_push): Adjust.
3912 (find_decls_types): Likewise.
3913 (find_decls_types_in_eh_region): Likewise.
3914 (free_lang_data_in_cgraph): Stop manually creating and
3915 destroying members of free_lang_data_d.
3917 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
3919 PR rtl-optimization/68961
3920 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
3921 peephole variant. Use sse_reg_operand predicates.
3923 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
3925 * config/i386/predicates.md (x86_64_immediate_operand)
3926 <case CONST_INT>: Remove unneeded truncation to DImode.
3927 <case CONST>: Ditto.
3928 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
3930 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3933 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
3934 The xxperm and xxpermr instructions require that the 2nd input
3935 operand overlap with the output operand, and not the 1st.
3936 (altivec_vperm_v8hiv16qi): Likewise.
3937 (altivec_vperm_<mode>_uns_internal): Likewise.
3938 (altivec_vpermr_<mode>_internal): Likewise.
3939 (vperm_v8hiv4si): Likewise.
3940 (vperm_v16qiv8hi): Likewise.
3942 2016-07-12 Nathan Sidwell <nathan@acm.org>
3944 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
3945 when -mno-pic-data-is-text-relative is in effect, by default.
3946 * doc/invoke.texi (mpic-data-is-text-relative): Document new
3947 behavior and clarify.
3949 2016-07-12 Martin Liska <mliska@suse.cz>
3951 * params.def: Add avg-loop niter.
3952 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
3953 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
3954 * doc/invoke.texi: Document the new parameter.
3956 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3959 * expr.c (store_constructor): Mask sign-extended bits when widening
3960 sub-word constructor element at the start of a word.
3962 2016-07-12 Martin Liska <mliska@suse.cz>
3964 * Makefile.in: Append rule for params-options.h.
3965 * params-options.h: New file.
3967 2016-07-12 Martin Liska <mliska@suse.cz>
3969 * ira-build.c (mark_loops_for_removal): Properly iterate
3972 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
3973 Richard Biener <rguenther@suse.de>
3975 PR tree-optimization/23286
3976 PR tree-optimization/70159
3977 * doc/invoke.texi: Document -fcode-hoisting.
3978 * common.opt (fcode-hoisting): New flag.
3979 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
3980 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
3981 (do_regular_insertion): Rename to ...
3982 (do_pre_regular_insertion): ... this and amend general comments
3983 on insertion strathegy.
3984 (do_partial_partial_insertion): Rename to ...
3985 (do_pre_partial_partial_insertion): ... this.
3986 (do_hoist_insertion): New function.
3987 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
3988 and call do_hoist_insertion properly.
3990 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
3991 (pass_pre::execute): Register hoist_insert stats.
3993 2016-07-12 Jakub Jelinek <jakub@redhat.com>
3996 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
3997 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
3998 is different from mode's bitsize. Small cleanup.
4000 2016-07-12 Richard Biener <rguenther@suse.de>
4002 PR rtl-optimization/68961
4003 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
4004 to simplify to a non-constant.
4006 2016-07-11 Jakub Jelinek <jakub@redhat.com>
4009 * omp-low.c (expand_omp_target): Gimplify device.
4011 PR tree-optimization/71823
4012 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
4013 to get vec_oprnds2 from op2.
4015 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
4018 Hoist common subexpressions.
4019 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
4021 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
4024 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
4025 prevent generation of 'stxsiwx' on pre Power8 hardware.
4027 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4029 * input.c: Include cpplib.h.
4030 (selftest::temp_source_file): New class.
4031 (selftest::temp_source_file::temp_source_file): New ctor.
4032 (selftest::temp_source_file::~temp_source_file): New dtor.
4033 (selftest::should_have_column_data_p): New function.
4034 (selftest::test_should_have_column_data_p): New function.
4035 (selftest::temp_line_table): New class.
4036 (selftest::temp_line_table::temp_line_table): New ctor.
4037 (selftest::temp_line_table::~temp_line_table): New dtor.
4038 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
4039 it to create a temp_line_table.
4040 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
4041 locations that are known to have column data.
4042 (selftest::line_table_case): New struct.
4043 (selftest::test_reading_source_line): Move tempfile handling
4044 to class temp_source_file.
4045 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
4046 (selftest::assert_token_loc_eq): New function.
4047 (ASSERT_TOKEN_LOC_EQ): New macro.
4048 (selftest::test_lexer): New function.
4049 (selftest::boundary_locations): New array.
4050 (selftest::input_c_tests): Call test_should_have_column_data_p.
4051 Loop over a test matrix of interesting values of location and
4052 default_range_bits, calling test_lexer on each case in the matrix.
4053 Move call to test_accessing_ordinary_linemaps into the matrix.
4054 * selftest.h (ASSERT_EQ): Reimplement in terms of...
4055 (ASSERT_EQ_AT): New macro.
4057 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
4061 Don't convert TImode in debug insn.
4063 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4065 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
4066 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
4067 (tree_type_common::lang_flag_7): New.
4068 (tree_type_common::spare): Reduce size.
4069 * tree.h (TYPE_ALIGN_OK): Remove.
4070 (TYPE_LANG_FLAG_7): New.
4071 (get_inner_reference): Adjust header.
4072 * print-tree.c (print_node): Adjust.
4073 * expr.c (get_inner_reference): Remove parameter keep_aligning.
4074 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
4075 calls to get_inner_reference.
4076 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
4077 handling of TYPE_ALIGN_OK.
4078 * builtins.c (get_object_alignment_2): Adjust call to
4079 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
4080 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
4082 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
4083 * cfgexpand.c (expand_debug_expr): Likewise.
4084 * dbxout.c (dbxout_expand_expr): Likewise.
4085 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
4086 loc_list_from_tree, fortran_common): Likewise.
4087 * fold-const.c (optimize_bit_field_compare,
4088 decode_field_reference, fold_unary_loc, fold_comparison,
4089 split_address_to_core_and_offset): Likewise.
4090 * gimple-laddress.c (execute): Likewise.
4091 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
4092 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
4093 * hsa-gen.c (gen_hsa_addr): Likewise.
4094 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
4095 * tsan.c (instrument_expr): Likewise.
4096 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
4097 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
4098 * tree-affine.c (tree_to_aff_combination,
4099 get_inner_reference_aff): Adjust calls to get_inner_reference.
4100 * tree-data-ref.c (split_constant_offset_1,
4101 dr_analyze_innermost): Likewise.
4102 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
4103 * tree-sra.c (ipa_sra_check_caller): Likewise.
4104 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
4105 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
4106 bswap_replace): Likewise.
4107 * tree-vect-data-refs.c (vect_check_gather,
4108 vect_analyze_data_refs): Likewise.
4109 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
4110 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
4113 2016-07-11 David Malcolm <dmalcolm@redhat.com>
4115 * Makefile.in (selftest-valgrind): New phony target.
4116 * function-tests.c (selftest::build_cfg): Delete pass instances
4117 created by the test.
4118 (selftest::convert_to_ssa): Likewise.
4119 (selftest::test_expansion_to_rtl): Likewise.
4120 * tree-cfg.c (selftest::test_linear_chain): Release dominator
4122 (selftest::test_diamond): Likewise.
4124 2016-07-11 Richard Biener <rguenther@suse.de>
4126 PR tree-optimization/71816
4127 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
4128 than replacing all of its operands.
4130 2016-07-11 Alan Modra <amodra@gmail.com>
4132 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
4133 (ctr<mode>): Add unspec.
4134 (ctr<mode>_internal*): Likewise.
4136 2016-07-08 James Bowman <james.bowman@ftdichip.com>
4138 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
4139 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
4141 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
4143 PR rtl-optimization/71621
4144 * lra-constraints.c (process_alt_operands): Check combination of
4147 2016-07-08 Jason Merrill <jason@redhat.com>
4148 Richard Biener <rguenther@suse.de>
4150 P0145: Refining Expression Order for C++.
4151 * gimplify.c (initial_rhs_predicate_for): New.
4152 (gimplfy_modify_expr): Gimplify RHS before LHS.
4154 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4157 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4158 Allow standard error handling to take over when a wrong number
4159 of arguments is presented to __builtin_vec_ld () or
4160 __builtin_vec_st ().
4162 2016-07-08 Jiong Wang <jiong.wang@arm.com>
4164 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
4169 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
4170 __builtin_aarch64_fmaxv2sf.
4171 (vmaxnmq_f32): Likewise.
4172 (vmaxnmq_f64): Likewise.
4173 (vminnm_f32): Likewise.
4174 (vminnmq_f32): Likewise.
4175 (vminnmq_f64): Likewise.
4177 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4180 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
4181 enable -mfloat128-hardware by default.
4182 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
4183 that IEEE 128-bit hardware support needs.
4184 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
4185 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
4186 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
4187 floating point requires.
4188 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4189 -mfloat128 and -mfloat128-hardware changes.
4191 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4193 PR tree-optimization/71667
4194 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4196 2016-07-08 Martin Liska <mliska@suse.cz>
4199 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4200 folding produces SAVE_EXPRs, thus return false for the type.
4202 2016-07-07 Martin Liska <mliska@suse.cz>
4204 * file-find.c (remove_prefix): New function.
4205 * file-find.h (remove_prefix): Declare the function.
4206 * gcc-ar.c (main): Skip a folder of the wrapper if
4207 a wrapped binary would point to the same file.
4209 2016-07-07 Jan Hubicka <jh@suse.cz>
4211 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4212 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4213 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4215 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4218 * ipa-inline-analysis.c (compute_inline_parameters): Set
4219 local.can_change_signature to false for intrumentation
4222 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4224 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4225 with TARGET_HAVE_MOVT.
4226 (TARGET_HAVE_MOVT): Define.
4227 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4228 availability with TARGET_HAVE_MOVT.
4229 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4231 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4233 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4234 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4235 * config/arm/constraints.md (define_constraint "j"): Use
4236 TARGET_HAVE_MOVT to check MOVT availability.
4238 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4240 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4242 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4244 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4245 (armv8-m.main): Likewise.
4246 (armv8-m.main+dsp): Likewise.
4247 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4248 (FL_FOR_ARCH8M_MAIN): Likewise.
4249 * config/arm/arm-tables.opt: Regenerate.
4250 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4251 armv8-m.main+dsp to BE8_LINK_SPEC.
4252 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4253 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4254 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4255 Baseline and Mainline.
4256 (arm_option_override_internal): Also disable arm_restrict_it when
4257 !arm_arch_notm. Update comment for -munaligned-access to also cover
4259 (arm_file_start): Increase buffer size for printing architecture name.
4260 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4261 and armv8-m.main+dsp.
4262 (mno-unaligned-access): Clarify that this is disabled by default for
4263 ARMv8-M Baseline architectures as well.
4265 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4267 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4268 decide whether to prevent some libgcc routines being included for some
4269 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4270 link between this condition and the one in
4271 libgcc/config/arm/lib1func.S.
4273 2016-07-07 Richard Biener <rguenther@suse.de>
4275 * tree-ssa-pre.c: Include alias.h.
4276 (compute_avail): If we have multiple VN_REFERENCEs with the
4277 same hashtable entry adjust that to make it a valid replacement
4278 for all of them with respect to alignment and aliasing
4279 when doing insertion.
4280 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4281 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4283 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4287 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4288 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
4291 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4293 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
4294 (adjust_mems): Adjust.
4295 (adjust_insn): Likewise.
4296 (prepare_call_arguments): Likewise.
4298 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4300 * gcse.c (struct ls_expr): Make stores field a vector.
4301 (ldst_entry): Adjust.
4302 (free_ldst_entry): Likewise.
4303 (print_ldst_list): Likewise.
4304 (compute_ld_motion_mems): Likewise.
4305 (update_ld_motion_stores): Likewise.
4307 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4309 * gcse.c (struct ls_expr): Remove loads field.
4310 (ldst_entry): Adjust.
4311 (free_ldst_entry): Likewise.
4312 (print_ldst_list): Likewise.
4313 (compute_ld_motion_mems): Likewise.
4315 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4317 * store-motion.c (struct st_expr): Make antic_stores a vector.
4318 (st_expr_entry): Adjust.
4319 (free_st_expr_entry): Likewise.
4320 (print_store_motion_mems): Likewise.
4321 (find_moveable_store): Likewise.
4322 (compute_store_table): Likewise.
4323 (remove_reachable_equiv_notes): Likewise.
4324 (replace_store_insn): Likewise.
4325 (build_store_vectors): Likewise.
4327 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4329 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
4330 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
4332 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4334 PR tree-optimization/71518
4335 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
4336 misalign also for outer loops with negative step.
4338 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
4340 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
4341 (cortex_a53_shift): Add mov_shift.
4342 (cortex_a53_shift_reg): Add new reservation for register shifts.
4343 (cortex_a53_alu): Remove bfm.
4344 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
4345 (cortex_a53_alu_extr): Add new reservation for EXTR.
4346 (bypasses): Improve bypass modelling.
4348 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4351 * config/avr/avr.c (avr_asm_select_section): Strip off
4352 SECTION_DECLARED from flags when calling get_section.
4354 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4356 * tree-vectorizer.h (vect_memory_access_type): Add
4357 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
4358 * tree-vect-stmts.c (compare_step_with_zero): New function.
4359 (perm_mask_for_reverse): Move further up file.
4360 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
4362 (get_negative_load_store_type): New function.
4363 (get_load_store_type): Call it. Add an ncopies argument.
4364 (vectorizable_mask_load_store): Update call accordingly and
4365 remove tests for negative steps.
4366 (vectorizable_store, vectorizable_load): Likewise. Handle new
4367 memory_access_types.
4369 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4371 * tree-vectorizer.h (vect_memory_access_type): New enum.
4372 (_stmt_vec_info): Add a memory_access_type field.
4373 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
4374 (vect_model_store_cost): Take an access type instead of a boolean.
4375 (vect_model_load_cost): Likewise.
4376 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
4377 vect_model_store_cost and vect_model_load_cost.
4378 * tree-vect-stmts.c (vec_load_store_type): New enum.
4379 (vect_model_store_cost): Take an access type instead of a
4380 store_lanes_p boolean. Simplify tests.
4381 (vect_model_load_cost): Likewise, but for load_lanes_p.
4382 (get_group_load_store_type, get_load_store_type): New functions.
4383 (vectorizable_store): Use get_load_store_type. Record the access
4384 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
4385 (vectorizable_load): Likewise.
4386 (vectorizable_mask_load_store): Likewise. Replace is_store
4387 variable with vls_type.
4389 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4391 * tree-vectorizer.h (vect_grouped_load_supported): Add a
4392 single_element_p parameter.
4393 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
4394 Check the PR65518 case here rather than in vectorizable_load.
4395 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
4396 * tree-vect-stmts.c (vectorizable_load): Likewise.
4398 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4400 * tree-vectorizer.h (gather_scatter_info): New structure.
4401 (vect_check_gather_scatter): Return a bool rather than a decl.
4402 Replace return-by-pointer arguments with a single
4403 gather_scatter_info *.
4404 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
4405 (vect_analyze_data_refs): Update call accordingly.
4406 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
4407 (vectorizable_mask_load_store): Likewise. Also record the
4408 offset dt and vectype in the gather_scatter_info.
4409 (vectorizable_store): Likewise.
4410 (vectorizable_load): Likewise.
4412 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4414 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
4415 strided groups, use the cost of N scalar accesses instead
4416 of ncopies vector accesses.
4417 (vect_model_load_cost): Likewise.
4419 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4421 * tree-vect-stmts.c (vect_cost_group_size): Delete.
4422 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
4423 variable to indicate when once-per-group costs are being used.
4424 (vect_model_load_cost): Likewise. Fix comment and misindented code.
4426 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4428 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
4429 peeling-for-gaps condition.
4431 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4433 * config/s390/s390.c (s390_expand_vec_init): Force initializer
4434 element to register if it doesn't match general_operand.
4436 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4437 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4439 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
4441 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
4442 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
4443 (SIGNBIT): New mode iterator.
4444 (Fsignbit): New mode attribute.
4445 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
4446 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
4447 when direct moves are available.
4448 (signbit<mode>2_dm): New define_insn_and_split).
4449 (signbit<mode>2_dm2): New define_insn.
4451 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4453 PR rtl-optimization/71594
4454 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
4455 into subregs of appropriate mode before trying to emit a conditional
4458 2016-07-05 Jan Hubicka <jh@suse.cz>
4460 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
4461 (simple_iv): Use it.
4463 2016-07-05 Jan Hubicka <jh@suse.cz>
4465 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
4467 2016-07-05 Jiong Wang <jiong.wang@arm.com>
4469 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
4472 2016-07-05 Jan Hubicka <jh@suse.cz>
4474 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
4477 2016-07-05 Richard Biener <rguenther@suse.de>
4479 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
4480 Handle empty else block.
4481 (is_feasible_trace): Likewise.
4482 (split_paths): Likewise.
4484 2016-07-05 Richard Biener <rguenther@suse.de>
4486 * tree-loop-distribution.c (distribute_loop): Fix issue with
4487 the cost model loop.
4489 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
4491 * config/arm/neon-testgen.ml: Delete.
4492 * config/arm/neon.ml: Delete.
4494 2016-07-04 Jakub Jelinek <jakub@redhat.com>
4497 * tree.c (attribute_value_equal): Use get_attribute_name instead of
4498 directly using TREE_PURPOSE.
4500 2016-07-04 Jiong Wang <jiong.wang@arm.com>
4502 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
4503 * config/aarch64/aarch64_neon.h: Likewise.
4504 * config/aarch64/arm_neon.h: Likewise.
4505 * config/aarch64/atomics.md: Likewise.
4506 * config/aarch64/aarch64-simd-builtins.def: Likewise.
4507 * doc/invoke.texi: Likewise.
4509 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4511 * config/s390/s390.md: Add "z13" cpu_facility.
4512 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
4513 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
4514 condition" type instructions.
4516 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4517 Jeff Law <law@redhat.com>
4519 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
4520 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
4522 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
4524 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
4525 permutation for TARGET_AVX512F.
4526 (ix86_expand_vec_one_operand_perm_avx512): New function.
4527 (expand_vec_perm_1): Invoke introduced function.
4528 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4529 it may be not valid after vectorization.
4531 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4534 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
4535 typo in comment. Only force to memory if it is a weak
4538 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
4539 Jiong Wang <jiong.wang@arm.com>
4541 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
4542 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
4543 (AARCH64_FL_F16): New.
4544 (AARCH64_FL_FOR_ARCH8_2): New.
4545 (AARCH64_ISA_8_2): New.
4546 (AARCH64_ISA_F16): New.
4547 (TARGET_FP_F16INST): New.
4548 (TARGET_SIMD_F16INST): New.
4549 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
4550 ("fp"): Disabling "fp" also disables "fp16".
4551 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
4552 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
4553 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
4554 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
4556 2016-07-04 Jan Beulich <jbeulich@suse.com>
4558 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
4560 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4563 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
4564 the insns, use an insn form that does not adjust the offset on
4565 little endian systems.
4567 2016-07-01 Jan Beulich <jbeulich@suse.com>
4569 * varasm.c (get_variable_section): Validate initializer in
4570 named .bss-like sections.
4572 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4574 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
4575 Exchange the order of the second and third operands in the vpermr
4576 instruction tmeplate.
4578 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
4581 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
4582 Disallow TDmode values.
4584 2016-07-01 Alan Modra <amodra@gmail.com>
4586 PR rtl-optimization/71709
4587 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
4588 being set, not referenced.
4590 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
4592 PR tree-optimization/70729
4593 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
4594 of loop since it can be not valid after transformation.
4596 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4598 * config/arm/arm.c (thumb_reload_in_hi): Delete.
4599 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
4601 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
4603 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
4606 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4609 * config/rs6000/constraints.md (wY constraint): New constraint to
4610 match the requirements for the LXSD and STXSD instructions.
4611 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
4612 predicate to match the requirements for the LXSD and STXSD
4614 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
4615 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
4616 to make sure that the bottom 2 bits of offset are 0, the address
4617 form is offsettable, and no updating is done in the address mode.
4618 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
4619 (movdi_internal32): Likewise
4620 (movdi_internal64): Likewise.
4622 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4624 PR tree-optimization/71707
4625 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
4626 strinfo even for ADDR_EXPR ptr.
4628 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4630 * config/rs6000/altivec.md (darn_32): Change the condition to
4631 TARGET_P9_MISC instead of TARGET_MODULO.
4632 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
4633 condition expression.
4634 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
4635 condition expression.
4636 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
4637 (DFP_TEST): New code iterator.
4638 (dfptstsfi_<code>_mode>): New define_expand.
4639 (*dfp_sgnfcnc_<mode>): New define_insn.
4640 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
4641 definition next to BU_P9_MISC_1 definition and change the MASK
4642 value to RS6000_BTM_P9_MISC.
4643 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
4644 (BU_P9_64BIT_MISC_0): Likewise.
4645 (BU_P9_DFP_MISC_0): New macro definition.
4646 (BU_P9_DFP_MISC_1): New macro definition.
4647 (BU_P9_DFP_MISC_2): New macro definition.
4648 (BU_P9_DFP_OVERLOAD_1): New macro definition.
4649 (BU_P9_DFP_OVERLOAD_2): New macro definition.
4650 (BU_P9_DFP_OVERLOAD_3): New macro definition.
4651 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
4652 (TSTSFI_LT_TD): Likewise.
4653 (TSTSFI_EQ_DD): Likewise.
4654 (TSTSFI_EQ_TD): Likewise.
4655 (TSTSFI_GT_DD): Likewise.
4656 (TSTSFI_GT_TD): Likewise.
4657 (TSTSFI_OV_DD): Likewise.
4658 (TSTSFI_OV_TD): Likewise.
4659 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
4660 (TSTSFI_LT_DD): Likewise.
4661 (TSTSFI_LT_TD): Likewise.
4662 (TSTSFI_EQ): Likewise.
4663 (TSTSFI_EQ_DD): Likewise.
4664 (TSTSFI_EQ_TD): Likewise.
4665 (TSTSFI_GT): Likewise.
4666 (TSTSFI_GT_DD): Likewise.
4667 (TSTSFI_GT_TD): Likewise.
4668 (TSTSFI_OV): Likewise.
4669 (TSTSFI_OV_DD): Likewise.
4670 (TSTSFI_OV_TD): Likewise.
4671 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4672 overloaded test significance functions.
4673 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4674 OPTION_MASK_P9_MISC into the representation of this mask.
4675 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
4677 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
4678 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
4680 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
4681 argument is a 6-bit unsigned literal value if the icode argument
4682 represents a DFP test significance built-in call.
4683 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
4684 flag used independently and in combination with the
4685 RS6000_BTM_64BIT flag.
4686 (rs6000_opt_masks): Add entry for power9-misc command-line option.
4687 (rs6000_builtin_mask_names): Add entry for power9-misc
4688 command-line option.
4689 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
4690 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
4691 RS6000_BTM_P9_MISC macros.
4692 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
4693 option and change the description of the -mpower9-vector option to
4694 enable only vector instructions, removing its erroneously claimed
4695 support for scalar instructions.
4696 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4697 the ISA 3.0 digital floating point test significance built-in
4700 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
4702 * config/aarch64/aarch64.c (cortexa35_tunings):
4703 Enable AES fusion. Use cortexa57_branch_cost.
4704 (cortexa53_tunings): Use cortexa57_branch_cost.
4705 (cortexa72_tunings): Use cortexa57_branch_cost.
4706 Use AUTOPREFETCHER_WEAK.
4707 (cortexa73_tunings): Use cortexa57_branch_cost.
4709 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4710 James Greenhalgh <james.greenhalgh@arm.com>
4712 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
4713 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
4714 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
4715 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
4716 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
4717 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
4718 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
4719 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
4720 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
4721 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
4722 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
4723 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
4724 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
4727 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
4728 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4730 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
4732 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
4734 2016-06-30 David Malcolm <dmalcolm@redhat.com>
4737 * gcc.c (driver::build_option_suggestions): Pass "option" to
4738 add_misspelling_candidates.
4739 * opts-common.c (add_misspelling_candidates): Add "option" param;
4740 use it to avoid adding negated forms for options marked with
4742 * opts.h (add_misspelling_candidates): Add "option" param.
4744 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4747 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
4748 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
4749 first when permuting bitwise operation with rotate. Cast
4750 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
4752 2016-06-29 David Malcolm <dmalcolm@redhat.com>
4754 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
4755 for misspelled param names.
4756 * params.c: Include spellcheck.h.
4757 (find_param_fuzzy): New function.
4758 * params.h (find_param_fuzzy): New prototype.
4759 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
4760 * spellcheck.h (struct edit_distance_traits<const char *>):
4763 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
4765 * config/rs6000/predicates.md (const_0_to_7_operand): New
4766 predicate, recognize 0..7.
4767 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4768 support for doing extracts from V16QImode, V8HImode, V4SImode
4770 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
4771 vector extract support.
4772 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
4773 for ISA 3.0 vector extract.
4774 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
4775 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
4776 extracts of a constant element number from small integer vectors
4777 on 64-bit ISA 3.0 systems.
4778 (vsx_extract_<mode>_di): Likewise.
4779 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
4780 say when we can do ISA 3.0 vector extracts.
4781 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
4782 registers, using the stxsiwx instruction.
4784 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
4786 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
4787 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
4788 qdf24xx_regmove_cost, qdf24xx_tunings): New.
4789 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
4790 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
4791 * config/arm/arm.c (arm_qdf24xx_tune): New.
4793 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
4795 * config/aarch64/aarch64.c (cortexa53_tunings):
4796 Increase loop alignment to 8. Set function alignment to 16.
4797 (cortexa35_tunings): Likewise.
4798 (cortexa57_tunings): Increase loop alignment to 8.
4799 (cortexa72_tunings): Likewise.
4800 (cortexa73_tunings): Likewise.
4802 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
4804 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
4805 for arm_fp16_ok and arm_fp16_hw.
4806 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
4807 arm_fp16_alternative.
4809 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
4811 PR tree-optimization/71655
4812 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
4813 types when swapping operands.
4815 2016-06-29 Martin Liska <mliska@suse.cz>
4818 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
4819 * ipa-inline-transform.c (inline_call): Remove unnecessary call
4820 of build_optimization_node.
4822 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
4824 PR tree-optimization/70729
4825 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
4826 independent in loops having positive safelen value.
4827 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4828 it may be not valid after vectorization.
4830 2016-06-29 Jakub Jelinek <jakub@redhat.com>
4832 PR tree-optimization/71625
4833 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
4834 is sorted by ascending list->offset. If PTR is non-NULL and there is
4835 previous strinfo, call get_stridx_plus_constant.
4836 (get_stridx): Pass exp as second argument to get_addr_stridx.
4837 (addr_stridxptr): Add missing list = list->next, so that there can be
4838 more than one entries in the list. Bump limit from 16 to 32. Ensure
4839 the list is sorted by ascending list->offset.
4840 (get_stridx_plus_constant): Adjust so that it can be also called with
4841 ADDR_EXPR instead of SSA_NAME as PTR.
4842 (handle_char_store): Pass NULL_TREE as second argument to
4845 2016-06-29 Richard Biener <rguenther@suse.de>
4847 PR rtl-optimization/68961
4848 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
4850 2016-06-29 Richard Biener <rguenther@suse.de>
4853 * alias.c (component_uses_parent_alias_set_from): Handle
4854 type punning through union accesses by using the union alias set.
4855 * gimple.c (gimple_get_alias_set): Remove union type punning case.
4857 2016-07-29 Richard Biener <rguenther@suse.de>
4859 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
4860 precision not matching mode precision.
4862 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
4864 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
4865 pa_output_arg_descriptor.
4866 (call_val_symref_64bit_post_reload): Likewise.
4867 (call_val_powf_64bit_post_reload): Likewise.
4868 (sibcall_internal_symref_64bit): Likewise.
4869 (sibcall_value_internal_symref_64bit): Likewise.
4871 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4874 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
4875 a constant, force its SUBREG_REG into memory or register instead
4878 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4881 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
4882 * doc/invoke.texi (AVR Options): Document it.
4884 2016-06-28 Walter Lee <walt@tilera.com>
4886 * config/tilegx/linux.h: Do not include arch/icache.h
4887 (CLEAR_INSN_CACHE): Provide inlined definition directly.
4888 * config/tilepro/linux.h: Do not include arch/icache.h
4889 (CLEAR_INSN_CACHE): Provide inlined definition directly.
4891 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
4893 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
4894 for big-endian BIT_FIELD_REF.
4896 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
4898 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
4899 ('size' attribute): Add '128'.
4901 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
4902 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
4903 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
4904 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
4905 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
4906 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
4907 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
4908 *trunc<mode>df2_odd): Set size attribute to '128'.
4909 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
4910 * config/rs6000/power6.md (power6-fp): Include dfp type.
4911 * config/rs6000/power7.md (power7-fp): Likewise.
4912 * config/rs6000/power8.md (power8-fp): Likewise.
4913 * config/rs6000/power9.md: New file.
4914 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
4915 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
4916 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
4918 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
4919 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4920 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
4921 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
4922 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
4923 dfp_dscri_<mode>): Change type attribute to dfp.
4924 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
4925 attribute to vecsimple.
4926 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
4927 and prefetch streams.
4928 (rs6000_option_override_internal): Remove temporary code setting
4929 tuning to power8. Don't set rs6000_sched_groups for power9.
4930 (last_scheduled_insn): Change to rtx_insn *.
4931 (divide_cnt, vec_load_pendulum): New variables.
4932 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
4933 (rs6000_issue_rate): Set issue rate for Power9.
4934 (is_power9_pairable_vec_type): New.
4935 (power9_sched_reorder2): New.
4936 (rs6000_sched_reorder2): Call new function for Power9 specific
4938 (insn_must_be_first_in_group): Remove Power9.
4939 (insn_must_be_last_in_group): Likewise.
4940 (force_new_group): Likewise.
4941 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
4942 Initialize divide_cnt/vec_load_pendulum.
4943 (_rs6000_sched_context, rs6000_init_sched_context,
4944 rs6000_set_sched_context): Handle context save/restore of new
4947 2016-06-28 Richard Biener <rguenther@suse.de>
4949 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
4950 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
4951 COMPONENT_REF operand.
4952 (nonoverlapping_component_refs_p): Likewise.
4953 * stor-layout.c (start_bitfield_representative): Mark
4954 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
4956 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4958 * Makefile.in: Don't cat ../stage_current if it does not exist.
4960 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
4961 last argument is a bit-field.
4963 PR rtl-optimization/71673
4964 * internal-fn.c (expand_arith_overflow_result_store): Use
4965 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
4966 expand_simple_binop.
4969 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
4970 expand_ifn_atomic_compare_exchange): New functions.
4971 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
4972 * tree.h (build_call_expr_internal_loc): Rename to ...
4973 (build_call_expr_internal_loc_array): ... this. Fix up type of
4975 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
4976 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
4977 ATOMIC_COMPARE_EXCHANGE result.
4978 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
4979 * gimple-fold.h (optimize_atomic_compare_exchange_p,
4980 fold_builtin_atomic_compare_exchange): New prototypes.
4981 * gimple-fold.c (optimize_atomic_compare_exchange_p,
4982 fold_builtin_atomic_compare_exchange): New functions..
4983 * tree-ssa.c (execute_update_addresses_taken): If
4984 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
4985 of call when finding addressable vars, and if such var becomes
4986 non-addressable, call fold_builtin_atomic_compare_exchange.
4988 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
4991 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
4992 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
4994 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
4996 * config/rs6000/rs6000.md ('type' attribute): Add
4997 veclogical,veccmpfx,vecexts,vecmove insn types.
4998 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
4999 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
5000 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
5001 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
5002 *nabs<mode>2_hw): Change type to vecmove.
5003 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
5004 *boolcc<mode>3_internal, *eqv<mode>3_internal,
5005 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
5006 *ieee_128bit_vsx_abs<mode>2_internal,
5007 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
5008 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
5009 *ieee128_mtvsrd_32bit): Change type to veclogical.
5010 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
5011 *movdi_internal32, *movdi_internal64): Update insn types.
5012 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
5013 vsx_extract_<mode>): Change type to veclogical.
5014 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
5015 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
5016 *vsx_sign_extend_si_v2di): Change type to vecexts.
5017 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
5019 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
5020 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
5021 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
5022 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
5023 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5024 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
5025 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
5026 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
5027 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
5028 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
5029 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
5030 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
5031 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
5032 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
5033 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
5034 (ppc7450-vecsimple): Add veclogical, vecmove.
5035 (ppc7450-veccmp): Add veccmpfx.
5036 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
5038 (ppc8540_vector_compare): Add veccmpfx.
5039 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
5040 * config/rs6000/cell.md (cell-fp): Add fpsimple.
5041 (cell-vecsimple): Add veclogical, vecmove.
5042 (cell-veccmp): Add veccmpfx.
5043 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
5044 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
5046 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
5047 * config/rs6000/power4.md (power4-fp): Add fpsimple.
5048 (power4-vecsimple): Add veclogical, vecmove.
5049 (power4-veccmp): Add veccmpfx.
5050 * config/rs6000/power5.md (power5-fp): Add fpsimple.
5051 * config/rs6000/power6.md (power6-fp): Add fpsimple.
5052 (power6-vecsimple): Add veclogical, vecmove.
5053 (power6-veccmp): Add veccmpfx.
5054 * config/rs6000/power7.md (power7-fp): Add fpsimple.
5055 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
5056 * config/rs6000/power8.md (power8-fp): Add fpsimple.
5057 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
5058 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
5059 * config/rs6000/titan.md (titan_fp): Add fpsimple.
5060 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
5062 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
5064 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
5067 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
5068 OPTION_MASK_P9_DFORM_VECTOR.
5069 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
5070 disable -mpower9-dform-vector when using reload.
5071 (quad_address_p): Remove 'gpr_p' argument and all associated code.
5072 New 'strict' argument. Update all callers. Add strict addressing
5074 (rs6000_legitimate_offset_address_p): Remove call to
5075 virtual_stack_registers_memory_p.
5076 (rs6000_legitimize_reload_address): Add quad address support.
5077 (rs6000_legitimate_address_p): Move call to quad_address_p above
5078 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
5079 to account for new strict usage.
5080 (rs6000_output_move_128bit): Adjust quad_address_p args to account
5081 for new strict usage.
5082 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
5084 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
5091 * config/i386/i386.c (ix86_spill_class): Disable condition to
5092 always return NO_REGS.
5094 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
5096 * predict.c: Include gimple-pretty-print.h
5097 (predicted_by_loop_heuristics_p): Check also
5098 PRED_LOOP_EXIT_WITH_RECURSION
5099 (predict_loops): Find self recursive calls and use special purpose
5100 predictors for them; dump log about decisions.
5101 (pass_profile::execute): Dump info about #of iterations.
5102 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
5103 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
5105 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
5107 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
5108 output_asm_insn calls and shorten long lines. Output .CALL
5109 argument descriptor using pa_output_arg_descriptor. Add various
5110 inline $$dyncall and other optimizations.
5111 (pa_attr_length_indirect_call): Adjust ordering and lengths.
5113 2016-06-25 Jakub Jelinek <jakub@redhat.com>
5115 PR tree-optimization/71643
5116 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
5119 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
5120 leak a bitmap if dep_bb is NULL.
5122 PR tree-optimization/71631
5123 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
5124 to rewrite_expr_tree even if negate_result, move new_lhs var
5125 declaration and initialization earlier, for powi_result set afterwards
5126 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
5127 if new_lhs != lhs, and don't shadow gsi var.
5129 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5131 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
5132 Add in_loop parameter.
5133 (predict_loops): Add loop guard heuristics.
5134 * predict.def (PRED_LOOP_GUARD): New heuristics.
5136 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
5138 * predict.c: Include ipa-utils.h
5139 (tree_bb_level_prediction): Predict recursive calls.
5140 (tree_estimate_probability_bb): Skip inexpensive calls for call
5142 * predict.def (PRED_RECURSIVE_CALL): New.
5144 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5146 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
5147 (BU_FLOAT128_1): Likewise.
5149 (COPYSIGNQ): Likewise.
5150 (RS6000_BUILTIN_NANQ): Likewise.
5151 (RS6000_BUILTIN_NANSQ): Likewise.
5152 (RS6000_BUILTIN_INFQ): Likewise.
5153 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
5154 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
5155 (TARGET_FOLD_BUILTIN): New #define.
5156 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
5157 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
5158 (rs6000_fold_builtin): New target hook implementation, handling
5159 folding of 128-bit NaNs and infinities.
5160 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
5161 entries are filled in to avoid problems during bootstrap
5162 self-test; define builtins for 128-bit NaNs and infinities.
5163 (rs6000_opt_mask): Add entry for float128.
5164 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
5165 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
5166 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
5167 (const_str_type_node): New #define.
5168 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
5169 to a define_expand that dispatches to either copysign<mode>3_soft
5170 or copysign<mode>3_hard.
5171 (copysign<mode>3_hard): Rename from copysign<mode>3.
5172 (copysign<mode>3_soft): New define_insn.
5173 * doc/extend.texi: Document new builtins.
5175 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5177 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
5178 PRIu64 instead of lu.
5180 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
5183 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
5186 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5188 PR tree-optimization/71647
5189 * omp-low.c (lower_rec_input_clauses): Convert
5190 omp_clause_aligned_alignment (c) to size_type_node for the
5191 last argument of __builtin_assume_aligned.
5193 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5195 * configure.ac (calling ___tls_get_addr via GOT): New
5196 assembler/linker check.
5197 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5198 assembler and linker supports calling ___tls_get_addr via GOT.
5199 Otherise, defined to 0.
5200 * config.in: Regenerated.
5201 * configure: Likewise.
5202 * config/i386/constraints.md (Yb): New constraint.
5203 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5204 (REG_CLASS_NAMES): Likewise.
5205 (REG_CLASS_CONTENTS): Likewise.
5206 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5207 the b constraint with the Yb constraint. Call ___tls_get_addr
5208 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5210 (*tls_local_dynamic_base_32_gnu): Likewise.
5211 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5212 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5213 (*tls_local_dynamic_base_64_<mode>): Likewise.
5215 2016-06-24 Martin Liska <mliska@suse.cz>
5217 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5218 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5220 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5221 argument to true if the expected number of iterations is
5224 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5226 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5227 assemble for 32bit target.
5228 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5229 and $ld_ix86_gld_32_opt to link for 32bit target.
5230 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5231 * configure: Regenerate.
5233 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5235 * config/arm/arm.c (int_log2): Delete definition and prototype.
5236 (shift_op): Use exact_log2 instead of int_log2.
5237 (vfp3_const_double_for_fract_bits): Likewise.
5239 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5241 * internal-fn.c (expand_arith_set_overflow): New function.
5242 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5244 (expand_arith_overflow_result_store): Likewise. Handle precision
5245 smaller than mode precision.
5246 * tree-vrp.c (extract_range_basic): For imag part, handle
5247 properly signed 1-bit precision result.
5248 * doc/extend.texi (__builtin_add_overflow): Document that last
5249 argument can't be pointer to enumerated or boolean type.
5250 (__builtin_add_overflow_p): Document that last argument can't
5251 have enumerated or boolean type.
5253 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5254 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5256 * config/rs6000/predicates.md (splat_input_operand): Rework.
5257 Don't allow constants, since the insns that use this predicate
5258 don't support constants. Constants are handled by other insns
5259 that are created via combine. During and after register
5260 allocation, only allow indexed or indirect addresses, and not
5261 general addresses. Only allow modes supported by the hardware.
5262 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5263 comment. Move check for using VSPLTIS<x> to a common location,
5264 instead of doing it in two different places.
5266 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5268 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5269 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5270 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5271 signature_CENTAUR_ebx.
5273 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5277 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5278 (as_ix86_gas_32_opt): This.
5279 (ld_ix86_tls_ldm_opt): Renamed to ...
5280 (ld_ix86_gld_32_opt): This.
5281 (R_386_TLS_LDM reloc): Updated.
5282 (R_386_GOT32X reloc): New assembler/linker check.
5283 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5284 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5286 * config.in: Regenerated.
5287 * configure: Likewise.
5288 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
5289 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
5290 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
5291 if ix86_force_load_from_GOT_p returns true.
5292 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
5293 ix86_force_load_from_GOT_p returns true.
5294 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
5295 the external function address via the GOT slot.
5296 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
5297 HAVE_AS_IX86_GOT32X before returning false.
5298 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
5299 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
5301 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
5303 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
5305 2016-06-23 Andi Kleen <ak@linux.intel.com>
5307 * Makefile.in: Regenerate.
5308 * doc/install.texi: Document autoprofiledbootstrap.
5310 2016-06-23 Andi Kleen <ak@linux.intel.com>
5312 * config/i386/gcc-auto-profile: New file.
5314 2016-06-23 Martin Liska <mliska@suse.cz>
5317 * predict.c (predict_loops): Revert the hunk that was removed
5320 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
5322 * config.gcc: Add support for arm*-*-phoenix* targets.
5323 * config/arm/t-phoenix: New.
5324 * config/phoenix.h: New.
5326 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
5327 H.J. Lu <hongjiu.lu@intel.com>
5330 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
5331 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
5332 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
5333 ix86_force_load_from_GOT_p returns true.
5334 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
5335 ix86_force_load_from_GOT_p returns true.
5336 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
5337 ix86_force_load_from_GOT_p returns true.
5338 (ix86_expand_move): Load the external function address via the
5339 GOT slot if ix86_force_load_from_GOT_p returns true.
5340 * config/i386/predicates.md (x86_64_immediate_operand): Return
5341 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
5342 (x86_64_zext_immediate_operand): Ditto.
5344 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
5346 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5348 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5351 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
5352 * diagnostic.c (pedwarn_at_rich_loc): New function.
5353 * spellcheck.h (best_match::best_match): Add a
5354 "best_distance_so_far" optional parameter.
5355 (best_match::set_best_so_far): New method.
5356 (best_match::get_best_distance): New accessor.
5357 (best_match::get_best_candidate_length): New accessor.
5359 2016-06-22 Nick Clifton <nickc@redhat.com>
5361 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
5362 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
5363 modes are accepted as well.
5364 (ucompare_loc_descriptor): Likewise.
5365 (minmax_loc_descriptor): Likewise.
5366 (clz_loc_descriptor): Likewise.
5367 (popcount_loc_descriptor): Likewise.
5368 (bswap_loc_descriptor): Likewise.
5369 (rotate_loc_descriptor): Likewise.
5370 (mem_loc_descriptor): Likewise.
5371 (loc_descriptor): Likewise.
5373 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5375 * common.opt (fdiagnostics-parseable-fixits): New option.
5376 * diagnostic.c: Include "selftest.h".
5377 (print_escaped_string): New function.
5378 (print_parseable_fixits): New function.
5379 (diagnostic_report_diagnostic): Call print_parseable_fixits.
5380 (selftest::assert_print_escaped_string): New function.
5381 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
5382 (selftest::test_print_escaped_string): New function.
5383 (selftest::test_print_parseable_fixits_none): New function.
5384 (selftest::test_print_parseable_fixits_insert): New function.
5385 (selftest::test_print_parseable_fixits_remove): New function.
5386 (selftest::test_print_parseable_fixits_replace): New function.
5387 (selftest::diagnostic_c_tests): New function.
5388 * diagnostic.h (struct diagnostic_context): Add field
5389 "parseable_fixits_p".
5390 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5391 -fdiagnostics-parseable-fixits.
5392 (-fdiagnostics-parseable-fixits): New option.
5393 * opts.c (common_handle_option): Handle
5394 -fdiagnostics-parseable-fixits.
5395 * selftest-run-tests.c (selftest::run_tests): Call
5396 selftest::diagnostic_c_tests.
5397 * selftest.h (selftest::diagnostic_c_tests): New prototype.
5399 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
5401 PR tree-optimization/71488
5402 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
5403 comparison of boolean vectors.
5404 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
5405 of boolean vectors using bitwise operations.
5407 2016-06-22 Andreas Schwab <schwab@suse.de>
5409 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
5412 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
5414 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
5416 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
5418 * config/i386/i386.c (print_reg): Emit an error message on attempt to
5421 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5423 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
5424 * config/arm/arm-cores.def (cortex-a73): New entry.
5425 (cortex-a73.cortex-a35): Likewise.
5426 (cortex-a73.cortex-a53): Likewise.
5427 * config/arm/arm-tables.opt: Regenerate.
5428 * config/arm/arm-tune.md: Likewise.
5429 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
5430 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5431 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
5432 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5433 * doc/invoke.texi (ARM Options): Document cortex-a73,
5434 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
5436 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5438 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
5439 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5440 (cortex-a73.cortex-a35): Likewise.
5441 (cortex-a73.cortex-a53): Likewise.
5442 * config/aarch64/aarch64-tune.md: Regenerate.
5443 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
5444 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
5447 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5449 * configure.ac (gcc_cv_as_compress_debug): Remove
5450 --compress-debug-sections as extra as switch.
5451 Handle gas --compress-debug-sections=type.
5452 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
5453 Handle gld --compress-debug-sections=type.
5454 * configure: Regenerate.
5456 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
5458 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
5460 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
5462 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
5463 (do_rewrite): likewise.
5465 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5467 * common/config/mep/mep-common.c: Remove.
5468 * config.gcc: Remove mep-* support.
5469 * config/mep/constraints.md: Remove.
5470 * config/mep/default.h: Remove.
5471 * config/mep/intrinsics.h: Remove.
5472 * config/mep/intrinsics.md: Remove.
5473 * config/mep/ivc2-template.h: Remove.
5474 * config/mep/mep-c5.cpu: Remove.
5475 * config/mep/mep-core.cpu: Remove.
5476 * config/mep/mep-default.cpu: Remove.
5477 * config/mep/mep-ext-cop.cpu: Remove.
5478 * config/mep/mep-intrin.h: Remove.
5479 * config/mep/mep-ivc2.cpu: Remove.
5480 * config/mep/mep-pragma.c: Remove.
5481 * config/mep/mep-protos.h: Remove.
5482 * config/mep/mep.c: Remove.
5483 * config/mep/mep.cpu: Remove.
5484 * config/mep/mep.h: Remove.
5485 * config/mep/mep.md: Remove.
5486 * config/mep/mep.opt: Remove.
5487 * config/mep/predicates.md: Remove.
5488 * config/mep/t-mep: Remove.
5489 * doc/install.texi: Remove mep-* documentation.
5490 * doc/md.texi: Likewise.
5492 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5494 * config.gcc: Remove support for avr-rtems.
5495 * config/avr/gen-avr-mmcu-specs.c: Likewise.
5496 * config/avr/rtems.h: Remove.
5497 * config/avr/t-rtems: Remove.
5499 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5501 * config.gcc: Remove m32r-rtems support.
5502 * config/m32r/rtems.h: Remove.
5504 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5506 * config.gcc: Remove h8300-rtems support.
5507 * config/h8300/rtems.h: Remove.
5508 * config/h8300/t-rtems: Remove.
5510 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5512 * config.gcc: Remove support for knetbsd.
5513 * configure.ac: Likewise.
5514 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
5515 * config/knetbsd-gnu.h: Remove.
5516 * configure: Regenerate.
5518 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5520 * config.gcc: Remove support for openbsd 2 and 3.
5521 * config/openbsd-oldgas.h: Remove.
5523 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5525 * config.gcc: Remove interix support.
5526 * config/i386/i386-interix.h: Remove.
5527 * config/i386/interix.opt: Remove.
5528 * config/i386/t-interix: Remove.
5529 * configure: Regenerate.
5530 * configure.ac: Remove interix support.
5531 * doc/install.texi: Remove interix documentation.
5533 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5535 * config/rs6000/rs6000.h: Add conditional preprocessing directives
5536 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
5539 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5541 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
5542 they are both PLACEHOLDER_EXPRs.
5544 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5546 * stor-layout.c (layout_type): Move setting complex MODE to
5547 layout_type, instead of setting it ahead of time by the caller.
5548 * tree.c (build_complex_type): Likewise.
5550 2016-06-21 Martin Liska <mliska@suse.cz>
5552 * predict.c (force_edge_cold): Replace imposisble with
5555 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5557 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
5558 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
5560 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5562 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
5564 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
5565 Ilya Enkovich <ilya.enkovich@intel.com>
5568 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5569 New member function to convert V1TImode register to SUBREG
5570 TImode in debug insn.
5571 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
5572 after changing register mode to V1TImode.
5574 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
5576 * config/aarch64/aarch64-cores.def (vulcan): New core.
5577 * config/aarch64/aarch64-tune.md: Regenerate.
5578 * doc/invoke.texi: Document vulcan as an available option.
5580 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5582 * cse.c (canon_asm_operands): New function extracted from...
5583 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
5584 either standalone or member of a PARALLEL.
5586 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5589 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
5590 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
5591 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
5593 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5596 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
5597 constant addresses if can_create_pseudo_p.
5599 2016-06-21 Jakub Jelinek <jakub@redhat.com>
5601 PR tree-optimization/71588
5602 * tree-ssa-strlen.c (valid_builtin_call): New function.
5603 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
5606 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5609 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
5610 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
5611 for conversion of scalar user var to complex type and use the
5612 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
5615 PR rtl-optimization/71591
5616 * toplev.c (toplev::run_self_tests): If no_backend, complain and
5617 don't run any tests.
5619 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
5622 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
5623 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
5624 space for PIC with non-v32 and the common non-PIC "jump".
5626 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5629 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
5630 returned values and add UN*/LTGT/*ORDERED cases with values matching
5631 D operand modifier on vcmp for AVX.
5633 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5635 * config/aarch64/aarch64.opt
5636 (mpc-relative-literal-loads): Rename internal option name.
5637 * config/aarch64/aarch64.c
5638 (aarch64_nopcrelative_literal_loads): Rename to
5639 aarch64_pcrelative_literal_loads.
5640 (aarch64_expand_mov_immediate): Likewise.
5641 (aarch64_secondary_reload): Likewise.
5642 (aarch64_can_use_per_function_literal_pools_p): Likewise.
5643 (aarch64_override_options_after_change_1): Rename and simplify logic.
5644 (aarch64_classify_symbol): Merge large model checks into switch,
5645 remove pc-relative load check.
5647 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5649 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
5650 costs relative to the cost of a register move.
5652 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5654 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
5655 (vcvt_n_f64_u64): Likewise.
5656 (vcvt_n_s64_f64): Likewise.
5657 (vcvt_n_u64_f64): Likewise.
5658 (vcvt_f64_s64): Likewise.
5659 (vrecpe_f64): Likewise.
5660 (vcvt_f64_u64): Likewise.
5661 (vrecps_f64): Likewise.
5663 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5665 * config/aarch64/aarch64.md
5666 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
5668 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
5670 * config/aarch64/aarch64-builtins.c
5671 (aarch64_types_binop_uss_qualifiers): Delete.
5672 (TYPES_BINOP_USS): Likewise.
5673 (aarch64_types_binop_sus_qualifiers): Likewise.
5674 (TYPES_BINOP_SUS): Likewise.
5675 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
5676 (TYPES_FCVTIMM_SUS): Likewise.
5677 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
5679 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
5680 (fcvtzs): Use SHIFTIMM rather than BINOP.
5681 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
5683 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5685 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
5686 costs relative to the cost of a register move.
5688 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5690 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
5691 Allow scalar/single vector modes to be tieable.
5693 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5695 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
5697 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5699 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
5701 * tree.h (TYPE_ALIGN): Likewise.
5703 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5706 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
5708 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5710 * config/avr/avr.c (avr_print_operand): Fix "format not a string
5711 literal" build warnings.
5712 (avr_print_operand_address): Dito.
5714 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
5717 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
5718 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
5720 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
5722 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
5724 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
5727 * reload1.c (reload): Pass 0 to finish_spills when called because
5728 update_eliminables_and_spill returns true and remove did_spill.
5729 (finish_spills): Adjust comment and document GLOBAL parameter.
5731 2016-06-17 DJ Delorie <dj@redhat.com>
5734 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
5735 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
5736 (umulqihi3_virt): Likewise.
5737 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
5738 (umulqihi3_real): Likewise.
5740 2016-06-17 Martin Liska <mliska@suse.cz>
5742 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
5744 2016-06-17 Martin Liska <mliska@suse.cz>
5746 * predict.def: PRED_LOOP_EXIT from 92 to 85.
5748 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
5750 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
5752 (vaddq_f32): Likewise.
5753 (vmul_f32): Likewise.
5754 (vmulq_f32): Likewise.
5755 (vsub_f32): Likewise.
5756 (vsubq_f32): Likewise.
5758 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5760 PR tree-optimization/71347
5761 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
5762 cost for all uses in group.
5764 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5766 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
5767 insert gimple seq if it's not empty.
5769 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5771 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
5773 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
5775 (comp_dr_with_seg_len_pair): Ditto.
5776 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
5777 struct dr_with_seg_len_pair against DR_OFFSET.
5778 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
5781 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
5783 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
5785 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
5787 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
5788 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
5789 (pa_output_millicode_call): Likewise.
5790 (pa_output_call): Likewise.
5791 (pa_output_indirect_call): Likewise.
5792 (pa_asm_output_mi_thunk): Likewise.
5794 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5796 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
5798 2016-06-16 Martin Liska <mliska@suse.cz>
5800 * predict.c (combine_predictions_for_insn): When we find a first
5801 match predictor, we should consider just predictors with
5802 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
5803 DS theory predictor.
5804 (combine_predictions_for_bb): Likewise.
5806 2016-06-16 Jakub Jelinek <jakub@redhat.com>
5808 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
5809 with base of reference to struct.
5811 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
5813 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
5815 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5818 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
5819 progmem_swtable_section.
5820 (progmem_swtable_section): Remove.
5821 (avr_asm_function_rodata_section): Remove.
5822 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5823 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
5825 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
5827 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5828 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
5829 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
5830 signature_CENTAUR_ebx.
5831 * config/i386/i386.c (ix86_option_override_internal): Add
5832 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
5833 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
5834 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
5836 2016-06-16 Martin Liska <mliska@suse.cz>
5838 * predict.def: Add fortran loop preheader predictor.
5839 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
5840 fold IFN_BUILTIN_EXPECT with a known constant argument.
5842 2016-06-16 Martin Liska <mliska@suse.cz>
5844 * predict.def: Add 'Fortran' to display text of all
5845 PRED_FORTRAN_* predictors.
5847 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
5850 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
5851 [IA64_BUILTIN_NANSQ]: Ditto.
5852 (ia64_fold_builtin): New function.
5853 (TARGET_FOLD_BUILTIN): New define.
5854 (ia64_init_builtins) Declare const_string_type node.
5855 Add __builtin_nanq and __builtin_nansq builtin functions.
5856 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
5858 2016-06-16 Nick Clifton <nickc@redhat.com>
5860 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
5861 MSP430_HWMULT_ prefix to enum values.
5862 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
5863 * config/msp430/msp430.c: Update use of enum values.
5864 * config/msp430/msp430.md: Likewise.
5865 * config/msp430/msp430.opt: Likewise.
5867 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
5869 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
5870 of comparsions in the last iteration.
5872 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
5873 Joern Rennecke <joern.rennecke@embecosm.com>
5875 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
5877 (arc_needs_pcl_p): Add GOTOFFPC.
5878 (arc_legitimate_pic_addr_p): Likewise.
5879 (arc_output_pic_addr_const): Likewise.
5880 (arc_legitimize_pic_address): Generate a pc-relative address using
5882 (arc_output_libcall): Use @pcl syntax.
5883 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
5884 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
5885 (*movsi_insn): Use @pcl syntax.
5886 (doloop_begin_i): Likewise.
5888 2016-06-16 Martin Liska <mliska@suse.cz>
5890 * predict.def: Define a new predictor.
5892 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
5894 * config/arc/arc.opt (mtp-regno): Update text.
5896 2016-06-16 Renlin Li <renlin.li@arm.com>
5898 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
5900 2016-06-16 Jakub Jelinek <jakub@redhat.com>
5903 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
5904 (setcc + and peephole2): Likewise.
5906 PR rtl-optimization/71532
5907 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
5910 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5912 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
5913 DImode constants with XXSPLTIB in vector registers.
5914 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
5915 vsx_extract_<mode>_internal{1,2} into a single insn that handles
5916 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
5917 extraction of the element at the top of the register as a scalar
5919 (vsx_extract_<mode>_internal1): Likewise.
5920 (vsx_extract_<mode>_internal2): Likewise.
5921 * config/rs6000/constraints.md (wi constraint): Remove a comment
5922 about DImode not being allowed in Altivec registers.
5923 (wB constraint): New constraint for constants that can be
5924 generated in Altivec registers with VSPLTISW/VUPKHSW.
5925 * config/rs6000/predicates.md (xxspltib_constant_split): Update
5927 (xxspltib_constant_nosplit): Likewise.
5928 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
5929 support for -mupper-regs-di to enable DImode to go into Altivec
5931 (POWERPC_MASKS): Likewise.
5932 (power7 cpu): Likewise.
5933 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
5934 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
5935 for DImode being allowed in Altivec registers. Update wi/wj
5936 constraints. Set scalar_in_vmx_p flag.
5937 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
5938 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
5939 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
5940 (rs6000_opt_masks): Add -mupper-regs-di.
5941 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
5942 direct move to use wi and not wj.
5944 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
5946 (floatunssi<mode>2_lfiwzx_mem): Likewise.
5947 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
5948 any VSX register, instead of just Altivec registers, to allow
5949 either operand to be an Altivec register or both.
5950 (fixuns_trunc<mode>di2_fctiduz): Likewise.
5951 (movdi_internal32): Add support for -mupper-regs-di. Add support
5952 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
5953 the alternatives and attributes to be lined up to be easier to
5955 (movdi_internal64): Likewise.
5956 (64-bit DImode splitters): Change predicates to only split loading
5957 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
5958 load constants in ISA 3.0 or ISA 2.07 respectively.
5959 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5960 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
5961 mention -mcpu=power9 sets these options.
5962 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
5965 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5968 * config/avr/avr.c (avr_set_current_function): Warn misspelled
5969 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
5970 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
5971 by default to warn misspelled interrupt/ signal handler.
5972 * doc/invoke.texi (AVR Options): Document it. Update description
5973 for -nodevicelib option.
5975 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5977 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
5978 up parentheses. Use GET_MODE_UNIT_BITSIZE.
5979 (aarch64_<sur>shll2_n<mode>): Likewise.
5981 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
5984 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
5985 DECL_CONTEXT for copied arguments.
5987 2016-06-15 Alan Hayward <alan.hayward@arm.com>
5989 PR tree-optimization/71483
5990 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
5993 2016-06-15 Martin Liska <mliska@suse.cz>
5995 * predict.c (tree_predict_by_opcode): Call predict_edge_def
5996 instead of predict_edge w/o a probability.
5998 2016-06-15 Alan Hayward <alan.hayward@arm.com>
6000 PR tree-optimization/71439
6001 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
6004 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6006 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
6007 register subregs in SET_SRC.
6009 2016-06-15 Richard Biener <rguenther@suse.de>
6011 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
6014 2016-06-15 Richard Biener <rguenther@suse.de>
6016 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
6017 not consider dependences between accesses that belong to the
6019 (vect_analyze_data_ref_dependences): Do not analyze read-read
6020 or self-dependences.
6022 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6024 * spellcheck-tree.c: Include spellcheck-tree.h rather than
6026 (find_closest_identifier): Reimplement in terms of
6027 best_match<tree,tree>.
6028 * spellcheck-tree.h: New file.
6029 * spellcheck.c (struct edit_distance_traits<const char *>): New
6031 (find_closest_string): Reimplement in terms of
6032 best_match<const char *, const char *>.
6033 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
6034 overload to spellcheck-tree.h.
6035 (find_closest_identifier): Likewise.
6036 (struct edit_distance_traits<T>): New template.
6037 (class best_match): New class.
6039 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6041 * selftest-run-tests.c (selftest::run_tests): Call
6042 selftest::spellcheck_tree_c_tests.
6043 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
6044 * spellcheck-tree.c: Include selftest.h and stringpool.h.
6045 (selftest::test_find_closest_identifier): New function.
6046 (selftest::spellcheck_tree_c_tests): New function.
6047 * spellcheck.c (selftest::test_find_closest_string): Verify that
6048 the order of the vec does not affect the results for this case.
6049 (selftest::test_data): New array.
6050 (selftest::test_metric_conditions): New function.
6051 (selftest::spellcheck_c_tests): Add a test of case-comparison.
6052 Call selftest::test_metric_conditions.
6054 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6056 * config/rs6000/rs6000-builtin.def (commentary): Typo.
6057 (BU_P9_MISC_1): Likewise.
6058 (BU_P9_64BIT_MISC_0): Likewise.
6059 (BU_P9_MISC_0): Likewise.
6061 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6063 * gcc-rich-location.c
6064 (gcc_rich_location::add_fixit_misspelled_id): New method.
6065 * gcc-rich-location.h
6066 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
6068 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
6070 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
6071 FreeBSD 11 and above.
6073 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
6075 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
6077 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6079 * expmed.h: Close parenthesis in "at your option" in copyright
6081 * lower-subreg.h: Likewise.
6083 2016-06-14 Richard Biener <rguenther@suse.de>
6086 * genmatch.c (expr::gen_transform): Use in_type for comparisons
6089 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6091 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
6093 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
6095 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
6097 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
6098 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
6100 2016-06-14 Richard Biener <rguenther@suse.de>
6102 PR tree-optimization/71522
6103 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
6104 copying into float copying.
6106 2016-06-14 Jakub Jelinek <jakub@redhat.com>
6108 PR tree-optimization/71520
6109 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
6110 (replace_block_by): Move user labels from bb1 to bb2.
6112 2016-06-14 Richard Biener <rguenther@suse.de>
6116 * expr.h (get_bit_range): Declare.
6117 * expr.c (get_bit_range): Export.
6118 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
6119 word_mode again to constrain the bitfield access.
6121 2016-06-14 Richard Biener <rguenther@suse.de>
6123 PR tree-optimization/71521
6124 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
6125 division int_const_binop against zero divisor.
6127 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.md (signbittf2): New expander.
6130 * config/i386/sse.md (ptesttf2): New insn pattern.
6132 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6135 * input.c (selftest::test_reading_source_line): Avoid reading from
6136 __FILE__ by creating a tempfile with known content and reading
6139 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6141 * pretty-print.c (assert_pp_format_colored): Skip the test if
6143 (test_pp_format): Remove comment about GCC_COLORS.
6145 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6147 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
6148 * pretty-print.c (assert_pp_format_va): Add location param and use
6149 it with ASSERT_STREQ_AT.
6150 (assert_pp_format): Add location param and pass it to
6151 assert_pp_format_va.
6152 (assert_pp_format_colored): Likewise.
6153 (ASSERT_PP_FORMAT_1): New.
6154 (ASSERT_PP_FORMAT_2): New.
6155 (ASSERT_PP_FORMAT_3): New.
6156 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
6157 explicitly, or implicitly via the above macros.
6158 * selftest.c (selftest::pass): Use a selftest::location rather
6160 (selftest::fail): Likewise. Print the function name.
6161 (selftest::fail_formatted): Likewise.
6162 (selftest::assert_streq): Use a selftest::location rather than
6164 * selftest.h (selftest::location): New struct.
6165 (SELFTEST_LOCATION): New macro.
6166 (selftest::pass): Accept a const location & rather than file
6168 (selftest::fail): Likewise.
6169 (selftest::fail_formatted): Likewise.
6170 (selftest::assert_streq): Likewise.
6171 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
6172 (ASSERT_FALSE): Likewise.
6173 (ASSERT_EQ): Likewise.
6174 (ASSERT_NE): Likewise.
6175 (ASSERT_STREQ): Likewise.
6176 (ASSERT_PRED1): Likewise.
6177 (ASSERT_STREQ_AT): New macro.
6179 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6181 * selftest.c (selftest::fail_formatted): New function.
6182 (selftest::assert_streq): New function.
6183 * selftest.h (selftests::fail_formatted): New decl.
6184 (selftest::assert_streq): New decl.
6185 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
6187 2016-06-13 Jeff Law <law@redhat.com>
6189 PR tree-optimization/71403
6190 * tree-ssa-threadbackward.c
6191 (convert_and_register_jump_thread_path): No longer accept reference
6192 to path. Do not pop items off the path anymore.
6193 (fsm_find_control_statement_thread_paths): Do not allow threading
6194 to a deeper loop nest. Pop the last item off the path here rather
6195 than in convert_and_register_jump_thread_path.
6197 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6198 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6200 [AArch64] Emit division using the Newton series
6202 * config/aarch64/aarch64-protos.h
6203 (cpu_approx_modes): Add new member "division".
6204 (aarch64_emit_approx_div): Declare new function.
6205 * config/aarch64/aarch64.c
6206 (generic_approx_modes): New member "division".
6207 (exynosm1_approx_modes): Likewise.
6208 (xgene1_approx_modes): Likewise.
6209 (aarch64_emit_approx_div): Define new function.
6210 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6211 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6212 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6213 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6215 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6216 Wilco Dijkstra <wilco.dijkstra@arm.com>
6218 [AArch64] Emit square root using the Newton series
6220 * config/aarch64/aarch64-protos.h
6221 (aarch64_emit_approx_rsqrt): Replace with new function
6222 "aarch64_emit_approx_sqrt".
6223 (cpu_approx_modes): New member "sqrt".
6224 * config/aarch64/aarch64.c
6225 (generic_approx_modes): New member "sqrt".
6226 (exynosm1_approx_modes): Likewise.
6227 (xgene1_approx_modes): Likewise.
6228 (aarch64_emit_approx_rsqrt): Replace with new function
6229 "aarch64_emit_approx_sqrt".
6230 (aarch64_override_options_after_change_1): Handle new option.
6231 * config/aarch64/aarch64-simd.md
6232 (rsqrt<mode>2): Use new function instead.
6233 (sqrt<mode>2): New expansion and insn definitions.
6234 * config/aarch64/aarch64.md: Likewise.
6235 * config/aarch64/aarch64.opt
6236 (mlow-precision-sqrt): Add new option description.
6237 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6239 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6241 [AArch64] Add more choices for the reciprocal square root approximation
6243 Allow a target to prefer such operation depending on the operation mode.
6245 * config/aarch64/aarch64-protos.h
6246 (AARCH64_APPROX_MODE): New macro.
6247 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6248 (cpu_approx_modes): New structure.
6249 (tune_params): New member "approx_modes".
6250 * config/aarch64/aarch64-tuning-flags.def
6251 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6252 * config/aarch64/aarch64.c
6253 (generic_approx_modes): New core "cpu_approx_modes" structure.
6254 (exynosm1_approx_modes): Likewise.
6255 (xgene1_approx_modes): Likewise.
6256 (generic_tunings): New member "approx_modes".
6257 (cortexa35_tunings): Likewise.
6258 (cortexa53_tunings): Likewise.
6259 (cortexa57_tunings): Likewise.
6260 (cortexa72_tunings): Likewise.
6261 (exynosm1_tunings): Likewise.
6262 (thunderx_tunings): Likewise.
6263 (xgene1_tunings): Likewise.
6264 (use_rsqrt_p): New argument for the mode and use new member from
6266 (aarch64_builtin_reciprocal): Devise mode from builtin.
6267 (aarch64_optab_supported_p): New argument for the mode.
6268 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6270 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6272 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6273 RS6000_BTM_MODULO flag into the set of flags that are considered
6274 to be part of the common configuration.
6276 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6278 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6279 difference unsigned.
6280 (vec_absdb): New macro for vector absolute difference unsigned
6282 (vec_absdh): New macro for vector absolute difference unsigned
6284 (vec_absdw): New macro for vector absolute difference unsigned word.
6285 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6286 (vadu<mode>3): New insn.
6287 (*p9_vadu<mode>3): New insn.
6288 * config/rs6000/rs6000-builtin.def (vadub): New built-in
6290 (vaduh): New built-in definition.
6291 (vaduw): New built-in definition.
6292 (vadu): New overloaded built-in definition.
6293 (vadub): New overloaded built-in definition.
6294 (vaduh): New overloaded built-in definition.
6295 (vaduw): New overloaded built-in definition.
6296 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6297 overloaded vector absolute difference unsigned functions.
6298 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6299 the ISA 3.0 vector absolute difference unsigned built-in functions.
6301 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
6303 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
6304 update shared_lookup_references only once after changing operands.
6306 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
6309 * tree-nested.c (convert_nonlocal_omp_clauses)
6310 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
6312 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
6313 * tree.def (CASE_LABEL_EXPR): Likewise.
6315 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6318 * input.c (test_builtins): Fix an assertion.
6320 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6322 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
6325 (isinf<mode>2): Ditto.
6327 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6329 * ggc-tests.c (test_finalization): Only test need_finalization_p
6330 for GCC_VERSION >= 4003.
6332 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6334 * config/s390/vecintrin.h: Fix file description in comment.
6336 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6338 * config/s390/s390-builtin-types.def: Change builtin type naming
6339 scheme to match builtin-types.def.
6341 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
6343 * fold-const.c (optimize_minmax_comparison): Remove.
6344 (fold_comparison): Remove call to the above.
6345 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
6346 New transformations.
6348 2016-06-13 Alan Hayward <alan.hayward@arm.com>
6350 PR tree-optimization/71416
6351 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
6354 2016-06-13 Martin Liska <mliska@suse.cz>
6356 * predict.c (enum predictor_reason): Prefix enum with REASON_.
6357 (combine_predictions_for_insn): Likewise.
6358 (prune_predictions_for_bb): Likewise.
6359 (combine_predictions_for_bb): Likewise.
6361 2016-06-13 Richard Biener <rguenther@suse.de>
6363 PR tree-optimization/71505
6364 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
6365 assert match comment.
6367 2016-06-13 Marek Polacek <polacek@redhat.com>
6370 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
6371 gimplify_switch_expr.
6372 (warn_switch_unreachable_r): New function.
6374 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6377 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
6380 2016-06-13 Richard Biener <rguenther@suse.de>
6383 * fold-const.c (fold_unary_loc): Preserve alignment when
6384 folding a VIEW_CONVERT_EXPR into a MEM_REF.
6386 2016-06-13 Martin Liska <mliska@suse.cz>
6389 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
6390 w/ -fsanitize=bounds.
6392 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.c (ix86_init_builtins): Calculate
6395 FLOAT128_FTYPE_CONST_STRING function type only once.
6396 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
6397 built-in functions are available for x86-32 and x86-64 targets.
6399 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6402 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
6404 (FLOAT128_FTYPE_CONST_STRING): New function type.
6405 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
6406 [IX86_BUILTIN_NANSQ]: Ditto.
6407 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6408 (ix86_init_builtin_types): Declare const_string_type_node.
6409 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
6411 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6412 * doc/extend.texi (x86 Built-in Functions): Document
6413 __builtin_nanq and __builtin_nansq.
6415 2016-06-11 Jiong Wang <jiong.wang@arm.com>
6418 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
6419 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
6420 length for pop patterns.
6421 (arm_attr_length_push_multi): Update comments.
6422 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
6424 (*pop_multiple_with_writeback_and_return): Likewise.
6425 (*pop_multiple_with_return): Likewise.
6427 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
6430 * fold-const.c (optimize_bit_field_compare): Don't try to use
6431 word_mode unconditionally for reading the bit field, look at
6432 DECL_BIT_FIELD_REPRESENTATIVE instead.
6434 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6437 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
6438 vector integer type.
6440 2016-06-10 Jakub Jelinek <jakub@redhat.com>
6443 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
6444 without LABEL_DECL, set *handled_ops_p to false instead of true.
6446 2016-06-10 Martin Sebor <msebor@redhat.com>
6449 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
6450 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6451 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
6453 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
6454 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
6455 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
6456 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
6457 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
6458 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
6459 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
6460 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
6462 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6464 * config/arm/arm.h (pool_vector_label,
6465 return_used_this_function): Remove.
6467 2016-06-10 Jeff Law <law@redhat.com>
6469 PR tree-optimization/71335
6470 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
6471 zero length paths here.
6472 (convert_and_register_jump_thread_path): Remove hacks related to
6473 duplicated blocks in the jump thread path.
6474 (fsm_find_control_statement_thread_paths): Avoid putting the same
6475 block on the thread path twice, but ensure the thread path is
6476 unchanged from the caller's point of view.
6478 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6480 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
6481 * predict.def (PRED_LOOP_BRANCH): Remove.
6483 2016-06-10 David Malcolm <dmalcolm@redhat.com>
6485 * Makefile.in (OBJS): Add ggc-tests.o.
6486 (GTFILES): Add ggc-tests.c.
6487 * ggc-tests.c: New file.
6488 * selftest-run-tests.c (selftest::run_tests): Call
6489 selftest::ggc_tests_c_tests.
6490 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
6492 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
6494 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
6496 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
6499 * varasm.c (place_block_symbol): Adjust alignment for asan protected
6500 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
6502 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6504 * profile.c: Include cfgloop.h.
6505 (branch_prob): Compute estimated number of iterations.
6506 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
6507 recompute estimate number of iterations from profile.
6509 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6512 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
6513 must be grouped on top of stack. Don't force early clobber
6514 on ordinary reg outputs.
6516 2016-06-10 Richard Biener <rguenther@suse.de>
6518 * targhooks.c (default_builtin_vectorization_cost): Adjust
6521 2016-06-10 Richard Biener <rguenther@suse.de>
6523 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
6524 to fold the RHS to a constant if possible.
6526 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
6529 * tree-nested.c (convert_nonlocal_omp_clauses)
6530 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
6531 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
6532 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
6534 * gimplify.c (gimplify_adjust_omp_clauses): Discard
6536 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
6538 * omp-low.c (scan_sharing_clauses): Don't expect
6541 2016-06-10 Alan Hayward <alan.hayward@arm.com>
6543 PR tree-optimization/71407
6544 PR tree-optimization/71416
6545 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
6548 2016-06-10 Richard Biener <rguenther@suse.de>
6551 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
6553 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
6555 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
6557 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
6558 Jiong Wang <jiong.wang@arm.com>
6560 PR rtl-optimization/70751
6561 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
6562 spilled into memory.
6564 2016-06-09 Jonathan Yong <10walls@gmail.com>
6567 2015-09-21 Jonathan Yong <10walls@gmail.com>
6569 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
6570 sysroot/usr/lib/32api for additional win32 libraries,
6571 fixes failing Cygwin bootstrapping.
6573 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
6575 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
6578 2016-06-09 David Malcolm <dmalcolm@redhat.com>
6581 * pretty-print.c (pp_indent): Specify that %p is printed in a
6582 host-dependent manner.
6583 (test_pp_format): Remove the test for %p.
6585 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
6587 * config/mips/mips.c (mips_output_jump): Fix formatting.
6589 2016-06-09 Richard Biener <rguenther@suse.de>
6591 PR tree-optimization/71462
6592 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
6595 2016-06-09 Martin Liska <mliska@suse.cz>
6597 * predict.c (dump_prediction): Add new argument.
6598 (enum predictor_reason): New enum.
6599 (struct predictor_hash): New struct.
6600 (predictor_hash::hash): New function.
6601 (predictor_hash::equal): Likewise.
6602 (not_removed_prediction_p): New function.
6603 (prune_predictions_for_bb): Likewise.
6604 (combine_predictions_for_bb): Prune predictions.
6606 2016-06-09 Martin Liska <mliska@suse.cz>
6608 * predict.c (filter_predictions): New function.
6609 (remove_predictions_associated_with_edge): Use the filter
6611 (equal_edge_p): New function.
6613 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
6615 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
6616 Correct usage of @samp vs @option, add @samp where appropriate.
6617 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
6618 Add armv6s-m and document it, as it is no official ARM name.
6620 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6622 * ifcvt.c (struct noce_if_info): Add transform_name field.
6623 (noce_try_move): Set if_info->transform_name to the function name.
6624 (noce_try_ifelse_collapse): Likewise.
6625 (noce_try_store_flag): Likewise.
6626 (noce_try_inverse_constants): Likewise.
6627 (noce_try_store_flag_constants): Likewise.
6628 (noce_try_addcc): Likewise.
6629 (noce_try_store_flag_mask): Likewise.
6630 (noce_try_cmove): Likewise.
6631 (noce_try_cmove_arith): Likewise.
6632 (noce_try_minmax): Likewise.
6633 (noce_try_abs): Likewise.
6634 (noce_try_sign_mask): Likewise.
6635 (noce_try_bitop): Likewise.
6636 (noce_convert_multiple_sets): Likewise.
6637 (noce_process_if_block): Print if_info->transform_name to
6638 dump_file if transformation succeeded.
6640 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6642 * config/arm/cortex-a57.md (cortex_a57_alu):
6645 2016-06-08 Martin Sebor <msebor@redhat.com>
6646 Jakub Jelinek <jakub@redhat.com>
6650 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
6651 BUILT_IN_MUL_OVERFLOW_P): New builtins.
6652 * builtins.c: Include gimple-fold.h.
6653 (fold_builtin_arith_overflow): Handle
6654 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6655 (fold_builtin_3): Likewise.
6656 * doc/extend.texi (Integer Overflow Builtins): Document
6657 __builtin_{add,sub,mul}_overflow_p.
6659 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
6661 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
6662 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
6664 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
6666 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
6667 Rewrite, looking one level down for records and arrays.
6669 2016-06-08 David Malcolm <dmalcolm@redhat.com>
6671 * pretty-print.c: Include "selftest.h".
6672 (pp_format): Fix comment.
6673 (identifier_to_locale): Likewise.
6674 (selftest::test_basic_printing): New function.
6675 (selftest::assert_pp_format): New function.
6676 (selftest::test_pp_format): New function.
6677 (selftest::pretty_print_c_tests): New function.
6678 * selftest-run-tests.c (selftest::run_tests): Call
6679 selftest::pretty_print_c_tests.
6680 * selftest.h (pretty_print_c_tests): New declaration.
6682 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6684 * invoke.texi (max-loop-headers-insns): Document.
6685 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
6686 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
6687 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
6689 2016-06-08 Richard Biener <rguenther@suse.de>
6691 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
6692 on strided SLP loads and fall back to scalar loads in case
6693 we can't chunk them.
6695 2016-06-08 Richard Biener <rguenther@suse.de>
6697 PR tree-optimization/71452
6698 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
6699 type used for the SSA rewrite has enough precision to cover
6700 the dynamic type of the location.
6702 2016-06-08 Jakub Jelinek <jakub@redhat.com>
6703 Richard Biener <rguenther@suse.de>
6706 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
6707 the same as DECL_P (base0) for indirect_base0. Use equality_code
6708 in one further place.
6710 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
6712 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
6713 to one word if the field is known to overlap other words.
6714 (extract_bit_field_1): Likewise.
6715 (store_split_bit_field): Remove compensating code.
6716 (extract_split_bit_field): Likewise.
6718 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
6722 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
6724 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6726 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
6728 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
6729 (arch64_addpv4sf): Delete.
6730 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
6731 "gen_aarch64_addpv4sf".
6732 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
6734 (vpadds_f32): Likewise.
6735 (vpaddq_f32): Likewise.
6736 (vpaddq_f64): Likewise.
6738 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6740 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
6742 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
6743 to VALLF. Rename to "fabd<mode>3".
6744 "*fabd_scalar<mode>3): Delete.
6745 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
6747 (vabdd_f64): Likewise.
6748 (vabd_f32): Likewise.
6749 (vabd_f64): Likewise.
6750 (vabdq_f32): Likewise.
6751 (vabdq_f64): Likewise.
6753 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6755 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
6757 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
6758 "aarch64_rsqrts<mode>".
6759 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
6760 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
6762 (vrsqrtsd_f64): Likewise.
6763 (vrsqrts_f32): Likewise.
6764 (vrsqrts_f64): Likewise.
6765 (vrsqrtsq_f32): Likewise.
6766 (vrsqrtsq_f64): Likewise.
6768 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6770 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
6772 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
6773 "aarch64_rsqrte<mode>".
6774 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
6775 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
6777 (vrsqrted_f64): Likewise.
6778 (vrsqrte_f32): Likewise.
6779 (vrsqrte_f64): Likewise.
6780 (vrsqrteq_f32): Likewise.
6781 (vrsqrteq_f64): Likewise.
6783 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6785 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
6789 * config/aarch64/aarch64-simd.md
6790 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
6791 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
6792 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
6794 (vcvt_n_f32_u32): Likewise.
6795 (vcvt_n_s32_f32): Likewise.
6796 (vcvt_n_u32_f32): Likewise.
6797 (vcvtq_n_f32_s32): Likewise.
6798 (vcvtq_n_f32_u32): Likewise.
6799 (vcvtq_n_f64_s64): Likewise.
6800 (vcvtq_n_f64_u64): Likewise.
6801 (vcvtq_n_s32_f32): Likewise.
6802 (vcvtq_n_s64_f64): Likewise.
6803 (vcvtq_n_u32_f32): Likewise.
6804 (vcvtq_n_u64_f64): Likewise.
6805 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
6806 (VSDQ_SDI): Likewise.
6807 (fcvt_target): Support V4DI, V4SI and V2SI.
6808 (FCVT_TARGET): Likewise.
6810 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6812 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
6813 (TYPES_BINOP_SUS): Likewise.
6814 (aarch64_simd_builtin_data): Update include file name.
6815 (aarch64_builtins): Likewise.
6816 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
6817 for conversion between scalar float-point and fixed-point.
6821 * config/aarch64/aarch64.md
6822 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
6823 pattern for conversion between scalar float to fixed-pointer.
6824 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
6825 (UNSPEC_FCVTZS): New UNSPEC enumeration.
6826 (UNSPEC_FCVTZU): Likewise.
6827 (UNSPEC_SCVTF): Likewise.
6828 (UNSPEC_UCVTF): Likewise.
6829 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
6831 (vcvtd_n_f64_u64): Likewise.
6832 (vcvtd_n_s64_f64): Likewise.
6833 (vcvtd_n_u64_f64): Likewise.
6834 (vcvtd_n_f32_s32): Likewise.
6835 (vcvts_n_f32_u32): Likewise.
6836 (vcvtd_n_s32_f32): Likewise.
6837 (vcvts_n_u32_f32): Likewise.
6838 * config/aarch64/iterators.md (fcvt_target): Support integer to float
6840 (FCVT_TARGET): Likewise.
6841 (FCVT_FIXED2F): New iterator.
6842 (FCVT_F2FIXED): Likewise.
6843 (fcvt_fixed_insn): New define_int_attr.
6845 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6847 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
6848 some statements was removed.
6850 2016-06-08 Alan Hayward <alan.hayward@arm.com>
6852 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
6853 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
6854 (vect_can_advance_ivs_p): likewise.
6855 (vect_update_ivs_after_vectorizer): likewise.
6856 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
6857 (vect_analyze_scalar_cycles_1): likewise.
6858 (vect_analyze_loop_operations): likewise.
6859 (report_vect_op): likewise.
6860 (vect_is_slp_reduction): likewise.
6861 (vect_is_simple_reduction): likewise.
6862 (get_initial_def_for_induction): likewise.
6863 (vect_transform_loop): likewise.
6864 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
6865 (vect_recog_sad_pattern): likewise.
6866 (vect_recog_widen_sum_pattern): likewise.
6867 (vect_recog_widening_pattern): likewise.
6868 (vect_recog_divmod_pattern): likewise.
6869 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
6870 (vect_analyze_slp_instance): likewise.
6871 (vect_transform_slp_perm_load): likewise.
6872 (vect_schedule_slp_instance): likewise.
6874 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6876 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
6877 (return_prediction): PRED_CONST_RETURN predict return as not taken.
6878 * predict.def (PRED_CONTINUE): Change hitrate 50->67
6879 (PRED_LOOP_BRANCH): Document predictor as broken.
6880 (PRED_LOOP_EXIT): Change hitrate 91->92.
6881 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
6882 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
6883 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
6884 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
6885 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
6886 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
6887 (PRED_CALL): Chane hitrate 71->67.
6888 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
6889 (PRED_GOTO): Document as unused right now.
6890 (PRED_CONST_RETURN): Change hitrate 67->69
6891 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
6892 (PRED_NULL_RETURN): Change hitrate 91->90.
6893 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
6894 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
6895 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
6897 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
6899 * config/rs6000/altivec.h: Add __builtin_vec_mul.
6900 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
6901 special case Altivec builtin.
6902 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6903 VSX_BUILTIN_VEC_MUL (replaced with special case code).
6904 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6905 code for ALTIVEC_BUILTIN_VEC_MUL.
6906 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6907 for __builtin_vec_mul.
6909 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
6911 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
6914 2016-06-07 David Malcolm <dmalcolm@redhat.com>
6916 * spellcheck.c (selftest::test_find_closest_string): New function.
6917 (spellcheck_c_tests): Call the above.
6919 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6921 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
6923 2016-06-07 Jakub Jelinek <jakub@redhat.com>
6925 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
6926 Yv=Yv,C alternatives.
6928 2016-06-07 Richard Biener <rguenther@suse.de>
6931 * common.opt (ffast-math): Make Optimization.
6933 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
6934 Prachi Godbole <prachi.godbole@imgtec.com>
6936 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
6937 `fabs' and `fneg' type attributes.
6938 (p5600_fpu_fabs): Add `fmove' to the comment.
6940 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6942 * gimple.c: Include builtins.h
6943 (gimple_inexpensive_call_p): New function.
6944 * gimple.h (gimple_inexpensive_call_p): Declare.
6945 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
6946 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
6949 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
6951 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
6952 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
6953 warning_at_rich_loc, warning_n, pedwarn, permerror,
6954 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
6955 sorry, fatal_error, internal_error, internal_error_no_backtrace):
6958 2016-06-07 Richard Biener <rguenther@suse.de>
6960 PR tree-optimization/71428
6961 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
6962 BIT_FIELD_REF op vs. load.
6964 2016-06-07 Richard Biener <rguenther@suse.de>
6967 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
6970 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
6972 * config/pa/pa.md (call): Generate indirect long calls to non-local
6973 functions on TARGET_64BIT.
6974 (call_value): Likewise.
6976 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
6978 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
6979 pattern and subsequent splitters.
6980 (call_val_reg_64bit_post_reload): Likewise.
6982 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6985 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
6986 propagate_op_to_single_use.
6988 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6991 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
6993 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
6995 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
6996 (enum x86_dirflag_state): New enum.
6997 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
6998 (machine_function): Remove needs_cld.
6999 (ix86_current_function_needs_cld): Remove.
7000 * config/i386/i386.c (ix86_set_func_type): Set
7001 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
7002 (ix86_expand_prologue): Do not emit CLD here.
7003 (ix86_dirflag_mode_needed): New function.
7004 (ix86_dirflag_mode_entry): Ditto.
7005 (ix86_mode_needed): Handle X86_DIRFLAG entity.
7006 (ix86_mode_after): Ditto.
7007 (ix86_mode_entry): Ditto.
7008 (ix86_mode_exit): Ditto.
7009 (ix86_emit_mode_set): Ditto.
7010 * config/i386/i386.md (strmov_singleop): Set
7011 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
7012 Do not set ix86_current_function_needs_cld.
7014 (strset_singleop): Ditto.
7016 (cmpstrnqi_nz_1): Ditto.
7017 (cmpstrnqi_1): Ditto.
7018 (strlenqi_1): Ditto.
7020 2016-06-06 Jakub Jelinek <jakub@redhat.com>
7022 PR tree-optimization/71259
7023 * tree-vect-slp.c (vect_get_constant_vectors): For
7024 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
7025 one for constant op, and use COND_EXPR for non-constant.
7027 2016-06-06 David Malcolm <dmalcolm@redhat.com>
7029 * Makefile.in (OBJS): Add function-tests.o,
7030 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
7031 selftest-run-tests.o.
7032 (OBJS-libcommon): Add selftest.o.
7033 (OBJS-libcommon-target): Add selftest.o.
7034 (all.internal): Add "selftest".
7035 (all.cross): Likewise.
7036 (selftest): New phony target.
7037 (s-selftest): New target.
7038 (selftest-gdb): New phony target.
7039 (COLLECT2_OBJS): Add selftest.o.
7040 * bitmap.c: Include "selftest.h".
7041 (selftest::test_gc_alloc): New function.
7042 (selftest::test_set_range): New function.
7043 (selftest::test_clear_bit_in_middle): New function.
7044 (selftest::test_copying): New function.
7045 (selftest::test_bitmap_single_bit_set_p): New function.
7046 (selftest::bitmap_c_tests): New function.
7047 * common.opt (fself-test): New.
7048 * diagnostic-show-locus.c: Include "selftest.h".
7049 (make_range): New function.
7050 (test_range_contains_point_for_single_point): New function.
7051 (test_range_contains_point_for_single_line): New function.
7052 (test_range_contains_point_for_multiple_lines): New function.
7053 (assert_eq): New function.
7054 (test_get_line_width_without_trailing_whitespace): New function.
7055 (selftest::diagnostic_show_locus_c_tests): New function.
7056 * et-forest.c: Include "selftest.h".
7057 (selftest::test_single_node): New function.
7058 (selftest::test_simple_tree): New function.
7059 (selftest::test_disconnected_nodes): New function.
7060 (selftest::et_forest_c_tests): New function.
7061 * fold-const.c: Include "selftest.h".
7062 (selftest::assert_binop_folds_to_const): New function.
7063 (selftest::assert_binop_folds_to_nonlvalue): New function.
7064 (selftest::test_arithmetic_folding): New function.
7065 (selftest::fold_const_c_tests): New function.
7066 * function-tests.c: New file.
7067 * gimple.c: Include "selftest.h".
7068 Include "gimple-pretty-print.h".
7069 (selftest::verify_gimple_pp): New function.
7070 (selftest::test_assign_single): New function.
7071 (selftest::test_assign_binop): New function.
7072 (selftest::test_nop_stmt): New function.
7073 (selftest::test_return_stmt): New function.
7074 (selftest::test_return_without_value): New function.
7075 (selftest::gimple_c_tests): New function.
7076 * hash-map-tests.c: New file.
7077 * hash-set-tests.c: New file.
7078 * input.c: Include "selftest.h".
7079 (selftest::assert_loceq): New function.
7080 (selftest::test_accessing_ordinary_linemaps): New function.
7081 (selftest::test_unknown_location): New function.
7082 (selftest::test_builtins): New function.
7083 (selftest::test_reading_source_line): New function.
7084 (selftest::input_c_tests): New function.
7085 * rtl-tests.c: New file.
7086 * selftest-run-tests.c: New file.
7087 * selftest.c: New file.
7088 * selftest.h: New file.
7089 * spellcheck.c: Include "selftest.h".
7090 (selftest::levenshtein_distance_unit_test_oneway): New function,
7091 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
7092 (selftest::levenshtein_distance_unit_test): Likewise.
7093 (selftest::spellcheck_c_tests): Likewise.
7094 * toplev.c: Include selftest.h.
7095 (toplev::run_self_tests): New.
7096 (toplev::main): Handle -fself-test.
7097 * toplev.h (toplev::run_self_tests): New.
7098 * tree.c: Include "selftest.h".
7099 (selftest::test_integer_constants): New function.
7100 (selftest::test_identifiers): New function.
7101 (selftest::test_labels): New function.
7102 (selftest::tree_c_tests): New function.
7103 * tree-cfg.c: Include "selftest.h".
7104 (selftest::push_fndecl): New function.
7105 (selftest::test_linear_chain): New function.
7106 (selftest::test_diamond): New function.
7107 (selftest::test_fully_connected): New function.
7108 (selftest::tree_cfg_c_tests): New function.
7109 * vec.c: Include "selftest.h".
7110 (selftest::safe_push_range): New function.
7111 (selftest::test_quick_push): New function.
7112 (selftest::test_safe_push): New function.
7113 (selftest::test_truncate): New function.
7114 (selftest::test_safe_grow_cleared): New function.
7115 (selftest::test_pop): New function.
7116 (selftest::test_safe_insert): New function.
7117 (selftest::test_ordered_remove): New function.
7118 (selftest::test_unordered_remove): New function.
7119 (selftest::test_block_remove): New function.
7120 (selftest::reverse_cmp): New function.
7121 (selftest::test_qsort): New function.
7122 (selftest::vec_c_tests): New function.c.
7123 * wide-int.cc: Include selftest.h and wide-int-print.h.
7124 (selftest::from_int <wide_int>): New function.
7125 (selftest::from_int <offset_int>): New function.
7126 (selftest::from_int <widest_int>): New function.
7127 (selftest::assert_deceq): New function.
7128 (selftest::assert_hexeq): New function.
7129 (selftest::test_printing <VALUE_TYPE>): New function template.
7130 (selftest::test_ops <VALUE_TYPE>): New function template.
7131 (selftest::test_comparisons <VALUE_TYPE>): New function template.
7132 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
7134 (selftest::wide_int_cc_tests): New function.
7136 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7139 * ifcvt.c (noce_try_ifelse_collapse): New function.
7141 (noce_process_if_block): Call noce_try_ifelse_collapse.
7142 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
7143 (simplify_ternary_operation): Use the above to simplify
7144 conditional CLZ/CTZ expressions.
7146 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7149 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
7150 define_insn_and_split.
7152 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7155 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
7157 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
7160 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
7161 Implicitly clobber memory for basic asm with non-empty assembler
7162 string. Use targetm.md_asm_adjust also here.
7163 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
7164 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
7165 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
7166 non-empty assembler string.
7167 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
7168 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
7169 (decode_asm_operands): Handle basic asm in PARALLEL block.
7170 (extract_insn): Handle basic asm in PARALLEL block.
7171 * doc/extend.texi: Mention new behavior of basic asm.
7172 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
7173 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
7174 branch_needs_nop_p): Use asm_noperands.
7176 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
7178 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
7179 Include the M7 SPARC DFA scheduler.
7180 New attribute v3pipe.
7181 Annotate insns with v3pipe where appropriate.
7182 Define cpu_feature vis4.
7183 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
7184 Add (V8QI "8") to vbits.
7185 Add insns {add,sub}v8qi3
7186 Add insns ss{add,sub}v8qi3
7187 Add insns us{add,sub}{v8qi,v4hi}3
7188 Add insns {min,max}{v8qi,v4hi,v2si}3
7189 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
7190 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
7191 * config/sparc/niagara4.md: Add a comment explaining the
7192 discrepancy between the documented latenty numbers and the
7194 * config/sparc/niagara7.md: New file.
7195 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7196 supports SPARC5 and VIS 4.0 instructions.
7197 * configure: Regenerate.
7198 * config.in: Likewise.
7199 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7200 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7201 TARGET_CPU_niagara7.
7202 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7203 (CPP_CPU_SPEC): Handle niagara7.
7204 (ASM_CPU_SPEC): Likewise.
7205 * config/sparc/sparc-opts.h (processor_type): Add
7207 (mvis4): New option.
7208 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7209 (AS_NIAGARA7_FLAG): Define.
7210 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7211 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7212 (CPP_CPU_SPEC): Handle niagara7.
7213 (ASM_CPU_SPEC): Likewise.
7214 * config/sparc/sparc.c (niagara7_costs): Define.
7215 (sparc_option_override): Handle niagara7 and adjust cache-related
7216 parameters with better values for niagara cpus. Also support VIS4.
7217 (sparc32_initialize_trampoline): Likewise.
7218 (sparc_use_sched_lookahead): Likewise.
7219 (sparc_issue_rate): Likewise.
7220 (sparc_register_move_cost): Likewise.
7221 (dump_target_flag_bits): Support VIS4.
7222 (sparc_vis_init_builtins): Likewise.
7223 (sparc_builtins): Likewise.
7224 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7226 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7228 * config/sparc/sparc.opt (sparc_processor_type): New value
7230 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7232 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7234 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7237 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7239 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7241 2016-06-06 Richard Biener <rguenther@suse.de>
7243 PR tree-optimization/71398
7244 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7247 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7249 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7250 ft32_expand_prolog, ft32_expand_epilogue):
7251 Handle pretend_args.
7252 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7253 * config/ft32/ft32.md: Add pretend_returner.
7255 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7258 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7259 Copy op1 RTX to avoid invalid sharing.
7260 (ix86_expand_vector_move_misalign): Ditto.
7262 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7264 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7267 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7269 * predict.c (predicted_by_loop_heuristics_p): New function.
7270 (predict_iv_comparison): Use it.
7271 (predict_loops): Walk from innermost loops; do not predict edges
7272 leaving multiple loops multiple times; implement
7273 PRED_LOOP_ITERATIONS_MAX heuristics.
7274 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7276 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7278 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7279 only edges out of BB are EH edges.
7281 2016-06-04 Martin Sebor <msebor@redhat.com>
7282 Marcin Baczyński <marbacz@gmail.com>
7285 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7286 a void expression in a void function.
7288 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7290 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
7291 aux; dump reasons of decisions.
7292 (should_duplicate_loop_header_p): Likewise.
7293 (do_while_loop_p): Likewise.
7294 (ch_base::copy_headers): Dump asi num insns duplicated.
7296 2016-06-04 Jakub Jelinek <jakub@redhat.com>
7298 PR tree-optimization/71405
7299 * tree-ssa.c (execute_update_addresses_taken): For clobber with
7300 incompatible type, build a new clobber with the right type instead
7301 of building a VIEW_CONVERT_EXPR around it.
7303 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7305 PR tree-optimization/52171
7306 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
7307 by_pieces_ninsns instead of move_by_pieces_ninsns.
7309 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7311 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
7312 for reg+reg addressing mode.
7314 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7316 * rs6000-c.c (c/c-tree.h): Add #include.
7317 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
7318 in C++ when found in the base position of vec_ld or vec_st.
7320 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7322 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
7323 use of profile unless profile status is PROFILE_READ.
7324 * profile.c (compute_branch_probabilities): Set profile status
7325 only after reporting predictor hitrates.
7327 2016-06-03 Joseph Myers <joseph@codesourcery.com>
7331 * common.opt (ffp-int-builtin-inexact): New option.
7332 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7333 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
7334 (ceil@var{m}2): Document dependence on this option.
7335 * ipa-inline-transform.c (inline_call): Handle
7336 flag_fp_int_builtin_inexact.
7337 * ipa-inline.c (can_inline_edge_p): Likewise.
7338 * config/i386/i386.md (rintxf2): Do not test
7339 flag_unsafe_math_optimizations.
7340 (rint<mode>2_frndint): New define_insn.
7341 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
7342 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
7343 for 387 instead of extending and truncating.
7344 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
7345 !flag_trapping_math instead of flag_unsafe_math_optimizations.
7346 Change to frndint<mode>2_<rounding>.
7347 (frndintxf2_<rounding>_i387): Likewise. Change to
7348 frndint<mode>2_<rounding>_i387.
7349 (<rounding_insn>xf2): Likewise.
7350 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
7351 !flag_trapping_math instead of flag_unsafe_math_optimizations for
7352 x87. Test TARGET_ROUND || !flag_trapping_math ||
7353 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
7354 SSE. Use ROUND_NO_EXC in constant operand of
7355 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
7356 for 387 instead of extending and truncating.
7358 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
7359 Julia Koval <julia.koval@intel.com>
7371 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
7372 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
7373 all registers, except for function return registers if there are
7374 no caller-saved registers.
7375 (ix86_set_func_type): New function.
7376 (ix86_set_current_function): Call ix86_set_func_type to set
7377 no_caller_saved_registers and func_type. Call reinit_regs if
7378 caller-saved registers are changed. Don't allow MPX, SSE, MMX
7379 nor x87 instructions in interrupt handler nor function with
7380 no_caller_saved_registers attribute.
7381 (ix86_function_ok_for_sibcall): Return false if there are no
7382 caller-saved registers.
7383 (type_natural_mode): Don't warn ABI change for MMX in interrupt
7385 (ix86_function_arg_advance): Skip for callee in interrupt handler.
7386 (ix86_function_arg): Return special arguments in interrupt handler.
7387 (ix86_promote_function_mode): Promote pointer to word_mode only
7388 for normal functions.
7389 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
7391 (ix86_epilogue_uses): New function.
7392 (ix86_hard_regno_scratch_ok): Likewise.
7393 (ix86_save_reg): Preserve all registers in interrupt handler
7394 after reload. Preserve all registers, except for function return
7395 registers, if there are no caller-saved registers after reload.
7396 (find_drap_reg): Always use callee-saved register if there are
7397 no caller-saved registers.
7398 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
7399 for interrupt handler.
7400 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
7401 Emit cld instruction if stringops are used in interrupt handler
7402 or interrupt handler isn't a leaf function.
7403 (ix86_expand_epilogue): Generate interrupt return for interrupt
7404 handler and pop the 'ERROR_CODE' off the stack before interrupt
7405 return in exception handler.
7406 (ix86_expand_call): Disallow calling interrupt handler directly.
7407 If there are no caller-saved registers, mark all registers that
7408 are clobbered by the call which returns as clobbered.
7409 (ix86_handle_no_caller_saved_registers_attribute): New function.
7410 (ix86_handle_interrupt_attribute): Likewise.
7411 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
7413 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
7414 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
7415 accumulation in interrupt function if stack may be realigned to
7417 (EPILOGUE_USES): New.
7418 (function_type): New enum.
7419 (machine_function): Add func_type and no_caller_saved_registers.
7420 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
7421 (interrupt_return): New pattern.
7422 * doc/extend.texi: Document x86 interrupt and
7423 no_caller_saved_registers attributes.
7425 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
7427 PR tree-optimization/52171
7428 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
7429 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
7430 Look for constant strings. Move some code to emit_block_cmp_hints
7432 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
7433 * defaults.h (COMPARE_MAX_PIECES): New macro.
7434 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
7435 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
7436 (clear_by_pieces_1): Don't declare. Move definition before use.
7437 (can_do_by_pieces): New static function.
7438 (can_move_by_pieces): Use it. Return bool.
7439 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
7440 OP. All callers changed. Handle COMPARE_BY_PIECES.
7441 (class pieces_addr); New.
7442 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
7443 pieces_addr::adjust, pieces_addr::increment_address,
7444 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
7446 (class op_by_pieces_d): New.
7447 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
7449 (class move_by_pieces_d, class compare_by_pieces_d,
7450 class store_by_pieces_d): New subclasses of op_by_pieces_d.
7451 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
7452 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
7453 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
7454 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
7455 compare_by_pieces_d::finish_mode): New member functions.
7456 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
7458 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
7459 (emit_block_cmp_hints): New function.
7460 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
7461 use the newly defined classes.
7462 * expr.h (by_pieces_constfn): New typedef.
7463 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
7464 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
7465 (move_by_pieces_ninsns): Don't declare.
7466 (can_move_by_pieces): Change return value to bool.
7467 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
7468 (compare_by_pieces_branch_ratio): New hook.
7469 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
7470 (by_pieces_ninsns): Declare.
7471 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
7473 (default_compare_by_pieces_branch_ratio): New function.
7474 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
7475 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
7476 * doc/tm.texi: Regenerate.
7477 * tree-ssa-strlen.c: Include "builtins.h".
7478 (handle_builtin_memcmp): New static function.
7479 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
7480 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
7482 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7484 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
7485 relevant stmts which are simple and invariant.
7486 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
7487 instead of simple and invariant
7489 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7491 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
7492 (vectorizable_reduction): Check for new relevant state.
7493 (vectorizable_live_operation): vectorize live stmts using
7494 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
7495 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
7496 (vect_stmt_relevant_p): Check for stmts which are only used live.
7497 (process_use): Use of a stmt does not inherit it's live value.
7498 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
7499 (vect_analyze_stmt): Check for new relevant state.
7500 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
7501 outside the loop, but not inside it.
7503 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7505 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
7506 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
7507 (vect_get_vec_def_for_operand): Split out code.
7509 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
7511 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
7513 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7515 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
7517 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7519 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
7521 2016-06-03 Jakub Jelinek <jakub@redhat.com>
7524 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
7525 to noreturn e->callee->decl that has void return type and void
7526 arguments, adjust gimple_call_fntype and remove lhs even if it had
7527 previously addressable type.
7529 2016-06-02 Jeff Law <law@redhat.com>
7531 PR tree-optimization/71328
7532 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
7533 error when checking for a jump back onto the copied path.
7535 2016-06-02 David Malcolm <dmalcolm@redhat.com>
7537 * config/microblaze/microblaze.c (get_branch_target): Add return
7538 NULL_RTX for the non-CALL_P case.
7539 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
7540 (insert_wic): Remove unused local "j".
7542 2016-06-02 Martin Liska <mliska@suse.cz>
7544 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
7546 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
7547 Julia Koval <julia.koval@intel.com>
7549 * function.c (assign_parm_setup_stack): Force source into a
7551 * target.def (function_incoming_arg): Update documentation to
7552 allow arbitrary address computation based on hard register.
7553 * doc/tm.texi: Regenerated.
7555 2016-06-02 Martin Liska <mliska@suse.cz>
7557 * predict.c (combine_predictions_for_bb): Fix first match in
7558 cases where a first predictor contains more than one occurence
7559 in list of predictors. Take the best value in such case.
7561 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7563 PR rtl-optimization/71295
7564 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
7565 offset would go over the size of the inner mode reject it.
7567 2016-06-02 Jakub Jelinek <jakub@redhat.com>
7569 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
7570 x=x,x and v=v,m instead of x=x,m.
7572 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
7573 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
7574 alternative to v=rm,C.
7576 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
7577 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
7578 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
7579 instead of vex for the last two above mentioned alternatives.
7581 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7584 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
7586 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
7588 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
7590 2016-06-01 David Malcolm <dmalcolm@redhat.com>
7592 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
7593 from int to unsigned.
7595 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7597 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
7598 alternatives, eliminating preferred register class. Add support
7599 for the MTVSRDD instruction in ISA 3.0.
7600 (vsx_splat_v4si_internal): Use splat_input_operand instead of
7601 reg_or_indexed_operand.
7602 (vsx_splat_v4sf_internal): Likewise.
7604 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7607 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
7608 for loading up all 0's or all 1's.
7610 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
7612 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
7614 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
7616 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
7618 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
7619 * gcc.c (set_source_date_epoch_envvar): New function, sets
7620 the SOURCE_DATE_EPOCH environment variable to the current time.
7622 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7624 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
7625 the factor for live Phi nodes.
7627 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7629 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
7630 * tree-parloops.c (parallelize_loops): likewise.
7631 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
7632 tree_unswitch_outer_loop): likewise.
7634 2016-06-01 Jakub Jelinek <jakub@redhat.com>
7637 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
7638 around creation of the temporary.
7640 2016-06-01 Richard Biener <rguenther@suse.de>
7642 PR tree-optimization/71366
7643 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
7644 (unloop_loops): Move removing edges here ...
7645 (try_unroll_loop_completely): ... from here.
7646 (try_peel_loop): ... and here.
7647 (tree_unroll_loops_completely_1): Track parent loops via
7648 bitmap of header BBs.
7649 (tree_unroll_loops_completely): Adjust for that.
7651 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7653 * config/rs6000/altivec.h (vec_slv): New macro.
7654 (vec_srv): New macro.
7655 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
7656 (UNSPEC_VSRV): New value.
7659 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
7660 (vsrv): New builtin definition.
7661 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
7662 define argument types for new builtin.
7663 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
7665 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
7668 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
7669 Jocelyn Mayer <l_indien@magic.fr>
7672 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
7673 detect processor family for signature_CENTAUR_ebx.
7674 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
7675 signature_CENTAUR_ebx.
7676 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
7677 <default>: Pass x86-64 for has_longmode.
7679 2016-06-01 Nathan Sidwell <nathan@acm.org>
7681 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
7684 2016-06-01 Richard Biener <rguenther@suse.de>
7686 PR tree-optimization/71261
7687 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
7688 of stmts successfully put in the bool pattern. Remove
7689 single-use restriction.
7690 (adjust_bool_pattern_cast): Add cast at the use site via the
7691 pattern def sequence.
7692 (adjust_bool_pattern): Remove recursion, maintain a hash-map
7693 of patterned defs. Use the pattern def seqence instead of
7694 multiple independent patterns.
7695 (sort_after_uid): New qsort compare function.
7696 (adjust_bool_stmts): New function to process stmts in the bool
7697 pattern in IL order.
7698 (vect_recog_bool_pattern): Adjust.
7699 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
7700 (ifcvt_walk_pattern_tree): Likewise.
7701 (stmt_is_root_of_bool_pattern): Likewise.
7702 (ifcvt_repair_bool_pattern): Likewise.
7703 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
7705 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7707 * loop-unroll.c (decide_unroll_constant_iterations,
7708 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
7709 likely upper bounds.
7710 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
7712 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
7714 * tree-core.h (enum omp_clause_code): Remove
7715 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
7717 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7719 * config/arm/sync.md (arm_store_exclusive<mode>):
7720 Use 'H' output modifier on operands[2] rather than creating a new
7721 entry in out-of-bounds memory of the operands array.
7722 (arm_store_release_exclusivedi): Likewise.
7724 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7726 * config/arm/arm.c (arm_fusion_enabled_p): New function.
7727 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
7728 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
7729 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
7731 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7733 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
7734 into account live statements for mask producers.
7736 2016-06-01 Richard Biener <rguenther@suse.de>
7738 PR tree-optimization/71311
7739 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
7740 restrict to non-INTEGER_CST @0.
7742 2016-06-01 Richard Biener <rguenther@suse.de>
7744 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
7745 (relational patterns): Use :c to avoid pattern duplications.
7747 2016-06-01 Richard Biener <rguenther@suse.de>
7749 * genmatch.c (comparison_code_p): New predicate.
7750 (swap_tree_comparison): New function.
7751 (commutate): Add for_vec parameter to append new for entries.
7752 Support commutating relational operators by swapping it alongside
7754 (lower_commutative): Adjust.
7755 (dt_simplify::gen): Do not pass artificial operators to gen
7757 (decision_tree::gen): Do not add artificial operators as parameters.
7758 (parser::parse_expr): Verify operator commutativity when :c is
7759 applied. Allow :C to override this.
7760 * match.pd: Adjust patterns to use :C instead of :c where required.
7762 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
7764 PR tree-optimization/71077
7765 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
7766 the combining step, use boolean_false_node and boolean_true_node
7767 as the designated false/true return values.
7769 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7771 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
7772 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
7773 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
7776 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7778 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
7779 of flags impliying the register renaming.
7780 * toplev.c (process_options): Do not imply flag_rename_registers with
7783 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7785 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
7786 default implementation.
7788 2016-05-31 Nathan Sidwell <nathan@acm.org>
7790 * dwarf2out.c (cur_line_info_table): Add GTY marker.
7792 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7794 * config/sh/constraints.md (b): Remove constraint.
7795 * config/sh/predicates.md (arith_reg_operand): Remove
7797 * config/sh/sh-modes.def (PDI): Remove.
7798 * config/sh/sh.c (sh_target_reg_class,
7799 sh_optimize_target_register_callee_saved): Remove functions.
7800 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
7801 (sh_expand_epilogue): Update comment.
7802 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
7803 sh_secondary_reload): Remove TARGET_REGS related code.
7804 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
7805 TARGET_REGISTER_P): Remove macros.
7806 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
7807 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
7808 TR1_REG, TR2_REG): Remove constants.
7809 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
7811 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7813 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
7814 define_expand patterns.
7815 (adddi3_compact): Rename to adddi3.
7816 (subdi3_compact): Rename to subdi3.
7817 (*negdi2): Rename to negdi2.
7818 (*abs<mode>2): Rename to abs<mode>2.
7820 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7822 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
7823 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
7824 (atomic_sub_fetchsi): ... this new pattern.
7825 (mvtc): Add CC_REG clobber.
7827 2016-05-31 Marek Polacek <polacek@redhat.com>
7829 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
7831 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7833 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
7834 aarch64_fusion_enabled_p to check for fusion capabilities.
7836 2016-05-31 Richard Biener <rguenther@suse.de>
7838 PR tree-optimization/71352
7839 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
7840 minus one and a negate.
7842 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7844 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
7845 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
7847 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
7848 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
7849 Remove use of aarch64_simd_attr_length_move, set length attribute
7851 (*aarch64_be_movoi): Likewise.
7852 (*aarch64_be_movci): Likewise.
7853 (*aarch64_be_movxi): Likewise.
7855 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7857 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
7858 It no longer does that.
7859 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
7861 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
7863 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
7864 attribute __unused__.
7866 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
7868 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
7869 * config/arm/arm.c (arm_arch_thumb1): Define.
7870 (arm_option_override): Initialize arm_arch_thumb1.
7871 * config/arm/arm.h (arm_arch_thumb1): Declare.
7872 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
7873 support Thumb-1 ISA.
7875 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
7878 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
7879 `Yv' for scalar operand.
7881 2016-05-31 Tom de Vries <tom@codesourcery.com>
7883 PR tree-optimization/69068
7884 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
7885 phis with more than two args.
7887 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
7889 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
7890 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
7893 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
7895 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
7897 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7899 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
7900 cpu_32, cpu_64, tune_32 and tune_64.
7901 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
7903 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
7905 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
7907 2016-05-30 Andi Kleen <ak@linux.intel.com>
7909 * auto-profile.c (read_profile): Replace asserts with errors
7910 when file does not exist.
7911 * gcov-io.c (gcov_read_words): Dito.
7913 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7915 * tree-cfg.c (print_loop): Print likely upper bounds.
7917 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7919 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
7920 * opts.c (default_options): Enable peel loops at -O3.
7921 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
7922 (try_peel_loop): Do not re-peel already peeled loops;
7923 use likely upper bounds; fix profile updating.
7924 (pass_complete_unroll::execute): Initialize peeled_loops.
7926 2016-05-30 Martin Liska <mliska@suse.cz>
7928 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
7929 computed costs by frequency of BB they belong to.
7930 (get_scaled_computation_cost_at): New function.
7932 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
7933 Marc Glisse <marc.glisse@inria.fr>
7935 PR tree-optimization/71289
7936 * match.pd (-1 / B < A, A > -1 / B): New transformations.
7938 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7940 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
7942 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7944 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
7945 for peeled copies; avoid underflow when updating estimates; correctly
7948 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7950 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
7951 r236875. Corrected oe3 to oe2 as obvious.
7953 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7957 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
7958 that inserted stmt will not dominate stmts that defines its operand.
7959 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
7960 (rewrite_expr_tree_parallel): Likewise.
7962 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7965 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
7966 all fields including stmt_to_insert are swapped.
7968 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7970 * predict.h (force_edge_cold): Declare.
7971 * predict.c (force_edge_cold): New function.
7972 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
7974 (canonicalize_loop_induction_variables): Fix formating.
7976 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
7978 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
7979 (visium_expand_copysign): Use gen_int_mode directly.
7980 (visium_compute_frame_size): Minor tweaks.
7982 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7984 * tree-vect-loop.c (vect_analyze_loop_2): Use
7985 likely_max_stmt_executions_int.
7987 2016-05-30 Tom de Vries <tom@codesourcery.com>
7989 PR tree-optimization/69067
7990 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
7992 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
7995 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
7996 New peepholes to remove unneeded fild/fistp pairs.
7997 (define_peephole2 atomic_loaddi_fpu): Ditto.
7999 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8001 * predict.c (maybe_hot_frequency_p): Avoid division.
8003 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8005 * doc/install.texi: Use https for shop.fsf.org.
8007 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8009 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
8010 likely_max_stmt_executions_int.
8012 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8014 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8015 likely_max_stmt_executions_int.
8017 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8019 * profile.c (compute_branch_probabilities): Do not report hitrates
8021 (branch_prob): Report hitrates here.
8022 * predict.c (gimple_predict_edge): Do not assert profile status;
8023 fix formatting issues.
8025 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8027 * predict.c (edge_predicted_by_p): New function.
8028 (predict_paths_for_bb): Do not put multiple predictions of the same type
8031 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8033 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
8036 2016-05-28 Alan Modra <amodra@gmail.com>
8038 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
8040 2016-05-28 Alan Modra <amodra@gmail.com>
8042 PR rtl-optimization/71275
8043 * ira.c (ira): Free dominance info.
8045 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8047 * doc/sourcebuild.texi: New address for upstream Go repository.
8049 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8051 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8052 (TARGET_ARM_V7M): Likewise.
8054 2016-05-26 Jeff Law <law@redhat.com>
8056 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
8057 (thread_across_edge): Remove calls to find_jump_threads_backwards.
8058 * passes.def: Add jump threading passes before DOM/VRP.
8059 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
8060 argument to a basic block from an edge. Remove tests which are
8062 (pass_data_thread_jumps, class pass_thread_jumps): New.
8063 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
8064 (make_pass_thread_jumps): Likewise.
8065 * tree-pass.h (make_pass_thread_jumps): Declare.
8067 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
8069 * config/visium/visium-protos.h (split_double_move): Rename into...
8070 (visium_split_double_move): ...this.
8071 (visium_split_double_add): Declare.
8072 * config/visium/visium.c (split_double_move): Rename into...
8073 (visium_split_double_move): ...this.
8074 (visium_split_double_add): New function.
8075 (visium_expand_copysign): Renumber operands for consistency.
8076 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
8077 (DFmode move splitter): Likewise.
8078 (*addi3_insn): Split by means of visium_split_double_add.
8079 (*adddi3_insn_flags): Delete.
8080 (*plus_plus_sltu<subst_arith>): New insn.
8081 (*subdi3_insn): Split by means of visium_split_double_add.
8082 (subdi3_insn_flags): Delete.
8083 (*minus_minus_sltu<subst_arith>): New insn.
8084 (*negdi2_insn): Split by means of visium_split_double_add.
8085 (*negdi2_insn_flags): Delete.
8087 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
8089 * configure.ac: Treat a --with-headers option without argument
8090 the same as the default (i.e. consult sys-include directory).
8091 * configure: Regenerate.
8093 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8095 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
8096 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
8098 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
8099 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
8101 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8104 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
8105 tree-stdarg analysis results.
8106 (aarch64_setup_incoming_varargs): Likewise.
8108 2016-05-27 Jiong Wang <jiong.wang@arm.com>
8110 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
8111 va_list_gpr_counter_field and va_list_fpr_counter_field.
8113 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
8116 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
8117 * config/aarch64/aarch64.c
8118 (aarch64_cannot_change_mode_class): Remove function.
8119 * config/aarch64/aarch64-protos.h
8120 (aarch64_cannot_change_mode_class): Remove.
8122 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
8124 * cfgloop.c (record_niter_bound): Record likely upper bounds.
8125 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
8126 get_likely_max_loop_iterations_int): New.
8127 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
8128 any_likely_upper_bound.
8129 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
8131 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
8132 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
8134 (unroll_loop_constant_iterations): Likewise.
8135 (unroll_loop_runtime_iterations): Likewise.
8136 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
8137 * lto-streamer-out.c (output_cfg): Likewise.
8138 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
8140 (canonicalize_loop_induction_variables): Dump likely upper bounds.
8141 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
8142 (likely_max_loop_iterations): New.
8143 (likely_max_loop_iterations_int): New.
8144 (likely_max_stmt_executions): New.
8145 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
8146 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
8147 likely_max_stmt_executions): Declare.
8149 2016-05-27 Marek Polacek <polacek@redhat.com>
8152 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
8154 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8156 * config/s390/s390.md (2x risbg splitters): Use
8157 reg_overlap_mentioned_p instead of rtx_equal_p.
8159 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8161 * combine.c (make_compound_operation): Take known zero bits into
8162 account when checking for possible zero_extend.
8164 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8166 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
8167 Use const_int_operand for operand 2 predicate. Simplify expand code
8170 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
8173 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
8176 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8178 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
8179 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
8180 that returns CC_SESWPmode and CC_ZESWPmode.
8181 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
8183 (aarch64_rtx_costs): Likewise.
8185 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8187 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
8188 for ISA 3.0 min/max support.
8189 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
8190 conditional move support.
8191 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
8192 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8194 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8195 conditional moves where the comparison type is different from move
8197 (fp_minmax): New code iterator for smin/smax.
8198 (minmax): New code attributes for min/max.
8199 (SMINMAX): Likewise.
8200 (smax<mode>3): Combine min, max insns into one insn using the
8201 fp_minmax code iterator. Add support for ISA 3.0 min/max
8202 instructions that don't need -ffast-math.
8203 (s<minmax><mode>3): Likewise.
8204 (smax<mode>3_vsx): Likewise.
8205 (smin<mode>3): Likewise.
8206 (s<minmax><mode>3_vsx): Likewise.
8207 (smin<mode>3_vsx): Likewise.
8208 (pre-VSX min/max splitters): Likewise.
8209 (s<minmax><mode>3_fpr): Likewise.
8210 (movsfcc): Rewrite floating point conditional moves to combine
8211 SFmode/DFmode into a single insn.
8212 (mov<mode>cc): Likewise.
8213 (movdfcc): Likewise.
8214 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8215 SFDF2 iterators to handle all combinations.
8216 (fseldfsf4): Likewise.
8217 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8218 (fseldfdf4): Likewise.
8219 (fselsfdf4): Likewise.
8220 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8221 comparison instructions that set a 0/-1 mask, and use it for
8222 floating point conditional move via XXSEL.
8223 (fpmask<mode>): Likewise.
8224 (xxsel<mode>): Likewise.
8225 * config/rs6000/predicates.md (min_max_operator): Delete, no
8227 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8228 instructions that generate a 0/-1 mask for use with XXSEL.
8229 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8230 say whether floating point min/max is available, either through
8231 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8232 (TARGET_MINMAX_DF): Likewise.
8234 2016-05-27 Alan Modra <amodra@gmail.com>
8236 PR rtl-optimization/71275
8237 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8238 for update_equiv_regs and combine_and_move_insns.
8240 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8242 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8243 if_then_else or cond RTXes to calculate attribute value.
8244 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8245 <attr "length_immediate>: Ditto.
8246 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8247 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8248 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8249 <attr "type">: Ditto.
8250 <attr "prefix_data16">: Ditto.
8251 <attr "prefix_extra">: Ditto.
8252 <attr "length_immediate">: Ditto.
8253 <attr "prefix">: Ditto.
8254 (vec_set<mode>_0) <attr "isa">: Ditto.
8255 <attr "prefix_extra">: Ditto.
8256 <attr "length_immediate">: Ditto.
8257 <attr "prefix">: Ditto.
8258 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8259 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8260 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8261 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8262 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8263 <attr "length_immediate">: Ditto.
8264 <attr "prefix">: Ditto.
8265 (sse2_movsd) <attr "length_immediate">: Ditto.
8266 <attr "prefix">: Ditto.
8267 (vec_concatv2df) <attr "isa">: Ditto.
8268 <attr "prefix">: Ditto.
8269 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8270 (*vec_extractv2di_1) <attr "isa">: Ditto.
8271 <attr "type">: Ditto.
8272 <attr "length_immediate">: Ditto.
8273 <attr "prefix_rex">: Ditto.
8274 <attr "prefix_extra">: Ditto.
8275 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8276 <attr "prefix_extra">: Ditto.
8277 <attr "length_immediate">: Ditto.
8278 (vec_concatv2di) <attr "isa">: Ditto.
8279 <attr "prefix_extra">: Ditto.
8280 <attr "length_immediate">: Ditto.
8281 <attr "prefix">: Ditto.
8283 2016-05-26 Martin Liska <mliska@suse.cz>
8285 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8287 (operator+): Likewise.
8288 (operator-): Likewise.
8289 (comp_cost::operator+=): Likewise.
8290 (comp_cost::operator-=): Likewise.
8291 (comp_cost::operator/=): Likewise.
8292 (comp_cost::operator*=): Likewise.
8293 (operator<): Likewise.
8294 (operator==): Likewise.
8295 (operator<=): Likewise.
8297 (infinite_cost_p): Likewise.
8298 (add_costs): Likewise.
8299 (sub_costs): Likewise.
8300 (compare_costs): Likewise.
8301 (set_group_iv_cost): Use the newly introduced functions.
8302 (get_address_cost): Likewise.
8303 (get_shiftadd_cost): Likewise.
8304 (force_expr_to_var_cost): Likewise.
8305 (split_address_cost): Likewise.
8306 (ptr_difference_cost): Likewise.
8307 (difference_cost): Likewise.
8308 (get_computation_cost_at): Likewise.
8309 (determine_group_iv_cost_generic): Likewise.
8310 (determine_group_iv_cost_address): Likewise.
8311 (determine_group_iv_cost_cond): Likewise.
8312 (autoinc_possible_for_pair): Likewise.
8313 (determine_group_iv_costs): Likewise.
8314 (cheaper_cost_pair): Likewise.
8315 (iv_ca_recount_cost): Likewise.
8316 (iv_ca_set_no_cp): Likewise.
8317 (iv_ca_set_cp): Likewise.
8318 (iv_ca_cost): Likewise.
8319 (iv_ca_new): Likewise.
8320 (iv_ca_dump): Likewise.
8321 (iv_ca_narrow): Likewise.
8322 (iv_ca_prune): Likewise.
8323 (iv_ca_replace): Likewise.
8324 (try_add_cand_for): Likewise.
8325 (try_improve_iv_set): Likewise.
8326 (find_optimal_iv_set): Likewise.
8328 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
8330 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
8331 that internal functions will clobber all caller-saved registers.
8333 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8335 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8336 Return a better case_values_threshold when optimizing.
8338 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8340 * config/aarch64/aarch64-simd.md (aarch64_combinez):
8341 Add ? to integer variant.
8342 (aarch64_combinez_be): Likewise.
8344 2016-05-26 Jakub Jelinek <jakub@redhat.com>
8346 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
8347 instead of x constraint.
8348 (vcvtps2ph256<mask_name>): Likewise.
8350 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
8351 alternative. Formatting fix.
8353 * config/i386/sse.md
8354 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
8356 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
8357 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
8358 maybe_evex prefix instead of vex.
8359 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
8360 EXT_REX_SSE_REG_P (op0) case in the splitter.
8362 2016-05-25 Jeff Law <law@redhat.com>
8364 PR tree-optimization/71272
8365 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
8366 Update comments. Add test for empty path.
8368 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
8370 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
8371 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
8372 special case builtin.
8373 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8374 code for ALTIVEC_BUILTIN_VEC_CMPNE.
8375 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8376 for __builtin_vec_cmpne.
8378 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
8380 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
8381 redundant test and bail out if the type of the new operand is not
8382 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
8384 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8386 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
8387 (x_ix86_target_flags_explicit): Remove.
8388 * config/i386/i386.c (ix86_function_specific_save): Do not copy
8389 x_ix86_target_flags_explicit.
8390 (ix86_function_specific_restore): Ditto.
8392 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8393 H.J. Lu <hongjiu.lu@intel.com>
8396 * common/config/i386/i386-common.c
8397 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
8398 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
8399 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
8400 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
8401 (-mgeneral-regs-only): Add new option.
8402 * config/i386/i386.c (ix86_option_override_internal): Don't enable
8403 x87 instructions if only general registers are allowed.
8404 (ix86_target_string): Add ix86_flags argument. Handle additional
8405 flags options through ix86_flags argument. Update all callers.
8406 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
8408 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8410 PR rtl-optimization/66940
8411 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
8412 decrementing desired_val will not overflow before performing these
8415 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
8417 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
8418 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
8419 * config/i386/i386.c (enum ix86_builtins): Add
8420 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
8421 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
8422 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
8423 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
8424 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
8425 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
8426 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
8427 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
8428 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
8429 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
8430 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
8431 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
8432 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
8433 __builtin_ia32_cvtps2dq512_mask.
8434 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
8435 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
8436 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
8437 * config/i386/sse.md
8438 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
8440 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
8441 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
8443 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
8444 (avx512f_vec_pack_sfix_v8df): New define_expand.
8445 (avx512f_roundpd512): Rename to ...
8446 (avx512f_round<castmode>512): ... this. Change iterator.
8447 (avx512f_roundps512_sfix): New define_expand.
8448 (round<mode>2_sfix): Change iterator.
8450 2016-05-25 Nick Clifton <nickc@redhat.com>
8452 * config/msp430/msp430.c (msp430_attr): Produce an error if a
8453 static interrupt handler is detected.
8454 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
8455 default linker script.
8456 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8457 the low part of a symbolic pointer.
8459 2016-05-25 Richard Biener <rguenther@suse.de>
8461 PR tree-optimization/71261
8462 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
8463 interesting stmt instead of immediate uses when looking
8464 for the use operand to replace.
8466 2016-05-25 Martin Liska <mliska@suse.cz>
8468 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
8470 2016-05-25 Richard Biener <rguenther@suse.de>
8472 PR tree-optimization/71264
8473 * tree-vect-stmts.c (vect_init_vector): Properly deal with
8476 2016-05-25 Martin Liska <mliska@suse.cz>
8478 PR tree-optimization/71239
8479 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
8480 if DECL_SIZE is NULL.
8482 2016-05-25 Richard Biener <rguenther@suse.de>
8484 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
8485 * tree-if-conv.c (pass_data_if_conversion): Use it.
8487 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
8489 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
8490 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
8491 * varpool.c (varpool_node::get_availability): Likewise.
8493 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8495 * config/rs6000/altivec.md (VNEG iterator): New iterator for
8496 VNEGW/VNEGD instructions.
8497 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
8498 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
8499 support for ISA 3.0 VNEGW/VNEGD instructions.
8501 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
8503 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
8504 pointers inside OACC_DATA regions.
8505 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
8506 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
8507 (gimplify_adjust_omp_clauses): Fix typo in comment.
8509 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8511 * config/rs6000/altivec.md (VParity): New mode iterator for vector
8512 parity built-in functions.
8513 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
8515 (p9v_parity<mode>2): Likewise.
8516 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
8518 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
8519 (parity<mode>2): ISA 3.0 expander for vector parity.
8520 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
8522 (BU_P9_64BIT_MISC_0): Likewise.
8523 (BU_P9_MISC_0): Likewise.
8524 (BU_P9V_AV_1): Likewise.
8525 (BU_P9V_AV_2): Likewise.
8526 (BU_P9V_AV_3): Likewise.
8527 (BU_P9V_AV_P): Likewise.
8528 (BU_P9V_VSX_1): Likewise.
8529 (BU_P9V_OVERLOAD_1): Likewise.
8530 (BU_P9V_OVERLOAD_2): Likewise.
8531 (BU_P9V_OVERLOAD_3): Likewise.
8532 (VCTZB): Add vector count trailing zeros support.
8536 (VPRTYBD): Add vector parity support.
8537 (VPRTYBQ): Likewise.
8538 (VPRTYBW): Likewise.
8539 (VCTZ): Add overloaded vector count trailing zeros support.
8540 (VPRTYB): Add overloaded vector parity support.
8541 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8542 overloaded vector count trailing zeros and parity instructions.
8543 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
8544 vector parity support.
8545 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
8546 trailing zeros support.
8547 (vec_cntlz): Likewise.
8548 (vec_vctzb): Likewise.
8549 (vec_vctzd): Likewise.
8550 (vec_vctzh): Likewise.
8551 (vec_vctzw): Likewise.
8552 (vec_vprtyb): Add ISA 3.0 vector parity support.
8553 (vec_vprtybd): Likewise.
8554 (vec_vprtybw): Likewise.
8555 (vec_vprtybq): Likewise.
8556 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8557 the ISA 3.0 vector count trailing zeros and vector parity built-in
8560 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8562 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
8563 when there is stmt_to_insert.
8565 2016-05-24 Martin Sebor <msebor@redhat.com>
8568 * tree.h (complete_or_array_type_p): New inline function.
8570 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8572 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
8573 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
8574 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
8576 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
8577 Limit 1st alternative to noavx isa, split 2nd alternative into one
8578 noavx and one avx alternative, use *x and Bm in the former and
8579 x and m in the latter.
8581 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
8582 of sse4 for the first alternative, drop %v from the template
8583 and d operand modifier. Split second alternative into one sse4_noavx
8584 and one avx alternative, use *x instead of *v in the former and v
8585 instead of *v in the latter.
8586 (*sse4_1_extractps): Use noavx isa instead of * for the first
8587 alternative, drop %v from the template. Split second alternative into
8588 one noavx and one avx alternative, use *x instead of *v in the
8589 former and v instead of *v in the latter.
8590 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
8591 with noavx and the last one with avx.
8592 (sse4_1_phminposuw): Guard first alternative with noavx isa,
8593 split the second one into one noavx and one avx alternative,
8594 use *x and Bm in the former and x and m in the latter one.
8595 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
8598 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
8599 first two alternatives to noavx, use *x instead of *v in the second
8600 one, add avx alternative without *.
8601 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
8602 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
8603 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
8605 2016-05-24 Jeff Law <law@redhat.com>
8607 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
8608 New function, extracted from...
8609 (fsm_find_control_statement_thread_paths): Here. Use the new function.
8610 Allow simple copies and constant initializations in the SSA chain.
8612 2016-05-24 Marek Polacek <polacek@redhat.com>
8615 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
8618 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8621 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
8622 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
8623 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
8624 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
8625 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
8627 2016-05-24 Richard Biener <rguenther@suse.de>
8629 PR tree-optimization/71240
8630 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
8633 2016-05-24 Richard Biener <rguenther@suse.de>
8635 PR tree-optimization/71230
8636 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
8638 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8640 * tree-vectorizer.h (vectorizable_comparison): Delete.
8641 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
8642 PURE_SLP_STMT check.
8643 * tree-vect-stmts.c (vectorizable_call): Likewise.
8644 (vectorizable_simd_clone_call): Likewise.
8645 (vectorizable_conversion): Likewise.
8646 (vectorizable_assignment): Likewise.
8647 (vectorizable_shift): Likewise.
8648 (vectorizable_operation): Likewise.
8649 (vectorizable_load): Likewise.
8650 (vectorizable_condition): Likewise.
8651 (vectorizable_store): Likewise. Assert that we don't have
8653 (vectorizable_comparison): Make static. Remove redundant
8654 PURE_SLP_STMT check.
8655 (vect_transform_stmt): Assert that we always have an slp_node
8658 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8660 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
8661 operands[2] against 1 with comparison against CONST1_RTX.
8662 (<shift>di3_neon): Likewise.
8663 * config/arm/predicates.md (const0_operand): Replace with comparison
8666 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8668 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
8669 operands[2] against 1 with comparison against CONST1_RTX.
8670 (ashrdi3): Likewise.
8671 (lshrdi3): Likewise.
8672 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
8674 (ashrsi3): Likewise.
8675 (lshrsi3): Likewise.
8676 (rotrsi3): Likewise.
8677 (define_split above *compareqi_eq0): Likewise.
8678 (define_split above "prologue"): Likewise.
8679 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
8680 * config/arm/predicates.md (shift_operator): Likewise.
8681 (shift_nomul_operator): Likewise.
8682 (sat_shift_operator): Likewise.
8683 (thumb1_cmp_operand): Likewise.
8684 (const_neon_scalar_shift_amount_operand): Replace manual range
8685 check with IN_RANGE.
8686 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
8687 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
8689 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8691 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
8692 with HOST_WIDE_INT_1.
8694 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
8695 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
8696 (arm_canonicalize_comparison): Likewise.
8697 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
8699 (thumb1_size_rtx_costs): Likewise.
8700 (vfp_const_double_index): Replace cast of 1 to unsigned
8701 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8702 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
8704 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
8705 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8706 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
8707 HOST_WIDE_INT with HOST_WIDE_INT_1.
8709 2016-05-24 Marek Polacek <polacek@redhat.com>
8711 * tree-cfg.h (should_remove_lhs_p): New predicate.
8712 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
8713 * gimplify.c (gimplify_modify_expr): Likewise.
8714 * tree-cfg.c (verify_gimple_call): Likewise.
8715 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
8716 * gimple-fold.c: Include "tree-cfg.h".
8717 (gimple_fold_call): Use should_remove_lhs_p.
8719 2016-05-24 Richard Biener <rguenther@suse.de>
8721 PR tree-optimization/71253
8722 * cfganal.h (control_dependences): Make robust against edge
8724 (control_dependences::control_dependences): Remove edge_list argument.
8725 (control_dependences::get_edge): Remove.
8726 (control_dependences::get_edge_src): Add.
8727 (control_dependences::get_edge_dest): Likewise.
8728 (control_dependences::m_el): Make a vector of edge src/dest index.
8729 * cfganal.c (control_dependences::find_control_dependence): Adjust.
8730 (control_dependences::control_dependences): Likewise.
8731 (control_dependences::~control_dependence): Likewise.
8732 (control_dependences::get_edge): Remove.
8733 (control_dependences::get_edge_src): Add.
8734 (control_dependences::get_edge_dest): Likewise.
8735 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
8737 (perform_tree_ssa_dce): Adjust.
8738 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
8740 (pass_loop_distribution::execute): Adjust. Do loop destroying
8741 conditional on changed.
8743 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8746 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
8747 return. Reindent transformation comment and mention the ARM state
8750 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8753 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
8754 after build_and_add_sum creates new use stmt.
8756 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8758 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
8759 load_lanes/grouped_load classification comes first. Don't check
8760 whether the vectorization factor is a multiple of the group size
8763 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8765 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
8766 GROUP_GAP for single-element interleaving.
8767 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
8770 2016-05-24 Richard Biener <rguenther@suse.de>
8774 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
8775 bases which are accessed with non-invariant indices.
8776 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
8777 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
8779 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8782 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
8783 (add_to_ops_vec): Add stmt_to_insert.
8784 (add_repeat_to_ops_vec): Init stmt_to_insert.
8785 (insert_stmt_before_use): New.
8786 (transform_add_to_multiply): Remove mult_stmt insertion and add it
8788 (get_ops): Init stmt_to_insert.
8789 (maybe_optimize_range_tests): Likewise.
8790 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
8791 (rewrite_expr_tree_parallel): Likewise.
8792 (reassociate_bb): Likewise.
8794 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8797 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
8798 ISA 3.0 xxperm fusion alternative.
8799 (altivec_vperm_v8hiv16qi): Likewise.
8800 (altivec_vperm_<mode>_uns_internal): Likewise.
8801 (vperm_v8hiv4si): Likewise.
8802 (vperm_v16qiv8hi): Likewise.
8804 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8805 Kelvin Nilsen <kelvin@gcc.gnu.org>
8807 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
8808 vpermr/xxpermr on ISA 3.0.
8809 (altivec_expand_vec_perm_le): Likewise.
8810 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
8811 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
8814 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
8816 * config/i386/i386.h (IS_STACK_MODE): Enable for
8817 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
8818 SSE_FLOAT_MODE_P macros.
8819 * config/i386/i386.c (ix86_preferred_reload_class): Use
8820 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
8821 Cleanup regclass processing for CONST_DOUBLE_P.
8822 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
8823 (ix86_rtx_costs): Remove redundant TARGET_80387 check
8824 with IS_STACK_MODE macro.
8825 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
8827 (*movdf_internal): Use IS_STACK_MODE macro.
8828 (*movsf_internal): Ditto.
8830 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
8832 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
8833 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
8835 2016-05-23 Jeff Law <law@redhat.com>
8837 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
8839 (fsm_find_control_statement_thread_paths): Call it.
8841 2016-05-23 Martin Jambor <mjambor@suse.cz>
8844 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
8845 from_global_constant if t is not NULL.
8847 2016-05-23 Marek Polacek <polacek@redhat.com>
8850 * common.opt (Wswitch-unreachable): New option.
8851 * doc/invoke.texi: Document -Wswitch-unreachable.
8852 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
8855 2016-05-23 Bin Cheng <bin.cheng@arm.com>
8857 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
8858 TMR_INDEX is non-NULL.
8860 2016-05-23 Richard Biener <rguenther@suse.de>
8862 PR tree-optimization/71230
8863 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
8864 (try_special_add_to_ops): ... here. Always test for single-use.
8866 2016-05-23 Martin Jambor <mjambor@suse.cz>
8868 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
8869 default block if a PHI node in the original one would be resized.
8871 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8873 PR tree-optimization/58135
8874 * tree-vect-slp.c: When group size is not multiple
8875 of vector size, allow splitting of store group at
8878 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
8880 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
8882 2016-05-22 Jakub Jelinek <jakub@redhat.com>
8884 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8885 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
8886 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
8889 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
8890 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
8891 v constraint instead of x and vinserti32x4 insn.
8893 * config/i386/sse.md (i128vldq): New mode iterator.
8894 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
8895 avx512dq and avx512vl alternatives.
8897 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
8898 constraint, use maybe_evex prefix instead of vex.
8899 (vec_dupv4sf): Use v constraint instead of x for output
8900 operand except for noavx alternative, use Yv constraint
8901 instead of x for input. Use maybe_evex prefix instead of vex.
8902 (*vec_dupv4si): Likewise.
8903 (*vec_dupv2di): Likewise.
8905 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
8908 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
8909 (linearize_expr_tree): Call try_special_add_to_ops.
8910 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
8912 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8914 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
8915 to computed stack_usage.
8917 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8920 * config/avr/avr.md (define_expand "mov<mode>"): If the source
8921 operand is subreg (symbol_ref) then move the symbol ref to register.
8923 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
8925 * tree.c (array_at_struct_end_p): Look through MEM_REF.
8927 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8930 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
8933 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
8935 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
8936 ranges by calling get_single_symbol and tidy up. Look more closely
8937 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
8939 2016-05-20 Jeff Law <law@redhat.com>
8941 * bitmap.c (bitmap_find_bit): Remove useless test.
8943 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
8945 * function.c (thread_prologue_and_epilogue_insns): Commit the
8946 insertion of the epilogue.
8948 2016-05-20 Martin Jambor <mjambor@suse.cz>
8950 PR tree-optimization/70884
8951 * tree-sra.c (initialize_constant_pool_replacements): Do not check
8952 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
8953 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
8954 of constant pool data as a reason for scalarization.
8956 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
8958 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
8959 for naked functions.
8960 (thumb1_expand_prologue): Likewise.
8962 2016-05-20 Nathan Sidwell <nathan@acm.org>
8964 * config/nvptx/nptx.c (nvptx_option_override): Only set
8965 flag_toplevel_reorder, if not explicitly specified. Set
8966 flag_no_common, unless explicitly specified.
8968 2016-05-20 David Malcolm <dmalcolm@redhat.com>
8970 * calls.c (can_implement_as_sibling_call_p): Mark param
8971 reg_parm_stack_space with ATTRIBUTE_UNUSED.
8973 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
8975 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
8976 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
8977 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
8979 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
8980 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
8983 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
8985 * config/nvptx/nvptx.md (sincossf3): New pattern.
8987 2016-05-20 David Malcolm <dmalcolm@redhat.com>
8989 * calls.c (maybe_complain_about_tail_call): New function.
8990 (initialize_argument_information): Call
8991 maybe_complain_about_tail_call when clearing *may_tailcall.
8992 (can_implement_as_sibling_call_p): Call
8993 maybe_complain_about_tail_call when returning false.
8994 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
8995 ensure try_tail_call is set. Call maybe_complain_about_tail_call
8996 if tail-call optimization fails.
8997 * cfgexpand.c (expand_call_stmt): Initialize
8998 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
8999 * gimple-pretty-print.c (dump_gimple_call): Dump
9000 gimple_call_must_tail_p.
9001 * gimple.c (gimple_build_call_from_tree): Call
9002 gimple_call_set_must_tail with the value of
9003 CALL_EXPR_MUST_TAIL_CALL.
9004 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
9005 (gimple_call_set_must_tail): New function.
9006 (gimple_call_must_tail_p): New function.
9007 * print-tree.c (print_node): Update printing of TREE_STATIC
9008 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
9009 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
9010 trailing comment listing applicable flags.
9011 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
9013 2016-05-20 David Malcolm <dmalcolm@redhat.com>
9015 * calls.c (expand_call): Move "Rest of purposes for tail call
9016 optimizations to fail" to...
9017 (can_implement_as_sibling_call_p): ...this new function, and
9018 split into multiple "if" statements.
9020 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9022 * cfgloop.h (expected_loop_iterations_unbounded,
9023 expected_loop_iterations): Unconstify.
9024 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
9025 profile with known upper bound; return 3 when profile is absent.
9026 (expected_loop_iterations): Update.
9028 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9030 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
9031 and get_max_loop_iterations_int.
9033 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
9035 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
9036 realistic upper bounds here.
9038 2016-05-20 Jakub Jelinek <jakub@redhat.com>
9041 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
9042 calls if the LHS is variable length or has addressable type.
9043 If targets[0]->decl is a noreturn call with void return type and
9044 zero arguments, adjust fntype and remove lhs in that case.
9046 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
9048 PR tree-optimization/71079
9049 PR tree-optimization/71206
9050 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
9052 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9054 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
9055 (get_vec_alignment_for_array_decl): Likewise.
9056 (get_vec_alignment_for_record_decl): Likewise.
9057 (increase_alignment::execute): Move code to find alignment to
9058 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
9059 (type_align_map): New hash_map.
9061 2016-05-20 Richard Guenther <rguenther@suse.de>
9063 PR tree-optimization/29756
9064 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
9065 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
9066 * fold-const.c (operand_equal_p): Likewise.
9067 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
9068 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
9069 * tree-inline.c (estimate_operator_cost): Likewise.
9070 * tree-pretty-print.c (dump_generic_node): Likewise.
9071 * tree-ssa-operands.c (get_expr_operands): Likewise.
9072 * cfgexpand.c (expand_debug_expr): Likewise.
9073 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
9074 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
9075 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
9076 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
9077 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
9078 (execute_update_addresses_taken): Do it.
9080 2016-05-20 Richard Biener <rguenther@suse.de>
9082 PR tree-optimization/71185
9083 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
9084 register operations.
9086 2016-05-20 Richard Biener <rguenther@suse.de>
9088 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
9089 gimple_seq_add_seq_without_update.
9090 (release_bb_predicate): Assert we have no operands to free.
9091 (if_convertible_loop_p_1): Calculate post dominators later.
9092 Do not free BB predicates here.
9093 (combine_blocks): Do not recompute BB predicates.
9094 (version_loop_for_if_conversion): Save BB predicates around
9097 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9099 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
9100 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
9101 code. Ignore sibcalls on EDGE_IGNORE edges.
9102 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
9103 on edges for sibcalls that run without prologue. The rest of the
9104 function is combined from...
9105 (fix_fake_fallthrough_edge): ... this, and ...
9106 (try_shrink_wrapping): ... a part of this. Remove the bb_with
9107 function argument, make it a local variable.
9109 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
9111 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
9112 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
9113 for 32-bit mode and SEH for 64-bit.
9114 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
9115 TARGET_64BIT_DEFAULT.
9117 2016-05-19 Ryan Burn <contact@rnburn.com>
9119 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
9120 * gengtype.c (open_base_files): Add cilk.h to ifiles.
9122 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
9124 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
9125 force pending loads from memory.
9127 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
9129 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
9130 (UNSPEC_DARN_32): New unspec constant.
9131 (UNSPEC_DARN_RAW): New unspec constant.
9132 (darn_32): New instruction.
9133 (darn_raw): New instruction.
9134 (darn): New instruction.
9135 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
9136 support and documentation for this macro.
9137 (BU_P9_MISC_1): New macro definition.
9138 (BU_P9_64BIT_MISC_0): New macro definition.
9139 (BU_P9_MISC_0): New macro definition.
9140 (darn_32): New builtin definition.
9141 (darn_raw): New builtin definition.
9142 (darn): New builtin definition.
9143 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
9144 RS6000_BUILTIN_0 directives to surround each occurrence of
9145 #include "rs6000-builtin.def".
9146 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
9147 RS6000_BTM_64BIT flags to the returned mask, depending on
9149 (def_builtin): Correct an error in the assignments made to the
9150 debugging variable attr_string.
9151 (rs6000_expand_builtin): Add support for no-operand built-in
9153 (builtin_function_type): Remove fatal_error assertion that is no
9155 (rs6000_common_init_builtins): Add support for no-operand built-in
9157 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
9159 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
9161 (RS6000_BTM_64BIT): New macro definition.
9162 * doc/extend.texi: Document __builtin_darn (void),
9163 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
9166 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
9168 * tree-vect-loop.c (vect_analyze_loop_2): Use also
9169 max_loop_iterations_int.
9171 2016-05-19 Marek Polacek <polacek@redhat.com>
9173 PR tree-optimization/71031
9174 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
9175 condition and adjust the code a bit.
9177 2016-05-19 Martin Liska <mliska@suse.cz>
9179 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
9180 auto_vec instead of vec.
9182 2016-05-19 Martin Liska <mliska@suse.cz>
9184 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
9186 2016-05-19 Martin Liska <mliska@suse.cz>
9188 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
9190 2016-05-19 Martin Liska <mliska@suse.cz>
9192 * ipa-pure-const.c (set_function_state): Remove an existing
9194 (remove_node_data): Do not free it as it's released
9195 in set_function_state.
9197 2016-05-19 Martin Liska <mliska@suse.cz>
9199 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9202 2016-05-19 Martin Liska <mliska@suse.cz>
9204 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9206 2016-05-19 Martin Liska <mliska@suse.cz>
9208 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9209 an auto_vec instead of re-creating it.
9211 2016-05-19 Martin Liska <mliska@suse.cz>
9213 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9214 auto_vec instead of vec.
9216 2016-05-19 Martin Liska <mliska@suse.cz>
9218 * lto-section-in.c (lto_get_section_data): Call
9219 lto_check_version with additional argument.
9220 * lto-streamer.c (lto_check_version): Add new argument.
9221 * lto-streamer.h (lto_check_version): Likewise.
9223 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9225 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9226 Don't add cost of inner memory when handling sign-extended loads.
9228 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9230 PR rtl-optimization/71148
9231 * cse.c (cse_main): Free dominance info.
9232 (rest_of_handle_cse): Don't free dominance info.
9233 (rest_of_handle_cse2): Likewise.
9234 (rest_of_handle_cse_after_global_opts): Likewise.
9236 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9239 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9240 NULL_TREE early if NEON is not available. Remove now redundant check
9241 in ARM_CHECK_BUILTIN_MODE.
9243 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9246 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9247 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9248 * doc/cpp.texi: Document new macros.
9250 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9252 PR tree-optimization/69848
9253 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9254 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9256 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9258 * function.c (thread_prologue_and_epilogue_insn): Move the
9259 "goto epilogue_done" one block later.
9261 2016-05-19 Richard Biener <rguenther@suse.de>
9263 PR tree-optimization/70729
9264 * passes.def: Move LIM pass before PRE. Remove no longer
9265 required copyprop and move first DCE out of the loop pipeline.
9267 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9270 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9271 (OBJS-libcommon-target): ...here.
9272 * opts-common.c: Include spellcheck.h.
9273 (cmdline_handle_error): Build a vec of valid options and use it
9274 to suggest provide hints for misspelled arguments.
9276 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9279 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9280 lhs if it has TREE_ADDRESSABLE type.
9282 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9285 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9286 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9288 2016-05-18 Martin Jambor <mjambor@suse.cz>
9291 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
9292 input for NOP_EXPR pass-through functions.
9293 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
9294 aggregate global constant VAR_DECLs in constant jump functions.
9296 2016-05-18 Martin Jambor <mjambor@suse.cz>
9299 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
9300 from TREE_READONLY parameters.
9302 2016-05-18 Martin Jambor <mjambor@suse.cz>
9305 * cgraph.h (cgraph_indirect_call_info): New field
9306 guaranteed_unmodified.
9307 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
9308 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9310 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
9311 pass the parameter value to ipa_find_agg_cst_for_param.
9312 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
9313 guaranteed_unmodified, store AA results there instead of bailing out
9315 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
9316 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
9317 (find_constructor_constant_at_offset): New function.
9318 (ipa_find_agg_cst_from_init): Likewise.
9319 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
9320 static initializers of contants, report back through a new paameter
9321 from_global_constant if that was the case.
9322 (try_make_edge_direct_simple_call): Also pass parameter value to
9323 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9325 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
9326 (ipa_read_indirect_edge_info): Likewise.
9327 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
9328 (ipa_load_from_parm_agg): Likewise.
9330 2016-05-18 Jiong Wang <jiong.wang@arm.com>
9332 PR rtl-optimization/71150
9333 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
9336 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9339 * config/rs6000/constraints.md (wE constraint): New constraint
9340 for a vector constant that can be loaded with XXSPLTIB.
9341 (wM constraint): New constraint for a vector constant of a 1's.
9342 (wS constraint): New constraint for a vector constant that can be
9343 loaded with XXSPLTIB and a vector sign extend instruction.
9344 * config/rs6000/predicates.md (xxspltib_constant_split): New
9345 predicates for wE/wS constraints.
9346 (xxspltib_constant_nosplit): Likewise.
9347 (easy_vector_constant): Add support for constants that can be
9348 loaded via XXSPLTIB.
9349 (all_ones_constant): New predicate for vector constant with all
9351 (splat_input_operand): Add support for ISA 3.0 word splat operations.
9352 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
9353 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
9354 instruction and possibly with a sign extension.
9355 (output_vec_const_move): Add support for XXSPLTIB. If we are
9356 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
9357 instead of XXLXOR/XXLORC.
9358 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
9360 (rs6000_legitimize_reload_address): Likewise.
9361 (rs6000_output_move_128bit): Use output_vec_const_move to emit
9363 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
9364 combine VSX_M and VSX_M2 into one iterator.
9366 (VSINT_84): New iterators for loading constants with XXSPLTIB.
9367 (VSINT_842): Likewise.
9368 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
9369 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
9370 XXSPLTIB instruction.
9371 (xxspltib_<mode>_nosplit): Likewise.
9372 (xxspltib_<mode>_split): New insn to load up constants with
9373 XXSPLTIB and a sign extend instruction.
9374 (vsx_mov<mode>): Replace single move that handled all vector types
9375 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
9376 moves (when -mvsx-timode is in effect) into the main vector
9377 moves. Eliminate separate moves for <VSr> <VSa>, where the
9378 preferred register class (<VSr>) is listed first, and the
9379 secondary register class (<VSa>) is listed second with a '?' to
9380 discourage use. Prefer loading 0/-1 in any VSX register for ISA
9381 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
9382 that if the register was involved in a slow operation, the
9383 clear/set operation does not wait for the slow operation to
9384 finish. Adjust the length attributes for 32-bit mode. Use
9385 rs6000_output_move_128bit and drop the use of the string
9386 instructions for 32-bit movti when -mvsx-timode is in effect. Use
9387 spacing so that the alternatives and attributes don't generate
9388 long lines, and put things in columns, so that it is easier to
9389 match up the operands and attributes with the insn alternatives.
9390 (vsx_mov<mode>_64bit): Likewise.
9391 (vsx_mov<mode>_32bit): Likewise.
9392 (vsx_movti_64bit): Fold movti into normal vector moves.
9393 (vsx_movti_32bit): Likewise.
9394 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
9396 (vsx_splat_v4si_internal): Likewise.
9397 (vsx_splat_v4sf_internal): Likewise.
9398 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
9399 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
9400 extend vector elements.
9401 (vsx_sign_extend_hi_<mode>): Likewise.
9402 (vsx_sign_extend_si_v2di): Likewise.
9403 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
9405 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
9406 constraints. Add trailing period to wL documentation.
9408 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
9411 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
9412 * tree-dfa.c (replace_abnormal_ssa_names): New function.
9413 * tree-call-cdce.c: Include tree-dfa.h.
9414 (can_guard_call_p): New function, extracted from...
9415 (can_use_internal_fn): ...here.
9416 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
9418 (shrink_wrap_one_built_in_call): Likewise.
9419 (use_internal_fn): Likewise.
9420 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
9421 and return void. Call replace_abnormal_ssa_names.
9422 (pass_call_cdce::execute): Check can_guard_call_p during the
9423 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
9424 will always change something.
9426 2016-05-18 Martin Jambor <mjambor@suse.cz>
9429 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
9430 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
9432 2016-05-18 Martin Jambor <mjambor@suse.cz>
9435 * ipa-inline.h (condition): New field size.
9436 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
9437 for comaprison and store it into the new condition.
9438 (evaluate_conditions_for_known_args): Use condition size to check
9439 access sizes for all but CHANGED conditions.
9440 (unmodified_parm_1): New parameter size_p, store access size into it.
9441 (unmodified_parm): Likewise.
9442 (unmodified_parm_or_parm_agg_item): Likewise.
9443 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
9444 (set_cond_stmt_execution_predicate): Extract access sizes and store
9446 (set_switch_stmt_execution_predicate): Likewise.
9447 (will_be_nonconstant_expr_predicate): Likewise.
9448 (will_be_nonconstant_predicate): Likewise.
9449 (inline_read_section): Stream condition size.
9450 (inline_write_summary): Likewise.
9452 2016-05-18 Richard Biener <rguenther@suse.de>
9454 * tree-ssa-loop-im.c (determine_max_movement): Properly add
9455 condition cost to PHI cost instead of total_cost.
9457 2016-05-18 Martin Liska <mliska@suse.cz>
9460 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
9463 2016-05-18 Richard Biener <rguenther@suse.de>
9465 * lto-streamer.h (LTO_major_version): Bump to 6.
9467 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9469 * function.c (make_split_prologue_seq, make_prologue_seq,
9470 make_epilogue_seq): New functions, factored out from...
9471 (thread_prologue_and_epilogue_insns): Here.
9473 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9475 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
9476 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
9477 of before. Add a comment.
9479 2016-05-18 Bin Cheng <bin.cheng@arm.com>
9481 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
9482 expression pointer, not pointer to the pointer.
9484 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9486 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
9487 (avx2_pbroadcast<mode>): Add another alternative with v instead
9488 of x constraints in it, using <pbroadcast_evex_isa> isa.
9489 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
9491 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
9492 constraint x instead of v in second alternative, add avx512bw
9495 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
9496 constraint x instead of v in second alternative, add avx512bw
9499 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
9500 constraint x instead of v in second alternative, add avx512bw
9503 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
9504 avx512bw alternative.
9506 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9508 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
9510 (define_insn "*andnottf3"): Ditto.
9511 (define_insn "*<code><mode>3"/any_logic): Ditto.
9512 (define_insn "*<code>tf3"/any_logic): Ditto.
9513 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
9514 operand to block AVX-512VL insn variant emit when it is not enabled.
9516 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9518 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
9519 constraint fot SF mode.
9521 2016-05-18 Petr Murzin <petr.murzin@intel.com>
9522 Kirill Yukhin <kirill.yukhin@intel.com>
9524 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
9526 (define_insn "rsqrt14<mode>"): Ditto.
9527 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
9528 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
9529 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
9530 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
9531 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
9533 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
9534 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
9535 * config/i386/i386.c (ix86_print_operand): Expand check for size
9536 override codes for Intel syntax.
9538 2016-05-18 Richard Biener <rguenther@suse.de>
9540 PR tree-optimization/71168
9541 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
9542 initialization earlier.
9544 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
9546 * config/aarch64/aarch64-simd.md
9547 (aarch64_reduc_plus_internal<mode>): Rename to...
9548 (reduc_plus_scal): ...This, and remove previous implementation.
9550 2016-05-18 Richard Biener <rguenther@suse.de>
9552 * passes.def: Put late dse and cd_dce in canonical order.
9554 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
9556 * ipa-inline-transform.c (preserve_function_body_p): Look for
9557 first non-thunk clone.
9558 (save_function_body): Save into first non-thunk.
9559 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
9561 (lto_output_node): Inline thunks don't need body in every
9563 * lto-streamer-in.c: Do not fixup thunk clones.
9564 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
9566 * tree-inline.c (copy_bb): Be prepared for target node to be new after
9569 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9572 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
9573 (reassociate_bb): Call transform_add_to_multiply.
9575 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9577 * config/aarch64/aarch64.c (all_extensions): Removed unused
9580 2016-05-17 Nathan Sidwell <nathan@acm.org>
9582 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
9583 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
9585 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
9587 PR tree-optimization/54579
9589 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
9591 2016-05-17 Marek Polacek <polacek@redhat.com>
9594 * tree-inline.c (expand_call_inline): Call
9595 maybe_remove_unused_call_args.
9597 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
9599 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
9600 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
9601 * doc/md.texi (fmin@var{m}3): Likewise.
9603 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9605 * match.pd (X & C): New transformation.
9607 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9609 * match.pd (~X & Y): New transformation.
9611 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9613 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
9614 information for new SSA_NAME.
9615 (simplify_conversion_using_ranges): Get range through get_range_info
9616 instead of get_value_range.
9618 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9620 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
9621 Remove inline assembly.
9622 (vmvn_s16): Likewise.
9623 (vmvn_s32): Likewise.
9624 (vmvn_u8): Likewise.
9625 (vmvn_u16): Likewise.
9626 (vmvn_u32): Likewise.
9627 (vmvnq_s8): Likewise.
9628 (vmvnq_s16): Likewise.
9629 (vmvnq_s32): Likewise.
9630 (vmvnq_u8): Likewise.
9631 (vmvnq_u16): Likewise.
9632 (vmvnq_u32): Likewise.
9633 (vmvn_p8): Likewise.
9634 (vmvnq_p16): Likewise.
9636 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9638 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
9640 (vmul_n_s16): Likewise.
9641 (vmul_n_s32): Likewise.
9642 (vmul_n_u16): Likewise.
9643 (vmul_n_u32): Likewise.
9644 (vmulq_n_f32): Likewise.
9645 (vmulq_n_f64): Likewise.
9646 (vmulq_n_s16): Likewise.
9647 (vmulq_n_s32): Likewise.
9648 (vmulq_n_u16): Likewise.
9649 (vmulq_n_u32): Likewise.
9651 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9653 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
9654 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
9656 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9658 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
9659 to *aarch64_fma4_elt_from_dup<mode>.
9660 (*aarch64_fnma4_elt_to_128df): Rename to
9661 *aarch64_fnma4_elt_from_dup<mode>.
9662 * config/aarch64/arm_neon.h (vfma_n_f64): New.
9663 (vfms_n_f32): Likewise.
9664 (vfms_n_f64): Likewise.
9665 (vfmsq_n_f32): Likewise.
9666 (vfmsq_n_f64): Likewise.
9668 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
9670 * wide-int.h: Change fixed_wide_int_storage from class to struct.
9672 2016-05-17 Richard Biener <rguenther@suse.de>
9674 PR tree-optimization/71132
9675 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
9676 Only add control dependences for blocks in the loop.
9677 (build_rdg): Adjust.
9678 (generate_code_for_partition): Return whether loop should
9679 be destroyed and delay that.
9680 (distribute_loop): Likewise.
9681 (pass_loop_distribution::execute): Record loops to be destroyed
9682 and perform delayed destroying of loops.
9684 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9687 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
9689 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9691 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
9693 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
9696 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
9697 insertion point for instructions generated by validize_mem.
9699 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9701 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
9704 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9706 * config/aarch64/aarch64.c
9707 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
9708 rather than a macro.
9710 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9712 * doc/invoke.texi (AArch64 Options): Various updates.
9714 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9716 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
9717 into instrumentation thunks.
9718 * cif-code.def (CIF_CHKP): New.
9720 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
9722 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
9724 2016-05-16 Martin Jambor <mjambor@suse.cz>
9726 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
9727 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
9729 2016-05-16 Marek Polacek <polacek@redhat.com>
9731 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
9734 2016-05-16 Martin Jambor <mjambor@suse.cz>
9737 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
9738 the outlined kernel function.
9740 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
9742 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
9743 (ISA_HAS_DLSA): Ditto.
9745 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9747 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
9749 2016-05-16 Nathan Sidwell <nathan@acm.org>
9751 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
9752 (nvptx_name_replacement): Restore. Add comment.
9753 (write_fn_proto, write_fn_proto_from_insn,
9754 nvptx_output_call_insn): Restore
9755 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
9757 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9759 * config/aarch64/aarch64.md
9760 (add<mode>3_compareC_cconly_imm): Remove use of %w.
9761 (add<mode>3_compareC_imm): Likewise.
9762 (<optab>si3_uxtw): Split into register and immediate variants.
9763 (andsi3_compare0_uxtw): Likewise.
9764 (and<mode>3_compare0): Likewise.
9765 (and<mode>3nr_compare0): Likewise.
9766 (stack_protect_test_<mode>): Don't use %x for memory operands.
9768 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9770 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
9772 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9774 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
9775 Split integer shifts into shift_reg and bfm.
9776 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
9777 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
9778 (ror<mode>3_insn): Likewise.
9779 (<optab>si3_insn_uxtw): Likewise.
9780 (<optab><mode>3_insn): Change to rotate_imm.
9781 (extr<mode>5_insn_alt): Likewise.
9782 (extrsi5_insn_uxtw): Likewise.
9783 (extrsi5_insn_uxtw_alt): Likewise.
9785 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9787 * doc/tm.texi: Regenerate.
9788 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
9789 (TARGET_INVALID_RETURN_TYPE): Remove.
9790 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
9791 TARGET_INVALID_RETURN_TYPE.
9792 * target.def (invalid_parameter_type): Remove.
9793 (invalid_return_type): Remove.
9795 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9797 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
9798 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
9800 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
9802 (preserve_function_body_p): No need to preserve function body
9803 * cif-codes.def (CIF_THUNK): Remove.
9804 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
9806 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9808 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
9810 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9812 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
9815 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9817 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
9818 (inline_small_functions): Do not look for function symbol when
9821 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9823 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
9826 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9827 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9828 Jiong Wang <jiong.wang@arm.com>
9830 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
9831 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
9832 Define __ARM_FP16_ARGS when appropriate.
9833 * config/arm/arm.c (arm_invalid_parameter_type): Remove
9835 (arm_invalid_return_type): Likewise.
9836 (TARGET_INVALID_PARAMETER_TYPE): Remove.
9837 (TARGET_INVALID_RETURN_TYPE): Remove.
9838 (aapcs_vfp_sub_candidate): Allow HFmode.
9839 (aapcs_vfp_allocate): Add comment. Support HFmode.
9840 (aapcs_vfp_allocate_return_reg): Likewise.
9841 (struct aapcs_cp_arg_layout): Slightly reword comments for
9842 is_return_candidate and allocate_return_reg.
9843 (output_mov_vfp): Update assert.
9844 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
9846 (arm_invalid_parameter_type): Remove.
9847 (amr_invalid_return_type): Remove.
9848 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
9849 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
9850 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
9852 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9854 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
9855 * config/aarch64/arch64-protos.h
9856 (aarch64_legitimize_reload_address): Remove.
9857 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
9860 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
9862 * configure.ac: Add ACX_NONCANONICAL_HOST.
9863 * configure: Regenerate.
9864 * Makefile.in: Set host_noncanonical.
9866 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
9869 * config/i386/i386.md (*movtf_internal): Before register allocation,
9870 do not allow FP constants for CM_MEDIUM memory model, allow only
9871 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
9872 (*movxf_internal): Ditto.
9873 (*movdf_internal): Ditto.
9874 (*movsf_internal): Ditto.
9876 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
9878 PR rtl-optimization/67483
9879 * combine.c (make_compound_operation): Don't call extract_left_shift
9880 with negative shift amounts.
9882 2016-05-13 Jakub Jelinek <jakub@redhat.com>
9885 * fold-const.c (fold_checksum_tree): Allow modification
9886 of TYPE_ALIAS_SET during folding.
9888 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
9889 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
9890 (ix86_split_to_parts): Likewise. Fix up formatting.
9892 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
9894 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
9895 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
9898 2016-05-13 Nathan Sidwell <nathan@acm.org>
9900 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
9901 (nvptx_name_replacement): Delete.
9902 (write_fn_proto, write_fn_proto_from_insn,
9903 nvptx_output_call_insn): Remove nvptx_name_replacement call.
9904 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
9905 * langhooks.c (add_builtin_funcction_common): Call
9906 targetm.mangle_decl_assembler_name.
9908 * config/nvptx/nvptx.c (write_fn_proto): Handle
9909 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
9911 2016-05-13 Martin Liska <mliska@suse.cz>
9913 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
9914 and PRIu64 in printf format.
9916 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9918 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
9921 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9923 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9924 Change --param max-completely-peeled-times to
9925 --param max-completely-peel-times in dump file printing.
9927 2016-05-13 Richard Biener <rguenther@suse.de>
9929 PR tree-optimization/42587
9930 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
9931 (find_bswap_or_nop_1): Likewise.
9932 (bswap_replace): Likewise.
9934 2016-05-13 Martin Liska <mliska@suse.cz>
9936 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
9937 Initialize a variable with default value.
9939 2016-05-13 Martin Liska <mliska@suse.cz>
9941 * doc/invoke.texi: Enhance explanation of error recovery
9944 2016-05-13 Martin Liska <mliska@suse.cz>
9946 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
9947 (struct cost_pair): Change inv_expr_id (int) to inv_expr
9948 (iv_inv_expr_ent *).
9949 (struct iv_inv_expr_ent): Comment struct fields.
9950 (sort_iv_inv_expr_ent): New function.
9951 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
9952 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
9953 a hash_map between iv_inv_expr_ent and number of usages.
9954 (niter_for_exit): Fix coding style.
9955 (tree_ssa_iv_optimize_init): Use renamed variable.
9956 (determine_base_object): Fix coding style.
9957 (alloc_iv): Likewise.
9958 (find_interesting_uses_outside): Likewise.
9959 (add_candidate_1): Likewise.
9960 (add_standard_iv_candidates): Likewise.
9961 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
9962 (prepare_decl_rtl): Fix coding style.
9963 (get_address_cost): Likewise.
9964 (get_shiftadd_cost): Likewise.
9965 (force_expr_to_var_cost): Likewise.
9966 (compare_aff_trees): Likewise.
9967 (get_expr_id): Restructure the function.
9968 (get_loop_invariant_expr_id): Renamed to
9969 get_loop_invariant_expr.
9970 (get_computation_cost_at): Replace usage of inv_expr_id with
9972 (get_computation_cost): Likewise.
9973 (determine_group_iv_cost_generic): Likewise.
9974 (determine_group_iv_cost_address): Likewise.
9975 (iv_period): Fix coding style.
9976 (iv_elimination_compare_lt): Likewise.
9977 (may_eliminate_iv): Likewise.
9978 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
9980 (determine_group_iv_costs): Dump invariant expressions.
9981 (iv_ca_recount_cost): Use the newly added hash_map.
9982 (iv_ca_set_remove_invariants): Fix coding style.
9983 (iv_ca_set_add_invariants): Fix coding style.
9984 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
9986 (iv_ca_set_cp): Likewise.
9987 (iv_ca_new): Initialize the newly added hash_map and remove
9988 initialization of fields.
9989 (iv_ca_free): Delete the hash_map.
9990 (iv_ca_dump): Dump invariant expressions.
9991 (iv_ca_extend): Fix coding style.
9992 (try_add_cand_for): Likewise.
9993 (create_new_ivs): Dump information about # of avg iterations and
9994 # of used invariant expressions.
9995 (rewrite_use_compare): Fix coding style.
9996 (free_loop_data): Set default value for max_inv_expr_id.
9998 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
10000 * cse.c (rest_of_handle_cse): Use cleanup_cfg
10001 returned value cse_cfg_altered computation.
10002 (rest_of_handle_cse2): Likewise.
10003 (rest_of_handle_cse_after_global_opts): Likewise.
10005 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10008 * config/arm/arm.c (arm32_output_mi_thunk): New.
10009 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
10010 to split Thumb1 vs TARGET_32BIT functionality.
10011 (arm_thumb1_mi_thunk): New.
10013 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10015 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
10018 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10021 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
10023 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
10025 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
10026 (expand_builtin_trap): Emit a regular call.
10027 (set_builtin_user_assembler_name): Remove obsolete cases.
10028 * dse.c (scan_insn): Adjust.
10029 * except.c: Include calls.h.
10030 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
10031 emit a regular call to setjmp.
10032 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
10033 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
10034 (emit_block_move_via_libcall): Delete.
10035 (block_move_fn): Delete.
10036 (init_block_move_fn): Likewise.
10037 (emit_block_move_libcall_fn): Likewise.
10038 (emit_block_op_via_libcall): New function.
10039 (set_storage_via_libcall): Tidy up and use memset builtin.
10040 (block_clear_fn): Delete.
10041 (init_block_clear_fn): Likewise.
10042 (clear_storage_libcall_fn): Likewise.
10043 (expand_assignment): Call emit_block_move_via_libcall.
10044 Do not include gt-expr.h.
10045 * expr.h (emit_block_op_via_libcall): Declare.
10046 (emit_block_copy_via_libcall): New inline function.
10047 (emit_block_move_via_libcall): Likewise.
10048 (emit_block_comp_via_libcall): Likewise.
10049 (block_clear_fn): Delete.
10050 (init_block_move_fn): Likewise.
10051 (init_block_clear_fn): Likewise.
10052 (emit_block_move_via_libcall): Likewise.
10053 (set_storage_via_libcall): Add default parameter value.
10054 * libfuncs.h (enum libfunc_index): Remove obsolete values.
10055 (abort_libfunc): Delete.
10056 (memcpy_libfunc): Likewise.
10057 (memmove_libfunc): Likewise.
10058 (memcmp_libfunc): Likewise.
10059 (memset_libfunc): Likewise.
10060 (setbits_libfunc): Likewise.
10061 (setjmp_libfunc): Likewise.
10062 (longjmp_libfunc): Likewise.
10063 (profile_function_entry_libfunc): Likewise.
10064 (profile_function_exit_libfunc): Likewise.
10065 (gcov_flush_libfunc): Likewise.
10066 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
10067 and DECL_VISIBILITY on the declaration.
10068 (init_optabs): Do not initialize obsolete libfuncs.
10069 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
10070 * tree-core.h (ECF_RET1): Define.
10071 (ECF_TM_PURE): Adjust.
10072 (ECF_TM_BUILTIN): Likewise.
10073 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
10074 (build_common_builtin_nodes): Initialize abort builtin.
10075 Add ECF_RET1 on memcpy, memmove and memset builtins.
10076 Pass final flags for alloca and alloca_with_align builtins.
10077 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
10079 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
10080 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
10081 set_storage_via_libcall and call emit_block_copy_via_libcall.
10083 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
10085 * config/i386/i386.md (*call_got_x32): Change operand 0 to
10086 DImode before it is passed to ix86_output_call_operand.
10087 (*call_value_got_x32): Ditto for operand 1.
10089 2016-05-12 Jiong Wang <jiong.wang@arm.com>
10091 PR rtl-optimization/70904
10092 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
10093 reload for wide mode.
10095 2016-05-12 Marek Polacek <polacek@redhat.com>
10098 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
10099 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
10100 * langhooks.h (incomplete_type_error): Likewise.
10101 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
10102 parameter, pass it down to incomplete_type_error.
10103 * tree.h (size_in_bytes): New inline overload.
10104 (size_in_bytes_loc): Renamed from size_in_bytes.
10106 2016-05-12 Richard Biener <rguenther@suse.de>
10108 PR tree-optimization/71059
10109 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
10110 nary before looking up or entering the expression into the VN
10112 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
10113 Make sure to re-use NARYs without result as inserted by
10116 2016-05-12 Richard Biener <rguenther@suse.de>
10118 PR tree-optimization/71062
10119 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10121 * tree-ssa-structalias.c (set_uids_in_ptset): Set
10122 vars_contains_restrict if the var is a restrict tag.
10123 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
10124 do not disambiguate pointers against it.
10125 (dump_points_to_solution): Re-structure and adjust for new
10126 vars_contains_restrict flag.
10127 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
10129 2016-05-12 Martin Liska <mliska@suse.cz>
10131 * doc/invoke.texi: Explain connection between
10132 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
10134 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
10136 PR tree-optimization/71006
10137 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
10138 consider COND_EXPR as a mask producer.
10140 2016-05-12 Marek Polacek <polacek@redhat.com>
10143 * opts.c (common_handle_option): Detect missing argument for --help^.
10145 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10148 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
10149 when popping the PC and within an interrupt handler routine.
10150 Add missing tab to output of "ldmfd".
10151 (output_return_instruction): Output LDMFD with SP update rather
10152 than POP when returning from interrupt handler.
10154 2016-05-12 Jakub Jelinek <jakub@redhat.com>
10156 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
10157 TARGET_64BIT && TARGET_AVX512DQ.
10158 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
10159 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
10160 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
10161 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
10162 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
10163 (*vec_extractv4si_zext): Add avx512dq alternative.
10164 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
10165 use v instead of x constraint in other alternatives where possible.
10167 * config/i386/sse.md (sse2_loadld): Use v instead of x
10168 constraint in alternatives 0,1,4.
10170 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
10171 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
10172 v constraints instead of x and <pinsr_evex_isa> isa attribute.
10175 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
10176 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
10177 is not emitted unless TARGET_AVX512BW.
10178 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
10179 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
10180 for the result operand.
10182 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
10183 constraint instead of x in avx alternatives. Use maybe_evex instead
10186 * config/i386/constraints.md (Yv): New constraint.
10187 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
10188 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
10189 * config/i386/i386.md (avx512fvecmode): New mode attr.
10190 (*pushtf): Use v constraint instead of x.
10191 (*movtf_internal): Likewise. For TARGET_AVX512VL and
10192 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10193 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10194 (*absnegtf2_sse): Likewise.
10195 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10196 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10197 avx512f alternatives.
10198 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10200 2016-05-12 Richard Biener <rguenther@suse.de>
10202 PR tree-optimization/71060
10203 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10204 require exact match of DR_BASE_OBJECT but only matching address and
10207 2016-05-12 Richard Biener <rguenther@suse.de>
10209 PR tree-optimization/70986
10210 * cfganal.c: Include cfgloop.h.
10211 (dfs_find_deadend): Prefer to take edges exiting loops.
10213 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10215 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10216 compile and run time.
10218 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10221 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10223 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10225 * config/i386/i386.c (legitimize_pic_address): Use
10226 copy_to_suggested_reg instead of gen_movsi.
10228 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10230 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10231 the code into quad_address_p and call it to share code with
10232 vsx_quad_dform_memory_operand.
10233 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10235 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10236 bit instead of being a separate word. Split -mpower9-dform into
10237 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10238 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10239 for the register class supporting 128-bit quad word memory offsets.
10240 (mode_supports_vsx_dform_quad): Helper function to return if the
10241 register class uses quad word memory offsets.
10242 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10243 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10244 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10245 instructions are enabled, set up the appropriate addr_masks for
10247 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10248 -mpower9-dform-scalar, instead of -mpower9-dform.
10249 (rs6000_option_override_internal): Split -mpower9-dform into two
10250 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10251 -mpower9-dform switch sets or clears both. If we are not using
10252 the LRA register allocator, do not enable -mpower9-dform-vector by
10253 default. If we are using LRA, enable -mpower9-dform-vector and
10254 -mvsx-timode if it is appropriate. Issue a warning if either
10255 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10257 (quad_address_offset_p): New helper function to return if the
10258 offset is legal for quad word memory instructions.
10259 (quad_address_p): New function to determin if GPR or vector
10260 register quad word memory addresses are legal.
10261 (mem_operand_gpr): Validate quad word address offsets.
10262 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10263 d-form (register + offset) instructions.
10264 (offsettable_ok_by_alignment): Likewise.
10265 (rs6000_legitimate_offset_address_p): Likewise.
10266 (legitimate_lo_sum_address_p): Likewise.
10267 (rs6000_legitimize_address): Likewise.
10268 (rs6000_legitimize_reload_address): Add more debug statements for
10270 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10271 d-form instructions.
10272 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10273 d-form instructions. Distinguish different cases in debug
10274 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10275 d-form instructions.
10276 (rs6000_preferred_reload_class): Likewise.
10277 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10278 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10279 of the ISA 2.06 indexed memory instructions.
10280 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10281 use them to save/restore the saved vector registers instead of
10282 using Altivec instructions.
10283 (rs6000_emit_epilogue): Likewise.
10284 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10285 (rs6000_opt_masks): Split -mpower9-dform into
10286 -mpower9-dform-scalar and -mpower9-dform-vector.
10287 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
10289 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
10290 ISA 3.0 vector indexed memory instructions, and fold the code into
10291 the normal mov<mode> patterns.
10292 (p9_vecstore_<mode>): Likewise.
10293 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
10295 (vsx_movti_64bit): Likewise.
10296 (vsx_movti_32bit): Likewise.
10297 * config/rs6000/constraints.md (wO constraint): New constraint for
10298 ISA 3.0 vector d-form support.
10299 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
10300 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
10301 include -mpower9-dform-vector until we switch over to LRA.
10302 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
10303 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10304 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
10305 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10306 for -mpower9-dform and -mlra.
10307 * doc/md.texi (wO constraint): Document wO constraint.
10309 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
10311 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
10312 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
10313 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
10314 Move handling of non-insn arguments inline into the sole user:
10315 (output_trans_func): ...here.
10316 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
10317 in emitted function prototype.
10318 (output_internal_insn_latency_func): Ditto. Simplify.
10319 (output_internal_maximal_insn_latency_func): Ditto. Delete
10320 always-unused argument.
10321 (output_insn_latency_func): Ditto.
10322 (output_maximal_insn_latency_func): Ditto.
10324 2016-05-11 Richard Biener <rguenther@suse.de>
10326 PR tree-optimization/71055
10327 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
10328 sth with precision not equal to access size verify we don't chop
10331 2016-05-11 Richard Biener <rguenther@suse.de>
10334 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
10335 (dwarf2out_finish): Move retry_incomplete_types call ...
10336 (dwarf2out_early_finish): ... here.
10338 2016-05-11 Richard Biener <rguenther@suse.de>
10340 PR middle-end/71002
10341 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
10342 if the langhook insists on it.
10343 * fold-const.c (make_bit_field_ref): Add arg for the original
10344 reference and preserve its alias-set.
10345 (decode_field_reference): Take exp by reference and adjust it
10346 to the original memory reference.
10347 (optimize_bit_field_compare): Adjust callers.
10348 (fold_truth_andor_1): Likewise.
10349 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
10351 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
10353 PR middle-end/70807
10354 * cfgrtl.h (delete_insn_and_edges): Now return bool.
10355 * cfgrtl.c (delete_insn_and_edges): Likewise.
10356 * config/i386/i386.c (convert_scalars_to_vector): Remove
10358 * cse.c (cse_insn): Compute cse_cfg_altered.
10359 (delete_trivially_dead_insns): Likewise.
10360 (cse_cc_succs): Likewise.
10361 (rest_of_handle_cse): Free dominance info if required.
10362 (rest_of_handle_cse2): Likewise.
10363 (rest_of_handle_cse_after_global_opts): Likewise.
10365 2016-05-11 Alan Modra <amodra@gmail.com>
10367 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
10368 abi_v4_pass_in_fpr): New functions.
10369 (rs6000_function_arg_boundary): Exclude complex IBM long double
10370 from 64-bit alignment when ABI_V4.
10371 (rs6000_function_arg, rs6000_function_arg_advance_1,
10372 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
10374 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
10376 PR rtl-optimization/71028
10377 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
10378 jump with just a return in the fallthrough block if the branch
10379 block contains just a return as well.
10381 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
10383 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
10384 * match.pd ((X & Y) ^ Y): ... this.
10385 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
10386 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
10388 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10390 * read-md.c (require_char_ws): New function.
10391 (read_string): Simplify using require_char_ws.
10392 (handle_constants): Likewise.
10393 (handle_enum): Likewise.
10394 (handle_file): Likewise.
10395 * read-md.h (require_char_ws): New declaration.
10396 * read-rtl.c (read_conditions): Simplify using require_char_ws.
10397 (read_mapping): Likewise.
10398 (read_rtx_code): Likewise.
10399 (read_nested_rtx): Likewise.
10401 2016-05-10 James Norris <jnorris@codesourcery.com>
10403 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
10404 if offloading is enabled and -fopenacc or -fopenmp is specified.
10405 (CRTOFFLOADEND): Likewise.
10406 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
10407 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
10409 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
10411 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
10412 gotoff_operand code paths. Use copy_to_suggested_regs and
10413 expand_simple_binop where appropriate. Cleanup.
10415 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10418 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
10420 (dimode_scalar_chain::vector_const_cost): New.
10421 (dimode_scalar_chain::compute_convert_gain): Handle constants.
10422 (dimode_scalar_chain::convert_op): Likewise.
10423 (dimode_scalar_chain::convert_insn): Likewise.
10425 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10427 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
10428 unary operation, not a binary one.
10430 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10432 PR middle-end/70877
10433 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
10434 calls with type casted fndecl.
10436 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10438 PR tree-optimization/70786
10439 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
10440 * calls.c (initialize_argument_information): Bind bounds
10441 with corresponding args passed by reference.
10443 2016-05-10 Jakub Jelinek <jakub@redhat.com>
10446 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
10447 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
10448 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
10451 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10454 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
10455 code for a zero scale factor.
10456 (vsx_xvcvdpuxds_scale): Likewise.
10458 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10460 * diagnostic-show-locus.c (layout::layout): Call show_ruler
10461 if show_ruler_p was set on the context.
10462 (layout::show_ruler): New method.
10463 * diagnostic.h (struct diagnostic_context): Add field
10466 2016-05-10 Richard Biener <rguenther@suse.de>
10468 PR tree-optimization/71039
10469 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
10470 (chk_uses): New function.
10471 (propagate_with_phi): Verify we can safely replicate the lhs of an
10472 aggregate assignment on all incoming edges.
10474 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
10476 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
10478 (rx_atomic_sequence): New class.
10479 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
10480 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
10482 (rx_atomic_sequence::rx_atomic_sequence,
10483 rx_atomic_sequence::~rx_atomic_sequence): New functions.
10484 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
10485 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
10486 CTRLREG_INTB): New constants.
10487 (FETCHOP): New code iterator.
10488 (fethcop_name, fetchop_name2): New iterator code attributes.
10489 (QIHI): New mode iterator.
10490 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
10491 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
10492 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
10494 2016-05-10 Martin Liska <mliska@suse.cz>
10496 * tree-inline.c (remap_dependence_clique): Do not remap
10497 debugging statements.
10499 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10501 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
10502 ("*fixuns_truncdfdi2_z13")
10503 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
10504 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
10505 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
10507 2016-05-10 Richard Biener <rguenther@suse.de>
10509 PR tree-optimization/70497
10510 PR tree-optimization/28367
10511 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
10513 (visit_reference_op_load): ... here.
10514 (vn_reference_lookup_3): Use it to handle subreg-like accesses
10515 with simplified BIT_FIELD_REFs.
10516 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
10517 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
10520 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10522 * dwarf2out.c (add_abstract_origin_attribute): Adjust
10523 documentation comment. For BLOCK nodes, add a
10524 DW_AT_abstract_origin attribute that points to the DIE generated
10525 for the origin BLOCK.
10526 (gen_lexical_block_die): Call add_abstract_origin_attribute for
10527 blocks from inlined functions.
10529 2016-05-10 Alan Modra <amodra@gmail.com>
10532 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
10533 regrename modifying insns saving lr before __morestack call.
10534 * config/rs6000/rs6000.md (split_stack_return): Similarly for
10535 insns restoring lr after __morestack call.
10537 2016-05-09 Jakub Jelinek <jakub@redhat.com>
10539 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
10540 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
10542 * config/i386/sse.md (vec_interleave_high<mode>,
10543 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
10544 <avx512>_vpermt2var<mode>3_maskz): Likewise.
10546 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10548 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
10549 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
10550 parallel reassociation for power8 and forward.
10552 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
10554 * config/i386/i386.md (absneg splitters with general regs): Use
10555 general_reg_operand predicate.
10556 (btsq peephole2): Use x86_64_immediate_operand to check if new
10557 value is suitable for immediate operand. Generate emitted insn
10558 using RTL expressions.
10559 (btcq peephole2): Ditto.
10560 (btrq peephole2): Ditto. Generate correct immediate operand
10563 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10565 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
10568 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10570 * tree-affine.c (wide_int_constant_multiple_p): Add missing
10571 pointer dereference.
10573 2016-05-09 Richard Biener <rguenther@suse.de>
10575 PR tree-optimization/70985
10576 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
10577 op0 isn't a gimple register.
10579 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
10581 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
10582 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
10583 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
10584 (i6400_fpu_mult): New cpu units.
10585 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
10586 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
10587 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
10588 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
10589 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
10590 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
10591 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
10592 (i6400_msa_long_float4, i6400_msa_long_float5)
10593 (i6400_msa_long_float8, i6400_msa_fdiv_df)
10594 (i6400_msa_fdiv_sf): New reservations.
10595 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
10596 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
10597 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
10598 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
10599 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
10600 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
10601 (msa_short_cmp, msa_short_float2, msa_short_logic3)
10602 (msa_short_store4, msa_long_load, msa_short_store)
10603 (msa_long_logic, msa_long_float2, msa_long_float4)
10604 (msa_long_float5, msa_long_float8, msa_long_mult)
10605 (msa_long_fdiv, msa_long_div): New reservations.
10607 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
10608 Sameera Deshpande <sameera.deshpande@imgtec.com>
10609 Matthew Fortune <matthew.fortune@imgtec.com>
10610 Graham Stott <graham.stott@imgtec.com>
10611 Chao-ying Fu <chao-ying.fu@imgtec.com>
10613 * config.gcc: Add MSA header file for mips*-*-* target.
10614 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
10615 (Ubv8i, Urv8): New constraints.
10616 * config/mips/mips-ftypes.def: Add function types for MSA
10618 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
10619 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
10620 * config/mips/mips-msa.md: New file.
10621 * config/mips/mips-protos.h
10622 (mips_split_128bit_const_insns): New prototype.
10623 (mips_msa_idiv_insns): Likewise.
10624 (mips_split_128bit_move): Likewise.
10625 (mips_split_128bit_move_p): Likewise.
10626 (mips_split_msa_copy_d): Likewise.
10627 (mips_split_msa_insert_d): Likewise.
10628 (mips_split_msa_fill_d): Likewise.
10629 (mips_expand_msa_branch): Likewise.
10630 (mips_const_vector_same_val_p): Likewise.
10631 (mips_const_vector_same_bytes_p): Likewise.
10632 (mips_const_vector_same_int_p): Likewise.
10633 (mips_const_vector_shuffle_set_p): Likewise.
10634 (mips_const_vector_bitimm_set_p): Likewise.
10635 (mips_const_vector_bitimm_clr_p): Likewise.
10636 (mips_msa_vec_parallel_const_half): Likewise.
10637 (mips_msa_output_division): Likewise.
10638 (mips_ldst_scaled_shift): Likewise.
10639 (mips_expand_vec_cond_expr): Likewise.
10640 * config/mips/mips.c (enum mips_builtin_type): Add
10641 MIPS_BUILTIN_MSA_TEST_BRANCH.
10642 (mips_gen_const_int_vector_shuffle): New prototype.
10643 (mips_const_vector_bitimm_set_p): New function.
10644 (mips_const_vector_bitimm_clr_p): Likewise.
10645 (mips_const_vector_same_val_p): Likewise.
10646 (mips_const_vector_same_bytes_p): Likewise.
10647 (mips_const_vector_same_int_p): Likewise.
10648 (mips_const_vector_shuffle_set_p): Likewise.
10649 (mips_symbol_insns): Forbid loading symbols via immediate for
10651 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
10653 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
10655 (mips_lx_address_p): Add support load indexed address for MSA.
10656 (mips_address_insns): Add calculation of instructions needed for
10657 stores and loads for MSA.
10658 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
10659 CONST_VECTOR for MSA and let it fall through.
10660 (mips_ldst_scaled_shift): New function.
10661 (mips_subword_at_byte): Likewise.
10662 (mips_msa_idiv_insns): Likewise.
10663 (mips_legitimize_move): Validate MSA moves.
10664 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
10665 calculation of costs for MSA division.
10666 (mips_split_move_p): Check if MSA moves need splitting.
10667 (mips_split_move): Split MSA moves if necessary.
10668 (mips_split_128bit_move_p): New function.
10669 (mips_split_128bit_move): Likewise.
10670 (mips_split_msa_copy_d): Likewise.
10671 (mips_split_msa_insert_d): Likewise.
10672 (mips_split_msa_fill_d): Likewise.
10673 (mips_output_move): Handle MSA moves.
10674 (mips_expand_msa_branch): New function.
10675 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
10676 Reinstate 'y' modifier.
10677 (mips_file_start): Add MSA .gnu_attribute.
10678 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
10680 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
10681 (mips_class_max_nregs): Add register size for MSA supported mode.
10682 (mips_cannot_change_mode_class): Allow conversion between MSA
10683 vector modes and TImode.
10684 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
10686 (mips_secondary_reload_class): Force MSA loads/stores via memory.
10687 (mips_preferred_simd_mode): Add preffered modes for MSA.
10688 (mips_vector_mode_supported_p): Add MSA supported modes.
10689 (mips_autovectorize_vector_sizes): New function.
10690 (mips_msa_output_division): Likewise.
10691 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
10692 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
10693 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
10694 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
10695 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
10696 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
10697 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
10698 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
10699 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
10700 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
10701 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
10702 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
10703 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
10704 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
10705 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
10706 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
10707 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
10708 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
10709 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
10710 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
10711 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
10712 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
10713 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
10714 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
10715 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
10716 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
10717 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
10718 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
10719 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
10720 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
10721 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
10722 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
10723 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
10724 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
10725 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
10726 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
10727 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
10728 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
10729 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
10730 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
10731 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
10732 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
10733 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
10734 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
10735 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10736 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10737 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10738 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10739 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10740 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10741 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10742 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10743 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
10744 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
10745 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
10746 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
10747 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
10748 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
10749 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
10750 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
10751 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
10752 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
10753 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
10754 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
10755 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
10756 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
10757 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
10758 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
10759 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
10760 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
10761 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
10762 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
10763 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
10764 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
10765 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
10766 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
10767 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
10768 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
10769 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
10770 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
10771 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
10772 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
10773 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
10774 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
10775 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
10776 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
10777 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
10778 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
10779 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
10780 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
10781 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
10782 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
10783 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
10784 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
10785 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
10786 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
10787 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
10788 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
10789 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
10790 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
10791 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
10792 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
10793 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
10794 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
10795 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
10796 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
10797 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
10798 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
10799 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
10800 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
10801 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
10802 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
10803 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
10804 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
10805 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
10806 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
10807 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
10808 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
10809 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
10810 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
10811 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
10812 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
10813 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
10814 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
10815 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
10816 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
10817 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
10818 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
10819 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
10820 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
10821 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
10822 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
10823 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
10824 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
10825 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
10826 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
10827 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
10828 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
10829 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
10830 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
10831 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
10832 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
10833 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
10834 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
10835 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
10836 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
10837 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
10838 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
10839 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
10840 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
10841 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
10843 (mips_get_builtin_decl_index): New array.
10844 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
10845 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
10846 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
10847 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
10848 (mips_init_builtins): Initialize mips_get_builtin_decl_index
10850 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10852 (mips_expand_builtin_insn): Prepare operands for
10853 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
10854 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
10855 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
10856 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
10857 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
10858 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
10859 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
10860 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
10861 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
10862 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
10863 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
10864 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
10865 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
10866 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
10867 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
10868 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
10869 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
10870 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
10871 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
10872 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
10873 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
10874 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
10875 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
10876 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
10877 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
10878 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
10879 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
10880 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
10881 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
10882 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
10883 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
10884 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
10885 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
10886 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
10887 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
10888 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
10889 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
10890 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
10891 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
10892 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
10893 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
10894 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
10895 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
10896 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
10897 These are set implicitly and an error is reported if overridden.
10898 (mips_expand_builtin_msa_test_branch): New function.
10899 (mips_expand_msa_shuffle): Likewise.
10900 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
10901 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
10902 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
10903 (mips_expand_vec_unpack): Add support for MSA.
10904 (mips_expand_vector_init): Likewise.
10905 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
10906 instead of const0_rtx.
10907 (mips_msa_vec_parallel_const_half): New function.
10908 (mips_gen_const_int_vector): Likewise.
10909 (mips_gen_const_int_vector_shuffle): Likewise.
10910 (mips_expand_msa_cmp): Likewise.
10911 (mips_expand_vec_cond_expr): Likewise.
10912 * config/mips/mips.h
10913 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
10914 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
10916 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
10917 (ISA_HAS_MSA): New macro.
10918 (UNITS_PER_MSA_REG): Likewise.
10919 (BITS_PER_MSA_REG): Likewise.
10920 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
10921 (MSA_REG_FIRST): New macro.
10922 (MSA_REG_LAST): Likewise.
10923 (MSA_REG_NUM): Likewise.
10924 (MSA_REG_P): Likewise.
10925 (MSA_REG_RTX_P): Likewise.
10926 (MSA_SUPPORTED_MODE_P): Likewise.
10927 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
10928 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
10929 * config/mips/mips.md: Include mips-msa.md.
10930 (alu_type): Add simd_add.
10931 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
10932 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
10933 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
10934 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
10935 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
10936 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
10937 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
10938 simd_move, simd_load, simd_store. Choose "multi" for moves
10940 (qword_mode): New attribute.
10941 (insn_count): Add instruction count for quad moves.
10942 Increase the count for MIPS SIMD division.
10943 (UNITMODE): Add UNITMODEs for vector types.
10944 (addsub): New code iterator.
10945 * config/mips/mips.opt (mmsa): New option.
10946 * config/mips/msa.h: New file.
10947 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
10949 * config/mips/mti-linux.h: Likewise.
10950 * config/mips/predicates.md
10951 (const_msa_branch_operand): New constraint.
10952 (const_uimm3_operand): Likewise.
10953 (const_uimm4_operand): Likewise.
10954 (const_uimm5_operand): Likewise.
10955 (const_uimm8_operand): Likewise.
10956 (const_imm5_operand): Likewise.
10957 (aq10b_operand): Likewise.
10958 (aq10h_operand): Likewise.
10959 (aq10w_operand): Likewise.
10960 (aq10d_operand): Likewise.
10961 (const_m1_operand): Likewise.
10962 (reg_or_m1_operand): Likewise.
10963 (const_exp_2_operand): Likewise.
10964 (const_exp_4_operand): Likewise.
10965 (const_exp_8_operand): Likewise.
10966 (const_exp_16_operand): Likewise.
10967 (const_vector_same_val_operand): Likewise.
10968 (const_vector_same_simm5_operand): Likewise.
10969 (const_vector_same_uimm5_operand): Likewise.
10970 (const_vector_same_uimm6_operand): Likewise.
10971 (const_vector_same_uimm8_operand): Likewise.
10972 (par_const_vector_shf_set_operand): Likewise.
10973 (reg_or_vector_same_val_operand): Likewise.
10974 (reg_or_vector_same_simm5_operand): Likewise.
10975 (reg_or_vector_same_uimm6_operand): Likewise.
10976 * doc/extend.texi (MIPS SIMD Architecture Functions): New
10978 * doc/invoke.texi (-mmsa): Document new option.
10980 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10982 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
10983 * configure: Regenerate.
10984 * config.in: Regenerate.
10985 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
10986 on -fvtable-verify.
10987 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
10988 (ENDFILE_VTV_SPEC): Define.
10990 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
10992 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
10993 registers in all interrupt handlers if necessary.
10994 (rl78_option_override): Add warning.
10995 (MUST_SAVE_MDUC_REGISTERS): New macro.
10996 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
10997 * config/rl78/rl78.c (check_mduc_usage): New function.
10998 (mduc_regs): New structure to hold MDUC register data.
10999 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
11000 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
11001 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
11002 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
11003 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
11004 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
11006 2016-05-09 Bin Cheng <bin.cheng@arm.com>
11008 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
11009 (tree-ssa-loop-niter.h): Ditto.
11010 (idx_within_array_bound, ref_within_array_bound): New functions.
11011 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
11012 Factor out check on writable base object to ...
11013 (base_object_writable): ... here.
11015 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11017 * config/arm/arm.md (probe_stack): Add modes to set source
11020 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
11022 * regrename.c (base_reg_class_for_rename): New static function.
11023 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
11025 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
11027 * cgraph.c (thunk_adjust): Export.
11028 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
11029 * cgraphunit.c (thunk_adjust): Export.
11030 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
11032 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
11034 * tree-inline.c (expand_call_inline): Expand thunks inline.
11036 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
11040 (*sse2_vd_cvtss2sd): Ditto.
11041 * config/i386/i386.md
11042 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
11043 Generate *sse2_vd_cvtsd2ss pattern.
11044 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
11045 Generate *sse2_vd_cvtss2sd pattern.
11047 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11049 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
11050 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
11053 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
11055 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
11056 * config/sh/sh.c: Define and declare variables on first use throughout
11058 (current_function_interrupt): Change to bool type.
11059 (frame_insn): Rename to emit_frame_insn and update users.
11060 (push_regs): Use bool for 'interrupt_handler' argument.
11061 (save_schedule_s): Remove.
11062 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
11063 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
11064 targetm.asm_out.unaligned_op.di.
11065 (gen_far_branch): Remove redundant forward declaration.
11066 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
11067 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
11068 (sh_set_return_address, sh_function_ok_for_sibcall,
11069 scavenge_reg): Update comments.
11070 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
11071 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
11072 (sh_attr_renesas_p): Remove unnecessary parentheses.
11073 (branch_dest): Simplify.
11074 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
11075 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
11076 (CUMULATIVE_ARGS): Change macro to typedef.
11077 (current_function_interrupt): Change to bool type.
11078 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
11079 Surround with __cplusplus ifdef.
11080 (sh_compare_op0, sh_compare_op1): Remove.
11081 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
11083 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
11085 * config/arm/arm.md: (arch): Add neon.
11086 (arch_enabled): Return yes for arch neon when TARGET_NEON.
11087 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
11088 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
11089 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
11090 attributes for alt renumbering. Mark alt 3 as non-predicable.
11091 (thumb2_movdf_vfp): Likewise.
11093 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
11095 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
11096 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
11097 (*andqi_1): Add preferred_for_speed attribute to disparage
11098 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
11099 (*<code>qi_1): Ditto.
11100 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
11101 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
11102 (*ashlqi3_1): Ditto.
11103 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
11104 Add preferred_for_size attribute to disparage alternative 0 and
11105 preferred_for_speed attribute to disparage alternative 1 for
11106 TARGET_PARTIAL_REG_STALL targets.
11108 2016-05-07 Tom de Vries <tom@codesourcery.com>
11110 PR tree-optimization/70956
11111 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
11114 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
11116 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
11117 * config/sh/sh.c (sh_cbranch_distance): Implement it.
11118 * config/sh/sh.md (branch_zero): Remove define_attr.
11119 (define_delay): Disable delay slot if branch distance is one insn.
11121 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11123 * config/i386/i386.md (LEAMODE): New mode attribute.
11124 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
11125 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
11126 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
11127 operand 2 predicate.
11128 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
11129 (*lea<mode>_general_3): Ditto.
11130 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
11132 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11134 * genmddump.c (main): Convert argv from char ** to const char **.
11136 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11138 * coretypes.h (OVERRIDE): New macro.
11139 (FINAL): New macro.
11141 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
11143 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
11144 allow coalescing if the types are compatible.
11146 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11148 * pass_manager.h (pass_manager::register_pass_name): New method.
11149 (pass_manager::get_pass_by_name): New method.
11150 (pass_manager::create_pass_tab): New method.
11151 (pass_manager::m_name_to_pass_map): New field.
11152 * passes.c (name_to_pass_map): Delete global in favor of field
11153 "m_name_to_pass_map" of pass_manager.
11154 (register_pass_name): Rename from a function to...
11155 (pass_manager::register_pass_name): ...this method, updating
11156 for renaming of global "name_to_pass_map" to field
11157 "m_name_to_pass_map".
11158 (create_pass_tab): Rename from a function to...
11159 (pass_manager::create_pass_tab): ...this method, updating
11160 for renaming of global "name_to_pass_map" to field.
11161 (get_pass_by_name): Rename from a function to...
11162 (pass_manager::get_pass_by_name): ...this method.
11163 (enable_disable_pass): Convert use of get_pass_by_name to
11164 a method call, locating the pass_manager singleton.
11166 2016-05-06 David Malcolm <dmalcolm@redhat.com>
11168 * genattr-common.c (main): Convert argv from char ** to const char **.
11169 * genattr.c (main): Likewise.
11170 * genattrtab.c (main): Likewise.
11171 * genautomata.c (initiate_automaton_gen): Likewise.
11173 * gencodes.c (main): Likewise.
11174 * genconditions.c (main): Likewise.
11175 * genconfig.c (main): Likewise.
11176 * genconstants.c (main): Likewise.
11177 * genemit.c (main): Likewise.
11178 * genenums.c (main): Likewise.
11179 * genextract.c (main): Likewise.
11180 * genflags.c (main): Likewise.
11181 * genmddeps.c (main): Likewise.
11182 * genopinit.c (main): Likewise.
11183 * genoutput.c (main): Likewise.
11184 * genpeep.c (main): Likewise.
11185 * genpreds.c (main): Likewise.
11186 * genrecog.c (main): Likewise.
11187 * gensupport.c (init_rtx_reader_args_cb): Likewise.
11188 (init_rtx_reader_args): Likewise.
11189 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11190 (init_rtx_reader_args): Likewise.
11191 * gentarget-def.c (main): Likewise.
11192 * read-md.c (read_md_files): Likewise.
11193 * read-md.h (read_md_files): Likewise.
11195 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11197 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11198 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11199 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11200 Remove unused predicate.
11201 (register_and_not_fp_reg_operand): Ditto.
11203 2016-05-06 Martin Liska <mliska@suse.cz>
11205 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11206 instead of vec as the vector is local to the function.
11208 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11210 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11211 avx512bw alternative.
11213 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11214 before the ashr<mode>3 pattern.
11216 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11217 v instead of x in vex or maybe_vex alternatives, use
11218 maybe_evex instead of vex in prefix.
11220 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11221 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11222 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11223 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11226 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11227 v instead of x in vex or maybe_vex alternatives, use
11228 maybe_evex instead of vex in prefix.
11230 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11231 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11232 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11233 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11234 alternatives, use maybe_evex instead of vex in prefix.
11236 * config/i386/sse.md (vec_interleave_lowv4sf,
11237 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11238 v instead of x in vex or maybe_vex alternatives, use
11239 maybe_evex instead of vex in prefix.
11241 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11242 v instead of x in vex or maybe_vex alternatives, use
11243 maybe_evex instead of vex in prefix.
11245 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11246 v constraint instead of x.
11248 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11250 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11251 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11254 2016-05-06 Richard Biener <rguenther@suse.de>
11256 PR tree-optimization/70948
11257 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11258 Properly clobber all fields of va_list for __builtin_va_start.
11260 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11263 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11264 loop latch destination.
11266 2016-05-06 Martin Liska <mliska@suse.cz>
11268 * tree-ssa-uninit.c: Apply manual changes
11269 to the GNU coding style.
11270 (prune_uninit_phi_opnds): Rename from
11271 prune_uninit_phi_opnds_in_unrealizable_paths.
11273 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11275 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11276 mspace): Remove deprecated options.
11277 * doc/invoke.texi (SH options): Remove -mspace.
11279 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11281 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11283 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11285 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11286 corresponding combine split pattern.
11288 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11291 * config/sh/predicates.md (long_displacement_mem_operand): New.
11292 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
11293 Add movi20, movi20s alternatives. Adjust length attribute for
11295 (movsi_ie): Allow for any FPU. Adjust length attribute for
11297 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
11298 attribute for alternatives.
11299 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
11300 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
11301 length attribute for alternatives.
11303 2016-05-06 Richard Biener <rguenther@suse.de>
11305 PR tree-optimization/70960
11306 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
11308 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11311 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
11312 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
11314 2016-05-06 Marek Polacek <polacek@redhat.com>
11317 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
11319 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11322 * config/sh/sh.md (*rotcr): Add another variant.
11324 2016-05-06 Richard Biener <rguenther@suse.de>
11326 PR middle-end/70931
11327 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
11329 2016-05-06 Richard Biener <rguenther@suse.de>
11331 PR middle-end/70941
11332 * fold-const.c (split_tree): Always convert to the original type
11335 2016-05-06 Richard Biener <rguenther@suse.de>
11337 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
11338 (fwprop_addr): Likewise.
11340 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11343 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
11345 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
11346 * config/i386/i386.md (push mem splitter): Use find_constant_src in
11347 the splitter condition.
11348 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
11349 the splitter condition.
11350 (FP float_extend load splitter): Ditto.
11352 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
11354 * config/i386/i386.md (peehole2 patterns): Change true_regnum
11355 to REGNO in all peephole2 patterns.
11356 (post-reload splitters): Change true_regnum to REGNO in
11357 post-reload splitters.
11358 (zero_extend splitters): Use general_reg_operand and
11359 nonimmediate_gr_operand predicates.
11361 2016-05-05 Jakub Jelinek <jakub@redhat.com>
11363 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
11364 v constraint instead of x.
11366 2016-05-05 Alan Modra <amodra@gmail.com>
11369 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11370 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
11371 TARGET_NO_FP_IN_TOC for -mrelocatable.
11372 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
11373 TARGET_RELOCATABLE test.
11374 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11375 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11376 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11377 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11378 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11379 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11380 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11381 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11382 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
11383 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11385 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
11386 (rs6000_stack_info): Likewise.
11387 (rs6000_elf_asm_out_constructor): Likewise.
11388 (rs6000_elf_asm_out_destructor): Likewise.
11389 (rs6000_elf_declare_function_name): Likewise.
11390 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
11391 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
11394 2016-05-05 Alan Modra <amodra@gmail.com>
11396 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
11398 2016-05-05 Alan Modra <amodra@gmail.com>
11400 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
11401 out-of-line gpr restore for one or two regs if that would add
11404 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
11407 * config/i386/i386.md
11408 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
11409 Change to post-epilogue_completed late splitter. Use sse_reg_operand
11410 as operand 0 predicate.
11411 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
11413 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
11414 Ditto. Emit the pattern using RTX.
11416 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
11417 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
11418 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
11419 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
11421 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
11422 sse_reg_operand as operand 0 predicate.
11424 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
11425 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
11426 instead of gen_rtx_REG.
11427 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
11430 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11432 * function.c (emit_use_return_register_into_block): Delete.
11433 (gen_return_pattern): Delete.
11434 (emit_return_into_block): Delete.
11435 (active_insn_between): Delete.
11436 (convert_jumps_to_returns): Delete.
11437 (emit_return_for_exit): Delete.
11438 (thread_prologue_and_epilogue_insns): Delete all code dealing with
11439 simple_return for shrink-wrapped blocks.
11440 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
11441 end of blocks that need one.
11442 (get_unconverted_simple_return): Delete.
11443 (convert_to_simple_return): Delete.
11444 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
11445 (convert_to_simple_return): Ditto.
11447 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11449 * cfgcleanup.c (bb_is_just_return): New function.
11450 (try_optimize_cfg): Simplify jumps to return, branches to return,
11451 and branches around return.
11453 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11455 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
11456 branch to a return.
11458 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11462 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
11463 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
11464 assert flags & OEP_HASH_CHECK, instead of asserting it
11465 never happens. Handle TARGET_EXPR.
11466 * fold-const.c (operand_equal_p): For hash verification,
11467 or in OEP_HASH_CHECK into flags.
11469 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
11471 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
11473 (compute_samebase_partition_bases): Fix typo.
11475 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11477 * config/i386/sse.md (vec_interleave_highv8sf,
11478 vec_interleave_lowv8sf, vec_interleave_highv4df,
11479 vec_interleave_lowv4df): Remove constraints from expanders.
11481 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
11483 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11485 * tree-inline.c (expand_call_inline): Fix path dealing with
11486 making lhs of call statement undefined.
11488 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11490 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
11491 Check availability on NODE, too.
11492 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
11493 (cgraph_node::call_for_symbol_and_aliases): Likewise.
11494 (varpool_node::call_for_symbol_and_aliase): Likewise.
11495 * ipa-pure-const.c (add_new_function): Analyze all bodies.
11496 (propagate_pure_const): Propagate across interposable functions, too.
11497 (skip_function_for_local_pure_const): Do not skip interposable bodies
11499 (pass_local_pure_const::execute): Update.
11501 2016-05-04 Marek Polacek <polacek@redhat.com>
11503 * doc/invoke.texi: Document -Wdangling-else.
11505 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11507 * config.gcc: Error out when conflicting multilib is detected. Do not
11508 loop over multilibs since no combination is legal.
11510 2016-05-04 Alan Modra <amodra@gmail.com>
11512 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
11513 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
11514 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11517 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
11519 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
11520 Clean up p5600 comments.
11522 2016-05-04 Richard Biener <rguenther@suse.de>
11524 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
11525 constructor simplifications.
11526 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
11528 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
11530 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
11531 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
11532 result.set_rtx is null instead of aborting.
11533 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
11535 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
11536 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
11537 *mov<mode>_store_postinc): New patterns.
11539 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
11541 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
11542 as commutative. Check both conversions are NOP.
11543 ((A & B) OP (C & B)): Remove.
11545 2016-05-04 Alan Modra <amodra@gmail.com>
11547 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
11549 2016-05-04 Alan Modra <amodra@gmail.com>
11552 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
11553 when cr2,3,4 are all fixed regs.
11555 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
11557 PR rtl-optimization/57193
11558 * opts.c (default_options_table): Revert OPT_frename_registers change.
11559 * doc/invoke.texi (-frename-registers, -O2): Likewise.
11561 2016-05-03 Martin Sebor <msebor@redhat.com>
11564 * builtins.c (fold_builtin_FILE): New function.
11565 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
11566 (fold_builtin_0): Call them.
11567 * gimplify.c (gimplify_call_expr): Remove the handling of
11568 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
11571 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
11572 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
11576 * doc/extend.texi (Function Names as Strings): Update __func__,
11577 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
11580 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11581 Richard Biener <rguenther@suse.de>
11583 PR tree-optimization/70916
11584 * tree-if-conv.c: Include cfganal.h.
11585 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
11586 and remove_fake_exit_edges around the optimization pass.
11588 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
11590 * cgraph.c (symbol_table::create_edge): Set inline_failed.
11591 (cgraph_edge::make_direct): Likewise.
11592 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
11593 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
11594 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
11595 (CIF_THUNK): New code.
11596 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
11597 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
11598 (compute_inline_parameters): Set inline_failed for thunks.
11599 (inline_analyze_function): Cleanup.
11600 * ipa-inline.c (can_inline_edge_p): Do not deal with
11601 call_stmt_cannot_inline_p.
11602 (can_early_inline_edge_p): Likewise.
11603 (early_inliner): Initialize inline_failed.
11604 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
11606 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
11608 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
11609 from nonimm_ssenomem_operand.
11610 (nonimm_ssenomem_operand): New predicate.
11611 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
11612 as operand 0 predicate.
11613 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
11614 Disable unsupported alternatives using "enabled" attribute.
11615 Use register_ssemem_operand as operand 0 predicate.
11616 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
11618 2016-05-03 Marek Polacek <polacek@redhat.com>
11621 * input.c (expansion_point_location): New function.
11622 * input.h (expansion_point_location): Declare.
11624 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
11626 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
11627 occurence with frame_offset_ ones.
11629 2016-05-03 Alan Modra <amodra@gmail.com>
11631 PR rtl-optimization/70890
11632 * ira.c (combine_and_move_insns): When moving def_insn, remove
11633 equivs on use_insn.
11635 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
11637 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
11638 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
11639 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
11640 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
11642 2016-05-03 Alan Modra <amodra@gmail.com>
11644 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
11645 for SAVE_MULTIPLE/STORE_MULTIPLE.
11647 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11649 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
11650 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
11652 2016-05-03 Richard Biener <rguenther@suse.de>
11654 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
11656 (gimplify_arg): Likewise.
11657 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
11658 re-writing the result to a decl if required.
11659 (internal_get_tmp_var): Add allow_ssa parameter
11660 and override into_ssa with it.
11661 (get_formal_tmp_var): Adjust.
11662 (get_initialized_tmp_var): Add allow_ssa parameter.
11663 (gimplify_arg): Add allow_ssa parameter and avoid generating
11664 SSA names for the result false.
11665 (gimplify_call_expr): If the call may return twice do not
11666 gimplify parameters into SSA.
11667 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
11668 (gimplify_modify_expr): Adjust assert. For noreturn calls
11669 with a SSA name LHS adjust its def.
11670 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
11671 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
11672 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
11673 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
11674 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
11675 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
11676 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
11677 (optimize_target_teams): Do not allow SSA names for clause operands.
11678 (gimplify_expr): Likewise for where we mark the result addressable.
11679 * passes.def (pass_init_datastructures): Remove.
11680 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
11681 (rewrite_stmt): Likewise.
11682 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
11683 (replace_locals_op): Replace SSA names.
11684 (copy_gimple_seq_and_replace_locals): Init src_cfun.
11685 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
11686 * cgraph.c (release_function_body): Free CFG annotations only
11687 when we have a CFG. Simplify.
11688 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11689 force_gimple_operand instead of get_initialized_tmp_var.
11690 * tree-pass.h (make_pass_init_datastructures): Remove.
11691 * tree-ssa.c (execute_init_datastructures): Remove.
11692 (pass_data_init_datastructures): Likewise.
11693 (class pass_init_datastructures): Likewise.
11694 (make_pass_init_datastructures): Likewise.
11695 * omp-low.c (create_omp_child_function): Init SSA data structures.
11696 (grid_expand_target_grid_body): Likewise.
11697 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
11698 name before adding it to names_to_release.
11699 (remove_bb): Always release SSA defs.
11700 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
11701 before dereferencing it.
11702 * cgraphunit.c (init_lowered_empty_function): Always
11703 int SSA data structures.
11704 * tree-ssanames.c (release_defs): Remove assert that we are in
11706 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
11708 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11709 Uros Bizjak <ubizjak@gmail.com>
11711 PR rtl-optimization/70467
11712 * config/i386/predicates.md (x86_64_hilo_int_operand,
11713 x86_64_hilo_general_operand): New predicates.
11714 * config/i386/constraints.md (Wd): New constraint.
11715 * config/i386/i386.md (mode attr di): Use Wd instead of e.
11716 (general_hilo_operand): New mode attr.
11717 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
11718 instead of <general_operand>.
11719 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
11720 x86_64_hilo_general_operand instead of <general_operand>.
11722 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11724 PR tree-optimization/70916
11725 * tree-if-conv.c (constant_or_ssa_name): Removed.
11726 (fold_build_cond_expr): Use is_gimple_val instead of
11727 constant_or_ssa_name.
11729 PR tree-optimization/70916
11730 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
11731 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
11734 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
11735 (optimize_atomic_bit_test_and): New function.
11736 (pass_fold_builtins::execute): Use it.
11737 * optabs.def (atomic_bit_test_and_set_optab,
11738 atomic_bit_test_and_complement_optab,
11739 atomic_bit_test_and_reset_optab): New optabs.
11740 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
11741 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
11742 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
11743 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
11744 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
11745 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
11746 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
11747 * doc/md.texi (atomic_bit_test_and_set@var{mode},
11748 atomic_bit_test_and_complement@var{mode},
11749 atomic_bit_test_and_reset@var{mode}): Document.
11750 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
11751 atomic_bit_test_and_complement<mode>,
11752 atomic_bit_test_and_reset<mode>): New expanders.
11753 (atomic_bit_test_and_set<mode>_1,
11754 atomic_bit_test_and_complement<mode>_1,
11755 atomic_bit_test_and_reset<mode>_1): New insns.
11757 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
11759 PR rtl-optimization/70687
11760 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
11761 instead of unsigned HOST_WIDE_INT.
11763 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
11765 PR rtl-optimization/44281
11766 * hard-reg-set.h (struct target_hard_regs): New field
11767 x_fixed_nonglobal_reg_set.
11768 (fixed_nonglobal_reg_set): New macro.
11769 * reginfo.c (init_reg_sets_1): Initialize it.
11770 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
11772 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
11774 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11776 PR tree-optimization/56541
11777 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
11778 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
11779 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
11780 (any_complicated_phi): new static variable.
11781 (aggressive_if_conv): delete.
11782 (if_convertible_phi_p): support phis with more than two arguments.
11783 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
11784 critical pred edges.
11785 (ifcvt_split_critical_edges): support phis with more than two
11786 arguments by checking new parameter. only split critical edges
11788 (tree_if_conversion): handle simd pragma marked loop using new
11789 local variable aggressive_if_conv. check any_complicated_phi.
11791 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11793 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
11796 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11798 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
11801 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
11803 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
11804 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
11805 define_insn_and_split.
11806 (mulsi3_i): New define_insn_and_split.
11807 (mulsi3_call): Convert to define_insn.
11808 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
11809 Remove constraints.
11811 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11813 * machmode.h (mode_complex): Add support to give the complex mode
11815 (GET_MODE_COMPLEX_MODE): Likewise.
11816 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
11817 stored by build_complex_type and gfc_build_complex_type instead of
11818 trying to figure out the appropriate mode based on the size. Raise
11819 an assertion error, if the type was not set.
11820 * genmodes.c (struct mode_data): Add field for the complex type of
11822 (blank_mode): Likewise.
11823 (make_complex_modes): Remember the complex mode created in the
11825 (emit_mode_complex): Write out the mode_complex array to map a
11826 type mode to the complex version.
11827 (emit_insn_modes_c): Likewise.
11828 * tree.c (build_complex_type): Set the complex type to use before
11829 calling layout_type.
11830 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
11831 support for __float128 complex datatypes.
11832 (rs6000_hard_regno_mode_ok): Likewise.
11833 (rs6000_setup_reg_addr_masks): Likewise.
11834 (rs6000_complex_function_value): Likewise.
11835 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
11836 __float128 and __ibm128 complex.
11837 (FLOAT128_IBM_P): Likewise.
11838 (ALTIVEC_ARG_MAX_RETURN): Likewise.
11839 * doc/extend.texi (Additional Floating Types): Document that
11840 -mfloat128 must be used to enable __float128. Document complex
11841 __float128 and __ibm128 support.
11843 2016-05-02 Jakub Jelinek <jakub@redhat.com>
11846 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
11847 char/short arguments promoted to int because of promote_prototypes.
11849 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
11851 * config/i386/predicates.md (register_ssemem_operand): New predicate.
11852 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
11853 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
11854 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
11855 alternatives using "enabled" attribute. Use register_ssemem_operand
11856 as operand 1 predicate.
11857 (*cmpi<unord>xf_i387): Split XFmode pattern from
11858 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
11859 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
11860 *absneg<mode>2_i387. Disable unsupported alternatives using
11861 "enabled" attribute.
11862 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
11864 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
11866 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
11868 (oacc_loop_process): Check mask for loop termination.
11870 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
11872 * cif-code.def (CIF_THUNK): Add.
11873 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
11876 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
11878 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
11879 (dump_inline_summary): Dump it.
11880 (fp_expression_p): New predicate.
11881 (estimate_function_body_sizes): Use it.
11882 (inline_merge_summary): Merge fp_expressions.
11883 (inline_read_section): Read fp_expressions.
11884 (inline_write_summary): Write fp_expressions.
11885 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
11886 codegen boundary if either caller or callee is !fp_expressions.
11887 * ipa-inline.h (inline_summary): Add fp_expressions.
11888 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
11889 to fp_expressions be sure the fp generation flags are updated.
11891 2016-05-02 Jakub Jelinek <jakub@redhat.com>
11893 PR rtl-optimization/70467
11894 * cse.c (cse_insn): Handle no-op MEM moves after folding.
11896 PR rtl-optimization/70467
11897 * ipa-pure-const.c (check_call): Handle internal calls even in
11898 ipa mode like in local mode.
11900 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
11902 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
11904 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
11906 * match.pd (X u< X, X u> X): New transformations.
11908 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
11910 * flag-types.h (enum warn_strict_overflow_code): Move ...
11911 * coretypes.h: ... here.
11912 * fold-const.h (fold_overflow_warning): Declare.
11913 * fold-const.c (fold_overflow_warning): Make non-static.
11914 (fold_comparison): Move the transformation of X +- C1 CMP C2
11915 into X CMP C2 -+ C1 ...
11916 * match.pd: ... here.
11917 * gimple-fold.c (fold_stmt_1): Protect with
11918 fold_defer_overflow_warnings.
11920 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
11922 * omp-low.c (struct oacc_loop): Add 'inner' field.
11923 (new_oacc_loop_raw): Initialize it to zero.
11924 (oacc_loop_fixed_partitions): Initialize it.
11925 (oacc_loop_auto_partitions): Partition outermost loop to outermost
11926 available partitioning.
11928 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
11930 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
11932 (umulsidi3): Likewise.
11933 (indirect_jump): Fix jump instruction assembly patterns.
11935 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
11938 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
11939 (nvptx_function_value): Assert non-NULL cfun.
11941 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
11943 PR rtl-optimization/70886
11944 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
11946 * cselib.h (rtx_equal_for_cselib_1): Declare.
11947 (rtx_equal_for_cselib_p: New inline function.
11948 * cselib.c (rtx_equal_for_cselib_p): Delete.
11949 (rtx_equal_for_cselib_1): Make public.
11951 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
11953 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
11954 (register_mixssei387nonimm_operand): Remove predicate.
11955 * config/i386/i386.md (*fop_<mode>_comm): Merge from
11956 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
11957 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
11958 for TARGET_MIX_SSE_I387 alternatives.
11959 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
11960 Disable unsupported alternatives using "enabled" attribute. Use
11961 nonimm_ssenomem_operand as operand 1 predicate. Also check
11962 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
11964 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11966 * tree.c (cst_and_fits_in_hwi): Simplify.
11968 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11970 * tree.h (wi::to_wide): New function.
11971 * expr.c (expand_expr_real_1): Use wi::to_wide.
11972 * fold-const.c (int_const_binop_1): Likewise.
11973 (extract_muldiv_1): Likewise.
11975 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11977 * wide-int.h: Update offset_int and widest_int documentation.
11978 (WI_SIGNED_SHIFT_RESULT): New macro.
11979 (wi::binary_shift): Define signed_shift_result_type for
11980 shifts on offset_int- and widest_int-like types.
11981 (generic_wide_int): Support <<= and >>= if << and >> are supported.
11982 * tree.h (int_bit_position): Use shift operators instead of wi::
11984 * alias.c (adjust_offset_for_component_ref): Likewise.
11985 * expr.c (get_inner_reference): Likewise.
11986 * fold-const.c (fold_comparison): Likewise.
11987 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
11988 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
11989 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11990 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
11991 (stmt_kills_ref_p): Likewise.
11992 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
11993 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
11994 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11995 (ao_ref_init_from_vn_reference): Likewise.
11997 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11999 * wide-int.h: Update offset_int and widest_int documentation.
12000 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
12001 (wi::binary_traits): Allow ordered comparisons between offset_int and
12002 offset_int, between widest_int and widest_int, and between either
12003 of these types and basic C types.
12004 (operator <, <=, >, >=): Define for the same combinations.
12005 * tree.h (tree_int_cst_lt): Use comparison operators instead
12006 of wi:: comparisons.
12007 (tree_int_cst_le): Likewise.
12008 * gimple-fold.c (fold_array_ctor_reference): Likewise.
12009 (fold_nonarray_ctor_reference): Likewise.
12010 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
12011 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
12012 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
12013 * tree-sra.c (completely_scalarize): Likewise.
12014 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
12015 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
12016 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
12017 (check_for_binary_op_overflow): Likewise.
12018 (search_for_addr_array): Likewise.
12019 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
12021 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12023 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
12024 (arc_save_restore): Likewise.
12025 (arc_dwarf_register_span): Likewise.
12026 (arc_output_pic_addr_const): Initialize suffix variable.
12028 2016-05-02 Martin Liska <mliska@suse.cz>
12030 * symbol-summary.h (function_summary::function_summary):
12031 Remove checking assert for all cgraph nodes.
12032 (function_summary::get): Check summary_uid.
12033 (symtab_insertion): Check summary_uid.
12035 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
12037 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
12038 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
12039 bmaskn instruction.
12040 (arc_dwarf_register_span): Remove enum keyword.
12041 (compact_memory_operand_p): New function.
12042 * config/arc/arc.h (reg_class): Add code density register classes.
12043 (REG_CLASS_NAMES): Likewise.
12044 (REG_CLASS_CONTENTS): Likewise.
12045 * config/arc/arc.md (*movqi_insn): Add code density instructions.
12046 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
12047 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
12048 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
12049 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
12051 (h, Rcd, Rsd, Rzd): New register constraints.
12052 (T): Use compact_memory_operand_p function.
12053 * config/arc/predicates.md (compact_load_memory_operand): Remove.
12055 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12057 * config/sh/sh.md (*negnegt, *movtt): Remove.
12059 2016-05-02 Marek Polacek <polacek@redhat.com>
12060 Tom de Vries <tom@codesourcery.com>
12062 PR tree-optimization/70700
12063 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
12064 bigger than FIRST_REF_NODE.
12066 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
12069 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
12071 (prepare_cbranch_operands): Don't use scratch register. Assume that
12072 function is used when pseudos can be created.
12073 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
12074 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
12075 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
12076 define_expand. Allow it only when pseudos can be created.
12077 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
12079 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
12081 * config/i386/constraints.md (BC): Only allow -1 operands.
12082 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
12083 Add "enabled" attribute. Update XI mode attribute calculation.
12084 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
12085 (*movoi_internal_avx): Update XI mode attribute calculation.
12086 (*movti_internal): Ditto.
12088 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12090 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
12091 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
12093 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
12095 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
12096 statement on instruction code. Remove trailing spaces.
12097 (altivec_expand_stv_builtin): Likewise.
12099 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12101 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
12102 (TARGET_FPU_DOUBLE): Simplify.
12103 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
12104 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
12105 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
12106 with 'TARGET_FPU_DOUBLE'.
12107 * config/sh/sh.md: Likewise.
12109 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
12111 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
12112 SH_DIV_STR_FOR_SIZE): Remove.
12113 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
12114 SH_DIV_STR_FOR_SIZE): Remove.
12116 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
12118 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
12119 logical_reg_operand): Delete.
12120 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
12121 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
12122 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
12123 match_operand and match_test.
12124 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
12125 variables on their first use. Return bool values.
12126 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
12127 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
12128 arith_reg_operand for input operand. Remove empty constraints.
12130 (*xorsi3_compact): Rename to xorsi3.
12131 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
12132 (*zero_extend<mode>si2_disp_mem): Update comment.
12135 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12137 * config/sh/t-sh: Remove SH5 support.
12138 * config.gcc: Likewise.
12139 * configure: Likewise.
12141 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12143 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
12145 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
12147 * config/sh/sh.c (register_sh_passes, sh_option_override,
12148 sh_print_operand, prepare_move_operands,
12149 sh_can_follow_jump): Remove TARGET_SH1 checks.
12150 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
12151 PROMOTE_MODE): Likewise.
12152 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
12155 2016-04-30 Alan Modra <amodra@gmail.com>
12157 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
12158 restoring when fixed_reg_p, but allow out-of-line or stmw save.
12159 Check for user regs later to avoid unnecessary looping over regs.
12160 Merge user reg check with non-saved reg check. Don't force
12161 inline VR restore when static chain used.
12162 (rs6000_frame_related): Omit eh_frame info for user regs when
12164 (fixed_regs_p): Delete.
12166 2016-04-30 Alan Modra <amodra@gmail.com>
12168 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
12169 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
12172 2016-04-30 Alan Modra <amodra@gmail.com>
12175 * config/rs6000/rs6000.c (fixed_reg_p): New function.
12176 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
12179 2016-04-30 Alan Modra <amodra@gmail.com>
12181 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12182 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
12183 flag_pic test for Darwin.
12185 2016-04-30 Alan Modra <amodra@gmail.com>
12187 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
12188 throw_calls_crossed.
12189 (REG_FREQ_CALLS_CROSSED): Delete.
12190 (REG_N_THROWING_CALLS_CROSSED): Delete.
12191 * regstat.c (regstat_bb_compute_ri): Don't calculate
12192 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12193 (dump_reg_info): Don't print call cross frequency.
12194 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12195 and REG_N_THROWING_CALLS_CROSSED.
12197 2016-04-30 Alan Modra <amodra@gmail.com>
12199 * regs.h (struct reg_info_t): Delete live_length.
12200 (REG_LIVE_LENGTH): Delete macro.
12201 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12202 local_live, local_processed and local_live_last_luid params.
12203 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12205 (regstat_compute_ri): Adjust for above. Don't set
12207 (dump_reg_info): Don't print live length.
12208 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12209 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12210 Localize loop_depth var.
12212 2016-04-30 Alan Modra <amodra@gmail.com>
12214 * ira.c (enum valid_equiv): New.
12215 (validate_equiv_mem): Return enum.
12216 (update_equiv_mem): Create replacement in more cases.
12217 (add_store_equivs): Update validate_equiv_mem call.
12219 2016-04-30 Alan Modra <amodra@gmail.com>
12221 * ira.c (combine_and_move_insns): Rather than scanning insns,
12222 use DF infrastucture to find use and def insns.
12224 2016-04-30 Alan Modra <amodra@gmail.com>
12226 ira.c (combine_and_move_insns): Move invariant conditions..
12227 (ira.c): ..to here. Call combine_and_move_insns before
12228 add_store_equivs. Call grow_reg_equivs later. Allocate
12229 req_equiv later using max_reg_num() rather than global max_regno.
12230 (contains_replace_regs): Delete.
12231 (add_store_equivs): Remove contains_replace_regs test.
12233 2016-04-30 Alan Modra <amodra@gmail.com>
12235 * ira.c (struct equiv_mem_data): New.
12236 (equiv_mem, equiv_mem_modified): Delete static vars.
12237 (validate_equiv_mem_from_store): Use "data" param to communicate..
12238 (validate_equiv_mem): ..from here.
12240 2016-04-30 Alan Modra <amodra@gmail.com>
12242 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12244 (update_reg_equivs): ..here. Move allocation and freeing of
12245 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12246 end_alias_analysis to..
12249 2016-04-30 Alan Modra <amodra@gmail.com>
12251 * ira.c (pdx_subregs): Delete.
12252 (struct equivalence): Add pdx_subregs field.
12253 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12254 pdx_subregs access.
12255 (update_equiv_regs): Don't create or free pdx_subregs. Update
12256 pdx_subregs access.
12258 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12260 * config/rs6000/altivec.h: Change definitions of vec_xl and
12262 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12263 (LD_ELEMREV_V2DI): New.
12264 (LD_ELEMREV_V4SF): New.
12265 (LD_ELEMREV_V4SI): New.
12266 (LD_ELEMREV_V8HI): New.
12267 (LD_ELEMREV_V16QI): New.
12268 (ST_ELEMREV_V2DF): New.
12269 (ST_ELEMREV_V2DI): New.
12270 (ST_ELEMREV_V4SF): New.
12271 (ST_ELEMREV_V4SI): New.
12272 (ST_ELEMREV_V8HI): New.
12273 (ST_ELEMREV_V16QI): New.
12276 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12277 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12278 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12279 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12280 (altivec_expand_builtin): Add handling for
12281 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12282 (rs6000_invalid_builtin): Add error-checking for
12283 RS6000_BTM_P9_VECTOR.
12284 (altivec_init_builtins): Define builtins used to implement vec_xl
12286 (rs6000_builtin_mask_names): Define power9-vector.
12287 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12288 (RS6000_BTM_P9_VECTOR): Define.
12289 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
12290 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
12291 (vsx_ld_elemrev_v2df): Likewise.
12292 (vsx_ld_elemrev_v4sf): Likewise.
12293 (vsx_ld_elemrev_v4si): Likewise.
12294 (vsx_ld_elemrev_v8hi): Likewise.
12295 (vsx_ld_elemrev_v16qi): Likewise.
12296 (vsx_st_elemrev_v2df): Likewise.
12297 (vsx_st_elemrev_v2di): Likewise.
12298 (vsx_st_elemrev_v4sf): Likewise.
12299 (vsx_st_elemrev_v4si): Likewise.
12300 (vsx_st_elemrev_v8hi): Likewise.
12301 (vsx_st_elemrev_v16qi): Likewise.
12302 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
12305 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
12307 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
12309 (simplify_control_stmt_condition_1): ... here. Recurse into
12310 BIT_AND_EXPRs and BIT_IOR_EXPRs.
12312 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
12315 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12316 (zero_extendqi<mode>2_dot): Revert earlier conversion from
12317 define_insn_and_split to define_insn.
12318 (zero_extendqi<mode>2_dot2): Same.
12319 (extendqi<mode>2_dot): Same.
12320 (extendqi<mode>2_dot2): Same.
12322 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12324 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
12325 (probe_stack): New expander.
12326 (probe_stack_<mode>): New insn pattern.
12328 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12330 * config/i386/i386.md
12331 (operations with memory inputs setting flags peephole2):
12332 Remove uneeded REG_P checks. Cleanup pattern generation.
12334 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
12336 * tree-vect-loop.c (vect_transform_loop): Fix
12337 nb_iterations_upper_bound computation for vectorized loop.
12339 2016-04-29 Marek Polacek <polacek@redhat.com>
12340 Jakub Jelinek <jakub@redhat.com>
12343 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
12344 TARGET_EXPR_SLOT as a base.
12346 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
12348 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
12349 with 'rCm2' constraints to limit possible immediate size.
12350 (*load_zeroextendqisi_update): Likewise.
12351 (*load_signextendqisi_update): Likewise.
12352 (*loadhi_update): Likewise.
12353 (*load_zeroextendhisi_update): Likewise.
12354 (*load_signextendhisi_update): Likewise.
12355 (*loadsi_update): Likewise.
12356 (*loadsf_update): Likewise.
12358 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12360 * config/i386/predicates.md (constm1_operand): Fix comparison.
12362 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12364 * testsuite/gcc.target/arc/ieee_eq.c: New test.
12366 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
12368 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
12369 remaining SH5 related settings.
12370 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
12371 shmedia_prepare_call_address): Delete.
12372 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
12373 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
12374 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
12375 UNSUPPORTED_SH2A): Remove m5 checks.
12376 (sh_divide_strategy_e): Remove SH5 division strategies.
12377 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
12378 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
12380 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12382 * config/s390/s390.c (s390_rtx_costs): Update documentation.
12384 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12386 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
12387 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
12388 Change lder to ldr.
12389 * config/s390/vector.md ("mov<mode>"): Likewise.
12391 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
12393 * config/s390/constraints.md ("U", "W"): Invoke
12394 s390_mem_constraint with "ZR" and "ZT".
12395 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
12396 addresses when using LRA. Accept also short displacements for S
12397 and T constraints. Do not check for long displacement target for
12398 S and T constraints.
12399 (s390_mem_constraint): Remove handling of U and W constraints.
12400 * config/s390/s390.md (various patterns): Remove the short
12401 displacement constraints (Q and R) if a long displacement
12402 constraint is present. Add longdisp as required CPU capability.
12403 * config/s390/vector.md: Likewise.
12404 * config/s390/vx-builtins.md: Likewise.
12406 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12409 * reload1.c (reload): Call finish_spills before
12410 restarting reload loop. Skip select_reload_regs
12411 if update_eliminables_and_spill returns true.
12413 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12415 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
12416 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12417 (umulhisi3_imm): Update predicates and constraint letters.
12418 (umulhisi3_reg): Declare instruction as commutative.
12419 * config/arc/constraints.md (J12, J16): New constraints.
12420 * config/arc/predicates.md (short_unsigned_const_operand): New
12422 (arc_short_operand): Likewise.
12423 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
12425 2016-04-29 Richard Biener <rguenther@suse.de>
12427 PR tree-optimization/13962
12428 PR tree-optimization/65686
12429 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
12430 * tree-ssa-alias.c (ptrs_compare_unequal): New function
12431 using PTA to compare pointers.
12432 * match.pd: Add pattern for pointer equality compare simplification
12433 using ptrs_compare_unequal.
12435 2016-04-29 Richard Biener <rguenther@suse.de>
12437 * stor-layout.c (layout_type): Do not build a pointer-to-element
12440 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
12443 Use SWI mode iterator. Use general_reg_operand predicate.
12444 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
12445 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
12448 2016-04-29 Jakub Jelinek <jakub@redhat.com>
12450 PR middle-end/70843
12451 * fold-const.c (operand_equal_p): Don't verify hash value equality
12453 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
12456 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12459 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
12460 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
12461 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
12462 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
12463 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
12465 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12467 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
12468 to info. Don't initialize separate fields to 0. Clean up
12471 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12473 * config/i386/i386.md (peephole2s for operations with memory inputs):
12474 Use SWI mode iterator.
12475 (peephole2s for operations with memory outputs): Ditto.
12476 Do not check for stack checking probe.
12478 (probe_stack): Remove expander.
12480 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12481 Andrew Burgess <andrew.burgess@embecosm.com>
12483 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
12484 operands as 32-bits.
12486 2016-04-28 Jason Merrill <jason@redhat.com>
12488 * gdbinit.in: Skip line-map.h.
12490 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12491 Andrew Burgess <andrew.burgess@embecosm.com>
12493 * config/arc/arc.c (arc_conditional_register_usage): Take
12494 TARGET_RRQ_CLASS into account.
12495 (arc_print_operand): Support printing 'p' and 's' operands.
12496 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
12498 (TARGET_RRQ_CLASS): Define.
12499 (IS_POWEROF2_OR_0_P): Define.
12500 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
12502 (*tst_movb): New define_insn.
12503 (*tst): Avoid recognition if it could prevent '*tst_movb'
12504 combination; replace c/CnL with c/Chs alternative.
12505 (*tst_bitfield_tst): New define_insn.
12506 (*tst_bitfield_asr): New define_insn.
12507 (*tst_bitfield): New define_insn.
12508 (andsi3_i): Add Rrq variant.
12509 (extzv): New define_expand.
12510 (insv): New define_expand.
12511 (*insv_i): New define_insn.
12512 (*movb): New define_insn.
12513 (*movb_signed): New define_insn.
12514 (*movb_high): New define_insn.
12515 (*movb_high_signed): New define_insn.
12516 (*movb_high_signed + 1): New define_split pattern.
12517 (*mrgb): New define_insn.
12518 (*mrgb + 1): New define_peephole2 pattern.
12519 (*mrgb + 2): New define_peephole2 pattern.
12520 * config/arc/arc.opt (mbitops): New option for nps400, uses
12521 TARGET_NPS_BITOPS_DEFAULT.
12522 * config/arc/constraints.md (q): Make register class conditional.
12523 (Rrq): New register constraint.
12524 (Chs): New constraint.
12525 (Clo): New constraint.
12526 (Chi): New constraint.
12527 (Cbf): New constraint.
12528 (Cbn): New constraint.
12529 (C18): New constraint.
12530 (Cbi): New constraint.
12532 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12534 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
12536 (bitmap_intersection_of_preds): Ditto.
12537 (bitmap_union_of_succs): Ditto.
12538 (bitmap_union_of_preds): Ditto.
12539 * sbitmap.c (do_popcount): Delete.
12540 (BITMAP_DEBUGGING): Delete.
12541 (sbitmap_verify_popcount): Delete.
12542 (sbitmap_alloc): Don't initialize the popcount field.
12543 (sbitmap_alloc_with_popcount): Delete.
12544 (sbitmap_resize): Don't resize the popcount array.
12545 (sbitmap_vector_alloc): Don't initialize the popcount field.
12546 (bitmap_copy): Don't copy the popcount array.
12547 (bitmap_clear): Don't clear the popcount array.
12548 (bitmap_clear): Delete the popcount array handling.
12549 (bitmap_ior_and_compl): Delete the popcount assert.
12550 (bitmap_not): Ditto.
12551 (bitmap_and_compl): Ditto.
12552 (bitmap_and): Delete the popcount array handling.
12553 (bitmap_xor): Ditto.
12554 (bitmap_ior): Ditto.
12555 (bitmap_or_and): Delete the popcount assert.
12556 (bitmap_and_or): Ditto.
12557 (popcount_table): Delete.
12558 (sbitmap_elt_popcount): Delete.
12559 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
12560 (bitmap_set_bit): Delete the popcount assert.
12561 (bitmap_clear_bit): Ditto.
12562 (sbitmap_free): Don't free the popcount array.
12563 (sbitmap_alloc_with_popcount): Delete declaration.
12564 (sbitmap_popcount): Ditto.
12566 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12567 Andrew Burgess <andrew.burgess@embecosm.com>
12569 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
12570 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
12571 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
12572 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
12573 * config/arc/arc.opt (mcmem): New option.
12574 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
12575 supply length for r/m alternative.
12576 (*extendqisi2_ac): Likewise.
12577 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
12579 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
12580 (movhi_insn): Likewise.
12581 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
12582 (*zero_extendqihi2_i): Add r/Ucm alternative.
12583 (*zero_extendqisi2_ac): Likewise.
12584 (*zero_extendhisi2_i): Likewise.
12585 * config/arc/constraints.md (Uex): New memory constraint.
12586 (Ucm): New define_constraint.
12587 * config/arc/predicates.md (long_immediate_loadstore_operand):
12588 Return 0 for MEM with cmem_address address.
12589 (cmem_address_0): New predicates.
12590 (cmem_address_1): Likewise.
12591 (cmem_address_2): Likewise.
12592 (cmem_address): Likewise.
12594 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12596 * config/rs6000/rs6000.c (machine_function): Rename
12597 insn_chain_scanned_p to spe_insn_chain_scanned_p.
12598 (rs6000_stack_info): Adjust.
12600 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12601 Andrew Burgess <andrew.burgess@embecosm.com>
12603 * config/arc/constraints.md (Usd): Convert to define_constraint.
12607 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12610 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
12611 Add new peephole2 where the first insn is *mov<mode>_or instead of
12612 *mov<mode>_internal.
12614 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
12616 * tracer.c (bb_seen): Make static.
12618 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
12620 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
12621 support, setup defaults.
12622 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
12623 * config/arc/arc.c (arc_init): Add NPS400 support.
12624 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
12625 (TARGET_ARC700): NPS400 is also an ARC700.
12626 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
12628 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12631 * config/nds32/nds32.md (casesi): Don't access the operands array
12634 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12636 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
12637 (or $-1,reg peephole2): Ditto.
12638 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
12640 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
12642 * doc/extend.texi (Common Function Attributes) [optimize]:
12643 Discourage use of the optimize attribute.
12645 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
12647 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
12648 special case builtin.
12649 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12650 ALTIVEC_BUILTIN_VEC_ADDE.
12651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12652 support for ALTIVEC_BUILTIN_VEC_ADDE.
12653 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12654 for __builtin_vec_adde.
12656 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12658 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
12659 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
12661 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12664 * doc/sourcebuild.texi (Effective-Target Keywords, Other
12665 attributes): Document cilkplus_runtime.
12667 2016-04-28 Martin Jambor <mjambor@suse.cz>
12669 * tree-cfg.c (verify_expr): Verify that local declarations belong to
12670 this function. Call verify_expr on MEM_REFs and bases of other
12671 handled_components.
12673 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12675 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
12676 for WORD_REGISTER_OPERATIONS to runtime check.
12678 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12680 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
12682 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12684 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
12685 big-endian compilation.
12686 * config/arc/arc.md (addf3): Likewise.
12687 (subdf3): Likewise.
12688 (muldf3): Likewise.
12690 2016-04-28 Richard Biener <rguenther@suse.de>
12692 PR tree-optimization/70840
12693 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
12694 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
12695 Mark x * pow(x,c) -> pow(x,c+1) commutative.
12696 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
12698 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12700 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
12701 and explain why in a comment.
12703 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12705 * config/arc/arc.md (cpu_facility): Add fpx variant.
12706 (subdf3): Prohibit use reverse sub when assist operations option
12708 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
12709 instructions only when FPX is enabled.
12710 * testsuite/gcc.target/arc/trsub.c: New test.
12712 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12714 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
12715 mult_operator when calculating "type" attribute.
12716 (*fop_<mode>_1_i387): Ditto.
12717 (*fop_xf_1_i387): Ditto.
12718 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
12719 Use std::swap to swap operands. Use RTL expressions to generate
12722 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12723 Joern Rennecke <joern.rennecke@embecosm.com>
12725 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
12727 (emit_pic_move): Remove.
12728 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
12729 * config/arc/arc.c (emit_pic_move): Removed.
12730 (TARGET_HAVE_TLS): Define.
12731 (arc_conditional_register_usage): Test for arc_tp_regno.
12732 (arc_print_operand, arc_print_operand_address): Handle TLS
12734 (arc_needs_pcl_p): New function.
12735 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
12736 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
12737 (arc_raw_symbolic_reference_mentioned_p): Likewise.
12738 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
12739 (arc_legitimize_tls_address): Likewise.
12740 (DTPOFF_ZERO_SYM): Define.
12741 (arc_legitimize_pic_address): Make it static, handle TLS cases.
12742 (arc_output_pic_addr_const): Print TLS unspecs.
12743 (prepare_pic_move): New function, replaces emit_pic_move.
12744 (arc_legitimate_constant_p): Handle TLS unspecs.
12745 (arc_legitimate_address_p): Likewise.
12746 (arc_rewrite_small_data_p): Use assert for TLS constants.
12747 (prepare_move_operands): Use prepare_pic_move.
12748 (arc_legitimize_address): Legitimize tls addresses.
12749 (arc_epilogue_uses): Check for arc_tp_regno.
12750 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
12751 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
12753 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
12755 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
12756 %(arc_tls_extra_start_spec).
12757 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
12758 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
12760 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
12761 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
12762 (UNSPEC_TLS_OFF): Add.
12764 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
12765 (get_thread_pointersi): New patterns.
12766 * config/arc/arc.opt (mtp-regno): New option.
12767 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
12768 (move_dest_operand): Likewise.
12769 * configure: Regenerate.
12770 * configure.ac: Add arc*-*-* case to test for tls.
12771 * doc/invoke.texi (ARC options): Document mtp-regno.
12773 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12775 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
12776 the new ARC HS SIMD instructions.
12777 (arc_preferred_simd_mode): New function.
12778 (arc_autovectorize_vector_sizes): Likewise.
12779 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
12780 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
12781 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
12782 (arc_init_builtins): Add new SIMD builtin types.
12783 (arc_split_move): Handle 64 bit vector moves.
12784 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
12785 (TARGET_PLUS_QMACW): Define.
12786 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
12787 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
12788 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
12789 (VSUBADD4H): New builtins.
12790 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
12791 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
12793 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
12794 Matthias Klose <doko@debian.org>
12796 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
12798 2016-04-28 Richard Biener <rguenther@suse.de>
12800 PR middle-end/70777
12801 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
12804 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
12806 * common/config/sh/sh-common.c: Remove SH5 support.
12807 * config/sh/constraints.md: Likewise.
12808 * config/sh/config/sh/elf.h: Likewise.
12809 * config/sh/linux.h: Likewise.
12810 * config/sh/netbsd-elf.h: Likewise.
12811 * config/sh/predicates.md: Likewise.
12812 * config/sh/sh-c.c: Likewise.
12813 * config/sh/sh-protos.h: Likewise.
12814 * config/sh/sh.c: Likewise.
12815 * config/sh/sh.h: Likewise.
12816 * config/sh/sh.md: Likewise.
12817 * config/sh/sh.opt: Likewise.
12818 * config/sh/sync.md: Likewise.
12819 * config/sh/sh64.h: Delete.
12820 * config/sh/shmedia.h: Likewise.
12821 * config/sh/shmedia.md: Likewise.
12822 * config/sh/sshmedia.h: Likewise.
12823 * config/sh/t-netbsd-sh5-64: Likewise.
12824 * config/sh/t-sh64: Likewise.
12825 * config/sh/ushmedia.h: Likewise.
12827 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12829 * config/i386/i386.md (sign_extend to memory peephole2s): Use
12830 general_reg_operand instead of register_operand predicate.
12832 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12834 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
12836 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
12838 * match.pd (A - B > A, A + B < A): New transformations.
12840 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
12842 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
12843 which defaults to true. Emit an outer pair of parentheses only if
12844 EMIT_PARENS. When continuing a chain of && or || (or & or |),
12845 don't emit parentheses for the right-hand operand.
12847 2016-04-27 Jeff Law <law@redhat.com>
12849 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
12851 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12853 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
12854 (altivec_lvx_<mode>_internal): Document.
12855 (altivec_lvx_<mode>_2op): New define_insn.
12856 (altivec_lvx_<mode>_1op): Likewise.
12857 (altivec_lvx_<mode>_2op_si): Likewise.
12858 (altivec_lvx_<mode>_1op_si): Likewise.
12859 (altivec_stvx_<mode>): Remove.
12860 (altivec_stvx_<mode>_internal): Document.
12861 (altivec_stvx_<mode>_2op): New define_insn.
12862 (altivec_stvx_<mode>_1op): Likewise.
12863 (altivec_stvx_<mode>_2op_si): Likewise.
12864 (altivec_stvx_<mode>_1op_si): Likewise.
12865 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12866 Expand vec_ld and vec_st during parsing.
12867 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
12869 (altivec_expand_stvx_be): Likewise.
12870 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
12871 address-masking behavior in RTL.
12872 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
12873 address-masking behavior in RTL.
12874 (altivec_expand_builtin): Change builtin code arguments for calls
12875 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
12876 (insn_is_swappable_p): Avoid incorrect swap optimization in the
12877 presence of lvx/stvx patterns.
12878 (alignment_with_canonical_addr): New function.
12879 (alignment_mask): Likewise.
12880 (find_alignment_op): Likewise.
12881 (recombine_lvx_pattern): Likewise.
12882 (recombine_stvx_pattern): Likewise.
12883 (recombine_lvx_stvx_patterns): Likewise.
12884 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
12885 stvx patterns from expand.
12886 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
12888 (vector_altivec_store_<mode>): Likewise.
12890 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
12892 * config/aarch64/aarch64.md
12893 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
12894 remove the "fp" attributes.
12895 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
12896 add the "simd" attributes.
12897 (*movdf_aarch64): Likewise.
12898 (*movtf_aarch64): Remove the "fp" attributes.
12899 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
12900 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
12902 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12904 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
12905 rtx to rtx_code_label *.
12906 * rtl.h (maybe_set_first_label_num): Likewise.
12908 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12910 * df-core.c (df_add_problem): Make the problem param be const.
12911 (df_remove_problem): Make local "problem" be const.
12912 * df-problems.c (problem_RD): Make const.
12913 (problem_LR): Likewise.
12914 (problem_LIVE): Likewise.
12915 (problem_MIR): Likewise.
12916 (problem_CHAIN): Likewise.
12917 (problem_WORD_LR): Likewise.
12918 (problem_NOTE): Likewise.
12919 (problem_MD): Likewise.
12920 * df-scan.c (problem_SCAN): Likewise.
12921 * df.h (struct df_problem): Make field "dependent_problem" be
12923 (struct dataflow): Likewise for field "problem".
12924 (df_add_problem): Make param const.
12926 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
12928 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
12929 inter-unit moves to/from vector registers are enabled. Do not disable
12932 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12934 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
12935 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
12937 (enum df_problem_id): ...this new enum.
12938 (struct df_problem): Convert field "id" from "int" to
12939 enum df_problem_id.
12941 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12943 * rtl.def: Update comment for "things in the instruction chain" to
12944 reflect the removal of the leading "i" field for INSN_UID in
12945 r210360. Fix bogus apostrophe.
12947 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
12949 * config/i386/i386.md
12950 (lea arith with mem operand + setcc peephole2): Set operator mode.
12952 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
12955 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
12956 (dimode_scalar_to_vector_candidate_p): This.
12957 (timode_scalar_to_vector_candidate_p): New function.
12958 (scalar_to_vector_candidate_p): Likewise.
12959 (timode_check_non_convertible_regs): Likewise.
12960 (timode_remove_non_convertible_regs): Likewise.
12961 (remove_non_convertible_regs): Likewise.
12962 (remove_non_convertible_regs): Renamed to ...
12963 (dimode_remove_non_convertible_regs): This.
12964 (scalar_chain::~scalar_chain): Make it virtual.
12965 (scalar_chain::compute_convert_gain): Make it pure virtual.
12966 (scalar_chain::mark_dual_mode_def): Likewise.
12967 (scalar_chain::convert_insn): Likewise.
12968 (scalar_chain::convert_registers): Likewise.
12969 (scalar_chain::add_to_queue): Make it protected.
12970 (scalar_chain::emit_conversion_insns): Likewise.
12971 (scalar_chain::replace_with_subreg): Likewise.
12972 (scalar_chain::replace_with_subreg_in_insn): Likewise.
12973 (scalar_chain::convert_op): Likewise.
12974 (scalar_chain::convert_reg): Likewise.
12975 (scalar_chain::make_vector_copies): Likewise.
12976 (scalar_chain::convert_registers): New pure virtual function.
12977 (class dimode_scalar_chain): New class.
12978 (class timode_scalar_chain): Likewise.
12979 (scalar_chain::mark_dual_mode_def): Renamed to ...
12980 (dimode_scalar_chain::mark_dual_mode_def): This.
12981 (timode_scalar_chain::mark_dual_mode_def): New function.
12982 (timode_scalar_chain::convert_insn): Likewise.
12983 (dimode_scalar_chain::convert_registers): Likewise.
12984 (scalar_chain::compute_convert_gain): Renamed to ...
12985 (dimode_scalar_chain::compute_convert_gain): This.
12986 (scalar_chain::replace_with_subreg): Renamed to ...
12987 (dimode_scalar_chain::replace_with_subreg): This.
12988 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
12989 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
12990 (scalar_chain::make_vector_copies): Renamed to ...
12991 (dimode_scalar_chain::make_vector_copies): This.
12992 (scalar_chain::convert_reg): Renamed to ...
12993 (dimode_scalar_chain::convert_reg ): This.
12994 (scalar_chain::convert_op): Renamed to ...
12995 (dimode_scalar_chain::convert_op): This.
12996 (scalar_chain::convert_insn): Renamed to ...
12997 (dimode_scalar_chain::convert_insn): This.
12998 (scalar_chain::convert): Call convert_registers.
12999 (convert_scalars_to_vector): Change to scalar_chain pointer to
13000 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
13001 in 32-bit mode. Delete scalar_chain pointer. Call
13002 free_dominance_info in 64-bit mode.
13003 (pass_stv::gate): Remove TARGET_64BIT check.
13004 (ix86_option_override): Put the 64-bit STV pass before the CSE
13007 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
13009 * dwarf2out.h (struct dw_loc_descr_node): Remove the
13010 dw_loc_frame_offset field.
13011 * dwarf2out.c (new_loc_descr): Likewise.
13012 (resolve_args_picking_1): Turn the VISITED hash set into a
13013 FRAME_OFFSET hash map. Use it to associate a frame offset to
13014 visited nodes. Remove uses of the CHECKING_P macro.
13015 (resolve_args_picking): Update call to resolve_args_picking_1.
13017 2016-04-27 Martin Liska <mliska@suse.cz>
13019 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
13020 (free_loop_data): Release vuses of groups.
13022 2016-04-27 Bin Cheng <bin.cheng@arm.com>
13024 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
13025 instead of redundant use_id and boolean have_use_for.
13026 (struct iv_use): Change sub_id into group_id. Remove field next.
13027 Move fields: related_cands, n_map_members, cost_map and selected
13029 (struct iv_group): ... here. New structure.
13030 (struct iv_common_cand): Use structure declaration directly.
13031 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
13032 (MAX_CONSIDERED_USES): Rename macro to ...
13033 (MAX_CONSIDERED_GROUPS): ... here.
13034 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
13035 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
13036 (dump_uses): Rename to ...
13037 (dump_groups): ... here. Update all uses.
13038 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
13039 (find_induction_variables): Refactor format of dump information.
13040 (record_sub_use): Delete.
13041 (record_use): Update all uses.
13042 (record_group): New function.
13043 (record_group_use, find_interesting_uses_op): Call above functions.
13045 (find_interesting_uses_cond): Ditto.
13046 (group_compare_offset): New function.
13047 (split_all_small_groups): Rename to ...
13048 (split_small_address_groups_p): ... here. Update all uses.
13049 (split_address_groups): Update all uses.
13050 (find_interesting_uses): Refactor format of dump information.
13051 (add_candidate_1): Update all uses. Remove redundant check on iv,
13053 (add_candidate, record_common_cand): Remove redundant assert.
13054 (add_iv_candidate_for_biv): Update use.
13055 (add_iv_candidate_derived_from_uses): Update all uses.
13056 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
13057 (alloc_use_cost_map): Ditto.
13058 (set_use_iv_cost, get_use_iv_cost): Rename to ...
13059 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
13060 (determine_use_iv_cost_generic): Ditto.
13061 (determine_group_iv_cost_generic): Ditto.
13062 (determine_use_iv_cost_address): Ditto.
13063 (determine_group_iv_cost_address): Ditto.
13064 (determine_use_iv_cost_condition): Ditto.
13065 (determine_group_iv_cost_cond): Ditto.
13066 (determine_use_iv_cost): Ditto.
13067 (determine_group_iv_cost): Ditto.
13068 (set_autoinc_for_original_candidates): Update all uses.
13069 (find_iv_candidates): Update all uses. Refactor dump information.
13070 (determine_use_iv_costs): Ditto.
13071 (determine_iv_costs): Ditto.
13072 (iv_ca_cand_for_use): Rename to ...
13073 (iv_ca_cand_for_group): ... here. Update all uses.
13074 (iv_ca_add_use, iv_ca_add_group): Ditto.
13075 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
13076 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
13077 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
13078 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
13079 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
13080 (create_new_iv, adjust_iv_update_pos): Ditto.
13081 (rewrite_use_address): Delete.
13082 (rewrite_use_address_1): Rename to ...
13083 (rewrite_use_address): ... here.
13084 (rewrite_use_compare): Update all uses.
13085 (rewrite_use): Delete.
13086 (rewrite_uses): Rename to ...
13087 (rewrite_groups): ... here. Update all uses.
13088 (remove_unused_ivs, free_loop_data): Update all uses.
13089 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
13091 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13093 * rtlanal.c (nonzero_bits1): Convert preprocessor check
13094 for WORD_REGISTER_OPERATIONS to runtime check.
13096 2016-04-27 Richard Biener <rguenther@suse.de>
13099 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
13100 aggregate_value_p to determine if a function result is
13101 returned by reference.
13102 (ipa_pta_execute): Functions having their address taken are
13103 not automatically nonlocal.
13105 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13108 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
13109 * fold-const.c (operand_equal_p): If flag_checking and
13110 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
13111 and if it returns non-zero, assert iterative_hash_expr on both
13114 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13116 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
13118 2016-04-27 Nick Clifton <nickc@redhat.com>
13120 PR middle-end/49889
13121 * varasm.c (merge_weak): Generate an error if an attempt is made
13122 to convert a non-weak static function into a weak, public function.
13124 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13126 * params.def (MAX_PARTITION_SIZE): New param.
13127 * doc/invoke.texi: Document lto-max-partition.
13129 2016-04-27 Richard Biener <rguenther@suse.de>
13132 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
13133 function cummulating used_from_other_partition, externally_visible
13134 and force_output from aliases.
13135 (refered_from_nonlocal_var): Likewise.
13136 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
13137 node flags properly.
13139 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
13141 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
13142 (-Wmemset-elt-size): New item.
13144 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
13147 * stor-layout.h (internal_reference_types): Delete.
13148 * stor-layout.c (reference_types_internal): Likewise.
13149 (internal_reference_types): Likewise.
13150 (layout_type) <REFERENCE_TYPE>: Adjust.
13152 2016-04-27 Jakub Jelinek <jakub@redhat.com>
13155 * tree.h (inchash::add_expr): Add FLAGS argument.
13156 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
13157 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
13158 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
13159 Formatting fix. Adjust recursive calls. For tcc_comparison,
13160 if swap_tree_comparison (code) is smaller than code, hash that
13161 and arguments in the other order. Hash CONVERT_EXPR the same
13162 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
13163 of ADDR_EXPR of decl as the decl itself. Add or remove
13164 OEP_ADDRESS_OF from recursive flags as needed. For
13165 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
13166 operands commutatively and only the third one normally.
13167 For internal CALL_EXPR hash in CALL_EXPR_IFN.
13169 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
13171 * config/rtems.h (LIB_SPEC): Add -latomic.
13173 2016-04-27 Joel Sherrill <joel@rtems.org>
13175 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
13176 xilink.ld and flags not relevant to RTEMS.
13178 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
13180 * toplev.c (backend_init_target): Avoid calling init_reload when using
13183 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13185 * reorg.c (try_merge_delay_insns): Declare i and j inside the
13186 for loops rather than one for the whole function.
13188 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13190 * match.pd (X + CST CMP X): New transformation.
13192 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13194 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13195 * fold-const.c (fold_binary_loc): Remove 2 transformations
13196 superseded by match.pd.
13197 * match.pd (x+x -> x*2): Generalize to integers.
13199 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13201 * config/i386/i386.md (operation on memory peephole): Duplicate an
13202 existing peephole and adapt it to match lea rather than an operation
13205 PR rtl-optimization/57193
13206 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13208 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13210 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13212 * tree-if-conv.c (any_pred_load_store): New static variable.
13213 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13214 any_pred_load_store instead of and_mask_load_store.
13215 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13216 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13217 (combine_blocks, tree_if_conversion): Ditto.
13219 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13221 PR tree-optimization/70771
13222 PR tree-optimization/70775
13223 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13224 virtual PHI nodes. Delete parameter.
13225 (if_convertible_loop_p_1): Delete argument to above function.
13226 (predicate_all_scalar_phis): Delete code handling single-argument
13228 (tree_if_conversion): Mark and update virtual SSA.
13230 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13233 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13234 (x86_elf_aligned_common): Rename to ...
13235 (x86_elf_aligned_decl_common): ... this.
13236 Add decl arg. Switch to .lbss for largecomm object. Use
13237 LARGECOMM_SECTION_ASM_OP.
13238 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13240 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13241 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13243 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13244 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13246 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13249 * config/i386/i386.c (SECTION_LARGE): Define.
13250 (x86_64_elf_select_section): Set it for large data/bss sections.
13251 Only clear SECTION_WRITE for .lrodata.
13252 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13254 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13255 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13256 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13258 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13259 * doc/tm.texi: Regenerate.
13261 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13264 * configure.ac (--enable-checking): Document extra flag, for
13265 non-release builds default to --enable-checking=yes,extra.
13266 If misc checking and extra checking, define CHECKING_P to 2 instead
13268 * common.opt (fchecking=): Add.
13269 * doc/invoke.texi (-fchecking=): Document.
13270 * doc/install.texi: Document --enable-checking changes.
13271 * configure: Regenerated.
13272 * config.in: Regenerated.
13274 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13276 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13277 attribute instead of which_alternative.
13278 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13279 Use EXT_REX_SSE_REG_P where appropriate.
13281 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13283 * config/i386/predicates.md (const0_operand): Do not match
13284 const_wide_int code.
13285 (const1_operand): Ditto.
13287 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13289 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
13290 for SSE constm1 operands and TARGET_AVX512VL.
13291 (*movti_internal): Ditto.
13292 (*mov<mode>_or): Use constm1_operand predicate.
13293 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
13294 for SSE vector_all_ones operands and TARGET_AVX512VL.
13295 * config/i386/predicates.md (constm1_operand): New predicate.
13296 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
13297 emission of constant -1 load.
13299 2016-04-25 Jason Merrill <jason@redhat.com>
13301 * gdbinit.in: Skip is-a.h.
13303 * attribs.c (register_scoped_attributes): Fix logic.
13304 * attribs.h: Declare register_scoped_attributes.
13306 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13308 * config/rs6000/rs6000-builtin.def: Correct pasto error for
13309 stxvd2x and stxvw4x built-in functions.
13311 2016-04-25 DJ Delorie <dj@redhat.com>
13313 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
13314 (ashrhi3): Likewise.
13315 (lshrhi3): Likewise.
13317 2016-04-25 Richard Biener <rguenther@suse.de>
13319 PR tree-optimization/70780
13320 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
13321 wasn't visited yet.
13322 (compute_antic): Mark blocks with abnormal preds as visited as
13323 they have a final empty antic-in solution already.
13325 2016-04-25 Michael Collison <michael.collison@linaro.org>
13327 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
13329 2016-04-25 Michael Collison <michael.collison@linaro.org>
13331 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
13332 mode is VQI to improve mixed mode vectorization.
13333 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
13334 define_insn to match low half of signed vaddw.
13335 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
13336 define_insn to match high half of signed vaddw.
13337 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
13338 define_insn to match low half of unsigned vaddw.
13339 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
13340 define_insn to match high half of unsigned vaddw.
13341 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
13342 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13343 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
13345 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13346 * config/arm/predicates.md (vect_par_constant_high): Support
13347 big endian and simplify by calling
13348 arm_simd_check_vect_par_cnst_half
13349 (vect_par_constant_low): Likewise.
13351 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13353 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
13354 predicate for operand 2.
13356 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
13357 H.J. Lu <hongjiu.lu@intel.com>
13359 * config/i386/i386-protos.h (standard_sse_constant_p): Add
13360 machine_mode argument.
13361 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
13362 constm1_rtx operands. For VOIDmode constants, get mode from
13363 pred_mode. Check mode size if the mode is supported by ABI.
13364 (standard_sse_constant_opcode): Do not use standard_constant_p.
13365 Strictly check ABI support for all-ones operands.
13366 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
13367 immediates. Update calls to standard_sse_constant_p.
13368 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
13369 (ix86_rtx_costs): Ditto.
13370 * config/i386/i386.md (*movxi_internal_avx512f): Use
13371 nonimmediate_or_sse_const_operand instead of vector_move_operand.
13372 Use (v,BC) alternative instead of (v,C). Use register_operand
13373 checks instead of MEM_P.
13374 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
13375 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
13376 isa attribute. Use register_operand checks instead of MEM_P.
13377 (*movti_internal): Use nonimmediate_or_sse_const_operand for
13378 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
13379 alternative and corresponding sse2 isa attribute.
13380 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
13381 to standard_sse_constant_p.
13382 (FP constant splitters): Ditto.
13383 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
13385 * config/i386/predicates.md (constm1_operand): Remove.
13386 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
13387 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
13388 vector_all_ones_operand instead of constm1_operand.
13390 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13392 * print-rtl.c (print_rtx_insn_vec): New function.
13393 * print-rtl.h: New prototype.
13394 * store-motion.c (struct st_expr): Make avail_stores a vector.
13395 (st_expr_entry): Adjust.
13396 (free_st_expr_entry): Likewise.
13397 (print_store_motion_mems): Likewise.
13398 (find_moveable_store): Likewise.
13399 (compute_store_table): Likewise.
13400 (delete_store): Likewise.
13401 (build_store_vectors): Likewise.
13403 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13405 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
13407 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13409 * vec.h (vec_safe_contains): New function.
13410 (vec::contains): Likewise.
13411 (vec::begin): Likewise.
13412 (vec::end): Likewise.
13414 2016-04-23 Jakub Jelinek <jakub@redhat.com>
13417 * cfgexpand.c (expand_stack_vars): Fix typo.
13419 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13421 * system.h (list, map, set, vector): Include conditionally.
13422 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
13423 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
13424 * ipa-icf.c (INCLUDE_LIST): Define.
13425 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
13426 * config/sh/sh.c (INCLUDE_VECTOR): Define.
13427 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
13428 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
13429 * cp/logic.cc (INCLUDE_LIST): Define.
13430 * fortran/trans-common.c (INCLUDE_MAP): Define.
13432 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13434 * auto-profile.c: Remove <string.h> include.
13435 * ipa-icf-gimple.c: Remove <list> include.
13436 * diagnostic.c: Remove <new> include.
13437 * genmatch.c: Likewise.
13438 * pretty-print.c: Likewise.
13439 * toplev.c: Likewise
13440 * c/c-objc-common.c: Likewise.
13441 * cp/error.c: Likewise.
13442 * fortran/error.c: Likewise.
13444 2016-04-22 Richard Biener <rguenther@suse.de>
13446 * lto-streamer-in.c (input_ssa_names): Do not allocate
13447 GIMPLE_NOP for all SSA names.
13448 * lto-streamer-out.c (output_ssa_names): Do not output
13449 SSA names that should have been released.
13451 2016-04-22 Richard Biener <rguenther@suse.de>
13453 PR tree-optimization/70740
13454 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
13457 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
13460 * config/i386/predicates.md (call_insn_operand): Replace
13461 sibcall_memory_operand with memory_operand.
13463 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
13465 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
13466 has_single_use() tests.
13467 (register_edge_assert_for_1): Likewise.
13468 (find_assert_locations_1): Check the liveness bitmap instead of
13469 checking has_single_use().
13471 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
13474 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
13475 Extract AVX-512BW constraint from AVX.
13477 2016-04-21 Richard Biener <rguenther@suse.de>
13479 PR tree-optimization/70725
13480 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
13481 for phi_convertible_by_degenerating_args.
13482 (predicate_all_scalar_phis): Handle single-argument PHIs.
13484 2016-04-21 Richard Biener <rguenther@suse.de>
13486 PR middle-end/70747
13487 * fold-const.c (fold_comparison): Return properly typed
13490 2016-04-21 Bin Cheng <bin.cheng@arm.com>
13492 PR tree-optimization/70715
13493 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13494 after expanding BASE using expand_simple_operations.
13496 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13498 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
13499 New transformations.
13501 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13503 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
13505 2016-04-20 Jan Hubicka <jh@suse.cz>
13507 * ipa-inline.c (can_inline_edge_p): Pass caller info to
13508 ultiimate_alias_target.
13509 (update_callee_keys): Likewise.
13510 (lookup_recursive_calls): Likewise.
13511 (speculation_useful_p): Likewise.
13513 2016-04-20 Jan Hubicka <jh@suse.cz>
13516 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
13517 (set_nothrow_flag_1): ... this; handle interposition correctly;
13518 recurse on aliases and thunks.
13519 (cgraph_node::set_nothrow_flag): New.
13520 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
13521 functions compiled with non-call exceptions that binds to current
13523 (propagate_nothrow): Be safe WRT interposition.
13524 * cgraph.h (set_nothrow_flag): Update prototype.
13526 2016-04-18 Jan Hubicka <jh@suse.cz>
13528 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13529 max_loop_iterations_int.
13530 (tree_unswitch_outer_loop): Likewise.
13532 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13534 PR tree-optimization/69489
13535 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
13536 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
13537 Revise dump message.
13538 (if_convertible_bb_p): Remove check on edge count of basic block's
13541 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13543 PR tree-optimization/56625
13544 PR tree-optimization/69489
13545 * tree-data-ref.h (DR_INNERMOST): New macro.
13546 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
13547 hashing struct innermost_loop_behavior.
13548 (ref_DR_map): Remove.
13549 (innermost_DR_map): New map.
13550 (baseref_DR_map): Revise comment.
13551 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
13552 to innermost_DR_map accroding to its innermost loop behavior.
13553 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
13554 to its innermost loop behavior.
13555 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
13556 Add initialization for innermost_DR_map. Record memory reference
13557 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
13558 have innermost loop behavior.
13559 (if_convertible_loop_p): Remove release for ref_DR_map. Release
13562 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
13564 * config/i386/i386.md (*lea<mode>_general_1): Rename from
13565 *lea_general_1. Use explicit SWI12 mode interator.
13566 (*lea<mode>_general_2): Rename from *lea_general_2.
13567 Use explicit SWI12 mode interator.
13568 (*lea<mode>_general_3): Rename from *lea_general_3.
13569 Use explicit SWI12 mode interator.
13570 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
13571 Use explicit SWI12 mode interator.
13572 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
13573 Use explicit SWI48 mode interator.
13575 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13577 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13578 Short-cut unaligned load and store cases. Handle all integer
13580 (ix86_expand_vector_move_misalign): Short-cut unaligned load
13581 and store cases. Call ix86_avx256_split_vector_move_misalign
13582 directly without checking mode class.
13584 2016-04-20 Andrew Pinski <apinski@cavium.com>
13585 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13588 * config/aarch64/aarch64.md (sibcall): Force call
13589 address to be DImode for ILP32.
13590 (sibcall_value): Likewise.
13592 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13594 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
13596 2016-04-20 Richard Biener <rguenther@suse.de>
13598 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
13599 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
13600 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
13601 (maybe_push_res_to_seq): Adjust.
13602 * gimple-fold.c (maybe_build_generic_op): Likewise.
13604 2016-04-20 Marek Polacek <polacek@redhat.com>
13606 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
13609 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
13611 * config/i386/sse.md (vec_unpacks_lo_hi): Always
13612 use kmovw to support AVX512F target.
13614 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13616 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
13618 2016-04-20 Marek Polacek <polacek@redhat.com>
13620 PR tree-optimization/70725
13621 * tree-if-conv.c (is_false_predicate): New function.
13622 (predicate_mem_writes): Use it.
13624 2016-04-20 Richard Biener <rguenther@suse.de>
13626 PR tree-optimization/70726
13627 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
13628 shift amounts from a pattern stmt operand.
13630 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13633 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
13634 stack_restore_from_fpr pattern when restoring r15.
13635 (s390_optimize_prologue): Strip away the memory barrier in the
13636 parallel when trying to get rid of restore insns.
13637 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
13638 definition for loading the stack pointer from an FPR. Compared to
13639 the normal move insn this pattern includes a full memory barrier.
13641 2016-04-19 Jakub Jelinek <jakub@redhat.com>
13643 PR middle-end/70680
13644 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
13645 implicitly linear or lastprivate iterator on the outer context.
13647 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13649 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
13651 * config/i386/i386.md (ssememalign): Removed.
13652 * config/i386/sse.md: Remove ssememalign attribute from patterns.
13654 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13657 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
13658 const short * to __builtin_ia32_loaddquhi512_mask.
13659 (_mm512_maskz_loadu_epi16): Likewise.
13660 (_mm512_mask_storeu_epi16): Pass short * to
13661 __builtin_ia32_storedquhi512_mask.
13662 (_mm512_mask_loadu_epi8): Pass const char * to
13663 __builtin_ia32_loaddquqi512_mask.
13664 (_mm512_maskz_loadu_epi8): Likewise.
13665 (_mm512_mask_storeu_epi8): Pass char * to
13666 __builtin_ia32_storedquqi512_mask.
13667 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
13668 const double * to __builtin_ia32_loadupd512_mask.
13669 (_mm512_mask_loadu_pd): Likewise.
13670 (_mm512_maskz_loadu_pd): Likewise.
13671 (_mm512_storeu_pd): Pass double * to
13672 __builtin_ia32_storeupd512_mask.
13673 (_mm512_mask_storeu_pd): Likewise.
13674 (_mm512_loadu_ps): Pass const float * to
13675 __builtin_ia32_loadups512_mask.
13676 (_mm512_mask_loadu_ps): Likewise.
13677 (_mm512_maskz_loadu_ps): Likewise.
13678 (_mm512_storeu_ps): Pass float * to
13679 __builtin_ia32_storeups512_mask.
13680 (_mm512_mask_storeu_ps): Likewise.
13681 (_mm512_mask_loadu_epi64): Pass const long long * to
13682 __builtin_ia32_loaddqudi512_mask.
13683 (_mm512_maskz_loadu_epi64): Likewise.
13684 (_mm512_mask_storeu_epi64): Pass long long *
13685 to __builtin_ia32_storedqudi512_mask.
13686 (_mm512_loadu_si512): Pass const int * to
13687 __builtin_ia32_loaddqusi512_mask.
13688 (_mm512_mask_loadu_epi32): Likewise.
13689 (_mm512_maskz_loadu_epi32): Likewise.
13690 (_mm512_storeu_si512): Pass int * to
13691 __builtin_ia32_storedqusi512_mask.
13692 (_mm512_mask_storeu_epi32): Likewise.
13693 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
13694 char * to __builtin_ia32_storedquqi256_mask.
13695 (_mm_mask_storeu_epi8): Likewise.
13696 (_mm256_mask_loadu_epi16): Pass const short * to
13697 __builtin_ia32_loaddquhi256_mask.
13698 (_mm256_maskz_loadu_epi16): Likewise.
13699 (_mm_mask_loadu_epi16): Pass const short * to
13700 __builtin_ia32_loaddquhi128_mask.
13701 (_mm_maskz_loadu_epi16): Likewise.
13702 (_mm256_mask_loadu_epi8): Pass const char * to
13703 __builtin_ia32_loaddquqi256_mask.
13704 (_mm256_maskz_loadu_epi8): Likewise.
13705 (_mm_mask_loadu_epi8): Pass const char * to
13706 __builtin_ia32_loaddquqi128_mask.
13707 (_mm_maskz_loadu_epi8): Likewise.
13708 (_mm256_mask_storeu_epi16): Pass short * to.
13709 __builtin_ia32_storedquhi256_mask.
13710 (_mm_mask_storeu_epi16): Pass short * to.
13711 __builtin_ia32_storedquhi128_mask.
13712 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
13713 const double * to __builtin_ia32_loadupd256_mask.
13714 (_mm256_maskz_loadu_pd): Likewise.
13715 (_mm_mask_loadu_pd): Pass onst double * to
13716 __builtin_ia32_loadupd128_mask.
13717 (_mm_maskz_loadu_pd): Likewise.
13718 (_mm256_mask_storeu_pd): Pass double * to
13719 __builtin_ia32_storeupd256_mask.
13720 (_mm_mask_storeu_pd): Pass double * to
13721 __builtin_ia32_storeupd128_mask.
13722 (_mm256_mask_loadu_ps): Pass const float * to
13723 __builtin_ia32_loadups256_mask.
13724 (_mm256_maskz_loadu_ps): Likewise.
13725 (_mm_mask_loadu_ps): Pass const float * to
13726 __builtin_ia32_loadups128_mask.
13727 (_mm_maskz_loadu_ps): Likewise.
13728 (_mm256_mask_storeu_ps): Pass float * to
13729 __builtin_ia32_storeups256_mask.
13730 (_mm_mask_storeu_ps): ass float * to
13731 __builtin_ia32_storeups128_mask.
13732 (_mm256_mask_loadu_epi64): Pass const long long * to
13733 __builtin_ia32_loaddqudi256_mask.
13734 (_mm256_maskz_loadu_epi64): Likewise.
13735 (_mm_mask_loadu_epi64): Pass const long long * to
13736 __builtin_ia32_loaddqudi128_mask.
13737 (_mm_maskz_loadu_epi64): Likewise.
13738 (_mm256_mask_storeu_epi64): Pass long long * to
13739 __builtin_ia32_storedqudi256_mask.
13740 (_mm_mask_storeu_epi64): Pass long long * to
13741 __builtin_ia32_storedqudi128_mask.
13742 (_mm256_mask_loadu_epi32): Pass const int * to
13743 __builtin_ia32_loaddqusi256_mask.
13744 (_mm256_maskz_loadu_epi32): Likewise.
13745 (_mm_mask_loadu_epi32): Pass const int * to
13746 __builtin_ia32_loaddqusi128_mask.
13747 (_mm_maskz_loadu_epi32): Likewise.
13748 (_mm256_mask_storeu_epi32): Pass int * to
13749 __builtin_ia32_storedqusi256_mask.
13750 (_mm_mask_storeu_epi32): Pass int * to
13751 __builtin_ia32_storedqusi128_mask.
13752 * config/i386/i386-builtin-types.def (PCSHORT): New.
13753 (PINT64): Likewise.
13754 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
13755 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
13756 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
13757 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
13758 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
13759 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
13760 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
13761 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
13762 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
13763 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
13764 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
13765 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
13766 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
13767 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
13768 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
13769 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
13770 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
13771 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
13772 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
13773 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
13774 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
13775 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
13776 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
13777 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
13778 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
13779 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
13780 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
13781 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
13782 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
13783 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
13784 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
13785 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
13786 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
13787 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
13788 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
13789 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
13790 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
13791 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
13792 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
13793 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
13794 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
13795 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
13796 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
13797 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
13798 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
13799 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
13800 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
13801 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
13802 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
13804 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
13805 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
13807 (ix86_expand_vector_move_misalign): Likewise.
13808 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
13809 to scalar function prototype for unaligned load/store builtins.
13810 (ix86_expand_special_args_builtin): Updated.
13811 * config/i386/sse.md (UNSPEC_LOADU): Removed.
13812 (UNSPEC_STOREU): Likewise.
13813 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
13814 (VI_ULOADSTORE_F_AVX512VL): Likewise.
13815 (ssescalarsize): Handle V4TI, V2TI and V1TI.
13816 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
13817 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
13818 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
13819 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
13820 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
13821 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
13822 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
13823 (<avx512>_storedqu<mode>_mask): Likewise.
13824 (*sse4_2_pcmpestr_unaligned): Likewise.
13825 (*sse4_2_pcmpistr_unaligned): Likewise.
13826 (*mov<mode>_internal): Renamed to ...
13827 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
13828 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
13829 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
13830 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
13832 2016-04-19 Richard Biener <rguenther@suse.de>
13834 PR tree-optimization/70171
13835 * tree-ssa-phiprop.c: Include stor-layout.h.
13836 (phiprop_insert_phi): Handle the aggregate copy case.
13837 (propagate_with_phi): Likewise.
13839 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
13841 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
13842 instead of simplify_gen_subreg (... , 0).
13843 (ix86_delegitimize_address): Ditto.
13844 (ix86_split_divmod): Ditto.
13845 (ix86_split_copysign_const): Ditto.
13846 (ix86_split_copysign_var): Ditto.
13847 (ix86_expand_args_builtin): Ditto.
13848 (ix86_expand_round_builtin): Ditto.
13849 (ix86_expand_special_args_builtin): Ditto.
13850 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
13851 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
13852 (udivmodqi4): Ditto.
13853 (absneg splitters): Ditto.
13854 (*jcc_bt<mode>_1): Ditto.
13856 2016-04-19 Richard Biener <rguenther@suse.de>
13858 PR tree-optimization/70724
13859 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
13860 restoring out from ...
13861 (free_scc_vn): ... here.
13862 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
13863 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
13865 (pass_fre::execute): Restore SSA info.
13867 2016-04-19 Richard Biener <rguenther@suse.de>
13869 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
13870 * gimple-walk.c (walk_gimple_op): Initialize it.
13871 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
13872 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
13873 remapping SSA names of defs.
13874 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
13877 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
13879 PR middle-end/70689
13880 * lra-constraints.c (equiv_substition_p): New.
13881 (process_alt_operands): Use it.
13882 (swap_operands): Swap it.
13883 (curr_insn_transform): Update it.
13885 2016-04-18 Michael Matz <matz@suse.de>
13887 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
13888 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
13889 * tree-core.h (tree_type_common.align): Use bit-field.
13890 (tree_type_common.spare): New.
13891 (tree_decl_common.off_align): Make smaller.
13892 (tree_decl_common.align): Use bit-field.
13894 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
13895 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
13896 (scan_sharing_clauses): Ditto.
13897 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
13898 (omp_finish_file): Ditto.
13899 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
13900 (layout_decl): Ditto.
13901 (relayout_decl): Ditto.
13902 (finalize_record_size): Use SET_TYPE_ALIGN.
13903 (finalize_type_size): Ditto.
13904 (finish_builtin_struct): Ditto.
13905 (layout_type): Ditto.
13906 (initialize_sizetypes): Ditto.
13907 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
13908 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
13909 (lookup_field_for_decl): Use SET_DECL_ALIGN.
13910 (get_chain_field): Ditto.
13911 (get_trampoline_type): Ditto.
13912 (get_nl_goto_field): Ditto.
13913 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
13915 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
13916 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
13917 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
13918 (build_qualified_type): Use SET_TYPE_ALIGN.
13919 (build_aligned_type, build_range_type_1): Ditto.
13920 (build_atomic_base): Ditto.
13921 (build_common_tree_nodes): Ditto.
13922 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
13923 (expand_one_stack_var_at): Ditto.
13924 * coverage.c (build_var): Use SET_DECL_ALIGN.
13925 * except.c (init_eh): Ditto.
13926 * function.c (assign_parm_setup_block): Ditto.
13927 * symtab.c (increase_alignment_1): Ditto.
13928 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
13929 * tree-vect-stmts.c (ensure_base_align): Ditto.
13930 * varasm.c (align_variable): Ditto.
13931 (assemble_variable): Ditto.
13932 (build_constant_desc): Ditto.
13933 (output_constant_def_contents): Ditto.
13935 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
13936 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
13937 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
13938 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
13939 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
13941 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
13944 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
13945 replace %vmovsd with "%vmovq".
13946 (vec_concatv2df): Likewise.
13948 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
13950 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
13951 (*vec_extractv2si_0): Ditto.
13952 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
13953 (zero_extended_scalar_load_operand splitters): Ditto.
13954 (vec_extract splitters): Ditto.
13955 (*vec_extractv4si_0_zext): Ditto.
13956 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
13957 and lowpart_subreg.
13958 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
13959 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
13960 (*sse4_1_extractps): Use lowpart_subreg.
13961 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
13963 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13965 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
13967 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
13968 Mention Solaris 11 packaging changes.
13969 Update gas and gld requirements.
13970 Remove reference to pre-Solaris 10 bug.
13971 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
13973 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
13976 2016-04-17 Jan Hubicka <jh@suse.cz>
13978 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
13979 max_loop_iterations_int.
13981 2016-04-18 Richard Biener <rguenther@suse.de>
13983 PR tree-optimization/43434
13984 * tree-ssa-structalias.c (struct vls_data): New.
13985 (visit_loadstore): Handle all pointer-based accesses.
13986 (compute_dependence_clique): Compute a bitmap of restrict tags
13987 assigned bases and pass it to visit_loadstore.
13989 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
13992 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
13993 armv8.1-a and armv8.1-a+crc.
13995 2016-04-18 Richard Biener <rguenther@suse.de>
13997 PR tree-optimization/70701
13998 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
13999 references after translating through a memcpy.
14001 2016-04-18 Richard Biener <rguenther@suse.de>
14003 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
14004 (compute_antic): ... here. For partial antic use regular
14005 postorder and scrap iteration.
14006 (compute_partial_antic_aux): Remove unused return value.
14007 (init_pre): Do not allocate postorder.
14008 (fini_pre): Do not free postorder.
14010 2016-04-18 Richard Biener <rguenther@suse.de>
14012 PR middle-end/37870
14013 * expmed.c (extract_bit_field_1): Remove broken case
14014 using a wider MODE_INT mode.
14016 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
14018 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
14019 unless compiling with at least GCC-4.8.
14021 2016-04-17 Jan Hubicka <jh@suse.cz>
14024 * graphite.c (graphite_finalize): Update call to
14025 tree_estimate_probability.
14026 * predict.h (tree_estimate_probability): Update prototype.
14028 2016-04-17 Jan Hubicka <jh@suse.cz>
14030 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
14031 (tree_estimate_probability): Likewise.
14032 (pass_profile::execute): Update.
14033 (report_predictor_hitrates): New function.
14034 * profile.c (compute_branch_probabilities): Use it.
14035 * predict.h (report_predictor_hitrates): Declare.
14037 2016-04-17 Jan Hubicka <jh@suse.cz>
14040 * cgraph.h (cgraph_node::set_const_flag,
14041 cgraph_node::set_pure_flag): Update prototype to return bool;
14043 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
14044 of interposable symbol are interposable, too.
14045 (cgraph_set_const_flag_1): Rename to ...
14046 (set_const_flag_1): ... this one; change to self recursive function
14047 instead of call_for_symbol_thunks_and_aliases. Handle correctly
14048 clearnig the flag in all variants and also virtual thunks of const
14049 functions are pure; track if any change was done.
14050 (cgraph_node::set_const_flag): Update.
14051 (struct set_pure_flag_info): New struct.
14052 (cgraph_set_pure_flag_1): Rename to ...
14053 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
14054 rather than pointer encoded flags; track if any changes was done;
14055 handle correctly clearning flag and setting flag of aliases already
14057 (cgraph_node::set_pure_flag): Update.
14058 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
14060 2016-04-17 Tom de Vries <tom@codesourcery.com>
14063 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
14064 backslash in label.
14066 2016-04-17 Tom de Vries <tom@codesourcery.com>
14068 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
14069 '{}<> ' as escape-for-record.
14071 2016-04-17 Tom de Vries <tom@codesourcery.com>
14073 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
14076 2016-04-17 Tom de Vries <tom@codesourcery.com>
14079 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
14080 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
14081 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
14082 * passes.c (finish_optimization_passes): Only call
14083 finish_graph_dump_file if dfi->graph_dump_initialized.
14084 (execute_function_dump, pass_init_dump_file): Use
14085 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
14087 2016-04-17 Tom de Vries <tom@codesourcery.com>
14089 PR tree-optimization/70256
14090 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
14091 (debug_varmap): New function.
14093 2016-04-17 Tom de Vries <tom@codesourcery.com>
14096 * passes.c (pass_manager::register_pass): Propagate pflags.
14098 2016-04-17 Tom de Vries <tom@codesourcery.com>
14101 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
14102 * passes.c (pass_manager::pass_manager): Declare and init p_start in
14103 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
14104 check if it's equal to p_start.
14105 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
14107 2016-04-15 Jan Hubicka <jh@suse.cz>
14110 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
14111 function does not bind to current def.
14112 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
14113 handle conservatively calls to functions that does not need to bind
14115 (check_call): Update call of worse_state.
14116 (ignore_edge_for_nothrow): Update.
14117 (ignore_edge_for_pure_const): Likewise.
14118 (propagate_pure_const): Update calls to worse_state.
14119 (skip_function_for_local_pure_const): Reformat comments.
14121 2016-04-15 Jan Hubicka <jh@suse.cz>
14124 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
14125 (cgraph_node::function_symbol): Likewise.
14126 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14127 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
14128 (symtab_node::ultimate_alias_target): Add REF parameter.
14129 (symtab_node::binds_to_current_def_p): Declare.
14130 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
14131 (cgraph_node::function_symbol): Likewise.
14132 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
14133 (cgraph_node::get_availability): Likewise.
14134 (cgraph_edge::binds_to_current_def_p): New inline function.
14135 (varpool_node::get_availability): Add REF parameter.
14136 (varpool_node::ultimate_alias_target): Likewise.
14137 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
14138 (symtab_node::binds_to_current_def_p): Likewise.
14139 * varpool.c (varpool_node::get_availability): Likewise.
14141 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14144 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
14145 Fix mode size check.
14147 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14149 * BASE-VER: Set to 7.0.0.
14151 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
14153 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
14155 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14157 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
14158 architecture revisions.
14160 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
14162 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
14163 * config/i386/i386.c (ix86_using_red_zone): No longer static.
14164 * config/i386/i386.md (stack decrement to push peepholes): Guard
14165 with !x86_using_red_zone ().
14167 2016-04-15 Jakub Jelinek <jakub@redhat.com>
14170 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
14171 to dump_generic_node.
14172 (NIY): Pass also flags to do_niy.
14174 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
14176 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
14177 (simd_clone_vector_of_formal_parm_types)
14178 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
14179 (simd_clone_mangle, simd_clone_create)
14180 (simd_clone_adjust_return_type, create_tmp_simd_array)
14181 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
14182 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
14183 (ipa_simd_modify_function_body, simd_clone_linear_addend)
14184 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
14185 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
14186 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
14187 * omp-simd-clone.c: ... this new file.
14188 (simd_clone_vector_of_formal_parm_types): Make it static.
14189 * Makefile.in (OBJS): Add omp-simd-clone.o.
14191 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14194 * config/i386/sse.md: Use proper memory operand modifiers.
14197 2016-04-15 Richard Biener <rguenther@suse.de>
14198 Alan Modra <amodra@gmail.com>
14200 PR tree-optimization/70130
14201 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14202 when alignment stays not the same and no not use the realign
14205 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14208 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14209 direct move handlers for KFmode. Change TFmode handlers test from
14210 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14212 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14215 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14216 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14217 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14218 * tree-ssa-live.c (remove_unused_scope_block_p): When
14219 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14220 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14221 block_ultimate_origin is FUNCTION_DECL.
14222 (remove_unused_locals): If current_function_decl is
14223 polymorphic_ctor_dtor_p, pass initial true to
14224 remove_unused_scope_block_p' is_ctor_dtor_block.
14226 2016-04-14 Martin Sebor <msebor@redhat.com>
14231 * doc/extend.texi (Variable Length): Revert.
14233 2016-04-14 Marek Polacek <polacek@redhat.com>
14234 Jan Hubicka <hubicka@ucw.cz>
14237 * tree.c (verify_type): Disable the canonical type of main variant
14240 2016-04-14 Jason Merrill <jason@redhat.com>
14242 * cfgexpand.c, expr.c: Revert previous change.
14244 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14246 PR middle-end/70643
14247 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14248 when building a mem ref for the incoming reduction variable.
14250 2016-04-14 Richard Biener <rguenther@suse.de>
14252 PR tree-optimization/70614
14253 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14254 loop if the evolution dropped to chrec_dont_know.
14255 (interpret_condition_phi): Likewise.
14257 2016-04-14 Richard Biener <rguenther@suse.de>
14259 PR tree-optimization/70623
14260 * tree-ssa-pre.c (changed_blocks): Make global ...
14261 (compute_antic): ... local here. Move and fix worklist
14262 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14263 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14264 worklist handling, dump when ANTIC_IN changed.
14265 (compute_partial_antic_aux): Remove worklist handling.
14266 (init_pre): Do not compute post dominators. Add a comment about
14267 the CFG order chosen.
14268 (fini_pre): Do not free post dominators.
14270 2016-04-13 Martin Sebor <msebor@redhat.com>
14275 * doc/extend.texi (Variable Length): Document C++ specifics.
14277 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14280 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14281 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14282 eh edges have been purged.
14285 * tree-sra.c (create_access_replacement,
14286 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14288 * tree-pretty-print.c (dump_fancy_name): New function.
14289 (dump_decl_name, dump_generic_node): Use it.
14291 2016-04-13 Jason Merrill <jason@redhat.com>
14293 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
14294 * expr.c (expand_expr_real_1): Likewise.
14296 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
14298 * config/i386/i386.md (kunpckhi): Swap operands.
14299 (kunpcksi): Likewise.
14300 (kunpckdi): Likewise.
14301 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
14302 (vec_pack_trunc_<mode>): Likewise.
14304 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14307 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
14309 PR middle-end/70633
14310 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
14311 gimplification turns some element into non-constant.
14314 * rtl.h (convert_memory_address_addr_space_1): New prototype.
14315 * explow.c (convert_memory_address_addr_space_1): No longer static,
14316 add NO_EMIT argument and don't call convert_modes if true, pass
14317 it down recursively, remove break after return.
14318 (convert_memory_address_addr_space): Adjust caller.
14319 * simplify-rtx.c (simplify_unary_operation_1): Call
14320 convert_memory_address_addr_space_1 instead of convert_memory_address,
14321 if it returns NULL, don't simplify.
14323 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
14326 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
14328 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14330 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14331 Bump the upper SIMDLEN limits, so that if the return type or
14332 characteristic type if the return type is void can be passed in
14333 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
14336 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14339 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
14340 Do not use "=" constraint on an input constraint.
14341 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
14342 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
14343 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
14344 generates (neg (abs ...)) instead of (abs ...).
14346 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14348 PR rtl-optimization/70596
14349 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
14350 just invalidate LRA data and reset them. Adjust dump wording.
14352 2016-04-12 Martin Liska <mliska@suse.cz>
14355 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14357 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14359 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14360 max_loop_iterations_int.
14361 (tree_unswitch_outer_loop): Likewise.
14362 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14363 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14365 2016-04-12 Tom de Vries <tom@codesourcery.com>
14367 PR tree-optimization/68756
14368 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
14369 instead of new_name.
14371 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14373 PR tree-optimization/70602
14374 * tree-sra.c (generate_subtree_copies): Don't write anything into
14375 constant pool decls.
14377 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
14378 regardless whether there are depend clauses or not.
14380 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14383 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
14384 target attribute and pragma from changing the -mfloat128
14385 and -mfloat128-hardware options.
14387 * doc/extend.texi (Additional Floating Types): Document PowerPC
14388 __float128 restrictions.
14390 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14393 * config/aarch64/driver-aarch64.c
14394 (aarch64_get_extension_string_for_isa_flags): New.
14395 (arch_extension): Rename to...
14396 (aarch64_arch_extension): ...This.
14397 (ext_to_feat_string): Rename to...
14398 (aarch64_extensions): ...This.
14399 (aarch64_core_data): Keep track of architecture extension flags.
14400 (cpu_data): Rename to...
14401 (aarch64_cpu_data): ...This.
14402 (aarch64_arch_driver_info): Keep track of architecture extension
14404 (get_arch_name_from_id): Rename to...
14405 (get_arch_from_id): ...This, change return type.
14406 (host_detect_local_cpu): Update and reformat for renames, handle
14407 extensions through common infrastructure.
14409 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14412 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
14413 track of a canonical flag name.
14414 (all_extensions): Likewise.
14415 (arch_to_arch_name): Also track extension flags enabled by the arch.
14416 (all_architectures): Likewise.
14417 (aarch64_parse_extension): Move to here.
14418 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
14420 (aarch64_rewrite_selected_cpu): Update for above change.
14421 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
14422 are handled, such that the single explicit value enabled by an
14423 extension is kept seperate from the implicit values it also enables.
14424 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
14426 (aarch64_parse_extension): New.
14427 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
14428 here to config/aarch64/aarch64-protos.h.
14429 (aarch64_parse_extension): Move from here to
14430 common/config/aarch64/aarch64-common.c.
14431 (aarch64_option_print): Update.
14432 (aarch64_declare_function_name): Likewise.
14433 (aarch64_start_file): Likewise.
14434 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
14435 the canonical flag for extensions.
14436 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
14439 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14441 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
14444 2016-04-09 Tom de Vries <tom@codesourcery.com>
14446 PR tree-optimization/68953
14447 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
14448 first to last subscript.
14450 2016-04-09 Jakub Jelinek <jakub@redhat.com>
14452 PR tree-optimization/70586
14453 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
14456 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
14460 PR tree-optimization/70373
14461 PR middle-end/70533
14462 PR middle-end/70534
14463 PR middle-end/70535
14464 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
14465 clauses for acc parallel reductions as necessary. Error on those
14467 * omp-low.c (scan_sharing_clauses): Don't install variables which
14468 are used in acc parallel reductions.
14469 (lower_rec_input_clauses): Remove dead code.
14470 (lower_oacc_reductions): Add support for reference reductions.
14471 (lower_reduction_clauses): Remove dead code.
14472 (lower_omp_target): Don't remap variables appearing in acc parallel
14474 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
14476 2016-04-08 Jakub Jelinek <jakub@redhat.com>
14478 PR middle-end/70593
14479 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
14480 with multiple SSA_NAME defs, force the outputs other than first
14481 to be live before calling live_track_process_def on each output.
14483 PR rtl-optimization/70574
14484 * fwprop.c (forward_propagate_and_simplify): Don't add
14485 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
14486 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
14487 paradoxical subregs within *loc.
14489 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
14491 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
14492 -ftree-parallelize-loops={0,1}.
14493 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
14494 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
14495 * config/ia64/hpux.h (LIB_SPEC): Likewise.
14496 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
14497 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
14499 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
14502 * asan.c (instrument_derefs): If we get unknown location, extract it
14503 with EXPR_LOCATION.
14504 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
14506 2016-04-08 Tom de Vries <tom@codesourcery.com>
14508 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
14509 implicit firstprivate clause.
14511 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14514 * config/arm/thumb2.md (tst + branch-> lsls + branch
14515 peephole below *orsi_not_shiftsi_si): Require that condition
14516 register is dead after the peephole.
14517 (second peephole after the above): Likewise.
14519 2016-04-08 Alan Modra <amodra@gmail.com>
14522 * builtins.c (fold_builtin_classify): For IBM extended precision,
14523 look at just the high-order double to test for NaN.
14524 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
14525 test just the high double for Inf but both doubles for subnormal
14528 2016-04-07 Jakub Jelinek <jakub@redhat.com>
14530 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
14531 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
14532 node->simdclone->mask_mode != VOIDmode masks.
14533 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
14534 earlier, use it instead of node->simdclone.
14535 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14536 Set clonei->mask_mode.
14538 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14541 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
14542 Pass it through to cp_parser_already_scoped_statement.
14543 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
14544 it through to cp_parser_statement.
14545 (cp_parser_statement): Pass IF_P through to
14546 cp_parser_iteration_statement.
14547 (cp_parser_pragma): Adjust call to
14548 cp_parser_iteration_statement.
14550 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14553 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
14554 resolve a future -Wparentheses warning.
14555 * omp-low.c (scan_sharing_clauses): Likewise.
14556 * tree-parloops.c (eliminate_local_variables): Likewise.
14558 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
14560 PR rtl-optimization/70398
14561 * lra-constraints.c (process_address_1): Check zero scale and code
14562 for reloading with zero scale.
14564 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
14566 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
14567 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
14569 2016-04-06 Jakub Jelinek <jakub@redhat.com>
14571 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14572 Add support for AVX512F clones, include them by default for
14573 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
14574 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
14577 PR middle-end/70550
14578 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
14579 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
14580 firstprivate clauses.
14581 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
14582 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
14583 (lower_omp_target): Set TREE_NO_WARNING for
14584 non-addressable possibly uninitialized vars which are copied into
14585 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
14587 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
14589 * config/pa/predicates.md (integer_store_memory_operand): Accept
14590 REG+D operands with a large offset when reload_in_progress is true.
14591 (floating_point_store_memory_operand): Likewise.
14593 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14596 * match.pd (nested int casts): Limit to GIMPLE.
14598 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
14601 * ipa-devirt.c (maybe_record_node): Fix comment; use
14602 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
14604 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14606 PR rtl-optimization/70542
14607 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
14608 if there are any uses other than insn or debug insns.
14610 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
14611 Jakub Jelinek <jakub@redhat.com>
14613 PR tree-optimization/70509
14614 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
14615 Shift HOST_WIDE_INT_1U instead of 1.
14617 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
14619 PR tree-optimization/70509
14620 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
14621 of the vector base type for index.
14623 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
14626 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
14628 2016-04-05 Richard Biener <rguenther@suse.de>
14630 PR tree-optimization/70526
14631 * tree-sra.c (build_ref_for_offset): Use prev_base to
14632 extract the alias pointer type.
14634 2016-04-05 Richard Biener <rguenther@suse.de>
14636 * dse.c (struct store_info): Remove alias_set member.
14637 (struct read_info_type): Likewise.
14638 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
14639 spill_deleted, clear_alias_set_lookup): Remove.
14640 (get_group_info): Remove dead base == NULL_RTX case.
14641 (dse_step0): Remove initialization of removed variables.
14642 (delete_dead_store_insn): Reomve alias set dumping.
14643 (free_read_records): Remove alias_set handling.
14644 (canon_address): Remove alias_set_out parameter.
14645 (record_store): Remove spill_alias_set, it's always zero.
14646 (check_mem_read_rtx): Likewise.
14647 (dse_step2): Rename from ...
14648 (dse_step2_nospill): ... this. Adjust.
14649 (scan_stores): Rename from ...
14650 (scan_stores_nospill): ... this.
14651 (scan_reads): Rename from ...
14652 (scan_reads_nospill): ... this.
14653 (scan_stores_spill, scan_reads_spill): Remove.
14654 (dse_step3_scan): Remove for_spills argument which is always false.
14655 (dse_step3): Likewise.
14656 (dse_step5): Rename from ...
14657 (dse_step5_nospill): ... this. Remove alias_set handling.
14658 (rest_of_handle_dse): Adjust.
14660 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14663 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
14664 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
14665 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
14666 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
14668 2016-04-05 Richard Biener <rguenther@suse.de>
14670 PR middle-end/70499
14671 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
14672 non-register type temporaries into SSA.
14674 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
14677 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
14678 calls when sanitizing.
14679 (possible_polymorphic_call_target_p): Fix formatting.
14681 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14682 Jakub Jelinek <jakub@redhat.com>
14684 PR middle-end/70457
14685 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
14686 to ensure a call statement is compatible with a built-in's
14688 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
14691 2016-04-04 Richard Biener <rguenther@suse.de>
14693 PR rtl-optimization/70484
14694 * rtl.h (canon_output_dependence): Declare.
14695 * alias.c (canon_output_dependence): New function.
14696 * dse.c (record_store): Use canon_output_dependence rather
14697 than canon_true_dependence.
14699 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14702 * cgraph.h (symtab_node::copy_visibility_from): New function.
14703 * symtab.c (symtab_node::copy_visibility_from): New function.
14704 * ipa-visibility.c (optimize_weakref): New function.
14705 (function_and_variable_visibility): Use it.
14707 2016-04-04 Martin Liska <mliska@suse.cz>
14710 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
14711 value that is really in range handled by SBR instruction.
14712 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
14713 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
14714 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
14716 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
14720 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
14721 set, but not for SP_REG operands.
14723 2016-04-02 Martin Sebor <msebor@redhat.com>
14726 * fold-const.c (maybe_nonzero_address): New function.
14727 (fold_comparison): Call it. Fold equality and relational
14728 expressions involving null pointers.
14729 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
14731 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
14733 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
14734 the "Y" constraint (scalar FP 0.0 immediate).
14736 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
14737 Add the "const_double" to the list of operand constraints.
14739 2016-04-01 Jakub Jelinek <jakub@redhat.com>
14741 PR rtl-optimization/70467
14742 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
14743 If low word of the last operand is 0, just emit addition/subtraction
14746 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14749 * config/s390/s390.c (s390_expand_insv): Check for everything
14750 constant instead of just VOIDmode stuff.
14752 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14755 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
14757 2016-04-01 Nathan Sidwell <nathan@acm.org>
14759 * tree.def (TRY_CATCH_EXPR): Correct documentation.
14761 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
14763 PR rtl-optimization/70461
14764 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
14767 2016-03-31 Martin Liska <mliska@suse.cz>
14770 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
14771 a tree value or an immediate integer value to a buffer
14772 that is eventually copied to a BRIG section.
14773 (emit_immediate_operand): Call the function here.
14774 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
14775 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
14776 of class' fields that are removed.
14777 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
14778 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
14779 m_brig_repr_size fields.
14781 2016-03-31 Martin Liska <mliska@suse.cz>
14784 * hsa-gen.c (hsa_function_representation::update_dominance): New
14786 (convert_addr_to_flat_segment): Likewise.
14787 (gen_hsa_memory_set): New alignment argument.
14788 (gen_hsa_ctor_assignment): Likewise.
14789 (gen_hsa_insns_for_single_assignment): Provide alignment
14790 to gen_hsa_ctor_assignment.
14791 (gen_hsa_insns_for_direct_call): Add new argument.
14792 (expand_lhs_of_string_op): New function.
14793 (expand_string_operation_builtin): Likewise.
14794 (expand_memory_copy): New function.
14795 (expand_memory_set): New function.
14796 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
14797 (convert_switch_statements): Change signature.
14798 (generate_hsa): Use a return value of the function.
14799 (pass_gen_hsail::execute): Do not call
14800 convert_switch_statements here.
14801 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
14802 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
14803 (hsa_function_representation::update_dominance): New function.
14805 2016-03-31 Martin Liska <mliska@suse.cz>
14808 * hsa-brig.c (emit_directive_variable): Emit alignment
14809 according to hsa_symbol::m_align.
14810 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
14811 (dump_hsa_symbol): Dump alignment of HSA symbols.
14812 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
14813 (gen_hsa_addr_with_align): New function.
14814 (hsa_bitmemref_alignment): Use newly added function.
14815 (gen_hsa_insns_for_load): Likewise.
14816 (gen_hsa_insns_for_store): Likewise.
14817 (gen_hsa_memory_copy): New argument added.
14818 (gen_hsa_insns_for_single_assignment): Respect
14819 alignment for assignments processed via gen_hsa_memory_copy.
14820 (gen_hsa_insns_for_direct_call): Likewise.
14821 (gen_hsa_insns_for_return): Likewise.
14822 (gen_function_def_parameters): Set default alignment.
14823 * hsa.c (hsa_object_alignment): New function.
14824 (hsa_byte_alignment): Pasted function.
14825 * hsa.h (hsa_symbol::m_align): New field.
14827 2016-03-31 Bin Cheng <bin.cheng@arm.com>
14829 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
14830 scratch field for goto case.
14832 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
14834 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
14836 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
14839 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
14840 (scalar_chain::convert_insn): Call convert_op for reg
14841 moves to handle undefined registers.
14843 2016-03-31 Nathan Sidwell <nathan@acm.org>
14846 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
14847 Assert we don't want to move backwards.
14849 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
14852 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
14854 2016-03-31 Jakub Jelinek <jakub@redhat.com>
14856 PR rtl-optimization/70460
14857 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
14858 with operand from REG_LABEL_OPERAND, instead substitute
14859 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
14860 Don't do anything for REG_NON_LOCAL_GOTO jumps.
14862 2016-03-31 Martin Liska <mliska@suse.cz>
14864 * passes.c (execute_one_pass): Do not call
14865 todo_after for a discarded function.
14867 2016-03-31 Bin Cheng <bin.cheng@arm.com>
14869 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
14870 (no_cost, infinite_cost): Initialize the new field.
14871 (get_computation_cost_at): Record setup cost.
14872 (determine_use_iv_cost_address): Skip cost computation for sub
14873 uses if we can estimate it without losing accuracy.
14875 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14877 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14879 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14880 max_loop_iterations_int.
14881 (tree_unswitch_outer_loop): Likewise.
14882 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14883 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14885 2016-03-30 Richard Biener <rguenther@suse.de>
14887 PR middle-end/70450
14888 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
14890 2016-03-30 Jakub Jelinek <jakub@redhat.com>
14893 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
14894 in gen_blendm expander.
14896 2016-03-30 Nick Clifton <nickc@redhat.com>
14899 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
14900 case where we are already provided with an SImode SUBREG.
14902 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
14905 * config/i386/i386.c (ix86_expand_epilogue): Properly check
14906 conflict between DRAP register and __builtin_eh_return.
14908 2016-03-30 Michael Matz <matz@suse.de>
14909 Richard Biener <rguenther@suse.de>
14912 * ipa-polymorphic-call.c (struct type_change_info): Change
14913 speculative to an unsigned allowing to limit the work we do.
14914 (csftc_abort_walking_p): New inline function..
14915 (check_stmt_for_type_change): Limit the number of may-defs
14916 skipped for speculative devirtualization to
14917 max-speculative-devirt-maydefs.
14918 * params.def (max-speculative-devirt-maydefs): New param.
14919 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
14921 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
14924 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
14927 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
14929 PR tree-optimization/59124
14930 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
14931 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
14933 2016-03-29 Jeff Law <law@redhat.com>
14935 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
14937 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14939 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
14942 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
14944 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
14945 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
14946 gcrt0.o if linking dynamically.
14948 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14951 * ipa-devirt.c (methods_equal_p): New function.
14952 (compare_virtual_tables): Use it.
14953 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
14954 * cgraphclones.c (clone_function_name_1): Use
14955 symbol_table::symbol_suffix_separator.
14956 * coverage.c (build_var): Likewise.
14957 * symtab.c (symbol_table::symbol_suffix_separator): New.
14959 2016-03-29 Jakub Jelinek <jakub@redhat.com>
14961 PR rtl-optimization/70429
14962 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
14963 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
14964 mode != result_mode.
14967 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
14969 PR tree-optimization/70405
14970 * ssa-iterators.h (num_imm_uses): Add missing braces.
14972 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
14974 PR rtl-optimization/68695
14975 * ira-color.c (allocno_copy_cost_saving): New.
14976 (improve_allocation): Use it.
14978 2016-03-29 Richard Henderson <rth@redhat.com>
14980 PR middle-end/70355
14981 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
14983 2016-03-29 Richard Biener <rguenther@suse.de>
14985 PR middle-end/70424
14986 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
14987 use alignment returned by get_pointer_alignment_1 if it is
14988 bigger than BITS_PER_UNIT.
14989 * builtins.c (get_pointer_alignment_1): Do not return true
14990 for alignment extracted from SSA info.
14992 2016-03-28 James Bowman <james.bowman@ftdichip.com>
14994 * config/ft32/ft32.opt (mnodiv): New.
14995 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
14996 * doc/invoke.texi (FT32 Options -mnodiv): New.
14998 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
15001 * config/i386/i386.md (define_split, andn): Fix modes.
15003 2016-03-26 Richard Biener <rguenther@suse.de>
15004 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15007 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
15009 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
15010 as 2nd argument to cl_optimization_restore().
15012 2016-03-25 Richard Henderson <rth@redhat.com>
15015 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
15016 * config/aarch64/aarch64-protos.h: Declare it.
15017 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
15019 2016-03-25 Alan Modra <amodra@gmail.com>
15022 * config/rs6000/constraints.md (j): Simplify.
15023 * config/rs6000/predicates.md (easy_fp_constant): Exclude
15025 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
15026 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
15027 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
15028 in all constraint alternatives.
15029 (movtd_64bit_nodm): Delete "j" constraint alternative.
15031 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15033 * tree-ssa-propagate.c: Enhance docs for
15034 SSA_PROP_NOT_INTERESTING.
15036 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
15038 * doc/extend.texi: Fix typo in documentation to pure attribute.
15040 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
15043 * config/pa/pa.md (bswapdi2): Use a scratch register.
15045 2016-03-24 Richard Henderson <rth@redhat.com>
15047 PR middle-end/69845
15048 * fold-const.c (extract_muldiv_1): Correct test for multiplication
15051 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
15053 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
15054 using ix86_expand_binary_operator instead of gen_andsi3.
15056 2016-03-24 Richard Biener <rguenther@suse.de>
15058 PR tree-optimization/70396
15059 * tree-vect-stmts.c (vectorizable_comparison): Use
15060 get_vectype_for_scalar_type.
15062 2016-03-24 Richard Biener <rguenther@suse.de>
15064 PR middle-end/70370
15065 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
15066 with register bases.
15068 2016-03-24 Richard Biener <rguenther@suse.de>
15070 PR tree-optimization/70372
15071 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
15072 build_all_ones_cst to also handle vector types correctly.
15074 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15077 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
15080 2016-03-23 Marek Polacek <polacek@redhat.com>
15083 * doc/invoke.texi: Document -Wignored-attributes.
15085 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15087 PR tree-optimization/69042
15088 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
15089 parameter from 30 to 40.
15091 2016-03-23 Bin Cheng <bin.cheng@arm.com>
15093 PR tree-optimization/69042
15094 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
15095 for use with constant offset stripped in base.
15097 2016-03-23 Richard Biener <rguenther@suse.de>
15099 PR middle-end/70251
15100 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
15101 mode compatibility check.
15102 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15104 2016-03-23 Jeff Law <law@redhat.com>
15106 PR tree-optimization/64058
15107 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
15109 (struct ssa_conflicts): Move up earlier in the file.
15110 (conflicts_, var_map_): New static variables.
15111 (initialize_conflict_count): New function to initialize the
15112 CONFLICT_COUNT field for each conflict pair.
15113 (compare_pairs): Lazily initialize the conflict count and use it
15114 as the first tie-breaker.
15115 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
15116 and wipe conflicts_ and map_ around the call to qsort. Remove
15117 special case for 2 coalesce pairs.
15118 * bitmap.c (bitmap_count_unique_bits): New function.
15119 (bitmap_count_bits_in_word): New function, extracted from
15121 (bitmap_count_bits): Use bitmap_count_bits_in_word.
15122 * bitmap.h (bitmap_count_unique_bits): Declare it.
15124 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
15127 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
15128 transparent alias chain for decl assembler name.
15129 * config/sol2.c (solaris_assemble_visibility): Likewise.
15131 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15133 * config/arm/arm1020e.md (1020call_op): Reduce reservation
15135 (v10_fdivs): Likewise.
15136 (v10_fdivd): Likewise.
15138 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15141 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
15142 to not call fclose twice on file.
15144 2016-03-23 Jakub Jelinek <jakub@redhat.com>
15146 PR tree-optimization/70354
15147 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15148 oprnd0 is wider than oprnd1 and there is a cast from the wider
15149 type to oprnd1, mask it with the mask of the narrower type.
15152 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
15153 Optimize TARGET_STV splitters, if high or low word of last argument
15156 2016-03-22 Jeff Law <law@redhat.com>
15159 tree-ssa-threadbackward.c
15160 (fsm_find_control_statement_thread_paths): Correctly distinguish
15161 between old style jump threads vs FSM jump threads.
15163 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
15166 * config/i386/i386.c (scalar_chain::convert_op): Support
15167 uninitialized register usage case.
15169 2016-03-22 Richard Biener <rguenther@suse.de>
15171 PR middle-end/70251
15172 * genmatch.c (gen_transform): Adjust last parameter to a three-state
15174 (capture::gen_transform): ... to change behavior when substituting
15175 a condition into cond or not-cond expr context.
15176 (dt_simplify::gen_1): Adjust.
15177 * gimple-match-head.c: Include gimplify.h for unshare_expr.
15178 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
15179 last change and instead change to
15180 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
15181 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15183 2016-03-22 Anthony Green <green@moxielogic.com>
15185 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
15186 issue for moxiebox targets.
15187 (CC1PLUS_SPEC): Ditto.
15189 2016-03-22 Richard Biener <rguenther@suse.de>
15191 PR middle-end/70333
15192 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15195 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15197 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15199 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15202 * config/i386/i386.c (def_builtin): Handle
15203 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15205 (const struct builtin_description bdesc_special_args[]):
15206 Remove duplicate ISA bits.
15208 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15211 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15212 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15213 in a way that works also for AVX512BW.
15216 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15217 instead of source if operands[1] is xmm16 and above and
15218 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15219 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15222 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15223 on assign if (*from_p) is a comparison, set it to
15224 TREE_NO_WARNING (*from_p).
15226 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15228 PR middle-end/70326
15229 * lra.c (restore_scratches): Ignore deleted insns.
15231 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15232 Jakub Jelinek <jakub@redhat.com>
15234 PR tree-optimization/70317
15235 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15238 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15241 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15242 of ix86_expand_move.
15244 (movti): Use general_operand for operand 1 predicate.
15246 2016-03-21 Martin Liska <mliska@suse.cz>
15248 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15250 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15252 2016-03-21 Martin Liska <mliska@suse.cz>
15255 * ipa-icf.c (sem_function::parse): Skip static
15256 constructors and destructors.
15258 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15261 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15262 function-like macro, peek following token(s) if it is followed
15263 by CPP_OPEN_PAREN token with optional padding in between, and
15264 if not, don't treat it like a macro.
15266 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15267 Alexander Monakov <amonakov@ispras.ru>
15269 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15270 for the stabs debug format.
15272 2016-03-21 Richard Biener <rguenther@suse.de>
15274 PR tree-optimization/70310
15275 * tree-vect-generic.c (expand_vector_condition): Fold the built
15278 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15281 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15282 Block third alternative for AVX-512VL target,
15284 2016-03-21 Martin Liska <mliska@suse.cz>
15287 * hsa-brig.c (emit_function_directives): Mark unemitted
15288 global variables for emission.
15289 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
15290 (get_symbol_for_decl): Likewise.
15291 * hsa.h (struct hsa_symbol): New flag.
15293 2016-03-21 Richard Biener <rguenther@suse.de>
15295 PR tree-optimization/70288
15296 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
15297 we do not estimate unsimplified all-constant conditionals or
15298 switches as optimized away.
15300 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
15302 PR rtl-optimization/69102
15303 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
15304 when we have a readonly dependency context.
15306 2016-03-18 Jeff Law <law@redhat.com>
15308 PR rtl-optimization/70263
15309 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
15310 (update_equiv_regs): When trying to move a store to after the insn
15311 that sets the source of the store, make sure the store occurs after
15312 the insn that sets the source of the store. When successful note
15313 the REG_EQUIV note created in the dump file.
15315 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
15316 Bernd Schmidt <bschmidt@redhat.com>
15318 * doc/extend.texi: Document more potential problems with basic asms.
15320 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
15322 PR rtl-optimization/70278
15323 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
15326 2016-03-18 Jason Merrill <jason@redhat.com>
15328 * calls.c (load_register_parameters): Fix zero size sibcall logic.
15330 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
15332 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
15333 values to 128b regs.
15335 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15337 PR tree-optimization/70252
15338 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
15339 boolean vector has a proper number of elements.
15340 (supportable_narrowing_operation): Likewise.
15342 2016-03-18 Tom de Vries <tom@codesourcery.com>
15345 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
15347 2016-03-18 Jakub Jelinek <jakub@redhat.com>
15349 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
15350 instead of replace_rtx for DEBUG_INSNs.
15352 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15354 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
15355 load type reservations.
15357 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
15360 * config/pa/constraints.md: Revert 2015-02-13 change. Use
15361 define_constraint for "Q" and "T" constraints.
15363 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
15365 Tweak the pipeline model for Exynos M1
15367 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
15370 2016-03-17 David Malcolm <dmalcolm@redhat.com>
15373 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
15374 where one or both locations aren't within a line_map.
15376 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
15379 * opts.c (finish_options): Don't set flag_pie to the default if
15380 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
15383 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
15385 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
15386 true as ALL_REGS argument to replace_rtx.
15388 2016-03-17 Richard Biener <rguenther@suse.de>
15391 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
15394 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15397 * rtl.h (replace_rtx): Add ALL_REGS argument.
15398 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
15399 equality and assert mode is the same, instead of just rtx pointer
15401 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
15402 true as ALL_REGS argument to replace_rtx.
15404 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
15406 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
15407 for boolean vector with vector mode only.
15408 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15410 2016-03-17 Nick Clifton <nickc@redhat.com>
15413 * config/rx/rx.c (rx_print_integer): Print negative constants in
15416 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15419 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
15421 2016-03-16 Richard Henderson <rth@redhat.com>
15422 Richard Biener <rguenth@suse.de>
15424 PR middle-end/70240
15425 PR middle-end/68215
15427 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
15428 first operand as is_gimple_condexpr.
15430 PR middle-end/70240
15431 PR middle-end/68215
15433 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
15434 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
15435 Do not gimplify the result.
15436 (do_unop): Adjust call to tree_vec_extract.
15437 (do_binop): Likewise.
15438 (do_compare): Likewise.
15439 (do_plus_minus): Likewise.
15440 (do_negate): Likewise.
15441 (expand_vector_condition): Likewise.
15442 (do_cond): Likewise.
15444 2016-03-16 Richard Henderson <rth@redhat.com>
15447 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
15448 (aarch64_classify_address): Use it.
15449 (aarch64_legitimize_address): Force all subexpressions of PLUS
15450 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
15452 2016-03-16 Jakub Jelinek <jakub@redhat.com>
15453 Richard Biener <rguenth@suse.de>
15456 * rtlanal.c (replace_rtx): For REG, if from is a REG,
15457 return to even if only REGNO is equal, and assert
15460 2016-03-11 Jeff Law <law@redhat.com>
15462 PR rtl-optimization/70224
15463 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
15465 2016-03-16 Richard Henderson <rth@redhat.com>
15467 PR middle-end/70199
15468 * function.h (struct function): Add has_forced_label_in_static.
15469 * gimplify.c (force_labels_r): Set it.
15470 * lto-streamer-in.c (input_struct_function_base): Read it.
15471 * lto-streamer-out.c (output_struct_function_base): Write it.
15472 * tree-inline.c (has_label_address_in_static_1): Remove.
15473 (copy_forbidden): Remove fndecl parameter; test
15474 has_forced_label_in_static.
15475 (inline_forbidden_p): Update call to copy_forbidden.
15476 (tree_versionable_function_p): Likewise.
15477 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
15478 (chkp_versioning): Likewise.
15479 * tree-inline.h (copy_forbidden): Update decl.
15481 2016-03-16 Marek Polacek <polacek@redhat.com>
15484 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
15485 function being thunked if the result type doesn't have fixed size.
15486 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
15487 doesn't have fixed size.
15489 2016-03-16 Bin Cheng <bin.cheng@arm.com>
15491 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
15492 reporting malformed loop nest.
15494 2016-03-16 Tom de Vries <tom@codesourcery.com>
15497 * ipa-devirt.c (possible_polymorphic_call_targets): Move
15498 nodes.length () == 1 test to before first nodes[0] access.
15500 2016-03-16 Tom de Vries <tom@codesourcery.com>
15502 PR tree-optimization/68715
15503 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
15504 single_pred_p test.
15506 2016-03-16 Tom de Vries <tom@codesourcery.com>
15508 PR tree-optimization/68809
15509 * graphite-scop-detection.c (same_close_phi_node): Test if result types
15512 2016-03-16 Carlos O'Donell <carlos@redhat.com>
15513 Sandra Loosemore <sandra@codesourcery.com>
15515 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
15516 on leaf attribute. Mention ELF interposition problems.
15518 2016-03-16 Alan Modra <amodra@gmail.com>
15520 PR rtl-optimization/69195
15521 PR rtl-optimization/47992
15522 * ira.c (indirect_jump_optimize): Ignore artificial defs.
15525 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
15528 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
15530 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15532 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
15534 2016-03-15 Jakub Jelinek <jakub@redhat.com>
15536 PR rtl-optimization/70222
15537 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
15538 optimization if mode is different from result_mode, queue up masking
15539 of the result in outer_op. Formatting fix.
15541 PR middle-end/70239
15542 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
15545 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15547 PR rtl-optimization/69032
15548 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
15549 looping backwards over basic block insns.
15551 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15554 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
15555 to non-speculative when propagating trap bits.
15557 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15559 PR rtl-optimization/63384
15560 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
15561 DEBUG_INSN_P insns.
15563 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15566 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
15567 factored out from ...
15568 (sched_analyze_insn): ... here.
15569 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
15570 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
15571 get_implicit_reg_pending_clobbers in it.
15572 (setup_id_reg_sets): Use setup_id_implicit_regs.
15573 (deps_init_id): Ditto.
15575 2016-03-15 Tom de Vries <tom@codesourcery.com>
15578 * cgraph.c (cgraph_node::get_body): Save, reset and restore
15580 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
15581 execute_function_dump.
15582 (execute_one_pass): Don't dump function if it will be dumped after ipa
15585 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
15587 * genrecog.c (match_pattern_2): If pred is NULL don't call
15588 safe_predicate_mode on it.
15590 2016-03-14 Jakub Jelinek <jakub@redhat.com>
15592 PR middle-end/70219
15593 * lra-constraints.c (delete_move_and_clobber): Change assertion
15594 to also allow dregno == 0.
15596 2016-03-14 Richard Henderson <rth@redhat.com>
15599 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
15600 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
15601 (reassociate_bb): Use optimize_vec_cond_expr; avoid
15602 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
15605 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
15608 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
15610 (lra_create_live_ranges_1): initialize hard register biggest_mode to
15612 * lra-constraints.c (split_reg): For hard regs, try to find the
15613 biggest single-register mode used in the function.
15615 2016-03-14 Richard Biener <rguenther@suse.de>
15617 PR tree-optimization/56365
15618 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
15619 constants to compare against.
15621 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
15624 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15625 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
15626 (define_split for the GPR case): Use int_reg_operand instead of
15627 gpc_reg_operand for the output.
15629 2016-03-14 Tom de Vries <tom@codesourcery.com>
15631 PR tree-optimization/70045
15632 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
15633 create_empty_if_region_on_edge argument.
15635 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
15637 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
15638 (STACK_CHECK_PROTECT): Likewise.
15639 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15640 (STACK_CHECK_PROTECT): Likewise.
15641 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15642 (STACK_CHECK_PROTECT): Likewise.
15643 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
15644 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15645 (STACK_CHECK_PROTECT): Likewise.
15647 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
15649 PR rtl-optimization/69307
15650 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
15651 registers in modes that span more than one register.
15653 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
15656 * lra-constraints.c (delete_move_and_clobber): New.
15657 (remove_inheritance_pseudos): Use it.
15659 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
15662 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
15663 the libcall is LCT_THROW.
15664 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
15665 for the checking routine.
15667 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15670 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
15671 optimization if we have direct move.
15672 (roundu32<mode>2_fprs): Likewise.
15674 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
15677 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
15679 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
15680 Arguments swapped. All callers changed. Take reg_renumber into
15681 account, and Calculate and compare register ranges for hard regs.
15683 2016-03-11 Jeff Law <law@redhat.com>
15685 PR tree-optimization/70190
15686 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15687 Handle cases where we can not extract the taken edge, even though we
15688 found a constant value.
15690 PR tree-optimization/64058
15691 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
15692 (num_coalesce_pairs): Move up earlier in file.
15693 (find_coalesce_pair): Initialize the INDEX field for each pair
15695 (compare_pairs): No longer sort on the elements in each pair.
15696 Instead break ties with the index of the coalesce pair.
15698 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15701 * config/aarch64/aarch64-protos.h
15702 (aarch64_save_restore_target_globals): New prototype.
15703 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
15704 Call the above when popping pragma.
15705 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
15707 (aarch64_set_current_function): Rewrite using the above.
15709 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15711 PR tree-optimization/70177
15712 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
15713 (extract_ops_from_tree): ... this. In the 2 argument
15714 overload remove _1 suffix.
15715 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
15716 (extract_ops_from_tree): ... this.
15717 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
15719 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15720 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
15721 extract_ops_from_tree instead of 2 operand one.
15723 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
15725 PR tree-optimization/70013
15726 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
15727 for constant-pool entries.
15729 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15731 PR rtl-optimization/70174
15732 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
15733 followed by gen_lowpart on force_reg instead of just gen_lowpart.
15735 PR tree-optimization/70169
15736 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
15737 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
15740 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15741 Jakub Jelinek <jakub@redhat.com>
15744 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
15745 of uninitialized values.
15747 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15749 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
15751 ("*trunctddd2"): New pattern definition.
15752 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
15755 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15757 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
15758 definitions for BFP and DFP rounding modes.
15759 ("fixuns_truncdddi2", "fixuns_trunctddi2")
15760 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
15761 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
15762 ("fix_trunctf<mode>2"): Use the new constants instead of magic
15765 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15767 * config/s390/constraints.md: Adjust comment.
15768 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
15769 s390_decompose_addrstyle_without_index.
15770 * config/s390/predicates.md (shift_count_or_setmem_operand):
15771 Rename to setmem_operand.
15772 * config/s390/s390-protos.h
15773 (s390_decompose_shift_count): Rename to
15774 s390_decompose_addrstyle_without_index.
15775 * config/s390/s390.c (s390_decompose_shift_count)
15776 (s390_mem_constraint, print_shift_count_operand)
15777 (print_operand_address, print_operand): Rename
15778 s390_decompose_shift_count to
15779 s390_decompose_addrstyle_without_index and rename
15780 print_shift_count_operand to print_addrstyle_operand troughout the
15782 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
15783 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
15784 Rename shift_count_or_setmem_operand to setmem_operand.
15785 * config/s390/vx-builtins.md ("vec_insert<mode>")
15786 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
15789 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15792 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15793 Handle overlapping retval and newval.
15795 2016-03-10 Nick Clifton <nickc@redhat.com>
15798 * config/aarch64/aarch64.c
15799 (aarch64_override_options_after_change_1): When forcing
15800 flag_omit_frame_pointer to be true, use a special value that can
15801 be detected if this function is called again, thus preventing
15802 flag_omit_leaf_frame_pointer from being forced to be false.
15804 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15806 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
15807 Set x_flag_omit_leaf_frame_pointer when handling
15808 -momit-leaf-frame-pointer.
15810 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15813 * cgraph.c (cgraph_node::dump): Dump split_part and
15814 indirect_call_target.
15815 * cgraph.h (cgraph_node): Add indirect_call_target flag.
15816 * ipa.c (has_addr_references_p): Cleanup.
15817 (is_indirect_call_target_p): New.
15818 (walk_polymorphic_call_targets): Do not mark virtuals that may be
15819 called indirectly as local.
15820 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
15822 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15825 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
15826 on cxa_pure_virtual.
15828 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15831 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
15833 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15836 * tree.c (need_assembler_name_p): Only record main variant type names.
15838 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
15841 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
15842 Always define to 0 or 1.
15843 (TARGET_FIX_ERR_A53_843419): New macro.
15844 * config/aarch64/aarch64-elf-raw.h
15845 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
15846 * config/aarch64/aarch64-linux.h: Likewise.
15847 * config/aarch64/aarch64.c
15848 (aarch64_override_options_after_change_1): Do not default
15849 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
15851 (aarch64_attributes): Handle fix-cortex-a53-843419.
15852 (aarch64_can_inline_p): Likewise.
15853 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
15855 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
15856 Jakub Jelinek <jakub@redhat.com>
15858 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
15859 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
15860 DECL_COMMONS if flag_unconstrained_commons is set.
15861 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15862 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
15863 (funconstrained-commons): Document.
15865 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
15867 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
15868 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
15870 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
15872 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
15873 has a proper number of elements.
15875 2016-03-10 Alan Modra <amodra@gmail.com>
15877 PR rtl-optimization/69195
15878 PR rtl-optimization/47992
15879 * ira.c (recorded_label_ref): Delete.
15880 (update_equiv_regs): Return void.
15881 (indirect_jump_optimize): New function.
15882 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
15883 before regstat_compute_ri. Don't rebuild_jump_labels here.
15884 Delete update_regstat.
15886 2016-03-10 Richard Biener <rguenther@suse.de>
15888 PR tree-optimization/70128
15889 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15890 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
15892 2016-03-09 Jakub Jelinek <jakub@redhat.com>
15894 PR tree-optimization/70152
15895 * tree-sra.c (replace_removed_params_ssa_names): Copy over
15896 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
15899 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
15900 instead of gen_sse2_loadlpd.
15901 * config/i386/sse.md (*vec_concatv2df): Rename to...
15902 (vec_concatv2df): ... this.
15904 PR tree-optimization/70127
15905 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
15907 2016-03-09 David Malcolm <dmalcolm@redhat.com>
15911 * diagnostic-show-locus.c (compatible_locations_p): New function.
15912 (layout::layout): Sanitize ranges using compatible_locations_p.
15914 2016-03-09 David Malcolm <dmalcolm@redhat.com>
15918 * diagnostic-show-locus.c (layout_range::layout_range): Replace
15919 location_range param with three const expanded_locations * and a
15921 (layout::layout): Replace call to
15922 rich_location::lazily_expand_location with get_expanded_location.
15923 Extract the range and perform location expansion here, passing
15924 the results to the layout_range ctor.
15925 * diagnostic.c (source_range::debug): Delete.
15926 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
15927 of rich_location::get_expanded_location.
15928 * gcc-rich-location.c (get_range_for_expr): Delete.
15929 (gcc_rich_location::add_expr): Reimplement to avoid the
15930 rich_location::add_range overload that took a location_range,
15931 passing a location_t instead.
15933 2016-03-09 Richard Biener <rguenther@suse.de>
15934 Jakub Jelinek <jakub@redhat.com>
15936 PR tree-optimization/70138
15937 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15938 Also skip vect_double_reduction_def.
15940 2016-03-09 Jakub Jelinek <jakub@redhat.com>
15943 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
15944 if the operand is "m".
15946 2016-03-09 Nathan Sidwell <nathan@acm.org>
15948 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
15950 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15952 * config/i386/i386.c (processor_target_table): Fix cost table
15953 intialization order for znver1.
15955 2016-03-08 Jakub Jelinek <jakub@redhat.com>
15957 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
15958 - becuase -> because.
15959 * ipa-reference.c (ignore_module_statics): Likewise.
15960 * cgraph.c (cgraph_node::get_body): Likewise.
15961 * ipa-inline.c (early_inliner): Likewise.
15962 * ipa-devirt.c (types_same_for_odr): Likewise.
15963 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
15964 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
15966 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15968 * tree-ssa-math-opts.c: Fix typo in comment.
15970 2016-03-08 Jakub Jelinek <jakub@redhat.com>
15973 * config/i386/i386.c (scalar_chain::make_vector_copies,
15974 scalar_chain::convert_reg): Call end_sequence in between
15975 get_insns and emit_conversion_insns rather than after both
15978 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
15981 * config/i386/i386.h (machine_function): Add
15982 pc_thunk_call_expanded flag.
15983 (ix86_pc_thunk_call_expanded): New define.
15984 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
15985 (*set_got): Rename insn pattern from set_got.
15986 (*set_got_labelled): Rename inst pattern from set_got_labelled.
15987 * config/i386/i386.c (ix86_compute_frame_layout): Use
15988 ix86_pc_thunk_call_expanded to prevent red-zone.
15990 2016-03-07 Martin Jambor <mjambor@suse.cz>
15992 * hsa.h (hsa_get_ctor_statements): Declare.
15993 (hsa_get_dtor_statements): Likewise.
15994 (hsa_get_kernel_dispatch_type): Likewise.
15995 * hsa.c (hsa_get_ctor_statements): New function.
15996 (hsa_get_dtor_statements): Likewise.
15997 (hsa_get_kernel_dispatch_type): Likewise.
15998 * hsa-brig.c (hsa_cdtor_statements): Removed.
15999 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
16000 hsa_get_dtor_statements.
16001 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
16002 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
16004 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
16006 * config/arm/arm-cores.def (cortex-r8): New.
16007 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
16008 * config/arm/arm-tune.md: Likewise.
16009 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
16011 2016-03-07 Martin Sebor <msebor@redhat.com>
16013 PR rtl-optimization/19705
16014 * doc/invoke.texi (Options That Control Optimization): Clarify
16015 -fno-branch-count-reg.
16017 2016-02-26 Richard Biener <rguenther@suse.de>
16018 Jeff Law <law@redhat.com>
16020 PR tree-optimization/69740
16021 * cfghooks.c (remove_edge): Request loop fixups if we delete
16022 an edge that might turn an irreducible loop into a natural
16024 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
16025 Move after definition of loops_state_clear.
16027 2016-03-07 Bin Cheng <bin.cheng@arm.com>
16029 PR rtl-optimization/69052
16030 * rtlanal.c (commutative_operand_precedence): Set higher precedence
16033 2016-03-07 Tom de Vries <tom@codesourcery.com>
16035 PR tree-optimization/70116
16036 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
16037 is_tm_ending stmts and ubsan/asan internal functions.
16038 (find_duplicate): Use it. Don't test is_tm_ending here.
16040 2016-03-07 Richard Biener <rguenther@suse.de>
16042 PR tree-optimization/70115
16043 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
16044 (propagate_constants_for_unrolling): Use replace_uses_by.
16046 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
16048 PR middle-end/69916
16049 * omp-low.c (struct oacc_loop): Add ifns.
16050 (new_oacc_loop_raw): Initialize it.
16051 (finish_oacc_loop): Clear mask & flags if no ifns.
16052 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
16053 (oacc_loop_xform_loop): Add ifns arg & adjust.
16054 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
16056 2016-03-07 Richard Henderson <rth@redhat.com>
16059 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
16060 (insert_value_copy_on_edge): Likewise.
16062 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16064 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
16066 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16069 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
16071 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16073 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
16075 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
16077 Fix sseimul type attribute.
16078 * config/i386/znver1.md
16079 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
16080 znver1_sseimul_avx256_load) : Fix the type attribute.
16081 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
16082 pipe usage and latency.
16084 2016-03-05 Jakub Jelinek <jakub@redhat.com>
16087 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
16088 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
16091 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16094 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
16096 PR rtl-optimization/69941
16097 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
16098 the reg share its mode.
16100 2016-03-04 Jeff Law <law@redhat.com>
16102 PR tree-optimization/69196
16103 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16104 If the both SSA_NAMEs are anonymous, then consider them unassociated
16105 and include the PHI in the statement count.
16107 2016-03-05 Tom de Vries <tom@codesourcery.com>
16109 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
16110 construct in oacc routine. Check for oacc region in oacc routine.
16112 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16115 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
16116 2016-02-22 changes, instead don't recurse if RECUR is already true.
16117 Don't change *dynamic_check if RECUR. Adjust recursive caller
16118 to pass true to the new argument.
16119 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
16122 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16123 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
16125 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
16127 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
16129 PR rtl-optimization/57676
16130 * lra-assigns.c (lra_assign): Guard test for maximum iterations
16131 with flag_checking.
16133 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
16135 * tree-vect-patterns.c (search_type_for_mask): Handle
16136 comparison of booleans.
16138 2016-03-04 Jakub Jelinek <jakub@redhat.com>
16140 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
16144 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
16145 all other ops that have dw_val_class_die_ref operands,
16146 and DW_OP_GNU_entry_value.
16148 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16150 PR rtl-optimization/69904
16151 * config/arm/arm.c (arm_cannot_copy_insn_p):
16152 Return true for load-exclusive instructions.
16154 2016-03-03 Jakub Jelinek <jakub@redhat.com>
16157 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
16158 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
16159 the pattern no matter if it is used just by non-pattern, pattern
16161 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
16162 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
16163 oprnd1 def_stmt is in pattern, don't look through it.
16165 2016-03-03 Marek Polacek <polacek@redhat.com>
16167 PR middle-end/70050
16168 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
16170 2016-03-03 Martin Liska <mliska@suse.cz>
16172 PR tree-optimization/70043
16173 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
16174 previous statement if we see a debug statement.
16176 2016-03-03 Richard Biener <rguenther@suse.de>
16178 PR tree-optimization/55936
16179 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
16180 parameter and guard unsafe equivalence use.
16181 (vrp_evaluate_conditional_warnv_with_ops): Always use
16182 safe equivalences but not via the quadratic compare_names
16185 2016-03-03 Michael Collison <michael.collison@linaro.org>
16188 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
16189 for operand 1 to s_register_operand. Change predicate for operand
16190 2 to arm_not_immediate_operand.
16192 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16194 * doc/tm.texi: Regenerated.
16196 2016-03-02 Richard Henderson <rth@redhat.com>
16199 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16200 simplification when all args are positive non-fixed registers.
16202 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16204 * target.def (lra_p): Specify that new ports should use LRA.
16206 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16209 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16210 gimplify_type_sizes the type they refer to.
16211 (omp_notice_variable): Handle reference vars to VLAs.
16212 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16213 reference to VLA decls in the second pass instead of first pass.
16215 2016-03-02 Tom de Vries <tom@codesourcery.com>
16217 PR tree-optimization/68659
16218 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16219 new_expr == NULL_TREE.
16220 (get_new_name): Handle ADDR_EXPR.
16222 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16224 PR rtl-optimization/69052
16225 * loop-invariant.c (canonicalize_address): New function.
16226 (inv_can_prop_to_addr_use): Check validity of address expression
16227 which is canonicalized by above function.
16229 2016-03-02 Alan Modra <amodra@gmail.com>
16232 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16235 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16238 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16239 (*movhi_internal): Put mask moves from and to memory separately
16240 from moves from/to GPRs.
16242 2016-03-02 Richard Biener <rguenther@suse.de>
16244 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16245 GENERIC expressions in GIMPLE.
16247 2016-03-02 Richard Biener <rguenther@suse.de>
16249 * config/i386/i386.c (type_natural_mode): Fix typo.
16251 2016-03-02 Nick Clifton <nickc@redhat.com>
16253 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16255 2016-03-02 Richard Biener <rguenther@suse.de>
16256 Uros Bizjak <ubizjak@gmail.com>
16259 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16261 2016-03-02 Richard Biener <rguenther@suse.de>
16263 PR middle-end/67278
16264 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16266 2016-03-02 Marek Polacek <polacek@redhat.com>
16269 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16270 "is promoted to" warning.
16272 2016-03-01 DJ Delorie <dj@redhat.com>
16274 * config.gcc: Deprecate mep-*.
16276 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16278 PR middle-end/70025
16279 * lra-constraints.c (regno_val_use_in): New.
16280 (match_reload): Use it instead of regno_use_in.
16282 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16284 PR rtl-optimization/70007
16285 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16286 references present in REG_EQUAL notes attached to non-SET patterns.
16288 2016-03-01 Jeff Law <law@redhat.com>
16290 PR tree-optimization/69196
16291 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16292 Appropriately clamp the number of statements to copy when the
16293 thread path does not traverse a loop backedge.
16295 PR tree-optimization/69196
16296 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16297 Do count some PHIs in the thread path against the insn count. Decrease
16298 final statement count by one as the control statement in the last
16299 block will get removed. Remove special cased code for handling PHIs
16302 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
16305 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
16306 asm dialect alternatives to explicit GOTPCREL calls.
16308 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16311 * ira.c (do_reload): Issue warning for generic stack checking here...
16312 * reload1.c (reload): ...instead of here and streamline it.
16314 2016-03-01 Nick Clifton <nickc@redhat.com>
16316 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
16318 2016-03-01 Richard Biener <rguenther@suse.de>
16320 PR tree-optimization/69983
16321 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
16322 types and fall back to operand_equal_p.
16324 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16327 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16329 * config/s390/constraints.md ("jm8"): New constraint.
16330 * config/s390/predicates.md ("const_int_8bitset_operand"): New
16332 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
16334 ("*setmem_long<setmem_and>"): New pattern.
16335 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
16337 ("*setmem_long_31z<setmem_and>"): New pattern.
16338 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
16339 New substitution rules with the required attributes.
16342 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16345 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16347 * gensupport.c (process_substs_on_one_elem): Split loop to
16348 complete mark_operands_used_in_match_dup on all expressions in the
16350 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16351 and remove function.
16353 2016-03-01 Richard Biener <rguenther@suse.de>
16355 PR middle-end/70022
16356 * fold-const.c (fold_indirect_ref_1): Fix range checking for
16357 vector BIT_FIELD_REF extract.
16359 2016-03-01 Richard Biener <rguenther@suse.de>
16361 PR tree-optimization/69994
16362 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
16364 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
16366 PR tree-optimization/69956
16367 * tree-vect-stmts.c (supportable_widening_operation): Support
16368 multi-step conversion of boolean vectors.
16369 (supportable_narrowing_operation): Likewise.
16371 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16373 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
16376 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16378 * config/s390/subst.md (DSI_VI): New mode iterator.
16379 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
16380 * config/s390/vector.md ("vec_set<mode>"): Move expander before
16381 the insn definition.
16382 ("*vec_set<mode>"): Change predicate and add alternative to
16383 support only either register or const_int operands as element
16385 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
16387 ("vec_extract<mode>"): New expander.
16388 ("*vec_extract<mode>"): New insn definition supporting reg and
16389 const_int element selectors.
16390 ("*vec_extract<mode>_plus"): New insn definition supporting
16391 reg+const_int element selectors.
16392 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
16393 following expander+insn definition.
16394 ("<vec_shifts_name><mode>3"): New expander.
16395 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
16397 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16399 * config/s390/s390.md ("*tabort_1"): Change predicate to
16400 nonmemory_operand. Add a second alternative to cover
16401 register as well as const int operands.
16402 ("*tabort_1_plus"): New pattern definition.
16404 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16406 * config/s390/s390.md ("*ashrdi3_cc_31")
16407 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
16408 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
16409 Merge insn definitions into ...
16410 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16411 New pattern definition.
16412 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
16413 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
16414 ("*ashr<mode>3_and"): Merge insn definitions into ...
16415 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16416 New pattern definition.
16417 * config/s390/subst.md ("addr_style_op_cc_subst")
16418 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
16419 substitutions patterns plus attributes.
16420 Add ashiftrt to SUBST iterator.
16422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16424 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
16425 op2 to nonmemory_operand.
16426 ("*<shift>di3_31", "*<shift>di3_31_and"):
16427 Merge into single pattern definition ...
16428 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
16429 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
16430 pattern definition ...
16431 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
16432 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
16435 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16437 * config/s390/predicates.md (const_int_6bitset_operand): New
16439 * config/s390/s390.md: Include subst.md.
16440 ("rotl<mode>3"): New expander.
16441 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
16443 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
16444 * config/s390/subst.md: New file.
16446 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16448 * config/s390/s390.md ("op_type", "atype", "length" attributes):
16449 Remove RRR type. It doesn't really exist.
16450 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
16452 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
16453 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
16454 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
16455 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
16456 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
16457 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
16458 `enabled' attribute.
16460 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16462 * gensupport.c (process_substs_on_one_elem): Split loop to
16463 complete mark_operands_used_in_match_dup on all expressions in the
16465 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16466 and remove function.
16468 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16471 * config/sparc/sparc.c (NWORDS_UP): Rename to...
16472 (CEIL_NWORDS): ...this. Use CEIL macro.
16473 (compute_fp_layout): Adjust to above renaming.
16474 (function_arg_union_value): Likewise.
16475 (sparc_arg_partial_bytes): Likewise.
16476 (sparc_function_arg_advance): Likewise.
16478 2016-02-29 Jeff Law <law@redhat.com>
16480 PR tree-optimization/70005
16481 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
16482 where an object with a boolean range is compared against a value
16485 PR tree-optimization/69999
16486 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
16487 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
16490 2016-02-29 Richard Biener <rguenther@suse.de>
16492 PR tree-optimization/69994
16493 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
16494 (get_unary_op): Look through nop conversions.
16495 (ops_equal_values_p): New function, look for equality diregarding
16497 (eliminate_plus_minus_pair): Use ops_equal_values_p
16498 (repropagate_negates): Do not use get_unary_op here.
16500 2016-02-29 Martin Liska <mliska@suse.cz>
16502 * system.h: Poison ENABLE_CHECKING macro.
16504 2016-02-29 Martin Liska <mliska@suse.cz>
16506 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
16507 is presented in dump flags.
16508 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16509 (hsa_regalloc): Likewise.
16511 2016-02-19 Richard Biener <rguenther@suse.de>
16513 PR tree-optimization/69980
16514 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
16515 permutation of those we need to keep.
16517 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16520 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
16521 (NWORDS_UP): ...this
16522 (init_cumulative_args): Minor tweaks.
16523 (sparc_promote_function_mode): Likewise.
16524 (scan_record_type): Delete.
16525 (traverse_record_type): New function template.
16526 (classify_data_t): New structure type.
16527 (classify_registers): New inline function.
16528 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
16529 exhausted. Instantiate traverse_record_type on classify_registers and
16530 deal with the case of a structure passed in slot #15 with no FP field
16532 (assign_data_t): New structure type.
16533 (compute_int_layout): New static function.
16534 (compute_fp_layout): Likewise.
16535 (count_registers): New inline function.
16536 (assign_int_registers): New static function.
16537 (assign_fp_registers): Likewise.
16538 (assign_registers): New inline function.
16539 (function_arg_record_value_1): Delete.
16540 (function_arg_record_value_2): Likewise.
16541 (function_arg_record_value_3): Likewise.
16542 (function_arg_record_value): Adjust to above changes. Instantiate
16543 traverse_record_type on count_registers to first count the number of
16544 registers to be used and then on assign_registers to assign them.
16545 (function_arg_union_value): Adjust to above renaming.
16546 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
16547 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
16548 case of a structure passed in slot #15
16549 (sparc_function_arg_advance): Likewise.
16550 (function_arg_padding): Minor tweak.
16552 2016-02-29 Richard Biener <rguenther@suse.de>
16554 PR tree-optimization/69720
16555 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
16556 the adjustment_def path for possibly vectorized defs.
16557 (vect_create_epilog_for_reduction): Handle vectorized initial
16560 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
16562 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
16564 2016-02-27 Jeff Law <law@redhat.com>
16567 2016-02-26 Richard Biener <rguenther@suse.de>
16568 Jeff Law <law@redhat.com>
16570 PR tree-optimization/69740
16571 * cfghooks.c (remove_edge): Request loop fixups if we delete
16572 an edge that might turn an irreducible loop into a natural
16575 2016-02-27 Jakub Jelinek <jakub@redhat.com>
16577 PR rtl-optimization/69896
16578 * tree-vect-generic.c (get_compute_type): Avoid single element
16581 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
16583 Rename the AArch64 tuning option and related functions to enable the
16584 Newton series for the reciprocal square root to reflect its
16585 approximative characteristic.
16587 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
16588 function to "aarch64_emit_approx_rsqrt".
16589 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
16590 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
16591 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
16592 (xgene1_tunings): Likewise.
16593 (use_rsqrt_p): Likewise.
16594 (aarch64_emit_swrsqrt): Use new function name.
16595 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
16596 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
16597 text explaining this option.
16598 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
16600 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16603 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
16604 complain about -mallow-movmisalign without -mvsx if
16605 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
16607 2016-02-26 Joel Sherrill <joel@rtems.org>
16609 * config.gcc: Add x86_64-*-rtems*.
16610 * config/i386/rtems-64.h: New file.
16612 2016-02-26 Joel Sherrill <joel@rtems.org>
16614 * config.gcc: Add aarch64-*-rtems*.
16615 * config/aarch64/rtems.h: New file.
16617 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
16620 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
16621 shift amount using %h. Add comment.
16623 2016-02-26 Richard Biener <rguenther@suse.de>
16624 Jeff Law <law@redhat.com>
16626 PR tree-optimization/69740
16627 * cfghooks.c (remove_edge): Request loop fixups if we delete
16628 an edge that might turn an irreducible loop into a natural
16631 2016-02-26 Martin Jambor <mjambor@suse.cz>
16633 PR middle-end/69920
16634 * tree-sra.c (sra_modify_assign): Do not remove loads of
16635 uninitialized aggregates to SSA_NAMEs.
16637 2016-02-26 Richard Henderson <rth@redhat.com>
16640 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
16641 pseudo in case the target rtx matches the source of the left
16644 2016-02-26 Martin Jambor <mjambor@suse.cz>
16647 * hsa.h (hsa_type_packed_p): Declare.
16648 * hsa.c (hsa_type_packed_p): New function.
16649 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
16651 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
16652 * hsa-brig.c (emit_basic_insn): Likewise.
16654 2016-02-26 Martin Jambor <mjambor@suse.cz>
16657 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
16659 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
16661 2016-02-26 Martin Jambor <mjambor@suse.cz>
16663 * hsa.h (is_a_helper): New overload for hsa_op_immed for
16664 hsa_op_with_type operands.
16665 (hsa_unsigned_type_for_type): Declare.
16666 * hsa.c (hsa_unsigned_type_for_type): New function.
16667 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
16668 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
16669 the finalizer. Do not emit extra move.
16671 2016-02-26 Martin Jambor <mjambor@suse.cz>
16673 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
16674 atomic operations in private segment.
16676 2016-02-26 Martin Jambor <mjambor@suse.cz>
16678 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
16679 statements to wi->info. Also disallow omp simd constructs.
16680 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
16681 for not gridifying. Dump special string for omp_for.
16683 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16686 * config/aarch64/aarch64.c (aarch64_set_current_function):
16687 Save/restore target globals when switching to
16688 target_option_default_node.
16690 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16693 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
16694 Return 0 if !SHIFT_COUNT_TRUNCATED.
16696 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16697 Eric Botcazou <ebotcazou@adacore.com>
16699 PR rtl-optimization/69891
16700 * dse.c (scan_insn): If we can't figure out memset arguments
16701 or they are non-constant, call clear_rhs_from_active_local_stores.
16703 2016-02-26 Martin Liska <mliska@suse.cz>
16705 * doc/extend.texi: Mention clog10, clog10f an clog10l
16706 in Builtins section.
16708 2016-02-26 Martin Liska <mliska@suse.cz>
16710 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
16712 (resolve_args_picking_1): Likewise.
16713 * dwarf2out.h (struct GTY): Likewise.
16715 2016-02-26 Martin Liska <mliska@suse.cz>
16717 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
16718 with flag_checking.
16719 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16721 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
16722 Martin Liska <mliska@suse.cz>
16724 * doc/install.texi: Mention --enable-valgrind-annotations.
16726 2016-02-26 Richard Biener <rguenther@suse.de>
16728 PR tree-optimization/69551
16729 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
16730 looking through aliases adjust DECL_PT_UID to refer to the
16731 ultimate alias target.
16733 2016-02-25 Martin Liska <mliska@suse.cz>
16735 PR middle-end/69919
16736 * alloc-pool.c (after_memory_report): New variable.
16737 * alloc-pool.h (base_pool_allocator ::release): Do not use
16738 the infrastructure if after_memory_report.
16739 * toplev.c (toplev::main): Mark after memory report.
16741 2016-02-25 Richard Biener <rguenther@suse.de>
16743 PR tree-optimization/48795
16744 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
16746 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
16749 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
16750 offloading is enabled and -fopenacc or -fopenmp is specified.
16751 (CRTOFFLOADEND): Likewise.
16752 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
16753 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
16754 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
16755 (offload_objects_file_name): New static var.
16756 (tool_cleanup): Remove offload_objects_file_name file.
16757 (find_offloadbeginend): Replace with ...
16758 (find_crtoffloadtable): ... this.
16759 (run_gcc): Remove offload_argc and offload_argv.
16760 Get offload_objects_file_name from -foffload-objects=... option.
16761 Read names of object files with offload from this file, pass them to
16762 compile_images_for_offload_targets. Don't call find_offloadbeginend and
16763 don't pass offloadbegin and offloadend to the linker. Don't pass
16764 offload non-LTO files to the linker, because now they're not claimed.
16766 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
16769 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16770 on builtin_unreachable.
16772 2016-02-25 Jakub Jelinek <jakub@redhat.com>
16774 PR rtl-optimization/69896
16775 * regcprop.c: Include cfgrtl.h.
16776 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
16777 than remembered mode, either delete it (if noop_move_p), or
16778 treat like copy_p but not noop_p instruction.
16780 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16783 * dwarf2out.c (gen_variable_die): Work around buggy LTO
16784 - allow NULL decl for Fortran DW_TAG_common_block variables.
16786 2016-02-24 Jason Merrill <jason@redhat.com>
16788 * common.opt (flifetime-dse): Add -flifetime-dse=1.
16790 2016-02-24 Richard Biener <rguenther@suse.de>
16791 Jakub Jelinek <jakub@redhat.com>
16793 PR middle-end/69760
16794 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
16795 conditionally executed ops to well-defined overflow behavior.
16797 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16799 PR middle-end/69915
16800 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
16803 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16805 PR rtl-optimization/69886
16806 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
16807 argument. Use it when checking validity of set instructions.
16808 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
16809 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
16811 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
16812 * store-motion.c (find_moveable_store): Update
16813 can_assign_to_reg_without_clobbers_p callsite.
16815 2016-02-24 Richard Biener <rguenther@suse.de>
16817 PR middle-end/68963
16818 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
16820 (record_nonwrapping_iv): Do not fall back to the low/high bound
16821 for non-constant IV bases if the stmt is not always executed.
16823 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16825 * config/arm/arm-cores.def (cortex-a32): New entry.
16826 * config/arm/arm-tables.opt: Regenerate.
16827 * config/arm/arm-tune.md: Regenerate.
16828 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
16829 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
16830 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
16831 for -mcpu and -mtune.
16833 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16836 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
16837 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
16838 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
16839 (atomic_loaddi_1): Delete.
16840 (atomic_loaddi): Rewrite expander using the above changes.
16842 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16845 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
16848 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16849 Richard Biener <rguenth@suse.de>
16851 PR middle-end/69909
16852 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
16853 set_mem_attributes if tem is SSA_NAME which got expanded
16856 2016-02-24 Richard Biener <rguenther@suse.de>
16858 PR tree-optimization/69907
16859 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
16860 end of permutations for BB vectorization.
16862 2016-02-24 Christian Bruel <christian.bruel@st.com>
16864 * config/arm/arm-c.c (arm_option_override): Initialize
16865 target_option_current_node.
16866 * config/arm/arm.c (arm_pragma_target_parse): Replace
16867 build_target_option_node call by target_option_current_node.
16868 Set target_option_current_node.
16871 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
16874 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
16875 define_insn_and_split to define_insn.
16876 (zero_extendqi<mode>2_dot2): Same.
16877 (extendqi<mode>2_dot): Same.
16878 (extendqi<mode>2_dot2): Same.
16880 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
16882 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
16883 and add bypass for AES{D,E} and AESMC pairs.
16884 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
16887 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
16889 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
16890 series for reciprocal square root in Exynos M1.
16892 2016-02-23 Martin Sebor <msebor@redhat.com>
16895 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
16896 __builtin_alloca_with_align.
16898 2016-02-23 Richard Henderson <rth@redhat.com>
16900 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
16901 (ix86_register_pragmas): Remove __seg_tls.
16902 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
16903 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
16904 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
16905 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
16906 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
16907 * doc/extend.texi (__seg_tls): Remove item.
16909 2016-02-23 Richard Biener <rguenther@suse.de>
16911 * alloc-pool.h (struct allocation_object): Make id member
16912 conditional on CHECKING_P again.
16913 (get_instance): Adjust.
16914 (base_pool_allocator): Likewise.
16916 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
16918 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
16919 (parallelize_loops): In OpenACC kernels mode, set n_threads to
16921 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
16923 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
16925 2016-02-23 Richard Biener <rguenther@suse.de>
16927 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
16928 * bitmap.h (struct bitmap_usage): Likewise.
16929 (bitmap_move): Declare.
16930 * bitmap.c (register_overhead): Take size_t argument.
16931 (bitmap_move): New function.
16932 * df-problems.c (df_rd_transfer_function): Use bitmap_move
16933 to properly account overhead.
16934 * tree.c (free_node): Use tree_size.
16936 2016-02-23 Jakub Jelinek <jakub@redhat.com>
16939 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
16940 when inverting comparison.
16943 * common.opt (Wunreachable-code): Add Warning flag.
16945 2016-02-23 Mark Wielaard <mjw@redhat.com>
16946 Jakub Jelinek <jakub@redhat.com>
16949 * cgraphunit.c (check_global_declaration): Check main_input_filename
16950 and DECL_SOURCE_FILE are not NULL.
16952 2016-02-23 Martin Jambor <mjambor@suse.cz>
16954 PR tree-optimization/69666
16955 * tree-sra.c (sra_modify_assign): Do not attempt to create
16956 default_def replacements for unscalarizable regions.
16958 2016-02-20 Mark Wielaard <mjw@redhat.com>
16961 * cgraphunit.c (check_global_declaration): Check level of
16962 warn_unused_const_variable and main_input_filename.
16963 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
16964 (-Wunused-variable): For C implies -Wunused-const-variable=1.
16965 (-Wunused-const-variable): Explain levels 1 and 2.
16967 2016-02-22 Jakub Jelinek <jakub@redhat.com>
16970 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
16971 identical arguments. Formatting and spelling fixes.
16974 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
16979 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
16980 and m68k-devices.def.
16981 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
16982 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
16984 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
16986 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
16987 and HImode registers.
16989 2016-02-22 Richard Biener <rguenther@suse.de>
16991 PR tree-optimization/69882
16992 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
16993 preserve permutations present because of gaps.
16994 (vect_supported_load_permutation_p): Always continue checking
16995 permutations after vect_attempt_slp_rearrange_stmts.
16997 2016-02-22 Bin Cheng <bin.cheng@arm.com>
16999 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
17000 min_profitable_estimate, rather than min_profitable_iters.
17002 2016-02-22 Jakub Jelinek <jakub@redhat.com>
17005 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
17006 SImode for last match_operand.
17008 2016-02-22 Martin Liska <mliska@suse.cz>
17010 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
17011 return bitsize - 1 as the return value.
17013 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
17017 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
17018 Handle negative shift counts.
17019 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
17020 force_reg on the shift constant.
17021 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
17022 (lshrsi3_d): Handle negative shift counts.
17024 2016-02-22 Richard Biener <rguenther@suse.de>
17025 Tom de Vries <tom@codesourcery.com>
17027 * graph.c: Include dumpfile.h.
17028 (print_graph_cfg): Split into three overloads.
17029 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
17031 2016-02-22 Tom de Vries <tom@codesourcery.com>
17033 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
17036 2016-02-22 Richard Biener <rguenther@suse.de>
17039 * ipa-inline-transform.c (inline_call): When not updating
17040 overall summaries adjust self size by the growth estimate.
17041 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
17042 hash-set, do not update overall summaries here. Renamed from ...
17043 (inline_to_all_callers): ... this which is now wrapping the
17044 above and performing delayed overall summary update.
17045 (early_inline_small_functions): Delay updating of the overall
17048 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
17050 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
17053 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17056 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
17057 :%* in %:gt() argument.
17058 (greater_than_spec_func): Adjust for expecting only numbers,
17059 if there are more than two numbers, compare the last two.
17061 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
17063 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
17064 -Wnarrowing with -std.
17066 2016-02-19 Jakub Jelinek <jakub@redhat.com>
17069 * expr.c (store_field): Don't use bit-field path if exp is
17070 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
17071 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
17072 and the assignment can be performed by bitwise copy. Formatting
17075 PR middle-end/69838
17076 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
17077 call copy_reg_eh_region_note_forward on before and/or after sequences
17078 and remove note from insn if it no longer can throw.
17081 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
17082 if TARGET_AVX512BW.
17084 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17086 * config/s390/vector.md: Add missing commutative operand markers
17087 to the patterns which qualify for one.
17088 * config/s390/vx-builtins.md: Likewise.
17090 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17092 * config/s390/vector.md (VI, VI_QHS): Add single element vector
17093 types to mode iterators.
17094 (vec_double): ... and mode attribute.
17095 * config/s390/vx-builtins.md (non_vec_int): Likewise.
17097 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17099 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
17100 Change the predicate of op2 from nonimmediate to general and let
17101 reload fix it if necessary.
17103 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17105 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
17107 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17109 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
17112 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17114 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
17115 * config/s390/s390.c (s390_expand_vec_movstr): New function.
17116 * config/s390/s390.md ("movstr<P:mode>"): Call
17117 s390_expand_vec_movstr.
17119 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17121 * config/s390/s390.md: Add missing output modifier for operand 1
17122 to print it as address properly.
17124 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17126 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
17127 * config/s390/2964.md: New file.
17128 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
17129 of insn grouping attributes depending on the CPU level.
17130 (s390_get_unit_mask): New function.
17131 (s390_sched_score): Remove the OOO from the scheduling macros.
17132 Add loop to calculate a score for the instruction mix.
17133 (s390_sched_reorder): Likewise plus improve debug output.
17134 (s390_sched_variable_issue): Rename macros as above. Calculate
17135 the unit distances after actually scheduling an insn. Improve
17137 (s390_sched_init): Clear last_scheduled_unit_distance array.
17138 * config/s390/s390.md: Include 2964.md.
17140 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17143 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
17144 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
17145 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
17146 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
17147 *avx512f_<code>v8div16qi2_mask_1): New insns.
17149 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17152 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
17155 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
17156 earlyclobber from target. Use wF constraint for fused memory
17158 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
17160 2016-02-18 Jakub Jelinek <jakub@redhat.com>
17161 Martin Liska <mliska@suse.cz>
17164 * cfgexpand.c (asan_sanitize_stack_p): New function.
17165 (partition_stack_vars): Use the function.
17166 (expand_stack_vars): Likewise.
17167 (defer_stack_allocation): Likewise.
17168 (expand_used_vars): Likewise.
17170 2016-02-18 Richard Biener <rguenther@suse.de>
17172 PR middle-end/69553
17173 * fold-const.c (operand_equal_p): Properly compare offsets for
17174 IMAGPART_EXPR and ARRAY_REF.
17176 2016-02-18 Nick Clifton <nickc@redhat.com>
17180 * config/arm/arm.c (arm_option_override_internal): Disable
17181 interworking if the target does not support thumb instructions.
17182 (arm_reload_in_hi): Handle the case where a register to register
17183 move needs reloading because there is no simple pattern to handle
17185 (arm_reload_out_hi): Likewise.
17187 2016-02-18 Richard Biener <rguenther@suse.de>
17189 PR middle-end/69854
17190 * match.pd: Don't use fold_binary or fold_unary for folding
17193 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17196 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17197 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17198 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17199 warn on gimple_no_warning_p statements.
17201 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17203 * doc/extend.texi (C++ Attributes): Correct description of
17204 warn_unused type attribute.
17206 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17208 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17209 correct instruction.
17211 2016-02-17 Richard Biener <rguenther@suse.de>
17213 PR rtl-optimization/69609
17214 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17215 (find_traces_1_round): When ending a trace update cached priority
17217 (bb_to_key): Use cached priority when available.
17218 (copy_bb): Initialize cached priority.
17219 (reorder_basic_blocks_software_trace_cache): Likewise.
17221 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17224 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17226 (aarch64_comparison_operator): Break overly long line into two.
17227 (aarch64_comparison_operation): Likewise.
17228 * config/aarch64/aarch64.md (cstorecc4): Use
17229 aarch64_comparison_operator_mode instead of
17230 aarch64_comparison_operator.
17231 (cstore<mode>4): Likewise.
17232 (aarch64_cstore<mode>): Likewise.
17233 (*cstoresi_insn_uxtw): Likewise.
17234 (cstore<mode>_neg): Likewise.
17235 (*cstoresi_neg_uxtw): Likewise.
17237 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17240 * config/arm/predicates.md (arm_comparison_operator_mode):
17242 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17243 instead of arm_comparison_operator.
17244 (*mov_negscc): Likewise.
17245 (*mov_notscc): Likewise.
17246 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17247 (*thumb2_mov_negscc): Likewise.
17248 (*thumb2_mov_negscc_strict_it): Likewise.
17249 (*thumb2_mov_notscc): Likewise.
17250 (*thumb2_mov_notscc_strict_it): Likewise.
17252 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17254 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17255 Add missing return.
17257 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17259 * config/visium/visium.c (machine_libfunc_index): New enum.
17260 (machine_libfuncs): New structure.
17261 (visium_libfuncs): New static variable.
17262 (TARGET_INIT_LIBFUNCS): Define to...
17263 (visium_init_libfuncs): ...this. New function.
17264 (expand_block_move_4): Use the appropriate libfunc.
17265 (expand_block_move_2): Likewise.
17266 (expand_block_move_1): Likewise.
17267 (expand_block_set_4): Likewise.
17268 (expand_block_set_2): Likewise.
17269 (expand_block_set_1): Likewise.
17270 (visium_trampoline_init): Likewise.
17272 2016-02-17 Nick Clifton <nickc@redhat.com>
17274 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17275 TI's devices.csv file as of March 2016.
17277 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17280 * opts-global.c (handle_common_deferred_options): Introduce and
17281 initialize two global variables to remember command-line options
17282 specifying a stack-limiting register.
17283 * opts.h: Add extern declarations of the two new global variables.
17284 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17285 variable based on the values of the two new global variables.
17287 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17290 * common.opt (Wnonnull-compare): New warning.
17291 * doc/invoke.texi (-Wnonnull): Remove text about comparison
17292 of arguments against NULL.
17293 (-Wnonnull-compare): Document.
17294 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
17295 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
17296 * passes.def (pass_warn_nonnull_compare): Add.
17297 * gimple-ssa-nonnull-compare.c: New file.
17299 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17301 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
17302 AARCH64_EXTRA_TUNE_RECIP_SQRT.
17304 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17306 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
17307 reciprocal sqrt for -mlow-precision-recip-sqrt.
17309 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17310 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17312 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
17313 always use lane loads to construct non-constant vectors.
17315 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17317 * config/aarch64/aarch64.md
17318 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
17319 constraints for operand 3.
17320 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
17322 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17323 Richard Biener <rguenther@suse.de>
17325 PR tree-optimization/69820
17326 * tree-vect-patterns.c (type_conversion_p): Return false if
17327 *orig_type is unsigned single precision or boolean.
17328 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
17331 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17333 PR rtl-optimization/69764
17334 PR rtl-optimization/69771
17335 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
17336 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
17338 2016-02-16 Richard Biener <rguenther@suse.de>
17340 PR tree-optimization/69776
17341 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
17343 (indirect_refs_may_alias_p): Likewise.
17344 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
17345 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
17346 according to tbaa_p.
17347 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
17348 (optimize_stmt): For redundant store discovery do not allow tbaa.
17350 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
17352 PR tree-optimization/69714
17353 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
17354 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
17356 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
17358 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
17359 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
17360 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
17361 * config/arc/arc.c (arc_init): Check FPU options.
17362 (get_arc_condition_code): Handle new CC_FPU* modes.
17363 (arc_select_cc_mode): Likewise.
17364 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
17365 register pair only. Allow access for ARCv2 accumulator.
17366 (gen_compare_reg): Whenever we have FPU support use FPU compare
17368 (arc_reorg): Don't generate brcc insns when FPU compare
17369 instructions are involved.
17370 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
17371 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
17372 floating point emulation.
17373 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
17374 (REVERSE_CONDITION): Add new CC_FPU* modes.
17375 (TARGET_FP_SP_BASE): Define.
17376 (TARGET_FP_DP_BASE): Likewise.
17377 (TARGET_FP_SP_FUSED): Likewise.
17378 (TARGET_FP_DP_FUSED): Likewise.
17379 (TARGET_FP_SP_CONV): Likewise.
17380 (TARGET_FP_DP_CONV): Likewise.
17381 (TARGET_FP_SP_SQRT): Likewise.
17382 (TARGET_FP_DP_SQRT): Likewise.
17383 (TARGET_FP_DP_AX): Likewise.
17384 * config/arc/arc.md (ARCV2_ACC): New constant.
17385 (type): New fpu type attribute.
17386 (SDF): Conditional iterator.
17387 (cstore<mode>, cbranch<mode>): Change expand condition.
17388 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
17389 handles FPU/FPX cases as well.
17390 * config/arc/arc.opt (mfpu): New option.
17391 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
17393 (adddf3, muldf3, subdf3): Removed.
17394 * config/arc/predicates.md (proper_comparison_operator): Recognize
17396 * config/arc/fpu.md: New file.
17397 * doc/invoke.texi (ARC Options): Document mfpu option.
17399 2016-02-16 Richard Biener <rguenther@suse.de>
17401 PR rtl-optimization/69291
17402 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
17403 noce_operand_ok check.
17405 2016-02-16 Tom de Vries <tom@codesourcery.com>
17408 * omp-low.c (simd_clone_create): Remove call to
17409 symtab->call_cgraph_insertion_hooks.
17411 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17413 PR tree-optimization/69802
17414 * tree-ssa-reassoc.c (update_range_test): If op is
17415 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
17416 op == 1 test of precision 1 integral op, otherwise handle
17417 that case as op itself. Fix up formatting.
17418 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
17421 2016-02-16 Richard Biener <rguenther@suse.de>
17423 PR tree-optimization/69586
17424 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
17425 types for conversion sources.
17427 2016-02-16 Richard Biener <rguenther@suse.de>
17429 PR middle-end/69801
17430 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
17431 mask OEP_ADDRESS_OF.
17433 2016-02-16 Alan Modra <amodra@gmail.com>
17436 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17437 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
17438 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
17440 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
17441 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
17442 (p8_fmrgow_<mode>): Likewise.
17443 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
17445 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
17446 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
17447 to use movdi_internal64. Remove op0_di.
17448 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
17450 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
17452 Add support for the FCCMP insn types
17454 * config/aarch64/aarch64.md (fccmp): Change insn type.
17455 (fccmpe): Likewise.
17456 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
17457 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
17458 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
17459 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
17460 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
17461 * config/arm/types.md (fccmps): Add new insn type.
17462 (fccmpd): Likewise.
17464 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
17466 * alias.c (get_alias_set): Fix a typo in comment.
17468 2016-02-15 Richard Biener <rguenther@suse.de>
17470 PR tree-optimization/69595
17471 * match.pd: Complete range test simplification to true.
17473 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
17475 PR rtl-optimization/69648
17476 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
17477 pic_offset_table_rtx.
17479 PR rtl-optimization/69752
17480 * ira.c (update_equiv_regs): When looking for more than a single SET,
17481 also take other side effects into account.
17483 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17485 * config/s390/s390.c (s390_function_profiler): Add a new sequence
17486 for z900+ CPUs in 31-bit mode.
17488 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17490 * common/config/s390/s390-common.c (s390_supports_split_stack):
17492 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
17493 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
17494 * config/s390/s390.c (struct machine_function): New field
17495 split_stack_varargs_pointer.
17496 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
17497 in s390_emit_prologue.
17498 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
17500 (morestack_ref): New global.
17501 (SPLIT_STACK_AVAILABLE): New macro.
17502 (s390_expand_split_stack_prologue): New function.
17503 (s390_live_on_entry): New function.
17504 (s390_va_start): Use split-stack vararg pointer if appropriate.
17505 (s390_asm_file_end): Emit the split-stack note sections.
17506 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
17507 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
17508 (UNSPECV_SPLIT_STACK_CALL): New unspec.
17509 (UNSPECV_SPLIT_STACK_DATA): New unspec.
17510 (split_stack_prologue): New expand.
17511 (split_stack_space_check): New expand.
17512 (split_stack_data): New insn.
17513 (split_stack_call): New expand.
17514 (split_stack_call_*): New insn.
17515 (split_stack_cond_call): New expand.
17516 (split_stack_cond_call_*): New insn.
17518 2016-02-15 Richard Biener <rguenther@suse.de>
17520 PR tree-optimization/69783
17521 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17522 Add trivially correct cases.
17524 2016-02-15 Tom de Vries <tom@codesourcery.com>
17527 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
17529 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
17531 2016-02-15 Richard Biener <rguenther@suse.de>
17533 PR tree-optimization/69776
17534 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17535 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
17536 indicate whether we can use TBAA to disambiguate against stores.
17537 Use alias-set zero if not.
17538 (visit_reference_op_store): Do not use TBAA when looking up
17540 * tree-ssa-pre.c (compute_avail): Use TBAA here.
17541 (eliminate_dom_walker::before_dom_children): But not when looking
17542 up redundant stores.
17544 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
17546 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
17548 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17550 * config/i386/znver1.md
17551 (znver1_pop, znver1_pop_mem,
17552 znver1_load_imov_double_store,
17553 znver1_load_imov_direct_store,
17554 znver1_load_imov_direct_load,
17555 znver1_load_imov_double_load): Add new.
17556 (znver1_insn, znver1_insn_load): Add icmov type.
17557 (znver1_sseavx_fma,
17558 znver1_sseavx_fma_load,
17560 znver1_avx256_fma_load): Fix pipe usage.
17562 2016-02-14 Alan Modra <amodra@gmail.com>
17565 * reload.c (find_reloads_address_1): For pre/post-inc/dec
17566 with an invalid hard reg, reload just the reg not the entire
17567 pre/post-inc/dec address expression.
17569 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17572 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
17573 fixed R1_REG scratch reg.
17574 (sibcall_value_pcrel_fdpic): Likewise.
17576 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17580 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
17582 2016-02-12 Walter Lee <walt@tilera.com>
17584 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
17585 * config/tilegx/t-tilegx: Likewise.
17587 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17590 * diagnostic-show-locus.c (struct line_span): New struct.
17591 (layout::get_first_line): Delete.
17592 (layout::get_last_line): Delete.
17593 (layout::get_num_line_spans): New member function.
17594 (layout::get_line_span): Likewise.
17595 (layout::print_heading_for_line_span_index_p): Likewise.
17596 (layout::get_expanded_location): Likewise.
17597 (layout::calculate_line_spans): Likewise.
17598 (layout::m_first_line): Delete.
17599 (layout::m_last_line): Delete.
17600 (layout::m_line_spans): New field.
17601 (layout::layout): Update comment. Replace m_first_line and
17602 m_last_line with m_line_spans, replacing their initialization
17603 with a call to calculate_line_spans.
17604 (diagnostic_show_locus): When printing source lines and
17605 annotations, rather than looping over a single span
17606 of lines, instead loop over each line_span within
17607 the layout, with an inner loop over the lines within them.
17608 Call the context's start_span callback when changing line spans.
17609 * diagnostic.c (diagnostic_initialize): Initialize start_span.
17610 (diagnostic_build_prefix): Break out the building of the location
17611 part of the string into...
17612 (diagnostic_get_location_text): ...this new function, rewriting
17613 it from nested ternary expressions to a sequence of "if"
17615 (default_diagnostic_start_span_fn): New function.
17616 * diagnostic.h (diagnostic_start_span_fn): New typedef.
17617 (diagnostic_context::start_span): New field.
17618 (default_diagnostic_start_span_fn): New prototype.
17620 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17623 * gcc.c (driver::finalize): Fix cleanup of "specs".
17625 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17629 * gcc.c (driver::driver): Initialize m_option_suggestions.
17630 (driver::~driver): Clean up m_option_suggestions.
17631 (suggest_option): Convert to...
17632 (driver::suggest_option): ...this, and split out into
17633 driver::build_option_suggestions and find_closest_string.
17634 (driver::build_option_suggestions): New function, from
17635 first half of suggest_option. Special-case
17636 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
17637 the sanitizer_opts array. For options of enum types, add the
17638 various enum values to the candidate strings.
17639 (driver::handle_unrecognized_options): Remove "const".
17640 * gcc.h (driver::handle_unrecognized_options): Likewise.
17641 (driver::build_option_suggestions): New decl.
17642 (driver::suggest_option): New decl.
17643 (driver::m_option_suggestions): New field.
17644 * opts-common.c (add_misspelling_candidates): New function.
17645 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
17646 and make non-static.
17647 * opts.h (sanitizer_opts): New array decl.
17648 (add_misspelling_candidates): New function decl.
17649 * spellcheck.c (find_closest_string): New function.
17650 * spellcheck.h (find_closest_string): New function decl.
17652 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17654 PR rtl-optimization/69764
17655 PR rtl-optimization/69771
17656 * optabs.c (expand_binop_directly): For shift_optab_p, force
17657 convert_modes with VOIDmode if xop1 has VOIDmode.
17659 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
17662 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
17663 to correctly determine instrumentation thunks.
17665 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17668 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
17669 type by reference, force lhs on the call.
17672 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
17673 Compute retval and retbnd early in all cases if split_part_return_p
17674 and return_bb is not EXIT. Remove all clobber stmts and reset
17675 all debug stmts that refer to SSA_NAMEs defined in split part,
17676 except if it is retval, in that case replace the old retval with the
17677 lhs of the call to the split part.
17679 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17682 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17684 PR middle-end/66726
17685 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17686 whose result is used in PHI.
17687 (maybe_optimize_range_tests): Likewise.
17688 (final_range_test_p): Likweise.
17690 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17692 PR middle-end/66726
17693 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17694 whose result is used in PHI.
17695 (maybe_optimize_range_tests): Likewise.
17696 (final_range_test_p): Likweise.
17698 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17700 * cgraph.c: Spelling fixes - behaviour -> behavior and
17701 neighbour -> neighbor.
17702 * target.def: Likewise.
17703 * sel-sched.c: Likewise.
17704 * config/mips/mips.c: Likewise.
17705 * config/arc/arc.md: Likewise.
17706 * config/arm/cortex-a57.md: Likewise.
17707 * config/arm/arm.c: Likewise.
17708 * config/arm/neon.md: Likewise.
17709 * config/arm/arm-c.c: Likewise.
17710 * config/vms/vms-c.c: Likewise.
17711 * config/s390/s390.c: Likewise.
17712 * config/i386/znver1.md: Likewise.
17713 * config/i386/i386.c: Likewise.
17714 * config/ia64/hpux-unix2003.h: Likewise.
17715 * config/msp430/msp430.md: Likewise.
17716 * config/rx/rx.c: Likewise.
17717 * config/rx/rx.md: Likewise.
17718 * config/aarch64/aarch64-simd.md: Likewise.
17719 * config/aarch64/aarch64.c: Likewise.
17720 * config/nvptx/nvptx.c: Likewise.
17721 * config/bfin/bfin.c: Likewise.
17722 * config/cris/cris.opt: Likewise.
17723 * config/rs6000/rs6000.c: Likewise.
17724 * target.h: Likewise.
17725 * spellcheck.c: Likewise.
17726 * ira-build.c: Likewise.
17727 * tree-inline.c: Likewise.
17728 * builtins.c: Likewise.
17729 * lra-constraints.c: Likewise.
17730 * explow.c: Likewise.
17731 * hwint.h: Likewise.
17732 * targhooks.c: Likewise.
17733 * tree-vect-data-refs.c: Likewise.
17734 * expr.c: Likewise.
17735 * doc/tm.texi: Likewise.
17736 * doc/extend.texi: Likewise.
17737 * doc/install.texi: Likewise.
17738 * doc/md.texi: Likewise.
17739 * tree-ssa-tail-merge.c: Likewise.
17740 * sched-int.h: Likewise.
17741 * match.pd: Likewise.
17742 * sched-ebb.c: Likewise.
17743 * target.def (omit_struct_return_reg): Likewise.
17744 * gimple-ssa-isolate-paths.c: Likewise.
17745 (find_implicit_erroneous_behaviour): Renamed to...
17746 (find_implicit_erroneous_behavior): ... this.
17747 (find_explicit_erroneous_behaviour): Renamed to...
17748 (find_explicit_erroneous_behavior): ... this.
17749 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
17751 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
17753 PR rtl-optimization/64682
17754 PR rtl-optimization/69567
17755 PR rtl-optimization/69737
17756 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
17757 in I2 as well, just lose it.
17759 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17761 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
17763 (aarch64_last_printed_tune_string): Likewise.
17764 (aarch64_declare_function_name): Only output .arch assembler
17765 directive if it will be different from the previously output
17766 directive. Same for .tune comment but only if -dA is set.
17767 (aarch64_start_file): New function.
17768 (TARGET_ASM_FILE_START): Define.
17770 2016-02-11 David Malcolm <dmalcolm@redhat.com>
17773 * Makefile.in (PLUGIN_HEADERS): Add params.list.
17775 2016-02-11 Jakub Jelinek <jakub@redhat.com>
17778 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
17779 -Wmaybe-uninitialized warning.
17781 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
17784 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
17786 2016-02-11 Richard Biener <rguenther@suse.de>
17788 PR rtl-optimization/69291
17789 * ifcvt.c (noce_try_store_flag_constants): Do not allow
17790 subexpressions affected by changing the result.
17792 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
17795 * lra-constraints.c (curr_insn_transform): Find in/out operands
17796 for secondary memory moves. Update dups.
17798 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
17800 PR tree-optimization/69652
17801 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
17802 to nested loop, did source re-formatting, skip debug statements,
17803 add check on statement with volatile operand, remove dead scalar
17806 2016-02-10 Jakub Jelinek <jakub@redhat.com>
17807 Patrick Palka <ppalka@gcc.gnu.org>
17811 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
17812 calls if the return type is TREE_ADDRESSABLE.
17813 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
17814 * ipa-split.c (split_function): Fix doubled "we" in comment.
17815 Use void return type for the split part even if
17816 !split_point->split_part_set_retval.
17818 2016-02-10 Bin Cheng <bin.cheng@arm.com>
17820 PR tree-optimization/68021
17821 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
17822 when computing the value of biv cand by itself.
17824 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
17826 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
17827 (cortexa57_tunings): Likewise.
17828 (cortexa72_tunings): Likewise.
17829 (arch_macro_fusion_pair_p): Add support for AES fusion.
17830 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
17831 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
17832 Allow virtual registers before reload so early scheduling works.
17833 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
17834 correct latency and pipeline.
17835 (cortex_a57_crypto_complex): Likewise.
17836 (cortex_a57_crypto_xor): Likewise.
17837 (define_bypass): Add AES bypass.
17839 2016-02-10 Richard Biener <rguenther@suse.de>
17841 PR tree-optimization/69726
17842 * passes.def: Add DCE pass before late uninit.
17843 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
17844 really fixup if-conversions job.
17846 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
17848 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
17849 (arm_cortex_a57_tune): Likewise.
17850 (aarch_macro_fusion_pair_p): Add support for AES fusion.
17851 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
17853 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
17855 * timevar.def (TV_PHASE_DBGINFO): Delete.
17856 (TV_PHASE_CHECK_DBGINFO): Likewise.
17857 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
17859 2016-02-10 Richard Biener <rguenther@suse.de>
17861 PR tree-optimization/69719
17862 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17863 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
17865 2016-02-09 Andrew Pinski <apinski@cavium.com>
17868 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
17869 get_vcond_mask_icode returns false.
17871 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
17874 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
17875 an ADDIS that adds a pointer to a large constant that sets the
17876 upper16 bits with a load operation.
17878 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
17881 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
17883 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
17885 (vzipq_s16): Likewise.
17886 (vzipq_s32): Likewise.
17887 (vzipq_f32): Likewise.
17888 (vzipq_u8): Likewise.
17889 (vzipq_u16): Likewise.
17890 (vzipq_u32): Likewise.
17891 (vzipq_p8): Likewise.
17892 (vzipq_p16): Likewise.
17894 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
17897 * config/arm/arm.c (neon_endian_lane_map): New function.
17898 (neon_vector_pair_endian_lane_map): New function.
17899 (arm_evpc_neon_vuzp): Allow for big endian lane order.
17900 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
17902 (vuzpq_s16): Likewise.
17903 (vuzpq_s32): Likewise.
17904 (vuzpq_f32): Likewise.
17905 (vuzpq_u8): Likewise.
17906 (vuzpq_u16): Likewise.
17907 (vuzpq_u32): Likewise.
17908 (vuzpq_p8): Likewise.
17909 (vuzpq_p16): Likewise.
17911 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
17914 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
17917 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
17919 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
17920 truncate const_int operand 1 to QImode.
17922 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
17924 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
17925 corresponding to an abnormal edge.
17927 2016-02-09 Tom de Vries <tom@codesourcery.com>
17929 PR tree-optimization/69599
17930 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
17932 (find_func_aliases_for_builtin_call, find_func_clobbers)
17933 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
17936 2016-02-09 Richard Biener <rguenther@suse.de>
17938 PR tree-optimization/69715
17939 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
17940 LHS on calls as non-rewritable.
17942 2016-02-09 Tom de Vries <tom@codesourcery.com>
17945 * lto-wrapper.c (append_diag_options): New function.
17946 (compile_offload_image): Call append_diag_options.
17948 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
17951 * doc/extend.texi (Flag Output Operands): Correct sectioning.
17952 Minor copy-edit to fix verb tenses.
17954 2016-02-08 Jakub Jelinek <jakub@redhat.com>
17956 PR tree-optimization/69209
17957 * ipa-split.c (split_function): If split part is not
17958 returning retval, retval has gimple type but is not
17959 gimple value, force it into a SSA_NAME first.
17961 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
17963 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
17966 2016-02-08 Jason Merrill <jason@redhat.com>
17969 * convert.c (convert_to_integer_1): Check dofold on truncation
17971 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
17972 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
17973 Rename from *_nofold.
17974 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
17975 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
17977 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
17980 * tree.c (build_common_tree_nodes): Remove short_double argument.
17981 All callers changed.
17982 * tree.h (build_common_tree_nodes): Adjust declaration.
17983 * doc/invoke.texi (-fshort-double): Remove documentation.
17984 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17985 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
17986 * lto-wrapper.c (merge_and_complain, append_compiler_options)
17987 (append_linker_options): Don't handle OPT_fshort_double.
17989 PR rtl-optimization/68730
17990 * lra-remat.c (insn_to_cand_activation): New static variable.
17991 (lra_remat): Allocate and free it.
17992 (create_cand): New arg activation. Initialize a field in
17993 insn_to_cand_activation if it is nonnull.
17994 (create_cands): Pass the activation insn to create_cand when making
17995 a candidate involving an output reload. Reorganize code a little.
17996 (do_remat): Keep track of active status of candidates in a separate
17999 2016-02-08 Richard Biener <rguenther@suse.de>
18001 PR tree-optimization/69719
18002 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
18003 Properly use absolute of the difference of the two offsets to
18004 compare or adjust the segment length.
18006 2016-02-08 Richard Biener <rguenther@suse.de>
18007 Jeff Law <law@redhat.com>
18010 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
18011 types for anonymous SSA names.
18013 2016-02-08 Richard Biener <rguenther@suse.de>
18015 PR rtl-optimization/69274
18016 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
18018 2016-02-08 Jeff Law <law@redhat.com>
18020 PR tree-optimization/65917
18021 * tree-ssa-dom.c (record_temporary_equivalences): Record both
18022 equivalences from if (x == y) style conditionals.
18023 (loop_depth_of_name): Remove.
18024 (record_equality): Remove loop depth check.
18025 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
18026 (const_and_copies::record_const_or_copy_raw): New member function.
18027 * tree-ssa-scopedtables.c
18028 (const_and_copies::record_const_or_copy_raw): New, factored out of
18029 (const_and_copies::record_const_or_copy): Call new member function.
18031 2016-02-05 Jeff Law <law@redhat.com>
18033 PR tree-optimization/68541
18034 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
18035 (count_stmts_in_block): New function.
18036 (poor_ifcvt_candidate_code): Likewise.
18037 (is_feasible_trace): Add some heuristics to determine when path
18038 splitting is profitable.
18039 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
18040 is a diamond with a single exit.
18042 2016-02-05 Martin Sebor <msebor@redhat.com>
18045 * doc/invoke.texi: Update -Wplacement-new to take an optional
18048 2016-02-06 Richard Henderson <rth@redhat.com>
18051 * tree.c (tree_nop_conversion_p): Do not strip casts into or
18052 out of non-standard address spaces.
18054 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18056 PR rtl-optimization/69691
18057 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
18059 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
18061 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
18062 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
18063 (*ieee128_mfvsrd_64bit): Likewise.
18064 (*ieee128_mfvsrd_32bit): Likewise.
18066 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
18070 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18072 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18073 instrumented_version.
18075 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
18077 * doc/invoke.texi (Optimize Options): In table of --param options
18078 rename second occurrence of tracer-min-branch-ratio to
18079 tracer-min-branch-probability, rename
18080 tracer-min-branch-ratio-feedback to
18081 tracer-min-branch-probability-feedback and clarify description,
18082 rename sched-spec-state-edge-prob-cutoff to
18083 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
18084 to selsched-insns-to-rename, rename lto-minpartition to
18085 lto-min-partition, delete reorder-blocks-duplicate and
18086 reorder-blocks-duplicate-feedback.
18088 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18090 * config/s390/s390.c (s390_register_info_set_ranges): Remove
18093 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
18095 * doc/extend.texi: S/390: Correct some typos.
18097 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18099 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
18101 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18104 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
18105 (s390_register_info_gprtofpr): Use new macros above.
18106 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
18108 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
18109 its name. Adjust restore and save gpr ranges.
18110 (s390_register_info_set_ranges): New function.
18111 (s390_register_info): Use new macros above. Call
18112 s390_register_info_set_ranges.
18113 (s390_optimize_register_info): Likewise.
18114 (s390_hard_regno_rename_ok): Use new macros.
18115 (s390_hard_regno_scratch_ok): Likewise.
18116 (s390_emit_epilogue): Likewise.
18117 (s390_can_use_return_insn): Likewise.
18118 (s390_optimize_prologue): Likewise.
18119 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
18121 2016-02-05 Jakub Jelinek <jakub@redhat.com>
18124 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
18126 (ix86_option_override_internal): Disable TARGET_STV even for
18127 -m{incoming,preferred}-stack-boundary=3.
18129 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18131 * config.gcc: Mark deprecated rtems targets as obsolete.
18133 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
18135 PR rtl-optimization/64682
18136 PR rtl-optimization/69567
18137 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
18138 before I2 only if the register is both used and set in I2.
18140 2016-02-04 DJ Delorie <dj@redhat.com>
18142 * config/msp430/msp430.c (msp430_start_function): Add function type.
18144 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18147 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
18149 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
18151 PR rtl-optimization/69577
18153 2015-10-29 Richard Henderson <rth@redhat.com>
18157 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
18158 sse check to the exact conditions of PR 67609.
18160 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18163 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
18164 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
18165 not allowed into the traditional Altivec registers.
18166 (movtd_64bit_nodm): Likewise.
18167 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
18169 2016-02-04 David Malcolm <dmalcolm@redhat.com>
18171 * config/aarch64/cortex-a57-fma-steering.c
18172 (aarch64_register_fma_steering): Remove "static" from arguments
18175 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
18178 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
18179 twice when complex.
18181 2016-02-04 Mike Frysinger <vapier@gentoo.org>
18183 * doc/invoke.texi: Delete -mno-fma4.
18185 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
18187 PR rtl-optimization/69577
18188 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
18189 (find_subregs_of_mode): Update accordingly. Iterate over partial
18192 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18194 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18195 * config/arm/arm.c (neon_reinterpret): Remove.
18196 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18197 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18198 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18199 vreinterpretti): Remove.
18200 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18201 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18202 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18203 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18204 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18205 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18206 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18207 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18208 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18209 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18210 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18211 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18212 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18213 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18214 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18215 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18216 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18217 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18218 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18219 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18220 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18221 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18222 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18223 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18224 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18225 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18226 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18227 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18228 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18229 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18230 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18231 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18232 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18233 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18234 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18235 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18236 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18237 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18238 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18239 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18240 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18241 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18242 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18243 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18244 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18245 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18246 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18247 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18248 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18249 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18250 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18251 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18252 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18253 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18254 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18255 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18256 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18257 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18258 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18259 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18260 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18261 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18262 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18263 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18264 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18265 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18266 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18267 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18268 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18269 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18270 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18271 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18272 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18273 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18274 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18275 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18276 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18277 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18278 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18279 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18280 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18281 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18282 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18283 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18284 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18285 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18286 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18287 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18288 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
18289 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
18290 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
18291 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
18292 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
18293 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
18294 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
18295 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
18296 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
18297 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
18298 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
18299 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
18300 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
18301 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
18302 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
18304 2016-02-04 Martin Liska <mliska@suse.cz>
18307 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
18308 that are gimple_store_p.
18309 (maybe_instrument_call): Likewise.
18311 2016-02-04 Bin Cheng <bin.cheng@arm.com>
18313 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
18314 register scaling out of memory reference and comment why.
18316 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18320 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
18321 folding the source of a SET.
18323 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18327 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
18328 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
18330 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
18334 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
18337 2016-02-04 Christian Bruel <christian.bruel@st.com>
18339 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
18340 * config/arm/arm.c (arm_set_current_function): Likewise.
18342 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18343 Ilya Enkovich <enkovich.gnu@gmail.com>
18344 H.J. Lu <hongjiu.lu@intel.com>
18347 * config/i386/i386.c (convert_scalars_to_vector): Remove
18348 stack alignment fixes.
18349 (ix86_option_override_internal): Disable TARGET_STV if stack
18350 might not be aligned enough.
18351 (ix86_minimum_alignment): Assert that TARGET_STV is false.
18353 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
18355 * config/i386/x86-tune.def: Disable default prefetching
18358 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
18359 Vladimir Makarov <vmakarov@redhat.com>
18362 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
18363 in validating fused toc addresses.
18365 2016-02-03 Jakub Jelinek <jakub@redhat.com>
18368 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
18369 range->m_caret fields if range->m_show_caret_p is false.
18372 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18373 Force oldval into register if it does not satisfy reg_or_short_operand
18374 predicate. Fix up formatting.
18376 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
18377 Alexandre Oliva <aoliva@redhat.com>
18380 * lra-constraints.c (simplify_operand_subreg): Check additionally
18381 address validity after potential reloading.
18382 (process_address_1): Check insns validity. In case of failure do
18385 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
18388 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
18391 2016-02-02 Jakub Jelinek <jakub@redhat.com>
18393 * wide-int.cc (canonize_uhwi): New function.
18394 (wi::divmod_internal): Use it.
18396 2016-02-02 James Norris <jnorris@codesourcery.com
18398 * gimplify.c (omp_notice_variable): Add usage check.
18400 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
18402 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
18403 like LE, GE, LT, GT when emitting relational operator.
18405 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18407 * ira-costs.c (find_costs_and_classes): Add extra argument.
18408 * target.def (ira_change_pseudo_allocno_class): Add parameter.
18409 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
18410 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
18411 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
18412 Add best_class parameter, and return it if not ALL_REGS.
18413 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
18415 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
18416 Update target hook.
18418 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18420 * config/aarch64/aarch64.c
18421 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
18422 (aarch64_ira_change_pseudo_allocno_class): New function.
18424 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
18427 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
18429 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18431 * config/avr/avr.c (avr_option_override): Set
18432 PARAM_ALLOW_STORE_DATA_RACES to 1.
18434 2016-02-02 Richard Biener <rguenther@suse.de>
18436 PR tree-optimization/69595
18437 * match.pd: Add range test simplifications to true/false.
18439 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
18441 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
18442 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
18445 2016-02-02 Richard Biener <rguenther@suse.de>
18447 PR tree-optimization/69606
18448 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
18449 info on the result before moving a stmt.
18451 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
18453 PR middle-end/68542
18454 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
18455 branch with vector comparison.
18456 * config/i386/sse.md (VI48_AVX): New mode iterator.
18457 (define_expand "cbranch<mode>4): Add support for conditional branch
18458 with vector comparison.
18459 * tree-vect-loop.c (optimize_mask_stores): New function.
18460 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
18461 has_mask_store field of vect_info.
18462 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
18463 vectorized loops having masked stores after vec_info destroy.
18464 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
18465 correspondent macros.
18466 (optimize_mask_stores): Add prototype.
18468 2016-02-02 Alan Modra <amodra@gmail.com>
18471 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
18474 2016-02-02 Alan Modra <amodra@gmail.com>
18477 * config/rs6000/rs6000.c (need_toc_init): New var, set it
18478 whenever toc_label_name used.
18479 (rs6000_file_start): Don't set up toc section here,
18480 (rs6000_output_function_epilogue): do so here instead,
18481 (rs6000_xcoff_file_start): and here.
18482 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
18483 (load_toc_aix_di): Likewise.
18485 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18487 PR rtl-optimization/69592
18488 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
18489 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
18490 (num_sign_bit_copies_binary_arith_p): New inline function.
18491 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
18493 2016-02-01 Jeff Law <law@redhat.com>
18495 PR tree-optimization/69580
18496 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
18497 * tree-ssa-threadbackward.c
18498 (fsm_find_control_statement_thread_paths): Do not try to walk
18499 through large PHI nodes.
18501 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18503 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
18504 when count is incremented above limit, don't analyze further
18507 * omp-low.c (oacc_parse_default_dims): Avoid
18508 -Wsign-compare warning, make sure value fits into int
18509 rather than just unsigned int.
18511 2016-02-01 Bin Cheng <bin.cheng@arm.com>
18513 PR tree-optimization/67921
18514 * fold-const.c (split_tree): New parameters. Convert pointer
18515 type variable part to proper type before negating.
18516 (fold_binary_loc): Pass new arguments to split_tree.
18518 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
18520 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
18521 (nvptx_goacc_validate_dims): Extend to handle global defaults.
18522 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
18523 * doc/tm.texti: Rebuilt.
18524 * doc/invoke.texi (fopenacc-dim): Document.
18525 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
18526 (append_compiler_options): Likewise.
18527 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
18528 (oacc_parse_default_dims): New.
18529 (oacc_validate_dims): Add USED arg. Select non-unity default when
18531 (oacc_loop_fixed_partitions): Return mask of used partitions.
18532 (oacc_loop_auto_partitions): Emit dump info.
18533 (oacc_loop_partition): Return mask of used partitions.
18534 (execute_oacc_device_lower): Parse default dimension arg. Adjust
18535 loop partitioning and validation calls.
18537 2016-02-01 Richard Biener <rguenther@suse.de>
18539 PR middle-end/69556
18540 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
18542 2016-02-01 Richard Biener <rguenther@suse.de>
18544 PR tree-optimization/69574
18545 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
18546 of asserting return chrec_dont_know.
18548 2016-02-01 Martin Liska <mliska@suse.cz>
18550 * mem-stats-traits.h: Add copyright header.
18551 * mem-stats.h: Likewise.
18553 2016-02-01 Richard Biener <rguenther@suse.de>
18555 PR tree-optimization/69579
18556 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
18557 Do not propagate through abnormal PHI results.
18559 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
18561 * postreload.c (reload_cse_simplify): Remove dead code.
18563 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18565 PR rtl-optimization/69570
18566 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
18567 if there is more than one set, not if there is a single set.
18569 2016-02-01 Richard Henderson <rth@redhat.com>
18572 * combine.c (make_compound_operation): When looking through a
18573 subreg, make sure to re-extend to the width of the outer mode.
18575 2016-01-30 Jakub Jelinek <jakub@redhat.com>
18577 PR tree-optimization/69546
18578 * wide-int.cc (wi::divmod_internal): For unsigned division
18579 where both operands fit into uhwi, if o1 is 1 and o0 has
18580 msb set, if divident_prec is larger than bits per hwi,
18581 clear another quotient word and return 2 instead of 1.
18582 Similarly for remainder with msb in HWI set, if dividend_prec
18583 is larger than bits per hwi.
18585 2016-01-29 Martin Jambor <mjambor@suse.cz>
18587 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
18588 Use short lowercase names.
18589 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
18590 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
18591 acq_rel one. Protect warning agains segfaults if
18592 get_memory_order_name returns NULL.
18593 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
18594 with release semantics. Do not warn if get_memory_order already did.
18595 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
18596 semantics. Fix check for relaxed or acquire semantics. Do not warn
18597 if get_memory_order already did.
18599 2016-01-29 Sebastian Pop <s.pop@samsung.com>
18601 * doc/install.texi: Document that isl-0.16 is supported.
18603 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
18606 * config/i386/constraints.md (Bm): Describe as special memory
18608 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
18609 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18610 * genpreds.c (struct constraint_data): Add is_special_memory.
18611 (have_special_memory_constraints, special_memory_start): New
18613 (special_memory_end): Ditto.
18614 (add_constraint): Add new arg is_special_memory. Add code to
18615 process its true value. Update have_special_memory_constraints.
18616 (process_define_constraint): Pass the new arg.
18617 (process_define_register_constraint): Ditto.
18618 (choose_enum_order): Process special memory.
18619 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
18620 function insn_extra_special_memory_constraint.
18621 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18622 * gensupport.c (process_rtx): Process
18623 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18624 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
18625 * ira-lives.c (single_reg_class): Use
18626 insn_extra_special_memory_constraint.
18627 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
18628 * lra-constraints.c (process_alt_operands): Ditto.
18629 (curr_insn_transform): Use insn_extra_special_memory_constraint.
18630 * recog.c (asm_operand_ok, preprocess_constraints): Process
18632 * reload.c (find_reloads): Ditto.
18633 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
18634 * stmt.c (parse_input_constraint): Use
18635 insn_extra_special_memory_constraint.
18637 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18640 * lra-splill.c (lra_final_code_change): Revert r229087 by
18641 removing all sub-registers.
18643 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
18646 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
18648 2016-01-29 Jakub Jelinek <jakub@redhat.com>
18651 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
18652 SSE1, copy target into the temporary reg first before recursing
18655 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18657 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
18660 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18662 * ginclude/stdarg.h: Test __cplusplus instead of
18663 __GXX_EXPERIMENTAL_CXX0X__.
18665 2016-01-29 Richard Biener <rguenther@suse.de>
18667 PR tree-optimization/69547
18668 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
18669 Do not mark clobbers necessary.
18670 (mark_all_reaching_defs_necessary_1): Likewise.
18672 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18674 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
18675 declaration name with %qs and print it in both error messages.
18676 Also fix indentation.
18678 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18681 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
18682 trailing blank line from error message.
18684 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18687 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
18690 2016-01-29 Richard Biener <rguenther@suse.de>
18692 PR middle-end/69537
18693 * match.pd: Allow all integral types when simplifying a
18694 widening or sign-changing conversion.
18696 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18698 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
18699 back to setting codegen_error to fail codegen.
18701 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
18704 * config/i386/constraints.md (C): Only accept constant zero operand.
18705 (BC): New constraint.
18706 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
18707 instead of C constraint.
18708 * doc/md.texi (Machine Constraints): Update description
18711 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
18714 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
18716 2016-01-28 Jakub Jelinek <jakub@redhat.com>
18718 PR middle-end/69542
18719 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
18722 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
18724 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
18725 branches if using guessed profile.
18727 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
18729 * graphite-optimize-isl.c (optimize_isl): Fix dump.
18731 2016-01-28 Richard Henderson <rth@redhat.com>
18734 * config/aarch64/aarch64-modes.def (CC_Cmode): New
18735 * config/aarch64/aarch64-protos.h: Update.
18736 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
18737 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
18738 (aarch64_get_condition_code_1): Handle CC_Cmode.
18739 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
18740 (*add<mode>3_compareC_cconly_imm): New.
18741 (*add<mode>3_compareC_cconly): New.
18742 (*add<mode>3_compareC_imm): New.
18743 (add<mode>3_compareC): New.
18744 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
18745 to be first. Use aarch64_carry_operation.
18746 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
18747 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
18748 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
18749 (subti3): Use subdi3_compare1.
18750 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
18751 (sub<mode>3_compare1): New.
18752 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
18753 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
18754 (*subsi3_carryin_uxtw): Likewise.
18755 (*ngc<mode>, *ngcsi_uxtw): Likewise.
18756 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
18757 * config/aarch64/iterators.md (DWI): New.
18758 * config/aarch64/predicates.md (aarch64_carry_operation): New.
18759 (aarch64_borrow_operation): New.
18761 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18763 * graphite-optimize-isl.c (optimize_isl): Print a different debug
18764 message when isl does not return a valid schedule.
18766 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18768 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
18769 Remove comments from class declarations: they are already in the code
18772 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18774 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
18776 (ternary_op_to_tree): Same.
18777 (unary_op_to_tree): Same.
18778 (nary_op_to_tree): Same.
18779 (gcc_expression_from_isl_expr_op): Same.
18780 (gcc_expression_from_isl_expression): Same.
18781 (graphite_create_new_loop): Same.
18782 (graphite_create_new_loop_guard): Same.
18783 (build_iv_mapping): Same.
18784 (graphite_create_new_guard): Same.
18785 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
18786 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
18788 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18790 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
18791 instead of setting codegen_error to fail codegen.
18793 2016-01-28 Jason Merrill <jason@redhat.com>
18795 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
18797 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18799 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18800 Remove CONST_INT_P check in CCMP cost calculation.
18802 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18804 * config/aarch64/aarch64.c (generic_vector_cost):
18805 Set vec_permute_cost.
18806 (cortexa57_vector_cost): Likewise.
18807 (exynosm1_vector_cost): Likewise.
18808 (xgene1_vector_cost): Likewise.
18809 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
18810 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
18811 Add vec_permute_cost entry.
18813 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18815 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
18817 (add<mode>3_compare0): Likewise.
18818 (addsi3_compare0_uxtw): Likewise.
18819 (add<mode>3nr_compare0): Likewise.
18820 (compare_neg<mode>): Likewise.
18821 (<optab><mode>3): Likewise.
18823 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
18825 * tree-vect-stmts.c (vectorizable_comparison): Add
18826 NULL check for vectype.
18828 2016-01-28 Richard Biener <rguenther@suse.de>
18830 PR tree-optimization/69466
18831 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
18832 Account for PHIs we couldn't duplicate.
18834 2016-01-28 Martin Liska <mliska@suse.cz>
18837 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
18838 instead of ENABLE_VALGRIND_CHECKING.
18840 2016-01-27 Richard Henderson <rth@redhat.com>
18843 * lra-remat.c (subreg_regs): New.
18844 (dump_candidates_and_remat_bb_data): Dump it.
18845 (operand_to_remat): Reject if operand in subreg_regs.
18846 (set_bb_regs): Collect subreg_regs.
18847 (lra_remat): Init and free subreg_regs. Compute
18848 calculate_local_reg_remat_bb_data before create_cands.
18850 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
18853 * config/i386/i386.c (ix86_update_stack_boundary): Don't
18854 change stack_alignment_needed for __tls_get_addr call.
18856 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
18858 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
18860 2016-01-27 Jeff Law <law@redhat.com>
18862 PR tree-optimization/68398
18863 PR tree-optimization/69196
18864 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
18865 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
18866 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18867 Only count PHIs in the last block in the path. The others will
18868 const/copy propagate away. Add heuristic to allow more irreducible
18869 subloops to be created when it is likely profitable to do so.
18871 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18872 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
18873 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
18875 2016-01-27 Jakub Jelinek <jakub@redhat.com>
18878 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
18879 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
18880 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
18881 * tree-streamer-in.c: Include asan.h.
18882 (streamer_get_builtin_tree): For builtins in sanitizer
18883 range call initialize_sanitizer_builtins and retry.
18885 2016-01-27 Ian Lance Taylor <iant@google.com>
18887 * common.opt (fkeep-gc-roots-live): New undocumented option.
18888 * tree-ssa-loop-ivopts.c (add_candidate_1): If
18889 -fkeep-gc-roots-live, skip pointers.
18890 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
18893 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
18896 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
18897 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
18899 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
18902 * configure.ac: NetBSD provides SSP in its C library.
18903 * configure: Updated.
18905 2016-01-27 Richard Biener <rguenther@suse.de>
18907 PR tree-optimization/69166
18908 * tree-vect-loop.c (vect_is_simple_reduction): Always check
18909 reduction code for commutativity / associativity.
18911 2016-01-27 Martin Jambor <mjambor@suse.cz>
18913 PR tree-optimization/69355
18914 * tree-sra.c (analyze_access_subtree): Correct hole detection when
18915 total_scalarization fails.
18917 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
18919 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
18922 2016-01-27 Christian Bruel <christian.bruel@st.com>
18925 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
18926 Move arm_reset_previous_fndecl and set_target_option_current_node in
18927 the conditional part. Call save_restore_target_globals.
18928 * config/arm/arm.c (arm_set_current_function):
18929 Refactor to better support #pragma target and attribute mix.
18930 Call save_restore_target_globals.
18931 * config/arm/arm-protos.h (save_restore_target_globals): New function.
18933 2016-01-27 Martin Liska <mliska@suse.cz>
18935 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
18936 reference for an HSA kernel and its host function.
18938 2016-01-27 Jakub Jelinek <jakub@redhat.com>
18940 PR tree-optimization/69399
18941 * wide-int.h (wi::lrshift): For larger precisions, only
18942 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
18944 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
18946 * config/arc/predicates.md (proper_comparison_operator): Reject
18947 constant-constant comparison.
18949 2016-01-26 Tom de Vries <tom@codesourcery.com>
18951 PR tree-optimization/69110
18952 * tree-data-ref.c (initialize_data_dependence_relation): Handle
18953 DR_NUM_DIMENSIONS == 0.
18955 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18956 Sebastian Pop <s.pop@samsung.com>
18958 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
18959 isl_ast_op_cond and isl_ast_op_select.
18960 (gcc_expression_from_isl_expr_op): Same.
18962 2016-01-26 Jason Merrill <jason@redhat.com>
18965 * tree.c (recompute_constructor_flags): Split out from
18967 (verify_constructor_flags): New.
18968 * tree.h: Declare them.
18970 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
18972 PR rtl-optimization/69217
18973 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
18974 are no TYPE_FIELDS set for the record type.
18976 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18979 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
18980 toc_label_name unconditionally.
18981 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
18982 SYMBOL_REF string. Use toc_label_name instead of constructing
18984 (rs6000_elf_declare_function_name): Use toc_label_name instead of
18985 constructing LCTOC1.
18987 2016-01-26 Martin Sebor <msebor@redhat.com>
18990 * doc/extend.texi (Common Type Attributes): Move text that talks about
18991 attribute packed from attribute aligned to the section discussing
18992 the former attribute for clarity.
18994 2016-01-26 Richard Henderson <rth@redhat.com>
18996 PR middle-end/60908
18997 * trans-mem.c (tm_region_init): Mark entry block as visited.
18999 2016-01-26 David Malcolm <dmalcolm@redhat.com>
19002 * diagnostic-show-locus.c (layout::print_source_line): Replace
19003 call to pp_newline with call to layout::print_newline.
19004 (layout::print_annotation_line): Likewise.
19005 (layout::move_to_column): Likewise.
19006 (layout::print_any_fixits): After printing any fixits, print a
19007 trailing newline, if necessary.
19008 (layout::print_newline): New method, resetting any colorization
19010 (diagnostic_show_locus): Move the pp_newline to before the
19011 early bailout. Remove dummy block enclosing the layout instance.
19012 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
19013 of pp_newline_and_flush with pp_flush.
19014 (diagnostic_append_note): Delete use of pp_newline.
19015 (diagnostic_append_note_at_rich_loc): Delete.
19016 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
19017 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
19018 when newline characters are added to the buffer.
19020 2016-01-26 Michael Matz <matz@suse.de>
19022 * configure.ac (ac_cv_std_swap_in_utility): New test.
19023 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
19024 * configure: Regenerate.
19025 * config.in: Regenerate.
19027 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
19029 * config/arc/arc.md (cstoresi4): Force operand into register.
19030 (arcset<code>): Fix predicate.
19031 (arcsetltu): Likewise.
19032 (arcsetgeu): Likewise.
19033 (arcsethi): Likewise.
19034 (arcsetls): Likewise.
19036 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19038 PR tree-optimization/69483
19039 * gimple-fold.c (canonicalize_constructor_val): Return NULL
19040 if base has error_mark_node type.
19042 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
19045 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
19046 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
19048 (vget_lane_f16): Handle big-endian.
19049 (vgetq_lane_f16): Likewise.
19050 (vset_lane_f16): Likewise.
19051 (vsetq_lane_f16): Likewise.
19052 * config/arm/iterators.md (VQXMOV): Add V8HF.
19053 (VDQ): Add V4HF and V8HF.
19054 (V_reg): Handle V4HF and V8HF.
19055 (Is_float_mode): Likewise.
19056 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
19057 neon_vdup_nv8hf): New patterns.
19058 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
19059 Use VD_LANE iterator.
19060 (neon_vld1_dup<mode>): Use VQ2 iterator.
19062 2016-01-26 Nathan Sidwell <nathan@acm.org>
19064 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
19065 (set_oacc_fn_attrib): Add IS_KERNEL arg.
19066 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
19067 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
19068 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
19069 (oacc_validate_dims): Add LEVEL arg, don't return level.
19070 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
19071 oacc_validate_dims.
19072 (execute_oacc_device_lower): Adjust, add more dump output.
19073 * tree-ssa-loop.c (gate_oacc_kernels): Use
19074 oacc_fn_attrib_kernels_p.
19075 * tree-parloops.c (create_parallel_loop): Adjust
19076 set_oacc_fn_attrib call.
19078 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19081 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
19082 (append_compiler_options): Handle -fcilkplus.
19083 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
19085 2016-01-26 Nick Clifton <nickc@redhat.com>
19088 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
19089 been marked as DECL_ONE_ONLY but we do not the means to make it
19090 so, then do not allow it to bind locally.
19092 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19095 * opts.h (parse_sanitizer_options): New prototype.
19096 * opts.c (sanitizer_opts): New array.
19097 (parse_sanitizer_options): New function.
19098 (common_handle_option): Use parse_sanitizer_options.
19100 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
19103 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
19104 alignment adjustment to ...
19105 (ix86_update_stack_boundary): Here. Don't over-align stack for
19107 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
19108 if __tls_get_addr is called.
19110 2016-01-26 Christian Bruel <christian.bruel@st.com>
19112 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
19114 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
19116 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
19118 2016-01-26 Richard Biener <rguenther@suse.de>
19120 PR middle-end/69467
19121 * match.pd: Guard X * CST CMP 0 pattern with single_use.
19123 2016-01-26 Richard Biener <rguenther@suse.de>
19125 PR tree-optimization/69452
19126 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
19127 (move_computations_dom_walker::before_dom_children): Rename
19129 (move_computations_worker): This.
19130 (move_computations): Perform an RPO rather than a DOM walk.
19132 2016-01-26 Jakub Jelinek <jakub@redhat.com>
19135 * combine.c (combine_instructions): For REG_EQUAL note with
19136 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
19137 to the underlying register.
19138 * doc/rtl.texi (REG_EQUAL): Document the behavior of
19139 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
19141 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
19144 * config/aarch64/aarch64-builtins.c
19145 (aarch64_init_simd_builtin_types): Do not set structural
19146 equality to __Poly{8,16,64,128}_t types.
19148 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
19150 PR tree-optimization/69400
19151 * wide-int.cc (wi_pack): Take the precision as argument and
19152 perform canonicalization here rather than in the callers.
19153 Use the main loop to handle all full-width HWIs. Add a
19154 zero HWI if in_len isn't a full result.
19155 (wi::divmod_internal): Update accordingly.
19156 (wi::mul_internal): Likewise. Simplify.
19158 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19159 Sebastian Pop <s.pop@samsung.com>
19161 * graphite-poly.c (apply_poly_transforms): Simplify.
19162 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
19163 (print_isl_map): Same.
19164 (print_isl_union_map): Same.
19165 (print_isl_schedule): New.
19166 (debug_isl_schedule): New.
19167 * graphite-dependences.c (scop_get_reads): Do not call
19168 isl_union_map_add_map that is undocumented isl functionality.
19169 (scop_get_must_writes): Same.
19170 (scop_get_may_writes): Same.
19171 (scop_get_original_schedule): Remove.
19172 (scop_get_dependences): Do not call isl_union_map_compute_flow that
19173 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
19174 (compute_deps): Remove.
19175 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
19176 (debug_schedule_ast): New.
19177 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
19178 set_separate_option.
19179 (graphite_regenerate_ast_isl): Add dump.
19180 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
19181 from scop->transformed_schedule.
19182 (graphite_regenerate_ast_isl): Add more dump.
19183 * graphite-optimize-isl.c (optimize_isl): Set
19184 scop->transformed_schedule. Check whether schedules are equal.
19185 (apply_poly_transforms): Move here.
19186 * graphite-poly.c (apply_poly_transforms): ... from here.
19187 (free_poly_bb): Static.
19188 (free_scop): Static.
19189 (pbb_number_of_iterations_at_time): Remove.
19190 (print_isl_ast): New.
19191 (debug_isl_ast): New.
19192 (debug_scop_pbb): New.
19193 * graphite-scop-detection.c (print_edge): Move.
19194 (print_sese): Move.
19195 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19196 (build_scop_scattering): Remove.
19197 (create_pw_aff_from_tree): Assert instead of bailing out.
19198 (add_condition_to_pbb): Remove unused code, do not fail.
19199 (add_conditions_to_domain): Same.
19200 (add_conditions_to_constraints): Remove.
19201 (build_scop_context): New.
19202 (add_iter_domain_dimension): New.
19203 (build_iteration_domains): Initialize pbb->iterators.
19204 Call add_conditions_to_domain.
19207 (index_outermost_in_loop): New.
19208 (index_pbb_in_loop): New.
19209 (outermost_pbb_in): New.
19210 (add_in_sequence): New.
19211 (add_outer_projection): New.
19212 (outer_projection_mupa): New.
19213 (add_loop_schedule): New.
19214 (build_schedule_pbb): New.
19215 (build_schedule_loop): New.
19216 (embed_in_surrounding_loops): New.
19217 (build_schedule_loop_nest): New.
19218 (build_original_schedule): New.
19219 (build_poly_scop): Call build_original_schedule.
19220 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19221 (free_poly_dr): Remove.
19222 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19223 (free_poly_bb): Remove.
19224 (debug_loop_vec): Remove.
19225 (print_isl_ast): Declare.
19226 (debug_isl_ast): Declare.
19227 (scop_do_interchange): Remove.
19228 (scop_do_strip_mine): Remove.
19229 (scop_do_block): Remove.
19230 (flatten_all_loops): Remove.
19231 (optimize_isl): Remove.
19232 (pbb_number_of_iterations_at_time): Remove.
19233 (debug_scop_pbb): Declare.
19234 (print_schedule_ast): Declare.
19235 (debug_schedule_ast): Declare.
19236 (struct scop): Remove schedule. Add original_schedule,
19237 transformed_schedule.
19238 (free_gimple_poly_bb): Remove.
19239 (print_generated_program): Remove.
19240 (debug_generated_program): Remove.
19241 (unify_scattering_dimensions): Remove.
19242 * sese.c (print_edge): ... here.
19243 (print_sese): ... here.
19244 (debug_edge): ... here.
19245 (debug_sese): ... here.
19246 * sese.h (print_edge): Declare.
19247 (print_sese): Declare.
19248 (dump_edge): Declare.
19249 (dump_sese): Declare.
19251 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19252 Sebastian Pop <s.pop@samsung.com>
19254 * Makefile.in: Set ISLVER in site.exp.
19256 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19258 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19259 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19260 through DECL_VALUE_EXPR for expansion.
19262 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19264 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19265 the frame info after reload completed.
19267 2016-01-25 Jeff Law <law@redhat.com>
19269 PR tree-optimization/69196
19270 PR tree-optimization/68398
19271 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19272 tree-ssa-threadupdate.c.
19273 (determine_bb_domination_status): Prototype
19274 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19275 (determine_bb_domination_status): No longer static.
19276 (valid_jump_thread_path): Remove code to detect characteristics
19277 of the jump thread path not associated with correctness.
19278 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19279 Correct test for thread path length. Count PHIs for real operands as
19280 statements that need to be copied. Do not count ASSERT_EXPRs.
19281 Look at all the blocks in the thread path. Compute and selectively
19282 filter thread paths based on threading through the latch, threading
19283 a multiway branch or crossing a multiway branch.
19285 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19287 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19288 decl with __attribute__ ((unused)) annotation.
19290 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
19293 * tree-vect-stmts.c (vectorizable_condition): Check vectype
19294 of operands is compatible with a statement vectype.
19296 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
19298 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
19299 improve wording for mixed storage order support.
19301 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
19303 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
19304 (vcvt_u64_f64): Likewise.
19305 (vcvta_s64_f64): Likewise.
19306 (vcvta_u64_f64): Likewise.
19307 (vcvtm_s64_f64): Likewise.
19308 (vcvtm_u64_f64): Likewise.
19309 (vcvtn_s64_f64): Likewise.
19310 (vcvtn_u64_f64): Likewise.
19311 (vcvtp_s64_f64): Likewise.
19312 (vcvtp_u64_f64): Likewise.
19314 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
19316 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
19317 (arc_init): Check validity mll64 option.
19318 (arc_save_restore): Use double load/store instruction.
19319 (arc_expand_movmem): Likewise.
19320 (arc_split_move): Don't split if we have double load/store
19321 instructions. Returns a boolean.
19322 (arc_process_double_reg_moves): Change function to return boolean
19323 instead of a sequence of instructions.
19324 (arc_dwarf_register_span): New function.
19325 * config/arc/arc-protos.h (arc_split_move): Change prototype.
19326 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
19327 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
19328 (*movdf_insn): Likewise.
19329 * config/arc/arc.opt (mll64): New option.
19330 * config/arc/predicates.md (even_register_operand): New predicate.
19331 * doc/invoke.texi (ARC Options): Add mll64 documentation.
19333 2016-01-25 Richard Biener <rguenther@suse.de>
19336 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
19337 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
19339 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
19341 2016-01-25 Richard Biener <rguenther@suse.de>
19343 PR tree-optimization/69376
19344 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
19346 (VN_INFO_ANTI_RANGE_P): New inline.
19347 (VN_INFO_RANGE_TYPE): Likewise.
19348 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
19349 SSA_NAME_ANTI_RANGE_P.
19350 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
19351 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19352 Properly query VN_INFO_RANGE_TYPE.
19354 2016-01-25 Nick Clifton <nickc@redhat.com>
19357 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
19359 2016-01-23 Tom de Vries <tom@codesourcery.com>
19361 PR tree-optimization/69426
19362 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
19365 2016-01-23 Jakub Jelinek <jakub@redhat.com>
19367 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
19368 "the the" with "the" in the comments.
19369 * ipa-devirt.c (build_type_inheritance_graph,
19370 update_type_inheritance_graph): Likewise.
19371 * tree.c (build_function_type_list_1): Likewise.
19372 * cfgloopmanip.c (scale_loop_profile): Likewise.
19373 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
19374 * gimple-ssa-split-paths.c
19375 (find_block_to_duplicate_for_splitting_paths): Likewise.
19376 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
19377 * expr.c (convert_move): Likewise.
19378 * var-tracking.c (vt_stack_adjustments): Likewise.
19379 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19380 * tree-vrp.c (test_for_singularity): Likewise.
19382 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
19383 directly instead of building a temporary tree.
19386 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
19387 remove <algorithm> include.
19389 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19392 * config/i386/i386.c: Include dojump.h.
19393 (expand_small_movmem_or_setmem,
19394 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
19396 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
19397 if dynamic_check != -1.
19399 2016-01-21 Jeff Law <law@redhat.com>
19401 PR middle-end/69347
19402 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
19403 record_temporary_equivalences. Rewritten to avoid unnecessary calls
19404 into dominated_by_p.
19405 (cprop_into_successor_phis): Avoid unnecessary tests.
19407 2016-01-22 Richard Henderson <rth@redhat.com>
19410 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
19411 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
19413 2016-01-22 Michael Matz <matz@suse.de>
19415 * system.h (string, algorithm): Include only conditionally.
19416 (new): Include always under C++.
19417 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
19418 * final.c (toplevel): Ditto.
19419 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
19420 * genconditions.c (write_header): Make gencondmd.c define
19422 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
19424 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
19425 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
19427 2016-01-22 Christian Bruel <christian.bruel@st.com>
19430 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
19432 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19435 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
19436 define_insn_and_split. Ensure operands[1] and operands[0] do not
19437 get assigned the same register.
19439 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19441 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
19443 2016-01-22 Christian Bruel <christian.bruel@st.com>
19445 * config/arm/arm-c.c (arm_pragma_target_parse):
19446 Remove warn_builtin_macro_redefined overwrite.
19448 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19450 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
19451 flag_non_call_exceptions compatibility.
19453 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19456 * dwarf2out.c (add_child_die_after): New function.
19457 (dwarf_qual_info_t): New type.
19458 (dwarf_qual_info): New variable.
19459 (qualified_die_p): New function.
19460 (modified_type_die): For -fdebug-types-section, ensure
19461 canonical order of qualifiers. Put qualified DIEs adjacent
19462 to the corresponding non-qualified type DIE and search there
19463 for existing qualified DIEs.
19465 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19467 * doc/extend.texi (scalar_storage_order type attribute): Document
19468 restriction on type punning and aliasing, and remove future tense.
19470 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
19473 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
19476 2016-01-21 Jeff Law <law@redhat.com>
19478 PR middle-end/69347
19479 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
19480 useless call to record_temporary_equivalences.
19481 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
19482 allocate 10 slots in the bb_path vector and let it grow as needed.
19483 (fsm_find_control_statement_thread_paths): Similarly for the next_path
19486 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19488 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
19490 * configure: Regenerate.
19492 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
19494 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
19495 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
19497 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
19499 PR middle-end/66178
19500 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
19501 drop EXPAND_INITIALIZER.
19502 * rtl.h (contains_symbolic_reference_p): Declare.
19503 * rtlanal.c (contains_symbolic_reference_p): New function.
19504 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
19505 a subtraction into a NOT if symbolic constants are involved.
19507 2016-01-21 Anton Blanchard <anton@samba.org>
19508 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19511 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
19513 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
19516 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19518 * config/microblaze/microblaze.c
19519 (get_branch_target): New.
19520 (insert_wic_for_ilb_runout): New.
19522 (microblaze_machine_dependent_reorg): New.
19523 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
19524 * config/microblaze/microblaze.md
19525 (UNSPEC_IPREFETCH): Define.
19526 (iprefetch): New pattern
19527 * config/microblaze/microblaze.opt
19528 (mxl-prefetch): New flag.
19530 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19532 * config/microblaze/microblaze.h
19533 (FIXED_REGISTERS): Update in macro.
19534 (CALL_USED_REGISTERS): Update in macro.
19536 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
19538 PR rtl-optimization/68920
19539 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
19542 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
19544 PR rtl-optimization/68990
19545 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
19546 pseudo instead of inheritance ones.
19548 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
19549 Nick Clifton <nickc@redhat.com>
19553 * config/mips/mips.c (mips_compute_frame_info): Initialise
19554 args_size and hard_frame_pointer_offset fields of the frame
19555 structure before calling mips_global_pointer.
19557 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19559 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
19561 * configure: Regenerate.
19563 2016-01-21 Richard Biener <rguenther@suse.de>
19565 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
19567 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19569 * config/s390/s390.c (s390_asm_declare_function_size): Add code
19570 to actually emit the .size directive.
19572 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
19573 Jakub Jelinek <jakub@redhat.com>
19577 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
19578 args array size by one to avoid buffer overflow.
19580 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19582 * config/s390/s390.md (pool_section_start): Use switch_to_section
19583 to select proper read-only data section instead of hardcoding
19585 (pool_section_end): Use switch_to_section to match the above.
19587 2016-01-21 Richard Biener <rguenther@suse.de>
19589 PR tree-optimization/69378
19590 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
19591 (set_ssa_val_to): Use it for dominance checks taking into
19592 account not executable edges.
19594 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19597 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
19598 for bitsize instead of GET_MODE_PRECISION (mode).
19600 2016-01-20 Martin Sebor <msebor@redhat.com>
19603 * extend.texi (__sync Builtins): Clarify the semantics of
19604 __sync_fetch_and_OP built-ins on pointers.
19605 (__atomic Builtins): Same.
19607 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19608 Sebastian Pop <s.pop@samsung.com>
19610 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
19611 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
19612 (is_valid_rename): Same.
19613 (translate_isl_ast_to_gimple::get_rename): Same.
19614 (translate_isl_ast_to_gimple::rename_all_uses): Same.
19615 (translate_isl_ast_to_gimple::rename_uses): Same.
19616 (get_new_name): Check for close_phi nodes.
19617 (copy_loop_phi_args): Use phi_node_kind.
19618 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
19619 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
19621 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19622 Sebastian Pop <s.pop@samsung.com>
19624 Revert commit r229783.
19625 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
19626 Remove use of parameter_rename_map.
19627 (copy_def): Remove.
19628 (copy_internal_parameters): Remove.
19629 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
19630 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
19631 (free_sese_info): Do not free parameter_rename_map.
19632 (set_rename): Do not use parameter_rename_map.
19633 (rename_uses): Update call to set_rename.
19634 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
19635 * sese.h (parameter_rename_map_t): Remove.
19636 (struct sese_info_t): Remove field parameter_rename_map.
19638 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19639 Sebastian Pop <s.pop@samsung.com>
19641 * graphite-isl-ast-to-gimple.c: Fix comment.
19642 * graphite-scop-detection.c (defined_in_loop_p): New.
19643 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
19644 names defined in loop.
19646 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19647 Sebastian Pop <s.pop@samsung.com>
19649 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
19650 Discard unstructured if-then-else regions.
19652 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19653 Sebastian Pop <s.pop@samsung.com>
19655 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
19656 (cleanup_loop_iter_dom): Remove.
19657 (build_loop_iteration_domains): Remove.
19658 (build_scop_context): Remove.
19659 (build_scop_iteration_domain): Remove.
19660 (add_loop_constraints): New.
19661 (build_iteration_domains): New.
19662 (build_poly_scop): Call build_iteration_domains.
19664 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19665 Sebastian Pop <s.pop@samsung.com>
19667 * graphite-scop-detection.c
19668 (scop_detection::harmful_loop_in_region): Free dom and loops.
19669 (scop_detection::loop_body_is_valid_scop): Free bbs.
19671 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19672 Sebastian Pop <s.pop@samsung.com>
19674 * graphite-scop-detection.c (record_loop_in_sese): New.
19675 (gather_bbs::before_dom_children): Call record_loop_in_sese.
19676 (build_scops): Remove call to build_sese_loop_nests.
19677 * sese.c (sese_record_loop): Remove.
19678 (build_sese_loop_nests): Remove.
19679 (new_sese_info): Remove region->loops.
19680 (free_sese_info): Same.
19681 * sese.h (sese_contains_loop): Same.
19682 (build_sese_loop_nests): Remove.
19683 (sese_contains_loop): Remove.
19685 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19686 Sebastian Pop <s.pop@samsung.com>
19688 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
19689 loop_is_valid_in_scop.
19690 (scop_detection::harmful_stmt_in_region): Renamed
19691 harmful_loop_in_region.
19692 Call loop_is_valid_in_scop.
19694 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19695 Sebastian Pop <s.pop@samsung.com>
19697 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
19700 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19701 Sebastian Pop <s.pop@samsung.com>
19703 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
19704 * graphite.h (struct poly_bb): Remove field is_reduction.
19705 (PBB_IS_REDUCTION): Remove.
19707 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19708 Sebastian Pop <s.pop@samsung.com>
19710 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
19711 (add_pdr_constraints): Same.
19712 (scop_get_reads): Same.
19713 (scop_get_must_writes): Same.
19714 (scop_get_may_writes): Same.
19715 (scop_get_original_schedule): Same.
19716 (extend_schedule): Same.
19717 (apply_schedule_on_deps): Same.
19718 (carries_deps): Same.
19719 (compute_deps): Same.
19720 (scop_get_dependences): Same.
19721 * graphite-isl-ast-to-gimple.c
19722 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
19723 * graphite-optimize-isl.c (get_schedule_for_band): Same.
19724 (get_schedule_for_band_list): Same.
19725 (get_schedule_map): Same.
19726 (apply_schedule_map_to_scop): Same.
19727 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
19728 (build_loop_iteration_domains): Same.
19729 (add_condition_to_pbb): Same.
19730 (add_param_constraints): Same.
19731 (pdr_add_memory_accesses): Same.
19732 (pdr_add_data_dimensions): Same.
19734 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19736 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
19739 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19741 * common.opt (feliminate-dwarf2-dups): Replace references to
19742 "DWARF 2" with just "DWARF".
19743 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
19744 * doc/extend.texi: Likewise.
19745 * doc/cpp.texi: Likewise.
19746 * doc/invoke.texi: Likewise.
19747 (Option Summary): Add -gdwarf to list of Debugging Options.
19748 (Debugging Options): Document -gdwarf.
19749 * doc/contrib.texi: Spell "DWARF" like that.
19751 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19753 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
19754 warning. Fix up formatting.
19756 PR middle-end/67653
19757 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
19758 attempt to mark memory input operand addressable and
19759 call prepare_gimple_addressable in that case. Don't adjust
19760 input_location for diagnostics, use error_at instead.
19762 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
19764 * config/rs6000/ppc-auxv.h: New file.
19765 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
19766 (cpu_is): Likewise.
19767 (cpu_supports): Likewise.
19768 * config/rs6000/rs6000.c: include "ppc-auxv.h".
19769 (cpu_is_info): New variable.
19770 (cpu_supports_info): Likewise.
19771 (tcb_verification_symbol): Likewise.
19772 (cpu_builtin_p): Likewise.
19773 (cpu_expand_builtin): New function.
19774 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
19775 (rs6000_init_builtins): Likewise.
19776 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
19777 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
19778 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
19779 * configure: Regenerate.
19780 * config.in: Likewise.
19781 * doc/extend.texi (PowerPC Built-in Functions): Document
19782 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
19784 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
19787 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
19789 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
19792 2016-01-20 Richard Henderson <rth@redhat.com>
19798 * tree.c (tm_define_builtin): New.
19799 (find_tm_vector_type): New.
19800 (build_tm_vector_builtins): New.
19801 (build_common_builtin_nodes): Call it.
19803 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
19805 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
19806 (arm_fp_ok): Likewise.
19807 (arm_fp): Likewise.
19808 (arm_crypto): Likewise.
19810 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
19811 Richard Biener <rguenther@suse.de>
19813 PR tree-optimization/69328
19814 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
19815 vectors have same number of elements.
19816 (vectorizable_condition): Fix masked version recognition.
19818 2016-01-20 Richard Biener <rguenther@suse.de>
19820 PR tree-optimization/69345
19821 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
19822 (VN_INFO_PTR_INFO): Likewise.
19823 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
19824 info when it is equal between non-dominating SSA names.
19825 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19826 Make sure to look at original SSA infos.
19828 2016-01-20 Jeff Law <law@redhat.com>
19831 * config/m68k/predicates.md (pow2_m1_operand): New predicate
19833 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
19834 (pc_or_label_operand): New predicate.
19835 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
19836 tests for small integers that are 2^n - 1.
19838 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
19840 * doc/invoke.texi (Options Summary): Add '.' after @xref.
19842 2016-01-19 Jeff Law <law@redhat.com>
19844 PR middle-end/69347
19845 * tree-ssa-threadbackwards.c
19846 (fsm_find_control_statement_thread_paths): Do not try to lookup
19847 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
19849 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
19851 * doc/lto.texi: Remove text that says only Gold has linker plugin
19854 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
19856 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
19857 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
19858 the DIE accordingly.
19859 (modified_type_die): Add REVERSE parameter and pass it recursively,
19860 as well as to base_type_die. Adjust presence check accordingly.
19861 (base_type_for_mode): Adjust call to modified_type_die.
19862 (add_type_attribute): Add REVERSE parameter and pass it to
19864 (generic_parameter_die): Adjust call to add_type_attribute.
19865 (add_scalar_info): Likewise.
19866 (add_subscript_info): Likewise.
19867 (gen_array_type_die): Likewise.
19868 (gen_descr_array_type_die): Likewise.
19869 (gen_entry_point_die): Likewise.
19870 (gen_enumeration_type_die): Likewise.
19871 (gen_formal_parameter_die): Likewise.
19872 (gen_subprogram_die): Likewise.
19873 (gen_variable_die ): Likewise.
19874 (gen_const_die): Likewise.
19875 (gen_field_die): Likewise.
19876 (gen_pointer_type_die): Likewise.
19877 (gen_reference_type_die): Likewise.
19878 (gen_ptr_to_mbr_type_die): Likewise.
19879 (gen_inheritance_die): Likewise.
19880 (gen_subroutine_type_die): Likewise.
19881 (gen_typedef_die): Likewise.
19882 (force_type_die): Adjust call to modified_type_die.
19884 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
19886 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
19887 flow throughout the file. Fix broken link to Objective-C 2.0
19889 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
19892 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19894 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
19896 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19899 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
19900 (maybe_record_node): Record cxa_pure_virtual as the only possible
19901 target if there are not ohter candidates.
19902 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
19904 2016-01-19 Richard Biener <rguenther@suse.de>
19906 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
19907 (get_memory_order): Likewise.
19909 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
19911 * tree-vect-stmts.c (vectorizable_store): Check
19914 2016-01-19 David Malcolm <dmalcolm@redhat.com>
19917 * gcc.c (driver::decode_argv): Add call to
19918 init_opts_obstack before init_options_struct.
19919 * opts.c (init_opts_obstack): Remove idempotency.
19920 (init_options_struct): Replace call to init_opts_obstack
19921 with a gcc_assert to verify that it has already been called.
19922 * toplev.c (toplev::main): Add call to init_opts_obstack before
19923 calls to init_options_struct.
19924 (toplev::finalize): Move cleanup of opts_obstack next to
19925 cleanup of save_decoded_options, clearing the latter, and
19926 save_decoded_options_count.
19928 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19931 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
19932 attribute to unconditional. Remove %? from output template.
19934 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19935 Jiong Wang <jiong.wang@arm.com>
19937 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
19938 generated from different expand order.
19940 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19942 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19943 Add support for CCMP costing.
19945 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19947 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
19948 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
19949 (fccmpe<mode>): Likewise.
19950 (fcmp): Rename to fcmp and globalize pattern.
19952 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
19953 (aarch64_gen_ccmp_next): Add FP support.
19955 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19957 * target.def (gen_ccmp_first): Update documentation.
19958 (gen_ccmp_next): Likewise.
19959 * doc/tm.texi (gen_ccmp_first): Update documentation.
19960 (gen_ccmp_next): Likewise.
19961 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
19962 expand_ccmp_expr_1. Improve comments.
19963 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
19964 (ccmp_ior<mode>): Remove pattern.
19965 (cmp<mode>): Remove expand.
19966 (cmp): Globalize pattern.
19967 (cstorecc4): Use cc_register.
19968 (mov<mode>cc): Remove ccmp_cc_register check.
19969 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
19970 Simplify after removal of CC_DNE/* modes.
19971 (aarch64_ccmp_mode_to_code): Remove.
19972 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
19973 In 'k' case use integer as condition.
19974 (aarch64_nzcv_codes): Remove inverted cases.
19975 (aarch64_code_to_ccmode): Remove.
19976 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
19977 comparison with CC register to be used in folowing CCMP/branch/CSEL.
19978 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
19979 pattern. Return the comparison with CC register. Invert conditions
19980 when bitcode is OR.
19981 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
19982 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
19984 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19986 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
19987 instrumented_version.
19989 2016-01-19 Richard Biener <rguenther@suse.de>
19991 PR tree-optimization/69336
19992 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
19993 handled components with get_ref_base_and_extent.
19994 (equal_mem_array_ref_p): Adjust.
19996 2016-01-19 Jakub Jelinek <jakub@redhat.com>
19999 * shrink-wrap.c: Include valtrack.h.
20000 (move_insn_for_shrink_wrap): Add DEBUG argument. If
20001 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
20002 in between insn and where it will be moved to. Call
20003 dead_debug_insert_temp.
20004 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
20005 first and dead_debug_local_finish at the end.
20006 For uses and defs bitmap, handle all regs in between REGNO and
20007 END_REGNO, not just the first one.
20009 2016-01-19 Richard Biener <rguenther@suse.de>
20011 PR tree-optimization/69352
20012 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
20013 (equal_mem_array_ref_p): Constrain size and max size properly.
20014 Compare the reverse flag.
20016 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
20018 * ira.c (ira): Update regstat data if we deleted insns.
20020 2016-01-19 Jakub Jelinek <jakub@redhat.com>
20022 PR rtl-optimization/68955
20023 PR rtl-optimization/64557
20024 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
20025 here. Fix up formatting.
20026 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
20028 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20031 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
20032 assume that the node has body.
20033 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
20036 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20038 * lto-streamer-out.c (lto_output): Do not stream instrumentation
20041 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20043 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
20044 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
20046 2016-01-19 Martin Jambor <mjambor@suse.cz>
20047 Martin Liska <mliska@suse.cz>
20048 Michael Matz <matz@suse.de>
20050 * Makefile.in (OBJS): Add new source files.
20051 (GTFILES): Add hsa.c.
20052 * common.opt (disable_hsa): New variable.
20053 (-Whsa): New warning.
20054 * config.in (ENABLE_HSA): New.
20055 * configure.ac: Treat hsa differently from other accelerators.
20056 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
20057 $enable_offloading.
20058 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
20059 * doc/install.texi (Configuration): Document --with-hsa-runtime,
20060 --with-hsa-runtime-include, --with-hsa-runtime-lib and
20061 --with-hsa-kmt-lib.
20062 * doc/invoke.texi (-Whsa): Document.
20063 (hsa-gen-debug-stores): Likewise.
20064 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
20065 to invoke offload compiler for hsa acclerator.
20066 * opts.c (common_handle_option): Determine whether HSA offloading
20067 should be performed.
20068 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
20069 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
20070 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
20071 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
20072 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
20073 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
20074 GF_OMP_FOR_KIND_GRID_LOOP.
20075 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
20076 (pp_gimple_stmt_1): Likewise.
20077 * gimple-walk.c (walk_gimple_stmt): Likewise.
20078 * gimple.c (gimple_build_omp_grid_body): New function.
20079 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
20080 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
20081 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
20082 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
20083 GF_OMP_TEAMS_GRID_PHONY.
20084 (gimple_statement_omp_single_layout): Updated comments.
20085 (gimple_build_omp_grid_body): New function.
20086 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
20087 (gimple_omp_for_grid_phony): New function.
20088 (gimple_omp_for_set_grid_phony): Likewise.
20089 (gimple_omp_parallel_grid_phony): Likewise.
20090 (gimple_omp_parallel_set_grid_phony): Likewise.
20091 (gimple_omp_teams_grid_phony): Likewise.
20092 (gimple_omp_teams_set_grid_phony): Likewise.
20093 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
20094 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
20095 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
20096 (BUILT_IN_GOMP_TARGET): Updated type.
20097 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
20098 (adjust_for_condition): New function.
20099 (get_omp_for_step_from_incr): Likewise.
20100 (extract_omp_for_data): Moved parts to adjust_for_condition and
20101 get_omp_for_step_from_incr.
20102 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
20103 (fixup_child_record_type): Bail out if receiver_decl is NULL.
20104 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
20105 (scan_omp_parallel): Do not create child functions for phony
20107 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
20108 (scan_omp_1_op): Checking assert we are not remapping to
20109 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
20110 (parallel_needs_hsa_kernel_p): New function.
20111 (expand_parallel_call): Register apprpriate parallel child
20112 functions as HSA kernels.
20113 (grid_launch_attributes_trees): New type.
20114 (grid_attr_trees): New variable.
20115 (grid_create_kernel_launch_attr_types): New function.
20116 (grid_insert_store_range_dim): Likewise.
20117 (grid_get_kernel_launch_attributes): Likewise.
20118 (get_target_argument_identifier_1): Likewise.
20119 (get_target_argument_identifier): Likewise.
20120 (get_target_argument_value): Likewise.
20121 (push_target_argument_according_to_value): Likewise.
20122 (get_target_arguments): Likewise.
20123 (expand_omp_target): Call get_target_arguments instead of looking
20124 up for teams and thread limit.
20125 (grid_expand_omp_for_loop): New function.
20126 (grid_arg_decl_map): New type.
20127 (grid_remap_kernel_arg_accesses): New function.
20128 (grid_expand_target_kernel_body): New function.
20129 (expand_omp): Call it.
20130 (lower_omp_for): Do not emit phony constructs.
20131 (lower_omp_taskreg): Do not emit phony constructs but create for them
20132 a temporary variable receiver_decl.
20133 (lower_omp_taskreg): Do not emit phony constructs.
20134 (lower_omp_teams): Likewise.
20135 (lower_omp_grid_body): New function.
20136 (lower_omp_1): Call it.
20137 (grid_reg_assignment_to_local_var_p): New function.
20138 (grid_seq_only_contains_local_assignments): Likewise.
20139 (grid_find_single_omp_among_assignments_1): Likewise.
20140 (grid_find_single_omp_among_assignments): Likewise.
20141 (grid_find_ungridifiable_statement): Likewise.
20142 (grid_target_follows_gridifiable_pattern): Likewise.
20143 (grid_remap_prebody_decls): Likewise.
20144 (grid_copy_leading_local_assignments): Likewise.
20145 (grid_process_kernel_body_copy): Likewise.
20146 (grid_attempt_target_gridification): Likewise.
20147 (grid_gridify_all_targets_stmt): Likewise.
20148 (grid_gridify_all_targets): Likewise.
20149 (execute_lower_omp): Call grid_gridify_all_targets.
20150 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
20151 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
20152 (tree_omp_clause): Added union field dimension.
20153 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
20154 * tree.c (omp_clause_num_ops): Added number of arguments of
20155 OMP_CLAUSE__GRIDDIM_.
20156 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
20157 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
20158 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
20159 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
20160 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
20161 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
20162 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
20163 * tree-pass.h (make_pass_gen_hsail): Declare.
20164 (make_pass_ipa_hsa): Likewise.
20165 * ipa-hsa.c: New file.
20166 * lto-section-in.c (lto_section_name): Add hsa section name.
20167 * lto-streamer.h (lto_section_type): Add hsa section.
20168 * timevar.def (TV_IPA_HSA): New.
20169 * hsa-brig-format.h: New file.
20170 * hsa-brig.c: New file.
20171 * hsa-dump.c: Likewise.
20172 * hsa-gen.c: Likewise.
20175 * toplev.c (compile_file): Call hsa_output_brig.
20176 * hsa-regalloc.c: New file.
20178 2016-01-18 Jeff Law <law@redhat.com>
20180 PR tree-optimization/69320
20181 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
20182 ranged object, do nothing if the RHS constant is not [0..1].
20183 (optimize_stmt): Comparing a boolean ranged object against a
20184 constant outside [0..1] results in a compile-time constant.
20186 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
20189 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
20191 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20192 (Option Summary): Update to reflect new section and moved options.
20193 (C++ Dialect Options): Move -fstats to new section.
20194 (Debugging Options): Move all dump, statistics, and other GCC
20195 developer options to new section. Rewrite section introduction
20196 and re-order remaining options to put the more basic ones first.
20197 (Optimization Options): Move -fira-verbose and -flto-report* to
20199 (Developer Options): New section incorporating moved options.
20200 * doc/cppopts.texi (-dM): Update cross-reference.
20202 2016-01-18 Richard Henderson <rth@redhat.com>
20205 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20206 operands to pseudo only if CSE is expected. Split long immediate
20207 operands only after reload, and for the stack pointer.
20208 (*add<GPI>3_pluslong): Remove.
20209 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20210 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20211 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20212 (*add<GPI>3 peepholes): New.
20213 (*add<GPI>3 splitters): New.
20214 * config/aarch64/constraints.md (Upl): New.
20215 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20217 2016-01-18 Richard Biener <rguenther@suse.de>
20219 PR tree-optimization/69297
20220 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20222 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20224 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20226 PR middle-end/68542
20227 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20228 of mixind vector and scalar types.
20229 (fold_relational_const): Add handling of vector
20230 comparison with boolean result.
20231 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20232 comparison of vector operands with boolean result for EQ/NE only.
20233 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20234 (verify_gimple_cond): Likewise.
20235 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20238 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20240 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20243 2016-01-18 Richard Biener <rguenther@suse.de>
20245 PR middle-end/69308
20246 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20248 2016-01-18 Tom de Vries <tom@codesourcery.com>
20250 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20252 2016-01-18 Tom de Vries <tom@codesourcery.com>
20254 * omp-low.c (set_oacc_fn_attrib): Make extern.
20255 * omp-low.h (set_oacc_fn_attrib): Declare.
20256 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20257 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20258 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20259 Add and handle function parameter oacc_kernels_p.
20260 (find_reduc_addr, get_omp_data_i_param): New function.
20261 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20262 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20263 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20264 Calculate dominance info. Skip loops that are not in a kernels region
20265 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20266 (pass_parallelize_loops::execute): Call parallelize_loops with
20267 oacc_kernels_p argument.
20268 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20269 New member function.
20270 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20271 * passes.def: Add argument to pass_parallelize_loops instantation.
20273 2016-01-18 Tom de Vries <tom@codesourcery.com>
20275 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20276 pass_parallelize_loops to be run outside the loop pipeline.
20278 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20280 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20281 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20283 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20286 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20287 using get_ref_base_and_extent.
20288 (equal_mem_array_ref_p): New.
20289 (hashable_expr_equal_p): Add call to previous.
20291 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20294 * tree-sra.c (disqualified_constants, constant_decl_p): New.
20295 (sra_initialize): Allocate disqualified_constants.
20296 (sra_deinitialize): Free disqualified_constants.
20297 (disqualify_candidate): Update disqualified_constants when appropriate.
20298 (create_access): Scan for constant-pool entries as we go along.
20299 (scalarizable_type_p): Add check against type_contains_placeholder_p.
20300 (maybe_add_sra_candidate): Allow constant-pool entries.
20301 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
20302 (initialize_constant_pool_replacements): New.
20303 (sra_modify_assign): Avoid mangling assignments created by previous,
20304 and don't generate writes into constant pool.
20305 (sra_modify_function_body): Call initialize_constant_pool_replacements.
20307 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20309 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
20310 andnot instruction.
20311 (scalar_chain::convert_op): Likewise.
20312 * config/i386/i386.md (*andndi3_doubleword): New.
20314 2016-01-18 Richard Biener <rguenther@suse.de>
20316 PR tree-optimization/69170
20317 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
20318 building a vector from scalar results of a pattern stmt.
20320 2016-01-18 Jakub Jelinek <jakub@redhat.com>
20322 * haifa-sched.c (autopref_multipass_init): Work around
20323 -Wmaybe-uninitialized warning.
20325 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
20327 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
20328 against the constant 0.
20330 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20332 PR tree-optimization/68799
20333 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
20334 look up phi candidates in the statement-candidate map.
20335 (phi_add_costs): Likewise.
20336 (record_phi_increments): Likewise.
20337 (phi_incr_cost): Likewise.
20338 (ncd_with_phi): Likewise.
20339 (all_phi_incrs_profitable): Likewise.
20341 2016-01-17 Jakub Jelinek <jakub@redhat.com>
20343 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
20344 -Wmaybe-uninitialized warning.
20346 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
20348 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20349 (Option Summary): Update to reflect new section and moved options.
20350 (C++ Dialect Options): Move -fvtable-verify and related options.
20351 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
20352 and profiling-related options.
20353 (Optimization Options): Move profile generation options and
20354 -fstack-protector and related options.
20355 (Instrumentation Options): New section incorporating moved options.
20356 (Code Generation Options): Move -finstrument-functions and
20357 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
20359 2016-01-16 Tom de Vries <tom@codesourcery.com>
20361 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
20363 2016-01-16 Tom de Vries <tom@codesourcery.com>
20365 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
20367 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
20369 * hash-table.h (hash_table::empty): Turn into an inline wrapper
20370 that checks whether the table is already empty. Rename the
20371 original implementation to...
20372 (hash_table::empty_slot): ...this new private function.
20374 2016-01-15 David Malcolm <dmalcolm@redhat.com>
20376 PR diagnostic/68899
20377 * diagnostic-show-locus.c (layout::print_source_line): Move x
20378 offset of line until after call to
20379 get_line_width_without_trailing_whitespace.
20381 2016-01-15 Jeff Law <law@redhat.com>
20383 PR tree-optimization/69270
20384 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
20385 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
20386 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
20387 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
20388 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20389 ssa_name_has_boolean_range and constant_boolean_node.
20391 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
20393 PR rtl-optimization/69030
20394 * lra-spills.c (remove_pseudos): Check nrefs and make the function
20396 (spill_pseudos): Delete debug insn for dead pseudo.
20397 (lra_spill): Initiate spill_hard_reg and slots memory separately.
20399 2016-01-15 Jiong Wang <jiong.wang@arm.com>
20401 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
20403 (TYPES_UNOPUS): Likewise.
20404 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
20405 builtin type, from UNOP to UNOPUS.
20406 (lbtruncuv4sf): Likewise.
20407 (lbtruncuv2df): Likewise.
20408 (lrounduv2sf): Likewise.
20409 (lrounduv4sf): Likewise.
20410 (lrounduv2df): Likewise.
20411 (lroundusf): Likewise.
20412 (lroundusf): Likewise.
20413 (lceiluv2sf): Likewise.
20414 (lceiluv4sf): Likewise.
20415 (lceiluv2df): Likewise.
20416 (lceilusf): Likewise.
20417 (lceiludf): Likewise.
20418 (lflooruv2sf): Likewise.
20419 (lflooruv4sf): Likewise.
20420 (lflooruv2df): Likewise.
20421 (lfloorusf): Likewise.
20422 (lfloorudf): Likewise.
20423 (lfrintnuv2sf): Likewise.
20424 (lfrintnuv4sf): Likewise.
20425 (lfrintnuv2df): Likewise.
20426 (lfrintnusf): Likewise.
20427 (lfrintnudf): Likewise.
20428 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
20430 (vcvtq_u32_f32): Likewise.
20431 (vcvtq_u64_f64): Likewise.
20432 (vcvta_u32_f32): Likewise.
20433 (vcvtaq_u32_f32): Likewise.
20434 (vcvtaq_u64_f64): Likewise.
20435 (vcvtm_u32_f32): Likewise.
20436 (vcvtmq_u32_f32): Likewise.
20437 (vcvtmq_u64_f64): Likewise.
20438 (vcvtn_u32_f32): Likwise.
20439 (vcvtnq_u32_f32): Likewise.
20440 (vcvtnq_u64_f64): Likewise.
20441 (vcvtp_u32_f32): Likewise.
20442 (vcvtpq_u32_f32): Likewise.
20443 (vcvtpq_u64_f64): Likewise.
20444 (vcvtmd_u64_f64): Likewise.
20445 (vcvtms_u32_f32): Likewise.
20446 (vcvtad_u64_f64): Likewise.
20447 (vcvtas_u32_f32): Likewise.
20448 (vcvtnd_u64_f64): Likewise.
20449 (vcvtns_u32_f32): Likewise.
20450 (vcvtpd_u64_f64): Likewise.
20451 (vcvtps_u32_f32): Likewise.
20453 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20455 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
20456 CSEL of zero_extended registers.
20458 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20460 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
20461 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
20463 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20465 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
20466 false when argument string is not found in the attributes table
20469 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
20472 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
20473 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
20474 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
20475 precision estimate.
20477 2016-01-15 Richard Biener <rguenther@suse.de>
20479 PR tree-optimization/66856
20480 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
20481 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
20482 (vect_create_new_slp_node): Increment stmt reference count.
20483 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
20484 an SLP tree before swapping operands.
20485 (vect_build_slp_tree): Likewise.
20486 (destroy_bb_vec_info): Free stmt info after SLP instances.
20487 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
20488 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
20489 (STMT_VINFO_NUM_SLP_USES): New macro.
20491 2016-01-15 Richard Biener <rguenther@suse.de>
20494 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
20495 (add_linkage_name): ... here.
20496 (gen_typedef_die): Use add_linkage_name_raw instead of
20497 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
20500 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
20502 * gimplify.c (oacc_default_clause): Decode reference and pointer
20503 types for both kernels and parallel regions.
20505 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
20507 PR middle-end/69246
20508 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
20510 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20512 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
20513 (convert_scalars_to_vector): Likewise.
20515 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
20517 * doc/extend.texi (Type Traits): Fix grammar.
20519 2016-01-15 Martin Jambor <mjambor@suse.cz>
20521 * tree-inline.c (remap_decl): Use existing dclarations if
20522 remapping a type and prevent_decl_creation_for_types.
20523 (replace_locals_stmt): Do an initial remapping of non-VLA typed
20524 decls first. Do real remapping with
20525 prevent_decl_creation_for_types set.
20526 * tree-inline.h (copy_body_data): New field
20527 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
20530 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20532 * config/s390/s390.opt (mmvcle): More verbose help text.
20534 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20536 * config/s390/s390.opt: Add period to -mzvector option text.
20538 2016-01-15 Richard Biener <rguenther@suse.de>
20540 PR tree-optimization/68961
20541 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
20542 of invariants in stores again.
20544 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
20546 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
20548 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20550 * config/i386/i386.c (ix86_expand_branch): Don't split
20551 DI mode xor instruction to SI mode.
20553 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20556 * ipa-icf.c (sem_function::merge): Virtual functions may become
20557 reachable even if they address is not taken and there are no
20560 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20562 * lto-streamer-out.c (subtract_estimated_size): New function.
20563 (get_symbol_initial_value): Use it.
20565 2016-01-15 Christian Bruel <christian.bruel@st.com>
20568 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
20569 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
20570 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
20571 use add_builtin_function_ext_scope instead of add_builtin_function.
20572 (neon_set_p, neon_crypto_set_p): Remove.
20573 (arm_init_builtins): Always call arm_init_neon_builtins and
20574 arm_init_crypto_builtins.
20575 (arm_expand_builtin): Check that builtins are allowed for the arch.
20576 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
20577 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
20578 arm_init_neon_builtins call.
20580 2016-01-15 Richard Biener <rguenther@suse.de>
20582 PR tree-optimization/69117
20583 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
20584 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
20585 of the leader conservatively.
20586 (free_scc_vn): Restore original SSA name infos.
20588 2016-01-14 Jeff Law <law@redhat.com>
20590 PR tree-optimization/69270
20591 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
20592 single bit of precision, verify it's also unsigned.
20593 (record_edge_info): Use constant_boolean_node rather than fold_convert
20594 to convert boolean_true/boolean_false to the right type.
20596 2016-01-14 Richard Henderson <rth@redhat.com>
20599 * loop-doloop.c (record_reg_sets): New.
20600 (doloop_optimize): Reject the transform if the sequence
20601 clobbers registers live at the end of the loop block.
20602 (doloop_optimize_loops): Enable df_live if needed.
20604 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20606 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
20607 * config/rs6000/rs6000.c: Likewise.
20608 * config/rs6000/rs6000.h: Likewise.
20609 * config/rs6000/rs6000.md: Likewise.
20610 * doc/extend.texi: Likewsie.
20612 2016-01-14 Jeff Law <law@redhat.com>
20614 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
20617 2016-01-14 Richard Henderson <rth@redhat.com>
20621 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
20622 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
20623 instead of builtin_decl_declared_p to test for declaration.
20625 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
20627 * doc/loop.texi (Loop Analysis and Representation): Document
20628 loop_depth function.
20630 2016-01-14 Tom de Vries <tom@codesourcery.com>
20632 PR tree-optimization/68773
20633 * omp-low.c (expand_omp_target): Don't set force_output.
20634 * varpool.c (varpool_node::get_create): Same.
20635 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
20636 offload_funcs with force_output.
20638 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20641 * lra-eliminations.c (move_plus_up): Don't change anything if either
20642 the outer or inner subreg mode is not MODE_INT.
20643 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
20644 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
20646 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20648 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
20649 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
20650 reduc_uplus_@var{m}): Remove.
20651 * expr.c (expand_expr_real_2): Remove expansion path for
20652 reduc_[us](min|max|plus) optabs.
20653 * optabs-tree.c (scalar_reduc_to_vector): Remove.
20654 * optabs-tree.h (scalar_reduc_to_vector): Remove.
20655 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
20656 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
20657 * tree-vect-loop.c (vectorizable_reduction): Remove test for
20658 reduc_[us](min|max|plus) optabs.
20660 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20662 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
20663 (reduc_plus_scal_v2sf): New.
20664 (reduc_smax_v2sf): Rename to...
20665 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
20666 (reduc_smin_v2sf): Rename to...
20667 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
20669 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
20671 * alias.c (compare_base_symbol_refs): New function.
20672 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
20675 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20677 PR middle-end/68146
20678 PR tree-optimization/69155
20679 * tree-complex.c: Include cfganal.h.
20680 (phis_to_revisit): New variable.
20681 (extract_component): Add phiarg_p argument. Assert that returned
20682 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
20683 (update_phi_components): Partly rewrite to use loop over real/imag
20684 components instead of code duplication. If extract_component returns
20685 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
20686 create_tmp_reg into the PHI node instead, and mention the phi triplet
20687 in phis_to_revisit.
20688 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
20689 in phis_to_revisit at the end.
20691 2016-01-14 Richard Biener <rguenther@suse.de>
20693 PR tree-optimization/68060
20694 * tree-vect-loop.c (vect_is_simple_reduction): Check the
20695 outer loop reduction is only used in the inner loop before
20696 detecting a double reduction.
20698 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20701 * combine.c (expand_field_assignment): Punt if compute_mode is
20702 unsupported scalar mode.
20704 2016-01-14 Richard Biener <rguenther@suse.de>
20706 PR tree-optimization/66856
20707 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
20708 SLP node only if it built successfully.
20709 (vect_analyze_slp_instance): Adjust.
20711 2016-01-14 Jeff Law <law@redhat.com>
20713 PR tree-optimization/69270
20714 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
20715 (record_edge_info): Use it. Convert boolean_{true,false}_node
20716 to the type of op0.
20718 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
20721 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
20722 use block_ultimate_origin
20723 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
20725 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20727 * doc/invoke.texi (Submodel Options): Rename section to
20728 "Machine-Dependent Options" to better reflect its content.
20729 Rewrite introductory text to remove archaic CPU names.
20732 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20734 * doc/invoke.texi (Code Gen Options): Move section up in file,
20735 before target-specific options. Update menu and option summary
20736 to reflect the new section ordering.
20738 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20740 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
20741 (C++ Dialect Options): Add cross-reference to -std option.
20742 * doc/standards.texi (C++ Language): Document C++14 support.
20744 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
20746 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
20747 for pack/unpack functions for __ibm128.
20748 (PACK_IF): Likewise.
20749 (UNPACK_IF): Likewise.
20751 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
20752 support for __ibm128 pack/unpack functions.
20753 (rs6000_invalid_builtin): Likewise.
20754 (rs6000_init_builtins): Likewise.
20755 (rs6000_opt_masks): Likewise.
20757 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
20758 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
20760 (RS6000_BTM_COMMON): Likewise.
20762 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
20763 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
20764 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
20765 128-bit floating point. Add support for the double values to be
20766 in Altivec registers for TF/IF packing and unpacking, but restrict
20767 TD packing sub-fields to be FPR registers. Don't allow overlapped
20768 register support for packing. Allow pack inputs to be memory
20769 locations. Don't build generator functions for unpack<mode>_dm
20770 and unpack<mode>_nodm.
20771 (unpack<mode>_dm): Likewise.
20772 (unpack<mode>_nodm): Likewise.
20773 (pack<mode>): Likewise.
20775 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
20776 built-in functions to pack/unpack explicit __ibm128 values.
20777 (__builtin_unpack_ibm128): Likewise.
20779 * doc/extend.texi (PowerPC Built-in Functions): Document
20780 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
20782 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
20785 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
20786 Add new arg loc and pass it down as context.
20787 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
20788 to the location to use for the warning.
20789 (check_function_arguments): New arg loc. All callers changed. Pass
20790 it to check_function_nonnull.
20791 * c-common.h (check_function_arguments): Adjust declaration.
20793 2016-01-13 Jakub Jelinek <jakub@redhat.com>
20795 PR tree-optimization/69156
20796 * gimple.c (validate_type): Removed.
20797 (gimple_builtin_call_types_compatible_p): Use
20798 useless_type_conversion_p instead of validate_type.
20799 * value-prof.c (gimple_stringop_fixed_value): Fold
20800 icall_size to correct type.
20802 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20804 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
20807 2016-01-13 Richard Henderson <rth@redhat.com>
20810 * target.def (builtin_tm_load, builtin_tm_store): Remove.
20811 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
20812 (ix86_builtin_tm_store): Remove.
20813 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
20814 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
20815 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
20816 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
20817 * doc/tm.texi: Rebuild.
20819 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
20820 (BUILT_IN_TM_MEMCPY_RTWN): New.
20821 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
20822 fallback from vector to integer helpers.
20823 (build_tm_load): Handle vector types directly, instead of
20825 (build_tm_store): Likewise.
20826 (expand_assign_tm): Prepare for register types not handled by
20827 the above. Copy them to memory and use memcpy.
20828 * tree.c (tm_define_builtin): New.
20829 (find_tm_vector_type): New.
20830 (build_tm_vector_builtins): New.
20831 (build_common_builtin_nodes): Call it.
20833 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
20835 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
20836 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
20838 2016-01-13 Tom de Vries <tom@codesourcery.com>
20840 PR tree-optimization/69169
20841 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
20842 handled_struct_type param.
20843 (create_variable_info_for, intra_create_variable_infos): Call
20844 create_variable_info_for_1 with extra arg.
20846 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
20848 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
20849 and "armv8.1-a+crc" entries.
20851 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
20854 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
20855 Change first operand predicate from register_or_constm1_operand
20856 to register_operand.
20857 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
20858 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
20859 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
20860 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
20861 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
20862 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
20863 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
20864 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
20865 comparison with constm1_rtx from vec_prefetch_gen part.
20867 2016-01-13 Richard Biener <rguenther@suse.de>
20869 PR tree-optimization/69013
20870 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
20871 Exchange assert for a test.
20873 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20876 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
20878 2016-01-13 Richard Biener <rguenther@suse.de>
20880 PR tree-optimization/69242
20881 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
20882 assert with a check.
20884 2016-01-13 Richard Biener <rguenther@suse.de>
20886 PR tree-optimization/69186
20887 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20888 Properly guard vect_update_misalignment_for_peel call.
20890 2016-01-12 Jeff Law <law@redhat.com>
20892 PR tree-optimization/pr67755
20893 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
20894 "need_profile_correction".
20895 (thread_block_1): Initialize new field to false by default. If we
20896 have multiple thread paths through a common joiner to different
20897 final targets, then set new field to true.
20898 (compute_path_counts): Only do count adjustment when it's really
20901 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20903 * doc/invoke.texi (Spec Files): Move section down in file, past
20904 all command-line option descriptions.
20906 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20908 PR middle-end/54809
20909 * doc/gty.texi: Remove documentation of mark_hook.
20910 * gengtype.c (struct write_types_data): Remove code to support
20911 mark_hook attribute.
20912 (walk_type): Likewise.
20913 (write_func_for_structure): Likewise.
20915 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20917 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
20918 Directory Options, and -specs= to Overall Options.
20919 (Overall Options): Adjust similarly. Reorder to group related
20920 options together. Make -specs= cross-reference the spec file details.
20921 (Directory Options): Adjust similarly.
20923 2016-01-12 Jeff Law <law@redhat.com>
20925 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
20927 2016-01-12 Olivier Hainque <hainque@adacore.com>
20929 * gcc.c (spec_undefvar_allowed): New global.
20930 (process_command): Set to true when running for --version or --help,
20932 (getenv_spec_function): When the variable is not defined, use the
20933 variable name as the variable value if we're allowed not to issue
20936 2016-01-12 Bin Cheng <bin.cheng@arm.com>
20938 PR tree-optimization/68911
20939 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
20940 information computed for expression "init + nit * step".
20942 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20944 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
20945 about name of GCC executable. Remove deleted node from menu.
20946 (Directory Options) <-B>: Remove cross-reference to deleted node.
20947 (Target Options): Delete section.
20949 2016-01-12 Christian Bruel <christian.bruel@st.com>
20952 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
20953 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
20955 2016-01-12 Jakub Jelinek <jakub@redhat.com>
20958 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
20959 aligned_mem is properly set for AVX512-VL floating point masked
20963 * ifcvt.c (cond_exec_process_if_block): When removing the last
20964 insn from then_bb, remove also any possible barriers that follow it.
20966 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
20970 * config/i386/iamcu.h (SIZE_TYPE): New macro.
20971 (PTRDIFF_TYPE): Likewise.
20972 (WCHAR_TYPE): Likewise.
20973 (WCHAR_TYPE_SIZE): Likewise.
20974 (STDINT_LONG32): Likewise.
20976 2016-01-12 Richard Biener <rguenther@suse.de>
20978 PR tree-optimization/69053
20979 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
20980 convert initial value for cond reductions.
20982 2016-01-12 Richard Biener <rguenther@suse.de>
20984 PR tree-optimization/69007
20985 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
20986 widen_sum after dot_prod and sad.
20988 2016-01-12 Richard Biener <rguenther@suse.de>
20990 PR tree-optimization/69168
20991 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
20992 pattern stmt SLP type.
20993 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
20994 end up unused so cope with that case.
20996 2016-01-12 Richard Biener <rguenther@suse.de>
20998 PR tree-optimization/69157
20999 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
21000 stmts def type only during analyze phase.
21001 (vectorizable_call): Likewise.
21002 (vectorizable_simd_clone_call): Likewise.
21003 (vectorizable_conversion): Likewise.
21004 (vectorizable_assignment): Likewise.
21005 (vectorizable_shift): Likewise.
21006 (vectorizable_operation): Likewise.
21007 (vectorizable_store): Likewise.
21008 (vectorizable_load): Likewise.
21010 2016-01-12 Richard Biener <rguenther@suse.de>
21012 PR tree-optimization/69174
21013 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
21015 (vectorizable_load): Properly compute the number of loads needed
21016 for permuted strided SLP loads and do not spuriously assign
21017 to SLP_TREE_VEC_STMTS.
21019 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
21021 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
21022 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
21023 (MD_EXEC_PREFIX): Remove.
21024 (MD_STARTFILE_PREFIX) Removee.
21025 (FILE_NAME_ABSOLUTE_P): Remove.
21026 (CPP_SPEC): Do not read macros from sys/version.h.
21027 (LINK_COMMAND_SPEC): Remove.
21028 (LOCAL_INCLUDE_DIR): Remove.
21029 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
21030 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
21031 (POST_LINK_SPEC): Define to invoke stubify after linker
21032 (LIBSTDCXX): Remove define
21033 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
21034 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
21035 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
21036 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
21037 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
21038 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
21039 (i386_djgpp_asm_named_section): Add propotype of new procedure
21041 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
21042 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
21043 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
21044 in config/i386/djgpp.h).
21045 (STANDARD_STARTFILE_PREFIX_2): Define identical to
21046 STANDARD_STARTFILE_PREFIX_1.
21047 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
21048 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
21049 installation errors.
21050 (MAX_OFILE_ALIGNMENT): Define to 128.
21051 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
21053 * config/i386/djgpp.c: New file. Add implementation of
21054 i386_djgpp_asm_named_section.
21056 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
21058 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
21059 Add rule for building djgpp.o.
21061 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21063 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
21064 (rtx_is_swappable_p): Reductions are swappable.
21065 (insn_is_swappable_p): V2DF reductions are swappable.
21067 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
21069 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
21070 reloads for other unsupported memory operands.
21072 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21073 Jim Wilson <jim.wilson@linaro.org>
21076 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
21077 copy_to_mode_reg instead of force_reg.
21079 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21082 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
21083 TARGET_80387 is true.
21085 2016-01-11 Jakub Jelinek <jakub@redhat.com>
21088 * lra-eliminations.c (move_plus_up): Only move plus up
21089 if subreg of the constant can be simplified into constant
21090 and use the simplified subreg of the constant instead of
21091 the original constant.
21093 * fold-const.c (fold_convertible_p): Don't return true
21094 for conversion of VECTOR_TYPE to same sized integral type.
21095 (fold_convert_loc): Fix up formatting. Fold conversion of
21096 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
21097 instead of NOP_EXPR.
21099 PR tree-optimization/69214
21100 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
21101 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
21104 PR tree-optimization/69207
21105 * tree-vect-slp.c (vect_get_constant_vectors): For
21106 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
21107 fold_convertible_p to vector_type's element type, and always
21108 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
21110 2016-01-11 Richard Biener <rguenther@suse.de>
21112 PR tree-optimization/69173
21113 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
21114 fixup the cycle if all stmts are in a pattern.
21116 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
21118 PR middle-end/68999
21119 * alias.c (base_alias_check): Move check for addresses with
21120 alignment ANDs before the call for compare_base_decls.
21121 (memrefs_conflict_p): Return -1 for different decls
21122 that went through alignment adjustments.
21124 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21126 PR rtl-optimization/68796
21127 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
21128 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
21129 and QImode comparisons against zero with CC_NZmode.
21130 * config/aarch64/iterators.md (short_mask): New mode_attr.
21132 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
21134 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
21135 (<avx512>_store<mode>_mask): Likewise.
21137 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
21138 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21140 PR rtl-optimization/68841
21141 * ifcvt.c (struct noce_if_info): Add orig_x field.
21142 (bbs_ok_for_cmove_arith): Add to_rename parameter.
21143 Don't record conflicts on to_rename if it's present.
21144 Allow memory destinations in sets.
21145 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
21146 blocks, passing orig_x to the checks.
21147 (noce_process_if_block): Set if_info->orig_x appropriately.
21149 2016-01-11 Tom de Vries <tom@codesourcery.com>
21151 PR tree-optimization/69069
21152 * tree-parloops.c (create_parallel_loop): Add missing phi args.
21154 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
21156 PR rtl-optimization/68920
21157 * config/i386/i386.c (ix86_option_override_internal): Restrict number
21158 of conditional moves for RTL if-conversion to 1 for
21159 TARGET_ONE_IF_CONV_INSN.
21160 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
21161 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
21162 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
21163 parameter to restirct number of conditional moves for
21165 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
21166 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
21169 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
21172 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
21173 onepart vars. Fix typo in comment. Fix reversed condition in
21175 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
21178 * var-tracking.c (dump_onepart_variable_differences): New.
21179 (dataflow_set_different): If a detailed dump is requested,
21180 delay early returns and dump differences between onepart
21181 variables present before and after, and added variables.
21183 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21186 * expr.c (expand_expr_real_1): For boolean vector constants
21187 with a scalar mode use const_scalar_mask_from_tree.
21188 (const_scalar_mask_from_tree): New.
21189 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
21190 assigned to a mask type to handle constants.
21192 2016-01-11 Martin Jambor <mjambor@suse.cz>
21195 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21196 useless parameters if we cannot change function signature.
21198 2016-01-11 Martin Jambor <mjambor@suse.cz>
21201 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21204 2016-01-11 Tom de Vries <tom@codesourcery.com>
21206 PR tree-optimization/69109
21207 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21210 2016-01-11 Tom de Vries <tom@codesourcery.com>
21212 PR tree-optimization/69108
21213 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21214 res is not used in a phi.
21216 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21219 * common.opt (frandom-seed): Fix parameter name.
21220 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21222 2016-01-11 Tom de Vries <tom@codesourcery.com>
21224 PR tree-optimization/69058
21225 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21228 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21230 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21231 (mcode-density): Likewise.
21233 2016-01-10 Tom de Vries <tom@codesourcery.com>
21235 PR tree-optimization/69062
21236 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21237 (parallelize_loops): Don't paralelize loop that has phi with address
21240 2016-01-10 Tom de Vries <tom@codesourcery.com>
21242 PR tree-optimization/69039
21243 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21246 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21248 PR middle-end/68743
21249 * match.pd: Require target has function_c99_misc before doing
21250 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21252 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21254 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21256 * configure: Regenerate.
21258 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21260 PR middle-end/50865
21261 PR tree-optimization/69097
21262 * fold-const.h (expr_not_equal_to): New prototype.
21263 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21264 (expr_not_equal_to): New function.
21265 * match.pd (X % -Y is the same as X % Y): Don't optimize
21266 unless X is known not to be equal to minimum or Y is known
21267 not to be equal to -1.
21268 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21269 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21270 (simplify_stmt_using_ranges): Adjust caller.
21271 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21272 substitute_and_fold.
21274 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21276 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21279 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21281 PR tree-optimization/69167
21282 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21283 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21285 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21287 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21288 Richard Biener <rguenther@suse.de>
21290 PR tree-optimization/68707
21291 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
21292 instances that can be handled via vect_load_lanes.
21294 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
21296 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
21297 if we can't determine address equivalence.
21298 * alias.c (compare_base_decl): Update for changed return value of
21299 symtab_node::equal_address_to.
21301 2016-01-08 Jason Merrill <jason@redhat.com>
21305 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
21306 * expr.c (store_field): Not here.
21307 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
21308 call with TREE_ADDRESSABLE type.
21309 * tree-cfg.c (verify_gimple_call): Adjust.
21311 2016-01-08 Olivier Hainque <hainque@adacore.com>
21313 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
21316 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21318 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
21319 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
21320 (reduc_smin_v2sf): Rename to...
21321 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
21322 (reduc_splus_v2sf): Rename to...
21323 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
21325 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21327 PR tree-optimization/69162
21328 * gimplify.c (gimplify_va_arg_expr): Encode original type of
21329 valist argument in another argument.
21330 (gimplify_modify_expr): Adjust for the above change. Cleanup.
21331 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
21332 to determine the va_list type, build a MEM_REF instead of
21333 build_fold_indirect_ref.
21335 PR tree-optimization/69172
21336 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
21339 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
21341 PR tree-optimization/67781
21342 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
21343 and cmpnop in two steps: first the ones not accessed in original
21344 gimple expression in a endian independent way and then the ones not
21345 accessed in the final result in an endian-specific way.
21347 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21349 PR tree-optimization/69083
21350 * tree-vect-slp.c (vect_get_constant_vectors): For
21351 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
21352 element type. If op is fold_convertible_p to vector_type's element
21353 type, use NOP_EXPR instead of VCE.
21355 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
21357 PR rtl-optimization/67778
21358 PR rtl-optimization/68634
21359 PR rtl-optimization/68909
21360 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
21361 block from the stack until done with it. Remove a superfluous
21362 bitmap set. Remove a superfluous bitmap test.
21364 2016-01-07 Martin Sebor <msebor@redhat.com>
21367 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
21368 constraint on the type of arguments.
21370 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
21372 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
21373 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
21374 unaligned_access on the gcc_options set.
21375 * config/arm/arm.c (arm_option_override_internal): Use
21376 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
21378 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21381 * config/i386/i386.c (ix86_frame_pointer_required): Enable
21382 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
21384 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21387 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21390 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21391 depending on frame_pointer_needed before remaining integer and SSE
21392 registers are saved.
21394 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
21397 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
21399 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
21402 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
21403 Use the "xBm" constraint.
21404 (float<sseintvecmodelower><mode>2<mask_name><round_name):
21406 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
21407 (sse_cvtsi2ssq<round_name>): Likewise.
21408 (sse_cvtss2si<round_name>): Likewise.
21409 (sse_cvtss2siq<round_name>): Likewise.
21410 (sse2_cvtsi2sdq<round_name>): Likewise.
21411 (sse2_cvtsd2si<round_name>): Likewise.
21412 (sse2_cvtsd2siq<round_name>): Likewise.
21413 * config/i386/subst.md (round_nimm_scalar_predicate): New
21416 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
21418 PR middle-end/67639
21419 * varasm.c (make_decl_rtl): Mark invalid register vars as
21422 PR rtl-optimization/66206
21423 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
21424 All callers changed.
21426 2016-01-07 Jakub Jelinek <jakub@redhat.com>
21428 PR tree-optimization/69141
21429 * tree-ssa-pre.c: Include langhooks.h.
21430 (eliminate_dom_walker::before_dom_children): Use
21431 lang_hooks.decl_printable_name instead of
21432 cgraph_node::get ()->name ().
21434 PR middle-end/68960
21435 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
21436 it and DECL_ALIGN too.
21438 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
21440 * config/mips/mips-ftypes.def: Sort to lexicographical order.
21442 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21445 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21446 depending on frame_pointer_needed before remaining integer and SSE
21447 registers are saved.
21449 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21451 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
21452 mode iterator with VSX_M2.
21453 (*p9_vecstore_<mode>): Likewise.
21454 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
21455 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
21456 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
21457 (define_split for VSX_LE128 stores): Likewise.
21458 (define_peephole2 for TImode LE swaps): Likewise.
21459 (define_split for VSX_LE128 post-reload stores): Likewise.
21461 2016-01-06 Marek Polacek <polacek@redhat.com>
21464 * convert.c (convert_to_integer_1): Adjust call to
21465 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
21466 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
21467 EXPR instead of ARG.
21468 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
21470 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21473 * doc/extend.texi (RL78 Variable Attributes): New section.
21475 2016-01-05 Marek Polacek <polacek@redhat.com>
21478 * builtins.c (get_memmodel): Use expansion point location rather than
21479 the input location. Call warning_at rather than warning.
21480 (expand_builtin_atomic_compare_exchange): Likewise.
21481 (expand_builtin_atomic_load): Likewise.
21482 (expand_builtin_atomic_store): Likewise.
21483 (expand_builtin_atomic_clear): Likewise.
21485 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21488 * config/i386/i386.c (ix86_expand_vector_logical_operator):
21489 Replace nonimmediate_operand with vector_operand.
21490 * config/i386/predicates.md (vector_operand): New predicate.
21491 (general_vector_operand): Replace nonimmediate_operand with
21493 * config/i386/sse.md: Replace nonimmediate_operand with
21494 vector_operand and m constraint with Bm constraint on SSE
21495 patterns with 16-byte memory operand.
21496 * config/i386/subst.md (round_nimm_predicate): Replace
21497 nonimmediate_operand with vector_operand.
21498 (round_saeonly_nimm_predicate): Likewise.
21499 (round_saeonly_nimm_scalar_predicate): New.
21501 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21504 * config/i386/constraints.md (Bm): New constraint.
21505 * config/i386/predicates.md (vector_memory_operand): New
21507 * config/i386/sse.md: Replace xm with xBm in plusminus and
21508 any_logic patterns.
21510 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21513 * doc/extend.texi (V850 Function Attributes): New section.
21514 (V850 Variable Attributes): New section.
21516 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21519 * doc/extend.texi (MicroBlaze Function Attributes): Document
21520 interrupt_handler and fast_interrupt attributes.
21522 2016-01-05 Sergei Trofimovich <siarheit@google.com>
21525 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
21526 for local symbolic operands.
21527 * config/ia64/predicates.md (local_symbolic_operand64): New
21530 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21532 PR rtl-optimization/68651
21533 * combine.c (combine_simplify_rtx): Canonicalize x + x into
21536 2016-01-05 Nathan Sidwell <nathan@acm.org>
21538 * alias.c (compare_base_decls): Use symtab_node::get.
21540 2016-01-05 Nick Clifton <nickc@redhat.com>
21543 * ira-costs.c (copy_cost): Initialise the t_icode field of the
21544 secondary_reload_info structure.
21547 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
21548 decls if weak support is available.
21550 2016-01-04 Martin Sebor <msebor@redhat.com>
21552 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
21554 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21556 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
21557 OPTION_MASK_P9_DFORM.
21559 * config/rs6000/constraints.md (wo constraint): New constraint for
21562 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
21564 (rs6000_init_hard_regno_mode_ok): Likewise.
21566 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
21569 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
21570 expanders not to have constraints. Add support for ISA 3.0 xxperm
21571 instruction. Add support for fusing xxlor with xxperm.
21572 (altivec_vperm_<mode>_internal): Likewise.
21573 (altivec_vperm_v8hiv16qi): Likewise.
21574 (altivec_vperm_<mode>v16q): Likewise.
21575 (altivec_vperm_<mode>_uns): Likewise.
21576 (vperm_v8hiv4si): Likewise.
21577 (vperm_v16qiv8hi): Likewise.
21579 * doc/md.texi (RS/6000 constraints): Document wo constraint.
21581 2016-01-04 Jakub Jelinek <jakub@redhat.com>
21583 Update copyright years.
21585 * gcc.c (process_command): Update copyright notice dates.
21586 * gcov-dump.c (print_version): Ditto.
21587 * gcov.c (print_version): Ditto.
21588 * gcov-tool.c (print_version): Ditto.
21589 * gengtype.c (create_file): Ditto.
21590 * doc/cpp.texi: Bump @copying's copyright year.
21591 * doc/cppinternals.texi: Ditto.
21592 * doc/gcc.texi: Ditto.
21593 * doc/gccint.texi: Ditto.
21594 * doc/gcov.texi: Ditto.
21595 * doc/install.texi: Ditto.
21596 * doc/invoke.texi: Ditto.
21598 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21600 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
21601 modes larger than TImode as TImode if NEON is not enabled.
21603 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21606 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
21607 mode for %f0-%f31 only if TARGET_FPU.
21609 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21612 * config/sparc/sparc.c (scan_record_type): Take into account subfields
21613 to compute the PACKED_P predicate.
21614 (function_arg_record_value): Minor tweaks.
21616 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21618 * doc/install.texi (--with-multilib-list): Describe the meaning of the
21619 option for arm*-*-* targets.
21621 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
21623 * doc/extend.texi (Common Function Attributes): Move docs for
21624 MSP430-specific attributes to....
21625 (MSP430 Function Attributes): ...here. Delete the redundant
21626 entries and copy-edit the remaining text.
21627 (MSP430 Variable Attributes): Use uniform format for index
21628 entries and add a cross-reference to the corresponding function
21631 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
21633 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
21635 (x86 Options): Likewise.
21637 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21641 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
21642 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
21643 to corresponding attribute.
21645 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21647 * doc/extend.texi (Common Function Attributes) <noplt>: Move
21648 to correct alphabetization of table. Copy-edit and correct
21650 <stack_protect>: Likewise.
21651 <target_clones>: Likewise.
21653 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
21654 Correct punctuation.
21655 (Code Gen Options) <-fno-plt>: Copy-edit.
21657 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
21660 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
21661 SI values. Explicitly convert SI to DI and vice-versa.
21663 2016-01-01 Jakub Jelinek <jakub@redhat.com>
21665 PR tree-optimization/69070
21666 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
21667 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
21670 * ubsan.c (ubsan_instrument_float_cast): Call
21671 initialize_sanitizer_builtins.
21674 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
21676 Copyright (C) 2016 Free Software Foundation, Inc.
21678 Copying and distribution of this file, with or without modification,
21679 are permitted in any medium without royalty provided the copyright
21680 notice and this notice are preserved.